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  1. <!DOCTYPE html>
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  6.     <meta charset="utf-8">
    7. 

  7.     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    8. 

  8.     <title>Class TreeView&lt;T&gt;
    9. 

  9.    </title>
    10. 

  10.     <meta name="viewport" content="width=device-width">
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  11.     <meta name="title" content="Class TreeView&lt;T&gt;
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  29.         <nav id="autocollapse" class="navbar navbar-inverse ng-scope" role="navigation">
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  30.           <div class="container">
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  31.             <div class="navbar-header">
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  32.               <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar">
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  43.             <div class="collapse navbar-collapse" id="navbar">
    44. 

  44.               <form class="navbar-form navbar-right" role="search" id="search">
    45. 

  45.                 <div class="form-group">
    46. 

  46.                   <input type="text" class="form-control" id="search-query" placeholder="Search" autocomplete="off">
    47. 

  47.                 </div>
    48. 

  48.               </form>
    49. 

  49.             </div>
    50. 

  50.           </div>
    51. 

  51.         </nav>
    52. 

  52.         
    53. 

  53.         <div class="subnav navbar navbar-default">
    54. 

  54.           <div class="container hide-when-search" id="breadcrumb">
    55. 

  55.             <ul class="breadcrumb">
    56. 

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    57. 

  57.             </ul>
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    64. 

  64.           <div class="search-list">Search Results for <span></span></div>
    65. 

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    66. 

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    67. 

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    79. 

  79.         <div class="article row grid-right">
    80. 

  80.           <div class="col-md-10">
    81. 

  81.             <article class="content wrap" id="_content" data-uid="Terminal.Gui.TreeView`1">
    82. 

  82.   
    83. 

  83.   
    84. 

  84.   <h1 id="Terminal_Gui_TreeView_1" data-uid="Terminal.Gui.TreeView`1" class="text-break">Class TreeView&lt;T&gt;
    85. 

  85.   </h1>
    86. 

  86.   <div class="markdown level0 summary">
    87. 

  87. Hierarchical tree view with expandable branches.  Branch objects are dynamically determined
    88. 

  88. when expanded using a user defined <a class="xref" href="Terminal.Gui.Trees.ITreeBuilder-1.html">ITreeBuilder&lt;T&gt;</a>
    89. 

  89. 

  90. <a href="https://migueldeicaza.github.io/gui.cs/articles/treeview.html">See TreeView Deep Dive for more information</a>.
    91. 

  91. </div>
    92. 

  92.   <div class="markdown level0 conceptual"></div>
    93. 

  93.   <div class="inheritance">
    94. 

  94.     <h5>Inheritance</h5>
    95. 

  95.     <div class="level0"><span class="xref">System.Object</span></div>
    96. 

  96.     <div class="level1"><a class="xref" href="Terminal.Gui.Responder.html">Responder</a></div>
    97. 

  97.     <div class="level2"><a class="xref" href="Terminal.Gui.View.html">View</a></div>
    98. 

  98.     <div class="level3"><span class="xref">TreeView&lt;T&gt;</span></div>
    99. 

  99.       <div class="level4"><a class="xref" href="Terminal.Gui.TreeView.html">TreeView</a></div>
    100. 

  100.   </div>
    101. 

  101.   <div classs="implements">
    102. 

  102.     <h5>Implements</h5>
    103. 

  103.     <div><span class="xref">System.IDisposable</span></div>
    104. 

  104.     <div><span class="xref">System.ComponentModel.ISupportInitializeNotification</span></div>
    105. 

  105.     <div><span class="xref">System.ComponentModel.ISupportInitialize</span></div>
    106. 

  106.     <div><a class="xref" href="Terminal.Gui.ITreeView.html">ITreeView</a></div>
    107. 

  107.   </div>
    108. 

  108.   <div class="inheritedMembers">
    109. 

  109.     <h5>Inherited Members</h5>
    110. 

  110.     <div>
    111. 

  111.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Added">View.Added</a>
    112. 

  112.     </div>
    113. 

  113.     <div>
    114. 

  114.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Removed">View.Removed</a>
    115. 

  115.     </div>
    116. 

  116.     <div>
    117. 

  117.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Enter">View.Enter</a>
    118. 

  118.     </div>
    119. 

  119.     <div>
    120. 

  120.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Leave">View.Leave</a>
    121. 

  121.     </div>
    122. 

  122.     <div>
    123. 

  123.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_MouseEnter">View.MouseEnter</a>
    124. 

  124.     </div>
    125. 

  125.     <div>
    126. 

  126.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_MouseLeave">View.MouseLeave</a>
    127. 

  127.     </div>
    128. 

  128.     <div>
    129. 

  129.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_MouseClick">View.MouseClick</a>
    130. 

  130.     </div>
    131. 

  131.     <div>
    132. 

  132.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_CanFocusChanged">View.CanFocusChanged</a>
    133. 

  133.     </div>
    134. 

  134.     <div>
    135. 

  135.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_EnabledChanged">View.EnabledChanged</a>
    136. 

  136.     </div>
    137. 

  137.     <div>
    138. 

  138.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_VisibleChanged">View.VisibleChanged</a>
    139. 

  139.     </div>
    140. 

  140.     <div>
    141. 

  141.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_HotKey">View.HotKey</a>
    142. 

  142.     </div>
    143. 

  143.     <div>
    144. 

  144.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_HotKeySpecifier">View.HotKeySpecifier</a>
    145. 

  145.     </div>
    146. 

  146.     <div>
    147. 

  147.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Shortcut">View.Shortcut</a>
    148. 

  148.     </div>
    149. 

  149.     <div>
    150. 

  150.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ShortcutTag">View.ShortcutTag</a>
    151. 

  151.     </div>
    152. 

  152.     <div>
    153. 

  153.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ShortcutAction">View.ShortcutAction</a>
    154. 

  154.     </div>
    155. 

  155.     <div>
    156. 

  156.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Data">View.Data</a>
    157. 

  157.     </div>
    158. 

  158.     <div>
    159. 

  159.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Driver">View.Driver</a>
    160. 

  160.     </div>
    161. 

  161.     <div>
    162. 

  162.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Subviews">View.Subviews</a>
    163. 

  163.     </div>
    164. 

  164.     <div>
    165. 

  165.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_TabIndexes">View.TabIndexes</a>
    166. 

  166.     </div>
    167. 

  167.     <div>
    168. 

  168.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_TabIndex">View.TabIndex</a>
    169. 

  169.     </div>
    170. 

  170.     <div>
    171. 

  171.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_TabStop">View.TabStop</a>
    172. 

  172.     </div>
    173. 

  173.     <div>
    174. 

  174.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_CanFocus">View.CanFocus</a>
    175. 

  175.     </div>
    176. 

  176.     <div>
    177. 

  177.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Id">View.Id</a>
    178. 

  178.     </div>
    179. 

  179.     <div>
    180. 

  180.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_IsCurrentTop">View.IsCurrentTop</a>
    181. 

  181.     </div>
    182. 

  182.     <div>
    183. 

  183.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_WantMousePositionReports">View.WantMousePositionReports</a>
    184. 

  184.     </div>
    185. 

  185.     <div>
    186. 

  186.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_WantContinuousButtonPressed">View.WantContinuousButtonPressed</a>
    187. 

  187.     </div>
    188. 

  188.     <div>
    189. 

  189.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Frame">View.Frame</a>
    190. 

  190.     </div>
    191. 

  191.     <div>
    192. 

  192.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_LayoutStyle">View.LayoutStyle</a>
    193. 

  193.     </div>
    194. 

  194.     <div>
    195. 

  195.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Bounds">View.Bounds</a>
    196. 

  196.     </div>
    197. 

  197.     <div>
    198. 

  198.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_X">View.X</a>
    199. 

  199.     </div>
    200. 

  200.     <div>
    201. 

  201.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Y">View.Y</a>
    202. 

  202.     </div>
    203. 

  203.     <div>
    204. 

  204.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Width">View.Width</a>
    205. 

  205.     </div>
    206. 

  206.     <div>
    207. 

  207.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Height">View.Height</a>
    208. 

  208.     </div>
    209. 

  209.     <div>
    210. 

  210.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SuperView">View.SuperView</a>
    211. 

  211.     </div>
    212. 

  212.     <div>
    213. 

  213.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetNeedsDisplay">View.SetNeedsDisplay()</a>
    214. 

  214.     </div>
    215. 

  215.     <div>
    216. 

  216.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ClearLayoutNeeded">View.ClearLayoutNeeded()</a>
    217. 

  217.     </div>
    218. 

  218.     <div>
    219. 

  219.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetNeedsDisplay_Terminal_Gui_Rect_">View.SetNeedsDisplay(Rect)</a>
    220. 

  220.     </div>
    221. 

  221.     <div>
    222. 

  222.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetChildNeedsDisplay">View.SetChildNeedsDisplay()</a>
    223. 

  223.     </div>
    224. 

  224.     <div>
    225. 

  225.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Add_Terminal_Gui_View_">View.Add(View)</a>
    226. 

  226.     </div>
    227. 

  227.     <div>
    228. 

  228.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Add_Terminal_Gui_View___">View.Add(View[])</a>
    229. 

  229.     </div>
    230. 

  230.     <div>
    231. 

  231.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_RemoveAll">View.RemoveAll()</a>
    232. 

  232.     </div>
    233. 

  233.     <div>
    234. 

  234.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Remove_Terminal_Gui_View_">View.Remove(View)</a>
    235. 

  235.     </div>
    236. 

  236.     <div>
    237. 

  237.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_BringSubviewToFront_Terminal_Gui_View_">View.BringSubviewToFront(View)</a>
    238. 

  238.     </div>
    239. 

  239.     <div>
    240. 

  240.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SendSubviewToBack_Terminal_Gui_View_">View.SendSubviewToBack(View)</a>
    241. 

  241.     </div>
    242. 

  242.     <div>
    243. 

  243.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SendSubviewBackwards_Terminal_Gui_View_">View.SendSubviewBackwards(View)</a>
    244. 

  244.     </div>
    245. 

  245.     <div>
    246. 

  246.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_BringSubviewForward_Terminal_Gui_View_">View.BringSubviewForward(View)</a>
    247. 

  247.     </div>
    248. 

  248.     <div>
    249. 

  249.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Clear">View.Clear()</a>
    250. 

  250.     </div>
    251. 

  251.     <div>
    252. 

  252.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Clear_Terminal_Gui_Rect_">View.Clear(Rect)</a>
    253. 

  253.     </div>
    254. 

  254.     <div>
    255. 

  255.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ScreenToView_System_Int32_System_Int32_">View.ScreenToView(Int32, Int32)</a>
    256. 

  256.     </div>
    257. 

  257.     <div>
    258. 

  258.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ClipToBounds">View.ClipToBounds()</a>
    259. 

  259.     </div>
    260. 

  260.     <div>
    261. 

  261.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetClip_Terminal_Gui_Rect_">View.SetClip(Rect)</a>
    262. 

  262.     </div>
    263. 

  263.     <div>
    264. 

  264.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_DrawFrame_Terminal_Gui_Rect_System_Int32_System_Boolean_">View.DrawFrame(Rect, Int32, Boolean)</a>
    265. 

  265.     </div>
    266. 

  266.     <div>
    267. 

  267.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_DrawHotString_NStack_ustring_Terminal_Gui_Attribute_Terminal_Gui_Attribute_">View.DrawHotString(ustring, Attribute, Attribute)</a>
    268. 

  268.     </div>
    269. 

  269.     <div>
    270. 

  270.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_DrawHotString_NStack_ustring_System_Boolean_Terminal_Gui_ColorScheme_">View.DrawHotString(ustring, Boolean, ColorScheme)</a>
    271. 

  271.     </div>
    272. 

  272.     <div>
    273. 

  273.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Move_System_Int32_System_Int32_">View.Move(Int32, Int32)</a>
    274. 

  274.     </div>
    275. 

  275.     <div>
    276. 

  276.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_HasFocus">View.HasFocus</a>
    277. 

  277.     </div>
    278. 

  278.     <div>
    279. 

  279.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnAdded_Terminal_Gui_View_">View.OnAdded(View)</a>
    280. 

  280.     </div>
    281. 

  281.     <div>
    282. 

  282.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnRemoved_Terminal_Gui_View_">View.OnRemoved(View)</a>
    283. 

  283.     </div>
    284. 

  284.     <div>
    285. 

  285.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnEnter_Terminal_Gui_View_">View.OnEnter(View)</a>
    286. 

  286.     </div>
    287. 

  287.     <div>
    288. 

  288.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnLeave_Terminal_Gui_View_">View.OnLeave(View)</a>
    289. 

  289.     </div>
    290. 

  290.     <div>
    291. 

  291.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Focused">View.Focused</a>
    292. 

  292.     </div>
    293. 

  293.     <div>
    294. 

  294.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_MostFocused">View.MostFocused</a>
    295. 

  295.     </div>
    296. 

  296.     <div>
    297. 

  297.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ColorScheme">View.ColorScheme</a>
    298. 

  298.     </div>
    299. 

  299.     <div>
    300. 

  300.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_AddRune_System_Int32_System_Int32_System_Rune_">View.AddRune(Int32, Int32, Rune)</a>
    301. 

  301.     </div>
    302. 

  302.     <div>
    303. 

  303.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ClearNeedsDisplay">View.ClearNeedsDisplay()</a>
    304. 

  304.     </div>
    305. 

  305.     <div>
    306. 

  306.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_DrawContent">View.DrawContent</a>
    307. 

  307.     </div>
    308. 

  308.     <div>
    309. 

  309.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnDrawContent_Terminal_Gui_Rect_">View.OnDrawContent(Rect)</a>
    310. 

  310.     </div>
    311. 

  311.     <div>
    312. 

  312.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetFocus">View.SetFocus()</a>
    313. 

  313.     </div>
    314. 

  314.     <div>
    315. 

  315.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_KeyPress">View.KeyPress</a>
    316. 

  316.     </div>
    317. 

  317.     <div>
    318. 

  318.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ProcessHotKey_Terminal_Gui_KeyEvent_">View.ProcessHotKey(KeyEvent)</a>
    319. 

  319.     </div>
    320. 

  320.     <div>
    321. 

  321.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ProcessColdKey_Terminal_Gui_KeyEvent_">View.ProcessColdKey(KeyEvent)</a>
    322. 

  322.     </div>
    323. 

  323.     <div>
    324. 

  324.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_KeyDown">View.KeyDown</a>
    325. 

  325.     </div>
    326. 

  326.     <div>
    327. 

  327.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnKeyDown_Terminal_Gui_KeyEvent_">View.OnKeyDown(KeyEvent)</a>
    328. 

  328.     </div>
    329. 

  329.     <div>
    330. 

  330.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_KeyUp">View.KeyUp</a>
    331. 

  331.     </div>
    332. 

  332.     <div>
    333. 

  333.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnKeyUp_Terminal_Gui_KeyEvent_">View.OnKeyUp(KeyEvent)</a>
    334. 

  334.     </div>
    335. 

  335.     <div>
    336. 

  336.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_EnsureFocus">View.EnsureFocus()</a>
    337. 

  337.     </div>
    338. 

  338.     <div>
    339. 

  339.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_FocusFirst">View.FocusFirst()</a>
    340. 

  340.     </div>
    341. 

  341.     <div>
    342. 

  342.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_FocusLast">View.FocusLast()</a>
    343. 

  343.     </div>
    344. 

  344.     <div>
    345. 

  345.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_FocusPrev">View.FocusPrev()</a>
    346. 

  346.     </div>
    347. 

  347.     <div>
    348. 

  348.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_FocusNext">View.FocusNext()</a>
    349. 

  349.     </div>
    350. 

  350.     <div>
    351. 

  351.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_LayoutStarted">View.LayoutStarted</a>
    352. 

  352.     </div>
    353. 

  353.     <div>
    354. 

  354.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_LayoutComplete">View.LayoutComplete</a>
    355. 

  355.     </div>
    356. 

  356.     <div>
    357. 

  357.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Initialized">View.Initialized</a>
    358. 

  358.     </div>
    359. 

  359.     <div>
    360. 

  360.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_LayoutSubviews">View.LayoutSubviews()</a>
    361. 

  361.     </div>
    362. 

  362.     <div>
    363. 

  363.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Text">View.Text</a>
    364. 

  364.     </div>
    365. 

  365.     <div>
    366. 

  366.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_AutoSize">View.AutoSize</a>
    367. 

  367.     </div>
    368. 

  368.     <div>
    369. 

  369.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_TextAlignment">View.TextAlignment</a>
    370. 

  370.     </div>
    371. 

  371.     <div>
    372. 

  372.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_VerticalTextAlignment">View.VerticalTextAlignment</a>
    373. 

  373.     </div>
    374. 

  374.     <div>
    375. 

  375.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_TextDirection">View.TextDirection</a>
    376. 

  376.     </div>
    377. 

  377.     <div>
    378. 

  378.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_IsInitialized">View.IsInitialized</a>
    379. 

  379.     </div>
    380. 

  380.     <div>
    381. 

  381.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Enabled">View.Enabled</a>
    382. 

  382.     </div>
    383. 

  383.     <div>
    384. 

  384.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Visible">View.Visible</a>
    385. 

  385.     </div>
    386. 

  386.     <div>
    387. 

  387.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Border">View.Border</a>
    388. 

  388.     </div>
    389. 

  389.     <div>
    390. 

  390.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ToString">View.ToString()</a>
    391. 

  391.     </div>
    392. 

  392.     <div>
    393. 

  393.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnMouseEnter_Terminal_Gui_MouseEvent_">View.OnMouseEnter(MouseEvent)</a>
    394. 

  394.     </div>
    395. 

  395.     <div>
    396. 

  396.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnMouseLeave_Terminal_Gui_MouseEvent_">View.OnMouseLeave(MouseEvent)</a>
    397. 

  397.     </div>
    398. 

  398.     <div>
    399. 

  399.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnMouseEvent_Terminal_Gui_MouseEvent_">View.OnMouseEvent(MouseEvent)</a>
    400. 

  400.     </div>
    401. 

  401.     <div>
    402. 

  402.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnMouseClick_Terminal_Gui_View_MouseEventArgs_">View.OnMouseClick(View.MouseEventArgs)</a>
    403. 

  403.     </div>
    404. 

  404.     <div>
    405. 

  405.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnCanFocusChanged">View.OnCanFocusChanged()</a>
    406. 

  406.     </div>
    407. 

  407.     <div>
    408. 

  408.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnEnabledChanged">View.OnEnabledChanged()</a>
    409. 

  409.     </div>
    410. 

  410.     <div>
    411. 

  411.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_OnVisibleChanged">View.OnVisibleChanged()</a>
    412. 

  412.     </div>
    413. 

  413.     <div>
    414. 

  414.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Dispose_System_Boolean_">View.Dispose(Boolean)</a>
    415. 

  415.     </div>
    416. 

  416.     <div>
    417. 

  417.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_BeginInit">View.BeginInit()</a>
    418. 

  418.     </div>
    419. 

  419.     <div>
    420. 

  420.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_EndInit">View.EndInit()</a>
    421. 

  421.     </div>
    422. 

  422.     <div>
    423. 

  423.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetWidth_System_Int32_System_Int32__">View.SetWidth(Int32, Int32)</a>
    424. 

  424.     </div>
    425. 

  425.     <div>
    426. 

  426.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetHeight_System_Int32_System_Int32__">View.SetHeight(Int32, Int32)</a>
    427. 

  427.     </div>
    428. 

  428.     <div>
    429. 

  429.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_GetCurrentWidth_System_Int32__">View.GetCurrentWidth(Int32)</a>
    430. 

  430.     </div>
    431. 

  431.     <div>
    432. 

  432.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_GetCurrentHeight_System_Int32__">View.GetCurrentHeight(Int32)</a>
    433. 

  433.     </div>
    434. 

  434.     <div>
    435. 

  435.       <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_GetNormalColor">View.GetNormalColor()</a>
    436. 

  436.     </div>
    437. 

  437.     <div>
    438. 

  438.       <a class="xref" href="Terminal.Gui.Responder.html#Terminal_Gui_Responder_Dispose">Responder.Dispose()</a>
    439. 

  439.     </div>
    440. 

  440.     <div>
    441. 

  441.       <span class="xref">System.Object.Equals(System.Object)</span>
    442. 

  442.     </div>
    443. 

  443.     <div>
    444. 

  444.       <span class="xref">System.Object.Equals(System.Object, System.Object)</span>
    445. 

  445.     </div>
    446. 

  446.     <div>
    447. 

  447.       <span class="xref">System.Object.GetHashCode()</span>
    448. 

  448.     </div>
    449. 

  449.     <div>
    450. 

  450.       <span class="xref">System.Object.GetType()</span>
    451. 

  451.     </div>
    452. 

  452.     <div>
    453. 

  453.       <span class="xref">System.Object.MemberwiseClone()</span>
    454. 

  454.     </div>
    455. 

  455.     <div>
    456. 

  456.       <span class="xref">System.Object.ReferenceEquals(System.Object, System.Object)</span>
    457. 

  457.     </div>
    458. 

  458.   </div>
    459. 

  459.   <h6><strong>Namespace</strong>: <a class="xref" href="Terminal.Gui.html">Terminal.Gui</a></h6>
    460. 

  460.   <h6><strong>Assembly</strong>: Terminal.Gui.dll</h6>
    461. 

  461.   <h5 id="Terminal_Gui_TreeView_1_syntax">Syntax</h5>
    462. 

  462.   <div class="codewrapper">
    463. 

  463.     <pre><code class="lang-csharp hljs">public class TreeView&lt;T&gt; : View, IDisposable, ISupportInitializeNotification, ISupportInitialize, ITreeView where T : class</code></pre>
    464. 

  464.   </div>
    465. 

  465.   <h5 class="typeParameters">Type Parameters</h5>
    466. 

  466.   <table class="table table-bordered table-striped table-condensed">
    467. 

  467.     <thead>
    468. 

  468.       <tr>
    469. 

  469.         <th>Name</th>
    470. 

  470.         <th>Description</th>
    471. 

  471.       </tr>
    472. 

  472.     </thead>
    473. 

  473.     <tbody>
    474. 

  474.       <tr>
    475. 

  475.         <td><span class="parametername">T</span></td>
    476. 

  476.         <td></td>
    477. 

  477.       </tr>
    478. 

  478.     </tbody>
    479. 

  479.   </table>
    480. 

  480.   <h3 id="constructors">Constructors
    481. 

  481.   </h3>
    482. 

  482.   
    483. 

  483.   
    484. 

  484.   <a id="Terminal_Gui_TreeView_1__ctor_" data-uid="Terminal.Gui.TreeView`1.#ctor*"></a>
    485. 

  485.   <h4 id="Terminal_Gui_TreeView_1__ctor" data-uid="Terminal.Gui.TreeView`1.#ctor">TreeView()</h4>
    486. 

  486.   <div class="markdown level1 summary">
    487. 

  487. Creates a new tree view with absolute positioning.  
    488. 

  488. Use <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_AddObjects_System_Collections_Generic_IEnumerable__0__">AddObjects(IEnumerable&lt;T&gt;)</a> to set set root objects for the tree.
    489. 

  489. Children will not be rendered until you set <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_TreeBuilder">TreeBuilder</a>
    490. 

  490. </div>
    491. 

  491.   <div class="markdown level1 conceptual"></div>
    492. 

  492.   <h5 class="decalaration">Declaration</h5>
    493. 

  493.   <div class="codewrapper">
    494. 

  494.     <pre><code class="lang-csharp hljs">public TreeView()</code></pre>
    495. 

  495.   </div>
    496. 

  496.   
    497. 

  497.   
    498. 

  498.   <a id="Terminal_Gui_TreeView_1__ctor_" data-uid="Terminal.Gui.TreeView`1.#ctor*"></a>
    499. 

  499.   <h4 id="Terminal_Gui_TreeView_1__ctor_Terminal_Gui_Trees_ITreeBuilder__0__" data-uid="Terminal.Gui.TreeView`1.#ctor(Terminal.Gui.Trees.ITreeBuilder{`0})">TreeView(ITreeBuilder&lt;T&gt;)</h4>
    500. 

  500.   <div class="markdown level1 summary">
    501. 

  501. Initialises <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_TreeBuilder">TreeBuilder</a>.Creates a new tree view with absolute 
    502. 

  502. positioning.  Use <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_AddObjects_System_Collections_Generic_IEnumerable__0__">AddObjects(IEnumerable&lt;T&gt;)</a> to set set root 
    503. 

  503. objects for the tree.
    504. 

  504. </div>
    505. 

  505.   <div class="markdown level1 conceptual"></div>
    506. 

  506.   <h5 class="decalaration">Declaration</h5>
    507. 

  507.   <div class="codewrapper">
    508. 

  508.     <pre><code class="lang-csharp hljs">public TreeView(ITreeBuilder&lt;T&gt; builder)</code></pre>
    509. 

  509.   </div>
    510. 

  510.   <h5 class="parameters">Parameters</h5>
    511. 

  511.   <table class="table table-bordered table-striped table-condensed">
    512. 

  512.     <thead>
    513. 

  513.       <tr>
    514. 

  514.         <th>Type</th>
    515. 

  515.         <th>Name</th>
    516. 

  516.         <th>Description</th>
    517. 

  517.       </tr>
    518. 

  518.     </thead>
    519. 

  519.     <tbody>
    520. 

  520.       <tr>
    521. 

  521.         <td><a class="xref" href="Terminal.Gui.Trees.ITreeBuilder-1.html">ITreeBuilder</a>&lt;T&gt;</td>
    522. 

  522.         <td><span class="parametername">builder</span></td>
    523. 

  523.         <td></td>
    524. 

  524.       </tr>
    525. 

  525.     </tbody>
    526. 

  526.   </table>
    527. 

  527.   <h3 id="fields">Fields
    528. 

  528.   </h3>
    529. 

  529.   
    530. 

  530.   
    531. 

  531.   <h4 id="Terminal_Gui_TreeView_1_NoBuilderError" data-uid="Terminal.Gui.TreeView`1.NoBuilderError">NoBuilderError</h4>
    532. 

  532.   <div class="markdown level1 summary">
    533. 

  533. Error message to display when the control is not properly initialized at draw time 
    534. 

  534. (nodes added but no tree builder set)
    535. 

  535. </div>
    536. 

  536.   <div class="markdown level1 conceptual"></div>
    537. 

  537.   <h5 class="decalaration">Declaration</h5>
    538. 

  538.   <div class="codewrapper">
    539. 

  539.     <pre><code class="lang-csharp hljs">public static ustring NoBuilderError</code></pre>
    540. 

  540.   </div>
    541. 

  541.   <h5 class="fieldValue">Field Value</h5>
    542. 

  542.   <table class="table table-bordered table-striped table-condensed">
    543. 

  543.     <thead>
    544. 

  544.       <tr>
    545. 

  545.         <th>Type</th>
    546. 

  546.         <th>Description</th>
    547. 

  547.       </tr>
    548. 

  548.     </thead>
    549. 

  549.     <tbody>
    550. 

  550.       <tr>
    551. 

  551.         <td><span class="xref">NStack.ustring</span></td>
    552. 

  552.         <td></td>
    553. 

  553.       </tr>
    554. 

  554.     </tbody>
    555. 

  555.   </table>
    556. 

  556.   <h3 id="properties">Properties
    557. 

  557.   </h3>
    558. 

  558.   
    559. 

  559.   
    560. 

  560.   <a id="Terminal_Gui_TreeView_1_AllowLetterBasedNavigation_" data-uid="Terminal.Gui.TreeView`1.AllowLetterBasedNavigation*"></a>
    561. 

  561.   <h4 id="Terminal_Gui_TreeView_1_AllowLetterBasedNavigation" data-uid="Terminal.Gui.TreeView`1.AllowLetterBasedNavigation">AllowLetterBasedNavigation</h4>
    562. 

  562.   <div class="markdown level1 summary">
    563. 

  563. True makes a letter key press navigate to the next visible branch that begins with
    564. 

  564. that letter/digit
    565. 

  565. </div>
    566. 

  566.   <div class="markdown level1 conceptual"></div>
    567. 

  567.   <h5 class="decalaration">Declaration</h5>
    568. 

  568.   <div class="codewrapper">
    569. 

  569.     <pre><code class="lang-csharp hljs">public bool AllowLetterBasedNavigation { get; set; }</code></pre>
    570. 

  570.   </div>
    571. 

  571.   <h5 class="propertyValue">Property Value</h5>
    572. 

  572.   <table class="table table-bordered table-striped table-condensed">
    573. 

  573.     <thead>
    574. 

  574.       <tr>
    575. 

  575.         <th>Type</th>
    576. 

  576.         <th>Description</th>
    577. 

  577.       </tr>
    578. 

  578.     </thead>
    579. 

  579.     <tbody>
    580. 

  580.       <tr>
    581. 

  581.         <td><span class="xref">System.Boolean</span></td>
    582. 

  582.         <td></td>
    583. 

  583.       </tr>
    584. 

  584.     </tbody>
    585. 

  585.   </table>
    586. 

  586.   
    587. 

  587.   
    588. 

  588.   <a id="Terminal_Gui_TreeView_1_AspectGetter_" data-uid="Terminal.Gui.TreeView`1.AspectGetter*"></a>
    589. 

  589.   <h4 id="Terminal_Gui_TreeView_1_AspectGetter" data-uid="Terminal.Gui.TreeView`1.AspectGetter">AspectGetter</h4>
    590. 

  590.   <div class="markdown level1 summary">
    591. 

  591. Returns the string representation of model objects hosted in the tree.  Default 
    592. 

  592. implementation is to call <span class="xref">System.Object.ToString()</span>
    593. 

  593. </div>
    594. 

  594.   <div class="markdown level1 conceptual"></div>
    595. 

  595.   <h5 class="decalaration">Declaration</h5>
    596. 

  596.   <div class="codewrapper">
    597. 

  597.     <pre><code class="lang-csharp hljs">public AspectGetterDelegate&lt;T&gt; AspectGetter { get; set; }</code></pre>
    598. 

  598.   </div>
    599. 

  599.   <h5 class="propertyValue">Property Value</h5>
    600. 

  600.   <table class="table table-bordered table-striped table-condensed">
    601. 

  601.     <thead>
    602. 

  602.       <tr>
    603. 

  603.         <th>Type</th>
    604. 

  604.         <th>Description</th>
    605. 

  605.       </tr>
    606. 

  606.     </thead>
    607. 

  607.     <tbody>
    608. 

  608.       <tr>
    609. 

  609.         <td><a class="xref" href="Terminal.Gui.Trees.AspectGetterDelegate-1.html">AspectGetterDelegate</a>&lt;T&gt;</td>
    610. 

  610.         <td></td>
    611. 

  611.       </tr>
    612. 

  612.     </tbody>
    613. 

  613.   </table>
    614. 

  614.   
    615. 

  615.   
    616. 

  616.   <a id="Terminal_Gui_TreeView_1_ContentHeight_" data-uid="Terminal.Gui.TreeView`1.ContentHeight*"></a>
    617. 

  617.   <h4 id="Terminal_Gui_TreeView_1_ContentHeight" data-uid="Terminal.Gui.TreeView`1.ContentHeight">ContentHeight</h4>
    618. 

  618.   <div class="markdown level1 summary">
    619. 

  619. The current number of rows in the tree (ignoring the controls bounds)
    620. 

  620. </div>
    621. 

  621.   <div class="markdown level1 conceptual"></div>
    622. 

  622.   <h5 class="decalaration">Declaration</h5>
    623. 

  623.   <div class="codewrapper">
    624. 

  624.     <pre><code class="lang-csharp hljs">public int ContentHeight { get; }</code></pre>
    625. 

  625.   </div>
    626. 

  626.   <h5 class="propertyValue">Property Value</h5>
    627. 

  627.   <table class="table table-bordered table-striped table-condensed">
    628. 

  628.     <thead>
    629. 

  629.       <tr>
    630. 

  630.         <th>Type</th>
    631. 

  631.         <th>Description</th>
    632. 

  632.       </tr>
    633. 

  633.     </thead>
    634. 

  634.     <tbody>
    635. 

  635.       <tr>
    636. 

  636.         <td><span class="xref">System.Int32</span></td>
    637. 

  637.         <td></td>
    638. 

  638.       </tr>
    639. 

  639.     </tbody>
    640. 

  640.   </table>
    641. 

  641.   
    642. 

  642.   
    643. 

  643.   <a id="Terminal_Gui_TreeView_1_MultiSelect_" data-uid="Terminal.Gui.TreeView`1.MultiSelect*"></a>
    644. 

  644.   <h4 id="Terminal_Gui_TreeView_1_MultiSelect" data-uid="Terminal.Gui.TreeView`1.MultiSelect">MultiSelect</h4>
    645. 

  645.   <div class="markdown level1 summary">
    646. 

  646. True to allow multiple objects to be selected at once
    647. 

  647. </div>
    648. 

  648.   <div class="markdown level1 conceptual"></div>
    649. 

  649.   <h5 class="decalaration">Declaration</h5>
    650. 

  650.   <div class="codewrapper">
    651. 

  651.     <pre><code class="lang-csharp hljs">public bool MultiSelect { get; set; }</code></pre>
    652. 

  652.   </div>
    653. 

  653.   <h5 class="propertyValue">Property Value</h5>
    654. 

  654.   <table class="table table-bordered table-striped table-condensed">
    655. 

  655.     <thead>
    656. 

  656.       <tr>
    657. 

  657.         <th>Type</th>
    658. 

  658.         <th>Description</th>
    659. 

  659.       </tr>
    660. 

  660.     </thead>
    661. 

  661.     <tbody>
    662. 

  662.       <tr>
    663. 

  663.         <td><span class="xref">System.Boolean</span></td>
    664. 

  664.         <td></td>
    665. 

  665.       </tr>
    666. 

  666.     </tbody>
    667. 

  667.   </table>
    668. 

  668.   
    669. 

  669.   
    670. 

  670.   <a id="Terminal_Gui_TreeView_1_ObjectActivationButton_" data-uid="Terminal.Gui.TreeView`1.ObjectActivationButton*"></a>
    671. 

  671.   <h4 id="Terminal_Gui_TreeView_1_ObjectActivationButton" data-uid="Terminal.Gui.TreeView`1.ObjectActivationButton">ObjectActivationButton</h4>
    672. 

  672.   <div class="markdown level1 summary">
    673. 

  673. Mouse event to trigger <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ObjectActivated">ObjectActivated</a>.
    674. 

  674. Defaults to double click (<a class="xref" href="Terminal.Gui.MouseFlags.html#Terminal_Gui_MouseFlags_Button1DoubleClicked">Button1DoubleClicked</a>).
    675. 

  675. Set to null to disable this feature.
    676. 

  676. </div>
    677. 

  677.   <div class="markdown level1 conceptual"></div>
    678. 

  678.   <h5 class="decalaration">Declaration</h5>
    679. 

  679.   <div class="codewrapper">
    680. 

  680.     <pre><code class="lang-csharp hljs">public MouseFlags? ObjectActivationButton { get; set; }</code></pre>
    681. 

  681.   </div>
    682. 

  682.   <h5 class="propertyValue">Property Value</h5>
    683. 

  683.   <table class="table table-bordered table-striped table-condensed">
    684. 

  684.     <thead>
    685. 

  685.       <tr>
    686. 

  686.         <th>Type</th>
    687. 

  687.         <th>Description</th>
    688. 

  688.       </tr>
    689. 

  689.     </thead>
    690. 

  690.     <tbody>
    691. 

  691.       <tr>
    692. 

  692.         <td><span class="xref">System.Nullable</span>&lt;<a class="xref" href="Terminal.Gui.MouseFlags.html">MouseFlags</a>&gt;</td>
    693. 

  693.         <td></td>
    694. 

  694.       </tr>
    695. 

  695.     </tbody>
    696. 

  696.   </table>
    697. 

  697.   
    698. 

  698.   
    699. 

  699.   <a id="Terminal_Gui_TreeView_1_ObjectActivationKey_" data-uid="Terminal.Gui.TreeView`1.ObjectActivationKey*"></a>
    700. 

  700.   <h4 id="Terminal_Gui_TreeView_1_ObjectActivationKey" data-uid="Terminal.Gui.TreeView`1.ObjectActivationKey">ObjectActivationKey</h4>
    701. 

  701.   <div class="markdown level1 summary">
    702. 

  702. Key which when pressed triggers <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ObjectActivated">ObjectActivated</a>.
    703. 

  703. Defaults to Enter
    704. 

  704. </div>
    705. 

  705.   <div class="markdown level1 conceptual"></div>
    706. 

  706.   <h5 class="decalaration">Declaration</h5>
    707. 

  707.   <div class="codewrapper">
    708. 

  708.     <pre><code class="lang-csharp hljs">public Key ObjectActivationKey { get; set; }</code></pre>
    709. 

  709.   </div>
    710. 

  710.   <h5 class="propertyValue">Property Value</h5>
    711. 

  711.   <table class="table table-bordered table-striped table-condensed">
    712. 

  712.     <thead>
    713. 

  713.       <tr>
    714. 

  714.         <th>Type</th>
    715. 

  715.         <th>Description</th>
    716. 

  716.       </tr>
    717. 

  717.     </thead>
    718. 

  718.     <tbody>
    719. 

  719.       <tr>
    720. 

  720.         <td><a class="xref" href="Terminal.Gui.Key.html">Key</a></td>
    721. 

  721.         <td></td>
    722. 

  722.       </tr>
    723. 

  723.     </tbody>
    724. 

  724.   </table>
    725. 

  725.   
    726. 

  726.   
    727. 

  727.   <a id="Terminal_Gui_TreeView_1_Objects_" data-uid="Terminal.Gui.TreeView`1.Objects*"></a>
    728. 

  728.   <h4 id="Terminal_Gui_TreeView_1_Objects" data-uid="Terminal.Gui.TreeView`1.Objects">Objects</h4>
    729. 

  729.   <div class="markdown level1 summary">
    730. 

  730. The root objects in the tree, note that this collection is of root objects only
    731. 

  731. </div>
    732. 

  732.   <div class="markdown level1 conceptual"></div>
    733. 

  733.   <h5 class="decalaration">Declaration</h5>
    734. 

  734.   <div class="codewrapper">
    735. 

  735.     <pre><code class="lang-csharp hljs">public IEnumerable&lt;T&gt; Objects { get; }</code></pre>
    736. 

  736.   </div>
    737. 

  737.   <h5 class="propertyValue">Property Value</h5>
    738. 

  738.   <table class="table table-bordered table-striped table-condensed">
    739. 

  739.     <thead>
    740. 

  740.       <tr>
    741. 

  741.         <th>Type</th>
    742. 

  742.         <th>Description</th>
    743. 

  743.       </tr>
    744. 

  744.     </thead>
    745. 

  745.     <tbody>
    746. 

  746.       <tr>
    747. 

  747.         <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
    748. 

  748.         <td></td>
    749. 

  749.       </tr>
    750. 

  750.     </tbody>
    751. 

  751.   </table>
    752. 

  752.   
    753. 

  753.   
    754. 

  754.   <a id="Terminal_Gui_TreeView_1_ScrollOffsetHorizontal_" data-uid="Terminal.Gui.TreeView`1.ScrollOffsetHorizontal*"></a>
    755. 

  755.   <h4 id="Terminal_Gui_TreeView_1_ScrollOffsetHorizontal" data-uid="Terminal.Gui.TreeView`1.ScrollOffsetHorizontal">ScrollOffsetHorizontal</h4>
    756. 

  756.   <div class="markdown level1 summary">
    757. 

  757. The amount of tree view that has been scrolled to the right (horizontally)
    758. 

  758. </div>
    759. 

  759.   <div class="markdown level1 conceptual"></div>
    760. 

  760.   <h5 class="decalaration">Declaration</h5>
    761. 

  761.   <div class="codewrapper">
    762. 

  762.     <pre><code class="lang-csharp hljs">public int ScrollOffsetHorizontal { get; set; }</code></pre>
    763. 

  763.   </div>
    764. 

  764.   <h5 class="propertyValue">Property Value</h5>
    765. 

  765.   <table class="table table-bordered table-striped table-condensed">
    766. 

  766.     <thead>
    767. 

  767.       <tr>
    768. 

  768.         <th>Type</th>
    769. 

  769.         <th>Description</th>
    770. 

  770.       </tr>
    771. 

  771.     </thead>
    772. 

  772.     <tbody>
    773. 

  773.       <tr>
    774. 

  774.         <td><span class="xref">System.Int32</span></td>
    775. 

  775.         <td></td>
    776. 

  776.       </tr>
    777. 

  777.     </tbody>
    778. 

  778.   </table>
    779. 

  779.   <h5 id="Terminal_Gui_TreeView_1_ScrollOffsetHorizontal_remarks">Remarks</h5>
    780. 

  780.   <div class="markdown level1 remarks">Setting a value of less than 0 will result in a offset of 0.  To see changes 
    781. 

  781. in the UI call <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetNeedsDisplay">SetNeedsDisplay()</a></div>
    782. 

  782.   
    783. 

  783.   
    784. 

  784.   <a id="Terminal_Gui_TreeView_1_ScrollOffsetVertical_" data-uid="Terminal.Gui.TreeView`1.ScrollOffsetVertical*"></a>
    785. 

  785.   <h4 id="Terminal_Gui_TreeView_1_ScrollOffsetVertical" data-uid="Terminal.Gui.TreeView`1.ScrollOffsetVertical">ScrollOffsetVertical</h4>
    786. 

  786.   <div class="markdown level1 summary">
    787. 

  787. The amount of tree view that has been scrolled off the top of the screen (by the user 
    788. 

  788. scrolling down)
    789. 

  789. </div>
    790. 

  790.   <div class="markdown level1 conceptual"></div>
    791. 

  791.   <h5 class="decalaration">Declaration</h5>
    792. 

  792.   <div class="codewrapper">
    793. 

  793.     <pre><code class="lang-csharp hljs">public int ScrollOffsetVertical { get; set; }</code></pre>
    794. 

  794.   </div>
    795. 

  795.   <h5 class="propertyValue">Property Value</h5>
    796. 

  796.   <table class="table table-bordered table-striped table-condensed">
    797. 

  797.     <thead>
    798. 

  798.       <tr>
    799. 

  799.         <th>Type</th>
    800. 

  800.         <th>Description</th>
    801. 

  801.       </tr>
    802. 

  802.     </thead>
    803. 

  803.     <tbody>
    804. 

  804.       <tr>
    805. 

  805.         <td><span class="xref">System.Int32</span></td>
    806. 

  806.         <td></td>
    807. 

  807.       </tr>
    808. 

  808.     </tbody>
    809. 

  809.   </table>
    810. 

  810.   <h5 id="Terminal_Gui_TreeView_1_ScrollOffsetVertical_remarks">Remarks</h5>
    811. 

  811.   <div class="markdown level1 remarks">Setting a value of less than 0 will result in a offset of 0.  To see changes 
    812. 

  812. in the UI call <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetNeedsDisplay">SetNeedsDisplay()</a></div>
    813. 

  813.   
    814. 

  814.   
    815. 

  815.   <a id="Terminal_Gui_TreeView_1_SelectedObject_" data-uid="Terminal.Gui.TreeView`1.SelectedObject*"></a>
    816. 

  816.   <h4 id="Terminal_Gui_TreeView_1_SelectedObject" data-uid="Terminal.Gui.TreeView`1.SelectedObject">SelectedObject</h4>
    817. 

  817.   <div class="markdown level1 summary">
    818. 

  818. The currently selected object in the tree.  When <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_MultiSelect">MultiSelect</a> is true this
    819. 

  819. is the object at which the cursor is at
    820. 

  820. </div>
    821. 

  821.   <div class="markdown level1 conceptual"></div>
    822. 

  822.   <h5 class="decalaration">Declaration</h5>
    823. 

  823.   <div class="codewrapper">
    824. 

  824.     <pre><code class="lang-csharp hljs">public T SelectedObject { get; set; }</code></pre>
    825. 

  825.   </div>
    826. 

  826.   <h5 class="propertyValue">Property Value</h5>
    827. 

  827.   <table class="table table-bordered table-striped table-condensed">
    828. 

  828.     <thead>
    829. 

  829.       <tr>
    830. 

  830.         <th>Type</th>
    831. 

  831.         <th>Description</th>
    832. 

  832.       </tr>
    833. 

  833.     </thead>
    834. 

  834.     <tbody>
    835. 

  835.       <tr>
    836. 

  836.         <td><span class="xref">T</span></td>
    837. 

  837.         <td></td>
    838. 

  838.       </tr>
    839. 

  839.     </tbody>
    840. 

  840.   </table>
    841. 

  841.   
    842. 

  842.   
    843. 

  843.   <a id="Terminal_Gui_TreeView_1_Style_" data-uid="Terminal.Gui.TreeView`1.Style*"></a>
    844. 

  844.   <h4 id="Terminal_Gui_TreeView_1_Style" data-uid="Terminal.Gui.TreeView`1.Style">Style</h4>
    845. 

  845.   <div class="markdown level1 summary">
    846. 

  846. Contains options for changing how the tree is rendered
    847. 

  847. </div>
    848. 

  848.   <div class="markdown level1 conceptual"></div>
    849. 

  849.   <h5 class="decalaration">Declaration</h5>
    850. 

  850.   <div class="codewrapper">
    851. 

  851.     <pre><code class="lang-csharp hljs">public TreeStyle Style { get; set; }</code></pre>
    852. 

  852.   </div>
    853. 

  853.   <h5 class="propertyValue">Property Value</h5>
    854. 

  854.   <table class="table table-bordered table-striped table-condensed">
    855. 

  855.     <thead>
    856. 

  856.       <tr>
    857. 

  857.         <th>Type</th>
    858. 

  858.         <th>Description</th>
    859. 

  859.       </tr>
    860. 

  860.     </thead>
    861. 

  861.     <tbody>
    862. 

  862.       <tr>
    863. 

  863.         <td><a class="xref" href="Terminal.Gui.Trees.TreeStyle.html">TreeStyle</a></td>
    864. 

  864.         <td></td>
    865. 

  865.       </tr>
    866. 

  866.     </tbody>
    867. 

  867.   </table>
    868. 

  868.   
    869. 

  869.   
    870. 

  870.   <a id="Terminal_Gui_TreeView_1_TreeBuilder_" data-uid="Terminal.Gui.TreeView`1.TreeBuilder*"></a>
    871. 

  871.   <h4 id="Terminal_Gui_TreeView_1_TreeBuilder" data-uid="Terminal.Gui.TreeView`1.TreeBuilder">TreeBuilder</h4>
    872. 

  872.   <div class="markdown level1 summary">
    873. 

  873. Determines how sub branches of the tree are dynamically built at runtime as the user
    874. 

  874. expands root nodes
    875. 

  875. </div>
    876. 

  876.   <div class="markdown level1 conceptual"></div>
    877. 

  877.   <h5 class="decalaration">Declaration</h5>
    878. 

  878.   <div class="codewrapper">
    879. 

  879.     <pre><code class="lang-csharp hljs">public ITreeBuilder&lt;T&gt; TreeBuilder { get; set; }</code></pre>
    880. 

  880.   </div>
    881. 

  881.   <h5 class="propertyValue">Property Value</h5>
    882. 

  882.   <table class="table table-bordered table-striped table-condensed">
    883. 

  883.     <thead>
    884. 

  884.       <tr>
    885. 

  885.         <th>Type</th>
    886. 

  886.         <th>Description</th>
    887. 

  887.       </tr>
    888. 

  888.     </thead>
    889. 

  889.     <tbody>
    890. 

  890.       <tr>
    891. 

  891.         <td><a class="xref" href="Terminal.Gui.Trees.ITreeBuilder-1.html">ITreeBuilder</a>&lt;T&gt;</td>
    892. 

  892.         <td></td>
    893. 

  893.       </tr>
    894. 

  894.     </tbody>
    895. 

  895.   </table>
    896. 

  896.   <h3 id="methods">Methods
    897. 

  897.   </h3>
    898. 

  898.   
    899. 

  899.   
    900. 

  900.   <a id="Terminal_Gui_TreeView_1_AddObject_" data-uid="Terminal.Gui.TreeView`1.AddObject*"></a>
    901. 

  901.   <h4 id="Terminal_Gui_TreeView_1_AddObject__0_" data-uid="Terminal.Gui.TreeView`1.AddObject(`0)">AddObject(T)</h4>
    902. 

  902.   <div class="markdown level1 summary">
    903. 

  903. Adds a new root level object unless it is already a root of the tree
    904. 

  904. </div>
    905. 

  905.   <div class="markdown level1 conceptual"></div>
    906. 

  906.   <h5 class="decalaration">Declaration</h5>
    907. 

  907.   <div class="codewrapper">
    908. 

  908.     <pre><code class="lang-csharp hljs">public void AddObject(T o)</code></pre>
    909. 

  909.   </div>
    910. 

  910.   <h5 class="parameters">Parameters</h5>
    911. 

  911.   <table class="table table-bordered table-striped table-condensed">
    912. 

  912.     <thead>
    913. 

  913.       <tr>
    914. 

  914.         <th>Type</th>
    915. 

  915.         <th>Name</th>
    916. 

  916.         <th>Description</th>
    917. 

  917.       </tr>
    918. 

  918.     </thead>
    919. 

  919.     <tbody>
    920. 

  920.       <tr>
    921. 

  921.         <td><span class="xref">T</span></td>
    922. 

  922.         <td><span class="parametername">o</span></td>
    923. 

  923.         <td></td>
    924. 

  924.       </tr>
    925. 

  925.     </tbody>
    926. 

  926.   </table>
    927. 

  927.   
    928. 

  928.   
    929. 

  929.   <a id="Terminal_Gui_TreeView_1_AddObjects_" data-uid="Terminal.Gui.TreeView`1.AddObjects*"></a>
    930. 

  930.   <h4 id="Terminal_Gui_TreeView_1_AddObjects_System_Collections_Generic_IEnumerable__0__" data-uid="Terminal.Gui.TreeView`1.AddObjects(System.Collections.Generic.IEnumerable{`0})">AddObjects(IEnumerable&lt;T&gt;)</h4>
    931. 

  931.   <div class="markdown level1 summary">
    932. 

  932. Adds many new root level objects.  Objects that are already root objects are ignored
    933. 

  933. </div>
    934. 

  934.   <div class="markdown level1 conceptual"></div>
    935. 

  935.   <h5 class="decalaration">Declaration</h5>
    936. 

  936.   <div class="codewrapper">
    937. 

  937.     <pre><code class="lang-csharp hljs">public void AddObjects(IEnumerable&lt;T&gt; collection)</code></pre>
    938. 

  938.   </div>
    939. 

  939.   <h5 class="parameters">Parameters</h5>
    940. 

  940.   <table class="table table-bordered table-striped table-condensed">
    941. 

  941.     <thead>
    942. 

  942.       <tr>
    943. 

  943.         <th>Type</th>
    944. 

  944.         <th>Name</th>
    945. 

  945.         <th>Description</th>
    946. 

  946.       </tr>
    947. 

  947.     </thead>
    948. 

  948.     <tbody>
    949. 

  949.       <tr>
    950. 

  950.         <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
    951. 

  951.         <td><span class="parametername">collection</span></td>
    952. 

  952.         <td>Objects to add as new root level objects</td>
    953. 

  953.       </tr>
    954. 

  954.     </tbody>
    955. 

  955.   </table>
    956. 

  956.   
    957. 

  957.   
    958. 

  958.   <a id="Terminal_Gui_TreeView_1_AdjustSelection_" data-uid="Terminal.Gui.TreeView`1.AdjustSelection*"></a>
    959. 

  959.   <h4 id="Terminal_Gui_TreeView_1_AdjustSelection_System_Int32_System_Boolean_" data-uid="Terminal.Gui.TreeView`1.AdjustSelection(System.Int32,System.Boolean)">AdjustSelection(Int32, Boolean)</h4>
    960. 

  960.   <div class="markdown level1 summary">
    961. 

  961. The number of screen lines to move the currently selected object by.  Supports negative 
    962. 

  962. <code data-dev-comment-type="paramref" class="paramref">offset</code>.  Each branch occupies 1 line on screen
    963. 

  963. </div>
    964. 

  964.   <div class="markdown level1 conceptual"></div>
    965. 

  965.   <h5 class="decalaration">Declaration</h5>
    966. 

  966.   <div class="codewrapper">
    967. 

  967.     <pre><code class="lang-csharp hljs">public void AdjustSelection(int offset, bool expandSelection = false)</code></pre>
    968. 

  968.   </div>
    969. 

  969.   <h5 class="parameters">Parameters</h5>
    970. 

  970.   <table class="table table-bordered table-striped table-condensed">
    971. 

  971.     <thead>
    972. 

  972.       <tr>
    973. 

  973.         <th>Type</th>
    974. 

  974.         <th>Name</th>
    975. 

  975.         <th>Description</th>
    976. 

  976.       </tr>
    977. 

  977.     </thead>
    978. 

  978.     <tbody>
    979. 

  979.       <tr>
    980. 

  980.         <td><span class="xref">System.Int32</span></td>
    981. 

  981.         <td><span class="parametername">offset</span></td>
    982. 

  982.         <td>Positive to move the selection down the screen, negative to move it up</td>
    983. 

  983.       </tr>
    984. 

  984.       <tr>
    985. 

  985.         <td><span class="xref">System.Boolean</span></td>
    986. 

  986.         <td><span class="parametername">expandSelection</span></td>
    987. 

  987.         <td>True to expand the selection (assuming 
    988. 

  988. <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_MultiSelect">MultiSelect</a> is enabled).  False to replace</td>
    989. 

  989.       </tr>
    990. 

  990.     </tbody>
    991. 

  991.   </table>
    992. 

  992.   <h5 id="Terminal_Gui_TreeView_1_AdjustSelection_System_Int32_System_Boolean__remarks">Remarks</h5>
    993. 

  993.   <div class="markdown level1 remarks">If nothing is currently selected or the selected object is no longer in the tree
    994. 

  994. then the first object in the tree is selected instead</div>
    995. 

  995.   
    996. 

  996.   
    997. 

  997.   <a id="Terminal_Gui_TreeView_1_AdjustSelectionToBranchEnd_" data-uid="Terminal.Gui.TreeView`1.AdjustSelectionToBranchEnd*"></a>
    998. 

  998.   <h4 id="Terminal_Gui_TreeView_1_AdjustSelectionToBranchEnd" data-uid="Terminal.Gui.TreeView`1.AdjustSelectionToBranchEnd">AdjustSelectionToBranchEnd()</h4>
    999. 

  999.   <div class="markdown level1 summary">
    1000. 

  1000. Moves the selection to the last child in the currently selected level
    1001. 

  1001. </div>
    1002. 

  1002.   <div class="markdown level1 conceptual"></div>
    1003. 

  1003.   <h5 class="decalaration">Declaration</h5>
    1004. 

  1004.   <div class="codewrapper">
    1005. 

  1005.     <pre><code class="lang-csharp hljs">public void AdjustSelectionToBranchEnd()</code></pre>
    1006. 

  1006.   </div>
    1007. 

  1007.   
    1008. 

  1008.   
    1009. 

  1009.   <a id="Terminal_Gui_TreeView_1_AdjustSelectionToBranchStart_" data-uid="Terminal.Gui.TreeView`1.AdjustSelectionToBranchStart*"></a>
    1010. 

  1010.   <h4 id="Terminal_Gui_TreeView_1_AdjustSelectionToBranchStart" data-uid="Terminal.Gui.TreeView`1.AdjustSelectionToBranchStart">AdjustSelectionToBranchStart()</h4>
    1011. 

  1011.   <div class="markdown level1 summary">
    1012. 

  1012. Moves the selection to the first child in the currently selected level
    1013. 

  1013. </div>
    1014. 

  1014.   <div class="markdown level1 conceptual"></div>
    1015. 

  1015.   <h5 class="decalaration">Declaration</h5>
    1016. 

  1016.   <div class="codewrapper">
    1017. 

  1017.     <pre><code class="lang-csharp hljs">public void AdjustSelectionToBranchStart()</code></pre>
    1018. 

  1018.   </div>
    1019. 

  1019.   
    1020. 

  1020.   
    1021. 

  1021.   <a id="Terminal_Gui_TreeView_1_CanExpand_" data-uid="Terminal.Gui.TreeView`1.CanExpand*"></a>
    1022. 

  1022.   <h4 id="Terminal_Gui_TreeView_1_CanExpand__0_" data-uid="Terminal.Gui.TreeView`1.CanExpand(`0)">CanExpand(T)</h4>
    1023. 

  1023.   <div class="markdown level1 summary">
    1024. 

  1024. Returns true if the given object <code data-dev-comment-type="paramref" class="paramref">o</code> is exposed in the tree and can be
    1025. 

  1025. expanded otherwise false
    1026. 

  1026. </div>
    1027. 

  1027.   <div class="markdown level1 conceptual"></div>
    1028. 

  1028.   <h5 class="decalaration">Declaration</h5>
    1029. 

  1029.   <div class="codewrapper">
    1030. 

  1030.     <pre><code class="lang-csharp hljs">public bool CanExpand(T o)</code></pre>
    1031. 

  1031.   </div>
    1032. 

  1032.   <h5 class="parameters">Parameters</h5>
    1033. 

  1033.   <table class="table table-bordered table-striped table-condensed">
    1034. 

  1034.     <thead>
    1035. 

  1035.       <tr>
    1036. 

  1036.         <th>Type</th>
    1037. 

  1037.         <th>Name</th>
    1038. 

  1038.         <th>Description</th>
    1039. 

  1039.       </tr>
    1040. 

  1040.     </thead>
    1041. 

  1041.     <tbody>
    1042. 

  1042.       <tr>
    1043. 

  1043.         <td><span class="xref">T</span></td>
    1044. 

  1044.         <td><span class="parametername">o</span></td>
    1045. 

  1045.         <td></td>
    1046. 

  1046.       </tr>
    1047. 

  1047.     </tbody>
    1048. 

  1048.   </table>
    1049. 

  1049.   <h5 class="returns">Returns</h5>
    1050. 

  1050.   <table class="table table-bordered table-striped table-condensed">
    1051. 

  1051.     <thead>
    1052. 

  1052.       <tr>
    1053. 

  1053.         <th>Type</th>
    1054. 

  1054.         <th>Description</th>
    1055. 

  1055.       </tr>
    1056. 

  1056.     </thead>
    1057. 

  1057.     <tbody>
    1058. 

  1058.       <tr>
    1059. 

  1059.         <td><span class="xref">System.Boolean</span></td>
    1060. 

  1060.         <td></td>
    1061. 

  1061.       </tr>
    1062. 

  1062.     </tbody>
    1063. 

  1063.   </table>
    1064. 

  1064.   
    1065. 

  1065.   
    1066. 

  1066.   <a id="Terminal_Gui_TreeView_1_ClearObjects_" data-uid="Terminal.Gui.TreeView`1.ClearObjects*"></a>
    1067. 

  1067.   <h4 id="Terminal_Gui_TreeView_1_ClearObjects" data-uid="Terminal.Gui.TreeView`1.ClearObjects">ClearObjects()</h4>
    1068. 

  1068.   <div class="markdown level1 summary">
    1069. 

  1069. Removes all objects from the tree and clears <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a>
    1070. 

  1070. </div>
    1071. 

  1071.   <div class="markdown level1 conceptual"></div>
    1072. 

  1072.   <h5 class="decalaration">Declaration</h5>
    1073. 

  1073.   <div class="codewrapper">
    1074. 

  1074.     <pre><code class="lang-csharp hljs">public void ClearObjects()</code></pre>
    1075. 

  1075.   </div>
    1076. 

  1076.   
    1077. 

  1077.   
    1078. 

  1078.   <a id="Terminal_Gui_TreeView_1_Collapse_" data-uid="Terminal.Gui.TreeView`1.Collapse*"></a>
    1079. 

  1079.   <h4 id="Terminal_Gui_TreeView_1_Collapse__0_" data-uid="Terminal.Gui.TreeView`1.Collapse(`0)">Collapse(T)</h4>
    1080. 

  1080.   <div class="markdown level1 summary">
    1081. 

  1081. Collapses the supplied object if it is currently expanded 
    1082. 

  1082. </div>
    1083. 

  1083.   <div class="markdown level1 conceptual"></div>
    1084. 

  1084.   <h5 class="decalaration">Declaration</h5>
    1085. 

  1085.   <div class="codewrapper">
    1086. 

  1086.     <pre><code class="lang-csharp hljs">public void Collapse(T toCollapse)</code></pre>
    1087. 

  1087.   </div>
    1088. 

  1088.   <h5 class="parameters">Parameters</h5>
    1089. 

  1089.   <table class="table table-bordered table-striped table-condensed">
    1090. 

  1090.     <thead>
    1091. 

  1091.       <tr>
    1092. 

  1092.         <th>Type</th>
    1093. 

  1093.         <th>Name</th>
    1094. 

  1094.         <th>Description</th>
    1095. 

  1095.       </tr>
    1096. 

  1096.     </thead>
    1097. 

  1097.     <tbody>
    1098. 

  1098.       <tr>
    1099. 

  1099.         <td><span class="xref">T</span></td>
    1100. 

  1100.         <td><span class="parametername">toCollapse</span></td>
    1101. 

  1101.         <td>The object to collapse</td>
    1102. 

  1102.       </tr>
    1103. 

  1103.     </tbody>
    1104. 

  1104.   </table>
    1105. 

  1105.   
    1106. 

  1106.   
    1107. 

  1107.   <a id="Terminal_Gui_TreeView_1_CollapseAll_" data-uid="Terminal.Gui.TreeView`1.CollapseAll*"></a>
    1108. 

  1108.   <h4 id="Terminal_Gui_TreeView_1_CollapseAll" data-uid="Terminal.Gui.TreeView`1.CollapseAll">CollapseAll()</h4>
    1109. 

  1109.   <div class="markdown level1 summary">
    1110. 

  1110. Collapses all root nodes in the tree
    1111. 

  1111. </div>
    1112. 

  1112.   <div class="markdown level1 conceptual"></div>
    1113. 

  1113.   <h5 class="decalaration">Declaration</h5>
    1114. 

  1114.   <div class="codewrapper">
    1115. 

  1115.     <pre><code class="lang-csharp hljs">public void CollapseAll()</code></pre>
    1116. 

  1116.   </div>
    1117. 

  1117.   
    1118. 

  1118.   
    1119. 

  1119.   <a id="Terminal_Gui_TreeView_1_CollapseAll_" data-uid="Terminal.Gui.TreeView`1.CollapseAll*"></a>
    1120. 

  1120.   <h4 id="Terminal_Gui_TreeView_1_CollapseAll__0_" data-uid="Terminal.Gui.TreeView`1.CollapseAll(`0)">CollapseAll(T)</h4>
    1121. 

  1121.   <div class="markdown level1 summary">
    1122. 

  1122. Collapses the supplied object if it is currently expanded.  Also collapses all children
    1123. 

  1123. branches (this will only become apparent when/if the user expands it again)
    1124. 

  1124. </div>
    1125. 

  1125.   <div class="markdown level1 conceptual"></div>
    1126. 

  1126.   <h5 class="decalaration">Declaration</h5>
    1127. 

  1127.   <div class="codewrapper">
    1128. 

  1128.     <pre><code class="lang-csharp hljs">public void CollapseAll(T toCollapse)</code></pre>
    1129. 

  1129.   </div>
    1130. 

  1130.   <h5 class="parameters">Parameters</h5>
    1131. 

  1131.   <table class="table table-bordered table-striped table-condensed">
    1132. 

  1132.     <thead>
    1133. 

  1133.       <tr>
    1134. 

  1134.         <th>Type</th>
    1135. 

  1135.         <th>Name</th>
    1136. 

  1136.         <th>Description</th>
    1137. 

  1137.       </tr>
    1138. 

  1138.     </thead>
    1139. 

  1139.     <tbody>
    1140. 

  1140.       <tr>
    1141. 

  1141.         <td><span class="xref">T</span></td>
    1142. 

  1142.         <td><span class="parametername">toCollapse</span></td>
    1143. 

  1143.         <td>The object to collapse</td>
    1144. 

  1144.       </tr>
    1145. 

  1145.     </tbody>
    1146. 

  1146.   </table>
    1147. 

  1147.   
    1148. 

  1148.   
    1149. 

  1149.   <a id="Terminal_Gui_TreeView_1_CollapseImpl_" data-uid="Terminal.Gui.TreeView`1.CollapseImpl*"></a>
    1150. 

  1150.   <h4 id="Terminal_Gui_TreeView_1_CollapseImpl__0_System_Boolean_" data-uid="Terminal.Gui.TreeView`1.CollapseImpl(`0,System.Boolean)">CollapseImpl(T, Boolean)</h4>
    1151. 

  1151.   <div class="markdown level1 summary">
    1152. 

  1152. Implementation of <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_Collapse__0_">Collapse(T)</a> and <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_CollapseAll__0_">CollapseAll(T)</a>.  Performs
    1153. 

  1153. operation and updates selection if disapeared
    1154. 

  1154. </div>
    1155. 

  1155.   <div class="markdown level1 conceptual"></div>
    1156. 

  1156.   <h5 class="decalaration">Declaration</h5>
    1157. 

  1157.   <div class="codewrapper">
    1158. 

  1158.     <pre><code class="lang-csharp hljs">protected void CollapseImpl(T toCollapse, bool all)</code></pre>
    1159. 

  1159.   </div>
    1160. 

  1160.   <h5 class="parameters">Parameters</h5>
    1161. 

  1161.   <table class="table table-bordered table-striped table-condensed">
    1162. 

  1162.     <thead>
    1163. 

  1163.       <tr>
    1164. 

  1164.         <th>Type</th>
    1165. 

  1165.         <th>Name</th>
    1166. 

  1166.         <th>Description</th>
    1167. 

  1167.       </tr>
    1168. 

  1168.     </thead>
    1169. 

  1169.     <tbody>
    1170. 

  1170.       <tr>
    1171. 

  1171.         <td><span class="xref">T</span></td>
    1172. 

  1172.         <td><span class="parametername">toCollapse</span></td>
    1173. 

  1173.         <td></td>
    1174. 

  1174.       </tr>
    1175. 

  1175.       <tr>
    1176. 

  1176.         <td><span class="xref">System.Boolean</span></td>
    1177. 

  1177.         <td><span class="parametername">all</span></td>
    1178. 

  1178.         <td></td>
    1179. 

  1179.       </tr>
    1180. 

  1180.     </tbody>
    1181. 

  1181.   </table>
    1182. 

  1182.   
    1183. 

  1183.   
    1184. 

  1184.   <a id="Terminal_Gui_TreeView_1_CursorLeft_" data-uid="Terminal.Gui.TreeView`1.CursorLeft*"></a>
    1185. 

  1185.   <h4 id="Terminal_Gui_TreeView_1_CursorLeft_System_Boolean_" data-uid="Terminal.Gui.TreeView`1.CursorLeft(System.Boolean)">CursorLeft(Boolean)</h4>
    1186. 

  1186.   <div class="markdown level1 summary">
    1187. 

  1187. Determines systems behaviour when the left arrow key is pressed.  Default behaviour is
    1188. 

  1188. to collapse the current tree node if possible otherwise changes selection to current 
    1189. 

  1189. branches parent
    1190. 

  1190. </div>
    1191. 

  1191.   <div class="markdown level1 conceptual"></div>
    1192. 

  1192.   <h5 class="decalaration">Declaration</h5>
    1193. 

  1193.   <div class="codewrapper">
    1194. 

  1194.     <pre><code class="lang-csharp hljs">protected virtual void CursorLeft(bool ctrl)</code></pre>
    1195. 

  1195.   </div>
    1196. 

  1196.   <h5 class="parameters">Parameters</h5>
    1197. 

  1197.   <table class="table table-bordered table-striped table-condensed">
    1198. 

  1198.     <thead>
    1199. 

  1199.       <tr>
    1200. 

  1200.         <th>Type</th>
    1201. 

  1201.         <th>Name</th>
    1202. 

  1202.         <th>Description</th>
    1203. 

  1203.       </tr>
    1204. 

  1204.     </thead>
    1205. 

  1205.     <tbody>
    1206. 

  1206.       <tr>
    1207. 

  1207.         <td><span class="xref">System.Boolean</span></td>
    1208. 

  1208.         <td><span class="parametername">ctrl</span></td>
    1209. 

  1209.         <td></td>
    1210. 

  1210.       </tr>
    1211. 

  1211.     </tbody>
    1212. 

  1212.   </table>
    1213. 

  1213.   
    1214. 

  1214.   
    1215. 

  1215.   <a id="Terminal_Gui_TreeView_1_EnsureVisible_" data-uid="Terminal.Gui.TreeView`1.EnsureVisible*"></a>
    1216. 

  1216.   <h4 id="Terminal_Gui_TreeView_1_EnsureVisible__0_" data-uid="Terminal.Gui.TreeView`1.EnsureVisible(`0)">EnsureVisible(T)</h4>
    1217. 

  1217.   <div class="markdown level1 summary">
    1218. 

  1218. Adjusts the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ScrollOffsetVertical">ScrollOffsetVertical</a> to ensure the given
    1219. 

  1219. <code data-dev-comment-type="paramref" class="paramref">model</code> is visible.  Has no effect if already visible
    1220. 

  1220. </div>
    1221. 

  1221.   <div class="markdown level1 conceptual"></div>
    1222. 

  1222.   <h5 class="decalaration">Declaration</h5>
    1223. 

  1223.   <div class="codewrapper">
    1224. 

  1224.     <pre><code class="lang-csharp hljs">public void EnsureVisible(T model)</code></pre>
    1225. 

  1225.   </div>
    1226. 

  1226.   <h5 class="parameters">Parameters</h5>
    1227. 

  1227.   <table class="table table-bordered table-striped table-condensed">
    1228. 

  1228.     <thead>
    1229. 

  1229.       <tr>
    1230. 

  1230.         <th>Type</th>
    1231. 

  1231.         <th>Name</th>
    1232. 

  1232.         <th>Description</th>
    1233. 

  1233.       </tr>
    1234. 

  1234.     </thead>
    1235. 

  1235.     <tbody>
    1236. 

  1236.       <tr>
    1237. 

  1237.         <td><span class="xref">T</span></td>
    1238. 

  1238.         <td><span class="parametername">model</span></td>
    1239. 

  1239.         <td></td>
    1240. 

  1240.       </tr>
    1241. 

  1241.     </tbody>
    1242. 

  1242.   </table>
    1243. 

  1243.   
    1244. 

  1244.   
    1245. 

  1245.   <a id="Terminal_Gui_TreeView_1_Expand_" data-uid="Terminal.Gui.TreeView`1.Expand*"></a>
    1246. 

  1246.   <h4 id="Terminal_Gui_TreeView_1_Expand__0_" data-uid="Terminal.Gui.TreeView`1.Expand(`0)">Expand(T)</h4>
    1247. 

  1247.   <div class="markdown level1 summary">
    1248. 

  1248. Expands the supplied object if it is contained in the tree (either as a root object or 
    1249. 

  1249. as an exposed branch object)
    1250. 

  1250. </div>
    1251. 

  1251.   <div class="markdown level1 conceptual"></div>
    1252. 

  1252.   <h5 class="decalaration">Declaration</h5>
    1253. 

  1253.   <div class="codewrapper">
    1254. 

  1254.     <pre><code class="lang-csharp hljs">public void Expand(T toExpand)</code></pre>
    1255. 

  1255.   </div>
    1256. 

  1256.   <h5 class="parameters">Parameters</h5>
    1257. 

  1257.   <table class="table table-bordered table-striped table-condensed">
    1258. 

  1258.     <thead>
    1259. 

  1259.       <tr>
    1260. 

  1260.         <th>Type</th>
    1261. 

  1261.         <th>Name</th>
    1262. 

  1262.         <th>Description</th>
    1263. 

  1263.       </tr>
    1264. 

  1264.     </thead>
    1265. 

  1265.     <tbody>
    1266. 

  1266.       <tr>
    1267. 

  1267.         <td><span class="xref">T</span></td>
    1268. 

  1268.         <td><span class="parametername">toExpand</span></td>
    1269. 

  1269.         <td>The object to expand</td>
    1270. 

  1270.       </tr>
    1271. 

  1271.     </tbody>
    1272. 

  1272.   </table>
    1273. 

  1273.   
    1274. 

  1274.   
    1275. 

  1275.   <a id="Terminal_Gui_TreeView_1_ExpandAll_" data-uid="Terminal.Gui.TreeView`1.ExpandAll*"></a>
    1276. 

  1276.   <h4 id="Terminal_Gui_TreeView_1_ExpandAll" data-uid="Terminal.Gui.TreeView`1.ExpandAll">ExpandAll()</h4>
    1277. 

  1277.   <div class="markdown level1 summary">
    1278. 

  1278. Fully expands all nodes in the tree, if the tree is very big and built dynamically this
    1279. 

  1279. may take a while (e.g. for file system)
    1280. 

  1280. </div>
    1281. 

  1281.   <div class="markdown level1 conceptual"></div>
    1282. 

  1282.   <h5 class="decalaration">Declaration</h5>
    1283. 

  1283.   <div class="codewrapper">
    1284. 

  1284.     <pre><code class="lang-csharp hljs">public void ExpandAll()</code></pre>
    1285. 

  1285.   </div>
    1286. 

  1286.   
    1287. 

  1287.   
    1288. 

  1288.   <a id="Terminal_Gui_TreeView_1_ExpandAll_" data-uid="Terminal.Gui.TreeView`1.ExpandAll*"></a>
    1289. 

  1289.   <h4 id="Terminal_Gui_TreeView_1_ExpandAll__0_" data-uid="Terminal.Gui.TreeView`1.ExpandAll(`0)">ExpandAll(T)</h4>
    1290. 

  1290.   <div class="markdown level1 summary">
    1291. 

  1291. Expands the supplied object and all child objects
    1292. 

  1292. </div>
    1293. 

  1293.   <div class="markdown level1 conceptual"></div>
    1294. 

  1294.   <h5 class="decalaration">Declaration</h5>
    1295. 

  1295.   <div class="codewrapper">
    1296. 

  1296.     <pre><code class="lang-csharp hljs">public void ExpandAll(T toExpand)</code></pre>
    1297. 

  1297.   </div>
    1298. 

  1298.   <h5 class="parameters">Parameters</h5>
    1299. 

  1299.   <table class="table table-bordered table-striped table-condensed">
    1300. 

  1300.     <thead>
    1301. 

  1301.       <tr>
    1302. 

  1302.         <th>Type</th>
    1303. 

  1303.         <th>Name</th>
    1304. 

  1304.         <th>Description</th>
    1305. 

  1305.       </tr>
    1306. 

  1306.     </thead>
    1307. 

  1307.     <tbody>
    1308. 

  1308.       <tr>
    1309. 

  1309.         <td><span class="xref">T</span></td>
    1310. 

  1310.         <td><span class="parametername">toExpand</span></td>
    1311. 

  1311.         <td>The object to expand</td>
    1312. 

  1312.       </tr>
    1313. 

  1313.     </tbody>
    1314. 

  1314.   </table>
    1315. 

  1315.   
    1316. 

  1316.   
    1317. 

  1317.   <a id="Terminal_Gui_TreeView_1_GetAllSelectedObjects_" data-uid="Terminal.Gui.TreeView`1.GetAllSelectedObjects*"></a>
    1318. 

  1318.   <h4 id="Terminal_Gui_TreeView_1_GetAllSelectedObjects" data-uid="Terminal.Gui.TreeView`1.GetAllSelectedObjects">GetAllSelectedObjects()</h4>
    1319. 

  1319.   <div class="markdown level1 summary">
    1320. 

  1320. Returns <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> (if not null) and all multi selected objects if 
    1321. 

  1321. <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_MultiSelect">MultiSelect</a> is true
    1322. 

  1322. </div>
    1323. 

  1323.   <div class="markdown level1 conceptual"></div>
    1324. 

  1324.   <h5 class="decalaration">Declaration</h5>
    1325. 

  1325.   <div class="codewrapper">
    1326. 

  1326.     <pre><code class="lang-csharp hljs">public IEnumerable&lt;T&gt; GetAllSelectedObjects()</code></pre>
    1327. 

  1327.   </div>
    1328. 

  1328.   <h5 class="returns">Returns</h5>
    1329. 

  1329.   <table class="table table-bordered table-striped table-condensed">
    1330. 

  1330.     <thead>
    1331. 

  1331.       <tr>
    1332. 

  1332.         <th>Type</th>
    1333. 

  1333.         <th>Description</th>
    1334. 

  1334.       </tr>
    1335. 

  1335.     </thead>
    1336. 

  1336.     <tbody>
    1337. 

  1337.       <tr>
    1338. 

  1338.         <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
    1339. 

  1339.         <td></td>
    1340. 

  1340.       </tr>
    1341. 

  1341.     </tbody>
    1342. 

  1342.   </table>
    1343. 

  1343.   
    1344. 

  1344.   
    1345. 

  1345.   <a id="Terminal_Gui_TreeView_1_GetChildren_" data-uid="Terminal.Gui.TreeView`1.GetChildren*"></a>
    1346. 

  1346.   <h4 id="Terminal_Gui_TreeView_1_GetChildren__0_" data-uid="Terminal.Gui.TreeView`1.GetChildren(`0)">GetChildren(T)</h4>
    1347. 

  1347.   <div class="markdown level1 summary">
    1348. 

  1348. Returns the currently expanded children of the passed object.  Returns an empty
    1349. 

  1349. collection if the branch is not exposed or not expanded
    1350. 

  1350. </div>
    1351. 

  1351.   <div class="markdown level1 conceptual"></div>
    1352. 

  1352.   <h5 class="decalaration">Declaration</h5>
    1353. 

  1353.   <div class="codewrapper">
    1354. 

  1354.     <pre><code class="lang-csharp hljs">public IEnumerable&lt;T&gt; GetChildren(T o)</code></pre>
    1355. 

  1355.   </div>
    1356. 

  1356.   <h5 class="parameters">Parameters</h5>
    1357. 

  1357.   <table class="table table-bordered table-striped table-condensed">
    1358. 

  1358.     <thead>
    1359. 

  1359.       <tr>
    1360. 

  1360.         <th>Type</th>
    1361. 

  1361.         <th>Name</th>
    1362. 

  1362.         <th>Description</th>
    1363. 

  1363.       </tr>
    1364. 

  1364.     </thead>
    1365. 

  1365.     <tbody>
    1366. 

  1366.       <tr>
    1367. 

  1367.         <td><span class="xref">T</span></td>
    1368. 

  1368.         <td><span class="parametername">o</span></td>
    1369. 

  1369.         <td>An object in the tree</td>
    1370. 

  1370.       </tr>
    1371. 

  1371.     </tbody>
    1372. 

  1372.   </table>
    1373. 

  1373.   <h5 class="returns">Returns</h5>
    1374. 

  1374.   <table class="table table-bordered table-striped table-condensed">
    1375. 

  1375.     <thead>
    1376. 

  1376.       <tr>
    1377. 

  1377.         <th>Type</th>
    1378. 

  1378.         <th>Description</th>
    1379. 

  1379.       </tr>
    1380. 

  1380.     </thead>
    1381. 

  1381.     <tbody>
    1382. 

  1382.       <tr>
    1383. 

  1383.         <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
    1384. 

  1384.         <td></td>
    1385. 

  1385.       </tr>
    1386. 

  1386.     </tbody>
    1387. 

  1387.   </table>
    1388. 

  1388.   
    1389. 

  1389.   
    1390. 

  1390.   <a id="Terminal_Gui_TreeView_1_GetContentWidth_" data-uid="Terminal.Gui.TreeView`1.GetContentWidth*"></a>
    1391. 

  1391.   <h4 id="Terminal_Gui_TreeView_1_GetContentWidth_System_Boolean_" data-uid="Terminal.Gui.TreeView`1.GetContentWidth(System.Boolean)">GetContentWidth(Boolean)</h4>
    1392. 

  1392.   <div class="markdown level1 summary">
    1393. 

  1393. Returns the maximum width line in the tree including prefix and expansion symbols
    1394. 

  1394. </div>
    1395. 

  1395.   <div class="markdown level1 conceptual"></div>
    1396. 

  1396.   <h5 class="decalaration">Declaration</h5>
    1397. 

  1397.   <div class="codewrapper">
    1398. 

  1398.     <pre><code class="lang-csharp hljs">public int GetContentWidth(bool visible)</code></pre>
    1399. 

  1399.   </div>
    1400. 

  1400.   <h5 class="parameters">Parameters</h5>
    1401. 

  1401.   <table class="table table-bordered table-striped table-condensed">
    1402. 

  1402.     <thead>
    1403. 

  1403.       <tr>
    1404. 

  1404.         <th>Type</th>
    1405. 

  1405.         <th>Name</th>
    1406. 

  1406.         <th>Description</th>
    1407. 

  1407.       </tr>
    1408. 

  1408.     </thead>
    1409. 

  1409.     <tbody>
    1410. 

  1410.       <tr>
    1411. 

  1411.         <td><span class="xref">System.Boolean</span></td>
    1412. 

  1412.         <td><span class="parametername">visible</span></td>
    1413. 

  1413.         <td>True to consider only rows currently visible (based on window
    1414. 

  1414.  bounds and <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ScrollOffsetVertical">ScrollOffsetVertical</a>.  False to calculate the width of 
    1415. 

  1415. every exposed branch in the tree</td>
    1416. 

  1416.       </tr>
    1417. 

  1417.     </tbody>
    1418. 

  1418.   </table>
    1419. 

  1419.   <h5 class="returns">Returns</h5>
    1420. 

  1420.   <table class="table table-bordered table-striped table-condensed">
    1421. 

  1421.     <thead>
    1422. 

  1422.       <tr>
    1423. 

  1423.         <th>Type</th>
    1424. 

  1424.         <th>Description</th>
    1425. 

  1425.       </tr>
    1426. 

  1426.     </thead>
    1427. 

  1427.     <tbody>
    1428. 

  1428.       <tr>
    1429. 

  1429.         <td><span class="xref">System.Int32</span></td>
    1430. 

  1430.         <td></td>
    1431. 

  1431.       </tr>
    1432. 

  1432.     </tbody>
    1433. 

  1433.   </table>
    1434. 

  1434.   
    1435. 

  1435.   
    1436. 

  1436.   <a id="Terminal_Gui_TreeView_1_GetParent_" data-uid="Terminal.Gui.TreeView`1.GetParent*"></a>
    1437. 

  1437.   <h4 id="Terminal_Gui_TreeView_1_GetParent__0_" data-uid="Terminal.Gui.TreeView`1.GetParent(`0)">GetParent(T)</h4>
    1438. 

  1438.   <div class="markdown level1 summary">
    1439. 

  1439. Returns the parent object of <code data-dev-comment-type="paramref" class="paramref">o</code> in the tree.  Returns null if 
    1440. 

  1440. the object is not exposed in the tree
    1441. 

  1441. </div>
    1442. 

  1442.   <div class="markdown level1 conceptual"></div>
    1443. 

  1443.   <h5 class="decalaration">Declaration</h5>
    1444. 

  1444.   <div class="codewrapper">
    1445. 

  1445.     <pre><code class="lang-csharp hljs">public T GetParent(T o)</code></pre>
    1446. 

  1446.   </div>
    1447. 

  1447.   <h5 class="parameters">Parameters</h5>
    1448. 

  1448.   <table class="table table-bordered table-striped table-condensed">
    1449. 

  1449.     <thead>
    1450. 

  1450.       <tr>
    1451. 

  1451.         <th>Type</th>
    1452. 

  1452.         <th>Name</th>
    1453. 

  1453.         <th>Description</th>
    1454. 

  1454.       </tr>
    1455. 

  1455.     </thead>
    1456. 

  1456.     <tbody>
    1457. 

  1457.       <tr>
    1458. 

  1458.         <td><span class="xref">T</span></td>
    1459. 

  1459.         <td><span class="parametername">o</span></td>
    1460. 

  1460.         <td>An object in the tree</td>
    1461. 

  1461.       </tr>
    1462. 

  1462.     </tbody>
    1463. 

  1463.   </table>
    1464. 

  1464.   <h5 class="returns">Returns</h5>
    1465. 

  1465.   <table class="table table-bordered table-striped table-condensed">
    1466. 

  1466.     <thead>
    1467. 

  1467.       <tr>
    1468. 

  1468.         <th>Type</th>
    1469. 

  1469.         <th>Description</th>
    1470. 

  1470.       </tr>
    1471. 

  1471.     </thead>
    1472. 

  1472.     <tbody>
    1473. 

  1473.       <tr>
    1474. 

  1474.         <td><span class="xref">T</span></td>
    1475. 

  1475.         <td></td>
    1476. 

  1476.       </tr>
    1477. 

  1477.     </tbody>
    1478. 

  1478.   </table>
    1479. 

  1479.   
    1480. 

  1480.   
    1481. 

  1481.   <a id="Terminal_Gui_TreeView_1_GetScrollOffsetOf_" data-uid="Terminal.Gui.TreeView`1.GetScrollOffsetOf*"></a>
    1482. 

  1482.   <h4 id="Terminal_Gui_TreeView_1_GetScrollOffsetOf__0_" data-uid="Terminal.Gui.TreeView`1.GetScrollOffsetOf(`0)">GetScrollOffsetOf(T)</h4>
    1483. 

  1483.   <div class="markdown level1 summary">
    1484. 

  1484. Returns the index of the object <code data-dev-comment-type="paramref" class="paramref">o</code> if it is currently exposed (it&apos;s 
    1485. 

  1485. parent(s) have been expanded).  This can be used with <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ScrollOffsetVertical">ScrollOffsetVertical</a>
    1486. 

  1486. and <a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_SetNeedsDisplay">SetNeedsDisplay()</a> to scroll to a specific object
    1487. 

  1487. </div>
    1488. 

  1488.   <div class="markdown level1 conceptual"></div>
    1489. 

  1489.   <h5 class="decalaration">Declaration</h5>
    1490. 

  1490.   <div class="codewrapper">
    1491. 

  1491.     <pre><code class="lang-csharp hljs">public int GetScrollOffsetOf(T o)</code></pre>
    1492. 

  1492.   </div>
    1493. 

  1493.   <h5 class="parameters">Parameters</h5>
    1494. 

  1494.   <table class="table table-bordered table-striped table-condensed">
    1495. 

  1495.     <thead>
    1496. 

  1496.       <tr>
    1497. 

  1497.         <th>Type</th>
    1498. 

  1498.         <th>Name</th>
    1499. 

  1499.         <th>Description</th>
    1500. 

  1500.       </tr>
    1501. 

  1501.     </thead>
    1502. 

  1502.     <tbody>
    1503. 

  1503.       <tr>
    1504. 

  1504.         <td><span class="xref">T</span></td>
    1505. 

  1505.         <td><span class="parametername">o</span></td>
    1506. 

  1506.         <td>An object that appears in your tree and is currently exposed</td>
    1507. 

  1507.       </tr>
    1508. 

  1508.     </tbody>
    1509. 

  1509.   </table>
    1510. 

  1510.   <h5 class="returns">Returns</h5>
    1511. 

  1511.   <table class="table table-bordered table-striped table-condensed">
    1512. 

  1512.     <thead>
    1513. 

  1513.       <tr>
    1514. 

  1514.         <th>Type</th>
    1515. 

  1515.         <th>Description</th>
    1516. 

  1516.       </tr>
    1517. 

  1517.     </thead>
    1518. 

  1518.     <tbody>
    1519. 

  1519.       <tr>
    1520. 

  1520.         <td><span class="xref">System.Int32</span></td>
    1521. 

  1521.         <td>The index the object was found at or -1 if it is not currently revealed or
    1522. 

  1522. not in the tree at all</td>
    1523. 

  1523.       </tr>
    1524. 

  1524.     </tbody>
    1525. 

  1525.   </table>
    1526. 

  1526.   <h5 id="Terminal_Gui_TreeView_1_GetScrollOffsetOf__0__remarks">Remarks</h5>
    1527. 

  1527.   <div class="markdown level1 remarks">Uses the Equals method and returns the first index at which the object is found
    1528. 

  1528.  or -1 if it is not found</div>
    1529. 

  1529.   
    1530. 

  1530.   
    1531. 

  1531.   <a id="Terminal_Gui_TreeView_1_GoTo_" data-uid="Terminal.Gui.TreeView`1.GoTo*"></a>
    1532. 

  1532.   <h4 id="Terminal_Gui_TreeView_1_GoTo__0_" data-uid="Terminal.Gui.TreeView`1.GoTo(`0)">GoTo(T)</h4>
    1533. 

  1533.   <div class="markdown level1 summary">
    1534. 

  1534. Changes the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> to <code data-dev-comment-type="paramref" class="paramref">toSelect</code> and scrolls to ensure
    1535. 

  1535. it is visible.  Has no effect if <code data-dev-comment-type="paramref" class="paramref">toSelect</code> is not exposed in the tree (e.g. 
    1536. 

  1536. its parents are collapsed)
    1537. 

  1537. </div>
    1538. 

  1538.   <div class="markdown level1 conceptual"></div>
    1539. 

  1539.   <h5 class="decalaration">Declaration</h5>
    1540. 

  1540.   <div class="codewrapper">
    1541. 

  1541.     <pre><code class="lang-csharp hljs">public void GoTo(T toSelect)</code></pre>
    1542. 

  1542.   </div>
    1543. 

  1543.   <h5 class="parameters">Parameters</h5>
    1544. 

  1544.   <table class="table table-bordered table-striped table-condensed">
    1545. 

  1545.     <thead>
    1546. 

  1546.       <tr>
    1547. 

  1547.         <th>Type</th>
    1548. 

  1548.         <th>Name</th>
    1549. 

  1549.         <th>Description</th>
    1550. 

  1550.       </tr>
    1551. 

  1551.     </thead>
    1552. 

  1552.     <tbody>
    1553. 

  1553.       <tr>
    1554. 

  1554.         <td><span class="xref">T</span></td>
    1555. 

  1555.         <td><span class="parametername">toSelect</span></td>
    1556. 

  1556.         <td></td>
    1557. 

  1557.       </tr>
    1558. 

  1558.     </tbody>
    1559. 

  1559.   </table>
    1560. 

  1560.   
    1561. 

  1561.   
    1562. 

  1562.   <a id="Terminal_Gui_TreeView_1_GoToEnd_" data-uid="Terminal.Gui.TreeView`1.GoToEnd*"></a>
    1563. 

  1563.   <h4 id="Terminal_Gui_TreeView_1_GoToEnd" data-uid="Terminal.Gui.TreeView`1.GoToEnd">GoToEnd()</h4>
    1564. 

  1564.   <div class="markdown level1 summary">
    1565. 

  1565. Changes the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> to the last object in the tree and scrolls so
    1566. 

  1566. that it is visible
    1567. 

  1567. </div>
    1568. 

  1568.   <div class="markdown level1 conceptual"></div>
    1569. 

  1569.   <h5 class="decalaration">Declaration</h5>
    1570. 

  1570.   <div class="codewrapper">
    1571. 

  1571.     <pre><code class="lang-csharp hljs">public void GoToEnd()</code></pre>
    1572. 

  1572.   </div>
    1573. 

  1573.   
    1574. 

  1574.   
    1575. 

  1575.   <a id="Terminal_Gui_TreeView_1_GoToFirst_" data-uid="Terminal.Gui.TreeView`1.GoToFirst*"></a>
    1576. 

  1576.   <h4 id="Terminal_Gui_TreeView_1_GoToFirst" data-uid="Terminal.Gui.TreeView`1.GoToFirst">GoToFirst()</h4>
    1577. 

  1577.   <div class="markdown level1 summary">
    1578. 

  1578. Changes the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> to the first root object and resets 
    1579. 

  1579. the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ScrollOffsetVertical">ScrollOffsetVertical</a> to 0
    1580. 

  1580. </div>
    1581. 

  1581.   <div class="markdown level1 conceptual"></div>
    1582. 

  1582.   <h5 class="decalaration">Declaration</h5>
    1583. 

  1583.   <div class="codewrapper">
    1584. 

  1584.     <pre><code class="lang-csharp hljs">public void GoToFirst()</code></pre>
    1585. 

  1585.   </div>
    1586. 

  1586.   
    1587. 

  1587.   
    1588. 

  1588.   <a id="Terminal_Gui_TreeView_1_InvalidateLineMap_" data-uid="Terminal.Gui.TreeView`1.InvalidateLineMap*"></a>
    1589. 

  1589.   <h4 id="Terminal_Gui_TreeView_1_InvalidateLineMap" data-uid="Terminal.Gui.TreeView`1.InvalidateLineMap">InvalidateLineMap()</h4>
    1590. 

  1590.   <div class="markdown level1 summary">
    1591. 

  1591. Clears any cached results of <span class="xref">Terminal.Gui.TreeView`1.BuildLineMap</span>
    1592. 

  1592. </div>
    1593. 

  1593.   <div class="markdown level1 conceptual"></div>
    1594. 

  1594.   <h5 class="decalaration">Declaration</h5>
    1595. 

  1595.   <div class="codewrapper">
    1596. 

  1596.     <pre><code class="lang-csharp hljs">protected void InvalidateLineMap()</code></pre>
    1597. 

  1597.   </div>
    1598. 

  1598.   
    1599. 

  1599.   
    1600. 

  1600.   <a id="Terminal_Gui_TreeView_1_IsExpanded_" data-uid="Terminal.Gui.TreeView`1.IsExpanded*"></a>
    1601. 

  1601.   <h4 id="Terminal_Gui_TreeView_1_IsExpanded__0_" data-uid="Terminal.Gui.TreeView`1.IsExpanded(`0)">IsExpanded(T)</h4>
    1602. 

  1602.   <div class="markdown level1 summary">
    1603. 

  1603. Returns true if the given object <code data-dev-comment-type="paramref" class="paramref">o</code> is exposed in the tree and 
    1604. 

  1604. expanded otherwise false
    1605. 

  1605. </div>
    1606. 

  1606.   <div class="markdown level1 conceptual"></div>
    1607. 

  1607.   <h5 class="decalaration">Declaration</h5>
    1608. 

  1608.   <div class="codewrapper">
    1609. 

  1609.     <pre><code class="lang-csharp hljs">public bool IsExpanded(T o)</code></pre>
    1610. 

  1610.   </div>
    1611. 

  1611.   <h5 class="parameters">Parameters</h5>
    1612. 

  1612.   <table class="table table-bordered table-striped table-condensed">
    1613. 

  1613.     <thead>
    1614. 

  1614.       <tr>
    1615. 

  1615.         <th>Type</th>
    1616. 

  1616.         <th>Name</th>
    1617. 

  1617.         <th>Description</th>
    1618. 

  1618.       </tr>
    1619. 

  1619.     </thead>
    1620. 

  1620.     <tbody>
    1621. 

  1621.       <tr>
    1622. 

  1622.         <td><span class="xref">T</span></td>
    1623. 

  1623.         <td><span class="parametername">o</span></td>
    1624. 

  1624.         <td></td>
    1625. 

  1625.       </tr>
    1626. 

  1626.     </tbody>
    1627. 

  1627.   </table>
    1628. 

  1628.   <h5 class="returns">Returns</h5>
    1629. 

  1629.   <table class="table table-bordered table-striped table-condensed">
    1630. 

  1630.     <thead>
    1631. 

  1631.       <tr>
    1632. 

  1632.         <th>Type</th>
    1633. 

  1633.         <th>Description</th>
    1634. 

  1634.       </tr>
    1635. 

  1635.     </thead>
    1636. 

  1636.     <tbody>
    1637. 

  1637.       <tr>
    1638. 

  1638.         <td><span class="xref">System.Boolean</span></td>
    1639. 

  1639.         <td></td>
    1640. 

  1640.       </tr>
    1641. 

  1641.     </tbody>
    1642. 

  1642.   </table>
    1643. 

  1643.   
    1644. 

  1644.   
    1645. 

  1645.   <a id="Terminal_Gui_TreeView_1_IsSelected_" data-uid="Terminal.Gui.TreeView`1.IsSelected*"></a>
    1646. 

  1646.   <h4 id="Terminal_Gui_TreeView_1_IsSelected__0_" data-uid="Terminal.Gui.TreeView`1.IsSelected(`0)">IsSelected(T)</h4>
    1647. 

  1647.   <div class="markdown level1 summary">
    1648. 

  1648. Returns true if the <code data-dev-comment-type="paramref" class="paramref">model</code> is either the 
    1649. 

  1649. <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> or part of a <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_MultiSelect">MultiSelect</a>
    1650. 

  1650. </div>
    1651. 

  1651.   <div class="markdown level1 conceptual"></div>
    1652. 

  1652.   <h5 class="decalaration">Declaration</h5>
    1653. 

  1653.   <div class="codewrapper">
    1654. 

  1654.     <pre><code class="lang-csharp hljs">public bool IsSelected(T model)</code></pre>
    1655. 

  1655.   </div>
    1656. 

  1656.   <h5 class="parameters">Parameters</h5>
    1657. 

  1657.   <table class="table table-bordered table-striped table-condensed">
    1658. 

  1658.     <thead>
    1659. 

  1659.       <tr>
    1660. 

  1660.         <th>Type</th>
    1661. 

  1661.         <th>Name</th>
    1662. 

  1662.         <th>Description</th>
    1663. 

  1663.       </tr>
    1664. 

  1664.     </thead>
    1665. 

  1665.     <tbody>
    1666. 

  1666.       <tr>
    1667. 

  1667.         <td><span class="xref">T</span></td>
    1668. 

  1668.         <td><span class="parametername">model</span></td>
    1669. 

  1669.         <td></td>
    1670. 

  1670.       </tr>
    1671. 

  1671.     </tbody>
    1672. 

  1672.   </table>
    1673. 

  1673.   <h5 class="returns">Returns</h5>
    1674. 

  1674.   <table class="table table-bordered table-striped table-condensed">
    1675. 

  1675.     <thead>
    1676. 

  1676.       <tr>
    1677. 

  1677.         <th>Type</th>
    1678. 

  1678.         <th>Description</th>
    1679. 

  1679.       </tr>
    1680. 

  1680.     </thead>
    1681. 

  1681.     <tbody>
    1682. 

  1682.       <tr>
    1683. 

  1683.         <td><span class="xref">System.Boolean</span></td>
    1684. 

  1684.         <td></td>
    1685. 

  1685.       </tr>
    1686. 

  1686.     </tbody>
    1687. 

  1687.   </table>
    1688. 

  1688.   
    1689. 

  1689.   
    1690. 

  1690.   <a id="Terminal_Gui_TreeView_1_MouseEvent_" data-uid="Terminal.Gui.TreeView`1.MouseEvent*"></a>
    1691. 

  1691.   <h4 id="Terminal_Gui_TreeView_1_MouseEvent_Terminal_Gui_MouseEvent_" data-uid="Terminal.Gui.TreeView`1.MouseEvent(Terminal.Gui.MouseEvent)">MouseEvent(MouseEvent)</h4>
    1692. 

  1692.   <div class="markdown level1 summary"></div>
    1693. 

  1693.   <div class="markdown level1 conceptual"></div>
    1694. 

  1694.   <h5 class="decalaration">Declaration</h5>
    1695. 

  1695.   <div class="codewrapper">
    1696. 

  1696.     <pre><code class="lang-csharp hljs">public override bool MouseEvent(MouseEvent me)</code></pre>
    1697. 

  1697.   </div>
    1698. 

  1698.   <h5 class="parameters">Parameters</h5>
    1699. 

  1699.   <table class="table table-bordered table-striped table-condensed">
    1700. 

  1700.     <thead>
    1701. 

  1701.       <tr>
    1702. 

  1702.         <th>Type</th>
    1703. 

  1703.         <th>Name</th>
    1704. 

  1704.         <th>Description</th>
    1705. 

  1705.       </tr>
    1706. 

  1706.     </thead>
    1707. 

  1707.     <tbody>
    1708. 

  1708.       <tr>
    1709. 

  1709.         <td><a class="xref" href="Terminal.Gui.MouseEvent.html">MouseEvent</a></td>
    1710. 

  1710.         <td><span class="parametername">me</span></td>
    1711. 

  1711.         <td></td>
    1712. 

  1712.       </tr>
    1713. 

  1713.     </tbody>
    1714. 

  1714.   </table>
    1715. 

  1715.   <h5 class="returns">Returns</h5>
    1716. 

  1716.   <table class="table table-bordered table-striped table-condensed">
    1717. 

  1717.     <thead>
    1718. 

  1718.       <tr>
    1719. 

  1719.         <th>Type</th>
    1720. 

  1720.         <th>Description</th>
    1721. 

  1721.       </tr>
    1722. 

  1722.     </thead>
    1723. 

  1723.     <tbody>
    1724. 

  1724.       <tr>
    1725. 

  1725.         <td><span class="xref">System.Boolean</span></td>
    1726. 

  1726.         <td></td>
    1727. 

  1727.       </tr>
    1728. 

  1728.     </tbody>
    1729. 

  1729.   </table>
    1730. 

  1730.   <h5 class="overrides">Overrides</h5>
    1731. 

  1731.   <div><a class="xref" href="Terminal.Gui.Responder.html#Terminal_Gui_Responder_MouseEvent_Terminal_Gui_MouseEvent_">Responder.MouseEvent(MouseEvent)</a></div>
    1732. 

  1732.   
    1733. 

  1733.   
    1734. 

  1734.   <a id="Terminal_Gui_TreeView_1_OnObjectActivated_" data-uid="Terminal.Gui.TreeView`1.OnObjectActivated*"></a>
    1735. 

  1735.   <h4 id="Terminal_Gui_TreeView_1_OnObjectActivated_Terminal_Gui_Trees_ObjectActivatedEventArgs__0__" data-uid="Terminal.Gui.TreeView`1.OnObjectActivated(Terminal.Gui.Trees.ObjectActivatedEventArgs{`0})">OnObjectActivated(ObjectActivatedEventArgs&lt;T&gt;)</h4>
    1736. 

  1736.   <div class="markdown level1 summary">
    1737. 

  1737. Raises the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ObjectActivated">ObjectActivated</a> event
    1738. 

  1738. </div>
    1739. 

  1739.   <div class="markdown level1 conceptual"></div>
    1740. 

  1740.   <h5 class="decalaration">Declaration</h5>
    1741. 

  1741.   <div class="codewrapper">
    1742. 

  1742.     <pre><code class="lang-csharp hljs">protected virtual void OnObjectActivated(ObjectActivatedEventArgs&lt;T&gt; e)</code></pre>
    1743. 

  1743.   </div>
    1744. 

  1744.   <h5 class="parameters">Parameters</h5>
    1745. 

  1745.   <table class="table table-bordered table-striped table-condensed">
    1746. 

  1746.     <thead>
    1747. 

  1747.       <tr>
    1748. 

  1748.         <th>Type</th>
    1749. 

  1749.         <th>Name</th>
    1750. 

  1750.         <th>Description</th>
    1751. 

  1751.       </tr>
    1752. 

  1752.     </thead>
    1753. 

  1753.     <tbody>
    1754. 

  1754.       <tr>
    1755. 

  1755.         <td><a class="xref" href="Terminal.Gui.Trees.ObjectActivatedEventArgs-1.html">ObjectActivatedEventArgs</a>&lt;T&gt;</td>
    1756. 

  1756.         <td><span class="parametername">e</span></td>
    1757. 

  1757.         <td></td>
    1758. 

  1758.       </tr>
    1759. 

  1759.     </tbody>
    1760. 

  1760.   </table>
    1761. 

  1761.   
    1762. 

  1762.   
    1763. 

  1763.   <a id="Terminal_Gui_TreeView_1_OnSelectionChanged_" data-uid="Terminal.Gui.TreeView`1.OnSelectionChanged*"></a>
    1764. 

  1764.   <h4 id="Terminal_Gui_TreeView_1_OnSelectionChanged_Terminal_Gui_Trees_SelectionChangedEventArgs__0__" data-uid="Terminal.Gui.TreeView`1.OnSelectionChanged(Terminal.Gui.Trees.SelectionChangedEventArgs{`0})">OnSelectionChanged(SelectionChangedEventArgs&lt;T&gt;)</h4>
    1765. 

  1765.   <div class="markdown level1 summary">
    1766. 

  1766. Raises the SelectionChanged event
    1767. 

  1767. </div>
    1768. 

  1768.   <div class="markdown level1 conceptual"></div>
    1769. 

  1769.   <h5 class="decalaration">Declaration</h5>
    1770. 

  1770.   <div class="codewrapper">
    1771. 

  1771.     <pre><code class="lang-csharp hljs">protected virtual void OnSelectionChanged(SelectionChangedEventArgs&lt;T&gt; e)</code></pre>
    1772. 

  1772.   </div>
    1773. 

  1773.   <h5 class="parameters">Parameters</h5>
    1774. 

  1774.   <table class="table table-bordered table-striped table-condensed">
    1775. 

  1775.     <thead>
    1776. 

  1776.       <tr>
    1777. 

  1777.         <th>Type</th>
    1778. 

  1778.         <th>Name</th>
    1779. 

  1779.         <th>Description</th>
    1780. 

  1780.       </tr>
    1781. 

  1781.     </thead>
    1782. 

  1782.     <tbody>
    1783. 

  1783.       <tr>
    1784. 

  1784.         <td><a class="xref" href="Terminal.Gui.Trees.SelectionChangedEventArgs-1.html">SelectionChangedEventArgs</a>&lt;T&gt;</td>
    1785. 

  1785.         <td><span class="parametername">e</span></td>
    1786. 

  1786.         <td></td>
    1787. 

  1787.       </tr>
    1788. 

  1788.     </tbody>
    1789. 

  1789.   </table>
    1790. 

  1790.   
    1791. 

  1791.   
    1792. 

  1792.   <a id="Terminal_Gui_TreeView_1_PositionCursor_" data-uid="Terminal.Gui.TreeView`1.PositionCursor*"></a>
    1793. 

  1793.   <h4 id="Terminal_Gui_TreeView_1_PositionCursor" data-uid="Terminal.Gui.TreeView`1.PositionCursor">PositionCursor()</h4>
    1794. 

  1794.   <div class="markdown level1 summary">
    1795. 

  1795. Positions the cursor at the start of the selected objects line (if visible)
    1796. 

  1796. </div>
    1797. 

  1797.   <div class="markdown level1 conceptual"></div>
    1798. 

  1798.   <h5 class="decalaration">Declaration</h5>
    1799. 

  1799.   <div class="codewrapper">
    1800. 

  1800.     <pre><code class="lang-csharp hljs">public override void PositionCursor()</code></pre>
    1801. 

  1801.   </div>
    1802. 

  1802.   <h5 class="overrides">Overrides</h5>
    1803. 

  1803.   <div><a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_PositionCursor">View.PositionCursor()</a></div>
    1804. 

  1804.   
    1805. 

  1805.   
    1806. 

  1806.   <a id="Terminal_Gui_TreeView_1_ProcessKey_" data-uid="Terminal.Gui.TreeView`1.ProcessKey*"></a>
    1807. 

  1807.   <h4 id="Terminal_Gui_TreeView_1_ProcessKey_Terminal_Gui_KeyEvent_" data-uid="Terminal.Gui.TreeView`1.ProcessKey(Terminal.Gui.KeyEvent)">ProcessKey(KeyEvent)</h4>
    1808. 

  1808.   <div class="markdown level1 summary"></div>
    1809. 

  1809.   <div class="markdown level1 conceptual"></div>
    1810. 

  1810.   <h5 class="decalaration">Declaration</h5>
    1811. 

  1811.   <div class="codewrapper">
    1812. 

  1812.     <pre><code class="lang-csharp hljs">public override bool ProcessKey(KeyEvent keyEvent)</code></pre>
    1813. 

  1813.   </div>
    1814. 

  1814.   <h5 class="parameters">Parameters</h5>
    1815. 

  1815.   <table class="table table-bordered table-striped table-condensed">
    1816. 

  1816.     <thead>
    1817. 

  1817.       <tr>
    1818. 

  1818.         <th>Type</th>
    1819. 

  1819.         <th>Name</th>
    1820. 

  1820.         <th>Description</th>
    1821. 

  1821.       </tr>
    1822. 

  1822.     </thead>
    1823. 

  1823.     <tbody>
    1824. 

  1824.       <tr>
    1825. 

  1825.         <td><a class="xref" href="Terminal.Gui.KeyEvent.html">KeyEvent</a></td>
    1826. 

  1826.         <td><span class="parametername">keyEvent</span></td>
    1827. 

  1827.         <td></td>
    1828. 

  1828.       </tr>
    1829. 

  1829.     </tbody>
    1830. 

  1830.   </table>
    1831. 

  1831.   <h5 class="returns">Returns</h5>
    1832. 

  1832.   <table class="table table-bordered table-striped table-condensed">
    1833. 

  1833.     <thead>
    1834. 

  1834.       <tr>
    1835. 

  1835.         <th>Type</th>
    1836. 

  1836.         <th>Description</th>
    1837. 

  1837.       </tr>
    1838. 

  1838.     </thead>
    1839. 

  1839.     <tbody>
    1840. 

  1840.       <tr>
    1841. 

  1841.         <td><span class="xref">System.Boolean</span></td>
    1842. 

  1842.         <td></td>
    1843. 

  1843.       </tr>
    1844. 

  1844.     </tbody>
    1845. 

  1845.   </table>
    1846. 

  1846.   <h5 class="overrides">Overrides</h5>
    1847. 

  1847.   <div><a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_ProcessKey_Terminal_Gui_KeyEvent_">View.ProcessKey(KeyEvent)</a></div>
    1848. 

  1848.   
    1849. 

  1849.   
    1850. 

  1850.   <a id="Terminal_Gui_TreeView_1_RebuildTree_" data-uid="Terminal.Gui.TreeView`1.RebuildTree*"></a>
    1851. 

  1851.   <h4 id="Terminal_Gui_TreeView_1_RebuildTree" data-uid="Terminal.Gui.TreeView`1.RebuildTree">RebuildTree()</h4>
    1852. 

  1852.   <div class="markdown level1 summary">
    1853. 

  1853. Rebuilds the tree structure for all exposed objects starting with the root objects.
    1854. 

  1854. Call this method when you know there are changes to the tree but don&apos;t know which 
    1855. 

  1855. objects have changed (otherwise use <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_RefreshObject__0_System_Boolean_">RefreshObject(T, Boolean)</a>)
    1856. 

  1856. </div>
    1857. 

  1857.   <div class="markdown level1 conceptual"></div>
    1858. 

  1858.   <h5 class="decalaration">Declaration</h5>
    1859. 

  1859.   <div class="codewrapper">
    1860. 

  1860.     <pre><code class="lang-csharp hljs">public void RebuildTree()</code></pre>
    1861. 

  1861.   </div>
    1862. 

  1862.   
    1863. 

  1863.   
    1864. 

  1864.   <a id="Terminal_Gui_TreeView_1_Redraw_" data-uid="Terminal.Gui.TreeView`1.Redraw*"></a>
    1865. 

  1865.   <h4 id="Terminal_Gui_TreeView_1_Redraw_Terminal_Gui_Rect_" data-uid="Terminal.Gui.TreeView`1.Redraw(Terminal.Gui.Rect)">Redraw(Rect)</h4>
    1866. 

  1866.   <div class="markdown level1 summary"></div>
    1867. 

  1867.   <div class="markdown level1 conceptual"></div>
    1868. 

  1868.   <h5 class="decalaration">Declaration</h5>
    1869. 

  1869.   <div class="codewrapper">
    1870. 

  1870.     <pre><code class="lang-csharp hljs">public override void Redraw(Rect bounds)</code></pre>
    1871. 

  1871.   </div>
    1872. 

  1872.   <h5 class="parameters">Parameters</h5>
    1873. 

  1873.   <table class="table table-bordered table-striped table-condensed">
    1874. 

  1874.     <thead>
    1875. 

  1875.       <tr>
    1876. 

  1876.         <th>Type</th>
    1877. 

  1877.         <th>Name</th>
    1878. 

  1878.         <th>Description</th>
    1879. 

  1879.       </tr>
    1880. 

  1880.     </thead>
    1881. 

  1881.     <tbody>
    1882. 

  1882.       <tr>
    1883. 

  1883.         <td><a class="xref" href="Terminal.Gui.Rect.html">Rect</a></td>
    1884. 

  1884.         <td><span class="parametername">bounds</span></td>
    1885. 

  1885.         <td></td>
    1886. 

  1886.       </tr>
    1887. 

  1887.     </tbody>
    1888. 

  1888.   </table>
    1889. 

  1889.   <h5 class="overrides">Overrides</h5>
    1890. 

  1890.   <div><a class="xref" href="Terminal.Gui.View.html#Terminal_Gui_View_Redraw_Terminal_Gui_Rect_">View.Redraw(Rect)</a></div>
    1891. 

  1891.   
    1892. 

  1892.   
    1893. 

  1893.   <a id="Terminal_Gui_TreeView_1_RefreshObject_" data-uid="Terminal.Gui.TreeView`1.RefreshObject*"></a>
    1894. 

  1894.   <h4 id="Terminal_Gui_TreeView_1_RefreshObject__0_System_Boolean_" data-uid="Terminal.Gui.TreeView`1.RefreshObject(`0,System.Boolean)">RefreshObject(T, Boolean)</h4>
    1895. 

  1895.   <div class="markdown level1 summary">
    1896. 

  1896. Refreshes the state of the object <code data-dev-comment-type="paramref" class="paramref">o</code> in the tree.  This will 
    1897. 

  1897. recompute children, string representation etc
    1898. 

  1898. </div>
    1899. 

  1899.   <div class="markdown level1 conceptual"></div>
    1900. 

  1900.   <h5 class="decalaration">Declaration</h5>
    1901. 

  1901.   <div class="codewrapper">
    1902. 

  1902.     <pre><code class="lang-csharp hljs">public void RefreshObject(T o, bool startAtTop = false)</code></pre>
    1903. 

  1903.   </div>
    1904. 

  1904.   <h5 class="parameters">Parameters</h5>
    1905. 

  1905.   <table class="table table-bordered table-striped table-condensed">
    1906. 

  1906.     <thead>
    1907. 

  1907.       <tr>
    1908. 

  1908.         <th>Type</th>
    1909. 

  1909.         <th>Name</th>
    1910. 

  1910.         <th>Description</th>
    1911. 

  1911.       </tr>
    1912. 

  1912.     </thead>
    1913. 

  1913.     <tbody>
    1914. 

  1914.       <tr>
    1915. 

  1915.         <td><span class="xref">T</span></td>
    1916. 

  1916.         <td><span class="parametername">o</span></td>
    1917. 

  1917.         <td></td>
    1918. 

  1918.       </tr>
    1919. 

  1919.       <tr>
    1920. 

  1920.         <td><span class="xref">System.Boolean</span></td>
    1921. 

  1921.         <td><span class="parametername">startAtTop</span></td>
    1922. 

  1922.         <td>True to also refresh all ancestors of the objects branch 
    1923. 

  1923. (starting with the root).  False to refresh only the passed node</td>
    1924. 

  1924.       </tr>
    1925. 

  1925.     </tbody>
    1926. 

  1926.   </table>
    1927. 

  1927.   <h5 id="Terminal_Gui_TreeView_1_RefreshObject__0_System_Boolean__remarks">Remarks</h5>
    1928. 

  1928.   <div class="markdown level1 remarks">This has no effect if the object is not exposed in the tree.</div>
    1929. 

  1929.   
    1930. 

  1930.   
    1931. 

  1931.   <a id="Terminal_Gui_TreeView_1_Remove_" data-uid="Terminal.Gui.TreeView`1.Remove*"></a>
    1932. 

  1932.   <h4 id="Terminal_Gui_TreeView_1_Remove__0_" data-uid="Terminal.Gui.TreeView`1.Remove(`0)">Remove(T)</h4>
    1933. 

  1933.   <div class="markdown level1 summary">
    1934. 

  1934. Removes the given root object from the tree
    1935. 

  1935. </div>
    1936. 

  1936.   <div class="markdown level1 conceptual"></div>
    1937. 

  1937.   <h5 class="decalaration">Declaration</h5>
    1938. 

  1938.   <div class="codewrapper">
    1939. 

  1939.     <pre><code class="lang-csharp hljs">public void Remove(T o)</code></pre>
    1940. 

  1940.   </div>
    1941. 

  1941.   <h5 class="parameters">Parameters</h5>
    1942. 

  1942.   <table class="table table-bordered table-striped table-condensed">
    1943. 

  1943.     <thead>
    1944. 

  1944.       <tr>
    1945. 

  1945.         <th>Type</th>
    1946. 

  1946.         <th>Name</th>
    1947. 

  1947.         <th>Description</th>
    1948. 

  1948.       </tr>
    1949. 

  1949.     </thead>
    1950. 

  1950.     <tbody>
    1951. 

  1951.       <tr>
    1952. 

  1952.         <td><span class="xref">T</span></td>
    1953. 

  1953.         <td><span class="parametername">o</span></td>
    1954. 

  1954.         <td></td>
    1955. 

  1955.       </tr>
    1956. 

  1956.     </tbody>
    1957. 

  1957.   </table>
    1958. 

  1958.   <h5 id="Terminal_Gui_TreeView_1_Remove__0__remarks">Remarks</h5>
    1959. 

  1959.   <div class="markdown level1 remarks">If <code data-dev-comment-type="paramref" class="paramref">o</code> is the currently <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> then the
    1960. 

  1960. selection is cleared</div>
    1961. 

  1961.   
    1962. 

  1962.   
    1963. 

  1963.   <a id="Terminal_Gui_TreeView_1_SelectAll_" data-uid="Terminal.Gui.TreeView`1.SelectAll*"></a>
    1964. 

  1964.   <h4 id="Terminal_Gui_TreeView_1_SelectAll" data-uid="Terminal.Gui.TreeView`1.SelectAll">SelectAll()</h4>
    1965. 

  1965.   <div class="markdown level1 summary">
    1966. 

  1966. Selects all objects in the tree when <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_MultiSelect">MultiSelect</a> is enabled otherwise 
    1967. 

  1967. does nothing
    1968. 

  1968. </div>
    1969. 

  1969.   <div class="markdown level1 conceptual"></div>
    1970. 

  1970.   <h5 class="decalaration">Declaration</h5>
    1971. 

  1971.   <div class="codewrapper">
    1972. 

  1972.     <pre><code class="lang-csharp hljs">public void SelectAll()</code></pre>
    1973. 

  1973.   </div>
    1974. 

  1974.   <h3 id="events">Events
    1975. 

  1975.   </h3>
    1976. 

  1976.   
    1977. 

  1977.   
    1978. 

  1978.   <h4 id="Terminal_Gui_TreeView_1_ObjectActivated" data-uid="Terminal.Gui.TreeView`1.ObjectActivated">ObjectActivated</h4>
    1979. 

  1979.   <div class="markdown level1 summary">
    1980. 

  1980. This event is raised when an object is activated e.g. by double clicking or 
    1981. 

  1981. pressing <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_ObjectActivationKey">ObjectActivationKey</a>
    1982. 

  1982. </div>
    1983. 

  1983.   <div class="markdown level1 conceptual"></div>
    1984. 

  1984.   <h5 class="decalaration">Declaration</h5>
    1985. 

  1985.   <div class="codewrapper">
    1986. 

  1986.     <pre><code class="lang-csharp hljs">public event Action&lt;ObjectActivatedEventArgs&lt;T&gt;&gt; ObjectActivated</code></pre>
    1987. 

  1987.   </div>
    1988. 

  1988.   <h5 class="eventType">Event Type</h5>
    1989. 

  1989.   <table class="table table-bordered table-striped table-condensed">
    1990. 

  1990.     <thead>
    1991. 

  1991.       <tr>
    1992. 

  1992.         <th>Type</th>
    1993. 

  1993.         <th>Description</th>
    1994. 

  1994.       </tr>
    1995. 

  1995.     </thead>
    1996. 

  1996.     <tbody>
    1997. 

  1997.       <tr>
    1998. 

  1998.         <td><span class="xref">System.Action</span>&lt;<a class="xref" href="Terminal.Gui.Trees.ObjectActivatedEventArgs-1.html">ObjectActivatedEventArgs</a>&lt;T&gt;&gt;</td>
    1999. 

  1999.         <td></td>
    2000. 

  2000.       </tr>
    2001. 

  2001.     </tbody>
    2002. 

  2002.   </table>
    2003. 

  2003.   
    2004. 

  2004.   
    2005. 

  2005.   <h4 id="Terminal_Gui_TreeView_1_SelectionChanged" data-uid="Terminal.Gui.TreeView`1.SelectionChanged">SelectionChanged</h4>
    2006. 

  2006.   <div class="markdown level1 summary">
    2007. 

  2007. Called when the <a class="xref" href="Terminal.Gui.TreeView-1.html#Terminal_Gui_TreeView_1_SelectedObject">SelectedObject</a> changes
    2008. 

  2008. </div>
    2009. 

  2009.   <div class="markdown level1 conceptual"></div>
    2010. 

  2010.   <h5 class="decalaration">Declaration</h5>
    2011. 

  2011.   <div class="codewrapper">
    2012. 

  2012.     <pre><code class="lang-csharp hljs">public event EventHandler&lt;SelectionChangedEventArgs&lt;T&gt;&gt; SelectionChanged</code></pre>
    2013. 

  2013.   </div>
    2014. 

  2014.   <h5 class="eventType">Event Type</h5>
    2015. 

  2015.   <table class="table table-bordered table-striped table-condensed">
    2016. 

  2016.     <thead>
    2017. 

  2017.       <tr>
    2018. 

  2018.         <th>Type</th>
    2019. 

  2019.         <th>Description</th>
    2020. 

  2020.       </tr>
    2021. 

  2021.     </thead>
    2022. 

  2022.     <tbody>
    2023. 

  2023.       <tr>
    2024. 

  2024.         <td><span class="xref">System.EventHandler</span>&lt;<a class="xref" href="Terminal.Gui.Trees.SelectionChangedEventArgs-1.html">SelectionChangedEventArgs</a>&lt;T&gt;&gt;</td>
    2025. 

  2025.         <td></td>
    2026. 

  2026.       </tr>
    2027. 

  2027.     </tbody>
    2028. 

  2028.   </table>
    2029. 

  2029.   <h3 id="implements">Implements</h3>
    2030. 

  2030.   <div>
    2031. 

  2031.       <span class="xref">System.IDisposable</span>
    2032. 

  2032.   </div>
    2033. 

  2033.   <div>
    2034. 

  2034.       <span class="xref">System.ComponentModel.ISupportInitializeNotification</span>
    2035. 

  2035.   </div>
    2036. 

  2036.   <div>
    2037. 

  2037.       <span class="xref">System.ComponentModel.ISupportInitialize</span>
    2038. 

  2038.   </div>
    2039. 

  2039.   <div>
    2040. 

  2040.       <a class="xref" href="Terminal.Gui.ITreeView.html">ITreeView</a>
    2041. 

  2041.   </div>
    2042. 

  2042. </article>
    2043. 

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    2044. 

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    2045. 

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