InputText: replaced some uses of SetKeyOwner() + IsKeyPressed() with Shortcut()

Which makes it easier to hook/disable those keys from outside if needed.

imgui.cpp

@@ -8035,13 +8035,13 @@ ImGuiKeyRoutingData* ImGui::GetShortcutRoutingData(ImGuiKeyChord key_chord)
             return routing_data;
     }
 
-    // Add
-    ImGuiKeyRoutingIndex idx = (ImGuiKeyRoutingIndex)rt->Entries.Size;
+    // Add to linked-list
+    ImGuiKeyRoutingIndex routing_data_idx = (ImGuiKeyRoutingIndex)rt->Entries.Size;
     rt->Entries.push_back(ImGuiKeyRoutingData());
-    routing_data = &rt->Entries[idx];
+    routing_data = &rt->Entries[routing_data_idx];
     routing_data->Mods = (ImU16)mods;
     routing_data->NextEntryIndex = rt->Index[key - ImGuiKey_NamedKey_BEGIN]; // Setup linked list
-    rt->Index[key - ImGuiKey_NamedKey_BEGIN] = idx;
+    rt->Index[key - ImGuiKey_NamedKey_BEGIN] = routing_data_idx;
     return routing_data;
 }
 

imgui.h

@@ -23,7 +23,7 @@
 // Library Version
 // (Integer encoded as XYYZZ for use in #if preprocessor conditionals, e.g. '#if IMGUI_VERSION_NUM > 12345')
 #define IMGUI_VERSION               "1.89"
-#define IMGUI_VERSION_NUM           18900
+#define IMGUI_VERSION_NUM           18901
 #define IMGUI_HAS_TABLE
 
 /*

imgui_internal.h

@@ -1283,8 +1283,8 @@ typedef ImS16 ImGuiKeyRoutingIndex;
 struct ImGuiKeyRoutingData
 {
     ImGuiKeyRoutingIndex            NextEntryIndex;
-    ImU16                           Mods;
-    ImU8                            RoutingNextScore;               // Lower is better (0: perfect score)
+    ImU16                           Mods;               // Technically we'd only need 4 bits but for simplify we store ImGuiMod_ values which need 16 bits.
+    ImU8                            RoutingNextScore;   // Lower is better (0: perfect score)
     ImGuiID                         RoutingCurr;
     ImGuiID                         RoutingNext;
 

imgui_widgets.cpp

@@ -4099,14 +4099,12 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
     }
     if (g.ActiveId == id)
     {
-        // Declare our inputs
+        // Declare some inputs, the other are registered and polled via Shortcut() routing system.
         if (user_clicked)
             SetKeyOwner(ImGuiKey_MouseLeft, id);
         g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Left) | (1 << ImGuiDir_Right);
         if (is_multiline || (flags & ImGuiInputTextFlags_CallbackHistory))
             g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Up) | (1 << ImGuiDir_Down);
-        SetKeyOwner(ImGuiKey_Escape, id);
-        SetKeyOwner(ImGuiKey_NavGamepadCancel, id);
         SetKeyOwner(ImGuiKey_Home, id);
         SetKeyOwner(ImGuiKey_End, id);
         if (is_multiline)
@@ -4115,9 +4113,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
             SetKeyOwner(ImGuiKey_PageDown, id);
         }
         if (flags & (ImGuiInputTextFlags_CallbackCompletion | ImGuiInputTextFlags_AllowTabInput)) // Disable keyboard tabbing out as we will use the \t character.
-        {
             SetKeyOwner(ImGuiKey_Tab, id);
-        }
     }
 
     // We have an edge case if ActiveId was set through another widget (e.g. widget being swapped), clear id immediately (don't wait until the end of the function)
@@ -4290,22 +4286,23 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
         const bool is_wordmove_key_down = is_osx ? io.KeyAlt : io.KeyCtrl;                     // OS X style: Text editing cursor movement using Alt instead of Ctrl
         const bool is_startend_key_down = is_osx && io.KeySuper && !io.KeyCtrl && !io.KeyAlt;  // OS X style: Line/Text Start and End using Cmd+Arrows instead of Home/End
 
-        // Using Shortcut() with ImGuiInputFlags_RouteFocused flag to allow routing operations for other code (e.g. calling window trying to use CTRL+A and CTRL+B: formet would be handled by InputText)
+        // Using Shortcut() with ImGuiInputFlags_RouteFocused (default policy) to allow routing operations for other code (e.g. calling window trying to use CTRL+A and CTRL+B: formet would be handled by InputText)
         // Otherwise we could simply assume that we own the keys as we are active.
-        const ImGuiInputFlags shortcut_flags = ImGuiInputFlags_RouteFocused | ImGuiInputFlags_Repeat;
-        const bool is_cut   = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_X, id, shortcut_flags) || Shortcut(ImGuiMod_Shift | ImGuiKey_Delete, id, shortcut_flags)) && !is_readonly && !is_password && (!is_multiline || state->HasSelection());
-        const bool is_copy  = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_C, id, shortcut_flags & ~ImGuiInputFlags_Repeat) || Shortcut(ImGuiMod_Ctrl | ImGuiKey_Insert, id, shortcut_flags & ~ImGuiInputFlags_Repeat))  && !is_password && (!is_multiline || state->HasSelection());
-        const bool is_paste = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_V, id, shortcut_flags) || Shortcut(ImGuiMod_Shift | ImGuiKey_Insert, id, shortcut_flags)) && !is_readonly;
-        const bool is_undo  = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_Z, id, shortcut_flags)) && !is_readonly && is_undoable;
-        const bool is_redo =  (Shortcut(ImGuiMod_Shortcut | ImGuiKey_Y, id, shortcut_flags) || (is_osx && Shortcut(ImGuiMod_Shortcut | ImGuiMod_Shift | ImGuiKey_Z, id, shortcut_flags))) && !is_readonly && is_undoable;
-        const bool is_select_all = Shortcut(ImGuiMod_Shortcut | ImGuiKey_A, id, shortcut_flags & ~ImGuiInputFlags_Repeat);
+        const ImGuiInputFlags f_repeat = ImGuiInputFlags_Repeat;
+        const bool is_cut   = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_X, id, f_repeat) || Shortcut(ImGuiMod_Shift | ImGuiKey_Delete, id, f_repeat)) && !is_readonly && !is_password && (!is_multiline || state->HasSelection());
+        const bool is_copy  = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_C, id) || Shortcut(ImGuiMod_Ctrl | ImGuiKey_Insert, id))  && !is_password && (!is_multiline || state->HasSelection());
+        const bool is_paste = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_V, id, f_repeat) || Shortcut(ImGuiMod_Shift | ImGuiKey_Insert, id, f_repeat)) && !is_readonly;
+        const bool is_undo  = (Shortcut(ImGuiMod_Shortcut | ImGuiKey_Z, id, f_repeat)) && !is_readonly && is_undoable;
+        const bool is_redo =  (Shortcut(ImGuiMod_Shortcut | ImGuiKey_Y, id, f_repeat) || (is_osx && Shortcut(ImGuiMod_Shortcut | ImGuiMod_Shift | ImGuiKey_Z, id, f_repeat))) && !is_readonly && is_undoable;
+        const bool is_select_all = Shortcut(ImGuiMod_Shortcut | ImGuiKey_A, id);
 
         // We allow validate/cancel with Nav source (gamepad) to makes it easier to undo an accidental NavInput press with no keyboard wired, but otherwise it isn't very useful.
         const bool nav_gamepad_active = (io.ConfigFlags & ImGuiConfigFlags_NavEnableGamepad) != 0 && (io.BackendFlags & ImGuiBackendFlags_HasGamepad) != 0;
         const bool is_enter_pressed = IsKeyPressed(ImGuiKey_Enter, true) || IsKeyPressed(ImGuiKey_KeypadEnter, true);
         const bool is_gamepad_validate = nav_gamepad_active && (IsKeyPressed(ImGuiKey_NavGamepadActivate, false) || IsKeyPressed(ImGuiKey_NavGamepadInput, false));
-        const bool is_cancel = Shortcut(ImGuiKey_Escape, id, shortcut_flags) || (nav_gamepad_active && IsKeyPressed(ImGuiKey_NavGamepadCancel, false));
+        const bool is_cancel = Shortcut(ImGuiKey_Escape, id, f_repeat) || (nav_gamepad_active && Shortcut(ImGuiKey_NavGamepadCancel, id, f_repeat));
 
+        // FIXME: Should use more Shortcut() and reduce IsKeyPressed()+SetKeyOwner(), but requires modifiers combination to be taken account of.
         if (IsKeyPressed(ImGuiKey_LeftArrow))                        { state->OnKeyPressed((is_startend_key_down ? STB_TEXTEDIT_K_LINESTART : is_wordmove_key_down ? STB_TEXTEDIT_K_WORDLEFT : STB_TEXTEDIT_K_LEFT) | k_mask); }
         else if (IsKeyPressed(ImGuiKey_RightArrow))                  { state->OnKeyPressed((is_startend_key_down ? STB_TEXTEDIT_K_LINEEND : is_wordmove_key_down ? STB_TEXTEDIT_K_WORDRIGHT : STB_TEXTEDIT_K_RIGHT) | k_mask); }
         else if (IsKeyPressed(ImGuiKey_UpArrow) && is_multiline)     { if (io.KeyCtrl) SetScrollY(draw_window, ImMax(draw_window->Scroll.y - g.FontSize, 0.0f)); else state->OnKeyPressed((is_startend_key_down ? STB_TEXTEDIT_K_TEXTSTART : STB_TEXTEDIT_K_UP) | k_mask); }
@@ -6326,7 +6323,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
     // We use NoHoldingActiveID on menus so user can click and _hold_ on a menu then drag to browse child entries
     ImGuiButtonFlags button_flags = 0;
     if (flags & ImGuiSelectableFlags_NoHoldingActiveID) { button_flags |= ImGuiButtonFlags_NoHoldingActiveId; }
-    if (flags & ImGuiSelectableFlags_NoSetKeyOwner)   { button_flags |= ImGuiButtonFlags_NoSetKeyOwner; }
+    if (flags & ImGuiSelectableFlags_NoSetKeyOwner)     { button_flags |= ImGuiButtonFlags_NoSetKeyOwner; }
     if (flags & ImGuiSelectableFlags_SelectOnClick)     { button_flags |= ImGuiButtonFlags_PressedOnClick; }
     if (flags & ImGuiSelectableFlags_SelectOnRelease)   { button_flags |= ImGuiButtonFlags_PressedOnRelease; }
     if (flags & ImGuiSelectableFlags_AllowDoubleClick)  { button_flags |= ImGuiButtonFlags_PressedOnClickRelease | ImGuiButtonFlags_PressedOnDoubleClick; }