win32.H 5.8 KB

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  1. //
  2. // "$Id: win32.H 7903 2010-11-28 21:06:39Z matt $"
  3. //
  4. // WIN32 header file for the Fast Light Tool Kit (FLTK).
  5. //
  6. // Copyright 1998-2010 by Bill Spitzak and others.
  7. //
  8. // This library is free software; you can redistribute it and/or
  9. // modify it under the terms of the GNU Library General Public
  10. // License as published by the Free Software Foundation; either
  11. // version 2 of the License, or (at your option) any later version.
  12. //
  13. // This library is distributed in the hope that it will be useful,
  14. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16. // Library General Public License for more details.
  17. //
  18. // You should have received a copy of the GNU Library General Public
  19. // License along with this library; if not, write to the Free Software
  20. // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  21. // USA.
  22. //
  23. // Please report all bugs and problems on the following page:
  24. //
  25. // http://www.fltk.org/str.php
  26. //
  27. // Do not directly include this file, instead use <FL/x.H>. It will
  28. // include this file if WIN32 is defined. This is to encourage
  29. // portability of even the system-specific code...
  30. #ifndef FL_DOXYGEN
  31. #ifndef Fl_X_H
  32. # error "Never use <FL/win32.H> directly; include <FL/x.H> instead."
  33. #endif // !Fl_X_H
  34. #include <windows.h>
  35. // In some of the distributions, the gcc header files are missing some stuff:
  36. #ifndef LPMINMAXINFO
  37. #define LPMINMAXINFO MINMAXINFO*
  38. #endif
  39. #ifndef VK_LWIN
  40. #define VK_LWIN 0x5B
  41. #define VK_RWIN 0x5C
  42. #define VK_APPS 0x5D
  43. #endif
  44. #include <FL/Fl_Device.H>
  45. // some random X equivalents
  46. typedef HWND Window;
  47. typedef POINT XPoint;
  48. struct XRectangle {int x, y, width, height;};
  49. typedef HRGN Fl_Region;
  50. FL_EXPORT void fl_clip_region(Fl_Region);
  51. extern Fl_Region XRectangleRegion(int x, int y, int w, int h);
  52. inline void XDestroyRegion(Fl_Region r) {DeleteObject(r);}
  53. inline void XClipBox(Fl_Region r,XRectangle* rect) {
  54. RECT win_rect; GetRgnBox(r,&win_rect);
  55. rect->x=win_rect.left;
  56. rect->y=win_rect.top;
  57. rect->width=win_rect.right-win_rect.left;
  58. rect->height=win_rect.bottom-win_rect.top;
  59. }
  60. #define XDestroyWindow(a,b) DestroyWindow(b)
  61. #define XMapWindow(a,b) ShowWindow(b, SW_RESTORE)
  62. #define XUnmapWindow(a,b) ShowWindow(b, SW_HIDE)
  63. #include "Fl_Window.H"
  64. // this object contains all win32-specific stuff about a window:
  65. // Warning: this object is highly subject to change!
  66. class FL_EXPORT Fl_X {
  67. public:
  68. // member variables - add new variables only at the end of this block
  69. Window xid;
  70. HBITMAP other_xid; // for double-buffered windows
  71. Fl_Window* w;
  72. Fl_Region region;
  73. Fl_X *next;
  74. int wait_for_expose;
  75. HDC private_dc; // used for OpenGL
  76. HCURSOR cursor;
  77. HDC saved_hdc; // saves the handle of the DC currently loaded
  78. // static variables, static functions and member functions
  79. static Fl_X* first;
  80. static Fl_X* i(const Fl_Window* w) {return w->i;}
  81. static int fake_X_wm(const Fl_Window* w,int &X, int &Y,
  82. int &bt,int &bx,int &by);
  83. void setwindow(Fl_Window* wi) {w=wi; wi->i=this;}
  84. void flush() {w->flush();}
  85. void set_minmax(LPMINMAXINFO minmax);
  86. void mapraise();
  87. static Fl_X* make(Fl_Window*);
  88. };
  89. extern FL_EXPORT HCURSOR fl_default_cursor;
  90. extern FL_EXPORT UINT fl_wake_msg;
  91. inline Window fl_xid(const Fl_Window*w) {Fl_X *temp = Fl_X::i(w); return temp ? temp->xid : 0;}
  92. FL_EXPORT Fl_Window* fl_find(Window xid);
  93. extern FL_EXPORT char fl_override_redirect; // hack into Fl_Window::make_xid()
  94. extern FL_EXPORT int fl_background_pixel; // hack into Fl_Window::make_xid()
  95. // most recent fl_color() or fl_rgbcolor() points at one of these:
  96. extern FL_EXPORT struct Fl_XMap {
  97. COLORREF rgb; // this should be the type the RGB() macro returns
  98. HPEN pen; // pen, 0 if none created yet
  99. int brush; // ref to solid brush, 0 if none created yet
  100. } *fl_current_xmap;
  101. inline COLORREF fl_RGB() {return fl_current_xmap->rgb;}
  102. inline HPEN fl_pen() {return fl_current_xmap->pen;}
  103. FL_EXPORT HBRUSH fl_brush(); // allocates a brush if necessary
  104. FL_EXPORT HBRUSH fl_brush_action(int); // now does the real work
  105. extern FL_EXPORT HINSTANCE fl_display;
  106. extern FL_EXPORT Window fl_window;
  107. extern FL_EXPORT HDC fl_gc;
  108. extern FL_EXPORT HPALETTE fl_palette; // non-zero only on 8-bit displays!
  109. extern FL_EXPORT HDC fl_GetDC(Window);
  110. extern FL_EXPORT MSG fl_msg;
  111. extern FL_EXPORT void fl_release_dc(HWND w, HDC dc);
  112. extern FL_EXPORT void fl_save_dc( HWND w, HDC dc);
  113. // off-screen pixmaps: create, destroy, draw into, copy to window
  114. typedef HBITMAP Fl_Offscreen;
  115. #define fl_create_offscreen(w, h) \
  116. CreateCompatibleBitmap( (fl_gc ? fl_gc : fl_GetDC(0) ) , w, h)
  117. extern FL_EXPORT HDC fl_makeDC(HBITMAP);
  118. # define fl_begin_offscreen(b) \
  119. HDC _sgc=fl_gc; Window _sw=fl_window; \
  120. Fl_Surface_Device *_ss = fl_surface; fl_display_device->set_current(); \
  121. fl_gc=fl_makeDC(b); int _savedc = SaveDC(fl_gc); fl_window=(HWND)b; fl_push_no_clip()
  122. # define fl_end_offscreen() \
  123. fl_pop_clip(); RestoreDC(fl_gc, _savedc); DeleteDC(fl_gc); _ss->set_current(); fl_window=_sw; fl_gc = _sgc
  124. FL_EXPORT void fl_copy_offscreen(int x,int y,int w,int h,HBITMAP pixmap,int srcx,int srcy);
  125. FL_EXPORT void fl_copy_offscreen_with_alpha(int x,int y,int w,int h,HBITMAP pixmap,int srcx,int srcy);
  126. #define fl_delete_offscreen(bitmap) DeleteObject(bitmap);
  127. // Bitmap masks
  128. typedef HBITMAP Fl_Bitmask;
  129. extern FL_EXPORT Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data);
  130. extern FL_EXPORT Fl_Bitmask fl_create_alphamask(int w, int h, int d, int ld, const uchar *data);
  131. extern FL_EXPORT void fl_delete_bitmask(Fl_Bitmask bm);
  132. // Dummy function to register a function for opening files via the window manager...
  133. inline void fl_open_callback(void (*)(const char *)) {}
  134. extern FL_EXPORT int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b);
  135. #endif // FL_DOXYGEN
  136. //
  137. // End of "$Id: win32.H 7903 2010-11-28 21:06:39Z matt $".
  138. //