FLTK 1.3.2

- Main Page
- Related Pages
- Modules
- Classes
- Files

- File List
- File Members

win32.H

    00001 //
    00002 // "$Id: win32.H 9278 2012-03-12 11:55:50Z manolo $"
    00003 //
    00004 // WIN32 header file for the Fast Light Tool Kit (FLTK).
    00005 //
    00006 // Copyright 1998-2012 by Bill Spitzak and others.
    00007 //
    00008 // This library is free software. Distribution and use rights are outlined in
    00009 // the file "COPYING" which should have been included with this file.  If this
    00010 // file is missing or damaged, see the license at:
    00011 //
    00012 //     http://www.fltk.org/COPYING.php
    00013 //
    00014 // Please report all bugs and problems on the following page:
    00015 //
    00016 //     http://www.fltk.org/str.php
    00017 //
    00018
    00019 // Do not directly include this file, instead use <FL/x.H>.  It will
    00020 // include this file if WIN32 is defined.  This is to encourage
    00021 // portability of even the system-specific code...
    00022
    00023 #ifndef FL_DOXYGEN
    00024 #ifndef Fl_X_H
    00025 #  error "Never use <FL/win32.H> directly; include <FL/x.H> instead."
    00026 #endif // !Fl_X_H
    00027
    00028 #include <windows.h>
    00029 typedef HRGN Fl_Region;
    00030 typedef HWND Window;
    00031 typedef POINT XPoint;
    00032
    00033 #include <FL/Fl_Window.H>
    00034
    00035 // this part is included only when compiling the FLTK library or if requested explicitly
    00036 #if defined(FL_LIBRARY) || defined(FL_INTERNALS)
    00037
    00038 // In some of the distributions, the gcc header files are missing some stuff:
    00039 #ifndef LPMINMAXINFO
    00040 #define LPMINMAXINFO MINMAXINFO*
    00041 #endif
    00042 #ifndef VK_LWIN
    00043 #define VK_LWIN 0x5B
    00044 #define VK_RWIN 0x5C
    00045 #define VK_APPS 0x5D
    00046 #endif
    00047
    00048 // some random X equivalents
    00049 struct XRectangle {int x, y, width, height;};
    00050 extern Fl_Region XRectangleRegion(int x, int y, int w, int h);
    00051 inline void XDestroyRegion(Fl_Region r) {DeleteObject(r);}
    00052 inline void XClipBox(Fl_Region r,XRectangle* rect) {
    00053     RECT win_rect; GetRgnBox(r,&win_rect);
    00054     rect->x=win_rect.left;
    00055     rect->y=win_rect.top;
    00056     rect->width=win_rect.right-win_rect.left;
    00057     rect->height=win_rect.bottom-win_rect.top;
    00058 }
    00059 #define XDestroyWindow(a,b) DestroyWindow(b)
    00060 #define XMapWindow(a,b) ShowWindow(b, SW_RESTORE)
    00061 #define XUnmapWindow(a,b) ShowWindow(b, SW_HIDE)
    00062
    00063 // this object contains all win32-specific stuff about a window:
    00064 // Warning: this object is highly subject to change!
    00065 class FL_EXPORT Fl_X {
    00066 public:
    00067   // member variables - add new variables only at the end of this block
    00068   Window xid;
    00069   HBITMAP other_xid; // for double-buffered windows
    00070   Fl_Window* w;
    00071   Fl_Region region;
    00072   Fl_X *next;
    00073   int wait_for_expose;
    00074   HDC private_dc; // used for OpenGL
    00075   HCURSOR cursor;
    00076   HDC saved_hdc;  // saves the handle of the DC currently loaded
    00077   // static variables, static functions and member functions
    00078   static Fl_X* first;
    00079   static Fl_X* i(const Fl_Window* w) {return w->i;}
    00080   static int fake_X_wm(const Fl_Window* w,int &X, int &Y,
    00081                                  int &bt,int &bx,int &by);
    00082   void setwindow(Fl_Window* wi) {w=wi; wi->i=this;}
    00083   void flush() {w->flush();}
    00084   void set_minmax(LPMINMAXINFO minmax);
    00085   void mapraise();
    00086   static Fl_X* make(Fl_Window*);
    00087 };
    00088 extern FL_EXPORT HCURSOR fl_default_cursor;
    00089 extern FL_EXPORT UINT fl_wake_msg;
    00090 extern FL_EXPORT char fl_override_redirect; // hack into Fl_Window::make_xid()
    00091 extern FL_EXPORT int fl_background_pixel;  // hack into Fl_Window::make_xid()
    00092 extern FL_EXPORT HPALETTE fl_palette; // non-zero only on 8-bit displays!
    00093 extern FL_EXPORT void fl_release_dc(HWND w, HDC dc);
    00094 extern FL_EXPORT void fl_save_dc( HWND w, HDC dc);
    00095
    00096 inline Window fl_xid(const Fl_Window* w) { Fl_X *temp = Fl_X::i(w); return temp ? temp->xid : 0; }
    00097
    00098 #else
    00099 FL_EXPORT Window fl_xid_(const Fl_Window* w);
    00100 #define fl_xid(w) fl_xid_(w)
    00101 #endif // FL_LIBRARY || FL_INTERNALS
    00102
    00103 FL_EXPORT Fl_Window* fl_find(Window xid);
    00104 void fl_clip_region(Fl_Region);
    00105
    00106 // most recent fl_color() or fl_rgbcolor() points at one of these:
    00107 extern FL_EXPORT struct Fl_XMap {
    00108   COLORREF rgb; // this should be the type the RGB() macro returns
    00109   HPEN pen;     // pen, 0 if none created yet
    00110   int brush;    // ref to solid brush, 0 if none created yet
    00111 } *fl_current_xmap;
    00112 inline COLORREF fl_RGB() {return fl_current_xmap->rgb;}
    00113 inline HPEN fl_pen() {return fl_current_xmap->pen;}
    00114 FL_EXPORT HBRUSH fl_brush(); // allocates a brush if necessary
    00115 FL_EXPORT HBRUSH fl_brush_action(int); // now does the real work
    00116
    00117 extern FL_EXPORT HINSTANCE fl_display;
    00118 extern FL_EXPORT Window fl_window;
    00119 extern FL_EXPORT HDC fl_gc;
    00120 extern FL_EXPORT MSG fl_msg;
    00121 extern FL_EXPORT HDC fl_GetDC(Window);
    00122 extern FL_EXPORT HDC fl_makeDC(HBITMAP);
    00123
    00124 // off-screen pixmaps: create, destroy, draw into, copy to window
    00125 typedef HBITMAP Fl_Offscreen;
    00126 #define fl_create_offscreen(w, h) \
    00127   CreateCompatibleBitmap( (fl_gc ? fl_gc : fl_GetDC(0) ) , w, h)
    00128
    00129 # define fl_begin_offscreen(b) \
    00130    HDC _sgc=fl_gc; Window _sw=fl_window; \
    00131    Fl_Surface_Device *_ss = Fl_Surface_Device::surface(); Fl_Display_Device::display_device()->set_current(); \
    00132    fl_gc=fl_makeDC(b); int _savedc = SaveDC(fl_gc); fl_window=(HWND)b; fl_push_no_clip()
    00133
    00134 # define fl_end_offscreen() \
    00135    fl_pop_clip(); RestoreDC(fl_gc, _savedc); DeleteDC(fl_gc); _ss->set_current(); fl_window=_sw; fl_gc = _sgc
    00136
    00137
    00138 FL_EXPORT void fl_copy_offscreen(int x,int y,int w,int h,HBITMAP pixmap,int srcx,int srcy);
    00139 #define fl_delete_offscreen(bitmap) DeleteObject(bitmap)
    00140
    00141 // Bitmap masks
    00142 typedef HBITMAP Fl_Bitmask;
    00143
    00144 extern FL_EXPORT Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data);
    00145 extern FL_EXPORT Fl_Bitmask fl_create_alphamask(int w, int h, int d, int ld, const uchar *data);
    00146 extern FL_EXPORT void fl_delete_bitmask(Fl_Bitmask bm);
    00147
    00148 // Dummy function to register a function for opening files via the window manager...
    00149 inline void fl_open_callback(void (*)(const char *)) {}
    00150
    00151 extern FL_EXPORT int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b);
    00152 #endif // FL_DOXYGEN
    00153 //
    00154 // End of "$Id: win32.H 9278 2012-03-12 11:55:50Z manolo $".
    00155 //