include/wx/motif/private.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        private.h
   3 // Purpose:     Private declarations for wxMotif port
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PRIVATE_H_
  13 #define _WX_PRIVATE_H_
  14
  15 #include "wx/defs.h"
  16 #include "X11/Xlib.h"
  17
  18 class wxMouseEvent;
  19 class wxKeyEvent;
  20
  21 // Put any private declarations here: native Motif types may be used because
  22 // this header is included after Xm/Xm.h
  23
  24 // ----------------------------------------------------------------------------
  25 // common callbacks
  26 // ----------------------------------------------------------------------------
  27
  28 // All widgets should have this as their resize proc.
  29 extern void wxWidgetResizeProc(Widget w, XConfigureEvent *event, String args[], int *num_args);
  30
  31 // For repainting arbitrary windows
  32 void wxUniversalRepaintProc(Widget w, XtPointer WXUNUSED(c_data), XEvent *event, char *);
  33
  34 // ----------------------------------------------------------------------------
  35 // we maintain a hash table which contains the mapping from Widget to wxWindow
  36 // corresponding to the window for this widget
  37 // ----------------------------------------------------------------------------
  38
  39 extern void wxDeleteWindowFromTable(Widget w);
  40 extern wxWindow *wxGetWindowFromTable(Widget w);
  41 extern bool wxAddWindowToTable(Widget w, wxWindow *win);
  42
  43 // ----------------------------------------------------------------------------
  44 // key events related functions
  45 // ----------------------------------------------------------------------------
  46
  47 extern char wxFindMnemonic(const char* s);
  48
  49 extern char * wxFindAccelerator (const char *s);
  50 extern XmString wxFindAcceleratorText (const char *s);
  51
  52 extern int wxCharCodeXToWX(KeySym keySym);
  53 extern KeySym wxCharCodeWXToX(int id);
  54
  55 // ----------------------------------------------------------------------------
  56 // TranslateXXXEvent() functions - translate Motif event to wxWindow one
  57 // ----------------------------------------------------------------------------
  58 extern bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Widget widget, XEvent *xevent);
  59 extern bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Widget widget, XEvent *xevent);
  60
  61 int wxGetBestMatchingPixel(Display *display, XColor *desiredColor, Colormap cmap);
  62 Pixmap XCreateInsensitivePixmap( Display *display, Pixmap pixmap );
  63
  64 extern XColor g_itemColors[];
  65 extern int wxComputeColours (Display *display, wxColour * back, wxColour * fore);
  66
  67 extern void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour);
  68 extern void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour = FALSE);
  69
  70 #define wxNO_COLORS   0x00
  71 #define wxBACK_COLORS 0x01
  72 #define wxFORE_COLORS 0x02
  73
  74 extern XColor itemColors[5] ;
  75
  76 #define wxBACK_INDEX 0
  77 #define wxFORE_INDEX 1
  78 #define wxSELE_INDEX 2
  79 #define wxTOPS_INDEX 3
  80 #define wxBOTS_INDEX 4
  81
  82 // ----------------------------------------------------------------------------
  83 // utility classes
  84 // ----------------------------------------------------------------------------
  85
  86 // XmString made easy to use in wxWindows (and has an added benefit of
  87 // cleaning up automatically)
  88 class wxXmString
  89 {
  90 public:
  91     wxXmString(const wxString& str)
  92     {
  93         m_string = XmStringCreateLtoR((char *)str.c_str(),
  94             XmSTRING_DEFAULT_CHARSET);
  95     }
  96
  97     ~wxXmString() { XmStringFree(m_string); }
  98
  99     // semi-implicit conversion to XmString (shouldn't rely on implicit
 100     // conversion because many of Motif functions are macros)
 101     XmString operator()() const { return m_string; }
 102
 103 private:
 104     XmString m_string;
 105 };
 106
 107 // ----------------------------------------------------------------------------
 108 // macros to avoid casting WXFOO to Foo all the time
 109 // ----------------------------------------------------------------------------
 110
 111 // argument is of type "wxWindow *"
 112 #define GetWidget(w)    ((Widget)(w)->GetHandle())
 113
 114 // ----------------------------------------------------------------------------
 115 // accessors for C modules
 116 // ----------------------------------------------------------------------------
 117
 118 extern "C" XtAppContext wxGetAppContext();
 119
 120 #define wxMAX_RGB           0xff
 121 #define wxMAX_SV            1000
 122 #define wxSIGN(x)           ((x < 0) ? -x : x)
 123 #define wxH_WEIGHT          4
 124 #define wxS_WEIGHT          1
 125 #define wxV_WEIGHT          2
 126
 127 typedef struct wx_hsv {
 128                         int h,s,v;
 129                       } wxHSV;
 130
 131 #define wxMax3(x,y,z) ((x > y) ? ((x > z) ? x : z) : ((y > z) ? y : z))
 132 #define wxMin3(x,y,z) ((x < y) ? ((x < z) ? x : z) : ((y < z) ? y : z))
 133
 134 void wxHSVToXColor(wxHSV *hsv,XColor *xcolor);
 135 void wxXColorToHSV(wxHSV *hsv,XColor *xcolor);
 136 void wxAllocNearestColor(Display *display,Colormap colormap,XColor *xcolor);
 137 void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
 138
 139 #endif
 140 // _WX_PRIVATE_H_