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 #include "wx/x11/privx.h"
  19
  20 // Put any private declarations here: native Motif types may be used because
  21 // this header is included after Xm/Xm.h
  22
  23 // ----------------------------------------------------------------------------
  24 // convenience macros
  25 // ----------------------------------------------------------------------------
  26
  27 #define wxCHECK_MOTIF_VERSION( major, minor ) \
  28   ( XmVersion >= (major) * 1000 + (minor) )
  29
  30 #define wxCHECK_LESSTIF_VERSION( major, minor ) \
  31   ( LesstifVersion >= (major) * 1000 + (minor) )
  32
  33 #define wxCHECK_LESSTIF() ( defined(LesstifVersion) && LesstifVersion > 0 )
  34
  35 // ----------------------------------------------------------------------------
  36 // common callbacks
  37 // ----------------------------------------------------------------------------
  38
  39 // All widgets should have this as their resize proc.
  40 extern void wxWidgetResizeProc(Widget w, XConfigureEvent *event,
  41                                String args[], int *num_args);
  42
  43 // For repainting arbitrary windows
  44 void wxUniversalRepaintProc(Widget w, XtPointer WXUNUSED(c_data),
  45                             XEvent *event, char *);
  46
  47 // ----------------------------------------------------------------------------
  48 // we maintain a hash table which contains the mapping from Widget to wxWindow
  49 // corresponding to the window for this widget
  50 // ----------------------------------------------------------------------------
  51
  52 extern void wxDeleteWindowFromTable(Widget w);
  53 extern wxWindow *wxGetWindowFromTable(Widget w);
  54 extern bool wxAddWindowToTable(Widget w, wxWindow *win);
  55
  56 // ----------------------------------------------------------------------------
  57 // key events related functions
  58 // ----------------------------------------------------------------------------
  59
  60 extern char wxFindMnemonic(const char* s);
  61
  62 extern char * wxFindAccelerator (const char *s);
  63 extern XmString wxFindAcceleratorText (const char *s);
  64
  65 // ----------------------------------------------------------------------------
  66 // TranslateXXXEvent() functions - translate Motif event to wxWindow one
  67 // ----------------------------------------------------------------------------
  68
  69 extern bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win,
  70                                   Widget widget, XEvent *xevent);
  71 extern bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win,
  72                                 Widget widget, XEvent *xevent);
  73
  74 extern void wxDoChangeForegroundColour(WXWidget widget,
  75                                        wxColour& foregroundColour);
  76 extern void wxDoChangeBackgroundColour(WXWidget widget,
  77                                        wxColour& backgroundColour,
  78                                        bool changeArmColour = FALSE);
  79 extern void wxDoChangeFont(WXWidget widget, wxFont& font);
  80
  81 #define wxNO_COLORS   0x00
  82 #define wxBACK_COLORS 0x01
  83 #define wxFORE_COLORS 0x02
  84
  85 extern XColor itemColors[5] ;
  86
  87 #define wxBACK_INDEX 0
  88 #define wxFORE_INDEX 1
  89 #define wxSELE_INDEX 2
  90 #define wxTOPS_INDEX 3
  91 #define wxBOTS_INDEX 4
  92
  93 // ----------------------------------------------------------------------------
  94 // utility classes
  95 // ----------------------------------------------------------------------------
  96
  97 wxString wxXmStringToString( const XmString& xmString );
  98 XmString wxStringToXmString( const wxString& string );
  99 XmString wxStringToXmString( const char* string );
 100
 101 // XmString made easy to use in wxWindows (and has an added benefit of
 102 // cleaning up automatically)
 103 class wxXmString
 104 {
 105 public:
 106     wxXmString(const char* str)
 107     {
 108         m_string = XmStringCreateLtoR((char *)str, XmSTRING_DEFAULT_CHARSET);
 109     }
 110
 111     wxXmString(const wxString& str)
 112     {
 113         m_string = XmStringCreateLtoR((char *)str.c_str(),
 114             XmSTRING_DEFAULT_CHARSET);
 115     }
 116
 117     // just to avoid calling XmStringFree()
 118     wxXmString(const XmString& string) { m_string = string; }
 119
 120     ~wxXmString() { XmStringFree(m_string); }
 121
 122     // semi-implicit conversion to XmString (shouldn't rely on implicit
 123     // conversion because many of Motif functions are macros)
 124     XmString operator()() const { return m_string; }
 125
 126 private:
 127     XmString m_string;
 128 };
 129
 130 // ----------------------------------------------------------------------------
 131 // Routines used in both wxTextCtrl/wxListBox and nativa wxComboBox
 132 // (defined in src/motif/listbox.cpp or src/motif/textctrl.cpp
 133 // ----------------------------------------------------------------------------
 134
 135 int wxDoFindStringInList( Widget listWidget, const wxString& str );
 136 int wxDoGetSelectionInList( Widget listWidget );
 137 wxString wxDoGetStringInList( Widget listWidget, int n );
 138 wxSize wxDoGetListBoxBestSize( Widget listWidget, const wxWindow* window );
 139
 140 wxSize wxDoGetSingleTextCtrlBestSize( Widget textWidget,
 141                                       const wxWindow* window );
 142
 143 // ----------------------------------------------------------------------------
 144 // executes one main loop iteration (implemented in src/motif/evtloop.cpp)
 145 // ----------------------------------------------------------------------------
 146
 147 class wxEventLoop;
 148
 149 // returns true if the loop should be exited
 150 bool wxDoEventLoopIteration( wxEventLoop& evtLoop );
 151
 152 // ----------------------------------------------------------------------------
 153 // macros to avoid casting WXFOO to Foo all the time
 154 // ----------------------------------------------------------------------------
 155
 156 // argument is of type "wxWindow *"
 157 #define GetWidget(w)    ((Widget)(w)->GetHandle())
 158
 159 // ----------------------------------------------------------------------------
 160 // accessors for C modules
 161 // ----------------------------------------------------------------------------
 162
 163 extern "C" XtAppContext wxGetAppContext();
 164
 165 #endif
 166 // _WX_PRIVATE_H_