src/motif/control.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.cpp
   3 // Purpose:     wxControl class
   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 #ifdef __GNUG__
  13 #pragma implementation "control.h"
  14 #endif
  15
  16 #include "wx/control.h"
  17 #include "wx/panel.h"
  18 #include "wx/utils.h"
  19
  20 #ifdef __VMS__
  21 #pragma message disable nosimpint
  22 #endif
  23 #include <Xm/Xm.h>
  24 #ifdef __VMS__
  25 #pragma message enable nosimpint
  26 #endif
  27
  28 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
  29
  30 BEGIN_EVENT_TABLE(wxControl, wxWindow)
  31 END_EVENT_TABLE()
  32
  33 // Item members
  34 wxControl::wxControl()
  35 {
  36     m_backgroundColour = *wxWHITE;
  37     m_foregroundColour = *wxBLACK;
  38
  39 #if WXWIN_COMPATIBILITY
  40     m_callback = 0;
  41 #endif // WXWIN_COMPATIBILITY
  42
  43     m_inSetValue = FALSE;
  44 }
  45
  46 wxControl::wxControl( wxWindow *parent,
  47                       wxWindowID id,
  48                       const wxPoint &pos,
  49                       const wxSize &size,
  50                       long style,
  51                       const wxString &name )
  52 {
  53     (void)Create(parent, id, pos, size, style, name);
  54 }
  55
  56 #if wxUSE_VALIDATORS
  57 wxControl::wxControl( wxWindow *parent,
  58                       wxWindowID id,
  59                       const wxPoint &pos,
  60                       const wxSize &size,
  61                       long style,
  62                       const wxValidator& validator,
  63                       const wxString &name)
  64 {
  65     (void)Create(parent, id, pos, size, style, name);
  66     SetValidator(validator);
  67 }
  68 #endif
  69
  70 wxControl::~wxControl()
  71 {
  72     // If we delete an item, we should initialize the parent panel,
  73     // because it could now be invalid.
  74     wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
  75     if (panel)
  76     {
  77         if (panel->GetDefaultItem() == this)
  78             panel->SetDefaultItem((wxButton*) NULL);
  79     }
  80 }
  81
  82 void wxControl::SetLabel(const wxString& label)
  83 {
  84     Widget widget = (Widget) GetLabelWidget() ;
  85     if (!widget)
  86         return;
  87
  88     wxStripMenuCodes((char*) (const char*) label, wxBuffer);
  89
  90     XmString text = XmStringCreateSimple (wxBuffer);
  91     XtVaSetValues (widget,
  92         XmNlabelString, text,
  93         XmNlabelType, XmSTRING,
  94         NULL);
  95     XmStringFree (text);
  96 }
  97
  98 wxString wxControl::GetLabel() const
  99 {
 100     Widget widget = (Widget) GetLabelWidget() ;
 101     if (!widget)
 102         return wxEmptyString;
 103
 104     XmString text;
 105     char *s;
 106     XtVaGetValues (widget,
 107         XmNlabelString, &text,
 108         NULL);
 109
 110     if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s))
 111     {
 112         wxString str(s);
 113         XtFree (s);
 114         XmStringFree(text);
 115         return str;
 116     }
 117     else
 118     {
 119       //        XmStringFree(text);
 120         return wxEmptyString;
 121     }
 122 }
 123
 124 bool wxControl::ProcessCommand(wxCommandEvent & event)
 125 {
 126 #if WXWIN_COMPATIBILITY
 127     if ( m_callback )
 128     {
 129         (void)(*m_callback)(this, event);
 130
 131         return TRUE;
 132     }
 133     else
 134 #endif // WXWIN_COMPATIBILITY
 135
 136     return GetEventHandler()->ProcessEvent(event);
 137 }