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 wxValidator& validator,
  52                       const wxString &name)
  53 {
  54     (void)Create(parent, id, pos, size, style, name);
  55
  56 #if wxUSE_VALIDATORS
  57     SetValidator(validator);
  58 #endif
  59 }
  60
  61 wxControl::~wxControl()
  62 {
  63     // If we delete an item, we should initialize the parent panel,
  64     // because it could now be invalid.
  65     wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
  66     if (panel)
  67     {
  68         if (panel->GetDefaultItem() == this)
  69             panel->SetDefaultItem((wxButton*) NULL);
  70     }
  71 }
  72
  73 void wxControl::SetLabel(const wxString& label)
  74 {
  75     Widget widget = (Widget) GetLabelWidget() ;
  76     if (!widget)
  77         return;
  78
  79     wxStripMenuCodes((char*) (const char*) label, wxBuffer);
  80
  81     XmString text = XmStringCreateSimple (wxBuffer);
  82     XtVaSetValues (widget,
  83         XmNlabelString, text,
  84         XmNlabelType, XmSTRING,
  85         NULL);
  86     XmStringFree (text);
  87 }
  88
  89 wxString wxControl::GetLabel() const
  90 {
  91     Widget widget = (Widget) GetLabelWidget() ;
  92     if (!widget)
  93         return wxEmptyString;
  94
  95     XmString text;
  96     char *s;
  97     XtVaGetValues (widget,
  98         XmNlabelString, &text,
  99         NULL);
 100
 101     if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s))
 102     {
 103         wxString str(s);
 104         XtFree (s);
 105         XmStringFree(text);
 106         return str;
 107     }
 108     else
 109     {
 110       //        XmStringFree(text);
 111         return wxEmptyString;
 112     }
 113 }
 114
 115 bool wxControl::ProcessCommand(wxCommandEvent & event)
 116 {
 117 #if WXWIN_COMPATIBILITY
 118     if ( m_callback )
 119     {
 120         (void)(*m_callback)(this, event);
 121
 122         return TRUE;
 123     }
 124     else
 125 #endif // WXWIN_COMPATIBILITY
 126
 127     return GetEventHandler()->ProcessEvent(event);
 128 }