src/motif/checkbox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        checkbox.cpp
   3 // Purpose:     wxCheckBox
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "checkbox.h"
  14 #endif
  15
  16 #ifdef __VMS
  17 #define XtDisplay XTDISPLAY
  18 #endif
  19
  20 #include "wx/defs.h"
  21
  22 #include "wx/checkbox.h"
  23 #include "wx/tglbtn.h"
  24 #include "wx/utils.h"
  25
  26 #ifdef __VMS__
  27 #pragma message disable nosimpint
  28 #endif
  29 #include <Xm/Label.h>
  30 #include <Xm/LabelG.h>
  31 #include <Xm/ToggleB.h>
  32 #include <Xm/ToggleBG.h>
  33 #ifdef __VMS__
  34 #pragma message enable nosimpint
  35 #endif
  36
  37 #include "wx/motif/private.h"
  38
  39 void wxCheckBoxCallback (Widget w, XtPointer clientData,
  40                          XtPointer ptr);
  41
  42 IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
  43
  44 // Single check box item
  45 bool wxCheckBox::Create(wxWindow *parent, wxWindowID id, const wxString& label,
  46                         const wxPoint& pos,
  47                         const wxSize& size, long style,
  48                         const wxValidator& validator,
  49                         const wxString& name)
  50 {
  51     if( !wxControl::CreateControl( parent, id, pos, size, style, validator,
  52                                    name ) )
  53         return FALSE;
  54
  55     wxString label1(wxStripMenuCodes(label));
  56     wxXmString text( label1 );
  57
  58     Widget parentWidget = (Widget) parent->GetClientWidget();
  59
  60     m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("toggle",
  61         xmToggleButtonWidgetClass, parentWidget,
  62         wxFont::GetFontTag(), m_font.GetFontType(XtDisplay(parentWidget)),
  63         XmNlabelString, text(),
  64         XmNrecomputeSize, False,
  65         NULL);
  66
  67     XtAddCallback( (Widget)m_mainWidget,
  68                    XmNvalueChangedCallback, (XtCallbackProc)wxCheckBoxCallback,
  69                    (XtPointer)this );
  70
  71     XmToggleButtonSetState ((Widget) m_mainWidget, FALSE, TRUE);
  72
  73     SetCanAddEventHandler(TRUE);
  74     AttachWidget( parent, m_mainWidget, (WXWidget)NULL,
  75                   pos.x, pos.y, size.x, size.y );
  76
  77     ChangeBackgroundColour();
  78     return TRUE;
  79 }
  80
  81 void wxCheckBox::SetValue(bool val)
  82 {
  83     m_inSetValue = TRUE;
  84     XmToggleButtonSetState ((Widget) m_mainWidget, (Boolean) val, TRUE);
  85     m_inSetValue = FALSE;
  86 }
  87
  88 bool wxCheckBox::GetValue() const
  89 {
  90     return (XmToggleButtonGetState ((Widget) m_mainWidget) != 0);
  91 }
  92
  93 void wxCheckBox::Command (wxCommandEvent & event)
  94 {
  95     SetValue ((event.GetInt() != 0));
  96     ProcessCommand (event);
  97 }
  98
  99 void wxCheckBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
 100                          XtPointer WXUNUSED(ptr))
 101 {
 102     wxCheckBox *item = (wxCheckBox *) clientData;
 103
 104     if (item->InSetValue())
 105         return;
 106
 107     wxCommandEvent event (item->m_evtType, item->GetId());
 108     event.SetInt((int) item->GetValue ());
 109     event.SetEventObject(item);
 110     item->ProcessCommand (event);
 111 }
 112
 113 void wxCheckBox::ChangeBackgroundColour()
 114 {
 115     wxComputeColours (XtDisplay((Widget) m_mainWidget), & m_backgroundColour,
 116         (wxColour*) NULL);
 117
 118     XtVaSetValues ((Widget) m_mainWidget,
 119         XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
 120         XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
 121         XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
 122         XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
 123         NULL);
 124
 125     int selectPixel = wxBLACK->AllocColour(wxGetDisplay());
 126
 127     // Better to have the checkbox selection in black, or it's
 128     // hard to determine what state it is in.
 129     XtVaSetValues ((Widget) m_mainWidget,
 130            XmNselectColor, selectPixel,
 131         NULL);
 132 }
 133
 134 ///////////////////////////////////////////////////////////////////////////////
 135 // wxToggleButton
 136 ///////////////////////////////////////////////////////////////////////////////
 137
 138 #if wxUSE_TOGGLEBTN
 139
 140 DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED)
 141 IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)
 142
 143 bool wxToggleButton::Create( wxWindow* parent, wxWindowID id,
 144                              const wxString& label,
 145                              const wxPoint& pos,
 146                              const wxSize& size,
 147                              long style,
 148                              const wxValidator& val,
 149                              const wxString &name )
 150 {
 151     if( !wxCheckBox::Create( parent, id, label, pos, size, style, val, name ) )
 152         return false;
 153
 154     XtVaSetValues( (Widget)m_mainWidget,
 155                    XmNindicatorSize, 0,
 156 #if XmVersion >= 2000
 157                    XmNindicatorOn, XmINDICATOR_NONE,
 158 #else
 159                    XmNindicatorOn, False,
 160 #endif
 161                    XmNfillOnSelect, False,
 162                    XmNshadowThickness, 2,
 163                    XmNalignment, XmALIGNMENT_CENTER,
 164                    XmNmarginLeft, 0,
 165                    XmNmarginRight, 0,
 166                    NULL );
 167
 168     // set it again, because the XtVaSetValue above resets it
 169     if( size.x != -1 || size.y != -1 )
 170         SetSize( size );
 171
 172     return true;
 173 }
 174
 175 #endif // wxUSE_TOGGLEBUTTON