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         NULL);
  65
  66     XtAddCallback( (Widget)m_mainWidget,
  67                    XmNvalueChangedCallback, (XtCallbackProc)wxCheckBoxCallback,
  68                    (XtPointer)this );
  69
  70     XmToggleButtonSetState ((Widget) m_mainWidget, FALSE, TRUE);
  71
  72     SetCanAddEventHandler(TRUE);
  73     AttachWidget( parent, m_mainWidget, (WXWidget)NULL,
  74                   pos.x, pos.y, size.x, size.y );
  75
  76     ChangeBackgroundColour();
  77     return TRUE;
  78 }
  79
  80 void wxCheckBox::SetValue(bool val)
  81 {
  82     m_inSetValue = TRUE;
  83     XmToggleButtonSetState ((Widget) m_mainWidget, (Boolean) val, TRUE);
  84     m_inSetValue = FALSE;
  85 }
  86
  87 bool wxCheckBox::GetValue() const
  88 {
  89     return (XmToggleButtonGetState ((Widget) m_mainWidget) != 0);
  90 }
  91
  92 void wxCheckBox::Command (wxCommandEvent & event)
  93 {
  94     SetValue ((event.GetInt() != 0));
  95     ProcessCommand (event);
  96 }
  97
  98 void wxCheckBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
  99                          XtPointer WXUNUSED(ptr))
 100 {
 101     wxCheckBox *item = (wxCheckBox *) clientData;
 102
 103     if (item->InSetValue())
 104         return;
 105
 106     wxCommandEvent event (item->m_evtType, item->GetId());
 107     event.SetInt((int) item->GetValue ());
 108     event.SetEventObject(item);
 109     item->ProcessCommand (event);
 110 }
 111
 112 void wxCheckBox::ChangeBackgroundColour()
 113 {
 114     wxComputeColours (XtDisplay((Widget) m_mainWidget), & m_backgroundColour,
 115         (wxColour*) NULL);
 116
 117     XtVaSetValues ((Widget) m_mainWidget,
 118         XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
 119         XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
 120         XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
 121         XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
 122         NULL);
 123
 124     int selectPixel = wxBLACK->AllocColour(wxGetDisplay());
 125
 126     // Better to have the checkbox selection in black, or it's
 127     // hard to determine what state it is in.
 128     XtVaSetValues ((Widget) m_mainWidget,
 129            XmNselectColor, selectPixel,
 130         NULL);
 131 }
 132
 133 ///////////////////////////////////////////////////////////////////////////////
 134 // wxToggleButton
 135 ///////////////////////////////////////////////////////////////////////////////
 136
 137 #if wxUSE_TOGGLEBTN
 138
 139 DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED)
 140 IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)
 141
 142 bool wxToggleButton::Create( wxWindow* parent, wxWindowID id,
 143                              const wxString& label,
 144                              const wxPoint& pos,
 145                              const wxSize& size,
 146                              long style,
 147                              const wxValidator& val,
 148                              const wxString &name )
 149 {
 150     if( !wxCheckBox::Create( parent, id, label, pos, size, style, val, name ) )
 151         return false;
 152
 153     XtVaSetValues( (Widget)m_mainWidget,
 154                    XmNindicatorSize, 0,
 155 #if XmVersion >= 2000
 156                    XmNindicatorOn, XmINDICATOR_NONE,
 157 #else
 158                    XmNindicatorOn, False,
 159 #endif
 160                    XmNfillOnSelect, False,
 161                    XmNshadowThickness, 2,
 162                    XmNalignment, XmALIGNMENT_CENTER,
 163                    XmNmarginLeft, 0,
 164                    XmNmarginRight, 0,
 165                    NULL );
 166
 167     // set it again, because the XtVaSetValue above resets it
 168     if( size.x != -1 || size.y != -1 )
 169         SetSize( size );
 170
 171     return true;
 172 }
 173
 174 #endif // wxUSE_TOGGLEBUTTON