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 #include "wx/checkbox.h"
  17 #include "wx/utils.h"
  18
  19 #include <Xm/Label.h>
  20 #include <Xm/LabelG.h>
  21 #include <Xm/ToggleB.h>
  22 #include <Xm/ToggleBG.h>
  23
  24 #include "wx/motif/private.h"
  25
  26 void wxCheckBoxCallback (Widget w, XtPointer clientData,
  27                          XtPointer ptr);
  28
  29 #if !USE_SHARED_LIBRARY
  30 IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
  31 IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
  32 #endif
  33
  34 // Single check box item
  35 bool wxCheckBox::Create(wxWindow *parent, wxWindowID id, const wxString& label,
  36                         const wxPoint& pos,
  37                         const wxSize& size, long style,
  38                         const wxValidator& validator,
  39                         const wxString& name)
  40 {
  41     SetName(name);
  42     SetValidator(validator);
  43     m_windowStyle = style;
  44     m_backgroundColour = parent->GetBackgroundColour();
  45     m_foregroundColour = parent->GetForegroundColour();
  46     m_font = parent->GetFont();
  47
  48     if (parent) parent->AddChild(this);
  49
  50     if ( id == -1 )
  51         m_windowId = NewControlId();
  52     else
  53         m_windowId = id;
  54
  55 #if 0  // gcc 2.95 doesn't like this apparently
  56     char* label1 = (label.IsNull() ? "" : (char*) (const char*) label);
  57     XmString text = XmStringCreateSimple (label1);
  58 #endif
  59
  60     wxXmString text( label );
  61
  62     Widget parentWidget = (Widget) parent->GetClientWidget();
  63     XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay(parentWidget));
  64
  65     m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("toggle",
  66         xmToggleButtonWidgetClass, parentWidget,
  67         XmNfontList, fontList,
  68         XmNlabelString, text(),
  69         NULL);
  70 #if 0
  71     XmStringFree (text);
  72 #endif
  73
  74     XtAddCallback ((Widget) m_mainWidget, XmNvalueChangedCallback, (XtCallbackProc) wxCheckBoxCallback,
  75         (XtPointer) this);
  76
  77     XmToggleButtonSetState ((Widget) m_mainWidget, FALSE, TRUE);
  78
  79     SetCanAddEventHandler(TRUE);
  80     AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
  81
  82     ChangeBackgroundColour();
  83     return TRUE;
  84 }
  85
  86 void wxCheckBox::SetValue(bool val)
  87 {
  88     m_inSetValue = TRUE;
  89     XmToggleButtonSetState ((Widget) m_mainWidget, (Boolean) val, TRUE);
  90     m_inSetValue = FALSE;
  91 }
  92
  93 bool wxCheckBox::GetValue() const
  94 {
  95     return (XmToggleButtonGetState ((Widget) m_mainWidget) != 0);
  96 }
  97
  98 void wxCheckBox::Command (wxCommandEvent & event)
  99 {
 100     SetValue ((event.GetInt() != 0));
 101     ProcessCommand (event);
 102 }
 103
 104 // Bitmap checkbox
 105 bool wxBitmapCheckBox::Create(wxWindow *parent, wxWindowID id, const wxBitmap *WXUNUSED(label),
 106                               const wxPoint& WXUNUSED(pos),
 107                               const wxSize& WXUNUSED(size), long style,
 108                               const wxValidator& validator,
 109                               const wxString& name)
 110 {
 111     SetName(name);
 112     SetValidator(validator);
 113     m_windowStyle = style;
 114
 115     if (parent) parent->AddChild(this);
 116
 117     if ( id == -1 )
 118         m_windowId = NewControlId();
 119     else
 120         m_windowId = id;
 121
 122     // TODO: Create the bitmap checkbox
 123
 124     return FALSE;
 125 }
 126
 127 void wxBitmapCheckBox::SetLabel(const wxBitmap& WXUNUSED(bitmap))
 128 {
 129     // TODO
 130 }
 131
 132 void wxBitmapCheckBox::DoSetSize(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(sizeFlags))
 133 {
 134     // TODO
 135 }
 136
 137 void wxBitmapCheckBox::SetValue(bool WXUNUSED(val))
 138 {
 139     // TODO
 140 }
 141
 142 bool wxBitmapCheckBox::GetValue() const
 143 {
 144     // TODOD
 145     return FALSE;
 146 }
 147
 148 void wxCheckBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
 149                          XtPointer WXUNUSED(ptr))
 150 {
 151     wxCheckBox *item = (wxCheckBox *) clientData;
 152
 153     if (item->InSetValue())
 154         return;
 155
 156     wxCommandEvent event (wxEVT_COMMAND_CHECKBOX_CLICKED, item->GetId());
 157     event.SetInt((int) item->GetValue ());
 158     event.SetEventObject(item);
 159     item->ProcessCommand (event);
 160 }
 161
 162 void wxCheckBox::ChangeFont(bool keepOriginalSize)
 163 {
 164     wxWindow::ChangeFont(keepOriginalSize);
 165 }
 166
 167 void wxCheckBox::ChangeBackgroundColour()
 168 {
 169     wxComputeColours (XtDisplay((Widget) m_mainWidget), & m_backgroundColour,
 170         (wxColour*) NULL);
 171
 172     XtVaSetValues ((Widget) m_mainWidget,
 173         XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
 174         XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
 175         XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
 176         XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
 177         NULL);
 178
 179     int selectPixel = wxBLACK->AllocColour(wxGetDisplay());
 180
 181     // Better to have the checkbox selection in black, or it's
 182     // hard to determine what state it is in.
 183     XtVaSetValues ((Widget) m_mainWidget,
 184    //        XmNselectColor, g_itemColors[wxSELE_INDEX].pixel,
 185            XmNselectColor, selectPixel,
 186         NULL);
 187 }
 188
 189 void wxCheckBox::ChangeForegroundColour()
 190 {
 191     wxWindow::ChangeForegroundColour();
 192 }