Changes to WXDLLEXPORT keyword position for VC++ 6.0; changed

[wxWidgets.git] / src / motif / choice.cpp

diff --git a/src/motif/choice.cpp b/src/motif/choice.cpp
index 4c2f903f86538bc3bc5b8fb1212fb591738ef926..566dc1ea491b55f2d7723c78464c3bb728e22d0b 100644 (file)
--- a/src/motif/choice.cpp
+++ b/src/motif/choice.cpp
@@ -50,7 +50,7 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
 {
     SetName(name);
     SetValidator(validator);
-    m_noStrings = n;
+    m_noStrings = 0; // Starts off with none, incremented in Append
     m_windowStyle = style;
     m_buttonWidget = (WXWidget) 0;
     m_menuWidget = (WXWidget) 0;
@@ -64,6 +64,10 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
     else
            m_windowId = id;
 
+    m_backgroundColour = parent->GetBackgroundColour();
+    m_foregroundColour = parent->GetForegroundColour();
+    m_windowFont = parent->GetFont();
+
     Widget parentWidget = (Widget) parent->GetClientWidget();
 
     m_formWidget = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) name,
@@ -81,7 +85,7 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
     */
     m_menuWidget = (WXWidget) XmCreatePulldownMenu ((Widget) m_formWidget, "choiceMenu", NULL, 0);
 
-    int i;
+//    int i;
     if (n > 0)
     {
         int i;
@@ -122,10 +126,11 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
 
     XtVaSetValues((Widget) m_formWidget, XmNresizePolicy, XmRESIZE_NONE, NULL);
 
+    ChangeFont(FALSE);
+
     AttachWidget (parent, m_buttonWidget, m_formWidget, pos.x, pos.y, size.x, size.y);
 
-    SetFont(* parent->GetFont());
-    ChangeColour(m_mainWidget);
+    ChangeBackgroundColour();
 
     return TRUE;
 }
@@ -140,14 +145,17 @@ wxChoice::~wxChoice()
     if (m_widgetList)
         delete[] m_widgetList;
 
-    DetachWidget(GetMainWidget()); // Removes event handlers
+    if (GetMainWidget())
+    {
+        DetachWidget(GetMainWidget()); // Removes event handlers
 
-    XtDestroyWidget((Widget) m_formWidget);
-    m_formWidget = (WXWidget) 0;
+        XtDestroyWidget((Widget) m_formWidget);
+        m_formWidget = (WXWidget) 0;
 
-    // Presumably the other widgets have been deleted now, via the form
-    m_mainWidget = (WXWidget) 0;
-    m_buttonWidget = (WXWidget) 0;
+        // Presumably the other widgets have been deleted now, via the form
+        m_mainWidget = (WXWidget) 0;
+        m_buttonWidget = (WXWidget) 0;
+    }
 }
 
 void wxChoice::Append(const wxString& item)
@@ -161,6 +169,8 @@ void wxChoice::Append(const wxString& item)
 #endif
                                      NULL);
 
+  DoChangeBackgroundColour((WXWidget) w, m_backgroundColour);
+
   if (m_windowFont.Ok())
     XtVaSetValues (w,
                   XmNfontList, (XmFontList) m_windowFont.GetFontList(1.0, XtDisplay((Widget) m_formWidget)),
@@ -168,9 +178,12 @@ void wxChoice::Append(const wxString& item)
 
   WXWidget *new_widgetList = new WXWidget[m_noStrings + 1];
   int i;
-  for (i = 0; i < m_noStrings; i++)
-    new_widgetList[i] = m_widgetList[i];
+  if (m_widgetList)
+    for (i = 0; i < m_noStrings; i++)
+      new_widgetList[i] = m_widgetList[i];
+
   new_widgetList[m_noStrings] = (WXWidget) w;
+
   if (m_widgetList)
     delete[] m_widgetList;
   m_widgetList = new_widgetList;
@@ -197,7 +210,7 @@ void wxChoice::Append(const wxString& item)
   m_noStrings ++;
 }
 
-void wxChoice::Delete(int n)
+void wxChoice::Delete(int WXUNUSED(n))
 {
     wxFAIL_MSG( "Sorry, wxChoice::Delete isn't implemented yet. Maybe you'd like to volunteer? :-)" );
 
@@ -394,8 +407,7 @@ void wxChoice::Command(wxCommandEvent & event)
     ProcessCommand (event);
 }
 
-void wxChoiceCallback (Widget w, XtPointer clientData,
-          XtPointer ptr)
+void wxChoiceCallback (Widget w, XtPointer clientData, XtPointer WXUNUSED(ptr))
 {
     wxChoice *item = (wxChoice *) clientData;
     if (item)
@@ -407,7 +419,8 @@ void wxChoiceCallback (Widget w, XtPointer clientData,
         XtVaGetValues (w, XmNuserData, &s, NULL);
         if (s)
         {
-            wxCommandEvent event (wxEVT_COMMAND_CHOICE_SELECTED);
+            wxCommandEvent event (wxEVT_COMMAND_CHOICE_SELECTED, item->GetId());
+            event.SetEventObject(item);
             event.m_commandInt = item->FindString (s);
 //            event.m_commandString = s;
             item->ProcessCommand (event);
@@ -415,3 +428,49 @@ void wxChoiceCallback (Widget w, XtPointer clientData,
     }
 }
 
+void wxChoice::ChangeFont(bool keepOriginalSize)
+{
+    // Note that this causes the widget to be resized back
+    // to its original size! We therefore have to set the size
+    // back again. TODO: a better way in Motif?
+    if (m_windowFont.Ok())
+    {
+        int width, height, width1, height1;
+        GetSize(& width, & height);
+
+        XmFontList fontList = (XmFontList) m_windowFont.GetFontList(1.0, XtDisplay((Widget) m_mainWidget));
+        XtVaSetValues ((Widget) m_mainWidget, XmNfontList, fontList, NULL);
+        XtVaSetValues ((Widget) m_buttonWidget, XmNfontList, fontList, NULL);
+
+        /* TODO: why does this cause a crash in XtWidgetToApplicationContext?
+        int i;
+        for (i = 0; i < m_noStrings; i++)
+            XtVaSetValues ((Widget) m_widgetList[i], XmNfontList, fontList, NULL);
+        */
+        GetSize(& width1, & height1);
+        if (keepOriginalSize && (width != width1 || height != height1))
+        {
+            SetSize(-1, -1, width, height);
+        }
+    }
+}
+
+void wxChoice::ChangeBackgroundColour()
+{
+    DoChangeBackgroundColour(m_formWidget, m_backgroundColour);
+    DoChangeBackgroundColour(m_buttonWidget, m_backgroundColour);
+    DoChangeBackgroundColour(m_menuWidget, m_backgroundColour);
+    int i;
+    for (i = 0; i < m_noStrings; i++)
+        DoChangeBackgroundColour(m_widgetList[i], m_backgroundColour);
+}
+
+void wxChoice::ChangeForegroundColour()
+{
+    DoChangeForegroundColour(m_formWidget, m_foregroundColour);
+    DoChangeForegroundColour(m_buttonWidget, m_foregroundColour);
+    DoChangeForegroundColour(m_menuWidget, m_foregroundColour);
+    int i;
+    for (i = 0; i < m_noStrings; i++)
+        DoChangeForegroundColour(m_widgetList[i], m_foregroundColour);
+}