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 1c34cb25dbdeab5c6e082d8c5485fb3814c03c15..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;
@@ -66,6 +66,7 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
 
     m_backgroundColour = parent->GetBackgroundColour();
     m_foregroundColour = parent->GetForegroundColour();
+    m_windowFont = parent->GetFont();
 
     Widget parentWidget = (Widget) parent->GetClientWidget();
 
@@ -84,7 +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;
@@ -125,9 +126,10 @@ 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());
     ChangeBackgroundColour();
 
     return TRUE;
@@ -143,14 +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)
@@ -173,9 +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;
@@ -202,7 +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? :-)" );
 
@@ -399,8 +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)
@@ -412,7 +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);
@@ -420,7 +428,7 @@ void wxChoiceCallback (Widget w, XtPointer clientData,
     }
 }
 
-void wxChoice::ChangeFont()
+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
@@ -434,11 +442,13 @@ void wxChoice::ChangeFont()
         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 (width != width1 || height != height1)
+        if (keepOriginalSize && (width != width1 || height != height1))
         {
             SetSize(-1, -1, width, height);
         }