X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8bf30fe9b0b40d1a6f54608588121212c2c4e037..09e48f0b1917db7e455f28c2c9ed661d39e9ab65:/src/msw/dialog.cpp

diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp
index f38a3e9c06..4de4676889 100644
--- a/src/msw/dialog.cpp
+++ b/src/msw/dialog.cpp
@@ -192,6 +192,38 @@ bool wxDialog::Create(wxWindow *parent,
     return TRUE;
 }
 
+bool wxDialog::EnableCloseButton(bool enable)
+{
+#ifndef __WXMICROWIN__
+    // get system (a.k.a. window) menu
+    HMENU hmenu = ::GetSystemMenu(GetHwnd(), FALSE /* get it */);
+    if ( !hmenu )
+    {
+        wxLogLastError(_T("GetSystemMenu"));
+
+        return FALSE;
+    }
+
+    // enabling/disabling the close item from it also automatically
+    // disables/enabling the close title bar button
+    if ( !::EnableMenuItem(hmenu, SC_CLOSE,
+                           MF_BYCOMMAND | (enable ? MF_ENABLED : MF_GRAYED)) )
+    {
+        wxLogLastError(_T("EnableMenuItem(SC_CLOSE)"));
+
+        return FALSE;
+    }
+
+    // update appearance immediately
+    if ( !::DrawMenuBar(GetHwnd()) )
+    {
+        wxLogLastError(_T("DrawMenuBar"));
+    }
+#endif
+    
+    return TRUE;
+}
+
 void wxDialog::SetModal(bool flag)
 {
     if ( flag )
@@ -476,7 +508,7 @@ void wxDialog::EndModal(int retCode)
 // ----------------------------------------------------------------------------
 
 // Standard buttons
-void wxDialog::OnOK(wxCommandEvent& event)
+void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 {
   if ( Validate() && TransferDataFromWindow() )
   {
@@ -484,7 +516,7 @@ void wxDialog::OnOK(wxCommandEvent& event)
   }
 }
 
-void wxDialog::OnApply(wxCommandEvent& event)
+void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
 {
     if ( Validate() )
         TransferDataFromWindow();
@@ -492,12 +524,12 @@ void wxDialog::OnApply(wxCommandEvent& event)
     // TODO probably need to disable the Apply button until things change again
 }
 
-void wxDialog::OnCancel(wxCommandEvent& event)
+void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 {
     EndModal(wxID_CANCEL);
 }
 
-void wxDialog::OnCloseWindow(wxCloseEvent& event)
+void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 {
     // We'll send a Cancel message by default, which may close the dialog.
     // Check for looping if the Cancel event handler calls Close().
@@ -538,7 +570,7 @@ bool wxDialog::Destroy()
     return TRUE;
 }
 
-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
+void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
 {
 #if wxUSE_CTL3D
     Ctl3dColorChange();
@@ -594,6 +626,7 @@ long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
             processed = !Close();
             break;
 
+#ifndef __WXMICROWIN__
         case WM_SETCURSOR:
             // we want to override the busy cursor for modal dialogs:
             // typically, wxBeginBusyCursor() is called and then a modal dialog
@@ -619,6 +652,7 @@ long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
                 rc = FALSE;
             }
             break;
+#endif
     }
 
     if ( !processed )