]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/popupcmn.cpp
Avoid using buffer of already deallocated string in wxHTMLDataObject.
[wxWidgets.git] / src / common / popupcmn.cpp
index 6cf153bd38a6715d1176b6a85ac7288793ad1a77..32c84645632ae2e4d4b39395e3a21f706feb8796 100644 (file)
@@ -6,7 +6,7 @@
 // Created:     06.01.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// License:     wxWindows licence
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 
 #ifdef __WXGTK__
     #include <gtk/gtk.h>
+    #if GTK_CHECK_VERSION(2,0,0)
+        #include "wx/gtk/private/gtk2-compat.h"
+    #else
+        #define gtk_widget_get_window(x) x->window
+    #endif
 #elif defined(__WXMSW__)
     #include "wx/msw/private.h"
 #elif defined(__WXX11__)
@@ -71,6 +76,7 @@ public:
 protected:
     // event handlers
     void OnLeftDown(wxMouseEvent& event);
+    void OnCaptureLost(wxMouseCaptureLostEvent& event);
 
 private:
     wxPopupTransientWindow *m_popup;
@@ -86,7 +92,7 @@ public:
 
 protected:
     void OnKillFocus(wxFocusEvent& event);
-    void OnKeyDown(wxKeyEvent& event);
+    void OnChar(wxKeyEvent& event);
 
 private:
     wxPopupTransientWindow *m_popup;
@@ -101,15 +107,16 @@ private:
 
 BEGIN_EVENT_TABLE(wxPopupWindowHandler, wxEvtHandler)
     EVT_LEFT_DOWN(wxPopupWindowHandler::OnLeftDown)
+    EVT_MOUSE_CAPTURE_LOST(wxPopupWindowHandler::OnCaptureLost)
 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(wxPopupFocusHandler, wxEvtHandler)
     EVT_KILL_FOCUS(wxPopupFocusHandler::OnKillFocus)
-    EVT_KEY_DOWN(wxPopupFocusHandler::OnKeyDown)
+    EVT_CHAR(wxPopupFocusHandler::OnChar)
 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(wxPopupTransientWindow, wxPopupWindow)
-#if defined( __WXMSW__ ) || defined( __WXMAC__)
+#if defined(__WXMSW__) || (defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON)
     EVT_IDLE(wxPopupTransientWindow::OnIdle)
 #endif
 END_EVENT_TABLE()
@@ -271,7 +278,7 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
 
     Show();
 
-    // There is is a problem if these are still in use
+    // There is a problem if these are still in use
     wxASSERT(!m_handlerFocus || !m_handlerFocus->GetNextHandler());
     wxASSERT(!m_handlerPopup || !m_handlerPopup->GetNextHandler());
 
@@ -291,7 +298,7 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
         m_focus->SetFocus();
     }
 
-#if defined( __WXMSW__ ) || defined( __WXMAC__)
+#if defined( __WXMSW__ ) || (defined( __WXMAC__) && wxOSX_USE_COCOA_OR_CARBON)
     // MSW doesn't allow to set focus to the popup window, but we need to
     // subclass the window which has the focus, and not winFocus passed in or
     // otherwise everything else breaks down
@@ -316,7 +323,14 @@ bool wxPopupTransientWindow::Show( bool show )
 #ifdef __WXGTK__
     if (!show)
     {
+#ifdef __WXGTK3__
+        GdkDisplay* display = gtk_widget_get_display(m_widget);
+        GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+        GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+        gdk_device_ungrab(device, unsigned(GDK_CURRENT_TIME));
+#else
         gdk_pointer_ungrab( (guint32)GDK_CURRENT_TIME );
+#endif
 
         gtk_grab_remove( m_widget );
     }
@@ -343,15 +357,25 @@ bool wxPopupTransientWindow::Show( bool show )
     {
         gtk_grab_add( m_widget );
 
-        gdk_pointer_grab( m_widget->window, TRUE,
-                          (GdkEventMask)
-                            (GDK_BUTTON_PRESS_MASK |
-                             GDK_BUTTON_RELEASE_MASK |
-                             GDK_POINTER_MOTION_HINT_MASK |
-                             GDK_POINTER_MOTION_MASK),
+        const GdkEventMask mask = GdkEventMask(
+            GDK_BUTTON_PRESS_MASK |
+            GDK_BUTTON_RELEASE_MASK |
+            GDK_POINTER_MOTION_HINT_MASK |
+            GDK_POINTER_MOTION_MASK);
+        GdkWindow* window = gtk_widget_get_window(m_widget);
+#ifdef __WXGTK3__
+        GdkDisplay* display = gdk_window_get_display(window);
+        GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+        GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+        gdk_device_grab(device, window,
+            GDK_OWNERSHIP_NONE, false, mask, NULL, unsigned(GDK_CURRENT_TIME));
+#else
+        gdk_pointer_grab( window, true,
+                          mask,
                           NULL,
                           NULL,
                           (guint32)GDK_CURRENT_TIME );
+#endif
     }
 #endif
 
@@ -382,6 +406,20 @@ bool wxPopupTransientWindow::Show( bool show )
     return ret;
 }
 
+bool wxPopupTransientWindow::Destroy()
+{
+    // The popup window can be deleted at any moment, even while some events
+    // are still being processed for it, so delay its real destruction until
+    // the next idle time when we're sure that it's safe to really destroy it.
+
+    wxCHECK_MSG( !wxPendingDelete.Member(this), false,
+                 wxS("Shouldn't destroy the popup twice.") );
+
+    wxPendingDelete.Append(this);
+
+    return true;
+}
+
 void wxPopupTransientWindow::Dismiss()
 {
     Hide();
@@ -405,7 +443,7 @@ bool wxPopupTransientWindow::ProcessLeftDown(wxMouseEvent& WXUNUSED(event))
     return false;
 }
 
-#if defined( __WXMSW__ ) || defined( __WXMAC__)
+#if defined(__WXMSW__) ||(defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON)
 void wxPopupTransientWindow::OnIdle(wxIdleEvent& event)
 {
     event.Skip();
@@ -431,7 +469,7 @@ void wxPopupTransientWindow::OnIdle(wxIdleEvent& event)
         }
     }
 }
-#endif // __WXMSW__
+#endif // wxOSX/Carbon
 
 
 #if wxUSE_COMBOBOX && defined(__WXUNIVERSAL__)
@@ -478,7 +516,7 @@ void wxPopupComboWindow::PositionNearCombo()
 
 void wxPopupComboWindow::OnDismiss()
 {
-    m_combo->OnPopupDismiss();
+    m_combo->OnPopupDismiss(true);
 }
 
 void wxPopupComboWindow::OnKeyDown(wxKeyEvent& event)
@@ -552,7 +590,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event)
 
         default:
             // forgot to update the switch after adding a new hit test code?
-            wxFAIL_MSG( _T("unexpected HitTest() return value") );
+            wxFAIL_MSG( wxT("unexpected HitTest() return value") );
             // fall through
 
         case wxHT_WINDOW_CORNER:
@@ -581,6 +619,15 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event)
 #endif // __WXUNIVERSAL__ && wxUSE_SCROLLBAR
 }
 
+void
+wxPopupWindowHandler::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
+{
+    m_popup->DismissAndNotify();
+
+    // There is no need to skip the event here, normally we've already dealt
+    // with the focus loss.
+}
+
 // ----------------------------------------------------------------------------
 // wxPopupFocusHandler
 // ----------------------------------------------------------------------------
@@ -600,7 +647,7 @@ void wxPopupFocusHandler::OnKillFocus(wxFocusEvent& event)
     m_popup->DismissAndNotify();
 }
 
-void wxPopupFocusHandler::OnKeyDown(wxKeyEvent& event)
+void wxPopupFocusHandler::OnChar(wxKeyEvent& event)
 {
     // we can be associated with the popup itself in which case we should avoid
     // infinite recursion