applying patch, fixes #10524

[wxWidgets.git] / src / gtk / toplevel.cpp

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index 7ddd774e3ba9a06c08ef5f097e8a7421ff971bae..5d04f3bcb37fd77dee9624a83076363587addcf1 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -59,8 +59,8 @@ int wxOpenModalDialogsCount = 0;
 
 // the frame that is currently active (i.e. its child has focus). It is
 // used to generate wxActivateEvents
 
 // the frame that is currently active (i.e. its child has focus). It is
 // used to generate wxActivateEvents

-static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
-static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
+static wxTopLevelWindowGTK *g_activeFrame = NULL;
+static wxTopLevelWindowGTK *g_lastActiveFrame = NULL;

 
 // if we detect that the app has got/lost the focus, we set this variable to
 // either TRUE or FALSE and an activate event will be sent during the next
 
 // if we detect that the app has got/lost the focus, we set this variable to
 // either TRUE or FALSE and an activate event will be sent during the next


@@ -296,7 +296,7 @@ gtk_frame_configure_callback( GtkWidget* widget,
 // "realize" from m_widget
 //-----------------------------------------------------------------------------
 
 // "realize" from m_widget
 //-----------------------------------------------------------------------------
 

-// we cannot MWM hints and icons before the widget has been realized,
+// we cannot the WM hints and icons before the widget has been realized,

 // so we do this directly after realization
 
 extern "C" {
 // so we do this directly after realization
 
 extern "C" {


@@ -304,15 +304,13 @@ static void
 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
                              wxTopLevelWindowGTK *win )
 {
 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
                              wxTopLevelWindowGTK *win )
 {

-    // All this is for Motif Window Manager "hints" and is supposed to be
-    // recognized by other WM as well. Not tested.

     gdk_window_set_decorations(win->m_widget->window,
                                (GdkWMDecoration)win->m_gdkDecor);
     gdk_window_set_functions(win->m_widget->window,
                                (GdkWMFunction)win->m_gdkFunc);
 
     // GTK's shrinking/growing policy
     gdk_window_set_decorations(win->m_widget->window,
                                (GdkWMDecoration)win->m_gdkDecor);
     gdk_window_set_functions(win->m_widget->window,
                                (GdkWMFunction)win->m_gdkFunc);
 
     // GTK's shrinking/growing policy

-    if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
+    if ( !(win->m_gdkFunc & GDK_FUNC_RESIZE) )

         gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE);
     else
         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
         gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE);
     else
         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);


@@ -337,9 +335,7 @@ gtk_frame_map_callback( GtkWidget*,
                         wxTopLevelWindow *win )
 {
     const bool wasIconized = win->IsIconized();
                         wxTopLevelWindow *win )
 {
     const bool wasIconized = win->IsIconized();

-

     win->SetIconizeState(false);
     win->SetIconizeState(false);

-

     if (wasIconized)
     {
         // Because GetClientSize() returns (0,0) when IsIconized() is true,
     if (wasIconized)
     {
         // Because GetClientSize() returns (0,0) when IsIconized() is true,


@@ -351,7 +347,13 @@ gtk_frame_map_callback( GtkWidget*,
         win->m_oldClientWidth = 0;
         gtk_widget_queue_resize(win->m_wxwindow);
     }
         win->m_oldClientWidth = 0;
         gtk_widget_queue_resize(win->m_wxwindow);
     }

-
+    // it is possible for m_isShown to be false here, see bug #9909
+    if (win->wxWindowBase::Show(true))
+    {
+        wxShowEvent eventShow(win->GetId(), true);
+        eventShow.SetEventObject(win);
+        win->GetEventHandler()->ProcessEvent(eventShow);
+    }

     return false;
 }
 }
     return false;
 }
 }


@@ -426,23 +428,22 @@ static gboolean property_notify_event(
 }
 }
 
 }
 }
 

-BEGIN_EVENT_TABLE(wxTopLevelWindowGTK, wxTopLevelWindowBase)
-    EVT_SYS_COLOUR_CHANGED(wxTopLevelWindowGTK::OnSysColourChanged)
-END_EVENT_TABLE()
-

 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK creation
 // ----------------------------------------------------------------------------
 
 void wxTopLevelWindowGTK::Init()
 {
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK creation
 // ----------------------------------------------------------------------------
 
 void wxTopLevelWindowGTK::Init()
 {

-    m_mainWidget = (GtkWidget*) NULL;
+    m_mainWidget = NULL;

     m_isIconized = false;
     m_fsIsShowing = false;
     m_themeEnabled = true;
     m_isIconized = false;
     m_fsIsShowing = false;
     m_themeEnabled = true;

-    m_gdkDecor = m_gdkFunc = 0;
+    m_gdkDecor =
+    m_gdkFunc = 0;

     m_grabbed = false;
     m_deferShow = true;
     m_grabbed = false;
     m_deferShow = true;

+    m_deferShowAllowed = true;
+    m_updateDecorSize = true;

 
     m_urgency_hint = -2;
 }
 
     m_urgency_hint = -2;
 }


@@ -511,6 +512,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
             }
         }
 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
             }
         }
 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON

+
+        g_object_ref(m_widget);

     }
 
     wxWindow *topParent = wxGetTopLevelParent(m_parent);
     }
 
     wxWindow *topParent = wxGetTopLevelParent(m_parent);


@@ -550,7 +553,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 
     // m_wxwindow is the client area
     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 
     // m_wxwindow is the client area

-    m_wxwindow = wxPizza::New();
+    m_wxwindow = wxPizza::New(0,this);

     gtk_widget_show( m_wxwindow );
     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 
     gtk_widget_show( m_wxwindow );
     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 


@@ -595,42 +598,43 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     g_signal_connect(m_widget, "property_notify_event",
         G_CALLBACK(property_notify_event), this);
 
     g_signal_connect(m_widget, "property_notify_event",
         G_CALLBACK(property_notify_event), this);
 

-    // decorations
-    if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
+    // translate wx decorations styles into Motif WM hints (they are recognized
+    // by other WMs as well)
+
+    // always enable moving the window as we have no separate flag for enabling
+    // it
+    m_gdkFunc = GDK_FUNC_MOVE;
+
+    if ( style & wxCLOSE_BOX )
+        m_gdkFunc |= GDK_FUNC_CLOSE;
+
+    if ( style & wxMINIMIZE_BOX )
+        m_gdkFunc |= GDK_FUNC_MINIMIZE;
+
+    if ( style & wxMAXIMIZE_BOX )
+        m_gdkFunc |= GDK_FUNC_MAXIMIZE;
+
+    if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) )

     {
         m_gdkDecor = 0;
     {
         m_gdkDecor = 0;

-        m_gdkFunc = 0;

     }
     }

-    else
+    else // have border

     {
         m_gdkDecor = GDK_DECOR_BORDER;
     {
         m_gdkDecor = GDK_DECOR_BORDER;

-        m_gdkFunc = GDK_FUNC_MOVE;

 
 

-        // All this is for Motif Window Manager "hints" and is supposed to be
-        // recognized by other WMs as well.
-        if ((style & wxCAPTION) != 0)
-        {
+        if ( style & wxCAPTION )

             m_gdkDecor |= GDK_DECOR_TITLE;
             m_gdkDecor |= GDK_DECOR_TITLE;

-        }
-        if ((style & wxCLOSE_BOX) != 0)
-        {
-            m_gdkFunc |= GDK_FUNC_CLOSE;
-        }
-        if ((style & wxSYSTEM_MENU) != 0)
-        {
+
+        if ( style & wxSYSTEM_MENU )

             m_gdkDecor |= GDK_DECOR_MENU;
             m_gdkDecor |= GDK_DECOR_MENU;

-        }
-        if ((style & wxMINIMIZE_BOX) != 0)
-        {
-            m_gdkFunc |= GDK_FUNC_MINIMIZE;
+
+        if ( style & wxMINIMIZE_BOX )

             m_gdkDecor |= GDK_DECOR_MINIMIZE;
             m_gdkDecor |= GDK_DECOR_MINIMIZE;

-        }
-        if ((style & wxMAXIMIZE_BOX) != 0)
-        {
-            m_gdkFunc |= GDK_FUNC_MAXIMIZE;
+
+        if ( style & wxMAXIMIZE_BOX )

             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
             m_gdkDecor |= GDK_DECOR_MAXIMIZE;

-        }
-        if ((style & wxRESIZE_BORDER) != 0)
+
+        if ( style & wxRESIZE_BORDER )

         {
            m_gdkFunc |= GDK_FUNC_RESIZE;
            m_gdkDecor |= GDK_DECOR_RESIZEH;
         {
            m_gdkFunc |= GDK_FUNC_RESIZE;
            m_gdkDecor |= GDK_DECOR_RESIZEH;


@@ -662,7 +666,7 @@ wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
         RemoveGrab();
     }
 
         RemoveGrab();
     }
 

-    m_isBeingDeleted = true;
+    SendDestroyEvent();

 
     // it may also be GtkScrolledWindow in the case of an MDI child
     if (GTK_IS_WINDOW(m_widget))
 
     // it may also be GtkScrolledWindow in the case of an MDI child
     if (GTK_IS_WINDOW(m_widget))


@@ -777,18 +781,31 @@ bool wxTopLevelWindowGTK::Show( bool show )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 

-    bool deferShow = show && m_deferShow && !m_isShown;
+    bool deferShow = show && !m_isShown && m_deferShow && m_deferShowAllowed;

     if (deferShow)
     {
     if (deferShow)
     {

-        m_deferShow =
-        deferShow = !GTK_WIDGET_REALIZED(m_widget) &&
-            gdk_x11_screen_supports_net_wm_hint(
-                gtk_widget_get_screen(m_widget),
-                gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) &&
+        deferShow = false;
+        if (!GTK_WIDGET_REALIZED(m_widget) &&

             g_signal_handler_find(m_widget,
                 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
                 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
             g_signal_handler_find(m_widget,
                 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
                 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),

-                0, NULL, NULL, this);
+                0, NULL, NULL, this))
+        {
+            if (gdk_x11_screen_supports_net_wm_hint(
+                gtk_widget_get_screen(m_widget),
+                gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)))
+            {
+                deferShow = true;
+            }
+            else
+            {
+                // Don't allow changes to m_decorSize, it breaks saving/restoring
+                // window size with GetSize()/SetSize() because it makes window
+                // bigger between each restore and save.
+                m_updateDecorSize = false;
+            }
+        }
+        m_deferShow = deferShow;

     }
     if (deferShow)
     {
     }
     if (deferShow)
     {


@@ -880,6 +897,8 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
 {
     wxCHECK_RET( m_widget, wxT("invalid frame") );
 
 {
     wxCHECK_RET( m_widget, wxT("invalid frame") );
 

+    m_deferShowAllowed = true;
+

     // deal with the position first
     int old_x = m_x;
     int old_y = m_y;
     // deal with the position first
     int old_x = m_x;
     int old_y = m_y;


@@ -924,9 +943,9 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
 
 void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
 {
 
 void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
 {

-    if (m_deferShow && !m_isShown)
-        // Since client size is being explicitly set, don't change it later
-        m_deferShow = false;
+    // Since client size is being explicitly set, don't change it later
+    m_deferShowAllowed = false;
+

     wxTopLevelWindowBase::DoSetClientSize(width, height);
 }
 
     wxTopLevelWindowBase::DoSetClientSize(width, height);
 }
 


@@ -993,7 +1012,7 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
 {
     if (!IsMaximized() && !IsFullScreen())
         GetCachedDecorSize() = decorSize;
 {
     if (!IsMaximized() && !IsFullScreen())
         GetCachedDecorSize() = decorSize;

-    if (m_decorSize != decorSize)
+    if (m_updateDecorSize && m_decorSize != decorSize)

     {
         const wxSize diff = decorSize - m_decorSize;
         m_decorSize = decorSize;
     {
         const wxSize diff = decorSize - m_decorSize;
         m_decorSize = decorSize;


@@ -1231,10 +1250,11 @@ void wxTopLevelWindowGTK::RequestUserAttention(int flags)
     bool new_hint_value = false;
 
     // FIXME: This is a workaround to focus handling problem
     bool new_hint_value = false;
 
     // FIXME: This is a workaround to focus handling problem

-    // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't
-    // yet been processed, and the internal focus system is not up to date yet.
-    // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR
-    ::wxYieldIfNeeded();
+    // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle
+    // hasn't yet been processed, and the internal focus system is not up to date yet.
+    // YieldFor(wxEVT_CATEGORY_UI) ensures the processing of it (hopefully it
+    // won't have side effects) - MR
+    wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);

 
     if(m_urgency_hint >= 0)
         g_source_remove(m_urgency_hint);
 
     if(m_urgency_hint >= 0)
         g_source_remove(m_urgency_hint);


@@ -1360,16 +1380,3 @@ bool wxTopLevelWindowGTK::CanSetTransparent()
                            "Composite", &opcode, &event, &error);
 #endif
 }
                            "Composite", &opcode, &event, &error);
 #endif
 }

-
-void wxTopLevelWindowGTK::OnSysColourChanged(wxSysColourChangedEvent& event)
-{
-    // We don't know the order in which top-level windows will
-    // be notified, so we need to clear the system objects
-    // for each top-level window.
-    extern void wxClearGtkSystemObjects();
-    wxClearGtkSystemObjects();
-
-    // wxWindowBase::OnSysColourChanged will propagate event
-    // to children
-    event.Skip();
-}