don't expect errno to be set to EOVERFLOW if vsnprintf() fails

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

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index 312f2ce56d1194fd6bc0a2ee88e5ee0c80b43a94..5f3bdc21c8682da646d0a85b1cba25fe27d8f6fb 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        toplevel.cpp
+// Name:        src/gtk/toplevel.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -15,10 +15,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "toplevel.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -79,6 +75,46 @@ static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
 // send any activate events at all
 static int g_sendActivateEvent = -1;
 
 // send any activate events at all
 static int g_sendActivateEvent = -1;
 

+//-----------------------------------------------------------------------------
+// RequestUserAttention related functions
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void wxgtk_window_set_urgency_hint (GtkWindow *win,
+                                           gboolean setting)
+{
+    wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") );
+    GdkWindow *window = GTK_WIDGET(win)->window;
+    XWMHints *wm_hints;
+
+    wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window));
+
+    if (!wm_hints)
+        wm_hints = XAllocWMHints();
+
+    if (setting)
+        wm_hints->flags |= XUrgencyHint;
+    else
+        wm_hints->flags &= ~XUrgencyHint;
+
+    XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints);
+    XFree(wm_hints);
+}
+
+static gint gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
+{
+#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+    if(!gtk_check_version(2,7,0))
+        gtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
+    else
+#endif
+        wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
+
+    win->m_urgency_hint = -2;
+    return FALSE;
+}
+}
+

 //-----------------------------------------------------------------------------
 // "focus_in_event"
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // "focus_in_event"
 //-----------------------------------------------------------------------------


@@ -110,6 +146,28 @@ static gint gtk_frame_focus_in_callback( GtkWidget *widget,
 
     // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
 
 
     // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
 

+    // MR: wxRequestUserAttention related block
+    switch( win->m_urgency_hint )
+    {
+        default:
+            gtk_timeout_remove( win->m_urgency_hint );
+            // no break, fallthrough to remove hint too
+        case -1:
+#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+            if(!gtk_check_version(2,7,0))
+                gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
+            else
+#endif
+            {
+                wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
+            }
+
+            win->m_urgency_hint = -2;
+            break;
+
+        case -2: break;
+    }
+

     wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
     wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
     event.SetEventObject(g_activeFrame);
     wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
     wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
     event.SetEventObject(g_activeFrame);


@@ -313,7 +371,7 @@ gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
                           GdkEvent * WXUNUSED(event),
                           wxTopLevelWindow *win )
 {
                           GdkEvent * WXUNUSED(event),
                           wxTopLevelWindow *win )
 {

-    win->SetIconizeState(TRUE);
+    win->SetIconizeState(true);

 }
 }
 
 }
 }
 


@@ -420,6 +478,8 @@ void wxTopLevelWindowGTK::Init()
     m_themeEnabled = true;
     m_gdkDecor = m_gdkFunc = 0;
     m_grabbed = false;
     m_themeEnabled = true;
     m_gdkDecor = m_gdkFunc = 0;
     m_grabbed = false;

+
+    m_urgency_hint = -2;

 }
 
 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 }
 
 bool wxTopLevelWindowGTK::Create( wxWindow *parent,


@@ -512,7 +572,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     }
 #endif
 
     }
 #endif
 

-#if GTK_CHECK_VERSION(2,4,0)
+#ifdef __WXGTK24__

     if (!gtk_check_version(2,4,0))
     {
         if (style & wxSTAY_ON_TOP)
     if (!gtk_check_version(2,4,0))
     {
         if (style & wxSTAY_ON_TOP)


@@ -575,10 +635,6 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 
     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 

-    // the only way to get the window size is to connect to this event
-    gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
-        GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
-

     // map and unmap for iconized state
     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );
     // map and unmap for iconized state
     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );


@@ -648,7 +704,7 @@ wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 {
     if (m_grabbed)
     {
 {
     if (m_grabbed)
     {

-        wxASSERT_MSG( FALSE, _T("Window still grabbed"));
+        wxASSERT_MSG( false, _T("Window still grabbed"));

         RemoveGrab();
     }
 
         RemoveGrab();
     }
 


@@ -690,8 +746,6 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
         else
             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
         else
             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );

-
-        return true;

     }
     else
 #endif // GTK+ >= 2.2.0
     }
     else
 #endif // GTK+ >= 2.2.0


@@ -732,7 +786,7 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
                                     show, &m_fsSaveFrame, method);
         }
                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
                                     show, &m_fsSaveFrame, method);
         }

-        else
+        else // hide

         {
             if (method != wxX11_FS_WMSPEC)
             {
         {
             if (method != wxX11_FS_WMSPEC)
             {


@@ -753,6 +807,11 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
         }
     }
 
         }
     }
 

+    // documented behaviour is to show the window if it's still hidden when
+    // showing it full screen
+    if ( show && !IsShown() )
+        Show();
+

     return true;
 }
 
     return true;
 }
 


@@ -1071,7 +1130,11 @@ void wxTopLevelWindowGTK::SetTitle( const wxString &title )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 

+    if ( title == m_title )
+        return;
+

     m_title = title;
     m_title = title;

+

     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 }
 
     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 }
 


@@ -1263,3 +1326,63 @@ bool wxTopLevelWindowGTK::IsActive()
 {
     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
 }
 {
     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
 }

+
+void wxTopLevelWindowGTK::RequestUserAttention(int flags)
+{
+    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(m_urgency_hint >= 0)
+        gtk_timeout_remove(m_urgency_hint);
+
+    m_urgency_hint = -2;
+
+    if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() )
+    {
+        new_hint_value = true;
+
+        if (flags & wxUSER_ATTENTION_INFO)
+        {
+            m_urgency_hint = gtk_timeout_add(5000, (GtkFunction)gtk_frame_urgency_timer_callback, this);
+        } else {
+            m_urgency_hint = -1;
+        }
+    }
+
+#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,7,0)
+    if(!gtk_check_version(2,7,0))
+        gtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
+    else
+#endif
+        wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
+}
+
+void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
+{
+    // Store which styles were changed
+    long styleChanges = style ^ m_windowStyle;
+
+    // Process wxWindow styles. This also updates the internal variable
+    // Therefore m_windowStyle bits carry now the _new_ style values
+    wxWindow::SetWindowStyleFlag(style);
+
+    // just return for now if widget does not exist yet
+    if (!m_widget)
+        return;
+
+#ifdef __WXGTK24__
+    if ( (styleChanges & wxSTAY_ON_TOP) && !gtk_check_version(2,4,0) )
+        gtk_window_set_keep_above(GTK_WINDOW(m_widget), m_windowStyle & wxSTAY_ON_TOP);
+#endif
+#if GTK_CHECK_VERSION(2,2,0)
+    if ( (styleChanges & wxFRAME_NO_TASKBAR) && !gtk_check_version(2,2,0) )
+    {
+        gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), m_windowStyle & wxFRAME_NO_TASKBAR);
+    }
+#endif
+}