]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/toplevel.cpp
Option for variable line heights (MSW and GTK+ sofar)
[wxWidgets.git] / src / gtk / toplevel.cpp
index 8d08c1a516a7210e147fc3208102bf0affb04dbc..f54484436b408a63d3788d0162cf95c31e826ee4 100644 (file)
@@ -38,7 +38,7 @@
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
 
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private/win_gtk.h"
 
 #include "wx/unix/utilsx11.h"
 
@@ -57,8 +57,6 @@
 // this is incremented while a modal dialog is shown
 int wxOpenModalDialogsCount = 0;
 
-extern wxWindowGTK     *g_delayedFocus;
-
 // the frame that is currently active (i.e. its child has focus). It is
 // used to generate wxActivateEvents
 static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
@@ -268,7 +266,6 @@ gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget),
 }
 }
 
-
 //-----------------------------------------------------------------------------
 // "configure_event"
 //-----------------------------------------------------------------------------
@@ -327,6 +324,9 @@ gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
         win->SetIcon( wxNullIcon );
         win->SetIcons( iconsOld );
     }
+
+    if (win->HasFlag(wxFRAME_SHAPED))
+        win->SetShape(win->m_shape); // it will really set the window shape now
 }
 }
 
@@ -392,65 +392,19 @@ static gboolean property_notify_event(
         Atom type;
         int format;
         gulong nitems, bytes_after;
-        long* data = NULL;
+        guchar* data;
         Status status = XGetWindowProperty(
             gdk_x11_drawable_get_xdisplay(event->window),
             gdk_x11_drawable_get_xid(event->window),
             xproperty,
             0, 4, false, XA_CARDINAL,
-            &type, &format, &nitems, &bytes_after, (guchar**)&data);
+            &type, &format, &nitems, &bytes_after, &data);
         if (status == Success && data && nitems == 4)
         {
+            long* p = (long*)data;
             const wxSize decorSize =
-                wxSize(int(data[0] + data[1]), int(data[2] + data[3]));
-            if (win->m_decorSize != decorSize)
-            {
-                const wxSize diff = decorSize - win->m_decorSize;
-                win->m_decorSize = decorSize;
-                bool resized = false;
-                if (win->m_deferShow)
-                {
-                    // keep overall size unchanged by shrinking m_widget,
-                    // if min size will allow it
-                    const wxSize minSize = win->GetMinSize();
-                    int w, h;
-                    win->GTKDoGetSize(&w, &h);
-                    if (w >= minSize.x && h >= minSize.y)
-                    {
-                        gtk_window_resize(GTK_WINDOW(win->m_widget), w, h);
-                        resized = true;
-                    }
-                }
-                if (!resized)
-                {
-                    // adjust overall size to match change in frame extents
-                    win->m_width  += diff.x;
-                    win->m_height += diff.y;
-                    if (win->m_width  < 0) win->m_width  = 0;
-                    if (win->m_height < 0) win->m_height = 0;
-                    if (!win->m_deferShow)
-                    {
-                        win->m_oldClientWidth = 0;
-                        gtk_widget_queue_resize(win->m_wxwindow);
-                    }
-                }
-            }
-            if (win->m_deferShow)
-            {
-                // gtk_widget_show() was deferred, do it now
-                win->m_deferShow = false;
-                win->GetClientSize(
-                    &win->m_oldClientWidth, &win->m_oldClientHeight);
-                wxSizeEvent sizeEvent(win->GetSize(), win->GetId());
-                sizeEvent.SetEventObject(win);
-                win->HandleWindowEvent(sizeEvent);
-
-                gtk_widget_show(win->m_widget);
-
-                wxShowEvent showEvent(win->GetId(), true);
-                showEvent.SetEventObject(win);
-                win->HandleWindowEvent(showEvent);
-            }
+                wxSize(int(p[0] + p[1]), int(p[2] + p[3]));
+            win->GTKUpdateDecorSize(decorSize);
         }
         if (data)
             XFree(data);
@@ -463,7 +417,6 @@ BEGIN_EVENT_TABLE(wxTopLevelWindowGTK, wxTopLevelWindowBase)
     EVT_SYS_COLOUR_CHANGED(wxTopLevelWindowGTK::OnSysColourChanged)
 END_EVENT_TABLE()
 
-
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK creation
 // ----------------------------------------------------------------------------
@@ -671,7 +624,10 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
         }
     }
 
-    gtk_window_set_default_size(GTK_WINDOW(m_widget), m_width, m_height);
+    m_decorSize = GetCachedDecorSize();
+    int w, h;
+    GTKDoGetSize(&w, &h);
+    gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h);
 
     return true;
 }
@@ -808,8 +764,19 @@ bool wxTopLevelWindowGTK::Show( bool show )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
-    const bool wasRealized = GTK_WIDGET_REALIZED(m_widget);
-    bool deferShow = show && m_deferShow && !wasRealized;
+    bool deferShow = show && m_deferShow && !m_isShown;
+    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)) &&
+            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);
+    }
     if (deferShow)
     {
         // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
@@ -819,30 +786,17 @@ bool wxTopLevelWindowGTK::Show( bool show )
         // what wxWidgets expects it to be without an obvious change in the
         // window size immediately after it becomes visible.
 
-        // Realize m_widget, so m_widget->window can be used. Realizing causes
-        // the widget tree to be size_allocated, which generates size events in
-        // the wrong order. So temporarily remove child from m_widget while
-        // realizing.
-        GtkWidget* child = GTK_BIN(m_widget)->child;
-        if (child)
-        {
-            g_object_ref(child);
-            gtk_container_remove(GTK_CONTAINER(m_widget), child);
-        }
+        // Realize m_widget, so m_widget->window can be used. Realizing normally
+        // causes the widget tree to be size_allocated, which generates size
+        // events in the wrong order. However, the size_allocates will not be
+        // done if the allocation is not the default (1,1).
+        const int alloc_width = m_widget->allocation.width;
+        if (alloc_width == 1)
+            m_widget->allocation.width = 2;
         gtk_widget_realize(m_widget);
-        if (child)
-        {
-            gtk_container_add(GTK_CONTAINER(m_widget), child);
-            g_object_unref(child);
-        }
+        if (alloc_width == 1)
+            m_widget->allocation.width = 1;
 
-        m_deferShow =
-        deferShow = gdk_x11_screen_supports_net_wm_hint(
-            gdk_drawable_get_screen(m_widget->window),
-            gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) != 0;
-    }
-    if (deferShow)
-    {
         // send _NET_REQUEST_FRAME_EXTENTS
         XClientMessageEvent xevent;
         memset(&xevent, 0, sizeof(xevent));
@@ -862,7 +816,7 @@ bool wxTopLevelWindowGTK::Show( bool show )
         return true;
     }
 
-    if (show && !wasRealized)
+    if (show && !GTK_WIDGET_REALIZED(m_widget))
     {
         // size_allocate signals occur in reverse order (bottom to top).
         // Things work better if the initial wxSizeEvents are sent (from the
@@ -955,6 +909,14 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
     }
 }
 
+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;
+    wxTopLevelWindowBase::DoSetClientSize(width, height);
+}
+
 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 {
     wxASSERT_MSG(m_widget, wxT("invalid frame"));
@@ -1014,24 +976,75 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
         (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
 }
 
-void wxTopLevelWindowGTK::OnInternalIdle()
+void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
 {
-    // set the focus if not done yet and if we can already do it
-    if ( GTK_WIDGET_REALIZED(m_wxwindow) )
+    if (!IsMaximized() && !IsFullScreen())
+        GetCachedDecorSize() = decorSize;
+    if (m_decorSize != decorSize)
     {
-        if ( g_delayedFocus &&
-             wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
+        const wxSize diff = decorSize - m_decorSize;
+        m_decorSize = decorSize;
+        bool resized = false;
+        if (m_deferShow)
         {
-            wxLogTrace(_T("focus"),
-                       _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
-                       g_delayedFocus->GetClassInfo()->GetClassName(),
-                       g_delayedFocus->GetLabel().c_str());
-
-            g_delayedFocus->SetFocus();
-            g_delayedFocus = NULL;
+            // keep overall size unchanged by shrinking m_widget
+            int w, h;
+            GTKDoGetSize(&w, &h);
+            // but not if size would be less than minimum, it won't take effect
+            const wxSize minSize = GetMinSize();
+            if (w >= minSize.x && h >= minSize.y)
+            {
+                gtk_window_resize(GTK_WINDOW(m_widget), w, h);
+                resized = true;
+            }
+        }
+        if (!resized)
+        {
+            // adjust overall size to match change in frame extents
+            m_width  += diff.x;
+            m_height += diff.y;
+            if (m_width  < 0) m_width  = 0;
+            if (m_height < 0) m_height = 0;
+            m_oldClientWidth = 0;
+            gtk_widget_queue_resize(m_wxwindow);
         }
     }
+    if (m_deferShow)
+    {
+        // gtk_widget_show() was deferred, do it now
+        m_deferShow = false;
+        GetClientSize(&m_oldClientWidth, &m_oldClientHeight);
+        wxSizeEvent sizeEvent(GetSize(), GetId());
+        sizeEvent.SetEventObject(this);
+        HandleWindowEvent(sizeEvent);
+
+        gtk_widget_show(m_widget);
+
+        wxShowEvent showEvent(GetId(), true);
+        showEvent.SetEventObject(this);
+        HandleWindowEvent(showEvent);
+    }
+}
+
+wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
+{
+    static wxSize size[8];
+
+    int index = 0;
+    // title bar
+    if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE))
+        index = 1;
+    // border
+    if (m_gdkDecor & GDK_DECOR_BORDER)
+        index |= 2;
+    // utility window decor can be different
+    if (m_windowStyle & wxFRAME_TOOL_WINDOW)
+        index |= 4;
+    return size[index];
+}
 
+void wxTopLevelWindowGTK::OnInternalIdle()
+{
     wxWindow::OnInternalIdle();
 
     // Synthetize activate events.
@@ -1176,13 +1189,22 @@ bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
 
-    GdkWindow *window = NULL;
-    if (m_wxwindow)
+    if ( GTK_WIDGET_REALIZED(m_widget) )
     {
-        do_shape_combine_region(m_wxwindow->window, region);
+        if ( m_wxwindow )
+            do_shape_combine_region(m_wxwindow->window, region);
+
+        return do_shape_combine_region(m_widget->window, region);
+    }
+    else // not realized yet
+    {
+        // store the shape to set, it will be really set once we're realized
+        m_shape = region;
+
+        // we don't know if we're going to succeed or fail, be optimistic by
+        // default
+        return true;
     }
-    window = m_widget->window;
-    return do_shape_combine_region(window, region);
 }
 
 bool wxTopLevelWindowGTK::IsActive()