]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/toplevel.cpp
don't east 100% of CPU when showing popup menu (patch 762500)
[wxWidgets.git] / src / gtk1 / toplevel.cpp
index f94dbeab591a24c6a1f19f2ed64ff8392007d3ad..129e4fbb7c59de4dc5eea3b218a3b531bee2293e 100644 (file)
 
 #include "wx/defs.h"
 
+#include "wx/log.h"
 #include "wx/dialog.h"
 #include "wx/control.h"
 #include "wx/app.h"
 #include "wx/dcclient.h"
+#include "wx/gtk/private.h"
+#include "wx/timer.h"
 
 #include <glib.h>
 #include <gdk/gdk.h>
 
 #include "wx/unix/utilsx11.h"
 
+// XA_CARDINAL
+#include <X11/Xatom.h>
+
 // ----------------------------------------------------------------------------
 // idle system
 // ----------------------------------------------------------------------------
 
 extern void wxapp_install_idle_handler();
 extern bool g_isIdle;
-extern int g_openDialogs;
-
-// ----------------------------------------------------------------------------
-// event tables
-// ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // data
 // ----------------------------------------------------------------------------
 
-extern wxList wxPendingDelete;
-
-// ----------------------------------------------------------------------------
-// debug
-// ----------------------------------------------------------------------------
-
-#ifdef __WXDEBUG__
+extern wxList         wxPendingDelete;
 
-extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window );
-
-#endif
-
-// ============================================================================
-// implementation
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// GTK callbacks
-// ----------------------------------------------------------------------------
+extern int            g_openDialogs;
+extern wxWindowGTK   *g_delayedFocus;
 
 //-----------------------------------------------------------------------------
 // "focus" from m_window
@@ -131,7 +117,8 @@ static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WX
         wxapp_install_idle_handler();
 
     if (win->IsEnabled() &&
-        (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)))
+        (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
+         win->IsGrabbed()))
         win->Close();
 
     return TRUE;
@@ -172,7 +159,8 @@ gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WX
 // so we do this directly after realization
 
 static void
-gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), wxTopLevelWindowGTK *win )
+gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
+                             wxTopLevelWindowGTK *win )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
@@ -192,28 +180,11 @@ gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), wxTopLevelWindowGTK *
 
     // reset the icon
     wxIconBundle iconsOld = win->GetIcons();
-    wxIcon tmp = iconsOld.GetIcon( -1 ); // operator != is not-const
-    if ( tmp != wxNullIcon )
+    if ( iconsOld.GetIcon(-1).Ok() )
     {
-        // wxIconBundle icon( iconOld );
         win->SetIcon( wxNullIcon );
         win->SetIcons( iconsOld );
     }
-
-    // we set the focus to the child that accepts the focus. this
-    // doesn't really have to be done in "realize" but why not? 
-    wxWindowList::Node *node = win->GetChildren().GetFirst();
-    while (node)
-    {
-        wxWindow *child = node->GetData();
-        if (child->AcceptsFocus())
-        {
-            child->SetFocus();
-            break;
-        }
-
-        node = node->GetNext();
-    }
 }
 
 //-----------------------------------------------------------------------------
@@ -256,13 +227,14 @@ static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_ev
                         (char *)"base",
                         0, 0, -1, -1);
 
-    return TRUE;
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
 // "draw" of m_client
 //-----------------------------------------------------------------------------
 
+#ifndef __WXGTK20__
 
 static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 {
@@ -277,6 +249,8 @@ static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxW
                         0, 0, -1, -1);
 }
 
+#endif // GTK+ 1.x
+
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK itself
 // ----------------------------------------------------------------------------
@@ -331,11 +305,11 @@ void wxTopLevelWindowGTK::Init()
     m_miniTitle = 0;
     m_mainWidget = (GtkWidget*) NULL;
     m_insertInClientArea = TRUE;
-    m_isFrame = TRUE;
     m_isIconized = FALSE;
     m_fsIsShowing = FALSE;
     m_themeEnabled = TRUE;
     m_gdkDecor = m_gdkFunc = 0;
+    m_grabbed = FALSE;
 }
 
 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
@@ -361,7 +335,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     wxTopLevelWindows.Append( this );
 
     m_needParent = FALSE;
-    
+
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
     {
@@ -390,20 +364,17 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
     m_widget = gtk_window_new( win_type );
 
-    if (m_parent && (GTK_IS_WINDOW(m_parent->m_widget)) &&
-        (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG))
+    if (m_parent && (((GTK_IS_WINDOW(m_parent->m_widget)) &&
+                     (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
+                    (style & wxFRAME_FLOAT_ON_PARENT)))
     {
         gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
     }
 
     if (!name.IsEmpty())
-        gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
+        gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_widget, wxT("wxTopLevelWindowGTK::m_widget"), name );
-#endif
-
-    gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
+    gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 
     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
@@ -415,25 +386,22 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 
-    // for m_mainWidget themes
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
+    if (m_miniEdge == 0) // wxMiniFrame has its own version.
+    {
+       // For m_mainWidget themes
+       gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
+#ifndef __WXGTK20__
+       gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
-
-#ifdef __WXDEBUG__
-    debug_focus_in( m_mainWidget, wxT("wxTopLevelWindowGTK::m_mainWidget"), name );
 #endif
+    }
 
     // m_wxwindow only represents the client area without toolbar and menubar
     m_wxwindow = gtk_pizza_new();
     gtk_widget_show( m_wxwindow );
     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_wxwindow, wxT("wxTopLevelWindowGTK::m_wxwindow"), name );
-#endif
-
     // we donm't allow the frame to get the focus as otherwise
     // the frame will grab it at arbitrary focus changes
     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
@@ -448,7 +416,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
     if ((m_x != -1) || (m_y != -1))
         gtk_widget_set_uposition( m_widget, m_x, m_y );
-        
+
     gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 
     //  we cannot set MWM hints and icons before the widget has
@@ -488,10 +456,15 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
         // All this is for Motif Window Manager "hints" and is supposed to be
         // recognized by other WMs as well.
         if ((style & wxCAPTION) != 0)
+        {
             m_gdkDecor |= GDK_DECOR_TITLE;
-        if ((style & wxSYSTEM_MENU) != 0)
+        }
+        if ((style & wxCLOSE_BOX) != 0)
         {
             m_gdkFunc |= GDK_FUNC_CLOSE;
+        }
+        if ((style & wxSYSTEM_MENU) != 0)
+        {
             m_gdkDecor |= GDK_DECOR_MENU;
         }
         if ((style & wxMINIMIZE_BOX) != 0)
@@ -516,25 +489,22 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 {
+    if (m_grabbed)
+    {
+        wxASSERT_MSG( FALSE, _T("Window still grabbed"));
+        RemoveGrab();
+    }
+
     m_isBeingDeleted = TRUE;
-    
+
     // it may also be GtkScrolledWindow in the case of an MDI child
     if (GTK_IS_WINDOW(m_widget))
     {
         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
     }
+}
 
-    wxTopLevelWindows.DeleteObject( this );
-
-    if (wxTheApp->GetTopWindow() == this)
-        wxTheApp->SetTopWindow( (wxWindow*) NULL );
 
-    if ((wxTopLevelWindows.Number() == 0) &&
-        (wxTheApp->GetExitOnFrameDelete()))
-    {
-        wxTheApp->ExitMainLoop();
-    }
-}
 
 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 {
@@ -542,42 +512,66 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 
     m_fsIsShowing = show;
 
+    GdkWindow *window = m_widget->window;
+    wxX11FullScreenMethod method =
+        wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
+                                 (WXWindow)GDK_ROOT_WINDOW());
+
     if (show)
     {
-        m_fsSaveGdkFunc = m_gdkFunc;
-        m_fsSaveGdkDecor = m_gdkDecor;
         m_fsSaveFlag = style;
         GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
         GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 
-        gtk_widget_hide( m_widget );
-        gtk_widget_unrealize( m_widget );
+        int screen_width,screen_height;
+        wxDisplaySize( &screen_width, &screen_height );
 
-        m_gdkDecor = (long) GDK_DECOR_BORDER;
-        m_gdkFunc = (long) GDK_FUNC_MOVE;
+               gint client_x, client_y, root_x, root_y;
+               gint width, height;
 
-        int x;
-        int y;
-        wxDisplaySize( &x, &y );
-        SetSize( 0, 0, x, y );
+        if (method != wxX11_FS_WMSPEC)
+        {
+            // don't do it always, Metacity hates it
+            m_fsSaveGdkFunc = m_gdkFunc;
+            m_fsSaveGdkDecor = m_gdkDecor;
+            m_gdkFunc = m_gdkDecor = 0;
+            gdk_window_set_decorations(window, (GdkWMDecoration)0);
+            gdk_window_set_functions(window, (GdkWMFunction)0);
+        }
+
+               gdk_window_get_origin (m_widget->window, &root_x, &root_y);
+               gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
+                                        &width, &height, NULL);
 
-        gtk_widget_realize( m_widget );
-        gtk_widget_show( m_widget );
+               gdk_window_move_resize (m_widget->window, -client_x, -client_y,
+                                       screen_width + 1, screen_height + 1);
+
+        wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
+                                (WXWindow)GDK_ROOT_WINDOW(),
+                                (WXWindow)GDK_WINDOW_XWINDOW(window),
+                                show, &m_fsSaveFrame, method);
     }
     else
     {
-        gtk_widget_hide( m_widget );
-        gtk_widget_unrealize( m_widget );
-
-        m_gdkFunc = m_fsSaveGdkFunc;
-        m_gdkDecor = m_fsSaveGdkDecor;
+        if (method != wxX11_FS_WMSPEC)
+        {
+            // don't do it always, Metacity hates it
+            m_gdkFunc = m_fsSaveGdkFunc;
+            m_gdkDecor = m_fsSaveGdkDecor;
+            gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
+            gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
+        }
 
-        SetSize( m_fsSaveFrame.x, m_fsSaveFrame.y, m_fsSaveFrame.width, m_fsSaveFrame.height );
+        wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
+                                (WXWindow)GDK_ROOT_WINDOW(),
+                                (WXWindow)GDK_WINDOW_XWINDOW(window),
+                                show, &m_fsSaveFrame, method);
 
-        gtk_widget_realize( m_widget );
-        gtk_widget_show( m_widget );
+        SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
+                m_fsSaveFrame.width, m_fsSaveFrame.height);
     }
 
+
     return TRUE;
 }
 
@@ -629,16 +623,14 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
     {
         if (x != -1) m_x = x;
         if (y != -1) m_y = y;
-        if (width != -1) m_width = width;
-        if (height != -1) m_height = height;
     }
     else
     {
         m_x = x;
         m_y = y;
-        m_width = width;
-        m_height = height;
     }
+    if (width != -1) m_width = width;
+    if (height != -1) m_height = height;
 
 /*
     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
@@ -746,14 +738,37 @@ void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
     if (m_mainWidget)
     {
         // set size hints
-        gint flag = 0; // GDK_HINT_POS;
+        gint            flag = 0; // GDK_HINT_POS;
+        GdkGeometry     geom;
+
         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
-        GdkGeometry geom;
+
         geom.min_width = minWidth;
         geom.min_height = minHeight;
-        geom.max_width = maxWidth;
-        geom.max_height = maxHeight;
+
+            // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
+            // maxHeight or maxWidth is set, we must set them both, else the
+            // remaining -1 will be taken literally.
+
+            // I'm certain this also happens elsewhere, and is the probable
+            // cause of other such things as:
+            // Gtk-WARNING **: gtk_widget_size_allocate():
+            //       attempt to allocate widget with width 65535 and height 600
+            // but I don't have time to track them all now..
+            //
+            // Really we need to encapulate all this height/width business and
+            // stop any old method from ripping at the members directly and
+            // scattering -1's without regard for who might resolve them later.
+
+        geom.max_width = ( maxHeight == -1 ) ? maxWidth
+                         : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
+                           : maxWidth ;
+
+        geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
+                          : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
+                            : maxHeight ;
+
         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
                                        (GtkWidget*) NULL,
                                        &geom,
@@ -769,6 +784,7 @@ void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
         int client_y = m_miniEdge + m_miniTitle;
         int client_w = m_width - 2*m_miniEdge;
         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
+
         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                               m_wxwindow,
                               client_x, client_y, client_w, client_h );
@@ -801,10 +817,25 @@ void wxTopLevelWindowGTK::OnInternalIdle()
         return;
     }
 
+    // set the focus if not done yet and if we can already do it
+    if ( GTK_WIDGET_REALIZED(m_wxwindow) )
+    {
+        if ( g_delayedFocus &&
+             wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
+        {
+            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;
+        }
+    }
+
     wxWindow::OnInternalIdle();
 }
 
-
 // ----------------------------------------------------------------------------
 // frame title/icon
 // ----------------------------------------------------------------------------
@@ -814,7 +845,7 @@ void wxTopLevelWindowGTK::SetTitle( const wxString &title )
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
     m_title = title;
-    gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
+    gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 }
 
 void wxTopLevelWindowGTK::DoSetIcon( const wxIcon &icon )
@@ -845,18 +876,27 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
     wxTopLevelWindowBase::SetIcons( icons );
 
     DoSetIcon( icons.GetIcon( -1 ) );
-    if( window )
+    if ( window )
+    {
         wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
                        (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
+    }
 }
 
 // ----------------------------------------------------------------------------
 // frame state: maximized/iconized/normal
 // ----------------------------------------------------------------------------
 
-void wxTopLevelWindowGTK::Maximize(bool WXUNUSED(maximize))
+void wxTopLevelWindowGTK::Maximize(bool maximize)
 {
+#ifdef __WXGTK20__
+    if (maximize)
+        gtk_window_maximize( GTK_WINDOW( m_widget ) );
+    else
+        gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
+#else
     wxFAIL_MSG( _T("not implemented") );
+#endif
 }
 
 bool wxTopLevelWindowGTK::IsMaximized() const
@@ -869,11 +909,22 @@ bool wxTopLevelWindowGTK::IsMaximized() const
 
 void wxTopLevelWindowGTK::Restore()
 {
+#ifdef __GTK20__
+    // "Present" seems similar enough to "restore"
+    gtk_window_present( GTK_WINDOW( m_widget ) );
+#else
     wxFAIL_MSG( _T("not implemented") );
+#endif
 }
 
 void wxTopLevelWindowGTK::Iconize( bool iconize )
 {
+#ifdef __WXGTK20__
+    if (iconize)
+        gtk_window_iconify( GTK_WINDOW( m_widget ) );
+    else
+        gtk_window_deiconify( GTK_WINDOW( m_widget ) );
+#else
    if (iconize)
    {
        GdkWindow *window = m_widget->window;
@@ -885,6 +936,7 @@ void wxTopLevelWindowGTK::Iconize( bool iconize )
                        GDK_WINDOW_XWINDOW( window ),
                        DefaultScreen( GDK_DISPLAY() ) );
    }
+#endif
 }
 
 bool wxTopLevelWindowGTK::IsIconized() const
@@ -901,3 +953,66 @@ void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
     }
 }
 
+void wxTopLevelWindowGTK::AddGrab()
+{
+    if (!m_grabbed)
+    {
+        m_grabbed = TRUE;
+        gtk_grab_add( m_widget );
+        gtk_main();
+        gtk_grab_remove( m_widget );
+    }
+}
+
+void wxTopLevelWindowGTK::RemoveGrab()
+{
+    if (m_grabbed)
+    {
+        gtk_main_quit();
+        m_grabbed = FALSE;
+    }
+}
+
+
+// helper
+static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
+{
+    if (window)
+    {
+        if (region.IsEmpty())
+        {
+            gdk_window_shape_combine_mask(window, NULL, 0, 0);
+        }
+        else
+        {
+#ifdef __WXGTK20__
+        gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
+#else
+        wxBitmap bmp = region.ConvertToBitmap();
+        bmp.SetMask(new wxMask(bmp, *wxBLACK));
+        GdkBitmap* mask = bmp.GetMask()->GetBitmap();
+        gdk_window_shape_combine_mask(window, mask, 0, 0);
+#endif
+        return TRUE;
+        }
+    }
+    return FALSE;
+}
+
+
+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)
+    {
+        window = GTK_PIZZA(m_wxwindow)->bin_window;
+        do_shape_combine_region(window, region);
+    }
+    window = m_widget->window;
+    return do_shape_combine_region(window, region);
+}
+
+// vi:sts=4:sw=4:et