X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/33b64e6f8b7cf372a569e61d7eee879217945043..0c0890656219df340e90c8f3ba230c50490096aa:/src/gtk/mdi.cpp?ds=sidebyside

diff --git a/src/gtk/mdi.cpp b/src/gtk/mdi.cpp
index edfdec5641..766d11f20a 100644
--- a/src/gtk/mdi.cpp
+++ b/src/gtk/mdi.cpp
@@ -25,55 +25,20 @@
 // constants
 //-----------------------------------------------------------------------------
 
-const int wxMENU_HEIGHT    = 27;
+const int wxMENU_HEIGHT = 27;
 
 //-----------------------------------------------------------------------------
-// globals
+// idle system
 //-----------------------------------------------------------------------------
 
-extern wxList wxPendingDelete;
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
 
 //-----------------------------------------------------------------------------
-// "size_allocate"
-//-----------------------------------------------------------------------------
-
-static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
-{
-    if ((win->m_x == alloc->x) &&
-        (win->m_y == alloc->y) &&
-        (win->m_width == alloc->width) &&
-        (win->m_height == alloc->height) &&
-        (win->m_sizeSet))
-    {
-        return;
-    }
-
-    win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
-}
-
-//-----------------------------------------------------------------------------
-// "switch_page"
+// globals
 //-----------------------------------------------------------------------------
 
-static void gtk_page_change_callback( GtkNotebook *WXUNUSED(widget),
-                                      GtkNotebookPage *page,
-                                      gint WXUNUSED(nPage),
-                                      wxMDIClientWindow *client_win )
-{
-    wxNode *node = client_win->m_children.First();
-    while (node)
-    {
-        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
-        if (child_frame->m_page == page)
-        {
-            wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)client_win->m_parent;
-            mdi_frame->m_currentChild = child_frame;
-            mdi_frame->SetMDIMenuBar( child_frame->m_menuBar );
-            return;
-        }
-        node = node->Next();
-    }
-}
+extern wxList wxPendingDelete;
 
 //-----------------------------------------------------------------------------
 // wxMDIParentFrame
@@ -84,11 +49,10 @@ IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
 BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
 END_EVENT_TABLE()
 
-wxMDIParentFrame::wxMDIParentFrame(void)
+wxMDIParentFrame::wxMDIParentFrame()
 {
+    m_justInserted = FALSE;
     m_clientWindow = (wxMDIClientWindow *) NULL;
-    m_currentChild = (wxMDIChildFrame *) NULL;
-    m_parentFrameActive = TRUE;
 }
 
 wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
@@ -96,13 +60,12 @@ wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
       const wxPoint& pos, const wxSize& size,
       long style, const wxString& name )
 {
+    m_justInserted = FALSE;
     m_clientWindow = (wxMDIClientWindow *) NULL;
-    m_currentChild = (wxMDIChildFrame *) NULL;
-    m_parentFrameActive = TRUE;
     Create( parent, id, title, pos, size, style, name );
 }
 
-wxMDIParentFrame::~wxMDIParentFrame(void)
+wxMDIParentFrame::~wxMDIParentFrame()
 {
 }
 
@@ -122,38 +85,62 @@ void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
 {
     wxFrame::GtkOnSize( x, y, width, height );
 
-    if (m_mdiMenuBar)
-    {
-        m_mdiMenuBar->m_x = 0;  
-        m_mdiMenuBar->m_y = 0;
-        m_mdiMenuBar->m_width = m_width;
-        m_mdiMenuBar->m_height = wxMENU_HEIGHT;
-        gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_mdiMenuBar->m_widget, 0, 0 );
-        gtk_widget_set_usize( m_mdiMenuBar->m_widget, m_width, wxMENU_HEIGHT );
-    }
+    wxMDIChildFrame *child_frame = GetActiveChild();
+    if (!child_frame) return;
+
+    wxMenuBar *menu_bar = child_frame->m_menuBar;
+    if (!menu_bar) return;
+    if (!menu_bar->m_widget) return;
+
+    menu_bar->m_x = 0;
+    menu_bar->m_y = 0;
+    menu_bar->m_width = m_width;
+    menu_bar->m_height = wxMENU_HEIGHT;
+    gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget), 
+                          menu_bar->m_widget, 
+                          0, 0, m_width, wxMENU_HEIGHT );
 }
 
-void wxMDIParentFrame::SetMDIMenuBar( wxMenuBar *menu_bar )
+void wxMDIParentFrame::OnInternalIdle()
 {
-    /* hide old child menu bar */
-    if (m_mdiMenuBar) m_mdiMenuBar->Show( FALSE );
-    
-    m_mdiMenuBar = menu_bar;
-    
-    /* show and resize new menu child menu bar */
-    if (m_mdiMenuBar)
+    /* if a an MDI child window has just been inserted
+       it has to be brought to the top in idle time. we
+       simply set the last notebook page active as new
+       pages can only be appended at the end */
+
+    if (m_justInserted)
     {
-        m_mdiMenuBar->m_x = 0;  
-        m_mdiMenuBar->m_y = 0;
-        m_mdiMenuBar->m_width = m_width;
-        m_mdiMenuBar->m_height = wxMENU_HEIGHT;
-        gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_mdiMenuBar->m_widget, 0, 0 );
-        gtk_widget_set_usize( m_mdiMenuBar->m_widget, m_width, wxMENU_HEIGHT );
-        m_mdiMenuBar->Show( TRUE );
+        GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
+        gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
+
+        m_justInserted = FALSE;
+        return;
     }
-    
+
+    wxFrame::OnInternalIdle();
+
+    wxMDIChildFrame *active_child_frame = GetActiveChild();
+    bool visible_child_menu = FALSE;
+
+    wxNode *node = m_clientWindow->GetChildren().First();
+    while (node)
+    {
+        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+        if (child_frame->m_menuBar)
+        {
+            if (child_frame == active_child_frame)
+            {
+               gtk_widget_show( child_frame->m_menuBar->m_widget );
+               visible_child_menu = TRUE;
+            }
+            else
+               gtk_widget_hide( child_frame->m_menuBar->m_widget );
+        }
+        node = node->Next();
+    }
+
     /* show/hide parent menu bar as required */
-    if (m_frameMenuBar) m_frameMenuBar->Show( (m_mdiMenuBar == NULL) );
+    if (m_frameMenuBar) m_frameMenuBar->Show( !visible_child_menu );
 }
 
 void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
@@ -161,29 +148,53 @@ void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
     wxFrame::GetClientSize( width, height );
 }
 
-wxMDIChildFrame *wxMDIParentFrame::GetActiveChild(void) const
+wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
 {
-    return m_currentChild;
+    if (!m_clientWindow) return (wxMDIChildFrame*) NULL;
+
+    GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
+    if (!notebook) return (wxMDIChildFrame*) NULL;
+
+#if (GTK_MINOR_VERSION > 0)
+    gint i = gtk_notebook_get_current_page( notebook );
+#else
+    gint i = gtk_notebook_current_page( notebook );
+#endif
+    if (i < 0) return (wxMDIChildFrame*) NULL;
+
+    GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
+    if (!page) return (wxMDIChildFrame*) NULL;
+
+    wxNode *node = m_clientWindow->GetChildren().First();
+    while (node)
+    {
+        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+        if (child_frame->m_page == page)
+            return child_frame;
+        node = node->Next();
+    }
+
+    return (wxMDIChildFrame*) NULL;
 }
 
-wxMDIClientWindow *wxMDIParentFrame::GetClientWindow(void) const
+wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const
 {
     return m_clientWindow;
 }
 
-wxMDIClientWindow *wxMDIParentFrame::OnCreateClient(void)
+wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
 {
     m_clientWindow = new wxMDIClientWindow( this );
     return m_clientWindow;
 }
 
-void wxMDIParentFrame::ActivateNext(void)
+void wxMDIParentFrame::ActivateNext()
 {
     if (m_clientWindow)
       gtk_notebook_next_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
 }
 
-void wxMDIParentFrame::ActivatePrevious(void)
+void wxMDIParentFrame::ActivatePrevious()
 {
     if (m_clientWindow)
       gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
@@ -202,12 +213,12 @@ void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(eve
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)
-  
+
 BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame)
     EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
 END_EVENT_TABLE()
 
-wxMDIChildFrame::wxMDIChildFrame(void)
+wxMDIChildFrame::wxMDIChildFrame()
 {
     m_menuBar = (wxMenuBar *) NULL;
     m_page = (GtkNotebookPage *) NULL;
@@ -223,18 +234,10 @@ wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
     Create( parent, id, title, wxDefaultPosition, size, style, name );
 }
 
-wxMDIChildFrame::~wxMDIChildFrame(void)
+wxMDIChildFrame::~wxMDIChildFrame()
 {
     if (m_menuBar)
-    {
-        wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->m_parent;
-        if (mdi_frame->m_currentChild == this)
-        {
-            mdi_frame->SetMDIMenuBar( (wxMenuBar *) NULL );
-            mdi_frame->m_currentChild = (wxMDIChildFrame *) NULL;
-        }
         delete m_menuBar;
-    }
 }
 
 bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
@@ -243,7 +246,7 @@ bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
       long style, const wxString& name )
 {
     m_title = title;
-  
+
     return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
 }
 
@@ -256,11 +259,11 @@ void wxMDIChildFrame::AddChild( wxWindow *child )
 {
     wxWindow::AddChild( child );
 }
-  
+
 static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
 {
     menu->SetInvokingWindow( win );
-    wxNode *node = menu->m_items.First();
+    wxNode *node = menu->GetItems().First();
     while (node)
     {
         wxMenuItem *menuitem = (wxMenuItem*)node->Data();
@@ -276,11 +279,11 @@ void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
 
     if (m_menuBar)
     {
-        wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->m_parent;
+        wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
 
-       if (m_menuBar->m_parent != this)
+       if (m_menuBar->GetParent() != this)
        {
-            wxNode *node = m_menuBar->m_menus.First();
+            wxNode *node = m_menuBar->GetMenus().First();
             while (node)
             {
                 wxMenu *menu = (wxMenu*)node->Data();
@@ -288,13 +291,16 @@ void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
                 node = node->Next();
             }
 
-            m_menuBar->m_parent = mdi_frame;
+            m_menuBar->SetParent( mdi_frame );
         }
-	
-        gtk_myfixed_put( GTK_MYFIXED(mdi_frame->m_wxwindow),
-          m_menuBar->m_widget, m_menuBar->m_x, m_menuBar->m_y );
-	  
-        mdi_frame->SetMDIMenuBar( m_menuBar );
+
+        /* the menu bar of the child window is shown in idle time as needed */
+        gtk_widget_hide( m_menuBar->m_widget );
+
+        /* insert the invisible menu bar into the _parent_ mdi frame */
+        gtk_myfixed_put( GTK_MYFIXED(mdi_frame->m_mainWidget), 
+                         m_menuBar->m_widget, 
+                         0, 0,  mdi_frame->m_width, wxMENU_HEIGHT );
     }
 }
 
@@ -303,14 +309,45 @@ wxMenuBar *wxMDIChildFrame::GetMenuBar() const
     return m_menuBar;
 }
 
-void wxMDIChildFrame::Activate(void)
+void wxMDIChildFrame::Activate()
 {
+#if (GTK_MINOR_VERSION > 0)
+    wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
+    GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
+    gint pageno = gtk_notebook_page_num( notebook, m_page->child );
+    gtk_notebook_set_page( notebook, pageno );
+#else
+    // the only way I can see to do this under gtk+ 1.0.X would
+    // be to keep track of page numbers, start at first and 
+    // do "next" enough times to get to this page number - messy
+    // - J. Russell Smyth
+#endif
 }
 
 void wxMDIChildFrame::OnActivate( wxActivateEvent &WXUNUSED(event) )
 {
 }
 
+//-----------------------------------------------------------------------------
+// "size_allocate"
+//-----------------------------------------------------------------------------
+
+static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
+{
+    if (g_isIdle) wxapp_install_idle_handler();
+
+    if ((win->m_x == alloc->x) &&
+        (win->m_y == alloc->y) &&
+        (win->m_width == alloc->width) &&
+        (win->m_height == alloc->height) &&
+        (win->m_sizeSet))
+    {
+        return;
+    }
+
+    win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
+}
+
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxMDIClientWindow
 //-----------------------------------------------------------------------------
@@ -320,21 +357,20 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
     wxString s = child->m_title;
     if (s.IsNull()) s = _("MDI child");
 
-    GtkWidget *label_widget = gtk_label_new( s );
+    GtkWidget *label_widget = gtk_label_new( s.mbc_str() );
     gtk_misc_set_alignment( GTK_MISC(label_widget), 0.0, 0.5 );
 
     gtk_signal_connect( GTK_OBJECT(child->m_widget), "size_allocate",
       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)child );
-    
+
     GtkNotebook *notebook = GTK_NOTEBOOK(parent->m_widget);
-    
+
     gtk_notebook_append_page( notebook, child->m_widget, label_widget );
 
     child->m_page = (GtkNotebookPage*) (g_list_last(notebook->children)->data);
 
-    gtk_notebook_set_page( notebook, parent->m_children.Number()-1 );
-  
-    gtk_page_change_callback( (GtkNotebook *) NULL, child->m_page, 0, parent );
+    wxMDIParentFrame *parent_frame = (wxMDIParentFrame*) parent->GetParent();
+    parent_frame->m_justInserted = TRUE;
 }
 
 //-----------------------------------------------------------------------------
@@ -343,7 +379,7 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
 
-wxMDIClientWindow::wxMDIClientWindow(void)
+wxMDIClientWindow::wxMDIClientWindow()
 {
 }
 
@@ -352,29 +388,24 @@ wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
     CreateClient( parent, style );
 }
 
-wxMDIClientWindow::~wxMDIClientWindow(void)
+wxMDIClientWindow::~wxMDIClientWindow()
 {
 }
 
 bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 {
     m_needParent = TRUE;
-  
+
     m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
 
     PreCreation( parent, -1, wxPoint(10,10), wxSize(100,100), style, "wxMDIClientWindow" );
 
     m_widget = gtk_notebook_new();
 
-    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
-                        GTK_SIGNAL_FUNC(gtk_page_change_callback), (gpointer)this );
-
     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
 
-    m_parent->AddChild( this );
+    m_parent->DoAddChild( this );
 
-    (m_parent->m_insertCallback)( m_parent, this );
-  
     PostCreation();
 
     Show( TRUE );
@@ -382,5 +413,3 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
     return TRUE;
 }
 
-
-