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[wxWidgets.git] / src / gtk1 / mdi.cpp

diff --git a/src/gtk1/mdi.cpp b/src/gtk1/mdi.cpp
index bed9f15c1a8c50f8d367ee39ce2230e90e715e0a..343743670603a0bf5c667a5391ecdb691a15642e 100644 (file)
--- a/src/gtk1/mdi.cpp
+++ b/src/gtk1/mdi.cpp
@@ -12,6 +12,9 @@
 #endif
 
 #include "wx/mdi.h"
+
+#if wxUSE_MDI_ARCHITECTURE
+
 #include "wx/dialog.h"
 #include "wx/menu.h"
 #include <wx/intl.h>
@@ -40,6 +43,27 @@ extern bool g_isIdle;
 
 extern wxList wxPendingDelete;
 
+//-----------------------------------------------------------------------------
+// "switch_page"
+//-----------------------------------------------------------------------------
+
+static void gtk_mdi_page_change_callback(GtkNotebook *WXUNUSED(widget),
+                                              GtkNotebookPage *WXUNUSED(page),
+                                              gint WXUNUSED(page),
+                                              wxMDIParentFrame *parent )
+{
+    if (g_isIdle) 
+        wxapp_install_idle_handler();
+
+    wxMDIChildFrame *child = parent->GetActiveChild();
+    
+    if (!child) return;
+
+    wxActivateEvent event( wxEVT_ACTIVATE, TRUE, child->GetId() );
+    event.SetEventObject( child);
+    child->GetEventHandler()->ProcessEvent( event );
+}
+
 //-----------------------------------------------------------------------------
 // wxMDIParentFrame
 //-----------------------------------------------------------------------------
@@ -126,21 +150,54 @@ void wxMDIParentFrame::OnInternalIdle()
     while (node)
     {
         wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+       wxMenuBar *menu_bar = child_frame->m_menuBar;
         if (child_frame->m_menuBar)
         {
             if (child_frame == active_child_frame)
             {
-               gtk_widget_show( child_frame->m_menuBar->m_widget );
-               visible_child_menu = TRUE;
+               if (menu_bar->Show(TRUE))
+               {
+                   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 );
+                   menu_bar->SetInvokingWindow( child_frame );
+               }
+                visible_child_menu = TRUE;
             }
             else
-               gtk_widget_hide( child_frame->m_menuBar->m_widget );
+           {
+               if (menu_bar->Show(FALSE))
+               {
+                   menu_bar->UnsetInvokingWindow( child_frame );
+               }
+           }
         }
         node = node->Next();
     }
 
     /* show/hide parent menu bar as required */
-    if (m_frameMenuBar) m_frameMenuBar->Show( !visible_child_menu );
+    if ((m_frameMenuBar) &&
+        (m_frameMenuBar->IsShown() == visible_child_menu))
+    {
+        if (visible_child_menu)
+       {
+            m_frameMenuBar->Show( FALSE );
+           m_frameMenuBar->UnsetInvokingWindow( this );
+       }
+       else
+       {
+            m_frameMenuBar->Show( TRUE );
+           m_frameMenuBar->SetInvokingWindow( this );
+           
+           m_frameMenuBar->m_width = m_width;
+           m_frameMenuBar->m_height = wxMENU_HEIGHT;
+            gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget), 
+                                 m_frameMenuBar->m_widget, 
+                                 0, 0, m_width, wxMENU_HEIGHT );
+       }
+    }
 }
 
 void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
@@ -255,47 +312,22 @@ void wxMDIChildFrame::GetClientSize( int *width, int *height ) const
     wxWindow::GetClientSize( width, height );
 }
 
-void wxMDIChildFrame::AddChild( wxWindow *child )
-{
-    wxWindow::AddChild( child );
-}
-
-static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
+void wxMDIChildFrame::AddChild( wxWindowBase *child )
 {
-    menu->SetInvokingWindow( win );
-    wxNode *node = menu->GetItems().First();
-    while (node)
-    {
-        wxMenuItem *menuitem = (wxMenuItem*)node->Data();
-        if (menuitem->IsSubMenu())
-            SetInvokingWindow( menuitem->GetSubMenu(), win );
-        node = node->Next();
-    }
+    wxWindow::AddChild(child);
 }
 
 void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
 {
+    wxASSERT_MSG( m_menuBar == NULL, wxT("Only one menubar allowed") );
+
     m_menuBar = menu_bar;
 
     if (m_menuBar)
     {
         wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
 
-       if (m_menuBar->GetParent() != this)
-       {
-            wxNode *node = m_menuBar->GetMenus().First();
-            while (node)
-            {
-                wxMenu *menu = (wxMenu*)node->Data();
-                SetInvokingWindow( menu, this );
-                node = node->Next();
-            }
-
-            m_menuBar->SetParent( mdi_frame );
-        }
-
-        /* the menu bar of the child window is shown in idle time as needed */
-        gtk_widget_hide( m_menuBar->m_widget );
+        m_menuBar->SetParent( mdi_frame );
 
         /* insert the invisible menu bar into the _parent_ mdi frame */
         gtk_myfixed_put( GTK_MYFIXED(mdi_frame->m_mainWidget), 
@@ -311,11 +343,11 @@ wxMenuBar *wxMDIChildFrame::GetMenuBar() const
 
 void wxMDIChildFrame::Activate()
 {
-#if( GTK_MINOR_VERSION>0 )
-    wxMDIParentFrame* parent = (wxMDIParentFrame*)GetParent();
+#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);
+    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 
@@ -398,10 +430,18 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 
     m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
 
-    PreCreation( parent, -1, wxPoint(10,10), wxSize(100,100), style, "wxMDIClientWindow" );
+    if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
+        !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
+    {
+        wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
+       return FALSE;
+    }
 
     m_widget = gtk_notebook_new();
 
+    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
+      GTK_SIGNAL_FUNC(gtk_mdi_page_change_callback), (gpointer)parent );
+
     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
 
     m_parent->DoAddChild( this );
@@ -413,3 +453,4 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
     return TRUE;
 }
 
+#endif