]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/mdi.cpp
Fix for unsafe use of a global pointer for focus window: now checks at destruct
[wxWidgets.git] / src / gtk1 / mdi.cpp
index 13c558712add7d5d45eff07f9608cb0fe0abe48d..cb80b42cedc97daa0840f0f2f08e0631a77998bb 100644 (file)
 
 #include "wx/dialog.h"
 #include "wx/menu.h"
-#include <wx/intl.h>
+#include "wx/intl.h"
 
-#include "glib.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
 #include "wx/gtk/win_gtk.h"
 
 //-----------------------------------------------------------------------------
@@ -44,38 +44,79 @@ extern bool g_isIdle;
 extern wxList wxPendingDelete;
 
 //-----------------------------------------------------------------------------
-// wxMDIParentFrame
+// "switch_page"
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
+static void
+gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
+                              GtkNotebookPage *page,
+                              gint WXUNUSED(page_num),
+                              wxMDIParentFrame *parent )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
 
-BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
-END_EVENT_TABLE()
+    // send deactivate event to old child
 
-wxMDIParentFrame::wxMDIParentFrame()
-{
-    m_justInserted = FALSE;
-    m_clientWindow = (wxMDIClientWindow *) NULL;
+    wxMDIChildFrame *child = parent->GetActiveChild();
+    if (child)
+    {
+        wxActivateEvent event1( wxEVT_ACTIVATE, FALSE, child->GetId() );
+        event1.SetEventObject( child);
+        child->GetEventHandler()->ProcessEvent( event1 );
+    }
+
+    // send activate event to new child
+
+    wxMDIClientWindow *client_window = parent->GetClientWindow();
+    if (!client_window)
+        return;
+
+    child = (wxMDIChildFrame*) NULL;
+
+    wxNode *node = client_window->GetChildren().First();
+    while (node)
+    {
+        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+        if (child_frame->m_page == page)
+        {
+            child = child_frame;
+            break;
+        }
+        node = node->Next();
+    }
+
+    if (!child)
+         return;
+
+    wxActivateEvent event2( wxEVT_ACTIVATE, TRUE, child->GetId() );
+    event2.SetEventObject( child);
+    child->GetEventHandler()->ProcessEvent( event2 );
 }
 
-wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
-      wxWindowID id, const wxString& title,
-      const wxPoint& pos, const wxSize& size,
-      long style, const wxString& name )
+//-----------------------------------------------------------------------------
+// wxMDIParentFrame
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
+
+void wxMDIParentFrame::Init()
 {
     m_justInserted = FALSE;
     m_clientWindow = (wxMDIClientWindow *) NULL;
-    Create( parent, id, title, pos, size, style, name );
 }
 
 wxMDIParentFrame::~wxMDIParentFrame()
 {
 }
 
-bool wxMDIParentFrame::Create( wxWindow *parent,
-      wxWindowID id, const wxString& title,
-      const wxPoint& pos, const wxSize& size,
-      long style, const wxString& name )
+bool wxMDIParentFrame::Create(wxWindow *parent,
+                              wxWindowID id,
+                              const wxString& title,
+                              const wxPoint& pos,
+                              const wxSize& size,
+                              long style,
+                              const wxString& name )
 {
     wxFrame::Create( parent, id, title, pos, size, style, name );
 
@@ -99,8 +140,8 @@ void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
     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, 
+    gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+                          menu_bar->m_widget,
                           0, 0, m_width, wxMENU_HEIGHT );
 }
 
@@ -128,31 +169,36 @@ void wxMDIParentFrame::OnInternalIdle()
     wxNode *node = m_clientWindow->GetChildren().First();
     while (node)
     {
-        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
-       wxMenuBar *menu_bar = child_frame->m_menuBar;
-        if (child_frame->m_menuBar)
+        wxObject *child = node->Data();
+        wxMDIChildFrame *child_frame = wxDynamicCast(child, wxMDIChildFrame);
+        if ( child_frame )
         {
-            if (child_frame == active_child_frame)
+            wxMenuBar *menu_bar = child_frame->m_menuBar;
+            if ( menu_bar )
             {
-               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;
+                if (child_frame == active_child_frame)
+                {
+                    if (menu_bar->Show(TRUE))
+                    {
+                        menu_bar->m_width = m_width;
+                        menu_bar->m_height = wxMENU_HEIGHT;
+                        gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+                                            menu_bar->m_widget,
+                                            0, 0, m_width, wxMENU_HEIGHT );
+                        menu_bar->SetInvokingWindow( child_frame );
+                    }
+                    visible_child_menu = TRUE;
+                }
+                else
+                {
+                    if (menu_bar->Show(FALSE))
+                    {
+                        menu_bar->UnsetInvokingWindow( child_frame );
+                    }
+                }
             }
-            else
-           {
-               if (menu_bar->Show(FALSE))
-               {
-                   menu_bar->UnsetInvokingWindow( child_frame );
-               }
-           }
         }
+
         node = node->Next();
     }
 
@@ -161,27 +207,27 @@ void wxMDIParentFrame::OnInternalIdle()
         (m_frameMenuBar->IsShown() == visible_child_menu))
     {
         if (visible_child_menu)
-       {
+        {
             m_frameMenuBar->Show( FALSE );
-           m_frameMenuBar->UnsetInvokingWindow( this );
-       }
-       else
-       {
+            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 );
-       }
+            m_frameMenuBar->SetInvokingWindow( this );
+
+            m_frameMenuBar->m_width = m_width;
+            m_frameMenuBar->m_height = wxMENU_HEIGHT;
+            gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+                                m_frameMenuBar->m_widget,
+                                0, 0, m_width, wxMENU_HEIGHT );
+        }
     }
 }
 
-void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
+void wxMDIParentFrame::DoGetClientSize(int *width, int *height ) const
 {
-    wxFrame::GetClientSize( width, height );
+    wxFrame::DoGetClientSize( width, height );
 }
 
 wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
@@ -236,14 +282,6 @@ void wxMDIParentFrame::ActivatePrevious()
       gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
 }
 
-void wxMDIParentFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
-{
-}
-
-void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(event) )
-{
-}
-
 //-----------------------------------------------------------------------------
 // wxMDIChildFrame
 //-----------------------------------------------------------------------------
@@ -252,12 +290,14 @@ IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)
 
 BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame)
     EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
+    EVT_MENU_HIGHLIGHT_ALL(wxMDIChildFrame::OnMenuHighlight)
 END_EVENT_TABLE()
 
 wxMDIChildFrame::wxMDIChildFrame()
 {
     m_menuBar = (wxMenuBar *) NULL;
     m_page = (GtkNotebookPage *) NULL;
+    m_isFrame = FALSE;
 }
 
 wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
@@ -267,6 +307,7 @@ wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
 {
     m_menuBar = (wxMenuBar *) NULL;
     m_page = (GtkNotebookPage *) NULL;
+    m_isFrame = FALSE;
     Create( parent, id, title, wxDefaultPosition, size, style, name );
 }
 
@@ -286,19 +327,19 @@ bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
     return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
 }
 
-void wxMDIChildFrame::GetClientSize( int *width, int *height ) const
+void wxMDIChildFrame::DoGetClientSize( int *width, int *height ) const
 {
-    wxWindow::GetClientSize( width, height );
+    wxWindow::DoGetClientSize( width, height );
 }
 
-void wxMDIChildFrame::AddChild( wxWindow *child )
+void wxMDIChildFrame::AddChild( wxWindowBase *child )
 {
-    wxWindow::AddChild( child );
+    wxWindow::AddChild(child);
 }
 
 void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
 {
-    wxASSERT_MSG( m_menuBar == NULL, _T("Only one menubar allowed") );
+    wxASSERT_MSG( m_menuBar == NULL, wxT("Only one menubar allowed") );
 
     m_menuBar = menu_bar;
 
@@ -309,8 +350,8 @@ void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
         m_menuBar->SetParent( mdi_frame );
 
         /* insert the invisible menu bar into the _parent_ mdi frame */
-        gtk_myfixed_put( GTK_MYFIXED(mdi_frame->m_mainWidget), 
-                         m_menuBar->m_widget, 
+        gtk_pizza_put( GTK_PIZZA(mdi_frame->m_mainWidget),
+                         m_menuBar->m_widget,
                          0, 0,  mdi_frame->m_width, wxMENU_HEIGHT );
     }
 }
@@ -329,14 +370,39 @@ void wxMDIChildFrame::Activate()
     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 
+    // 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) )
+void wxMDIChildFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
+{
+}
+
+void wxMDIChildFrame::OnMenuHighlight( wxMenuEvent& event )
+{
+#if wxUSE_STATUSBAR
+    wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
+    if ( !ShowMenuHelp(mdi_frame->GetStatusBar(), event.GetMenuId()) )
+    {
+        // we don't have any help text for this item, but may be the MDI frame
+        // does?
+        mdi_frame->OnMenuHighlight(event);
+    }
+#endif // wxUSE_STATUSBAR
+}
+
+void wxMDIChildFrame::SetTitle( const wxString &title )
 {
+    if ( title == m_title )
+        return;
+
+    m_title = title;
+
+    wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
+    GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
+    gtk_notebook_set_tab_label_text(notebook, m_page->child, title.mbc_str());
 }
 
 //-----------------------------------------------------------------------------
@@ -409,10 +475,18 @@ 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 );