show help for the page under mouse when the [?] button is used to request help

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

diff --git a/src/gtk/mdi.cpp b/src/gtk/mdi.cpp
index 08f0a4e5dbafff31b66425a355324f88015c511c..f88a1fdba0f24bc54b898da4970bebcdbb11b32e 100644 (file)
--- a/src/gtk/mdi.cpp
+++ b/src/gtk/mdi.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        mdi.cpp
+// Name:        src/gtk/mdi.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,17 +7,20 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "mdi.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if wxUSE_MDI
 
 #include "wx/mdi.h"
 
-#if wxUSE_MDI_ARCHITECTURE
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/menu.h"
+    #include "wx/dialog.h"
+#endif
 
-#include "wx/dialog.h"
-#include "wx/menu.h"
-#include "wx/intl.h"
+#include "wx/notebook.h"
 #include "wx/gtk/private.h"
 
 #include <glib.h>
@@ -31,13 +34,6 @@
 
 const int wxMENU_HEIGHT = 27;
 
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
 //-----------------------------------------------------------------------------
 // globals
 //-----------------------------------------------------------------------------
@@ -48,6 +44,7 @@ extern wxList wxPendingDelete;
 // "switch_page"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
                               GtkNotebookPage *page,
@@ -75,14 +72,15 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
 
     child = (wxMDIChildFrame*) NULL;
 
-    wxWindowList::Node  *node = client_window->GetChildren().GetFirst();
-    while (node)
+    wxWindowList::compatibility_iterator node = client_window->GetChildren().GetFirst();
+    while ( node )
     {
         wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
 
-        wxASSERT_MSG( child_frame, _T("child is not a wxMDIChildFrame") );
-
-        if (child_frame->m_page == page)
+        // child_frame can be NULL when this is called from dtor, probably
+        // because g_signal_connect (m_widget, "switch_page", (see below)
+        // isn't deleted early enough
+        if ( child_frame && child_frame->m_page == page )
         {
             child = child_frame;
             break;
@@ -97,6 +95,7 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
     event2.SetEventObject( child);
     child->GetEventHandler()->ProcessEvent( event2 );
 }
+}
 
 //-----------------------------------------------------------------------------
 // wxMDIParentFrame
@@ -159,8 +158,23 @@ void wxMDIParentFrame::OnInternalIdle()
     if (m_justInserted)
     {
         GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
-        gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
+        gtk_notebook_set_current_page( notebook, g_list_length( notebook->children ) - 1 );
 
+        /* need to set the menubar of the child */
+        wxMDIChildFrame *active_child_frame = GetActiveChild();
+        if (active_child_frame != NULL)
+        {
+            wxMenuBar *menu_bar = active_child_frame->m_menuBar;
+            if (menu_bar)
+            {
+                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(active_child_frame);
+            }
+        }
         m_justInserted = false;
         return;
     }
@@ -170,7 +184,7 @@ void wxMDIParentFrame::OnInternalIdle()
     wxMDIChildFrame *active_child_frame = GetActiveChild();
     bool visible_child_menu = false;
 
-    wxWindowList::Node     *node = m_clientWindow->GetChildren().GetFirst();
+    wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
     while (node)
     {
         wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
@@ -247,7 +261,7 @@ wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
     GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
     if (!page) return (wxMDIChildFrame*) NULL;
 
-    wxWindowList::Node  *node = m_clientWindow->GetChildren().GetFirst();
+    wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
     while (node)
     {
         wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
@@ -377,7 +391,7 @@ void wxMDIChildFrame::Activate()
     wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
     GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
     gint pageno = gtk_notebook_page_num( notebook, m_widget );
-    gtk_notebook_set_page( notebook, pageno );
+    gtk_notebook_set_current_page( notebook, pageno );
 }
 
 void wxMDIChildFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
@@ -413,6 +427,7 @@ void wxMDIChildFrame::SetTitle( const wxString &title )
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 {
     if (g_isIdle) wxapp_install_idle_handler();
@@ -428,6 +443,7 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
     win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
 }
+}
 
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxMDIClientWindow
@@ -435,14 +451,14 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
 static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* child )
 {
-    wxString s = child->m_title;
+    wxString s = child->GetTitle();
     if (s.IsNull()) s = _("MDI child");
 
     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 );
+    g_signal_connect (child->m_widget, "size_allocate",
+                      G_CALLBACK (gtk_page_size_callback), child);
 
     GtkNotebook *notebook = GTK_NOTEBOOK(parent->m_widget);
 
@@ -471,6 +487,7 @@ wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
 
 wxMDIClientWindow::~wxMDIClientWindow()
 {
+
 }
 
 bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
@@ -480,7 +497,7 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
     m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
 
     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
-        !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
+        !CreateBase( parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
     {
         wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
         return false;
@@ -488,8 +505,8 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 
     m_widget = gtk_notebook_new();
 
-    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
-      GTK_SIGNAL_FUNC(gtk_mdi_page_change_callback), (gpointer)parent );
+    g_signal_connect (m_widget, "switch_page",
+                      G_CALLBACK (gtk_mdi_page_change_callback), parent);
 
     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );