Added more docs for the new events, derived from wxNotifyEvents.

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

diff --git a/src/gtk1/mdi.cpp b/src/gtk1/mdi.cpp
index edfdec564143420682eec53ae1560a36883f72fb..13c558712add7d5d45eff07f9608cb0fe0abe48d 100644 (file)
--- a/src/gtk1/mdi.cpp
+++ b/src/gtk1/mdi.cpp
@@ -12,6 +12,9 @@
 #endif
 
 #include "wx/mdi.h"
 #endif
 
 #include "wx/mdi.h"

+
+#if wxUSE_MDI_ARCHITECTURE
+

 #include "wx/dialog.h"
 #include "wx/menu.h"
 #include <wx/intl.h>
 #include "wx/dialog.h"
 #include "wx/menu.h"
 #include <wx/intl.h>


@@ -25,55 +28,20 @@
 // constants
 //-----------------------------------------------------------------------------
 
 // constants
 //-----------------------------------------------------------------------------
 

-const int wxMENU_HEIGHT    = 27;
-
-//-----------------------------------------------------------------------------
-// globals
-//-----------------------------------------------------------------------------
-
-extern wxList wxPendingDelete;
+const int wxMENU_HEIGHT = 27;

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// "size_allocate"
+// idle system

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-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 );
-}
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// "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
 
 //-----------------------------------------------------------------------------
 // wxMDIParentFrame


@@ -84,11 +52,10 @@ IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
 BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
 END_EVENT_TABLE()
 

-wxMDIParentFrame::wxMDIParentFrame(void)
+wxMDIParentFrame::wxMDIParentFrame()

 {
 {

+    m_justInserted = FALSE;

     m_clientWindow = (wxMDIClientWindow *) NULL;
     m_clientWindow = (wxMDIClientWindow *) NULL;

-    m_currentChild = (wxMDIChildFrame *) NULL;
-    m_parentFrameActive = TRUE;

 }
 
 wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
 }
 
 wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,


@@ -96,13 +63,12 @@ wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
       const wxPoint& pos, const wxSize& size,
       long style, const wxString& name )
 {
       const wxPoint& pos, const wxSize& size,
       long style, const wxString& name )
 {

+    m_justInserted = FALSE;

     m_clientWindow = (wxMDIClientWindow *) NULL;
     m_clientWindow = (wxMDIClientWindow *) NULL;

-    m_currentChild = (wxMDIChildFrame *) NULL;
-    m_parentFrameActive = TRUE;

     Create( parent, id, title, pos, size, style, name );
 }
 
     Create( parent, id, title, pos, size, style, name );
 }
 

-wxMDIParentFrame::~wxMDIParentFrame(void)
+wxMDIParentFrame::~wxMDIParentFrame()

 {
 }
 
 {
 }
 


@@ -122,38 +88,95 @@ void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
 {
     wxFrame::GtkOnSize( x, y, width, 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)
+    {
+        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)

     {
     {

-        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 );
+        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+       wxMenuBar *menu_bar = child_frame->m_menuBar;
+        if (child_frame->m_menuBar)
+        {
+            if (child_frame == active_child_frame)
+            {
+               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
+           {
+               if (menu_bar->Show(FALSE))
+               {
+                   menu_bar->UnsetInvokingWindow( child_frame );
+               }
+           }
+        }
+        node = node->Next();

     }
     }

-    
+

     /* show/hide parent menu bar as required */
     /* show/hide parent menu bar as required */

-    if (m_frameMenuBar) m_frameMenuBar->Show( (m_mdiMenuBar == NULL) );
+    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
 }
 
 void wxMDIParentFrame::GetClientSize(int *width, int *height ) const


@@ -161,29 +184,53 @@ void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
     wxFrame::GetClientSize( width, height );
 }
 
     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;
 }
 
 {
     return m_clientWindow;
 }
 

-wxMDIClientWindow *wxMDIParentFrame::OnCreateClient(void)
+wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()

 {
     m_clientWindow = new wxMDIClientWindow( this );
     return m_clientWindow;
 }
 
 {
     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) );
 }
 
 {
     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) );
 {
     if (m_clientWindow)
       gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );


@@ -202,12 +249,12 @@ void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(eve
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)

-  
+

 BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame)
     EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
 END_EVENT_TABLE()
 
 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;
 {
     m_menuBar = (wxMenuBar *) NULL;
     m_page = (GtkNotebookPage *) NULL;


@@ -223,18 +270,10 @@ wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
     Create( parent, id, title, wxDefaultPosition, size, style, name );
 }
 
     Create( parent, id, title, wxDefaultPosition, size, style, name );
 }
 

-wxMDIChildFrame::~wxMDIChildFrame(void)
+wxMDIChildFrame::~wxMDIChildFrame()

 {
     if (m_menuBar)
 {
     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;
         delete m_menuBar;

-    }

 }
 
 bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
 }
 
 bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,


@@ -243,7 +282,7 @@ bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
       long style, const wxString& name )
 {
     m_title = title;
       long style, const wxString& name )
 {
     m_title = title;

-  
+

     return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
 }
 
     return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
 }
 


@@ -256,45 +295,23 @@ void wxMDIChildFrame::AddChild( wxWindow *child )
 {
     wxWindow::AddChild( child );
 }
 {
     wxWindow::AddChild( child );
 }

-  
-static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
-{
-    menu->SetInvokingWindow( win );
-    wxNode *node = menu->m_items.First();
-    while (node)
-    {
-        wxMenuItem *menuitem = (wxMenuItem*)node->Data();
-        if (menuitem->IsSubMenu())
-            SetInvokingWindow( menuitem->GetSubMenu(), win );
-        node = node->Next();
-    }
-}

 
 void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
 {
 
 void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
 {

+    wxASSERT_MSG( m_menuBar == NULL, _T("Only one menubar allowed") );
+

     m_menuBar = menu_bar;
 
     if (m_menuBar)
     {
     m_menuBar = 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)
-       {
-            wxNode *node = m_menuBar->m_menus.First();
-            while (node)
-            {
-                wxMenu *menu = (wxMenu*)node->Data();
-                SetInvokingWindow( menu, this );
-                node = node->Next();
-            }
+        m_menuBar->SetParent( mdi_frame );

 
 

-            m_menuBar->m_parent = 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 );
+        /* 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 +320,45 @@ wxMenuBar *wxMDIChildFrame::GetMenuBar() const
     return m_menuBar;
 }
 
     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) )
 {
 }
 
 }
 
 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
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxMDIClientWindow
 //-----------------------------------------------------------------------------


@@ -320,21 +368,20 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
     wxString s = child->m_title;
     if (s.IsNull()) s = _("MDI child");
 
     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 );
     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);
     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_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 +390,7 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
 
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
 

-wxMDIClientWindow::wxMDIClientWindow(void)
+wxMDIClientWindow::wxMDIClientWindow()

 {
 }
 
 {
 }
 


@@ -352,29 +399,24 @@ wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
     CreateClient( parent, style );
 }
 
     CreateClient( parent, style );
 }
 

-wxMDIClientWindow::~wxMDIClientWindow(void)
+wxMDIClientWindow::~wxMDIClientWindow()

 {
 }
 
 bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 {
     m_needParent = TRUE;
 {
 }
 
 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();
 
     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 );
 
     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 );
     PostCreation();
 
     Show( TRUE );


@@ -382,5 +424,4 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
     return TRUE;
 }
 
     return TRUE;
 }
 

-
-
+#endif