]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/mdi.cpp
Fix best size computation for buttons without image and with empty label.
[wxWidgets.git] / src / gtk1 / mdi.cpp
index 3fa7de98fd7f1b19ef7b60264db6a99fd57c8821..5e83afe2c28488383ed6efa4c4f7bc926418d2b6 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        mdi.cpp
+// Name:        src/gtk1/mdi.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,22 +7,26 @@
 // 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/gtk1/private.h"
 
 #include <glib.h>
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk1/win_gtk.h"
 
 //-----------------------------------------------------------------------------
 // constants
@@ -41,19 +45,18 @@ extern bool g_isIdle;
 // globals
 //-----------------------------------------------------------------------------
 
-extern wxList wxPendingDelete;
-
 //-----------------------------------------------------------------------------
 // "switch_page"
 //-----------------------------------------------------------------------------
 
-static void 
+extern "C" {
+static void
 gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
                               GtkNotebookPage *page,
-                             gint WXUNUSED(page_num),
-                             wxMDIParentFrame *parent )
+                              gint WXUNUSED(page_num),
+                              wxMDIParentFrame *parent )
 {
-    if (g_isIdle) 
+    if (g_isIdle)
         wxapp_install_idle_handler();
 
     // send deactivate event to old child
@@ -61,37 +64,44 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
     wxMDIChildFrame *child = parent->GetActiveChild();
     if (child)
     {
-        wxActivateEvent event1( wxEVT_ACTIVATE, FALSE, child->GetId() );
+        wxActivateEvent event1( wxEVT_ACTIVATE, false, child->GetId() );
         event1.SetEventObject( child);
-        child->GetEventHandler()->ProcessEvent( event1 );
+        child->HandleWindowEvent( event1 );
     }
-    
+
     // send activate event to new child
-    
-    wxMDIClientWindow *client_window = parent->GetClientWindow();
-    if (!client_window)
+
+    wxMDIClientWindowBase * const client_window = parent->GetClientWindow();
+    if ( !client_window )
         return;
 
-    child = (wxMDIChildFrame*) NULL;
+    child = NULL;
 
-    wxNode *node = client_window->GetChildren().First();
+    wxWindowList::compatibility_iterator node = client_window->GetChildren().GetFirst();
     while (node)
     {
-        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+        wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
+        // CE: we come here in the destructor with a null child_frame - I think because
+        // gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page", (see below)
+        // isn't deleted early enough
+        if (!child_frame)
+          return ;
+
         if (child_frame->m_page == page)
-       {
+        {
             child = child_frame;
-           break;
-       }
-        node = node->Next();
+            break;
+        }
+        node = node->GetNext();
     }
-    
+
     if (!child)
          return;
-    
-    wxActivateEvent event2( wxEVT_ACTIVATE, TRUE, child->GetId() );
+
+    wxActivateEvent event2( wxEVT_ACTIVATE, true, child->GetId() );
     event2.SetEventObject( child);
-    child->GetEventHandler()->ProcessEvent( event2 );
+    child->HandleWindowEvent( event2 );
+}
 }
 
 //-----------------------------------------------------------------------------
@@ -100,39 +110,28 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
 
-BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
-END_EVENT_TABLE()
-
-wxMDIParentFrame::wxMDIParentFrame()
-{
-    m_justInserted = FALSE;
-    m_clientWindow = (wxMDIClientWindow *) NULL;
-}
-
-wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
-      wxWindowID id, const wxString& title,
-      const wxPoint& pos, const wxSize& size,
-      long style, const wxString& name )
-{
-    m_justInserted = FALSE;
-    m_clientWindow = (wxMDIClientWindow *) NULL;
-    Create( parent, id, title, pos, size, style, name );
-}
-
-wxMDIParentFrame::~wxMDIParentFrame()
+void wxMDIParentFrame::Init()
 {
+    m_justInserted = false;
+    m_clientWindow = NULL;
 }
 
-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 );
+    if ( !wxFrame::Create( parent, id, title, pos, size, style, name ) )
+        return false;
 
-    OnCreateClient();
+    m_clientWindow = OnCreateClient();
+    if ( !m_clientWindow->CreateClient(this, GetWindowStyleFlag()) )
+        return false;
 
-    return TRUE;
+    return true;
 }
 
 void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
@@ -150,8 +149,8 @@ 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_pizza_set_size( GTK_PIZZA(m_mainWidget), 
-                          menu_bar->m_widget, 
+    gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+                          menu_bar->m_widget,
                           0, 0, m_width, wxMENU_HEIGHT );
 }
 
@@ -167,44 +166,64 @@ void wxMDIParentFrame::OnInternalIdle()
         GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
         gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
 
-        m_justInserted = FALSE;
+        /* 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;
     }
 
     wxFrame::OnInternalIdle();
 
     wxMDIChildFrame *active_child_frame = GetActiveChild();
-    bool visible_child_menu = FALSE;
+    bool visible_child_menu = false;
 
-    wxNode *node = m_clientWindow->GetChildren().First();
+    wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
     while (node)
     {
-        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
-       wxMenuBar *menu_bar = child_frame->m_menuBar;
-        if (child_frame->m_menuBar)
+        wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), 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_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;
+                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();
+
+        node = node->GetNext();
     }
 
     /* show/hide parent menu bar as required */
@@ -212,67 +231,50 @@ void wxMDIParentFrame::OnInternalIdle()
         (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_pizza_set_size( GTK_PIZZA(m_mainWidget), 
-                                 m_frameMenuBar->m_widget, 
-                                 0, 0, m_width, wxMENU_HEIGHT );
-       }
+        {
+            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_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
-{
-    wxFrame::GetClientSize( width, height );
-}
-
 wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
 {
-    if (!m_clientWindow) return (wxMDIChildFrame*) NULL;
+    if (!m_clientWindow) return NULL;
 
     GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
-    if (!notebook) return (wxMDIChildFrame*) NULL;
+    if (!notebook) return 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;
+    if (i < 0) return NULL;
 
     GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
-    if (!page) return (wxMDIChildFrame*) NULL;
+    if (!page) return NULL;
 
-    wxNode *node = m_clientWindow->GetChildren().First();
+    wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
     while (node)
     {
-        wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
+        wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
+
+        wxASSERT_MSG( child_frame, wxT("child is not a wxMDIChildFrame") );
+
         if (child_frame->m_page == page)
             return child_frame;
-        node = node->Next();
+        node = node->GetNext();
     }
 
-    return (wxMDIChildFrame*) NULL;
-}
-
-wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const
-{
-    return m_clientWindow;
-}
-
-wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
-{
-    m_clientWindow = new wxMDIClientWindow( this );
-    return m_clientWindow;
+    return NULL;
 }
 
 void wxMDIParentFrame::ActivateNext()
@@ -287,14 +289,6 @@ 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
 //-----------------------------------------------------------------------------
@@ -303,28 +297,13 @@ 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;
-}
-
-wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
-      wxWindowID id, const wxString& title,
-      const wxPoint& WXUNUSED(pos), const wxSize& size,
-      long style, const wxString& name )
-{
-    m_menuBar = (wxMenuBar *) NULL;
-    m_page = (GtkNotebookPage *) NULL;
-    Create( parent, id, title, wxDefaultPosition, size, style, name );
-}
-
-wxMDIChildFrame::~wxMDIChildFrame()
+void wxMDIChildFrame::Init()
 {
-    if (m_menuBar)
-        delete m_menuBar;
+    m_menuBar = NULL;
+    m_page = NULL;
 }
 
 bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
@@ -337,14 +316,9 @@ bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
     return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
 }
 
-void wxMDIChildFrame::GetClientSize( int *width, int *height ) const
-{
-    wxWindow::GetClientSize( width, height );
-}
-
-void wxMDIChildFrame::AddChild( wxWindowBase *child )
+wxMDIChildFrame::~wxMDIChildFrame()
 {
-    wxWindow::AddChild(child);
+    delete m_menuBar;
 }
 
 void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
@@ -360,8 +334,8 @@ void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
         m_menuBar->SetParent( mdi_frame );
 
         /* insert the invisible menu bar into the _parent_ mdi frame */
-        gtk_pizza_put( GTK_PIZZA(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 );
     }
 }
@@ -371,29 +345,59 @@ wxMenuBar *wxMDIChildFrame::GetMenuBar() const
     return m_menuBar;
 }
 
+GtkNotebook *wxMDIChildFrame::GTKGetNotebook() const
+{
+    wxMDIClientWindow * const
+        client = wxStaticCast(GetParent(), wxMDIClientWindow);
+    wxCHECK( client, NULL );
+
+    return GTK_NOTEBOOK(client->m_widget);
+}
+
 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 );
+    GtkNotebook * const notebook = GTKGetNotebook();
+    wxCHECK_RET( notebook, "no parent notebook?" );
+
+    gint pageno = gtk_notebook_page_num( notebook, m_widget );
     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) )
+{
+}
+
+void wxMDIChildFrame::OnMenuHighlight( wxMenuEvent& event )
+{
+#if wxUSE_STATUSBAR
+    wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
+    if ( !ShowMenuHelp(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;
+
+    GtkNotebook * const notebook = GTKGetNotebook();
+    wxCHECK_RET( notebook, "no parent notebook?" );
+
+    gtk_notebook_set_tab_label_text(notebook, m_widget, wxGTK_CONV( 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();
@@ -409,6 +413,7 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
     win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
 }
+}
 
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxMDIClientWindow
@@ -416,7 +421,7 @@ 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() );
@@ -432,7 +437,7 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
     child->m_page = (GtkNotebookPage*) (g_list_last(notebook->children)->data);
 
     wxMDIParentFrame *parent_frame = (wxMDIParentFrame*) parent->GetParent();
-    parent_frame->m_justInserted = TRUE;
+    parent_frame->m_justInserted = true;
 }
 
 //-----------------------------------------------------------------------------
@@ -441,30 +446,17 @@ static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* chil
 
 IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
 
-wxMDIClientWindow::wxMDIClientWindow()
-{
-}
-
-wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
-{
-    CreateClient( parent, style );
-}
-
-wxMDIClientWindow::~wxMDIClientWindow()
-{
-}
-
 bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 {
-    m_needParent = TRUE;
+    m_needParent = true;
 
     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;
+        return false;
     }
 
     m_widget = gtk_notebook_new();
@@ -478,9 +470,9 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
 
     PostCreation();
 
-    Show( TRUE );
+    Show( true );
 
-    return TRUE;
+    return true;
 }
 
 #endif