// Name: mdi.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "mdi.h"
#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
#include "wx/mdi.h"
+#include "wx/notebook.h"
+
+#if wxUSE_MDI
+
+#include "wx/dialog.h"
+#include "wx/menu.h"
+#include "wx/intl.h"
+#include "wx/gtk/private.h"
+
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#include "wx/gtk/win_gtk.h"
+
+//-----------------------------------------------------------------------------
+// constants
+//-----------------------------------------------------------------------------
+
+const int wxMENU_HEIGHT = 27;
+
+//-----------------------------------------------------------------------------
+// idle system
+//-----------------------------------------------------------------------------
+
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+
+//-----------------------------------------------------------------------------
+// globals
+//-----------------------------------------------------------------------------
+
+extern wxList wxPendingDelete;
+
+//-----------------------------------------------------------------------------
+// "switch_page"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+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();
+
+ // send deactivate event to old child
+
+ 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;
+
+ wxWindowList::compatibility_iterator node = client_window->GetChildren().GetFirst();
+ while (node)
+ {
+ 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->GetNext();
+ }
+
+ if (!child)
+ return;
+
+ wxActivateEvent event2( wxEVT_ACTIVATE, true, child->GetId() );
+ event2.SetEventObject( child);
+ child->GetEventHandler()->ProcessEvent( event2 );
+}
+}
//-----------------------------------------------------------------------------
// wxMDIParentFrame
IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
-wxMDIParentFrame::wxMDIParentFrame(void)
+void wxMDIParentFrame::Init()
{
- m_clientWindow = NULL;
- m_currentChild = NULL;
- m_parentFrameActive = TRUE;
-};
+ m_justInserted = false;
+ m_clientWindow = (wxMDIClientWindow *) NULL;
+}
-wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
- const wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- const long style, const wxString& name )
+wxMDIParentFrame::~wxMDIParentFrame()
{
- m_clientWindow = NULL;
- m_currentChild = NULL;
- m_parentFrameActive = TRUE;
- Create( parent, id, title, pos, size, style, name );
-};
-
-wxMDIParentFrame::~wxMDIParentFrame(void)
+}
+
+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 );
-bool wxMDIParentFrame::Create( wxWindow *parent,
- const wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- const long style, const wxString& name )
-{
- wxFrame::Create( parent, id, title, pos, size, style, name );
-
- OnCreateClient();
-
- return TRUE;
-};
+ OnCreateClient();
-void wxMDIParentFrame::OnSize( wxSizeEvent& event )
-{
- wxFrame::OnSize( event );
-};
+ return true;
+}
-void wxMDIParentFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
+void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
{
-};
+ wxFrame::GtkOnSize( x, y, width, height );
-void wxMDIParentFrame::SetMenuBar( wxMenuBar *menu_bar )
-{
- wxFrame::SetMenuBar( menu_bar );
-};
+ wxMDIChildFrame *child_frame = GetActiveChild();
+ if (!child_frame) return;
-void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
-{
- wxFrame::GetClientSize( width, height );
-};
+ 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_pizza_set_size( GTK_PIZZA(m_mainWidget),
+ menu_bar->m_widget,
+ 0, 0, m_width, wxMENU_HEIGHT );
+}
-wxMDIChildFrame *wxMDIParentFrame::GetActiveChild(void) const
+void wxMDIParentFrame::OnInternalIdle()
{
- return m_currentChild;
-};
+ /* 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 );
+
+ /* 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;
+
+ wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
+ while (node)
+ {
+ wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
+
+ if ( child_frame )
+ {
+ wxMenuBar *menu_bar = child_frame->m_menuBar;
+ if ( menu_bar )
+ {
+ 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 );
+ }
+ }
+ }
+ }
+
+ node = node->GetNext();
+ }
+
+ /* show/hide parent menu bar as required */
+ 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_pizza_set_size( GTK_PIZZA(m_mainWidget),
+ m_frameMenuBar->m_widget,
+ 0, 0, m_width, wxMENU_HEIGHT );
+ }
+ }
+}
+
+void wxMDIParentFrame::DoGetClientSize(int *width, int *height ) const
+{
+ wxFrame::DoGetClientSize( width, height );
+}
-wxMDIClientWindow *wxMDIParentFrame::GetClientWindow(void) const
+wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
{
- return m_clientWindow;
-};
+ if (!m_clientWindow) return (wxMDIChildFrame*) NULL;
+
+ GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
+ if (!notebook) return (wxMDIChildFrame*) NULL;
+
+ gint i = gtk_notebook_get_current_page( notebook );
+ if (i < 0) return (wxMDIChildFrame*) NULL;
+
+ GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
+ if (!page) return (wxMDIChildFrame*) NULL;
+
+ wxWindowList::compatibility_iterator node = m_clientWindow->GetChildren().GetFirst();
+ while (node)
+ {
+ wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
-wxMDIClientWindow *wxMDIParentFrame::OnCreateClient(void)
+ wxASSERT_MSG( child_frame, _T("child is not a wxMDIChildFrame") );
+
+ if (child_frame->m_page == page)
+ return child_frame;
+ node = node->GetNext();
+ }
+
+ return (wxMDIChildFrame*) NULL;
+}
+
+wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const
{
- m_clientWindow = new wxMDIClientWindow( this );
- return m_clientWindow;
-};
+ return m_clientWindow;
+}
-void wxMDIParentFrame::ActivateNext(void)
+wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
{
-};
+ m_clientWindow = new wxMDIClientWindow( this );
+ return m_clientWindow;
+}
-void wxMDIParentFrame::ActivatePrevious(void)
+void wxMDIParentFrame::ActivateNext()
{
-};
+ if (m_clientWindow)
+ gtk_notebook_next_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
+}
-void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(event) )
+void wxMDIParentFrame::ActivatePrevious()
{
-};
+ if (m_clientWindow)
+ gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
+}
//-----------------------------------------------------------------------------
// wxMDIChildFrame
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxPanel)
-
-wxMDIChildFrame::wxMDIChildFrame(void)
+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,
- const wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- const long style, const wxString& name )
+ wxWindowID id, const wxString& title,
+ const wxPoint& WXUNUSED(pos), const wxSize& size,
+ long style, const wxString& name )
{
- Create( parent, id, title, pos, size, style, name );
-};
+ m_menuBar = (wxMenuBar *) NULL;
+ m_page = (GtkNotebookPage *) NULL;
+ Create( parent, id, title, wxDefaultPosition, size, style, name );
+}
-wxMDIChildFrame::~wxMDIChildFrame(void)
+wxMDIChildFrame::~wxMDIChildFrame()
{
-};
+ if (m_menuBar)
+ delete m_menuBar;
+}
bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
- const wxWindowID id, const wxString& title,
- const wxPoint& pos, const wxSize& size,
- const long style, const wxString& name )
+ wxWindowID id, const wxString& title,
+ const wxPoint& WXUNUSED(pos), const wxSize& size,
+ long style, const wxString& name )
+{
+ m_title = title;
+
+ return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
+}
+
+void wxMDIChildFrame::DoSetSize( int x, int y, int width, int height, int sizeFlags )
+{
+ wxWindow::DoSetSize( x, y, width, height, sizeFlags );
+}
+
+void wxMDIChildFrame::DoSetClientSize(int width, int height)
{
- m_title = title;
- return wxPanel::Create( parent->GetClientWindow(), id, pos, size, style, name );
-};
+ wxWindow::DoSetClientSize( width, height );
+}
-void wxMDIChildFrame::SetMenuBar( wxMenuBar *WXUNUSED(menu_bar) )
+void wxMDIChildFrame::DoGetClientSize( int *width, int *height ) const
{
-};
+ wxWindow::DoGetClientSize( width, height );
+}
-void wxMDIChildFrame::Activate(void)
+void wxMDIChildFrame::AddChild( wxWindowBase *child )
{
-};
+ 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();
+
+ 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,
+ 0, 0, mdi_frame->m_width, wxMENU_HEIGHT );
+ }
+}
+
+wxMenuBar *wxMDIChildFrame::GetMenuBar() const
+{
+ return m_menuBar;
+}
+
+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 );
+}
+
+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_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();
+
+ 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
+//-----------------------------------------------------------------------------
+
+static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* child )
+{
+ wxString s = child->m_title;
+ 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 );
+
+ 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);
+
+ wxMDIParentFrame *parent_frame = (wxMDIParentFrame*) parent->GetParent();
+ parent_frame->m_justInserted = true;
+}
//-----------------------------------------------------------------------------
// wxMDIClientWindow
IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
-wxMDIClientWindow::wxMDIClientWindow(void)
+wxMDIClientWindow::wxMDIClientWindow()
{
-};
+}
-wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, const long style )
+wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
{
- CreateClient( parent, style );
-};
+ CreateClient( parent, style );
+}
-wxMDIClientWindow::~wxMDIClientWindow(void)
+wxMDIClientWindow::~wxMDIClientWindow()
{
-};
-bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, const long style )
+}
+
+bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
{
- m_needParent = TRUE;
-
- PreCreation( parent, -1, wxPoint(10,10), wxSize(100,100), style, "wxMDIClientWindow" );
+ m_needParent = true;
- m_widget = gtk_notebook_new();
-
- PostCreation();
-
- Show( TRUE );
-
- return TRUE;
-};
+ m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
-void wxMDIClientWindow::AddChild( wxWindow *child )
-{
- m_children.Append( child );
-
- wxString s;
+ if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
+ !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
+ {
+ wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
+ return false;
+ }
- if (child->IsKindOf(CLASSINFO(wxMDIChildFrame)))
- {
- wxMDIChildFrame* mdi_child = (wxMDIChildFrame*) child;
- s = mdi_child->m_title;
- };
-
- if (s.IsNull()) s = "MDI child";
-
- GtkWidget *label_widget;
- label_widget = gtk_label_new( s );
- gtk_misc_set_alignment( GTK_MISC(label_widget), 0.0, 0.5 );
+ m_widget = gtk_notebook_new();
- gtk_notebook_append_page( GTK_NOTEBOOK(m_widget), child->m_widget, label_widget );
-};
+ 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 );
+
+ PostCreation();
+
+ Show( true );
+
+ return true;
+}
+
+#endif
projects / wxWidgets.git / blobdiff