#include "wx/gtk/win_gtk.h"
#include <gdk/gdkkeysyms.h>
+// ----------------------------------------------------------------------------
+// events
+// ----------------------------------------------------------------------------
+
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
+
//-----------------------------------------------------------------------------
// idle system
//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------
-extern bool g_blockEventsOnDrag;
+extern bool g_blockEventsOnDrag;
//-----------------------------------------------------------------------------
// debug
// wxGtkNotebookPage
//-----------------------------------------------------------------------------
+// VZ: this is rather ugly as we keep the pages themselves in an array (it
+// allows us to have quite a few functions implemented in the base class)
+// but the page data is kept in a separate list, so we must maintain them
+// in sync manually... of course, the list had been there before the base
+// class which explains it but it still would be nice to do something
+// about this one day
+
class wxGtkNotebookPage: public wxObject
{
public:
wxGtkNotebookPage()
{
- m_text = "";
m_image = -1;
m_page = (GtkNotebookPage *) NULL;
- m_client = (wxNotebookPage *) NULL;
m_box = (GtkWidget *) NULL;
}
int m_image;
GtkNotebookPage *m_page;
GtkLabel *m_label;
- wxNotebookPage *m_client;
GtkWidget *m_box; // in which the label and image are packed
};
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxGtkNotebookPagesList);
+
//-----------------------------------------------------------------------------
// "switch_page"
//-----------------------------------------------------------------------------
gint page,
wxNotebook *notebook )
{
+ static bool s_inPageChange = FALSE;
+
+ // are you trying to call SetSelection() from a notebook event handler?
+ // you shouldn't!
+ wxCHECK_RET( !s_inPageChange,
+ _T("gtk_notebook_page_change_callback reentered") );
+
+ s_inPageChange = TRUE;
if (g_isIdle)
wxapp_install_idle_handler();
int old = notebook->GetSelection();
- wxNotebookEvent event1( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,
- notebook->GetId(), page, old );
- event1.SetEventObject( notebook );
+ wxNotebookEvent eventChanging( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,
+ notebook->GetId(), page, old );
+ eventChanging.SetEventObject( notebook );
- if ((notebook->GetEventHandler()->ProcessEvent( event1 )) &&
- !event1.IsAllowed() )
+ if ( (notebook->GetEventHandler()->ProcessEvent(eventChanging)) &&
+ !eventChanging.IsAllowed() )
{
/* program doesn't allow the page change */
- gtk_signal_emit_stop_by_name( GTK_OBJECT(notebook->m_widget), "switch_page" );
- return;
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(notebook->m_widget),
+ "switch_page" );
+ }
+ else // change allowed
+ {
+ // make wxNotebook::GetSelection() return the correct (i.e. consistent
+ // with wxNotebookEvent::GetSelection()) value even though the page is
+ // not really changed in GTK+
+ notebook->m_selection = page;
+
+ wxNotebookEvent eventChanged( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
+ notebook->GetId(), page, old );
+ eventChanged.SetEventObject( notebook );
+ notebook->GetEventHandler()->ProcessEvent( eventChanged );
}
- wxNotebookEvent event2( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
- notebook->GetId(), page, old );
- event2.SetEventObject( notebook );
- notebook->GetEventHandler()->ProcessEvent( event2 );
+ s_inPageChange = FALSE;
}
//-----------------------------------------------------------------------------
/* win is a control: tab can be propagated up */
if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
{
- wxNode *node = win->m_pages.Nth( win->GetSelection() );
- if (!node) return FALSE;
-
- wxGtkNotebookPage *page = (wxGtkNotebookPage*) node->Data();
+ int sel = win->GetSelection();
+ wxGtkNotebookPage *page = win->GetNotebookPage(sel);
+ wxCHECK_MSG( page, FALSE, _T("invalid selection in wxNotebook") );
wxNavigationKeyEvent event;
event.SetEventObject( win );
/* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
event.SetCurrentFocus( win );
- if (!page->m_client->GetEventHandler()->ProcessEvent( event ))
+
+ wxNotebookPage *client = win->GetPage(sel);
+ if ( !client->GetEventHandler()->ProcessEvent( event ) )
{
- page->m_client->SetFocus();
+ client->SetFocus();
}
gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
void wxNotebook::Init()
{
m_imageList = (wxImageList *) NULL;
- m_pages.DeleteContents( TRUE );
- m_lastSelection = -1;
+ m_pagesData.DeleteContents( TRUE );
+ m_selection = -1;
m_themeEnabled = TRUE;
}
}
bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
- const wxPoint& pos, const wxSize& size,
- long style, const wxString& name )
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name )
{
m_needParent = TRUE;
m_acceptsFocus = TRUE;
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
- GList *pages = GTK_NOTEBOOK(m_widget)->children;
-
- if (g_list_length(pages) == 0) return -1;
-
- GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
-
- if (notebook->cur_page == NULL) return m_lastSelection;
+ if ( m_selection == -1 )
+ {
+ GList *pages = GTK_NOTEBOOK(m_widget)->children;
- return g_list_index( pages, (gpointer)(notebook->cur_page) );
-}
+ if (g_list_length(pages) != 0)
+ {
+ GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
-int wxNotebook::GetPageCount() const
-{
- return (int) g_list_length( GTK_NOTEBOOK(m_widget)->children );
-}
+ gpointer cur = notebook->cur_page;
+ if ( cur != NULL )
+ {
+ wxConstCast(this, wxNotebook)->m_selection =
+ g_list_index( pages, cur );
+ }
+ }
+ }
-int wxNotebook::GetRowCount() const
-{
- return 1;
+ return m_selection;
}
wxString wxNotebook::GetPageText( int page ) const
{
wxCHECK_MSG( m_widget != NULL, (wxGtkNotebookPage*) NULL, wxT("invalid notebook") );
- wxCHECK_MSG( page < (int)m_pages.GetCount(), (wxGtkNotebookPage*) NULL, wxT("invalid notebook index") );
-
- wxNode *node = m_pages.Nth( page );
+ wxCHECK_MSG( page < (int)m_pagesData.GetCount(), (wxGtkNotebookPage*) NULL, wxT("invalid notebook index") );
- return (wxGtkNotebookPage *) node->Data();
+ return m_pagesData.Item(page)->GetData();
}
int wxNotebook::SetSelection( int page )
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
- wxCHECK_MSG( page < (int)m_pages.GetCount(), -1, wxT("invalid notebook index") );
+ wxCHECK_MSG( page < (int)m_pagesData.GetCount(), -1, wxT("invalid notebook index") );
int selOld = GetSelection();
+ // cache the selection
+ m_selection = page;
gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page );
-
- wxGtkNotebookPage* g_page = GetNotebookPage( page );
- if (g_page->m_client)
- g_page->m_client->SetFocus();
-
- return selOld;
-}
-void wxNotebook::AdvanceSelection( bool forward )
-{
- wxCHECK_RET( m_widget != NULL, wxT("invalid notebook") );
+ wxNotebookPage *client = GetPage(page);
+ if ( client )
+ client->SetFocus();
- int max = GetPageCount();
- if ( !max )
- {
- // nothing to do with empty notebook
- return;
- }
-
- int sel = GetSelection();
-
- if (forward)
- SetSelection( sel == max - 1 ? 0 : sel + 1 );
- else
- SetSelection( sel == 0 ? max - 1 : sel - 1 );
-}
-
-void wxNotebook::SetImageList( wxImageList* imageList )
-{
- m_imageList = imageList;
+ return selOld;
}
bool wxNotebook::SetPageText( int page, const wxString &text )
{
wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
- while (m_pages.GetCount() > 0)
- DeletePage( m_pages.GetCount()-1 );
+ while (m_pagesData.GetCount() > 0)
+ DeletePage( m_pagesData.GetCount()-1 );
- return TRUE;
+ wxASSERT_MSG( GetPageCount() == 0, _T("all pages must have been deleted") );
+
+ return wxNotebookBase::DeleteAllPages();
}
bool wxNotebook::DeletePage( int page )
{
- wxGtkNotebookPage* nb_page = GetNotebookPage(page);
- if (!nb_page) return FALSE;
-
- /* GTK sets GtkNotebook.cur_page to NULL before sending
- the switch page event */
- m_lastSelection = GetSelection();
-
- nb_page->m_client->Destroy();
- m_pages.DeleteObject( nb_page );
-
- m_lastSelection = -1;
+ // GTK sets GtkNotebook.cur_page to NULL before sending the switch page
+ // event so we have to store the selection internally
+ if ( m_selection == -1 )
+ {
+ m_selection = GetSelection();
+ if ( m_selection == (int)m_pagesData.GetCount() - 1 )
+ {
+ // the index will become invalid after the page is deleted
+ m_selection = -1;
+ }
+ }
- return TRUE;
+ // it will call our DoRemovePage() to do the real work
+ return wxNotebookBase::DeletePage(page);
}
-bool wxNotebook::RemovePage( int page )
+wxNotebookPage *wxNotebook::DoRemovePage( int page )
{
- wxGtkNotebookPage* nb_page = GetNotebookPage(page);
+ wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
+ if ( !client )
+ return NULL;
- wxCHECK_MSG( nb_page, FALSE, _T("wxNotebook::RemovePage: invalid page") );
+ gtk_widget_ref( client->m_widget );
+ gtk_widget_unrealize( client->m_widget );
+ gtk_widget_unparent( client->m_widget );
- gtk_widget_ref( nb_page->m_client->m_widget );
- gtk_widget_unrealize( nb_page->m_client->m_widget );
- gtk_widget_unparent( nb_page->m_client->m_widget );
-
gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
- m_pages.DeleteObject( nb_page );
+ m_pagesData.DeleteObject(GetNotebookPage(page));
- return TRUE;
+ return client;
}
-bool wxNotebook::InsertPage( int position, wxNotebookPage* win, const wxString& text,
- bool select, int imageId )
+bool wxNotebook::InsertPage( int position,
+ wxNotebookPage* win,
+ const wxString& text,
+ bool select,
+ int imageId )
{
wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
wxCHECK_MSG( win->GetParent() == this, FALSE,
wxT("Can't add a page whose parent is not the notebook!") );
+ wxCHECK_MSG( position >= 0 && position <= GetPageCount(), FALSE,
+ _T("invalid page index in wxNotebookPage::InsertPage()") );
+
/* don't receive switch page during addition */
gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
wxGtkNotebookPage *page = new wxGtkNotebookPage();
- if (position < 0)
- m_pages.Append( page );
+ if ( position == GetPageCount() )
+ m_pagesData.Append( page );
else
- m_pages.Insert( m_pages.Nth( position ), page );
+ m_pagesData.Insert( m_pagesData.Item( position ), page );
- page->m_client = win;
+ m_pages.Insert(win, position);
page->m_box = gtk_hbox_new( FALSE, 0 );
gtk_container_border_width( GTK_CONTAINER(page->m_box), 2 );
/* show the label */
gtk_widget_show( GTK_WIDGET(page->m_label) );
- if (select && (m_pages.GetCount() > 1))
+ if (select && (m_pagesData.GetCount() > 1))
{
if (position < 0)
SetSelection( GetPageCount()-1 );
return TRUE;
}
-bool wxNotebook::AddPage(wxNotebookPage* win, const wxString& text,
- bool select, int imageId)
-{
- return InsertPage( -1, win, text, select, imageId );
-}
-
void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
{
if (event.IsWindowChange())
event.Skip();
}
-wxNotebookPage *wxNotebook::GetPage( int page ) const
-{
- wxCHECK_MSG( m_widget != NULL, (wxWindow*) NULL, wxT("invalid notebook") );
-
- wxGtkNotebookPage* nb_page = GetNotebookPage(page);
- if (!nb_page)
- return (wxNotebookPage *) NULL;
- else
- return nb_page->m_client;
-}
-
#if wxUSE_CONSTRAINTS
// override these 2 functions to do nothing: everything is done in OnSize
projects / wxWidgets.git / blobdiff