#include "wx/fontutil.h"
#include "wx/gtk/private.h"
-#include "wx/gtk/win_gtk.h"
#include <gdk/gdkkeysyms.h>
wxGtkNotebookPage()
{
m_image = -1;
- m_page = (GtkNotebookPage *) NULL;
- m_box = (GtkWidget *) NULL;
+ m_box = NULL;
}
wxString m_text;
int m_image;
- GtkNotebookPage *m_page;
GtkLabel *m_label;
GtkWidget *m_box; // in which the label and image are packed
};
//-----------------------------------------------------------------------------
extern "C" {
-static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
- GtkNotebookPage *WXUNUSED(gpage),
- guint page,
- wxNotebook *notebook )
+static void gtk_notebook_page_changing_callback( GtkNotebook *widget,
+ GtkNotebookPage *WXUNUSED(gpage),
+ guint page,
+ wxNotebook *notebook )
{
- // are you trying to call SetSelection() from a notebook event handler?
- // you shouldn't!
- wxCHECK_RET( !notebook->m_inSwitchPage,
- _T("gtk_notebook_page_change_callback reentered") );
+ int old = gtk_notebook_get_current_page( widget );
- notebook->m_inSwitchPage = true;
- if (g_isIdle)
- wxapp_install_idle_handler();
-
- int old = notebook->GetSelection();
-
-
- if (notebook->m_skipNextPageChangeEvent)
+ if ( !notebook->SendPageChangingEvent(page) )
{
- // this event was programatically generated by ChangeSelection() and thus must
- // be skipped
- notebook->m_skipNextPageChangeEvent = false;
-
- // 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;
+ // program doesn't allow the page change
+ g_signal_stop_emission_by_name( widget, "switch_page" );
}
else
{
- if ( !notebook->SendPageChangingEvent(page) )
- {
- // program doesn't allow the page change
- g_signal_stop_emission_by_name(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;
-
- notebook->SendPageChangedEvent(old);
- }
- }
-
- notebook->m_inSwitchPage = false;
-}
-}
-
-//-----------------------------------------------------------------------------
-// "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))
- {
- return;
- }
-
- win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
-
- /* GTK 1.2 up to version 1.2.5 is broken so that we have to call allocate
- here in order to make repositioning after resizing to take effect. */
- if ((gtk_major_version == 1) &&
- (gtk_minor_version == 2) &&
- (gtk_micro_version < 6) &&
- (win->m_wxwindow) &&
- (GTK_WIDGET_REALIZED(win->m_wxwindow)))
- {
- gtk_widget_size_allocate( win->m_wxwindow, alloc );
+ // the page change event also reports the old page
+ notebook->m_oldSelection = old;
}
}
}
-//-----------------------------------------------------------------------------
-// "realize" from m_widget
-//-----------------------------------------------------------------------------
-
extern "C" {
-static void
-gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
+static void gtk_notebook_page_changed_callback( GtkNotebook * WXUNUSED(widget),
+ GtkNotebookPage *WXUNUSED(gpage),
+ guint WXUNUSED(page),
+ wxNotebook *notebook )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
-
- /* GTK 1.2 up to version 1.2.5 is broken so that we have to call a queue_resize
- here in order to make repositioning before showing to take effect. */
- gtk_widget_queue_resize( win->m_widget );
-}
-}
-
-//-----------------------------------------------------------------------------
-// "key_press_event"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static gboolean
-gtk_notebook_key_press_callback( GtkWidget *widget,
- GdkEventKey *gdk_event,
- wxNotebook *notebook )
-{
- // don't need to install idle handler, its done from "event" signal
-
- if (!notebook->m_hasVMT) return FALSE;
- if (g_blockEventsOnDrag) return FALSE;
-
- /* win is a control: tab can be propagated up */
- if ((gdk_event->keyval == GDK_Left) || (gdk_event->keyval == GDK_Right))
- {
- int page;
- int nMax = notebook->GetPageCount();
- if ( nMax-- ) // decrement it to get the last valid index
- {
- int nSel = notebook->GetSelection();
-
- // change selection wrapping if it becomes invalid
- page = (gdk_event->keyval != GDK_Left) ? nSel == nMax ? 0
- : nSel + 1
- : nSel == 0 ? nMax
- : nSel - 1;
- }
- else // notebook is empty, no next page
- {
- return FALSE;
- }
-
- // m_selection = page;
- gtk_notebook_set_current_page( GTK_NOTEBOOK(widget), page );
-
- return TRUE;
- }
-
- /* win is a control: tab can be propagated up */
- if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
- {
- int sel = notebook->GetSelection();
- if (sel == -1)
- return TRUE;
- wxGtkNotebookPage *nb_page = notebook->GetNotebookPage(sel);
- wxCHECK_MSG( nb_page, FALSE, _T("invalid selection in wxNotebook") );
-
- wxNavigationKeyEvent event;
- event.SetEventObject( notebook );
- /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
- event.SetDirection( (gdk_event->keyval == GDK_Tab) );
- /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
- event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) ||
- (gdk_event->keyval == GDK_Left) || (gdk_event->keyval == GDK_Right) );
- event.SetCurrentFocus( notebook );
-
- wxNotebookPage *client = notebook->GetPage(sel);
- if ( !client->GetEventHandler()->ProcessEvent( event ) )
- {
- client->SetFocus();
- }
-
- return TRUE;
- }
-
- return FALSE;
+ int old = notebook->m_oldSelection;
+ notebook->SendPageChangedEvent( old );
}
}
// InsertChild callback for wxNotebook
//-----------------------------------------------------------------------------
-static void wxInsertChildInNotebook( wxNotebook* parent, wxWindow* child )
+static void wxInsertChildInNotebook(wxWindow* parent, wxWindow* child)
{
// Hack Alert! (Part I): This sets the notebook as the parent of the child
// widget, and takes care of some details such as updating the state and
// wxNotebook
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxBookCtrlBase)
-BEGIN_EVENT_TABLE(wxNotebook, wxControl)
+BEGIN_EVENT_TABLE(wxNotebook, wxBookCtrlBase)
EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
END_EVENT_TABLE()
void wxNotebook::Init()
{
m_padding = 0;
- m_inSwitchPage = false;
- m_skipNextPageChangeEvent = false;
m_imageList = (wxImageList *) NULL;
- m_selection = -1;
+ m_oldSelection = -1;
m_themeEnabled = true;
}
const wxPoint& pos, const wxSize& size,
long style, const wxString& name )
{
- m_needParent = true;
- m_acceptsFocus = true;
- m_insertCallback = (wxInsertChildFunction)wxInsertChildInNotebook;
+ m_insertCallback = wxInsertChildInNotebook;
if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT )
style |= wxBK_TOP;
gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
g_signal_connect (m_widget, "switch_page",
- G_CALLBACK (gtk_notebook_page_change_callback), this);
+ G_CALLBACK (gtk_notebook_page_changing_callback), this);
+
+ g_signal_connect_after (m_widget, "switch_page",
+ G_CALLBACK (gtk_notebook_page_changed_callback), this);
m_parent->DoAddChild( this );
if (m_windowStyle & wxBK_BOTTOM)
gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM );
- g_signal_connect (m_widget, "key_press_event",
- G_CALLBACK (gtk_notebook_key_press_callback), this);
-
PostCreation(size);
- g_signal_connect (m_widget, "realize",
- G_CALLBACK (gtk_notebook_realized_callback), this);
-
return true;
}
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
- if ( m_selection == -1 )
- {
- GList *nb_pages = GTK_NOTEBOOK(m_widget)->children;
-
- if (g_list_length(nb_pages) != 0)
- {
- GtkNotebook *notebook = GTK_NOTEBOOK(m_widget);
-
- gpointer cur = notebook->cur_page;
- if ( cur != NULL )
- {
- wxConstCast(this, wxNotebook)->m_selection =
- g_list_index( nb_pages, cur );
- }
- }
- }
-
- return m_selection;
+ return gtk_notebook_get_current_page( GTK_NOTEBOOK(m_widget) );
}
wxString wxNotebook::GetPageText( size_t page ) const
int selOld = GetSelection();
if ( !(flags & SetSelection_SendEvent) )
- m_skipNextPageChangeEvent = true;
+ {
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer)gtk_notebook_page_changing_callback, this);
+
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer)gtk_notebook_page_changed_callback, this);
+ }
- // cache the selection
- m_selection = page;
gtk_notebook_set_current_page( GTK_NOTEBOOK(m_widget), page );
-#ifdef __WXDEBUG__
if ( !(flags & SetSelection_SendEvent) )
{
- // gtk_notebook_set_current_page will emit the switch-page signal which will be
- // caught by our gtk_notebook_page_change_callback which should have reset the
- // flag to false:
- wxASSERT(!m_skipNextPageChangeEvent);
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_notebook_page_changing_callback, this);
+
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer)gtk_notebook_page_changed_callback, this);
}
-#endif // __WXDEBUG__
wxNotebookPage *client = GetPage(page);
if ( client )
wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
{
- if ( m_selection != -1 && (size_t)m_selection >= page )
- {
- // the index will become invalid after the page is deleted
- m_selection = -1;
- }
-
- wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
+ // We cannot remove the page yet, as GTK sends the "switch_page"
+ // signal before it has removed the notebook-page from its
+ // corresponding list. Thus, if we were to remove the page from
+ // m_pages at this point, the two lists of pages would be out
+ // of sync during the PAGE_CHANGING/PAGE_CHANGED events.
+ wxNotebookPage *client = GetPage(page);
if ( !client )
return NULL;
// we don't need to unparent the client->m_widget; GTK+ will do
// that for us (and will throw a warning if we do it!)
-
- // gtk_notebook_remove_page() sends "switch_page" signal with some strange
- // new page index (when deleting selected page 0, new page is 1 although,
- // clearly, the selection should stay 0), so suppress this
- g_signal_handlers_disconnect_by_func (m_widget,
- (gpointer) gtk_notebook_page_change_callback,
- this);
-
gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
- g_signal_connect (m_widget, "switch_page",
- G_CALLBACK (gtk_notebook_page_change_callback), this);
+ // It's safe to remove the page now.
+ wxASSERT_MSG(GetPage(page) == client, wxT("pages changed during delete"));
+ wxNotebookBase::DoRemovePage(page);
wxGtkNotebookPage* p = GetNotebookPage(page);
m_pagesData.DeleteObject(p);
delete p;
-
+
return client;
}
// hand here.
win->m_widget->parent = NULL;
- // don't receive switch page during addition
- g_signal_handlers_disconnect_by_func (m_widget,
- (gpointer) gtk_notebook_page_change_callback,
- this);
-
if (m_themeEnabled)
win->SetThemeEnabled(true);
m_pages.Insert(win, position);
+ // set the label image and text
+ // this must be done before adding the page, as GetPageText
+ // and GetPageImage will otherwise return wrong values in
+ // the page-changed event that results from inserting the
+ // first page.
+ nb_page->m_image = imageId;
+ nb_page->m_text = wxStripMenuCodes(text);
+
nb_page->m_box = gtk_hbox_new( FALSE, 1 );
gtk_container_set_border_width((GtkContainer*)nb_page->m_box, 2);
- g_signal_connect (win->m_widget, "size_allocate",
- G_CALLBACK (gtk_page_size_callback), win);
-
- gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
-
- nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
-
- /* set the label image */
- nb_page->m_image = imageId;
+ gtk_notebook_insert_page(notebook, win->m_widget, nb_page->m_box, position);
if (imageId != -1)
{
}
/* set the label text */
-
- nb_page->m_text = wxStripMenuCodes(text);
- if (nb_page->m_text.empty()) nb_page->m_text = wxEmptyString;
-
nb_page->m_label = GTK_LABEL( gtk_label_new(wxGTK_CONV(nb_page->m_text)) );
gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding );
/* show the label */
gtk_widget_show( GTK_WIDGET(nb_page->m_label) );
+
if (select && (m_pagesData.GetCount() > 1))
{
- SetSelection( position );
+ SetSelection( position );
}
- g_signal_connect (m_widget, "switch_page",
- G_CALLBACK (gtk_notebook_page_change_callback), this);
-
InvalidateBestSize();
return true;
}
projects / wxWidgets.git / blobdiff