+
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxGtkNotebookPagesList)
+
+
+//-----------------------------------------------------------------------------
+// "switch_page"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
+ GtkNotebookPage *WXUNUSED(page),
+ gint 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") );
+
+ notebook->m_inSwitchPage = true;
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ int old = notebook->GetSelection();
+
+ wxNotebookEvent eventChanging( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,
+ notebook->GetId(), page, old );
+ eventChanging.SetEventObject( notebook );
+
+ 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" );
+ }
+ 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 );
+ }
+
+ 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 );
+ }
+}
+}
+
+//-----------------------------------------------------------------------------
+// "realize" from m_widget
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint
+gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
+{
+ 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 );
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "key_press_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint gtk_notebook_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxNotebook *notebook )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ 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_page( GTK_NOTEBOOK(widget), page );
+
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
+ 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();
+ }
+
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// InsertChild callback for wxNotebook
+//-----------------------------------------------------------------------------
+
+static void wxInsertChildInNotebook( wxNotebook* 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
+ // style of the child to reflect its new location. We do this early
+ // because without it GetBestSize (which is used to set the initial size
+ // of controls if an explicit size is not given) will often report
+ // incorrect sizes since the widget's style context is not fully known.
+ // See bug #901694 for details
+ // (http://sourceforge.net/tracker/?func=detail&aid=901694&group_id=9863&atid=109863)
+ gtk_widget_set_parent(child->m_widget, parent->m_widget);
+
+ // NOTE: This should be considered a temporary workaround until we can
+ // work out the details and implement delaying the setting of the initial
+ // size of widgets until the size is really needed.
+}
+
projects / wxWidgets.git / blobdiff