// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#endif
#ifndef WX_PRECOMP
+#include "wx/object.h"
+#include "wx/font.h"
+#include "wx/colour.h"
#include "wx/settings.h"
#endif
BEGIN_EVENT_TABLE(wxPanel, wxWindow)
EVT_SYS_COLOUR_CHANGED(wxPanel::OnSysColourChanged)
+ EVT_SET_FOCUS(wxPanel::OnFocus)
EVT_NAVIGATION_KEY(wxPanel::OnNavigationKey)
END_EVENT_TABLE()
wxPanel::wxPanel()
{
+ m_lastFocus = 0;
}
bool wxPanel::Create(wxWindow *parent, wxWindowID id,
long style,
const wxString& name)
{
- bool ret = wxWindow::Create(parent, id, pos, size, style, name);
+ m_lastFocus = 0;
- if ( ret ) {
- SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
- SetDefaultBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
- SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
- }
+ bool ret = wxWindow::Create(parent, id, pos, size, style, name);
- return ret;
-}
+ if ( ret )
+ {
+#ifndef __WXGTK__
+ SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+ SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+#endif
+ }
-void wxPanel::InitDialog(void)
-{
- wxInitDialogEvent event(GetId());
- event.SetEventObject(this);
- GetEventHandler()->ProcessEvent(event);
+ return ret;
}
-void wxPanel::SetFocus()
+void wxPanel::InitDialog(void)
{
- SetFocusToNextChild();
+ wxInitDialogEvent event(GetId());
+ event.SetEventObject(this);
+ GetEventHandler()->ProcessEvent(event);
}
// Responds to colour changes, and passes event on to children.
void wxPanel::OnSysColourChanged(wxSysColourChangedEvent& event)
{
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
- SetDefaultBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
Refresh();
// Propagate the event to the non-top-level children
wxWindow::OnSysColourChanged(event);
}
-void wxPanel::OnNavigationKey(wxNavigationKeyEvent& event)
-{
- // don't process these ones here
- if ( event.IsWindowChange() ) {
- event.Skip();
- return;
- }
-
- // first of all, find the window which currently has the focus
- wxNode *node = GetChildren()->First();
- wxWindow *winFocus = event.GetCurrentFocus();
-
- // @@@ no FindFocus() in wxGTK
- #ifndef __GTK__
- if ( winFocus == NULL )
- winFocus = wxWindow::FindFocus();
- #endif
-
- while ( node != NULL ) {
- if ( node->Data() == winFocus )
- break;
-
- node = node->Next();
- }
-
- if ( !SetFocusToNextChild(node, event.GetDirection()) )
- event.Skip();
-}
-
-// set focus to the next child which accepts it (or first/last if node == NULL)
-bool wxPanel::SetFocusToNextChild(wxNode *node, bool bForward)
+void wxPanel::OnNavigationKey( wxNavigationKeyEvent& event )
{
- // Added by JACS since this seems to cause an infinite loop.
- return FALSE;
+ // there is not much to do if we have only one child (or not at all)
+ if (GetChildren().GetCount() < 2)
+ {
+ event.Skip();
+ return;
+ }
- // @@ using typed list would be better...
- #define WIN(node) ((wxWindow *)(node->Data()))
+ // don't process these ones here
+ if (event.IsWindowChange())
+ {
+ event.Skip();
+ return;
+ }
- bool bFound = FALSE; // have we found a window we will set focus to?
+ wxWindow *winFocus = event.GetCurrentFocus();
+ if (!winFocus)
+ winFocus = wxWindow::FindFocus();
- wxList *children = GetChildren();
- if ( node == NULL ) {
- // we've never had focus before
- node = bForward ? children->First() : children->Last();
- if ( node == NULL ) {
- // no children
- return FALSE;
+ if (!winFocus)
+ {
+ event.Skip();
+ return;
}
- bFound = WIN(node)->AcceptsFocus();
- }
- else {
- // just to be sure it's the right one
- wxASSERT( WIN(node)->AcceptsFocus() );
- }
-
- // find the next child which accepts focus
- while ( !bFound ) {
- node = bForward ? node->Next() : node->Previous();
- if ( node == NULL ) {
- // ask parent if he doesn't want to advance focus to the next panel
- if ( GetParent() != NULL ) {
- wxNavigationKeyEvent event;
- event.SetDirection(bForward);
- event.SetWindowChange(FALSE);
- event.SetCurrentFocus(this);
-
- if ( GetParent()->ProcessEvent(event) )
- return TRUE;
- }
-
- // wrap around
- node = bForward ? children->First() : children->Last();
- }
+ wxNode *start_node = GetChildren().Find( winFocus );
+ if (!start_node)
+ start_node = GetChildren().First();
+
+ wxNode *node = event.GetDirection() ? start_node->Next()
+ : start_node->Previous();
+
+ while (node != start_node)
+ {
+ if (!node)
+ {
+ node = event.GetDirection() ? GetChildren().First()
+ : GetChildren().Last();
+
+ continue;
+ }
- bFound = WIN(node)->AcceptsFocus();
- }
+ wxWindow *child = (wxWindow *)node->Data();
- WIN(node)->SetFocus();
+ if (child->AcceptsFocus())
+ {
+ // ok, event processed
+ child->SetFocus();
+ return;
+ }
- #undef WIN
+ node = event.GetDirection() ? node->Next() : node->Previous();
+ }
+
+ // we cycled through all of our children and none of them wanted to accept
+ // focus
+ event.Skip();
+}
- return TRUE;
+void wxPanel::OnFocus(wxFocusEvent& event)
+{
+ if (m_lastFocus != 0)
+ {
+ wxWindow* child = FindWindow(m_lastFocus);
+ if (child)
+ child->SetFocus();
+ }
+ else
+ event.Skip();
}
projects / wxWidgets.git / blobdiff