// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#include "wx/generic/panelg.h"
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxPanel, wxWindow)
BEGIN_EVENT_TABLE(wxPanel, wxWindow)
EVT_SYS_COLOUR_CHANGED(wxPanel::OnSysColourChanged)
EVT_SET_FOCUS(wxPanel::OnFocus)
EVT_NAVIGATION_KEY(wxPanel::OnNavigationKey)
+ EVT_SIZE(wxPanel::OnSize)
END_EVENT_TABLE()
-#endif
-wxPanel::wxPanel()
+void wxPanel::Init()
{
- m_lastFocus = NULL;
+ m_winLastFocused = (wxWindow *)NULL;
+ m_btnDefault = (wxButton *)NULL;
}
bool wxPanel::Create(wxWindow *parent, wxWindowID id,
long style,
const wxString& name)
{
- m_lastFocus = NULL;
-
bool ret = wxWindow::Create(parent, id, pos, size, style, name);
if ( ret )
return;
}
- wxWindow *winFocus = event.GetCurrentFocus();
+ // Did the event emitter tell us where the last focus was?
+ // wxGTK does this in wxWindow, but wxMSW does not. It is
+ // also done in wxPanel if the event is propagated up.
+ wxWindow *winFocus = event.GetCurrentFocus();
+
+ // Do we know where the focus was ourselves, then?
+ if (!winFocus)
+ winFocus = m_winLastFocused;
+
if (!winFocus)
winFocus = wxWindow::FindFocus();
return;
}
- wxNode *start_node = GetChildren().Find( winFocus );
- if (!start_node)
- start_node = GetChildren().First();
+ wxWindowList::Node *start_node = GetChildren().Find( winFocus );
+ if ( !start_node )
+ start_node = GetChildren().Find( m_winLastFocused );
+ if ( !start_node )
+ start_node = GetChildren().GetFirst();
- wxNode *node = event.GetDirection() ? start_node->Next()
- : start_node->Previous();
+ wxWindowList::Node *node = event.GetDirection() ? start_node->GetNext()
+ : start_node->GetPrevious();
- while (node != start_node)
+ while ( node != start_node )
{
- if (!node)
+ // Have we come to the last or first item on the panel?
+ if ( !node )
{
-#ifndef __WXGTK__
- // FIXME seems to enter in an infinite loop - how is this possible?
- // we arrived at the last/first of our children - but may be this
- // panel is inside another panel, so make focus go to the next/prev
- // control in the parent (if we have one)
- if (GetParent() != NULL)
+ // Check if our (may be grand) parent is another panel: if this is
+ // the case, they will know what to do with this navigation key and
+ // so give them the chance to process it instead of looping inside
+ // this panel (normally, the focus will go to the next/previous
+ // item after this panel in the parent panel).
+ wxWindow *focussed_child_of_parent = this;
+ for ( wxWindow *parent = GetParent(); parent; parent = parent->GetParent() )
{
- wxNavigationKeyEvent new_event;
- new_event.SetDirection( event.GetDirection() );
- new_event.SetWindowChange(FALSE);
- new_event.SetCurrentFocus( this );
+ // we don't want to tab into a different dialog or frame
+ if ( focussed_child_of_parent->IsTopLevel() )
+ break;
- if (GetParent()->GetEventHandler()->ProcessEvent(new_event))
+ // is the parent a panel?
+ wxPanel *panel = wxDynamicCast(parent, wxPanel);
+ if (panel)
{
- return;
+ event.SetCurrentFocus( focussed_child_of_parent );
+ if (parent->GetEventHandler()->ProcessEvent( event ))
+ return;
}
+
+ focussed_child_of_parent = parent;
}
-#endif
- node = event.GetDirection() ? GetChildren().First()
- : GetChildren().Last();
+ // no, we are not inside another panel so process this ourself
+ node = event.GetDirection() ? GetChildren().GetFirst()
+ : GetChildren().GetLast();
continue;
}
- wxWindow *child = (wxWindow *)node->Data();
+ wxWindow *child = node->GetData();
- if (child->AcceptsFocus())
+ if ( child->AcceptsFocus() )
{
- // ok, event processed
+ m_winLastFocused = child; // should be redundant, but it is not
child->SetFocus();
return;
}
- node = event.GetDirection() ? node->Next() : node->Previous();
+ node = event.GetDirection() ? node->GetNext() : node->GetPrevious();
}
// we cycled through all of our children and none of them wanted to accept
event.Skip();
}
+
+void wxPanel::OnSize(wxSizeEvent& WXUNUSED(event))
+{
+#if wxUSE_CONSTRAINTS
+ if (GetAutoLayout()) Layout();
+#endif
+}
+
+void wxPanel::SetFocus()
+{
+ // If the panel gets the focus *by way of getting it set directly*
+ // we move the focus to the first window that can get it.
+
+ wxNode *node = GetChildren().First();
+ while (node)
+ {
+ wxWindow *child = (wxWindow*) node->Data();
+ if (child->AcceptsFocus())
+ {
+ m_winLastFocused = child; // should be redundant, but it is not
+ child->SetFocus();
+ return;
+ }
+ node = node->Next();
+ }
+
+ m_winLastFocused = (wxWindow*) NULL;
+
+ wxWindow::SetFocus();
+}
+
void wxPanel::OnFocus(wxFocusEvent& event)
{
- if ( m_lastFocus )
- m_lastFocus->SetFocus();
- else
- event.Skip();
+ // If the panel gets the focus *by way of getting clicked on*
+ // we move the focus to either the last window that had the
+ // focus or the first one that can get it.
+
+ if (m_winLastFocused)
+ {
+ // It might happen that the window got reparented or no longer
+ // accepts the focus.
+ if ((m_winLastFocused->GetParent() == this) &&
+ (m_winLastFocused->AcceptsFocus()))
+ {
+ m_winLastFocused->SetFocus();
+ return;
+ }
+ }
+
+ wxNode *node = GetChildren().First();
+ while (node)
+ {
+ wxWindow *child = (wxWindow*) node->Data();
+ if (child->AcceptsFocus())
+ {
+ m_winLastFocused = child; // should be redundant, but it is not
+ child->SetFocus();
+ return;
+ }
+ node = node->Next();
+ }
+
+ m_winLastFocused = (wxWindow*) NULL;
+
+ event.Skip();
}
projects / wxWidgets.git / blobdiff