// Purpose: wxCompositeWindow<> declaration
// Author: Vadim Zeitlin
// Created: 2011-01-02
-// RCS-ID: $Id: wxhead.h,v 1.12 2010-04-22 12:44:51 zeitlin Exp $
+// RCS-ID: $Id$
// Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#define _WX_COMPOSITEWIN_H_
#include "wx/window.h"
+#include "wx/containr.h"
+
+class WXDLLIMPEXP_FWD_CORE wxToolTip;
// NB: This is an experimental and, as for now, undocumented class used only by
// wxWidgets itself internally. Don't use it in your code until its API is
// officially stabilized unless you are ready to change it with the next
// wxWidgets release.
-// FIXME-VC6: This compiler can't compile DoSetForAllParts() template function,
-// it can't determine whether the deduced type should be "T" or "const T&". And
-// without this function wxCompositeWindow is pretty useless so simply disable
-// this code for it, this does mean that setting colours/fonts/... for
-// composite controls won't work in the library compiled with it but so far
-// this only affects the generic wxDatePickerCtrl which is not used by default
-// under MSW anyhow so it doesn't seem to be worth it to spend time and uglify
-// the code to fix it.
-#ifndef __VISUALC6__
-
// ----------------------------------------------------------------------------
// wxCompositeWindow is a helper for implementing composite windows: to define
// a class using subwindows, simply inherit from it specialized with the real
typedef W BaseWindowClass;
// Default ctor doesn't do anything.
- wxCompositeWindow() { }
+ wxCompositeWindow()
+ {
+ this->Connect
+ (
+ wxEVT_CREATE,
+ wxWindowCreateEventHandler(wxCompositeWindow::OnWindowCreate)
+ );
+
+ }
+
+#ifndef __VISUALC6__
+ // FIXME-VC6: This compiler can't compile DoSetForAllParts() template function,
+ // it can't determine whether the deduced type should be "T" or "const T&". And
+ // without this function wxCompositeWindow is pretty useless so simply disable
+ // this code for it, this does mean that setting colours/fonts/... for
+ // composite controls won't work in the library compiled with it but so far
+ // this only affects the generic wxDatePickerCtrl which is not used by default
+ // under MSW anyhow so it doesn't seem to be worth it to spend time and uglify
+ // the code to fix it.
// Override all wxWindow methods which must be forwarded to the composite
// window parts.
if ( !BaseWindowClass::SetForegroundColour(colour) )
return false;
- DoSetForAllParts(&wxWindowBase::SetForegroundColour, colour);
+ SetForAllParts(&wxWindowBase::SetForegroundColour, colour);
return true;
}
if ( !BaseWindowClass::SetBackgroundColour(colour) )
return false;
- DoSetForAllParts(&wxWindowBase::SetBackgroundColour, colour);
+ SetForAllParts(&wxWindowBase::SetBackgroundColour, colour);
return true;
}
if ( !BaseWindowClass::SetFont(font) )
return false;
- DoSetForAllParts(&wxWindowBase::SetFont, font);
+ SetForAllParts(&wxWindowBase::SetFont, font);
return true;
}
if ( !BaseWindowClass::SetCursor(cursor) )
return false;
- DoSetForAllParts(&wxWindowBase::SetCursor, cursor);
+ SetForAllParts(&wxWindowBase::SetCursor, cursor);
return true;
}
+#if wxUSE_TOOLTIPS
+ virtual void DoSetToolTip(wxToolTip *tip)
+ {
+ BaseWindowClass::DoSetToolTip(tip);
+
+ SetForAllParts(&wxWindowBase::CopyToolTip, tip);
+ }
+#endif // wxUSE_TOOLTIPS
+
+#endif // !__VISUALC6__
+
+ virtual void SetFocus()
+ {
+ wxSetFocusToChild(this, NULL);
+ }
+
private:
// Must be implemented by the derived class to return all children to which
// the public methods we override should forward to.
virtual wxWindowList GetCompositeWindowParts() const = 0;
+ void OnWindowCreate(wxWindowCreateEvent& event)
+ {
+ event.Skip();
+
+ // Attach a few event handlers to all parts of the composite window.
+ // This makes the composite window behave more like a simple control
+ // and allows other code (such as wxDataViewCtrl's inline editing
+ // support) to hook into its event processing.
+
+ wxWindow *child = event.GetWindow();
+ if ( child == this )
+ return; // not a child, we don't want to Connect() to ourselves
+
+ // Always capture wxEVT_KILL_FOCUS:
+ child->Connect(wxEVT_KILL_FOCUS,
+ wxFocusEventHandler(wxCompositeWindow::OnKillFocus),
+ NULL, this);
+
+ // Some events should be only handled for non-toplevel children. For
+ // example, we want to close the control in wxDataViewCtrl when Enter
+ // is pressed in the inline editor, but not when it's pressed in a
+ // popup dialog it opens.
+ wxWindow *win = child;
+ while ( win && win != this )
+ {
+ if ( win->IsTopLevel() )
+ return;
+ win = win->GetParent();
+ }
+
+ child->Connect(wxEVT_CHAR,
+ wxKeyEventHandler(wxCompositeWindow::OnChar),
+ NULL, this);
+ }
+
+ void OnChar(wxKeyEvent& event)
+ {
+ if ( !this->ProcessWindowEvent(event) )
+ event.Skip();
+ }
+
+ void OnKillFocus(wxFocusEvent& event)
+ {
+ // Ignore focus changes within the composite control:
+ wxWindow *win = event.GetWindow();
+ while ( win )
+ {
+ if ( win == this )
+ {
+ event.Skip();
+ return;
+ }
+
+ // Note that we don't use IsTopLevel() check here, because we do
+ // want to ignore focus changes going to toplevel window that have
+ // the composite control as its parent; these would typically be
+ // some kind of control's popup window.
+ win = win->GetParent();
+ }
+
+ // The event shouldn't be ignored, forward it to the main control:
+ if ( !this->ProcessWindowEvent(event) )
+ event.Skip();
+ }
+
+#ifndef __VISUALC6__
+ template <class T>
+ void SetForAllParts(bool (wxWindowBase::*func)(const T&), const T& arg)
+ {
+ DoSetForAllParts<const T&>(func, arg);
+ }
+
template <class T>
- void DoSetForAllParts(bool (wxWindowBase::*func)(const T&), const T& arg)
+ void SetForAllParts(bool (wxWindowBase::*func)(T*), T* arg)
+ {
+ DoSetForAllParts<T*>(func, arg);
+ }
+
+ template <class T>
+ void DoSetForAllParts(bool (wxWindowBase::*func)(T), T arg)
{
// Simply call the setters for all parts of this composite window.
const wxWindowList parts = GetCompositeWindowParts();
{
wxWindow * const child = *i;
- (child->*func)(arg);
+ // Allow NULL elements in the list, this makes the code of derived
+ // composite controls which may have optionally shown children
+ // simpler and it doesn't cost us much here.
+ if ( child )
+ (child->*func)(arg);
}
}
+#endif // !__VISUALC6__
wxDECLARE_NO_COPY_TEMPLATE_CLASS(wxCompositeWindow, W);
};
-#else // __VISUALC6__
-
-template <class W>
-class wxCompositeWindow : public W
-{
-};
-
-#endif // !__VISUALC6__/__VISUALC6__
-
#endif // _WX_COMPOSITEWIN_H_
projects / wxWidgets.git / blobdiff