Mercurial > octave-nkf
view libgui/graphics/GenericEventNotify.h @ 19629:be7ac98fab43 gui-release
strip trailing whitespace from most source files
* NEWS, etc/NEWS.3, libgui/graphics/Backend.h,
libgui/graphics/ButtonControl.h, libgui/graphics/EditControl.cc,
libgui/graphics/Object.h, libgui/graphics/QtHandlesUtils.cc,
libgui/graphics/ToolBarButton.h, libgui/graphics/__init_qt__.cc,
libgui/graphics/gl-select.cc,
libgui/qterminal/libqterminal/unix/TerminalView.cpp,
libgui/qterminal/libqterminal/unix/TerminalView.h,
libgui/qterminal/libqterminal/win32/QWinTerminalImpl.cpp,
libgui/src/m-editor/file-editor-tab.cc,
libgui/src/m-editor/file-editor.cc, libgui/src/m-editor/file-editor.h,
libgui/src/m-editor/octave-qscintilla.cc,
libgui/src/settings-dialog.cc, libgui/src/shortcut-manager.cc,
libgui/src/workspace-view.cc, libinterp/corefcn/graphics.cc,
libinterp/corefcn/input.cc, libinterp/parse-tree/pt-unop.cc,
liboctave/array/dSparse.h, scripts/pkg/pkg.m,
scripts/polynomial/polyeig.m, test/io.tst: Strip trailing whitespace.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 20 Jan 2015 09:43:29 -0500 |
parents | 523878f76518 |
children | dbb207d10d7c |
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/* Copyright (C) 2011-2014 Michael Goffioul This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __GenericEventNotify_h__ #define __GenericEventNotify_h__ 1 #include <QSet> class QEvent; class QObject; class QWidget; namespace QtHandles { class GenericEventNotifyReceiver; class GenericEventNotifySender { public: GenericEventNotifySender (void) : m_receivers () { } virtual ~GenericEventNotifySender (void) { } void addReceiver (GenericEventNotifyReceiver* r) { m_receivers.insert (r); } void removeReceiver (GenericEventNotifyReceiver* r) { m_receivers.remove (r); } protected: bool notifyReceiversBefore (QObject* obj, QEvent* evt); void notifyReceiversAfter (QObject* obj, QEvent* evt); private: QSet<GenericEventNotifyReceiver*> m_receivers; }; class GenericEventNotifyReceiver { public: GenericEventNotifyReceiver (void) { } virtual ~GenericEventNotifyReceiver (void) { } virtual bool eventNotifyBefore (QObject* obj, QEvent* evt) = 0; virtual void eventNotifyAfter (QObject* obj, QEvent* evt) = 0; }; inline bool GenericEventNotifySender::notifyReceiversBefore (QObject* obj, QEvent* evt) { foreach (GenericEventNotifyReceiver* r, m_receivers) if (r->eventNotifyBefore (obj, evt)) return true; return false; } inline void GenericEventNotifySender::notifyReceiversAfter (QObject* obj, QEvent* evt) { foreach (GenericEventNotifyReceiver* r, m_receivers) r->eventNotifyAfter (obj, evt); } #define DECLARE_GENERICEVENTNOTIFY_SENDER(T,B) \ class T : public B, public GenericEventNotifySender \ { \ public: \ T (QWidget* parent) : B (parent), GenericEventNotifySender () { } \ ~ T (void) { } \ \ bool event (QEvent* evt) \ { \ bool result = true; \ if (! notifyReceiversBefore (this, evt)) \ result = B::event (evt); \ notifyReceiversAfter (this, evt); \ return result; \ } \ } }; #endif