forked from qt-creator/qt-creator
102 lines
2.8 KiB
C
102 lines
2.8 KiB
C
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#ifndef TOOLTIP_H
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#define TOOLTIP_H
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#include "texteditor/texteditor_global.h"
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#include <QtCore/QSharedPointer>
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#include <QtCore/QObject>
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#include <QtCore/QTimer>
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QT_BEGIN_NAMESPACE
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class QPoint;
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class QString;
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class QColor;
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class QWidget;
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QT_END_NAMESPACE
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namespace TextEditor {
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namespace Internal {
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class Tip;
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class TipContent;
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}
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/*
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* This class contains some code duplicated from QTooltip. It would be good to make that reusable.
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*/
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class TEXTEDITOR_EXPORT ToolTip : public QObject
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{
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Q_OBJECT
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private:
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ToolTip();
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public:
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virtual ~ToolTip();
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static ToolTip *instance();
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void showText(const QPoint &pos, const QString &text, QWidget *w = 0);
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void showColor(const QPoint &pos, const QColor &color, QWidget *w = 0);
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void hide();
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bool isVisible() const;
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virtual bool eventFilter(QObject *o, QEvent *event);
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private:
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bool acceptShow(const QSharedPointer<Internal::TipContent> &content,
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const QPoint &pos,
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QWidget *w);
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void setUp(const QSharedPointer<Internal::TipContent> &content,
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const QPoint &pos,
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QWidget *w);
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bool requiresSetUp(const QSharedPointer<Internal::TipContent> &content, QWidget *w) const;
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void placeTip(const QPoint &pos, QWidget *w);
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int tipScreen(const QPoint &pos, QWidget *w) const;
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void showTip();
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void hideTipWithDelay();
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void hideQtTooltip();
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private slots:
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void hideTipImmediately();
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private:
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Internal::Tip *m_tip;
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QWidget *m_widget;
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QTimer m_showTimer;
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QTimer m_hideDelayTimer;
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};
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} // namespace TextEditor
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#endif // TOOLTIP_H
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