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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef EDITORVIEW_H
#define EDITORVIEW_H
#include "coreplugin/id.h"
#include <QMap>
#include <QList>
#include <QString>
#include <QPointer>
#include <QVariant>
#include <QIcon>
#include <QWidget>
QT_BEGIN_NAMESPACE
class QAction;
class QComboBox;
class QFrame;
class QLabel;
class QSplitter;
class QStackedLayout;
class QStackedWidget;
class QToolButton;
QT_END_NAMESPACE
namespace Core {
class IContext;
class IDocument;
class IEditor;
class InfoBarDisplay;
class OpenEditorsModel;
class EditorToolBar;
namespace Internal {
struct EditLocation {
QPointer<IDocument> document;
QString fileName;
Id id;
QVariant state;
};
class EditorView : public QWidget
{
Q_OBJECT
public:
explicit EditorView(QWidget *parent = 0);
virtual ~EditorView();
int editorCount() const;
void addEditor(IEditor *editor);
void removeEditor(IEditor *editor);
IEditor *currentEditor() const;
void setCurrentEditor(IEditor *editor);
bool hasEditor(IEditor *editor) const;
QList<IEditor *> editors() const;
void showEditorStatusBar(const QString &id,
const QString &infoText,
const QString &buttonText,
QObject *object, const char *member);
void hideEditorStatusBar(const QString &id);
void setCloseSplitEnabled(bool enable);
void setCloseSplitIcon(const QIcon &icon);
private slots:
void closeView();
void listSelectionActivated(int index);
void splitHorizontally();
void splitVertically();
void closeSplit();
private:
void updateNavigatorActions();
void updateToolBar(IEditor *editor);
void checkProjectLoaded(IEditor *editor);
EditorToolBar *m_toolBar;
QStackedWidget *m_container;
InfoBarDisplay *m_infoBarDisplay;
QString m_statusWidgetId;
QFrame *m_statusHLine;
QFrame *m_statusWidget;
QLabel *m_statusWidgetLabel;
QToolButton *m_statusWidgetButton;
QList<IEditor *> m_editors;
QMap<QWidget *, IEditor *> m_widgetEditorMap;
QList<EditLocation> m_navigationHistory;
QList<EditLocation> m_editorHistory;
int m_currentNavigationHistoryPosition;
void updateCurrentPositionInNavigationHistory();
public:
inline bool canGoForward() const { return m_currentNavigationHistoryPosition < m_navigationHistory.size()-1; }
inline bool canGoBack() const { return m_currentNavigationHistoryPosition > 0; }
public slots:
void goBackInNavigationHistory();
void goForwardInNavigationHistory();
public:
void addCurrentPositionToNavigationHistory(IEditor *editor = 0, const QByteArray &saveState = QByteArray());
void cutForwardNavigationHistory();
inline QList<EditLocation> editorHistory() const { return m_editorHistory; }
void copyNavigationHistoryFrom(EditorView* other);
void updateEditorHistory(IEditor *editor);
QRect editorArea() const;
};
class SplitterOrView : public QWidget
{
Q_OBJECT
public:
explicit SplitterOrView(OpenEditorsModel *model); // creates a root splitter
explicit SplitterOrView(Core::IEditor *editor = 0);
~SplitterOrView();
void split(Qt::Orientation orientation);
void unsplit();
inline bool isView() const { return m_view != 0; }
inline bool isRoot() const { return m_isRoot; }
inline bool isSplitter() const { return m_splitter != 0; }
inline Core::IEditor *editor() const { return m_view ? m_view->currentEditor() : 0; }
inline QList<Core::IEditor *> editors() const { return m_view ? m_view->editors() : QList<Core::IEditor*>(); }
inline bool hasEditor(Core::IEditor *editor) const { return m_view && m_view->hasEditor(editor); }
inline bool hasEditors() const { return m_view && m_view->editorCount() != 0; }
inline EditorView *view() const { return m_view; }
inline QSplitter *splitter() const { return m_splitter; }
QSplitter *takeSplitter();
EditorView *takeView();
QByteArray saveState() const;
void restoreState(const QByteArray &);
SplitterOrView *findView(Core::IEditor *editor);
SplitterOrView *findView(EditorView *view);
SplitterOrView *findFirstView();
SplitterOrView *findEmptyView();
SplitterOrView *findSplitter(Core::IEditor *editor);
SplitterOrView *findSplitter(SplitterOrView *child);
SplitterOrView *findNextView(SplitterOrView *view);
QSize sizeHint() const { return minimumSizeHint(); }
QSize minimumSizeHint() const;
void unsplitAll();
protected:
void paintEvent(QPaintEvent *);
void mousePressEvent(QMouseEvent *e);
private:
void unsplitAll_helper();
SplitterOrView *findNextView_helper(SplitterOrView *view, bool *found);
bool m_isRoot;
QStackedLayout *m_layout;
EditorView *m_view;
QSplitter *m_splitter;
};
}
}
#endif // EDITORVIEW_H
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