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88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/*
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* Copyright (C) 2007 by Mathias Soeken <msoeken@tzi.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the
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* Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef TREEVIEWHEADERCONTEXTMENU_H
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#define TREEVIEWHEADERCONTEXTMENU_H
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#include <QObject>
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#include <QPoint>
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#include <QHash>
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#include <QVector>
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#include <QAction>
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#include <QTreeView>
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class KMenu;
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/**
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* ContextMenu for QTreeView::header() to toggle the
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* visible state of the columns.
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*
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* It is possible to exclude columns from inserting in the
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* menu either by the @p excludedColumns parameter in the constructor,
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* by #addExcludedColumn or #addExcludedColumns.
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*
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* You can also change the display style of the items in the menu.
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*
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* @author Mathias Soeken <msoeken@tzi.de>
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*/
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class TreeViewHeaderContextMenu : public QObject {
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Q_OBJECT
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Q_PROPERTY(int style READ style)
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Q_PROPERTY(KMenu* menu READ menu)
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public:
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enum { AlwaysCheckBox, CheckBoxOnChecked, ShowHideText };
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public:
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explicit TreeViewHeaderContextMenu( QObject *parent, QTreeView *widget, int style = AlwaysCheckBox, QVector<int> excludedColumns = QVector<int>() );
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~TreeViewHeaderContextMenu();
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private:
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void updateAction( QAction *action, int column );
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private Q_SLOTS:
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void slotCustomContextMenuRequested( const QPoint& );
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protected Q_SLOTS:
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void updateActions();
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void slotTriggered( QAction* );
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void slotAboutToShow();
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protected:
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QTreeView *mWidget;
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QVector<QAction*> mActions;
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KMenu *mContextMenu;
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int mStyle;
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QHash<QAction*, int> mActionColumnMapping;
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QVector<int> mExcludedColumns;
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public:
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int style() const { return mStyle; }
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void addExcludedColumn( int column ) { mExcludedColumns << column; updateActions(); }
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void addExcludedColumns( QVector<int> columns ) { mExcludedColumns << columns; updateActions(); }
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KMenu *menu() const { return mContextMenu; }
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Q_SIGNALS:
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void columnToggled( int );
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};
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#endif
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