98 lines
4.2 KiB
C++
98 lines
4.2 KiB
C++
/***************************************************************************
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* Copyright (C) 2010 by the Quassel Project *
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* devel@quassel-irc.org *
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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) version 3. *
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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 *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef SHORTCUTSMODEL_H
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#define SHORTCUTSMODEL_H
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#include <QAbstractItemModel>
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#include <QKeySequence>
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class Action;
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class ActionCollection;
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//! Model that exposes the actions from one or more ActionCollections
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/** This model takes one or more ActionCollections and exposes their actions as model items.
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* Note that the ShortcutsModel will not react to changes in the ActionCollection (e.g. adding,
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* removing actions), because it is supposed to be used after all actions being defined.
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*/
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class ShortcutsModel : public QAbstractItemModel {
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Q_OBJECT
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public:
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enum Role {
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ActionRole = Qt::UserRole,
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DefaultShortcutRole,
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ActiveShortcutRole,
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IsConfigurableRole
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};
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ShortcutsModel(const QHash<QString, ActionCollection *> &actionCollections, QObject *parent = 0);
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~ShortcutsModel();
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QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
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QModelIndex parent(const QModelIndex &child) const;
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int columnCount(const QModelIndex &parent = QModelIndex()) const;
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int rowCount(const QModelIndex &parent = QModelIndex()) const;
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QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
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bool setData(const QModelIndex &index, const QVariant &value, int role = ActiveShortcutRole);
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public slots:
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//! Load shortcuts from the ActionCollections
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/** Note that this will not rebuild the internal structure of the model, as we assume the
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* ActionCollections to be static during the lifetime of the settingspage. This will merely
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* re-read the shortcuts currently set in Quassel.
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*/
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void load();
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//! Load default shortcuts from the ActionCollections
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/** Note that this will not rebuild the internal structure of the model, as we assume the
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* ActionCollections to be static during the lifetime of the settingspage. This will update
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* the model's state from the ActionCollections' defaults.
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*/
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void defaults();
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//! Commit the model changes to the ActionCollections
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void commit();
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inline bool hasChanged() const { return _changedCount; }
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signals:
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//! Reflects the difference between model contents and the ActionCollections we loaded this from
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void hasChanged(bool changed);
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private:
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struct Item {
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inline Item() : row(-1), parentItem(0), collection(0), action(0) { }
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inline ~Item() { qDeleteAll(actionItems); }
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int row;
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Item *parentItem;
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ActionCollection *collection;
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Action *action;
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QKeySequence shortcut;
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QList<Item *> actionItems;
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};
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QList<Item *> _categoryItems;
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int _changedCount;
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bool _showIcons;
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};
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#endif // SHORTCUTSMODEL_H
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