1/***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
20
21#ifndef BUFFERVIEW_H_
22#define BUFFERVIEW_H_
23
24#include <QAction>
25#include <QMenu>
26#include <QDockWidget>
27#include <QModelIndex>
28#include <QStyledItemDelegate>
29#include <QTreeView>
30#include <QPointer>
31
32#include "actioncollection.h"
33#include "bufferviewconfig.h"
34#include "networkmodel.h"
35#include "types.h"
36
37/*****************************************
38 * The TreeView showing the Buffers
39 *****************************************/
40class BufferView : public QTreeView
41{
42 Q_OBJECT
43
44public:
45 enum Direction {
46 Forward = 1,
47 Backward = -1
48 };
49
50 BufferView(QWidget *parent = 0);
51 void init();
52
53 void setModel(QAbstractItemModel *model);
54 void setFilteredModel(QAbstractItemModel *model, BufferViewConfig *config);
55 virtual void setSelectionModel(QItemSelectionModel *selectionModel);
56
57 void setConfig(BufferViewConfig *config);
58 inline BufferViewConfig *config() { return _config; }
59
60 void addActionsToMenu(QMenu *menu, const QModelIndex &index);
61 void addFilterActions(QMenu *contextMenu, const QModelIndex &index);
62
63public slots:
64 void setRootIndexForNetworkId(const NetworkId &networkId);
65 void removeSelectedBuffers(bool permanently = false);
66 void menuActionTriggered(QAction *);
67 void nextBuffer();
68 void previousBuffer();
69 void hideCurrentBuffer();
70
71signals:
72 void removeBuffer(const QModelIndex &);
73 void removeBufferPermanently(const QModelIndex &);
74
75protected:
76 virtual void keyPressEvent(QKeyEvent *);
77 virtual void dropEvent(QDropEvent *event);
78 virtual void rowsInserted(const QModelIndex &parent, int start, int end);
79 virtual void wheelEvent(QWheelEvent *);
80 virtual QSize sizeHint() const;
81 virtual void focusInEvent(QFocusEvent *event) { QAbstractScrollArea::focusInEvent(event); }
82 virtual void contextMenuEvent(QContextMenuEvent *event);
83
84#if QT_VERSION < 0x050000
85 virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
86#else
87 virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles);
88#endif
89
90private slots:
91 void joinChannel(const QModelIndex &index);
92 void toggleHeader(bool checked);
93
94 void storeExpandedState(const QModelIndex &networkIdx);
95 void setExpandedState(const QModelIndex &networkIdx);
96
97 void on_configChanged();
98 void on_layoutChanged();
99
100 void changeBuffer(Direction direction);
101
102private:
103 QPointer<BufferViewConfig> _config;
104
105 enum ExpandedState {
106 WasExpanded = 0x01,
107 WasActive = 0x02
108 };
109 QHash<NetworkId, short> _expandedState;
110};
111
112
113// ******************************
114// BufferViewDelgate
115// ******************************
116
117class BufferViewDelegate : public QStyledItemDelegate
118{
119 Q_OBJECT
120
121public:
122 BufferViewDelegate(QObject *parent = 0);
123 bool editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index);
124
125protected:
126 virtual void customEvent(QEvent *event);
127};
128
129
130// ==============================
131// BufferView Dock
132// ==============================
133class BufferViewDock : public QDockWidget
134{
135 Q_OBJECT
136 Q_PROPERTY(bool active READ isActive WRITE setActive STORED true)
137
138public :
139 BufferViewDock(BufferViewConfig *config, QWidget *parent);
140
141 int bufferViewId() const;
142 BufferViewConfig *config() const;
143 inline BufferView *bufferView() const { return qobject_cast<BufferView *>(widget()); }
144 inline bool isActive() const { return _active; }
145
146public slots:
147 void setActive(bool active = true);
148
149private slots:
150 void bufferViewRenamed(const QString &newName);
151 void updateTitle();
152
153private:
154
155 bool _active;
156 QString _title;
157};
158
159
160#endif
161