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[quassel.git] / src / uisupport / nickview.cpp
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  *
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8  *   (at your option) version 3.                                           *
9  *                                                                         *
10  *   This program is distributed in the hope that it will be useful,       *
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12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
13  *   GNU General Public License for more details.                          *
14  *                                                                         *
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19  ***************************************************************************/
20
21 #include "nickview.h"
22
23 #include <QApplication>
24 #include <QHeaderView>
25 #include <QScrollBar>
26 #include <QDebug>
27 #include <QMenu>
28
29 #include "buffermodel.h"
30 #include "client.h"
31 #include "contextmenuactionprovider.h"
32 #include "graphicalui.h"
33 #include "nickview.h"
34 #include "nickviewfilter.h"
35 #include "networkmodel.h"
36 #include "types.h"
37
38 NickView::NickView(QWidget *parent)
39     : QTreeView(parent)
40 {
41     setIndentation(10);
42     header()->hide();
43     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
44     setSortingEnabled(true);
45     sortByColumn(0, Qt::AscendingOrder);
46
47     setContextMenuPolicy(Qt::CustomContextMenu);
48     setSelectionMode(QAbstractItemView::ExtendedSelection);
49
50 //   // breaks with Qt 4.8
51 //   if(QString("4.8.0") > qVersion()) // FIXME breaks with Qt versions >= 4.10!
52     setAnimated(true);
53
54     connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), SLOT(showContextMenu(const QPoint &)));
55
56 #if defined Q_WS_QWS || defined Q_WS_X11
57     connect(this, SIGNAL(doubleClicked(QModelIndex)), SLOT(startQuery(QModelIndex)));
58 #else
59     // afaik this is better on Mac and Windows
60     connect(this, SIGNAL(activated(QModelIndex)), SLOT(startQuery(QModelIndex)));
61 #endif
62 }
63
64
65 void NickView::init()
66 {
67     if (!model())
68         return;
69
70     for (int i = 1; i < model()->columnCount(); i++)
71         setColumnHidden(i, true);
72
73     connect(selectionModel(), SIGNAL(currentChanged(QModelIndex, QModelIndex)), SIGNAL(selectionUpdated()));
74     connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), SIGNAL(selectionUpdated()));
75 }
76
77
78 void NickView::setModel(QAbstractItemModel *model_)
79 {
80     if (model())
81         disconnect(model(), 0, this, 0);
82
83     QTreeView::setModel(model_);
84     init();
85 }
86
87
88 void NickView::rowsInserted(const QModelIndex &parent, int start, int end)
89 {
90     QTreeView::rowsInserted(parent, start, end);
91     if (model()->data(parent, NetworkModel::ItemTypeRole) == NetworkModel::UserCategoryItemType && !isExpanded(parent)) {
92         unanimatedExpandAll();
93     }
94 }
95
96
97 void NickView::setRootIndex(const QModelIndex &index)
98 {
99     QAbstractItemView::setRootIndex(index);
100     if (index.isValid())
101         unanimatedExpandAll();
102 }
103
104
105 QModelIndexList NickView::selectedIndexes() const
106 {
107     QModelIndexList indexList = QTreeView::selectedIndexes();
108
109     // make sure the item we clicked on is first
110     if (indexList.contains(currentIndex())) {
111         indexList.removeAll(currentIndex());
112         indexList.prepend(currentIndex());
113     }
114
115     return indexList;
116 }
117
118
119 void NickView::unanimatedExpandAll()
120 {
121     // since of Qt Version 4.8.0 the default expandAll will not properly work if
122     // animations are enabled. Therefore we perform an unanimated expand when a
123     // model is set or a toplevel node is inserted.
124     bool wasAnimated = isAnimated();
125     setAnimated(false);
126     expandAll();
127     setAnimated(wasAnimated);
128 }
129
130
131 void NickView::showContextMenu(const QPoint &pos)
132 {
133     Q_UNUSED(pos);
134
135     QMenu contextMenu(this);
136     GraphicalUi::contextMenuActionProvider()->addActions(&contextMenu, selectedIndexes());
137     contextMenu.exec(QCursor::pos());
138 }
139
140
141 void NickView::startQuery(const QModelIndex &index)
142 {
143     if (index.data(NetworkModel::ItemTypeRole) != NetworkModel::IrcUserItemType)
144         return;
145
146     IrcUser *ircUser = qobject_cast<IrcUser *>(index.data(NetworkModel::IrcUserRole).value<QObject *>());
147     NetworkId networkId = index.data(NetworkModel::NetworkIdRole).value<NetworkId>();
148     if (!ircUser || !networkId.isValid())
149         return;
150
151     Client::bufferModel()->switchToOrStartQuery(networkId, ircUser->nick());
152 }