src/qtui/channellistdlg.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 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 #include "channellistdlg.h"
  22
  23 #include <QHeaderView>
  24 #include <QHBoxLayout>
  25 #include <QSpacerItem>
  26
  27 #include "client.h"
  28 #include "clientirclisthelper.h"
  29 #include "icon.h"
  30
  31 ChannelListDlg::ChannelListDlg(QWidget *parent)
  32     : QDialog(parent),
  33     _listFinished(true),
  34     _ircListModel(this),
  35     _sortFilter(this),
  36     _simpleModeSpacer(0),
  37     _advancedMode(false)
  38 {
  39     _sortFilter.setSourceModel(&_ircListModel);
  40     _sortFilter.setFilterCaseSensitivity(Qt::CaseInsensitive);
  41     _sortFilter.setFilterKeyColumn(-1);
  42
  43     ui.setupUi(this);
  44     ui.advancedModeLabel->setPixmap(icon::get("edit-rename").pixmap(22));
  45
  46     ui.channelListView->setSelectionBehavior(QAbstractItemView::SelectRows);
  47     ui.channelListView->setSelectionMode(QAbstractItemView::SingleSelection);
  48     ui.channelListView->setAlternatingRowColors(true);
  49     ui.channelListView->setTabKeyNavigation(false);
  50     ui.channelListView->setModel(&_sortFilter);
  51     ui.channelListView->setSortingEnabled(true);
  52     // Sort A-Z by default
  53     ui.channelListView->sortByColumn(0, Qt::AscendingOrder);
  54     ui.channelListView->verticalHeader()->hide();
  55     ui.channelListView->horizontalHeader()->setStretchLastSection(true);
  56
  57     ui.searchChannelsButton->setAutoDefault(false);
  58
  59     setWindowIcon(icon::get("format-list-unordered"));
  60
  61     connect(ui.advancedModeLabel, SIGNAL(clicked()), this, SLOT(toggleMode()));
  62     connect(ui.searchChannelsButton, SIGNAL(clicked()), this, SLOT(requestSearch()));
  63     connect(ui.channelNameLineEdit, SIGNAL(returnPressed()), this, SLOT(requestSearch()));
  64     connect(ui.filterLineEdit, SIGNAL(textChanged(QString)), &_sortFilter, SLOT(setFilterFixedString(QString)));
  65     connect(Client::ircListHelper(), SIGNAL(channelListReceived(const NetworkId &, const QStringList &, QList<IrcListHelper::ChannelDescription> )),
  66         this, SLOT(receiveChannelList(NetworkId, QStringList, QList<IrcListHelper::ChannelDescription> )));
  67     connect(Client::ircListHelper(), SIGNAL(finishedListReported(const NetworkId &)), this, SLOT(reportFinishedList()));
  68     connect(Client::ircListHelper(), SIGNAL(errorReported(const QString &)), this, SLOT(showError(const QString &)));
  69     connect(ui.channelListView, SIGNAL(activated(QModelIndex)), this, SLOT(joinChannel(QModelIndex)));
  70
  71     setAdvancedMode(false);
  72     enableQuery(true);
  73     showFilterLine(false);
  74     showErrors(false);
  75
  76     // Set initial input focus
  77     updateInputFocus();
  78 }
  79
  80
  81 void ChannelListDlg::setNetwork(NetworkId netId)
  82 {
  83     if (_netId == netId)
  84         return;
  85
  86     _netId = netId;
  87     _ircListModel.setChannelList();
  88     showFilterLine(false);
  89 }
  90
  91
  92 void ChannelListDlg::setChannelFilters(const QString &channelFilters)
  93 {
  94     // Enable advanced mode if searching
  95     setAdvancedMode(!channelFilters.isEmpty());
  96     // Set channel search text after setting advanced mode so it's not cleared
  97     ui.channelNameLineEdit->setText(channelFilters.trimmed());
  98 }
  99
 100
 101 void ChannelListDlg::requestSearch()
 102 {
 103     if (!_netId.isValid()) {
 104         // No valid network set yet
 105         return;
 106     }
 107
 108     _listFinished = false;
 109     enableQuery(false);
 110     showErrors(false);
 111     QStringList channelFilters;
 112     channelFilters << ui.channelNameLineEdit->text().trimmed();
 113     Client::ircListHelper()->requestChannelList(_netId, channelFilters);
 114 }
 115
 116
 117 void ChannelListDlg::receiveChannelList(const NetworkId &netId, const QStringList &channelFilters, const QList<IrcListHelper::ChannelDescription> &channelList)
 118 {
 119     Q_UNUSED(channelFilters)
 120     if (netId != _netId)
 121         return;
 122
 123     showFilterLine(!channelList.isEmpty());
 124     _ircListModel.setChannelList(channelList);
 125     enableQuery(_listFinished);
 126     // Reset input focus since UI changed
 127     updateInputFocus();
 128 }
 129
 130
 131 void ChannelListDlg::showFilterLine(bool show)
 132 {
 133     ui.line->setVisible(show);
 134     ui.filterLabel->setVisible(show);
 135     ui.filterLineEdit->setVisible(show);
 136 }
 137
 138
 139 void ChannelListDlg::enableQuery(bool enable)
 140 {
 141     ui.channelNameLineEdit->setEnabled(enable);
 142     ui.searchChannelsButton->setEnabled(enable);
 143 }
 144
 145
 146 void ChannelListDlg::setAdvancedMode(bool advanced)
 147 {
 148     _advancedMode = advanced;
 149
 150     if (advanced) {
 151         if (_simpleModeSpacer) {
 152             ui.searchLayout->removeItem(_simpleModeSpacer);
 153             delete _simpleModeSpacer;
 154             _simpleModeSpacer = 0;
 155         }
 156         ui.advancedModeLabel->setPixmap(icon::get("edit-clear-locationbar-rtl").pixmap(16));
 157     }
 158     else {
 159         if (!_simpleModeSpacer) {
 160             _simpleModeSpacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
 161             ui.searchLayout->insertSpacerItem(0, _simpleModeSpacer);
 162         }
 163         ui.advancedModeLabel->setPixmap(icon::get("edit-rename").pixmap(16));
 164     }
 165
 166     ui.channelNameLineEdit->clear();
 167     ui.channelNameLineEdit->setVisible(advanced);
 168     ui.searchPatternLabel->setVisible(advanced);
 169 }
 170
 171
 172 void ChannelListDlg::updateInputFocus()
 173 {
 174     // Update keyboard focus to match what options are available.  Prioritize the channel name
 175     // editor as one likely won't need to filter when already limiting the list.
 176     if (ui.channelNameLineEdit->isVisible()) {
 177         ui.channelNameLineEdit->setFocus();
 178     } else if (ui.filterLineEdit->isVisible()) {
 179         ui.filterLineEdit->setFocus();
 180     }
 181 }
 182
 183
 184 void ChannelListDlg::showErrors(bool show)
 185 {
 186     if (!show) {
 187         ui.errorTextEdit->clear();
 188     }
 189     ui.errorLabel->setVisible(show);
 190     ui.errorTextEdit->setVisible(show);
 191 }
 192
 193
 194 void ChannelListDlg::reportFinishedList()
 195 {
 196     _listFinished = true;
 197 }
 198
 199
 200 void ChannelListDlg::showError(const QString &error)
 201 {
 202     showErrors(true);
 203     ui.errorTextEdit->moveCursor(QTextCursor::End);
 204     ui.errorTextEdit->insertPlainText(error + "\n");
 205 }
 206
 207
 208 void ChannelListDlg::joinChannel(const QModelIndex &index)
 209 {
 210     Client::instance()->userInput(BufferInfo::fakeStatusBuffer(_netId), QString("/JOIN %1").arg(index.sibling(index.row(), 0).data().toString()));
 211 }