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