src/qtui/channellistdlg.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "channellistdlg.h"
  22
  23 #include "client.h"
  24 #include "clientirclisthelper.h"
  25
  26 #include <QHeaderView>
  27 #include <QHBoxLayout>
  28 #include <QSpacerItem>
  29
  30 ChannelListDlg::ChannelListDlg(QWidget *parent)
  31   : QDialog(parent),
  32     _listFinished(true),
  33     _ircListModel(this),
  34     _sortFilter(this),
  35     _simpleModeSpacer(0),
  36     _advancedMode(false)
  37 {
  38   _sortFilter.setSourceModel(&_ircListModel);
  39   _sortFilter.setFilterCaseSensitivity(Qt::CaseInsensitive);
  40   _sortFilter.setFilterKeyColumn(-1);
  41
  42   ui.setupUi(this);
  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   ui.channelListView->verticalHeader()->hide();
  50   ui.channelListView->horizontalHeader()->setStretchLastSection(true);
  51
  52   ui.searchChannelsButton->setAutoDefault(false);
  53
  54   connect(ui.advancedModeLabel, SIGNAL(clicked()), this, SLOT(toggleMode()));
  55   connect(ui.searchChannelsButton, SIGNAL(clicked()), this, SLOT(requestSearch()));
  56   connect(ui.channelNameLineEdit, SIGNAL(returnPressed()), this, SLOT(requestSearch()));
  57   connect(ui.filterLineEdit, SIGNAL(textChanged(QString)), &_sortFilter, SLOT(setFilterFixedString(QString)));
  58   connect(Client::ircListHelper(), SIGNAL(channelListReceived(const NetworkId &, const QStringList &, QList<IrcListHelper::ChannelDescription>)),
  59           this, SLOT(receiveChannelList(NetworkId , QStringList, QList<IrcListHelper::ChannelDescription>)));
  60   connect(Client::ircListHelper(), SIGNAL(finishedListReported(const NetworkId &)), this, SLOT(reportFinishedList()));
  61   connect(Client::ircListHelper(), SIGNAL(errorReported(const QString &)), this, SLOT(showError(const QString &)));
  62   connect(ui.channelListView, SIGNAL(activated(QModelIndex)), this, SLOT(joinChannel(QModelIndex)));
  63
  64   setAdvancedMode(false);
  65   enableQuery(true);
  66   showFilterLine(false);
  67   showErrors(false);
  68 }
  69
  70 void ChannelListDlg::setNetwork(NetworkId netId) {
  71   if(_netId == netId)
  72     return;
  73
  74   _netId = netId;
  75   _ircListModel.setChannelList();
  76   showFilterLine(false);
  77 }
  78
  79 void ChannelListDlg::requestSearch() {
  80   _listFinished = false;
  81   enableQuery(false);
  82   showErrors(false);
  83   QStringList channelFilters;
  84   channelFilters << ui.channelNameLineEdit->text().trimmed();
  85   Client::ircListHelper()->requestChannelList(_netId, channelFilters);
  86 }
  87
  88 void ChannelListDlg::receiveChannelList(const NetworkId &netId, const QStringList &channelFilters, const QList<IrcListHelper::ChannelDescription> &channelList) {
  89   Q_UNUSED(channelFilters)
  90   if(netId != _netId)
  91     return;
  92
  93   showFilterLine(!channelList.isEmpty());
  94   _ircListModel.setChannelList(channelList);
  95   enableQuery(_listFinished);
  96 }
  97
  98 void ChannelListDlg::showFilterLine(bool show) {
  99   ui.line->setVisible(show);
 100   ui.filterLabel->setVisible(show);
 101   ui.filterLineEdit->setVisible(show);
 102 }
 103
 104 void ChannelListDlg::enableQuery(bool enable) {
 105   ui.channelNameLineEdit->setEnabled(enable);
 106   ui.searchChannelsButton->setEnabled(enable);
 107 }
 108
 109 void ChannelListDlg::setAdvancedMode(bool advanced) {
 110   _advancedMode = advanced;
 111
 112 #if QT_VERSION >=  0x040400
 113   // FIXME: remove if macro when we depend on Qt 4.4
 114   if(advanced) {
 115     if(_simpleModeSpacer) {
 116       ui.searchLayout->removeItem(_simpleModeSpacer);
 117       delete _simpleModeSpacer;
 118       _simpleModeSpacer = 0;
 119     }
 120     ui.advancedModeLabel->setPixmap(QPixmap(QString::fromUtf8(":/22x22/actions/oxygen/22x22/actions/edit-clear-locationbar-rtl.png")));
 121   } else {
 122     if(!_simpleModeSpacer) {
 123       _simpleModeSpacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
 124       ui.searchLayout->insertSpacerItem(0, _simpleModeSpacer);
 125     }
 126     ui.advancedModeLabel->setPixmap(QPixmap(QString::fromUtf8(":/22x22/actions/oxygen/22x22/actions/edit-clear.png")));
 127   }
 128 #endif
 129
 130   ui.channelNameLineEdit->clear();
 131   ui.channelNameLineEdit->setVisible(advanced);
 132   ui.searchPatternLabel->setVisible(advanced);
 133 }
 134
 135 void ChannelListDlg::showErrors(bool show) {
 136   if(!show) {
 137     ui.errorTextEdit->clear();
 138   }
 139   ui.errorLabel->setVisible(show);
 140   ui.errorTextEdit->setVisible(show);
 141 }
 142
 143
 144 void ChannelListDlg::reportFinishedList() {
 145   _listFinished = true;
 146 }
 147
 148 void ChannelListDlg::showError(const QString &error) {
 149   showErrors(true);
 150   ui.errorTextEdit->moveCursor(QTextCursor::End);
 151   ui.errorTextEdit->insertPlainText(error + "\n");
 152 }
 153
 154 void ChannelListDlg::joinChannel(const QModelIndex &index) {
 155   Client::instance()->userInput(BufferInfo::fakeStatusBuffer(_netId), QString("/JOIN %1").arg(index.sibling(index.row(), 0).data().toString()));
 156 }