src/qtui/settingspages/shortcutssettingspage.cpp

   1
   2 /***************************************************************************
   3  *   Copyright (C) 2010 by the Quassel Project                             *
   4  *   devel@quassel-irc.org                                                 *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) version 3.                                           *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
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  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
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  21
  22 #include <QTimer>
  23
  24 #include "shortcutssettingspage.h"
  25
  26 #include "action.h"
  27 #include "actioncollection.h"
  28 #include "qtui.h"
  29 #include "shortcutsmodel.h"
  30 #include "util.h"
  31
  32 ShortcutsFilter::ShortcutsFilter(QObject *parent) : QSortFilterProxyModel(parent) {
  33   setDynamicSortFilter(true);
  34 }
  35
  36 void ShortcutsFilter::setFilterString(const QString &filterString) {
  37   _filterString = filterString;
  38   invalidateFilter();
  39 }
  40
  41 bool ShortcutsFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
  42   if(!source_parent.isValid())
  43     return true;
  44
  45   QModelIndex index = source_parent.model()->index(source_row, 0, source_parent);
  46   Q_ASSERT(index.isValid());
  47   if(!qobject_cast<Action *>(index.data(ShortcutsModel::ActionRole).value<QObject *>())->isShortcutConfigurable())
  48     return false;
  49
  50   for(int col = 0; col < source_parent.model()->columnCount(source_parent); col++) {
  51     if(source_parent.model()->index(source_row, col, source_parent).data().toString().contains(_filterString, Qt::CaseInsensitive))
  52       return true;
  53   }
  54   return false;
  55 }
  56
  57 /****************************************************************************/
  58
  59 ShortcutsSettingsPage::ShortcutsSettingsPage(const QHash<QString, ActionCollection *> &actionCollections, QWidget *parent)
  60   : SettingsPage(tr("Interface"), tr("Shortcuts"), parent),
  61   _shortcutsModel(new ShortcutsModel(actionCollections, this)),
  62   _shortcutsFilter(new ShortcutsFilter(this))
  63 {
  64   ui.setupUi(this);
  65
  66   _shortcutsFilter->setSourceModel(_shortcutsModel);
  67   ui.shortcutsView->setModel(_shortcutsFilter);
  68   ui.shortcutsView->expandAll();
  69   ui.shortcutsView->resizeColumnToContents(0);
  70   ui.shortcutsView->sortByColumn(0, Qt::AscendingOrder);
  71
  72   ui.keySequenceWidget->setModel(_shortcutsModel);
  73   connect(ui.keySequenceWidget, SIGNAL(keySequenceChanged(QKeySequence,QModelIndex)), SLOT(keySequenceChanged(QKeySequence,QModelIndex)));
  74
  75   connect(ui.shortcutsView->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), SLOT(setWidgetStates()));
  76
  77   setWidgetStates();
  78
  79   connect(ui.useDefault, SIGNAL(clicked(bool)), SLOT(toggledCustomOrDefault()));
  80   connect(ui.useCustom, SIGNAL(clicked(bool)), SLOT(toggledCustomOrDefault()));
  81
  82   connect(_shortcutsModel, SIGNAL(hasChanged(bool)), SLOT(setChangedState(bool)));
  83
  84   // fugly, but directly setting it from the ctor doesn't seem to work
  85   QTimer::singleShot(0, ui.searchEdit, SLOT(setFocus()));
  86 }
  87
  88 void ShortcutsSettingsPage::setWidgetStates() {
  89   if(ui.shortcutsView->currentIndex().isValid() && ui.shortcutsView->currentIndex().parent().isValid()) {
  90     QKeySequence active = ui.shortcutsView->currentIndex().data(ShortcutsModel::ActiveShortcutRole).value<QKeySequence>();
  91     QKeySequence def = ui.shortcutsView->currentIndex().data(ShortcutsModel::DefaultShortcutRole).value<QKeySequence>();
  92     ui.defaultShortcut->setText(def.isEmpty()? tr("None") : def.toString(QKeySequence::NativeText));
  93     ui.actionBox->setEnabled(true);
  94     if(active == def) {
  95       ui.useDefault->setChecked(true);
  96       ui.keySequenceWidget->setKeySequence(QKeySequence());
  97     } else {
  98       ui.useCustom->setChecked(true);
  99       ui.keySequenceWidget->setKeySequence(active);
 100     }
 101   } else {
 102     ui.defaultShortcut->setText(tr("None"));
 103     ui.actionBox->setEnabled(false);
 104     ui.useDefault->setChecked(true);
 105     ui.keySequenceWidget->setKeySequence(QKeySequence());
 106   }
 107 }
 108
 109 void ShortcutsSettingsPage::on_searchEdit_textChanged(const QString &text) {
 110   _shortcutsFilter->setFilterString(text);
 111 }
 112
 113 void ShortcutsSettingsPage::keySequenceChanged(const QKeySequence &seq, const QModelIndex &conflicting) {
 114   if(conflicting.isValid())
 115     _shortcutsModel->setData(conflicting, QKeySequence(), ShortcutsModel::ActiveShortcutRole);
 116
 117   QModelIndex rowIdx = _shortcutsFilter->mapToSource(ui.shortcutsView->currentIndex());
 118   Q_ASSERT(rowIdx.isValid());
 119   _shortcutsModel->setData(rowIdx, seq, ShortcutsModel::ActiveShortcutRole);
 120   setWidgetStates();
 121 }
 122
 123 void ShortcutsSettingsPage::toggledCustomOrDefault() {
 124   if(!ui.shortcutsView->currentIndex().isValid())
 125     return;
 126
 127   QModelIndex index = _shortcutsFilter->mapToSource(ui.shortcutsView->currentIndex());
 128   Q_ASSERT(index.isValid());
 129
 130   if(ui.useDefault->isChecked()) {
 131     _shortcutsModel->setData(index, index.data(ShortcutsModel::DefaultShortcutRole));
 132   } else {
 133     _shortcutsModel->setData(index, QKeySequence());
 134   }
 135   setWidgetStates();
 136 }
 137
 138 void ShortcutsSettingsPage::save() {
 139   _shortcutsModel->commit();
 140   QtUi::saveShortcuts();
 141   SettingsPage::save();
 142 }
 143
 144 void ShortcutsSettingsPage::load() {
 145   _shortcutsModel->load();
 146
 147   SettingsPage::load();
 148 }
 149
 150 void ShortcutsSettingsPage::defaults() {
 151   _shortcutsModel->defaults();
 152
 153   SettingsPage::defaults();
 154 }