1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
3 * devel@quassel-irc.org *
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. *
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. *
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 ***************************************************************************/
21 #include "settingsdlg.h"
23 #include "iconloader.h"
25 SettingsDlg::SettingsDlg(QWidget *parent)
31 setAttribute(Qt::WA_DeleteOnClose, true);
32 setWindowIcon(SmallIcon("configure"));
36 ui.settingsTree->setRootIsDecorated(false);
38 connect(ui.settingsTree, SIGNAL(itemSelectionChanged()), this, SLOT(itemSelected()));
39 connect(ui.buttonBox, SIGNAL(clicked(QAbstractButton *)), this, SLOT(buttonClicked(QAbstractButton *)));
44 void SettingsDlg::registerSettingsPage(SettingsPage *sp) {
45 sp->setParent(ui.settingsStack);
46 ui.settingsStack->addWidget(sp);
48 connect(sp, SIGNAL(changed(bool)), this, SLOT(setButtonStates()));
51 QList<QTreeWidgetItem *> cats = ui.settingsTree->findItems(sp->category(), Qt::MatchExactly);
53 cat = new QTreeWidgetItem(ui.settingsTree, QStringList(sp->category()));
54 cat->setExpanded(true);
55 cat->setFlags(Qt::ItemIsEnabled);
59 QTreeWidgetItem *item = new QTreeWidgetItem(cat, QStringList(sp->title()));
60 item->setData(0, SettingsPageRole, qVariantFromValue<QObject *>(sp));
61 ui.settingsTree->setMinimumWidth(ui.settingsTree->header()->sectionSizeHint(0) + 5);
62 pageIsLoaded[sp] = false;
65 void SettingsDlg::selectPage(SettingsPage *sp) {
68 ui.settingsStack->setCurrentIndex(0);
69 ui.pageTitle->setText(tr("Settings"));
73 if(!pageIsLoaded[sp]) {
75 pageIsLoaded[sp] = true;
78 if(sp != currentPage() && currentPage() != 0 && currentPage()->hasChanged()) {
79 int ret = QMessageBox::warning(this, tr("Save changes"),
80 tr("There are unsaved changes on the current configuration page. Would you like to apply your changes now?"),
81 QMessageBox::Discard|QMessageBox::Save|QMessageBox::Cancel, QMessageBox::Cancel);
82 if(ret == QMessageBox::Save) {
83 if(!applyChanges()) sp = currentPage();
84 } else if(ret == QMessageBox::Discard) {
86 } else sp = currentPage();
89 if(sp != currentPage()) {
90 ui.pageTitle->setText(sp->title());
91 setWindowTitle(tr("Configure %1").arg(sp->title()));
92 ui.settingsStack->setCurrentWidget(sp);
98 void SettingsDlg::itemSelected() {
99 QList<QTreeWidgetItem *> items = ui.settingsTree->selectedItems();
100 SettingsPage *sp = 0;
101 if(!items.isEmpty()) {
102 sp = qobject_cast<SettingsPage *>(items[0]->data(0, SettingsPageRole).value<QObject *>());
107 void SettingsDlg::setButtonStates() {
108 SettingsPage *sp = currentPage();
109 ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(sp && sp->hasChanged());
110 ui.buttonBox->button(QDialogButtonBox::Reset)->setEnabled(sp && sp->hasChanged());
111 ui.buttonBox->button(QDialogButtonBox::RestoreDefaults)->setEnabled(sp && sp->hasDefaults());
114 void SettingsDlg::buttonClicked(QAbstractButton *button) {
115 switch(ui.buttonBox->standardButton(button)) {
116 case QDialogButtonBox::Ok:
117 if(currentPage() && currentPage()->hasChanged()) {
118 if(applyChanges()) accept();
121 case QDialogButtonBox::Apply:
124 case QDialogButtonBox::Cancel:
128 case QDialogButtonBox::Reset:
131 case QDialogButtonBox::RestoreDefaults:
139 bool SettingsDlg::applyChanges() {
140 if(!currentPage()) return false;
141 if(currentPage()->aboutToSave()) {
142 currentPage()->save();
148 void SettingsDlg::undoChanges() {
150 currentPage()->load();
154 void SettingsDlg::reload() {
155 if(!currentPage()) return;
156 int ret = QMessageBox::question(this, tr("Reload Settings"), tr("Do you like to reload the settings, undoing your changes on this page?"),
157 QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
158 if(ret == QMessageBox::Yes) {
159 currentPage()->load();
163 void SettingsDlg::loadDefaults() {
164 if(!currentPage()) return;
165 int ret = QMessageBox::question(this, tr("Restore Defaults"), tr("Do you like to restore the default values for this page?"),
166 QMessageBox::RestoreDefaults|QMessageBox::Cancel, QMessageBox::Cancel);
167 if(ret == QMessageBox::RestoreDefaults) {
168 currentPage()->defaults();