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 SettingsDlg::SettingsDlg(QWidget *parent)
32 ui.settingsTree->setRootIsDecorated(false);
34 connect(ui.settingsTree, SIGNAL(itemSelectionChanged()), this, SLOT(itemSelected()));
35 connect(ui.buttonBox, SIGNAL(clicked(QAbstractButton *)), this, SLOT(buttonClicked(QAbstractButton *)));
38 void SettingsDlg::registerSettingsPage(SettingsPage *sp) {
39 sp->setParent(ui.settingsStack);
40 ui.settingsStack->addWidget(sp);
42 connect(sp, SIGNAL(changed(bool)), this, SLOT(setButtonStates()));
45 QList<QTreeWidgetItem *> cats = ui.settingsTree->findItems(sp->category(), Qt::MatchExactly);
47 cat = new QTreeWidgetItem(ui.settingsTree, QStringList(sp->category()));
48 cat->setExpanded(true);
49 cat->setFlags(Qt::ItemIsEnabled);
53 QTreeWidgetItem *item = new QTreeWidgetItem(cat, QStringList(sp->title()));
54 item->setData(0, SettingsPageRole, qVariantFromValue<QObject *>(sp));
55 pageIsLoaded[sp] = false;
58 void SettingsDlg::selectPage(SettingsPage *sp) {
61 ui.settingsStack->setCurrentIndex(0);
62 ui.pageTitle->setText(tr("Settings"));
66 if(!pageIsLoaded[sp]) {
68 pageIsLoaded[sp] = true;
71 if(sp != currentPage() && currentPage() != 0 && currentPage()->hasChanged()) {
72 int ret = QMessageBox::warning(this, tr("Save changes"),
73 tr("There are unsaved changes on the current configuration page. Would you like to apply your changes now?"),
74 QMessageBox::Discard|QMessageBox::Save|QMessageBox::Cancel, QMessageBox::Cancel);
75 if(ret == QMessageBox::Save) {
76 if(!applyChanges()) sp = currentPage();
77 } else if(ret == QMessageBox::Discard) {
79 } else sp = currentPage();
82 if(sp != currentPage()) {
83 ui.pageTitle->setText(sp->title());
84 ui.settingsStack->setCurrentWidget(sp);
90 void SettingsDlg::itemSelected() {
91 QList<QTreeWidgetItem *> items = ui.settingsTree->selectedItems();
93 if(!items.isEmpty()) {
94 sp = qobject_cast<SettingsPage *>(items[0]->data(0, SettingsPageRole).value<QObject *>());
99 void SettingsDlg::setButtonStates() {
100 SettingsPage *sp = currentPage();
101 ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(sp && sp->hasChanged());
102 ui.buttonBox->button(QDialogButtonBox::Reset)->setEnabled(sp && sp->hasChanged());
103 ui.buttonBox->button(QDialogButtonBox::RestoreDefaults)->setEnabled(sp && sp->hasDefaults());
106 void SettingsDlg::buttonClicked(QAbstractButton *button) {
107 switch(ui.buttonBox->standardButton(button)) {
108 case QDialogButtonBox::Ok:
109 if(currentPage() && currentPage()->hasChanged()) {
110 if(applyChanges()) accept();
113 case QDialogButtonBox::Apply:
116 case QDialogButtonBox::Cancel:
120 case QDialogButtonBox::Reset:
123 case QDialogButtonBox::RestoreDefaults:
131 bool SettingsDlg::applyChanges() {
132 if(!currentPage()) return false;
133 if(currentPage()->aboutToSave()) {
134 currentPage()->save();
140 void SettingsDlg::undoChanges() {
142 currentPage()->load();
146 void SettingsDlg::reload() {
147 if(!currentPage()) return;
148 int ret = QMessageBox::question(this, tr("Reload Settings"), tr("Do you like to reload the settings, undoing your changes on this page?"),
149 QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
150 if(ret == QMessageBox::Yes) {
151 currentPage()->load();
155 void SettingsDlg::loadDefaults() {
156 if(!currentPage()) return;
157 int ret = QMessageBox::question(this, tr("Restore Defaults"), tr("Do you like to restore the default values for this page?"),
158 QMessageBox::RestoreDefaults|QMessageBox::Cancel, QMessageBox::Cancel);
159 if(ret == QMessageBox::RestoreDefaults) {
160 currentPage()->defaults();