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366 lines
11 KiB
366 lines
11 KiB
/*
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* Copyright (c) 2002,2003 Hamish Rodda <rodda@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <tqapplication.h>
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#include <tqbuttongroup.h>
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#include <tqcheckbox.h>
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#include <tqdesktopwidget.h>
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#include <tqhbox.h>
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#include <tqlabel.h>
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#include <tqlayout.h>
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#include <tqradiobutton.h>
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#include <tqvbox.h>
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#include <tqvbuttongroup.h>
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#include <tqwhatsthis.h>
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#include <tdecmodule.h>
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#include <kcombobox.h>
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#include <kdebug.h>
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#include <kdialog.h>
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#include <kgenericfactory.h>
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#include <tdeglobal.h>
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#include <tdelocale.h>
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#include "tderandrmodule.h"
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#include "tderandrmodule.moc"
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#include <X11/Xlib.h>
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#include <X11/extensions/Xrandr.h>
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// DLL Interface for kcontrol
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typedef KGenericFactory<KRandRModule, TQWidget > KSSFactory;
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K_EXPORT_COMPONENT_FACTORY (kcm_randr, KSSFactory("tderandr") )
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extern "C"
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{
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KDE_EXPORT void init_randr()
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{
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KRandRModule::performApplyOnStartup();
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}
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KDE_EXPORT bool test_randr()
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{
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int eventBase, errorBase;
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if( XRRQueryExtension(tqt_xdisplay(), &eventBase, &errorBase ) )
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return true;
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return false;
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}
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}
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void KRandRModule::performApplyOnStartup()
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{
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TDEConfig config("kcmrandrrc", true);
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if (RandRDisplay::applyOnStartup(config))
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{
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// Load settings and apply appropriate config
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RandRDisplay display;
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if (display.isValid() && display.loadDisplay(config))
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display.applyProposed(false);
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}
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}
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KRandRModule::KRandRModule(TQWidget *parent, const char *name, const TQStringList&)
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: TDECModule(parent, name)
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, m_changed(false)
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{
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if (!isValid()) {
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TQVBoxLayout *topLayout = new TQVBoxLayout(this);
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topLayout->addWidget(new TQLabel(i18n("<qt>Your X server does not support resizing and rotating the display. Please update to version 4.3 or greater. You need the X Resize And Rotate extension (RANDR) version 1.1 or greater to use this feature.</qt>"), this));
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kdWarning() << "Error: " << errorCode() << endl;
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return;
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}
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TQVBoxLayout* topLayout = new TQVBoxLayout(this, 0, KDialog::spacingHint());
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TQHBox* screenBox = new TQHBox(this);
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topLayout->addWidget(screenBox);
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TQLabel *screenLabel = new TQLabel(i18n("Settings for screen:"), screenBox);
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m_screenSelector = new KComboBox(screenBox);
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for (int s = 0; s < numScreens(); s++) {
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m_screenSelector->insertItem(i18n("Screen %1").arg(s+1));
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}
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m_screenSelector->setCurrentItem(currentScreenIndex());
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screenLabel->setBuddy( m_screenSelector );
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TQWhatsThis::add(m_screenSelector, i18n("The screen whose settings you would like to change can be selected using this drop-down list."));
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connect(m_screenSelector, TQT_SIGNAL(activated(int)), TQT_SLOT(slotScreenChanged(int)));
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if (numScreens() <= 1)
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m_screenSelector->setEnabled(false);
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TQHBox* sizeBox = new TQHBox(this);
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topLayout->addWidget(sizeBox);
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TQLabel *sizeLabel = new TQLabel(i18n("Screen size:"), sizeBox);
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m_sizeCombo = new KComboBox(sizeBox);
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TQWhatsThis::add(m_sizeCombo, i18n("The size, otherwise known as the resolution, of your screen can be selected from this drop-down list."));
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connect(m_sizeCombo, TQT_SIGNAL(activated(int)), TQT_SLOT(slotSizeChanged(int)));
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sizeLabel->setBuddy( m_sizeCombo );
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TQHBox* refreshBox = new TQHBox(this);
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topLayout->addWidget(refreshBox);
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TQLabel *rateLabel = new TQLabel(i18n("Refresh rate:"), refreshBox);
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m_refreshRates = new KComboBox(refreshBox);
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TQWhatsThis::add(m_refreshRates, i18n("The refresh rate of your screen can be selected from this drop-down list."));
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connect(m_refreshRates, TQT_SIGNAL(activated(int)), TQT_SLOT(slotRefreshChanged(int)));
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rateLabel->setBuddy( m_refreshRates );
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m_rotationGroup = new TQButtonGroup(2, Qt::Horizontal, i18n("Orientation (degrees counterclockwise)"), this);
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topLayout->addWidget(m_rotationGroup);
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m_rotationGroup->setRadioButtonExclusive(true);
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TQWhatsThis::add(m_rotationGroup, i18n("The options in this section allow you to change the rotation of your screen."));
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m_applyOnStartup = new TQCheckBox(i18n("Apply settings on TDE startup"), this);
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topLayout->addWidget(m_applyOnStartup);
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TQWhatsThis::add(m_applyOnStartup, i18n("If this option is enabled the size and orientation settings will be used when TDE starts."));
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connect(m_applyOnStartup, TQT_SIGNAL(clicked()), TQT_SLOT(setChanged()));
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TQHBox* syncBox = new TQHBox(this);
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syncBox->layout()->addItem(new TQSpacerItem(20, 1, TQSizePolicy::Maximum));
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m_syncTrayApp = new TQCheckBox(i18n("Allow tray application to change startup settings"), syncBox);
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topLayout->addWidget(syncBox);
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TQWhatsThis::add(m_syncTrayApp, i18n("If this option is enabled, options set by the system tray applet will be saved and loaded when TDE starts instead of being temporary."));
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connect(m_syncTrayApp, TQT_SIGNAL(clicked()), TQT_SLOT(setChanged()));
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topLayout->addStretch(1);
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// just set the "apply settings on startup" box
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load();
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m_syncTrayApp->setEnabled(m_applyOnStartup->isChecked());
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slotScreenChanged(TQApplication::desktop()->primaryScreen());
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setButtons(TDECModule::Apply);
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}
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void KRandRModule::addRotationButton(int thisRotation, bool checkbox)
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{
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Q_ASSERT(m_rotationGroup);
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if (!checkbox) {
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TQRadioButton* thisButton = new TQRadioButton(RandRScreen::rotationName(thisRotation), m_rotationGroup);
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thisButton->setEnabled(thisRotation & currentScreen()->rotations());
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connect(thisButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotRotationChanged()));
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} else {
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TQCheckBox* thisButton = new TQCheckBox(RandRScreen::rotationName(thisRotation), m_rotationGroup);
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thisButton->setEnabled(thisRotation & currentScreen()->rotations());
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connect(thisButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotRotationChanged()));
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}
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}
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void KRandRModule::slotScreenChanged(int screen)
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{
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setCurrentScreen(screen);
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// Clear resolutions
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m_sizeCombo->clear();
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// Add new resolutions
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for (int i = 0; i < currentScreen()->numSizes(); i++) {
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m_sizeCombo->insertItem(i18n("%1 x %2").arg(currentScreen()->pixelSize(i).width()).arg(currentScreen()->pixelSize(i).height()));
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// Aspect ratio
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/* , aspect ratio %5)*/
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/*.arg((double)currentScreen()->size(i).mwidth / (double)currentScreen()->size(i).mheight))*/
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}
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// Clear rotations
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for (int i = m_rotationGroup->count() - 1; i >= 0; i--)
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m_rotationGroup->remove(m_rotationGroup->find(i));
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// Create rotations
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for (int i = 0; i < RandRScreen::OrientationCount; i++)
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addRotationButton(1 << i, i > RandRScreen::RotationCount - 1);
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populateRefreshRates();
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update();
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setChanged();
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}
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void KRandRModule::slotRotationChanged()
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{
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if (m_rotationGroup->find(0)->isOn())
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currentScreen()->proposeRotation(RandRScreen::Rotate0);
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else if (m_rotationGroup->find(1)->isOn())
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currentScreen()->proposeRotation(RandRScreen::Rotate90);
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else if (m_rotationGroup->find(2)->isOn())
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currentScreen()->proposeRotation(RandRScreen::Rotate180);
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else {
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Q_ASSERT(m_rotationGroup->find(3)->isOn());
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currentScreen()->proposeRotation(RandRScreen::Rotate270);
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}
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if (m_rotationGroup->find(4)->isOn())
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currentScreen()->proposeRotation(currentScreen()->proposedRotation() ^ RandRScreen::ReflectX);
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if (m_rotationGroup->find(5)->isOn())
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currentScreen()->proposeRotation(currentScreen()->proposedRotation() ^ RandRScreen::ReflectY);
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setChanged();
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}
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void KRandRModule::slotSizeChanged(int index)
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{
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int oldProposed = currentScreen()->proposedSize();
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currentScreen()->proposeSize(index);
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if (currentScreen()->proposedSize() != oldProposed) {
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currentScreen()->proposeRefreshRate(0);
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populateRefreshRates();
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// Item with index zero is already selected
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}
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setChanged();
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}
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void KRandRModule::slotRefreshChanged(int index)
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{
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currentScreen()->proposeRefreshRate(index);
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setChanged();
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}
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void KRandRModule::populateRefreshRates()
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{
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m_refreshRates->clear();
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TQStringList rr = currentScreen()->refreshRates(currentScreen()->proposedSize());
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m_refreshRates->setEnabled(rr.count());
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for (TQStringList::Iterator it = rr.begin(); it != rr.end(); ++it)
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m_refreshRates->insertItem(*it);
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}
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void KRandRModule::defaults()
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{
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load( true );
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}
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void KRandRModule::load()
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{
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load( false );
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}
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void KRandRModule::load( bool useDefaults )
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{
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if (!isValid())
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return;
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// Don't load screen configurations:
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// It will be correct already if they wanted to retain their settings over TDE restarts,
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// and if it isn't correct they have changed a) their X configuration, b) the screen
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// with another program, or c) their hardware.
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TDEConfig config("kcmrandrrc", true);
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config.setReadDefaults( useDefaults );
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m_oldApply = loadDisplay(config, false);
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m_oldSyncTrayApp = syncTrayApp(config);
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m_applyOnStartup->setChecked(m_oldApply);
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m_syncTrayApp->setChecked(m_oldSyncTrayApp);
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emit changed( useDefaults );
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}
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void KRandRModule::save()
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{
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if (!isValid())
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return;
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apply();
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m_oldApply = m_applyOnStartup->isChecked();
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m_oldSyncTrayApp = m_syncTrayApp->isChecked();
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TDEConfig config("kcmrandrrc");
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saveDisplay(config, m_oldApply, m_oldSyncTrayApp);
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setChanged();
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}
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void KRandRModule::setChanged()
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{
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bool isChanged = (m_oldApply != m_applyOnStartup->isChecked()) || (m_oldSyncTrayApp != m_syncTrayApp->isChecked());
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m_syncTrayApp->setEnabled(m_applyOnStartup->isChecked());
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if (!isChanged)
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for (int screenIndex = 0; screenIndex < numScreens(); screenIndex++) {
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if (screen(screenIndex)->proposedChanged()) {
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isChanged = true;
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break;
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}
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}
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if (isChanged != m_changed) {
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m_changed = isChanged;
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emit changed(m_changed);
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}
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}
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void KRandRModule::apply()
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{
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if (m_changed) {
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applyProposed();
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update();
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}
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}
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void KRandRModule::update()
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{
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m_sizeCombo->blockSignals(true);
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m_sizeCombo->setCurrentItem(currentScreen()->proposedSize());
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m_sizeCombo->blockSignals(false);
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m_rotationGroup->blockSignals(true);
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switch (currentScreen()->proposedRotation() & RandRScreen::RotateMask) {
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case RandRScreen::Rotate0:
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m_rotationGroup->setButton(0);
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break;
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case RandRScreen::Rotate90:
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m_rotationGroup->setButton(1);
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break;
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case RandRScreen::Rotate180:
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m_rotationGroup->setButton(2);
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break;
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case RandRScreen::Rotate270:
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m_rotationGroup->setButton(3);
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break;
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default:
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// Shouldn't hit this one
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Q_ASSERT(currentScreen()->proposedRotation() & RandRScreen::RotateMask);
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break;
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}
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m_rotationGroup->find(4)->setDown(currentScreen()->proposedRotation() & RandRScreen::ReflectX);
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m_rotationGroup->find(5)->setDown(currentScreen()->proposedRotation() & RandRScreen::ReflectY);
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m_rotationGroup->blockSignals(false);
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m_refreshRates->blockSignals(true);
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m_refreshRates->setCurrentItem(currentScreen()->proposedRefreshRate());
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m_refreshRates->blockSignals(false);
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}
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