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Diffstat (limited to 'krandr/randr.h')
| -rw-r--r-- | krandr/randr.h | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/krandr/randr.h b/krandr/randr.h new file mode 100644 index 000000000..c7eb240cf --- /dev/null +++ b/krandr/randr.h @@ -0,0 +1,235 @@ +/* + * Copyright (c) 2002,2003 Hamish Rodda <rodda@kde.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef __RANDR_H__ +#define __RANDR_H__ + +#include <qobject.h> +#include <qstringlist.h> +#include <qptrlist.h> + +#include <kcmodule.h> +#include <kconfig.h> + +class KTimerDialog; +class RandRScreenPrivate; + +class RandRScreen : public QObject +{ + Q_OBJECT + +public: + enum orientations { + Rotate0 = 0x1, + Rotate90 = 0x2, + Rotate180 = 0x4, + Rotate270 = 0x8, + RotateMask = 15, + RotationCount = 4, + ReflectX = 0x10, + ReflectY = 0x20, + ReflectMask = 48, + OrientationMask = 63, + OrientationCount = 6 + }; + + RandRScreen(int screenIndex); + ~RandRScreen(); + + void loadSettings(); + void setOriginal(); + + bool applyProposed(); + + /** + * @returns false if the user did not confirm in time, or cancelled, or the change failed + */ + bool applyProposedAndConfirm(); + +public slots: + bool confirm(); + +public: + QString changedMessage() const; + + bool changedFromOriginal() const; + void proposeOriginal(); + + bool proposedChanged() const; + + static QString rotationName(int rotation, bool pastTense = false, bool capitalised = true); + QPixmap rotationIcon(int rotation) const; + QString currentRotationDescription() const; + + int rotationIndexToDegree(int rotation) const; + int rotationDegreeToIndex(int degree) const; + + /** + * Refresh rate functions. + */ + QStringList refreshRates(int size) const; + + QString refreshRateDirectDescription(int rate) const; + QString refreshRateIndirectDescription(int size, int index) const; + QString refreshRateDescription(int size, int index) const; + + int currentRefreshRate() const; + QString currentRefreshRateDescription() const; + + // Refresh rate hz <==> index conversion + int refreshRateHzToIndex(int size, int hz) const; + int refreshRateIndexToHz(int size, int index) const; + + /** + * Screen size functions. + */ + int numSizes() const; + const QSize& pixelSize(int index) const; + const QSize& mmSize(int index) const; + int pixelCount(int index) const; + + /** + * Retrieve the index of a screen size with a specified pixel size. + * + * @param pixelSize dimensions of the screen in pixels + * @returns the index of the requested screen size + */ + int sizeIndex(QSize pixelSize) const; + + int rotations() const; + + /** + * Current setting functions. + */ + int currentPixelWidth() const; + int currentPixelHeight() const; + int currentMMWidth() const; + int currentMMHeight() const; + + int currentRotation() const; + int currentSize() const; + + /** + * Proposed setting functions. + */ + int proposedSize() const; + bool proposeSize(int newSize); + + int proposedRotation() const; + void proposeRotation(int newRotation); + + int proposedRefreshRate() const; + /** + * Propose a refresh rate. + * Please note that you must propose the target size first for this to work. + * + * @param index the index of the refresh rate (not a refresh rate in hz!) + * @returns true if successful, false otherwise. + */ + bool proposeRefreshRate(int index); + + /** + * Configuration functions. + */ + void load(KConfig& config); + void save(KConfig& config) const; + +private: + RandRScreenPrivate* d; + + int m_screen; + + QValueList<QSize> m_pixelSizes; + QValueList<QSize> m_mmSizes; + int m_rotations; + + int m_originalRotation; + int m_originalSize; + int m_originalRefreshRate; + + int m_currentRotation; + int m_currentSize; + int m_currentRefreshRate; + + int m_proposedRotation; + int m_proposedSize; + int m_proposedRefreshRate; + + KTimerDialog* m_shownDialog; + +private slots: + void desktopResized(); + void shownDialogDestroyed(); +}; + +typedef QPtrList<RandRScreen> ScreenList; + +class RandRDisplay +{ +public: + RandRDisplay(); + + bool isValid() const; + const QString& errorCode() const; + const QString& version() const; + + int eventBase() const; + int screenChangeNotifyEvent() const; + int errorBase() const; + + int screenIndexOfWidget(QWidget* widget); + + int numScreens() const; + RandRScreen* screen(int index); + + void setCurrentScreen(int index); + int currentScreenIndex() const; + RandRScreen* currentScreen(); + + void refresh(); + + /** + * Loads saved settings. + * + * @param config the KConfig object to load from + * @param loadScreens whether to call RandRScreen::load() for each screen + * @retuns true if the settings should be applied on KDE startup. + */ + bool loadDisplay(KConfig& config, bool loadScreens = true); + void saveDisplay(KConfig& config, bool applyOnStartup, bool syncTrayApp); + + static bool applyOnStartup(KConfig& config); + static bool syncTrayApp(KConfig& config); + + void applyProposed(bool confirm = true); + +private: + int m_numScreens; + int m_currentScreenIndex; + RandRScreen* m_currentScreen; + ScreenList m_screens; + + bool m_valid; + QString m_errorCode; + QString m_version; + + int m_eventBase; + int m_errorBase; +}; + +#endif |