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/*
* soundpicker.h - widget to select a sound file or a beep
* Program: kalarm
* Copyright © 2002,2004-2006 by David Jarvie <software@astrojar.org.uk>
*
* 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 SOUNDPICKER_H
#define SOUNDPICKER_H
#include <tqframe.h>
#include <tqstring.h>
#include <kurl.h>
class TQHBox;
class ComboBox;
class PushButton;
class SoundPicker : public QFrame
{
Q_OBJECT
public:
/** Sound options which can be selected for when the alarm is displayed.
* @li NONE - silence.
* @li BEEP - a beep will be sounded.
* @li PLAY_FILE - a sound file will be played.
* @li SPEAK - the message text will be spoken.
*/
enum Type { NONE = 0, BEEP, PLAY_FILE, SPEAK };
/** Constructor.
* @param parent The parent object of this widget.
* @param name The name of this widget.
*/
explicit SoundPicker(TQWidget* parent, const char* name = 0);
/** Initialises the widget's state.
* @param type The option to select.
* @param filename The full path or URL of the sound file to select. If the 'file' option is
* not initially selected, @p filename provides the default should 'file'
* later be selected by the user.
* @param volume The volume to play a sound file, or < 0 for no volume setting. If the
* 'file' option is not initially selected, @p volume provides the default
* should 'file' later be selected by the user.
* @param fadeVolume The initial volume to play a sound file if fading is to be used, or < 0
* for no fading. If the 'file' option is not initially selected, @p fadeVolume
* provides the default should 'file' later be selected by the user.
* @param fadeSeconds The number of seconds over which the sound file volume should be faded,
* or 0 for no fading. If the 'file' option is not initially selected,
* @p fadeSeconds provides the default should 'file' later be selected by the user.
* @param repeat True to play the sound file repeatedly. If the 'file' option is not initially
* selected, @p repeat provides the default should 'file' later be selected by
* the user.
*/
void set(Type type, const TQString& filename, float volume, float fadeVolume, int fadeSeconds, bool repeat);
/** Returns true if the widget is read only for the user. */
bool isReadOnly() const { return mReadOnly; }
/** Sets whether the widget can be changed the user.
* @param readOnly True to set the widget read-only, false to set it read-write.
*/
void setReadOnly(bool readOnly);
/** Show or hide the 'speak' option.
* If it is to be hidden and it is currently selected, sound is turned off.
*/
void showSpeak(bool show);
/** Returns the selected option. */
Type sound() const;
/** If the 'file' option is selected, returns the URL of the chosen file.
* Otherwise returns a null string.
*/
TQString file() const;
/** Returns the volume and fade characteristics for playing a sound file.
* @param fadeVolume Receives the initial volume if the volume is to be faded, else -1.
* @param fadeSeconds Receives the number of seconds over which the volume is to be faded, else 0.
* @return Volume to play the sound file, or < 0 if the 'file' option is not selected.
*/
float volume(float& fadeVolume, int& fadeSeconds) const;
/** Returns true if a sound file is to be played repeatedly.
* If the 'file' option is not selected, returns false.
*/
bool repeat() const;
/** Returns the current file URL regardless of whether the 'file' option is selected. */
TQString fileSetting() const { return mFile; }
/** Returns the current file repetition setting regardless of whether the 'file' option is selected. */
bool repeatSetting() const { return mRepeat; }
/** Display a dialogue to choose a sound file, initially highlighting
* @p initialFile if non-null.
* @param initialDir Initial directory to display if @p initialFile is null. If a file is
* chosen, this is updated to the directory containing the chosen file.
* @param initialFile Full path name or URL of file to be highlighted initially.
* If null, no file will be highlighted.
* @return URL selected, in human readable format. If none is selected, URL.isEmpty() is true.
*/
static TQString browseFile(TQString& initialDir, const TQString& initialFile = TQString::null);
static TQString i18n_Sound(); // plain text of Sound label
static TQString i18n_None(); // plain text of None combo box item
static TQString i18n_Beep(); // plain text of Beep combo box item
static TQString i18n_Speak(); // plain text of Speak combo box item
static TQString i18n_File(); // plain text of File combo box item
private slots:
void slotTypeSelected(int id);
void slotPickFile();
private:
ComboBox* mTypeCombo;
TQHBox* mTypeBox;
PushButton* mFilePicker;
TQString mDefaultDir;
TQString mFile; // sound file to play when alarm is triggered
float mVolume; // volume for file, or < 0 to not set volume
float mFadeVolume; // initial volume for file, or < 0 for no fading
int mFadeSeconds; // fade interval in seconds
Type mLastType; // last selected sound option
bool mSpeakShowing; // Speak option is shown in combo box
bool mRepeat; // repeat the sound file
bool mReadOnly;
};
#endif // SOUNDPICKER_H
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