MuseScore/mstyle/progressbarengine.h
2013-02-15 22:47:54 +01:00

136 lines
4.5 KiB
C++

#ifndef oxygenprogressbarengine_h
#define oxygenprogressbarengine_h
//////////////////////////////////////////////////////////////////////////////
// oxygenprogressbarengine.h
// handle progress bar animations
// -------------------
//
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include "baseengine.h"
#include "progressbardata.h"
#include "datamap.h"
//! handles progress bar animations
class ProgressBarEngine: public BaseEngine {
Q_OBJECT
public:
//! constructor
ProgressBarEngine( QObject* object ):
BaseEngine( object ),
busyIndicatorEnabled_( true ),
busyStepDuration_( 50 )
{}
//! destructor
virtual ~ProgressBarEngine( void )
{}
//! register menubar
virtual bool registerWidget( QWidget* );
//! true if widget is animated
virtual bool isAnimated( const QObject* object );
//! animation opacity
virtual int value( const QObject* object ) {
return isAnimated( object ) ? data( object ).data()->value() : 0 ;
}
//! enability
virtual void setEnabled( bool value ) {
BaseEngine::setEnabled( value );
data_.setEnabled( value );
}
//! duration
virtual void setDuration( int value ) {
BaseEngine::setDuration( value );
data_.setDuration( value );
}
//! busy indicator enability
virtual void setBusyIndicatorEnabled( bool value ) {
busyIndicatorEnabled_ = value;
}
virtual bool busyIndicatorEnabled( void ) const {
return busyIndicatorEnabled_;
}
//! busy indicator step duration
virtual void setBusyStepDuration( int value );
//! busy indicator step duration
virtual int busyStepDuration( void ) const {
return busyStepDuration_;
}
//! start busy timer
virtual void startBusyTimer( void ) {
if ( !timer_.isActive() ) {
timer_.start( busyStepDuration(), this );
}
}
public slots:
//! remove widget from map
virtual bool unregisterWidget( QObject* object ) {
if ( !object ) return false;
dataSet_.remove( object );
return data_.unregisterWidget( object );
}
protected:
//! timer event
virtual void timerEvent( QTimerEvent* );
//! returns data associated to widget
DataMap<ProgressBarData>::Value data( const QObject* );
private:
//! map widgets to progressbar data
DataMap<ProgressBarData> data_;
//! store set of of progress bars
typedef QSet<QObject*> ProgressBarSet;
ProgressBarSet dataSet_;
//! busy indicator enabled
bool busyIndicatorEnabled_;
//! busy indicator step duration
int busyStepDuration_;
//! timer
QBasicTimer timer_;
};
#endif