delay the initialization of the button information:

 - faster startup for apps that are not accessing the HW buttons
 - the basic ODevice stuff is useable without a QApplication object

2 files changed, 67 insertions, 21 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 80975c9..377945d 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -69,5 +69,5 @@ public:
 	Transformation m_rotation;
 	
-	QValueList <ODeviceButton> m_buttons;
+	QValueList <ODeviceButton> *m_buttons;
 	uint                       m_holdtime;
 };
@@ -77,4 +77,5 @@ class iPAQ : public ODevice, public QWSServer::KeyboardFilter {
 protected: 
 	virtual void init ( );
+	virtual void initButtons ( );
 	
 public:
@@ -107,4 +108,5 @@ class Zaurus : public ODevice {
 protected:
 	virtual void init ( );
+	virtual void initButtons ( );
 
 public:	
@@ -255,7 +257,5 @@ ODevice::ODevice ( )
 	
 	d-> m_holdtime = 1000; // 1000ms
-	
-	QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
-	connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));	                     	
+	d-> m_buttons = 0;
 }
 
@@ -269,6 +269,16 @@ void ODevice::systemMessage ( const QCString &msg, const QByteArray & )
 void ODevice::init ( )
 {
+}
+
+void ODevice::initButtons ( )
+{
+	if ( d-> m_buttons )
+		return;
+
 	// Simulation uses iPAQ 3660 device buttons
 
+	qDebug ( "init Buttons" );
+	d-> m_buttons = new QValueList <ODeviceButton>;
+
 	for ( uint i = 0; i < ( sizeof( ipaq_buttons ) / sizeof( i_button )); i++ ) {
 		i_button *ib = ipaq_buttons + i;	
@@ -281,8 +291,11 @@ void ODevice::init ( )
 			b. setFactoryPresetPressedAction ( OQCopMessage ( makeChannel ( ib-> fpressedservice ), ib-> fpressedaction ));
 			b. setFactoryPresetHeldAction ( OQCopMessage ( makeChannel ( ib-> fheldservice ), ib-> fheldaction ));
-			d-> m_buttons. append ( b );
+			d-> m_buttons-> append ( b );
 		}
 	}
 	reloadButtonMapping ( );
+	
+	QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
+	connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));	                     	
 }
 
@@ -475,7 +488,9 @@ int ODevice::lightSensorResolution ( ) const
 }
 
-const QValueList <ODeviceButton> &ODevice::buttons ( ) const
+const QValueList <ODeviceButton> &ODevice::buttons ( )
 {
-	return d-> m_buttons;
+	initButtons ( );
+
+	return *d-> m_buttons;
 }
 
@@ -487,5 +502,7 @@ uint ODevice::buttonHoldTime ( ) const
 const ODeviceButton *ODevice::buttonForKeycode ( ushort code )
 {
-	for ( QValueListConstIterator<ODeviceButton> it = d-> m_buttons. begin ( ); it != d-> m_buttons. end ( ); ++it ) {
+	initButtons ( );
+
+	for ( QValueListConstIterator<ODeviceButton> it = d-> m_buttons-> begin ( ); it != d-> m_buttons-> end ( ); ++it ) {
 		if ( (*it). keycode ( ) == code )
 			return &(*it);
@@ -496,8 +513,10 @@ const ODeviceButton *ODevice::buttonForKeycode ( ushort code )
 void ODevice::reloadButtonMapping ( )
 {
+	initButtons ( );
+
 	Config cfg ( "ButtonSettings" );
 	
-	for ( uint i = 0; i < d-> m_buttons. count ( ); i++ ) {
-		ODeviceButton &b = d-> m_buttons [i];
+	for ( uint i = 0; i < d-> m_buttons-> count ( ); i++ ) {
+		ODeviceButton &b = ( *d-> m_buttons ) [i];
 		QString group = "Button" + QString::number ( i );
 
@@ -525,11 +544,12 @@ void ODevice::reloadButtonMapping ( )
 void ODevice::remapPressedAction ( int button, const OQCopMessage &action )
 {
+	initButtons ( );
+
 	QString mb_chan;
 	
-	if ( button >= (int) d-> m_buttons. count ( ))
+	if ( button >= (int) d-> m_buttons-> count ( ))
 		return;
 	
-		
-	ODeviceButton &b = d-> m_buttons [button];
+	ODeviceButton &b = ( *d-> m_buttons ) [button];
         b. setPressedAction ( action );
 
@@ -548,8 +568,10 @@ void ODevice::remapPressedAction ( int button, const OQCopMessage &action )
 void ODevice::remapHeldAction ( int button, const OQCopMessage &action )
 {
-	if ( button >= (int) d-> m_buttons. count ( ))
+	initButtons ( );
+
+	if ( button >= (int) d-> m_buttons-> count ( ))
 		return;
 		
-	ODeviceButton &b = d-> m_buttons [button];
+	ODeviceButton &b = ( *d-> m_buttons ) [button];
     	b. setHeldAction ( action );
 
@@ -629,4 +651,15 @@ void iPAQ::init ( )
 	m_power_timer = 0;
 	
+	if ( d-> m_qwsserver )
+		QWSServer::setKeyboardFilter ( this );	
+}
+
+void iPAQ::initButtons ( )
+{
+	if ( d-> m_buttons )
+		return;
+
+	d-> m_buttons = new QValueList <ODeviceButton>;
+
 	for ( uint i = 0; i < ( sizeof( ipaq_buttons ) / sizeof( i_button )); i++ ) {
 		i_button *ib = ipaq_buttons + i;	
@@ -640,13 +673,14 @@ void iPAQ::init ( )
 			b. setFactoryPresetHeldAction ( OQCopMessage ( makeChannel ( ib-> fheldservice ), ib-> fheldaction ));
                                         
-			d-> m_buttons. append ( b );
+			d-> m_buttons-> append ( b );
 		}
 	}
 	reloadButtonMapping ( );
 	
-	if ( d-> m_qwsserver )
-		QWSServer::setKeyboardFilter ( this );	
+	QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
+	connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));
 }
 
+
 //#include <linux/h3600_ts.h>  // including kernel headers is evil ...
 
@@ -994,4 +1028,13 @@ void Zaurus::init ( )
 			break;
 	}
+	m_leds [0] = Led_Off;
+}
+
+void Zaurus::initButtons ( )
+{
+	if ( d-> m_buttons )
+		return;
+		
+	d-> m_buttons = new QValueList <ODeviceButton>;
 
 	for ( uint i = 0; i < ( sizeof( z_buttons ) / sizeof( z_button )); i++ ) {
@@ -1005,9 +1048,11 @@ void Zaurus::init ( )
 		b. setFactoryPresetHeldAction ( OQCopMessage ( makeChannel ( zb-> fheldservice ), zb-> fheldaction ));
                                         
-		d-> m_buttons. append ( b );
+		d-> m_buttons-> append ( b );
 	}
+	
 	reloadButtonMapping ( );
 
-	m_leds [0] = Led_Off;
+	QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
+	connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));
 }
 
diff --git a/libopie/odevice.h b/libopie/odevice.h
index 575e1fe..ff578d8 100644
--- a/libopie/odevice.h
+++ b/libopie/odevice.h
@@ -104,4 +104,5 @@ protected:
 	ODevice ( );
 	virtual void init ( );
+	virtual void initButtons ( );
 	
 	ODeviceData *d;
@@ -158,5 +159,5 @@ public:
 	 * button.  Note that this list only contains "user mappable" buttons.
 	 */
-	const QValueList<ODeviceButton> &buttons ( ) const;
+	const QValueList<ODeviceButton> &buttons ( );
 	
 	/**