initial contrast support. You won't see anything unless

ODevice::displayContrastResulution() returns != 0.

3 files changed, 185 insertions, 51 deletions

diff --git a/core/settings/light-and-power/light.cpp b/core/settings/light-and-power/light.cpp
index 21377b7..a58b1c1 100644
--- a/core/settings/light-and-power/light.cpp
+++ b/core/settings/light-and-power/light.cpp
@@ -40,8 +40,9 @@
 #include <qslider.h>
 #include <qtimer.h>
 #include <qspinbox.h>
 #include <qpushbutton.h>
+#include <qgroupbox.h>
 
 #include <opie/odevice.h>
 
 #include "sensor.h"
@@ -50,15 +51,22 @@ using namespace Opie;
 
 LightSettings::LightSettings( QWidget* parent,  const char* name, WFlags )
 	: LightSettingsBase( parent, name, false, WStyle_ContextHelp )
 {
-	m_res = ODevice::inst ( )-> displayBrightnessResolution ( );
+	m_bres = ODevice::inst ( )-> displayBrightnessResolution ( );
+	m_cres = ODevice::inst ( )-> displayContrastResolution ( );
 
 	if ( !ODevice::inst ( )-> hasLightSensor ( )) {
 		auto_brightness-> hide ( );
 		CalibrateLightSensor-> hide ( );
-		auto_brightness_ac_3-> hide ( );
-		CalibrateLightSensorAC-> hide ( );
+		auto_brightness_ac-> hide ( );
+		CalibrateLightSensor_ac-> hide ( );
+	}
+	if (m_cres) {
+		GroupLight->setTitle(tr("Backlight & Contrast"));
+	} else {
+		contrast->hide();
+		contrast_ac->hide();
 	}
 
 	Config config ( "apm" );
 	config. setGroup ( "Battery" );
@@ -71,37 +79,55 @@ LightSettings::LightSettings( QWidget* parent,  const char* name, WFlags )
 	// battery check and slider
 	LcdOffOnly-> setChecked ( config. readBoolEntry ( "LcdOffOnly", false ));
 
 	int bright = config. readNumEntry ( "Brightness", 127 );
-	brightness-> setMaxValue ( m_res - 1 );
-	brightness-> setTickInterval ( QMAX( 1, m_res / 16 ));
-	brightness-> setLineStep ( QMAX( 1, m_res / 16 ));
-	brightness-> setPageStep ( QMAX( 1, m_res / 16 ));
-	brightness-> setValue (( bright * ( m_res - 1 ) + 127 ) / 255 );
+	int contr  = config. readNumEntry ( "Contrast", 127 );
+	brightness-> setMaxValue ( m_bres - 1 );
+	brightness-> setTickInterval ( QMAX( 1, m_bres / 16 ));
+	brightness-> setLineStep ( QMAX( 1, m_bres / 16 ));
+	brightness-> setPageStep ( QMAX( 1, m_bres / 16 ));
+	brightness-> setValue (( bright * ( m_bres - 1 ) + 127 ) / 255 );
+
+	if (m_cres) {
+		contrast-> setMaxValue ( m_cres - 1 );
+		contrast-> setTickInterval ( QMAX( 1, m_cres / 16 ));
+		contrast-> setLineStep ( QMAX( 1, m_cres / 16 ));
+		contrast-> setPageStep ( QMAX( 1, m_cres / 16 ));
+		contrast-> setValue (( contr * ( m_cres - 1 ) + 127 ) / 255 );
+	}
 
 	// light sensor
 	auto_brightness-> setChecked ( config. readBoolEntry ( "LightSensor", false ));
 	m_sensordata = config. readListEntry ( "LightSensorData", ';' );
 
 	config. setGroup ( "AC" );
 	
 	// ac spinboxes
-	interval_dim_ac_3->      setValue ( config. readNumEntry ( "Dim", 60 ));
-	interval_lightoff_ac_3-> setValue ( config. readNumEntry ( "LightOff", 120 ));
-	interval_suspend_ac_3->  setValue ( config. readNumEntry ( "Suspend", 0 ));
+	interval_dim_ac->      setValue ( config. readNumEntry ( "Dim", 60 ));
+	interval_lightoff_ac-> setValue ( config. readNumEntry ( "LightOff", 120 ));
+	interval_suspend_ac->  setValue ( config. readNumEntry ( "Suspend", 0 ));
 
 	// ac check and slider
-	LcdOffOnly_2_3-> setChecked ( config. readBoolEntry ( "LcdOffOnly", false ));
+	LcdOffOnly_ac-> setChecked ( config. readBoolEntry ( "LcdOffOnly", false ));
 
 	bright = config. readNumEntry ( "Brightness", 255 );
-	brightness_ac_3-> setMaxValue ( m_res - 1 );
-	brightness_ac_3-> setTickInterval ( QMAX( 1, m_res / 16 ));
-	brightness_ac_3-> setLineStep ( QMAX( 1, m_res / 16 ));
-	brightness_ac_3-> setPageStep ( QMAX( 1, m_res / 16 ));
-	brightness_ac_3-> setValue (( bright * ( m_res - 1 ) + 127 ) / 255 );
+	brightness_ac-> setMaxValue ( m_bres - 1 );
+	brightness_ac-> setTickInterval ( QMAX( 1, m_bres / 16 ));
+	brightness_ac-> setLineStep ( QMAX( 1, m_bres / 16 ));
+	brightness_ac-> setPageStep ( QMAX( 1, m_bres / 16 ));
+	brightness_ac-> setValue (( bright * ( m_bres - 1 ) + 127 ) / 255 );
+
+	if (m_cres) {
+		contr = config. readNumEntry ( "Contrast", 127);
+		contrast_ac-> setMaxValue ( m_cres - 1 );
+		contrast_ac-> setTickInterval ( QMAX( 1, m_cres / 16 ));
+		contrast_ac-> setLineStep ( QMAX( 1, m_cres / 16 ));
+		contrast_ac-> setPageStep ( QMAX( 1, m_cres / 16 ));
+		contrast_ac-> setValue (( contr * ( m_cres - 1 ) + 127 ) / 255 );
+	}
 
 	// light sensor
-	auto_brightness_ac_3-> setChecked ( config. readBoolEntry ( "LightSensor", false ));
+	auto_brightness_ac-> setChecked ( config. readBoolEntry ( "LightSensor", false ));
 	m_sensordata_ac = config. readListEntry ( "LightSensorData", ';' );
 	
 	// advanced settings
 	config. setGroup ( "Warnings" );
@@ -119,9 +145,13 @@ LightSettings::LightSettings( QWidget* parent,  const char* name, WFlags )
 		tabs-> setCurrentPage ( 1 );
 	}
 	
 	connect ( brightness, SIGNAL( valueChanged ( int )), this, SLOT( setBacklight ( int )));
-	connect ( brightness_ac_3, SIGNAL( valueChanged ( int )), this, SLOT( setBacklight ( int )));
+	connect ( brightness_ac, SIGNAL( valueChanged ( int )), this, SLOT( setBacklight ( int )));
+	if (m_havecontrast) {
+		connect ( contrast,    SIGNAL( valueChanged ( int )), this, SLOT( setContrast ( int )));
+		connect ( contrast_ac, SIGNAL( valueChanged ( int )), this, SLOT( setContrast ( int )));
+	}
 }
 
 LightSettings::~LightSettings ( ) 
 {
@@ -147,9 +177,9 @@ void LightSettings::calibrateSensorAC ( )
 
 void LightSettings::setBacklight ( int bright )
 {
 	if ( bright >= 0 )
-		bright = bright * 255 / ( m_res - 1 );
+		bright = bright * 255 / ( m_bres - 1 );
 	
 	QCopEnvelope e ( "QPE/System", "setBacklight(int)" );
 	e << bright;
 	
@@ -158,11 +188,26 @@ void LightSettings::setBacklight ( int bright )
 		m_resettimer-> start ( 2000, true );
 	}	
 }
 
+void LightSettings::setContrast ( int contr )
+{
+	if ( contr >= 0 )
+		contr = contr * 255 / ( m_cres - 1 );
+	
+	QCopEnvelope e ( "QPE/System", "setContrast(int)" );
+	e << contr;
+	
+	if ( contr != -1 ) {
+		m_resettimer-> stop ( );
+		m_resettimer-> start ( 2000, true );
+	}	
+}
+
 void LightSettings::resetBacklight ( )
 {
 	setBacklight ( -1 );
+	setContrast ( -1 );
 }
 
 void LightSettings::accept ( )
 {
@@ -173,25 +218,29 @@ void LightSettings::accept ( )
 	config. writeEntry ( "LcdOffOnly", LcdOffOnly-> isChecked ( ));
 	config. writeEntry ( "Dim",        interval_dim-> value ( ));
 	config. writeEntry ( "LightOff",   interval_lightoff-> value ( ));
 	config. writeEntry ( "Suspend",    interval_suspend-> value ( ));
-	config. writeEntry ( "Brightness", brightness-> value ( ) * 255 / ( m_res - 1 ) );
+	config. writeEntry ( "Brightness", brightness-> value ( ) * 255 / ( m_bres - 1 ) );
+	if (m_cres)
+	config. writeEntry ( "Contrast",   contrast-> value ( ) * 255 / ( m_cres - 1 ) );
 
 	// ac
 	config. setGroup ( "AC" );
-	config. writeEntry ( "LcdOffOnly", LcdOffOnly_2_3-> isChecked ( ));
-	config. writeEntry ( "Dim",        interval_dim_ac_3-> value ( ));
-	config. writeEntry ( "LightOff",   interval_lightoff_ac_3-> value ( ));
-	config. writeEntry ( "Suspend",    interval_suspend_ac_3-> value ( ));
-	config. writeEntry ( "Brightness", brightness_ac_3-> value ( ) * 255 / ( m_res - 1 ));
+	config. writeEntry ( "LcdOffOnly", LcdOffOnly_ac-> isChecked ( ));
+	config. writeEntry ( "Dim",        interval_dim_ac-> value ( ));
+	config. writeEntry ( "LightOff",   interval_lightoff_ac-> value ( ));
+	config. writeEntry ( "Suspend",    interval_suspend_ac-> value ( ));
+	config. writeEntry ( "Brightness", brightness_ac-> value ( ) * 255 / ( m_bres - 1 ));
+	if (m_cres)
+	config. writeEntry ( "Contrast",   contrast_ac-> value ( ) * 255 / ( m_cres - 1 ));
 
 	// only make light sensor stuff appear if the unit has a sensor	
 	if ( ODevice::inst ( )-> hasLightSensor ( )) {
 		config. setGroup ( "Battery" );
 		config. writeEntry ( "LightSensor", auto_brightness->isChecked() );
 		config. writeEntry ( "LightSensorData", m_sensordata, ';' );
 		config. setGroup ( "AC" );
-		config. writeEntry ( "LightSensor", auto_brightness_ac_3->isChecked() );
+		config. writeEntry ( "LightSensor", auto_brightness_ac->isChecked() );
 		config. writeEntry ( "LightSensorData", m_sensordata_ac, ';' );
 	}
 
 	// advanced
diff --git a/core/settings/light-and-power/light.h b/core/settings/light-and-power/light.h
index 0a3c60b..c9757da 100644
--- a/core/settings/light-and-power/light.h
+++ b/core/settings/light-and-power/light.h
@@ -49,12 +49,15 @@ protected:
 protected slots:
     virtual void calibrateSensor ( );
     virtual void calibrateSensorAC ( );
     void setBacklight ( int );
+    void setContrast ( int );
     void resetBacklight ( );
 
 private:
-    int m_res;
+    int m_bres;
+    int m_cres;
+    int m_havecontrast;
     QTimer *m_resettimer;
     QStringList m_sensordata;
     QStringList m_sensordata_ac;
 };
diff --git a/core/settings/light-and-power/lightsettingsbase.ui b/core/settings/light-and-power/lightsettingsbase.ui
index 99bbd71..8fdd604 100644
--- a/core/settings/light-and-power/lightsettingsbase.ui
+++ b/core/settings/light-and-power/lightsettingsbase.ui
@@ -10,9 +10,9 @@
         <name>geometry</name>
         <rect>
             <x>0</x>
             <y>0</y>
-            <width>363</width>
+            <width>355</width>
             <height>532</height>
         </rect>
     </property>
     <property stdset="1">
@@ -275,9 +275,9 @@
                     <widget>
                         <class>QGroupBox</class>
                         <property stdset="1">
                             <name>name</name>
-                            <cstring>GroupBox9</cstring>
+                            <cstring>GroupLight</cstring>
                         </property>
                         <property stdset="1">
                             <name>title</name>
                             <string>Backlight</string>
@@ -290,13 +290,13 @@
                         </property>
                         <vbox>
                             <property stdset="1">
                                 <name>margin</name>
-                                <number>5</number>
+                                <number>11</number>
                             </property>
                             <property stdset="1">
                                 <name>spacing</name>
-                                <number>3</number>
+                                <number>6</number>
                             </property>
                             <widget>
                                 <class>QSlider</class>
                                 <property stdset="1">
@@ -336,8 +336,47 @@
                                     <string>set a fix value for backlight</string>
                                 </property>
                             </widget>
                             <widget>
+                                <class>QSlider</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>contrast</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>maxValue</name>
+                                    <number>255</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>lineStep</name>
+                                    <number>1</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>pageStep</name>
+                                    <number>16</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>tracking</name>
+                                    <bool>true</bool>
+                                </property>
+                                <property stdset="1">
+                                    <name>orientation</name>
+                                    <enum>Horizontal</enum>
+                                </property>
+                                <property stdset="1">
+                                    <name>tickmarks</name>
+                                    <enum>Right</enum>
+                                </property>
+                                <property stdset="1">
+                                    <name>tickInterval</name>
+                                    <number>32</number>
+                                </property>
+                                <property>
+                                    <name>whatsThis</name>
+                                    <string>set a fix value for contrast</string>
+                                </property>
+                            </widget>
+                            <widget>
                                 <class>QLayoutWidget</class>
                                 <property stdset="1">
                                     <name>name</name>
                                     <cstring>Layout10</cstring>
@@ -555,9 +594,9 @@
                             <widget row="1"  column="1" >
                                 <class>QSpinBox</class>
                                 <property stdset="1">
                                     <name>name</name>
-                                    <cstring>interval_lightoff_ac_3</cstring>
+                                    <cstring>interval_lightoff_ac</cstring>
                                 </property>
                                 <property stdset="1">
                                     <name>suffix</name>
                                     <string> sec</string>
@@ -604,9 +643,9 @@
                             <widget row="2"  column="1" >
                                 <class>QSpinBox</class>
                                 <property stdset="1">
                                     <name>name</name>
-                                    <cstring>interval_suspend_ac_3</cstring>
+                                    <cstring>interval_suspend_ac</cstring>
                                 </property>
                                 <property stdset="1">
                                     <name>suffix</name>
                                     <string> sec</string>
@@ -653,9 +692,9 @@
                             <widget row="0"  column="1" >
                                 <class>QSpinBox</class>
                                 <property stdset="1">
                                     <name>name</name>
-                                    <cstring>interval_dim_ac_3</cstring>
+                                    <cstring>interval_dim_ac</cstring>
                                 </property>
                                 <property stdset="1">
                                     <name>suffix</name>
                                     <string> sec</string>
@@ -702,9 +741,9 @@
                             <widget row="3"  column="0"  rowspan="1"  colspan="2" >
                                 <class>QCheckBox</class>
                                 <property stdset="1">
                                     <name>name</name>
-                                    <cstring>LcdOffOnly_2_3</cstring>
+                                    <cstring>LcdOffOnly_ac</cstring>
                                 </property>
                                 <property stdset="1">
                                     <name>sizePolicy</name>
                                     <sizepolicy>
@@ -737,19 +776,62 @@
                         </property>
                         <vbox>
                             <property stdset="1">
                                 <name>margin</name>
-                                <number>5</number>
+                                <number>11</number>
                             </property>
                             <property stdset="1">
                                 <name>spacing</name>
-                                <number>3</number>
+                                <number>6</number>
                             </property>
                             <widget>
                                 <class>QSlider</class>
                                 <property stdset="1">
                                     <name>name</name>
-                                    <cstring>brightness_ac_3</cstring>
+                                    <cstring>brightness_ac</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>minValue</name>
+                                    <number>0</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>maxValue</name>
+                                    <number>255</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>lineStep</name>
+                                    <number>16</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>pageStep</name>
+                                    <number>16</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>value</name>
+                                    <number>255</number>
+                                </property>
+                                <property stdset="1">
+                                    <name>tracking</name>
+                                    <bool>true</bool>
+                                </property>
+                                <property stdset="1">
+                                    <name>orientation</name>
+                                    <enum>Horizontal</enum>
+                                </property>
+                                <property stdset="1">
+                                    <name>tickmarks</name>
+                                    <enum>Right</enum>
+                                </property>
+                                <property>
+                                    <name>whatsThis</name>
+                                    <string>set a fix value for backlight</string>
+                                </property>
+                            </widget>
+                            <widget>
+                                <class>QSlider</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>contrast_ac</cstring>
                                 </property>
                                 <property stdset="1">
                                     <name>minValue</name>
                                     <number>0</number>
@@ -901,9 +983,9 @@
                                     <widget>
                                         <class>QCheckBox</class>
                                         <property stdset="1">
                                             <name>name</name>
-                                            <cstring>auto_brightness_ac_3</cstring>
+                                            <cstring>auto_brightness_ac</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>Use Light Sensor</string>
@@ -916,9 +998,9 @@
                                     <widget>
                                         <class>QPushButton</class>
                                         <property stdset="1">
                                             <name>name</name>
-                                            <cstring>CalibrateLightSensorAC</cstring>
+                                            <cstring>CalibrateLightSensor_ac</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>Calibrate</string>
@@ -1191,13 +1273,13 @@
 </widget>
 <images>
     <image>
         <name>image0</name>
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     </image>
     <image>
         <name>image1</name>
-        <data format="XPM.GZ" length="2211">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</data>
+        <data format="XPM.GZ" length="1220">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</data>
     </image>
 </images>
 <connections>
     <connection>
@@ -1206,9 +1288,9 @@
         <receiver>LightSettingsBase</receiver>
         <slot>calibrateSensor()</slot>
     </connection>
     <connection>
-        <sender>CalibrateLightSensorAC</sender>
+        <sender>CalibrateLightSensor_ac</sender>
         <signal>clicked()</signal>
         <receiver>LightSettingsBase</receiver>
         <slot>calibrateSensorAC()</slot>
     </connection>
@@ -1223,15 +1305,15 @@
     <tabstop>brightness</tabstop>
     <tabstop>auto_brightness</tabstop>
     <tabstop>CalibrateLightSensor</tabstop>
     <tabstop>tabs</tabstop>
-    <tabstop>interval_lightoff_ac_3</tabstop>
-    <tabstop>interval_suspend_ac_3</tabstop>
-    <tabstop>interval_dim_ac_3</tabstop>
-    <tabstop>LcdOffOnly_2_3</tabstop>
-    <tabstop>brightness_ac_3</tabstop>
-    <tabstop>auto_brightness_ac_3</tabstop>
-    <tabstop>CalibrateLightSensorAC</tabstop>
+    <tabstop>interval_lightoff_ac</tabstop>
+    <tabstop>interval_suspend_ac</tabstop>
+    <tabstop>interval_dim_ac</tabstop>
+    <tabstop>LcdOffOnly_ac</tabstop>
+    <tabstop>brightness_ac</tabstop>
+    <tabstop>auto_brightness_ac</tabstop>
+    <tabstop>CalibrateLightSensor_ac</tabstop>
     <tabstop>lowSpinBox</tabstop>
     <tabstop>warnintervalBox</tabstop>
     <tabstop>criticalSpinBox</tabstop>
 </tabstops>