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-rw-r--r--core/launcher/screensaver.cpp97
1 files changed, 77 insertions, 20 deletions
diff --git a/core/launcher/screensaver.cpp b/core/launcher/screensaver.cpp
index b9bb64c..182084d 100644
--- a/core/launcher/screensaver.cpp
+++ b/core/launcher/screensaver.cpp
@@ -25,246 +25,303 @@ OpieScreenSaver::OpieScreenSaver ( )
25 m_enable_lightoff_ac = false; 25 m_enable_lightoff_ac = false;
26 m_enable_suspend_ac = false; 26 m_enable_suspend_ac = false;
27 m_onlylcdoff_ac = false; 27 m_onlylcdoff_ac = false;
28 28
29 m_use_light_sensor = false; 29 m_use_light_sensor = false;
30 m_backlight_sensor = -1; 30 m_backlight_sensor = -1;
31 ::memset ( m_sensordata, 0xff, LS_Count * sizeof( m_sensordata [0] )); 31 ::memset ( m_sensordata, 0xff, LS_Count * sizeof( m_sensordata [0] ));
32 32
33 m_lcd_status = true; 33 m_lcd_status = true;
34 34
35 m_backlight_normal = -1; 35 m_backlight_normal = -1;
36 m_backlight_current = -1; 36 m_backlight_current = -1;
37 m_backlight_forcedoff = false; 37 m_backlight_forcedoff = false;
38 38
39 m_on_ac = false; 39 m_on_ac = false;
40 40
41 m_level = -1; 41 m_level = -1;
42 42
43 // Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off) 43 // Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off)
44 ODevice::inst ( )-> setDisplayStatus ( true ); 44 ODevice::inst ( )-> setDisplayStatus ( true );
45 setBacklight ( -1 ); 45 setBacklight ( -1 );
46} 46}
47 47
48 48
49/**
50 * Stops the screen saver
51 */
49void OpieScreenSaver::restore() 52void OpieScreenSaver::restore()
50{ 53{
51 m_level = -1; 54 m_level = -1;
52 55
53 if ( !m_lcd_status ) { // We must have turned it off 56 if ( !m_lcd_status ) { // We must have turned it off
54 ODevice::inst ( ) -> setDisplayStatus ( true ); 57 ODevice::inst ( ) -> setDisplayStatus ( true );
55 m_lcd_status = true; 58 m_lcd_status = true;
56 } 59 }
57 60
58 setBacklightInternal ( -1 ); 61 setBacklightInternal ( -1 );
59} 62}
60 63
61 64
65/**
66 * Starts the screen saver
67 *
68 * @param level what level of screen saving should happen (0=lowest non-off, 1=off,
69 * 2=suspend whole machine)
70 * @returns true on success
71 */
62bool OpieScreenSaver::save( int level ) 72bool OpieScreenSaver::save( int level )
63{ 73{
64 m_level = level; 74 m_level = level;
65 75
66 switch ( level ) { 76 switch ( level ) {
67 case 0: 77 case 0:
68 if (( m_on_ac && m_enable_dim_ac ) || 78 if (( m_on_ac && m_enable_dim_ac ) ||
69 ( !m_on_ac && m_enable_dim )) { 79 ( !m_on_ac && m_enable_dim )) {
70 if (( m_disable_suspend > 0 ) && ( m_backlight_current > 1 ) && !m_use_light_sensor ) 80 if (( m_disable_suspend > 0 ) && ( m_backlight_current > 1 ) && !m_use_light_sensor )
71 setBacklightInternal ( 1 ); // lowest non-off 81 setBacklightInternal ( 1 ); // lowest non-off
72 } 82 }
73 return true; 83 return true;
74 break; 84 break;
75 85
76 case 1: 86 case 1:
77 if (( m_on_ac && m_enable_lightoff_ac ) || 87 if (( m_on_ac && m_enable_lightoff_ac ) ||
78 ( !m_on_ac && m_enable_lightoff )) { 88 ( !m_on_ac && m_enable_lightoff )) {
79 if ( m_disable_suspend > 1 ) 89 if ( m_disable_suspend > 1 )
80 setBacklightInternal ( 0 ); // off 90 setBacklightInternal ( 0 ); // off
81 } 91 }
82 return true; 92 return true;
83 break; 93 break;
84 94
85 case 2: 95 case 2:
86 if (( m_on_ac && !m_enable_suspend_ac ) || 96 if (( m_on_ac && !m_enable_suspend_ac ) ||
87 ( !m_on_ac && !m_enable_suspend )) { 97 ( !m_on_ac && !m_enable_suspend )) {
88 return true; 98 return true;
89 } 99 }
90 100
91 if (( m_on_ac && m_onlylcdoff_ac ) || 101 if (( m_on_ac && m_onlylcdoff_ac ) ||
92 ( !m_on_ac && m_onlylcdoff )) { 102 ( !m_on_ac && m_onlylcdoff )) {
93 ODevice::inst ( ) -> setDisplayStatus ( false ); 103 ODevice::inst ( ) -> setDisplayStatus ( false );
94 m_lcd_status = false; 104 m_lcd_status = false;
95 return true; 105 return true;
96 } 106 }
97 107
98 // We're going to suspend the whole machine 108 // We're going to suspend the whole machine
99 109
100 if (( m_disable_suspend > 2 ) && !Network::networkOnline ( )) { 110 if (( m_disable_suspend > 2 ) && !Network::networkOnline ( )) {
111 // TODO: why is this key F34 hard coded? -- schurig
112 // Does this now only work an devices with a ODevice::filter?
101 QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE ); 113 QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
102 return true; 114 return true;
103 } 115 }
104 116
105 break; 117 break;
106 } 118 }
107 return false; 119 return false;
108} 120}
109 121
110 122
111void OpieScreenSaver::setIntervals ( int i1, int i2, int i3 ) 123/**
124 * Set intervals in seconds for automatic dimming, light off and suspend
125 *
126 * This function also sets the member variables m_m_enable_dim[_ac],
127 * m_enable_lightoff[_ac], m_enable_suspend[_ac], m_onlylcdoff[_ac]
128 *
129 * @param dim time in seconds to dim, -1 to read value from config file,
130 * 0 to disable
131 * @param lightoff time in seconds to turn LCD backlight off, -1 to
132 * read value from config file, 0 to disable
133 * @param suspend time in seconds to do an APM suspend, -1 to
134 * read value from config file, 0 to disable
135 */
136void OpieScreenSaver::setIntervals ( int dim, int lightoff, int suspend )
112{ 137{
113 Config config ( "apm" ); 138 Config config ( "apm" );
114 config. setGroup ( m_on_ac ? "AC" : "Battery" ); 139 config. setGroup ( m_on_ac ? "AC" : "Battery" );
115 140
116 int v[ 4 ]; 141 int v[ 4 ];
117 if ( i1 < 0 ) 142 if ( dim < 0 )
118 i1 = config. readNumEntry ( "Dim", m_on_ac ? 60 : 30 ); 143 dim = config. readNumEntry ( "Dim", m_on_ac ? 60 : 30 );
119 if ( i2 < 0 ) 144 if ( lightoff < 0 )
120 i2 = config. readNumEntry ( "LightOff", m_on_ac ? 120 : 20 ); 145 lightoff = config. readNumEntry ( "LightOff", m_on_ac ? 120 : 20 );
121 if ( i3 < 0 ) 146 if ( suspend < 0 )
122 i3 = config. readNumEntry ( "Suspend", m_on_ac ? 0 : 60 ); 147 suspend = config. readNumEntry ( "Suspend", m_on_ac ? 0 : 60 );
123 148
124 if ( m_on_ac ) { 149 if ( m_on_ac ) {
125 m_enable_dim_ac = ( i1 > 0 ); 150 m_enable_dim_ac = ( dim > 0 );
126 m_enable_lightoff_ac = ( i2 > 0 ); 151 m_enable_lightoff_ac = ( lightoff > 0 );
127 m_enable_suspend_ac = ( i3 > 0 ); 152 m_enable_suspend_ac = ( suspend > 0 );
128 m_onlylcdoff_ac = config.readBoolEntry ( "LcdOffOnly", false ); 153 m_onlylcdoff_ac = config.readBoolEntry ( "LcdOffOnly", false );
129 } 154 }
130 else { 155 else {
131 m_enable_dim = ( i1 > 0 ); 156 m_enable_dim = ( dim > 0 );
132 m_enable_lightoff = ( i2 > 0 ); 157 m_enable_lightoff = ( lightoff > 0 );
133 m_enable_suspend = ( i3 > 0 ); 158 m_enable_suspend = ( suspend > 0 );
134 m_onlylcdoff = config.readBoolEntry ( "LcdOffOnly", false ); 159 m_onlylcdoff = config.readBoolEntry ( "LcdOffOnly", false );
135 } 160 }
136 161
137 //qDebug("screen saver intervals: %d %d %d", i1, i2, i3); 162 //qDebug("screen saver intervals: %d %d %d", dim, lightoff, suspend);
138 163
139 v [ 0 ] = QMAX( 1000 * i1, 100 ); 164 v [ 0 ] = QMAX( 1000 * dim, 100 );
140 v [ 1 ] = QMAX( 1000 * i2, 100 ); 165 v [ 1 ] = QMAX( 1000 * lightoff, 100 );
141 v [ 2 ] = QMAX( 1000 * i3, 100 ); 166 v [ 2 ] = QMAX( 1000 * suspend, 100 );
142 v [ 3 ] = 0; 167 v [ 3 ] = 0;
143 168
144 if ( !i1 && !i2 && !i3 ) 169 if ( !dim && !lightoff && !suspend )
145 QWSServer::setScreenSaverInterval( 0 ); 170 QWSServer::setScreenSaverInterval( 0 );
146 else 171 else
147 QWSServer::setScreenSaverIntervals( v ); 172 QWSServer::setScreenSaverIntervals( v );
148} 173}
149 174
150 175
176/**
177 * Set suspend time. Will read the dim and lcd-off times from the config file.
178 *
179 * @param suspend time in seconds to go into APM suspend, -1 to
180 * read value from config file, 0 to disable
181 */
151void OpieScreenSaver::setInterval ( int interval ) 182void OpieScreenSaver::setInterval ( int interval )
152{ 183{
153 setIntervals ( -1, -1, interval ); 184 setIntervals ( -1, -1, interval );
154} 185}
155 186
156 187
157void OpieScreenSaver::setMode ( int mode ) 188void OpieScreenSaver::setMode ( int mode )
158{ 189{
159 if ( mode > m_disable_suspend ) 190 if ( mode > m_disable_suspend )
160 setInterval ( -1 ); 191 setInterval ( -1 );
161 m_disable_suspend = mode; 192 m_disable_suspend = mode;
162} 193}
163 194
164 195
196/**
197 * Set display brightness
198 *
199 * Get's default values for backlight and light sensor from config file.
200 *
201 * @param bright desired brighness (-1 to use automatic sensor data or value
202 * from config file, -2 to toggle backlight on and off, -3 to
203 * force backlight off)
204 */
165void OpieScreenSaver::setBacklight ( int bright ) 205void OpieScreenSaver::setBacklight ( int bright )
166{ 206{
167 // Read from config 207 // Read from config
168 Config config ( "apm" ); 208 Config config ( "apm" );
169 config. setGroup ( m_on_ac ? "AC" : "Battery" ); 209 config. setGroup ( m_on_ac ? "AC" : "Battery" );
170 m_backlight_normal = config. readNumEntry ( "Brightness", m_on_ac ? 255 : 127 ); 210 m_backlight_normal = config. readNumEntry ( "Brightness", m_on_ac ? 255 : 127 );
171
172 m_use_light_sensor = config. readBoolEntry ( "LightSensor", false ); 211 m_use_light_sensor = config. readBoolEntry ( "LightSensor", false );
173 212
174 //qDebug ( "setBacklight: %d (norm: %d) (ls: %d)", bright, m_backlight_normal, m_use_light_sensor ? 1 : 0 ); 213 //qDebug ( "setBacklight: %d (norm: %d) (ls: %d)", bright, m_backlight_normal, m_use_light_sensor ? 1 : 0 );
175 214
176 killTimers ( ); 215 killTimers ( );
177 if (( bright < 0 ) && m_use_light_sensor ) { 216 if (( bright < 0 ) && m_use_light_sensor ) {
178 QStringList sl = config. readListEntry ( "LightSensorData", ';' ); 217 QStringList sl = config. readListEntry ( "LightSensorData", ';' );
179 218
180 m_sensordata [LS_SensorMin] = 40; 219 m_sensordata [LS_SensorMin] = 40;
181 m_sensordata [LS_SensorMax] = 215; 220 m_sensordata [LS_SensorMax] = 215;
182 m_sensordata [LS_LightMin] = 1; 221 m_sensordata [LS_LightMin] = 1;
183 m_sensordata [LS_LightMax] = 255; 222 m_sensordata [LS_LightMax] = 255;
184 m_sensordata [LS_Steps] = 12; 223 m_sensordata [LS_Steps] = 12;
185 m_sensordata [LS_Interval] = 2000; 224 m_sensordata [LS_Interval] = 2000;
186 225
187 for ( uint i = 0; i < LS_Count; i++ ) { 226 for ( uint i = 0; i < LS_Count; i++ ) {
188 if ( i < sl. count ( )) 227 if ( i < sl. count ( ))
189 m_sensordata [i] = sl [i]. toInt ( ); 228 m_sensordata [i] = sl [i]. toInt ( );
190 } 229 }
191 if ( m_sensordata [LS_Steps] < 2 ) // sanity check to avoid SIGFPE 230 if ( m_sensordata [LS_Steps] < 2 ) // sanity check to avoid SIGFPE
192 m_sensordata [LS_Steps] = 2; 231 m_sensordata [LS_Steps] = 2;
193 232
194 timerEvent ( 0 ); 233 timerEvent ( 0 );
195 startTimer ( m_sensordata [LS_Interval] ); 234 startTimer ( m_sensordata [LS_Interval] );
196 } 235 }
197 236
198 setBacklightInternal ( bright ); 237 setBacklightInternal ( bright );
199} 238}
200 239
201 240
241/**
242 * Internal brightness setting method
243 *
244 * Get's default values for backlight and light sensor from config file.
245 *
246 * @param bright desired brighness (-1 to use automatic sensor data or value
247 * from config file, -2 to toggle backlight on and off, -3 to
248 * force backlight off)
249 */
202void OpieScreenSaver::setBacklightInternal ( int bright ) 250void OpieScreenSaver::setBacklightInternal ( int bright )
203{ 251{
204 if ( bright == -3 ) { 252 if ( bright == -3 ) {
205 // Forced on 253 // Forced on
206 m_backlight_forcedoff = false; 254 m_backlight_forcedoff = false;
207 bright = -1; 255 bright = -1;
208 } 256 }
209 if ( m_backlight_forcedoff && bright != -2 ) 257 if ( m_backlight_forcedoff && bright != -2 )
210 return ; 258 return ;
211 if ( bright == -2 ) { 259 if ( bright == -2 ) {
212 // Toggle between off and on 260 // Toggle between off and on
213 bright = m_backlight_current ? 0 : -1; 261 bright = m_backlight_current ? 0 : -1;
214 m_backlight_forcedoff = !bright; 262 m_backlight_forcedoff = !bright;
215 } 263 }
216 if ( bright == -1 ) 264 if ( bright == -1 )
217 bright = m_use_light_sensor ? m_backlight_sensor : m_backlight_normal; 265 bright = m_use_light_sensor ? m_backlight_sensor : m_backlight_normal;
218 266
219 if ( bright != m_backlight_current ) { 267 if ( bright != m_backlight_current ) {
220 ODevice::inst ( )-> setDisplayBrightness ( bright ); 268 ODevice::inst ( )-> setDisplayBrightness ( bright );
221 m_backlight_current = bright; 269 m_backlight_current = bright;
222 } 270 }
223} 271}
224 272
225 273
274/**
275 * Timer event used for automatic setting the backlight according to a light sensor
276 * and to set the default brightness
277 */
226void OpieScreenSaver::timerEvent ( QTimerEvent * ) 278void OpieScreenSaver::timerEvent ( QTimerEvent * )
227{ 279{
228 int s = ODevice::inst ( )-> readLightSensor ( ) * 256 / ODevice::inst ( )-> lightSensorResolution ( ); 280 int s = ODevice::inst ( )-> readLightSensor ( ) * 256 / ODevice::inst ( )-> lightSensorResolution ( );
229 281
230 if ( s < m_sensordata [LS_SensorMin] ) 282 if ( s < m_sensordata [LS_SensorMin] )
231 m_backlight_sensor = m_sensordata [LS_LightMax]; 283 m_backlight_sensor = m_sensordata [LS_LightMax];
232 else if ( s >= m_sensordata [LS_SensorMax] ) 284 else if ( s >= m_sensordata [LS_SensorMax] )
233 m_backlight_sensor = m_sensordata [LS_LightMin]; 285 m_backlight_sensor = m_sensordata [LS_LightMin];
234 else { 286 else {
235 int dx = m_sensordata [LS_SensorMax] - m_sensordata [LS_SensorMin]; 287 int dx = m_sensordata [LS_SensorMax] - m_sensordata [LS_SensorMin];
236 int dy = m_sensordata [LS_LightMax] - m_sensordata [LS_LightMin]; 288 int dy = m_sensordata [LS_LightMax] - m_sensordata [LS_LightMin];
237 289
238 int stepno = ( s - m_sensordata [LS_SensorMin] ) * m_sensordata [LS_Steps] / dx; // dx is never 0 290 int stepno = ( s - m_sensordata [LS_SensorMin] ) * m_sensordata [LS_Steps] / dx; // dx is never 0
239 291
240 m_backlight_sensor = m_sensordata [LS_LightMax] - dy * stepno / ( m_sensordata [LS_Steps] - 1 ); 292 m_backlight_sensor = m_sensordata [LS_LightMax] - dy * stepno / ( m_sensordata [LS_Steps] - 1 );
241 } 293 }
242 294
243 //qDebug ( "f(%d) = %d [%d - %d] -> [%d - %d] / %d", s, m_backlight_sensor, m_sensordata [LS_SensorMin], m_sensordata [LS_SensorMax], m_sensordata [LS_LightMin], m_sensordata [LS_LightMax], m_sensordata [LS_Steps] ); 295 //qDebug ( "f(%d) = %d [%d - %d] -> [%d - %d] / %d", s, m_backlight_sensor, m_sensordata [LS_SensorMin], m_sensordata [LS_SensorMax], m_sensordata [LS_LightMin], m_sensordata [LS_LightMax], m_sensordata [LS_Steps] );
244 296
245 if ( m_level <= 0 ) 297 if ( m_level <= 0 )
246 setBacklightInternal ( -1 ); 298 setBacklightInternal ( -1 );
247} 299}
248 300
249 301
302/**
303 * Like ODevice::setDisplayStatus(), but keep current state in m_lcd_status.
304 */
250void OpieScreenSaver::setDisplayState ( bool on ) 305void OpieScreenSaver::setDisplayState ( bool on )
251{ 306{
252 if ( m_lcd_status != on ) { 307 if ( m_lcd_status != on ) {
253 ODevice::inst ( ) -> setDisplayStatus ( on ); 308 ODevice::inst ( ) -> setDisplayStatus ( on );
254 m_lcd_status = on; 309 m_lcd_status = on;
255 } 310 }
256} 311}
257 312
258 313
314/**
315 * Set display to default ac/battery settings when power status changed.
316 */
259void OpieScreenSaver::powerStatusChanged ( PowerStatus ps ) 317void OpieScreenSaver::powerStatusChanged ( PowerStatus ps )
260{ 318{
261 bool newonac = ( ps. acStatus ( ) == PowerStatus::Online ); 319 bool newonac = ( ps. acStatus ( ) == PowerStatus::Online );
262 320
263 if ( newonac != m_on_ac ) { 321 if ( newonac != m_on_ac ) {
264 m_on_ac = newonac; 322 m_on_ac = newonac;
265 setInterval ( -1 ); 323 setInterval ( -1 );
266 setBacklight ( -1 ); 324 setBacklight ( -1 );
267 restore ( ); 325 restore ( );
268 } 326 }
269} 327}
270