- Added PowerManagement plugin for Qt port of PhoneGap

Author: Viras-

Qt/PowerManagement/plugins/powermanagement.cpp

@@ -0,0 +1,31 @@
+#include "powermanagement.h"
+
+PowerManagement::PowerManagement(QWebFrame *p_webFrame) :
+    PGPlugin(p_webFrame)
+{
+    m_systemScreenSaver = new QSystemScreenSaver();
+}
+
+void PowerManagement::release( int scId, int ecId ) {
+    m_systemScreenSaver->setScreenSaverInhibited(false);
+
+    // Check if everything went fine
+    if( !m_systemScreenSaver->screenSaverInhibited() ) {
+        this->callback( scId, "" );
+    }
+    else {
+        this->callback( ecId, "" );
+    }
+}
+
+void PowerManagement::acquire( int scId, int ecId ) {
+    m_systemScreenSaver->setScreenSaverInhibited(true);
+
+    // Check if everything went fine
+    if( m_systemScreenSaver->screenSaverInhibited() ) {
+        this->callback( scId, "" );
+    }
+    else {
+        this->callback( ecId, "" );
+    }
+}

Qt/PowerManagement/plugins/powermanagement.h

@@ -0,0 +1,26 @@
+#ifndef POWERMANAGEMENT_H
+#define POWERMANAGEMENT_H
+
+#include "../pgplugin.h"
+
+#include <QSystemScreenSaver>
+
+QTM_USE_NAMESPACE
+
+class PowerManagement : public PGPlugin
+{
+    Q_OBJECT
+public:
+    explicit PowerManagement(QWebFrame *p_webFrame);
+
+signals:
+
+public slots:
+    void release( int scId, int ecId );
+    void acquire( int scId, int ecId );
+
+private:
+    QSystemScreenSaver *m_systemScreenSaver;
+};
+
+#endif // POWERMANAGEMENT_H

Qt/PowerManagement/www/js/powermanagement.js

@@ -0,0 +1,89 @@
+/*
+ * PhoneGap is available under *either* the terms of the modified BSD license *or* the
+ * MIT License (2008). See http://opensource.org/licenses/alphabetical for full text.
+ *
+ * Copyright (c) 2011, Wolfgang Koller - http://www.gofg.at/
+ */
+
+function PowermanagementError() {
+};
+
+PowermanagementError.cast = function( p_code, p_message ) {
+    var powerManagementError = new PowermanagementError();
+    powerManagementError.code = p_code;
+    powerManagementError.message = p_message;
+
+    return powerManagementError;
+};
+
+PowermanagementError.ALREADY_ACTIVE = 1;
+PowermanagementError.NOT_SUPPORTED = 2;
+PowermanagementError.NOT_ACTIVE = 3;
+
+PowermanagementError.prototype.code = 0;
+PowermanagementError.prototype.message = "";
+
+function Powermanagement() {
+};
+
+Powermanagement.prototype.acquired = false;
+
+Powermanagement.prototype.acquire = function( successCallback, errorCallback ) {
+    if( this.acquired ) {
+        errorCallback( PowermanagementError.cast( PowermanagementError.ALREADY_ACTIVE, "Powermanagement lock already active." ) );
+        return;
+    }
+
+    var me = this;
+    PhoneGap.exec( function() {
+                      me.acquired = true;
+                      successCallback();
+                  }, function() {
+                      me.acquired = false;
+                      errorCallback( PowermanagementError.cast( PowermanagementError.NOT_SUPPORTED, "Powermanagement not supported." ) );
+                  }, "com.phonegap.plugin.Powermanagement", "acquire", [] );
+};
+
+Powermanagement.prototype.release = function( successCallback, errorCallback ) {
+    if( !this.acquired ) {
+        errorCallback( PowermanagementError.cast( PowermanagementError.NOT_ACTIVE, "Powermanagement lock not active." ) );
+        return;
+    }
+
+    var me = this;
+    PhoneGap.exec( function() {
+                      me.acquired = false;
+                      successCallback();
+                  }, function() {
+                      me.acquired = false;
+                      errorCallback( PowermanagementError.cast( PowermanagementError.NOT_SUPPORTED, "Powermanagement not supported." ) );
+                  }, "com.phonegap.plugin.Powermanagement", "release", [] );
+};
+
+Powermanagement.prototype.dim = function( successCallback, errorCallback ) {
+    if( this.acquired ) {
+        errorCallback( PowermanagementError.cast( PowermanagementError.ALREADY_ACTIVE, "Powermanagement lock already active." ) );
+        return;
+    }
+
+    var me = this;
+    if( !PhoneGap.exec( function() {
+                      me.acquired = true;
+                      successCallback();
+                  }, function() {
+                      me.acquired = false;
+                      errorCallback( PowermanagementError.cast( PowermanagementError.NOT_SUPPORTED, "Powermanagement not supported." ) );
+                  }, "com.phonegap.plugin.Powermanagement", "dim", [] ) ) {
+
+        // If dimming doesn't work, try to acquire a full wake lock
+        this.acquire( successCallback, errorCallback );
+    }
+};
+
+/**
+ * Create Powermanagement instance
+ */
+PhoneGap.addConstructor( "com.phonegap.plugin.Powermanagement", function () {
+                            window.Powermanagement = new Powermanagement();
+                            window.PowerManagement = window.Powermanagement;    // Alias for backwards compatibility
+} );