Add Plugin API for controling the device power states

This is an initial API that will allow the plugin to request to
keep the screen on.

companion change is in frameworks/base

bug: 3331493
Change-Id: Id807dc3a3e5aaf12fc63558edeceee0d35561768

1 files changed, 27 insertions, 0 deletions

diff --git a/WebKit/android/plugins/PluginWidgetAndroid.cpp b/WebKit/android/plugins/PluginWidgetAndroid.cpp
index 73fe18a..4dc12a3 100644
--- a/WebKit/android/plugins/PluginWidgetAndroid.cpp
+++ b/WebKit/android/plugins/PluginWidgetAndroid.cpp
@@ -72,12 +72,14 @@ PluginWidgetAndroid::PluginWidgetAndroid(WebCore::PluginView* view)
     m_acceptEvents = false;
     m_isSurfaceClippedOut = false;
     m_layer = 0;
+    m_powerState = kDefault_ANPPowerState;
 }
 
 PluginWidgetAndroid::~PluginWidgetAndroid() {
     PLUGIN_LOG("%p Deleting Plugin", m_pluginView->instance());
     m_acceptEvents = false;
     if (m_core) {
+        setPowerState(kDefault_ANPPowerState);
         m_core->removePlugin(this);
         if (m_isFullScreen) {
             exitFullScreen(true);
@@ -635,3 +637,28 @@ void PluginWidgetAndroid::requestCenterFitZoom() {
             m_pluginWindow->width, m_pluginWindow->height);
 }
 
+void PluginWidgetAndroid::setPowerState(ANPPowerState powerState) {
+    if(m_powerState == powerState)
+        return;
+
+    // cleanup the old power state
+    switch (m_powerState) {
+        case kDefault_ANPPowerState:
+            break;
+        case kScreenOn_ANPPowerState:
+            m_core->keepScreenOn(false);
+            break;
+    }
+
+    // setup the new power state
+    switch (powerState) {
+        case kDefault_ANPPowerState:
+            break;
+        case kScreenOn_ANPPowerState:
+            m_core->keepScreenOn(true);
+            break;
+    }
+
+    m_powerState = powerState;
+}
+