am 41bfb75f: Merge "Only inject accessibility when speaking service enabled." into jb-mr1-dev

* commit '41bfb75f7c76588239ed5d2d4e38aeb1762ff348':
  Only inject accessibility when speaking service enabled.
This commit is contained in:
Svetoslav Ganov
2012-08-15 18:32:37 -07:00
committed by Android Git Automerger

View File

@@ -16,6 +16,7 @@
package android.webkit;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.animation.ObjectAnimator;
import android.annotation.Widget;
import android.app.ActivityManager;
@@ -1738,8 +1739,21 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
event.setMaxScrollY(Math.max(convertedContentHeight - adjustedViewHeight, 0));
}
private boolean isAccessibilityEnabled() {
return AccessibilityManager.getInstance(mContext).isEnabled();
private boolean isAccessibilityInjectionEnabled() {
final AccessibilityManager manager = AccessibilityManager.getInstance(mContext);
if (!manager.isEnabled()) {
return false;
}
// Accessibility scripts should be injected only when a speaking service
// is enabled. This may need to change later to accommodate Braille.
final List<AccessibilityServiceInfo> services = manager.getEnabledAccessibilityServiceList(
AccessibilityServiceInfo.FEEDBACK_SPOKEN);
if (services.isEmpty()) {
return false;
}
return true;
}
private AccessibilityInjector getAccessibilityInjector() {
@@ -3925,7 +3939,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
// reset the flag since we set to true in if need after
// loading is see onPageFinished(Url)
if (isAccessibilityEnabled()) {
if (isAccessibilityInjectionEnabled()) {
getAccessibilityInjector().onPageStarted(url);
}
@@ -3940,7 +3954,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
/* package */ void onPageFinished(String url) {
mZoomManager.onPageFinished(url);
if (isAccessibilityEnabled()) {
if (isAccessibilityInjectionEnabled()) {
getAccessibilityInjector().onPageFinished(url);
}
}
@@ -4981,7 +4995,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
}
// See if the accessibility injector needs to handle this event.
if (isAccessibilityEnabled()
if (isAccessibilityInjectionEnabled()
&& getAccessibilityInjector().handleKeyEventIfNecessary(event)) {
return true;
}
@@ -5088,7 +5102,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
}
// See if the accessibility injector needs to handle this event.
if (isAccessibilityEnabled()
if (isAccessibilityInjectionEnabled()
&& getAccessibilityInjector().handleKeyEventIfNecessary(event)) {
return true;
}
@@ -5339,7 +5353,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
public void onAttachedToWindow() {
if (mWebView.hasWindowFocus()) setActive(true);
if (isAccessibilityEnabled()) {
if (isAccessibilityInjectionEnabled()) {
getAccessibilityInjector().addAccessibilityApisIfNecessary();
}
@@ -5352,7 +5366,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
mZoomManager.dismissZoomPicker();
if (mWebView.hasWindowFocus()) setActive(false);
if (isAccessibilityEnabled()) {
if (isAccessibilityInjectionEnabled()) {
getAccessibilityInjector().removeAccessibilityApisIfNecessary();
} else {
// Ensure the injector is cleared if we're detaching from the window
@@ -7434,7 +7448,7 @@ public final class WebViewClassic implements WebViewProvider, WebViewProvider.Sc
break;
case SELECTION_STRING_CHANGED:
if (isAccessibilityEnabled()) {
if (isAccessibilityInjectionEnabled()) {
getAccessibilityInjector()
.handleSelectionChangedIfNecessary((String) msg.obj);
}