protected void addAccessibilityApis() {
Context context = mContentViewCore.getContext();
if (context != null) {
// Enabled, we should try to add if we have to.
if (mTextToSpeech == null) {
mTextToSpeech = new TextToSpeechWrapper(mContentViewCore.getContainerView(), context);
mContentViewCore.addJavascriptInterface(mTextToSpeech, ALIAS_ACCESSIBILITY_JS_INTERFACE);
}
if (mVibrator == null) {
mVibrator = new VibratorWrapper(context);
mContentViewCore.addJavascriptInterface(mVibrator, ALIAS_ACCESSIBILITY_JS_INTERFACE_2);
}
}
}
/**
* Starts showing a context menu for {@code view} based on {@code params}.
*
* @param contentViewCore The {@link ContentViewCore} to show the menu to.
* @param params The {@link ContextMenuParams} that indicate what menu items to show.
*/
@CalledByNative
private void showContextMenu(ContentViewCore contentViewCore, ContextMenuParams params) {
final View view = contentViewCore.getContainerView();
if (!shouldShowMenu(params)
|| view == null
|| view.getVisibility() != View.VISIBLE
|| view.getParent() == null) {
return;
}
mCurrentContextMenuParams = params;
view.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
view.setOnCreateContextMenuListener(this);
view.showContextMenu();
}
@Override
public void onContentViewCoreAdded(ContentViewCore content) {
// TODO(dtrainor): Look into rolling this into onContentChanged().
initializeContentViewCore(content);
setSizeOfUnattachedView(content.getContainerView());
}
private void updateContentOverlayVisibility(boolean show) {
if (mView == null) return;
sCachedCVCList.clear();
if (mLayoutManager != null) {
mLayoutManager.getActiveLayout().getAllContentViewCores(sCachedCVCList);
}
if (show) {
if (mView.getParent() != this) {
// Make sure the view isn't a child of something else before we attempt to add it.
if (mView.getParent() != null && mView.getParent() instanceof ViewGroup) {
((ViewGroup) mView.getParent()).removeView(mView);
}
for (int i = 0; i < sCachedCVCList.size(); i++) {
ContentViewCore content = sCachedCVCList.get(i);
assert content.isAlive();
content.getContainerView().setVisibility(View.VISIBLE);
if (mFullscreenManager != null) {
mFullscreenManager.updateContentViewViewportSize(content);
}
}
FrameLayout.LayoutParams layoutParams =
new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
if (mView.getLayoutParams() instanceof MarginLayoutParams) {
MarginLayoutParams existingLayoutParams = (MarginLayoutParams) mView.getLayoutParams();
layoutParams.leftMargin = existingLayoutParams.leftMargin;
layoutParams.rightMargin = existingLayoutParams.rightMargin;
layoutParams.topMargin = existingLayoutParams.topMargin;
layoutParams.bottomMargin = existingLayoutParams.bottomMargin;
}
addView(mView, layoutParams);
setFocusable(false);
setFocusableInTouchMode(false);
// Claim focus for the new view unless the user is currently using the URL bar.
if (mUrlBar == null || !mUrlBar.hasFocus()) mView.requestFocus();
}
} else {
if (mView.getParent() == this) {
setFocusable(true);
setFocusableInTouchMode(true);
for (int i = 0; i < sCachedCVCList.size(); i++) {
ContentViewCore content = sCachedCVCList.get(i);
if (content.isAlive()) content.getContainerView().setVisibility(View.INVISIBLE);
}
if (hasFocus()) {
InputMethodManager manager =
(InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
if (manager.isActive(this)) {
manager.hideSoftInputFromWindow(getWindowToken(), 0, null);
}
}
removeView(mView);
}
}
sCachedCVCList.clear();
}
@Override
public View getViewForInteraction() {
ContentViewCore content = mSearchPanel.getContentViewCore();
if (content != null) return content.getContainerView();
return super.getViewForInteraction();
}
