private void showOnScreenControls() {
if (mPaused) return;
// If the view has not been attached to the window yet, the
// zoomButtonControls will not able to show up. So delay it until the
// view has attached to window.
if (mActionIconPanel.getWindowToken() == null) {
mHandler.postGetterCallback(
new Runnable() {
public void run() {
showOnScreenControls();
}
});
return;
}
updateNextPrevControls();
IImage image = mAllImages.getImageAt(mCurrentPosition);
if (image instanceof VideoObject) {
mZoomButtonsController.setVisible(false);
} else {
updateZoomButtonsEnabled();
mZoomButtonsController.setVisible(true);
}
if (mShowActionIcons && mActionIconPanel.getVisibility() != View.VISIBLE) {
Animation animation = new AlphaAnimation(0, 1);
animation.setDuration(500);
mActionIconPanel.startAnimation(animation);
mActionIconPanel.setVisibility(View.VISIBLE);
}
}
@Override
protected void onDestroy() {
// This is necessary to make the ZoomButtonsController unregister
// its configuration change receiver.
if (mZoomButtonsController != null) {
mZoomButtonsController.setVisible(false);
}
super.onDestroy();
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
super.onTouchEvent(ev);
if (zoom_controll != null) {
// Hide the controlls AFTER they where made visible by the default implementation.
zoom_controll.setVisible(false);
}
return true;
}
public void show() {
if (!getControls().isVisible() && !mZoomManager.isZoomScaleFixed()) {
mZoomButtonsController.setVisible(true);
if (mZoomManager.isDoubleTapEnabled()) {
WebSettingsClassic settings = mWebView.getSettings();
int count = settings.getDoubleTapToastCount();
if (mZoomManager.isInZoomOverview() && count > 0) {
settings.setDoubleTapToastCount(--count);
Toast.makeText(
mWebView.getContext(),
com.android.internal.R.string.double_tap_toast,
Toast.LENGTH_LONG)
.show();
}
}
}
}
private void hideOnScreenControls() {
if (mShowActionIcons && mActionIconPanel.getVisibility() == View.VISIBLE) {
Animation animation = new AlphaAnimation(1, 0);
animation.setDuration(500);
mActionIconPanel.startAnimation(animation);
mActionIconPanel.setVisibility(View.INVISIBLE);
}
if (mNextImageView.getVisibility() == View.VISIBLE) {
Animation a = mHideNextImageViewAnimation;
a.setDuration(500);
mNextImageView.startAnimation(a);
mNextImageView.setVisibility(View.INVISIBLE);
}
if (mPrevImageView.getVisibility() == View.VISIBLE) {
Animation a = mHidePrevImageViewAnimation;
a.setDuration(500);
mPrevImageView.startAnimation(a);
mPrevImageView.setVisibility(View.INVISIBLE);
}
mZoomButtonsController.setVisible(false);
}
void dismissZoomPicker() {
ZoomButtonsController zoomControls = getZoomControls();
if (zoomControls != null && zoomControls.isVisible()) {
zoomControls.setVisible(false);
}
}
void invokeZoomPicker() {
ZoomButtonsController zoomControls = getZoomControls();
if (zoomControls != null && !zoomControls.isVisible()) {
zoomControls.setVisible(true);
}
}
public void hide() {
if (mZoomButtonsController != null) {
mZoomButtonsController.setVisible(false);
}
}
