public void prepareTabsAnimation(PropertyAnimator animator) {
// Not worth doing this on pre-Honeycomb without proper
// hardware accelerated animations.
if (Build.VERSION.SDK_INT < 11) {
return;
}
if (mIsSideBar) {
final int tabsPanelWidth = getWidth();
if (mVisible) {
ViewHelper.setTranslationX(mHeader, -tabsPanelWidth);
ViewHelper.setTranslationX(mTabsContainer, -tabsPanelWidth);
// The footer view is only present on the sidebar
ViewHelper.setTranslationX(mFooter, -tabsPanelWidth);
}
final int translationX = (mVisible ? 0 : -tabsPanelWidth);
animator.attach(mTabsContainer, PropertyAnimator.Property.TRANSLATION_X, translationX);
animator.attach(mHeader, PropertyAnimator.Property.TRANSLATION_X, translationX);
animator.attach(mFooter, PropertyAnimator.Property.TRANSLATION_X, translationX);
} else if (!mHeaderVisible) {
final Resources resources = getContext().getResources();
final int toolbarHeight = resources.getDimensionPixelSize(R.dimen.browser_toolbar_height);
final int translationY = (mVisible ? 0 : -toolbarHeight);
animator.attach(mTabsContainer, PropertyAnimator.Property.ALPHA, 1.0f);
animator.attach(mTabsContainer, PropertyAnimator.Property.TRANSLATION_Y, translationY);
animator.attach(mHeader, PropertyAnimator.Property.TRANSLATION_Y, translationY);
}
mHeader.setLayerType(View.LAYER_TYPE_HARDWARE, null);
mTabsContainer.setLayerType(View.LAYER_TYPE_HARDWARE, null);
}
public void finishTabsAnimation() {
if (Build.VERSION.SDK_INT < 11) {
return;
}
mHeader.setLayerType(View.LAYER_TYPE_NONE, null);
mTabsContainer.setLayerType(View.LAYER_TYPE_NONE, null);
// If the tray is now hidden, call hide() on current panel and unset it as the current panel
// to avoid hide() being called again when the tray is opened next.
if (!mVisible && mPanel != null) {
mPanel.hide();
mPanel = null;
}
}