Add a way to get Transitions from a TransitionSet. (7f15164e) · Commits · e / os / android_frameworks_base

api/current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -32242,6 +32242,8 @@ package android.transition {
		method public void captureEndValues(android.transition.TransitionValues);
		method public void captureStartValues(android.transition.TransitionValues);
		method public int getOrdering();
		method public android.transition.Transition getTransitionAt(int);
		method public int getTransitionCount();
		method public android.transition.TransitionSet removeTransition(android.transition.Transition);
		method public android.transition.TransitionSet setOrdering(int);
		field public static final int ORDERING_SEQUENTIAL = 1; // 0x1

+25 −0

Original line number	Diff line number	Diff line
		@@ -150,6 +150,31 @@ public class TransitionSet extends Transition {
		return this;
		}

		/**
		* Returns the number of child transitions in the TransitionSet.
		*
		* @return The number of child transitions in the TransitionSet.
		* @see #addTransition(Transition)
		* @see #getTransitionAt(int)
		*/
		public int getTransitionCount() {
		return mTransitions.size();
		}

		/**
		* Returns the child Transition at the specified position in the TransitionSet.
		*
		* @param index The position of the Transition to retrieve.
		* @see #addTransition(Transition)
		* @see #getTransitionCount()
		*/
		public Transition getTransitionAt(int index) {
		if (index < 0 \|\| index >= mTransitions.size()) {
		return null;
		}
		return mTransitions.get(index);
		}

		/**
		* Setting a non-negative duration on a TransitionSet causes all of the child
		* transitions (current and future) to inherit this duration.

+4 −0

Original line number	Diff line number	Diff line
		@@ -3559,6 +3559,10 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
		if (transitionId != -1 && transitionId != R.transition.no_transition) {
		TransitionInflater inflater = TransitionInflater.from(getContext());
		transition = inflater.inflateTransition(transitionId);
		if (transition instanceof TransitionSet &&
		((TransitionSet)transition).getTransitionCount() == 0) {
		transition = null;
		}
		}
		return transition;
		}