Merge "Add the addBefore and addAfer APIs" into main (05fc0077) · Commits · e / os / android_frameworks_base

packages/SettingsLib/Metadata/src/com/android/settingslib/metadata/PreferenceHierarchy.kt

+14 −0

Original line number	Original line	Diff line number	Diff line
	@@ -54,6 +54,20 @@ class PreferenceHierarchy internal constructor(metadata: PreferenceMetadata) :
	children.add(PreferenceHierarchyNode(metadata))		children.add(PreferenceHierarchyNode(metadata))
	}		}

			/** Adds a preference to the hierarchy before a specific preference. */
			fun addBefore(key: String, metadata: PreferenceMetadata) {
			var foundIndex = children.indexOfFirst { it.metadata.key == key }
			if (foundIndex == -1) foundIndex = children.size
			children.add(foundIndex, PreferenceHierarchyNode(metadata))
			}

			/** Adds a preference to the hierarchy after a specific preference. */
			fun addAfter(key: String, metadata: PreferenceMetadata) {
			var foundIndex = children.indexOfFirst { it.metadata.key == key }
			if (foundIndex == -1) foundIndex = children.size else foundIndex++
			children.add(foundIndex, PreferenceHierarchyNode(metadata))
			}

	/** Adds a preference group to the hierarchy. */		/** Adds a preference group to the hierarchy. */
	operator fun PreferenceGroup.unaryPlus() = PreferenceHierarchy(this).also { children.add(it) }		operator fun PreferenceGroup.unaryPlus() = PreferenceHierarchy(this).also { children.add(it) }