Merge "Merge "Move codes to gerrit for CollapsingToolbar" into tm-dev am:... (ef13966e) · Commits · e / os / android_frameworks_base

packages/SettingsLib/CollapsingToolbarBaseActivity/src/com/android/settingslib/collapsingtoolbar/widget/CollapsingCoordinatorLayout.java

+83 −28

Original line number	Diff line number	Diff line
		@@ -122,15 +122,66 @@ public class CollapsingCoordinatorLayout extends CoordinatorLayout {
		}

		if (activity instanceof AppCompatActivity) {
		initSupportToolbar((AppCompatActivity) activity);
		initSettingsStyleToolBar((SupportActionBarHost)
		toolBar -> {
		AppCompatActivity appCompatActivity = (AppCompatActivity) activity;
		appCompatActivity.setSupportActionBar(toolBar);
		return appCompatActivity.getSupportActionBar();
		});
		} else {
		initSettingsStyleToolBar((ActionBarHost)
		toolBar -> {
		activity.setActionBar(toolBar);
		return activity.getActionBar();
		});
		}
		}

		/**
		* Initialize some attributes of {@link ActionBar}.
		*
		* @param actionBarHost Host Activity that is not AppCompat.
		*/
		public void initSettingsStyleToolBar(ActionBarHost actionBarHost) {
		if (actionBarHost == null) {
		Log.w(TAG, "initSettingsStyleToolBar: actionBarHost is null");
		return;
		}

		final Toolbar toolbar = findViewById(R.id.action_bar);
		activity.setActionBar(toolbar);
		final ActionBar actionBar = actionBarHost.setupActionBar(toolbar);

		// Enable title and home button by default
		if (actionBar != null) {
		actionBar.setDisplayHomeAsUpEnabled(true);
		actionBar.setHomeButtonEnabled(true);
		actionBar.setDisplayShowTitleEnabled(true);
		}
		}

		/**
		* Initialize some attributes of {@link ActionBar}.
		*
		* @param supportActionBarHost Host Activity that is AppCompat.
		*/
		public void initSettingsStyleToolBar(SupportActionBarHost supportActionBarHost) {
		if (supportActionBarHost == null) {
		Log.w(TAG, "initSettingsStyleToolBar: supportActionBarHost is null");
		return;
		}
		if (mCollapsingToolbarLayout == null) {
		return;
		}

		mCollapsingToolbarLayout.removeAllViews();
		inflate(getContext(), R.layout.support_toolbar, mCollapsingToolbarLayout);
		final androidx.appcompat.widget.Toolbar supportToolbar =
		mCollapsingToolbarLayout.findViewById(R.id.support_action_bar);

		final androidx.appcompat.app.ActionBar actionBar =
		supportActionBarHost.setupSupportActionBar(supportToolbar);

		// Enable title and home button by default
		final ActionBar actionBar = activity.getActionBar();
		if (actionBar != null) {
		actionBar.setDisplayHomeAsUpEnabled(true);
		actionBar.setHomeButtonEnabled(true);
		@@ -156,20 +207,27 @@ public class CollapsingCoordinatorLayout extends CoordinatorLayout {
		}
		}

		/**
		* Returns an instance of collapsing toolbar.
		*/
		/** Returns an instance of collapsing toolbar. */
		public CollapsingToolbarLayout getCollapsingToolbarLayout() {
		return mCollapsingToolbarLayout;
		}

		/**
		* Return an instance of app bar.
		*/
		/** Return an instance of app bar. */
		public AppBarLayout getAppBarLayout() {
		return mAppBarLayout;
		}

		/** Returns the content frame layout. */
		public View getContentFrameLayout() {
		return findViewById(R.id.content_frame);
		}

		/** Returns the AppCompat Toolbar. */
		public androidx.appcompat.widget.Toolbar getSupportToolbar() {
		return (androidx.appcompat.widget.Toolbar)
		mCollapsingToolbarLayout.findViewById(R.id.support_action_bar);
		}

		private void disableCollapsingToolbarLayoutScrollingBehavior() {
		if (mAppBarLayout == null) {
		return;
		@@ -187,25 +245,22 @@ public class CollapsingCoordinatorLayout extends CoordinatorLayout {
		params.setBehavior(behavior);
		}

		// This API is for supportActionBar of {@link AppCompatActivity}
		private void initSupportToolbar(AppCompatActivity appCompatActivity) {
		if (mCollapsingToolbarLayout == null) {
		return;
		/** Interface to be implemented by a host Activity that is not AppCompat. */
		public interface ActionBarHost {
		/**
		* Sets a Toolbar as an actionBar and optionally returns an ActionBar represented by
		* this toolbar if it should be used.
		*/
		@Nullable ActionBar setupActionBar(Toolbar toolbar);
		}

		mCollapsingToolbarLayout.removeAllViews();
		inflate(getContext(), R.layout.support_toolbar, mCollapsingToolbarLayout);
		final androidx.appcompat.widget.Toolbar supportToolbar =
		mCollapsingToolbarLayout.findViewById(R.id.support_action_bar);

		appCompatActivity.setSupportActionBar(supportToolbar);

		// Enable title and home button by default
		final androidx.appcompat.app.ActionBar actionBar = appCompatActivity.getSupportActionBar();
		if (actionBar != null) {
		actionBar.setDisplayHomeAsUpEnabled(true);
		actionBar.setHomeButtonEnabled(true);
		actionBar.setDisplayShowTitleEnabled(true);
		}
		/** Interface to be implemented by a host Activity that is AppCompat. */
		public interface SupportActionBarHost {
		/**
		* Sets a Toolbar as an actionBar and optionally returns an ActionBar represented by
		* this toolbar if it should be used.
		*/
		@Nullable androidx.appcompat.app.ActionBar setupSupportActionBar(
		androidx.appcompat.widget.Toolbar toolbar);
		}
		}