am 8edfe18c: Merge "Fully remove Toolbar children when action views expand" into mnc-dev (d5965799) · Commits · e / os / android_frameworks_base

core/java/android/widget/Toolbar.java

+45 −29

Original line number	Diff line number	Diff line
		@@ -26,7 +26,6 @@ import android.annotation.StyleRes;
		import android.app.ActionBar;
		import android.content.Context;
		import android.content.res.TypedArray;
		import android.graphics.RectF;
		import android.graphics.drawable.Drawable;
		import android.os.Parcel;
		import android.os.Parcelable;
		@@ -148,6 +147,9 @@ public class Toolbar extends ViewGroup {
		// Clear me after use.
		private final ArrayList<View> mTempViews = new ArrayList<View>();

		// Used to hold views that will be removed while we have an expanded action view.
		private final ArrayList<View> mHiddenViews = new ArrayList<>();

		private final int[] mTempMargins = new int[2];

		private OnMenuItemClickListener mOnMenuItemClickListener;
		@@ -435,12 +437,12 @@ public class Toolbar extends ViewGroup {
		public void setLogo(Drawable drawable) {
		if (drawable != null) {
		ensureLogoView();
		if (mLogoView.getParent() == null) {
		addSystemView(mLogoView);
		updateChildVisibilityForExpandedActionView(mLogoView);
		if (!isChildOrHidden(mLogoView)) {
		addSystemView(mLogoView, true);
		}
		} else if (mLogoView != null && mLogoView.getParent() != null) {
		} else if (mLogoView != null && isChildOrHidden(mLogoView)) {
		removeView(mLogoView);
		mHiddenViews.remove(mLogoView);
		}
		if (mLogoView != null) {
		mLogoView.setImageDrawable(drawable);
		@@ -577,12 +579,12 @@ public class Toolbar extends ViewGroup {
		mTitleTextView.setTextColor(mTitleTextColor);
		}
		}
		if (mTitleTextView.getParent() == null) {
		addSystemView(mTitleTextView);
		updateChildVisibilityForExpandedActionView(mTitleTextView);
		if (!isChildOrHidden(mTitleTextView)) {
		addSystemView(mTitleTextView, true);
		}
		} else if (mTitleTextView != null && mTitleTextView.getParent() != null) {
		} else if (mTitleTextView != null && isChildOrHidden(mTitleTextView)) {
		removeView(mTitleTextView);
		mHiddenViews.remove(mTitleTextView);
		}
		if (mTitleTextView != null) {
		mTitleTextView.setText(title);
		@@ -631,12 +633,12 @@ public class Toolbar extends ViewGroup {
		mSubtitleTextView.setTextColor(mSubtitleTextColor);
		}
		}
		if (mSubtitleTextView.getParent() == null) {
		addSystemView(mSubtitleTextView);
		updateChildVisibilityForExpandedActionView(mSubtitleTextView);
		if (!isChildOrHidden(mSubtitleTextView)) {
		addSystemView(mSubtitleTextView, true);
		}
		} else if (mSubtitleTextView != null && mSubtitleTextView.getParent() != null) {
		} else if (mSubtitleTextView != null && isChildOrHidden(mSubtitleTextView)) {
		removeView(mSubtitleTextView);
		mHiddenViews.remove(mSubtitleTextView);
		}
		if (mSubtitleTextView != null) {
		mSubtitleTextView.setText(subtitle);
		@@ -772,12 +774,12 @@ public class Toolbar extends ViewGroup {
		public void setNavigationIcon(@Nullable Drawable icon) {
		if (icon != null) {
		ensureNavButtonView();
		if (mNavButtonView.getParent() == null) {
		addSystemView(mNavButtonView);
		updateChildVisibilityForExpandedActionView(mNavButtonView);
		if (!isChildOrHidden(mNavButtonView)) {
		addSystemView(mNavButtonView, true);
		}
		} else if (mNavButtonView != null && mNavButtonView.getParent() != null) {
		} else if (mNavButtonView != null && isChildOrHidden(mNavButtonView)) {
		removeView(mNavButtonView);
		mHiddenViews.remove(mNavButtonView);
		}
		if (mNavButtonView != null) {
		mNavButtonView.setImageDrawable(icon);
		@@ -866,7 +868,7 @@ public class Toolbar extends ViewGroup {
		final LayoutParams lp = generateDefaultLayoutParams();
		lp.gravity = Gravity.END \| (mButtonGravity & Gravity.VERTICAL_GRAVITY_MASK);
		mMenuView.setLayoutParams(lp);
		addSystemView(mMenuView);
		addSystemView(mMenuView, false);
		}
		}

		@@ -1041,7 +1043,7 @@ public class Toolbar extends ViewGroup {
		}
		}

		private void addSystemView(View v) {
		private void addSystemView(View v, boolean allowHide) {
		final ViewGroup.LayoutParams vlp = v.getLayoutParams();
		final LayoutParams lp;
		if (vlp == null) {
		@@ -1052,8 +1054,14 @@ public class Toolbar extends ViewGroup {
		lp = (LayoutParams) vlp;
		}
		lp.mViewType = LayoutParams.SYSTEM;

		if (allowHide && mExpandedActionView != null) {
		v.setLayoutParams(lp);
		mHiddenViews.add(v);
		} else {
		addView(v, lp);
		}
		}

		@Override
		protected Parcelable onSaveInstanceState() {
		@@ -1741,22 +1749,30 @@ public class Toolbar extends ViewGroup {
		return mWrapper;
		}

		private void setChildVisibilityForExpandedActionView(boolean expand) {
		void removeChildrenForExpandedActionView() {
		final int childCount = getChildCount();
		for (int i = 0; i < childCount; i++) {
		// Go backwards since we're removing from the list
		for (int i = childCount - 1; i >= 0; i--) {
		final View child = getChildAt(i);
		final LayoutParams lp = (LayoutParams) child.getLayoutParams();
		if (lp.mViewType != LayoutParams.EXPANDED && child != mMenuView) {
		child.setVisibility(expand ? GONE : VISIBLE);
		removeViewAt(i);
		mHiddenViews.add(child);
		}
		}
		}

		private void updateChildVisibilityForExpandedActionView(View child) {
		final LayoutParams lp = (LayoutParams) child.getLayoutParams();
		if (lp.mViewType != LayoutParams.EXPANDED && child != mMenuView) {
		child.setVisibility(mExpandedActionView != null ? GONE : VISIBLE);
		void addChildrenForExpandedActionView() {
		final int count = mHiddenViews.size();
		// Re-add in reverse order since we removed in reverse order
		for (int i = count - 1; i >= 0; i--) {
		addView(mHiddenViews.get(i));
		}
		mHiddenViews.clear();
		}

		private boolean isChildOrHidden(View child) {
		return child.getParent() == this \|\| mHiddenViews.contains(child);
		}

		/**
		@@ -1971,7 +1987,7 @@ public class Toolbar extends ViewGroup {
		addView(mExpandedActionView);
		}

		setChildVisibilityForExpandedActionView(true);
		removeChildrenForExpandedActionView();
		requestLayout();
		item.setActionViewExpanded(true);

		@@ -1994,7 +2010,7 @@ public class Toolbar extends ViewGroup {
		removeView(mCollapseButtonView);
		mExpandedActionView = null;

		setChildVisibilityForExpandedActionView(false);
		addChildrenForExpandedActionView();
		mCurrentExpandedItem = null;
		requestLayout();
		item.setActionViewExpanded(false);