am 7136544c: Merge "Keyguard - MultiPaneChallengeLayout measurement/layout... (de565f3b) · Commits · e / os / android_frameworks_base

policy/src/com/android/internal/policy/impl/keyguard/MultiPaneChallengeLayout.java

+60 −42

Original line number	Original line	Diff line number	Diff line
	@@ -16,21 +16,22 @@

	package com.android.internal.policy.impl.keyguard;		package com.android.internal.policy.impl.keyguard;

			import com.android.internal.R;

	import android.animation.Animator;		import android.animation.Animator;
	import android.animation.AnimatorSet;
	import android.animation.AnimatorListenerAdapter;		import android.animation.AnimatorListenerAdapter;
	import android.animation.ObjectAnimator;		import android.animation.ObjectAnimator;
	import android.content.Context;		import android.content.Context;
			import android.content.res.Resources;
	import android.content.res.TypedArray;		import android.content.res.TypedArray;
	import android.graphics.Rect;		import android.graphics.Rect;
	import android.util.AttributeSet;		import android.util.AttributeSet;
			import android.util.DisplayMetrics;
	import android.view.Gravity;		import android.view.Gravity;
	import android.view.View;		import android.view.View;
	import android.view.ViewGroup;		import android.view.ViewGroup;
	import android.widget.LinearLayout;		import android.widget.LinearLayout;

	import com.android.internal.R;

	public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayout {		public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayout {
	private static final String TAG = "MultiPaneChallengeLayout";		private static final String TAG = "MultiPaneChallengeLayout";

	@@ -47,7 +48,8 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	private OnBouncerStateChangedListener mBouncerListener;		private OnBouncerStateChangedListener mBouncerListener;

	private final Rect mTempRect = new Rect();		private final Rect mTempRect = new Rect();
	private final Context mContext;
			private final DisplayMetrics mDisplayMetrics;

	private final OnClickListener mScrimClickListener = new OnClickListener() {		private final OnClickListener mScrimClickListener = new OnClickListener() {
	@Override		@Override
	@@ -67,13 +69,14 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	public MultiPaneChallengeLayout(Context context, AttributeSet attrs, int defStyleAttr) {		public MultiPaneChallengeLayout(Context context, AttributeSet attrs, int defStyleAttr) {
	super(context, attrs, defStyleAttr);		super(context, attrs, defStyleAttr);

	mContext = context;

	final TypedArray a = context.obtainStyledAttributes(attrs,		final TypedArray a = context.obtainStyledAttributes(attrs,
	R.styleable.MultiPaneChallengeLayout, defStyleAttr, 0);		R.styleable.MultiPaneChallengeLayout, defStyleAttr, 0);
	mOrientation = a.getInt(R.styleable.MultiPaneChallengeLayout_orientation,		mOrientation = a.getInt(R.styleable.MultiPaneChallengeLayout_orientation,
	HORIZONTAL);		HORIZONTAL);
	a.recycle();		a.recycle();

			final Resources res = getResources();
			mDisplayMetrics = res.getDisplayMetrics();
	}		}

	@Override		@Override
	@@ -169,15 +172,32 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	mScrimView.setOnClickListener(mScrimClickListener);		mScrimView.setOnClickListener(mScrimClickListener);
	}		}

			private int getVirtualHeight(LayoutParams lp, int height, int heightUsed) {
			int virtualHeight = height;
			final View root = getRootView();
			if (root != null) {
			// This calculation is super dodgy and relies on several assumptions.
			// Specifically that the root of the window will be padded in for insets
			// and that the window is LAYOUT_IN_SCREEN.
			virtualHeight = mDisplayMetrics.heightPixels - root.getPaddingTop();
			}
			if (lp.childType == LayoutParams.CHILD_TYPE_WIDGET \|\|
			lp.childType == LayoutParams.CHILD_TYPE_USER_SWITCHER) {
			// Always measure the widget pager/user switcher as if there were no IME insets
			// on the window. We want to avoid resizing widgets when possible as it can
			// be ugly/expensive. This lets us simply clip them instead.
			return virtualHeight - heightUsed;
			}
			return Math.min(virtualHeight - heightUsed, height);
			}

	@Override		@Override
	protected void onMeasure(int widthSpec, int heightSpec) {		protected void onMeasure(final int widthSpec, final int heightSpec) {
	if (MeasureSpec.getMode(widthSpec) != MeasureSpec.EXACTLY \|\|		if (MeasureSpec.getMode(widthSpec) != MeasureSpec.EXACTLY \|\|
	MeasureSpec.getMode(heightSpec) != MeasureSpec.EXACTLY) {		MeasureSpec.getMode(heightSpec) != MeasureSpec.EXACTLY) {
	throw new IllegalArgumentException(		throw new IllegalArgumentException(
	"MultiPaneChallengeLayout must be measured with an exact size");		"MultiPaneChallengeLayout must be measured with an exact size");
	}		}
	float squashedLayoutThreshold =
	mContext.getResources().getDimension(R.dimen.kg_squashed_layout_threshold);

	final int width = MeasureSpec.getSize(widthSpec);		final int width = MeasureSpec.getSize(widthSpec);
	final int height = MeasureSpec.getSize(heightSpec);		final int height = MeasureSpec.getSize(heightSpec);
	@@ -213,21 +233,16 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	mUserSwitcherView = child;		mUserSwitcherView = child;

	if (child.getVisibility() == GONE) continue;		if (child.getVisibility() == GONE) continue;
	if (height < squashedLayoutThreshold) {
	int zero = MeasureSpec.makeMeasureSpec(0, MeasureSpec.EXACTLY);
	measureChild(child, zero, zero);
	} else {
	int adjustedWidthSpec = widthSpec;		int adjustedWidthSpec = widthSpec;
	int adjustedHeightSpec = heightSpec;		int adjustedHeightSpec = heightSpec;
	if (lp.maxWidth >= 0) {		if (lp.maxWidth >= 0) {
	adjustedWidthSpec = MeasureSpec.makeMeasureSpec(		adjustedWidthSpec = MeasureSpec.makeMeasureSpec(
	Math.min(lp.maxWidth, MeasureSpec.getSize(widthSpec)),		Math.min(lp.maxWidth, width), MeasureSpec.EXACTLY);
	MeasureSpec.EXACTLY);
	}		}
	if (lp.maxHeight >= 0) {		if (lp.maxHeight >= 0) {
	adjustedHeightSpec = MeasureSpec.makeMeasureSpec(		adjustedHeightSpec = MeasureSpec.makeMeasureSpec(
	Math.min(lp.maxHeight, MeasureSpec.getSize(heightSpec)),		Math.min(lp.maxHeight, height), MeasureSpec.EXACTLY);
	MeasureSpec.EXACTLY);
	}		}
	// measureChildWithMargins will resolve layout direction for the LayoutParams		// measureChildWithMargins will resolve layout direction for the LayoutParams
	measureChildWithMargins(child, adjustedWidthSpec, 0, adjustedHeightSpec, 0);		measureChildWithMargins(child, adjustedWidthSpec, 0, adjustedHeightSpec, 0);
	@@ -239,7 +254,6 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	} else if (Gravity.isHorizontal(lp.gravity)) {		} else if (Gravity.isHorizontal(lp.gravity)) {
	widthUsed += child.getMeasuredWidth() * 1.5f;		widthUsed += child.getMeasuredWidth() * 1.5f;
	}		}
	}
	} else if (lp.childType == LayoutParams.CHILD_TYPE_SCRIM) {		} else if (lp.childType == LayoutParams.CHILD_TYPE_SCRIM) {
	setScrimView(child);		setScrimView(child);
	child.measure(widthSpec, heightSpec);		child.measure(widthSpec, heightSpec);
	@@ -258,6 +272,8 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	continue;		continue;
	}		}

			final int virtualHeight = getVirtualHeight(lp, height, heightUsed);

	int adjustedWidthSpec;		int adjustedWidthSpec;
	int adjustedHeightSpec;		int adjustedHeightSpec;
	if (lp.centerWithinArea > 0) {		if (lp.centerWithinArea > 0) {
	@@ -266,19 +282,19 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	(int) ((width - widthUsed) * lp.centerWithinArea + 0.5f),		(int) ((width - widthUsed) * lp.centerWithinArea + 0.5f),
	MeasureSpec.EXACTLY);		MeasureSpec.EXACTLY);
	adjustedHeightSpec = MeasureSpec.makeMeasureSpec(		adjustedHeightSpec = MeasureSpec.makeMeasureSpec(
	MeasureSpec.getSize(heightSpec) - heightUsed, MeasureSpec.EXACTLY);		virtualHeight, MeasureSpec.EXACTLY);
	} else {		} else {
	adjustedWidthSpec = MeasureSpec.makeMeasureSpec(		adjustedWidthSpec = MeasureSpec.makeMeasureSpec(
	MeasureSpec.getSize(widthSpec) - widthUsed, MeasureSpec.EXACTLY);		width - widthUsed, MeasureSpec.EXACTLY);
	adjustedHeightSpec = MeasureSpec.makeMeasureSpec(		adjustedHeightSpec = MeasureSpec.makeMeasureSpec(
	(int) ((height - heightUsed) * lp.centerWithinArea + 0.5f),		(int) (virtualHeight * lp.centerWithinArea + 0.5f),
	MeasureSpec.EXACTLY);		MeasureSpec.EXACTLY);
	}		}
	} else {		} else {
	adjustedWidthSpec = MeasureSpec.makeMeasureSpec(		adjustedWidthSpec = MeasureSpec.makeMeasureSpec(
	MeasureSpec.getSize(widthSpec) - widthUsed, MeasureSpec.EXACTLY);		width - widthUsed, MeasureSpec.EXACTLY);
	adjustedHeightSpec = MeasureSpec.makeMeasureSpec(		adjustedHeightSpec = MeasureSpec.makeMeasureSpec(
	MeasureSpec.getSize(heightSpec) - heightUsed, MeasureSpec.EXACTLY);		virtualHeight, MeasureSpec.EXACTLY);
	}		}
	if (lp.maxWidth >= 0) {		if (lp.maxWidth >= 0) {
	adjustedWidthSpec = MeasureSpec.makeMeasureSpec(		adjustedWidthSpec = MeasureSpec.makeMeasureSpec(
	@@ -331,6 +347,9 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	boolean adjustPadding) {		boolean adjustPadding) {
	final LayoutParams lp = (LayoutParams) child.getLayoutParams();		final LayoutParams lp = (LayoutParams) child.getLayoutParams();

			final int heightUsed = padding.top + padding.bottom - getPaddingTop() - getPaddingBottom();
			height = getVirtualHeight(lp, height, heightUsed);

	final int gravity = Gravity.getAbsoluteGravity(lp.gravity, getLayoutDirection());		final int gravity = Gravity.getAbsoluteGravity(lp.gravity, getLayoutDirection());

	final boolean fixedLayoutSize = lp.centerWithinArea > 0;		final boolean fixedLayoutSize = lp.centerWithinArea > 0;
	@@ -382,8 +401,7 @@ public class MultiPaneChallengeLayout extends ViewGroup implements ChallengeLayo
	}		}
	break;		break;
	case Gravity.CENTER_VERTICAL:		case Gravity.CENTER_VERTICAL:
	final int paddedHeight = height - padding.top - padding.bottom;		top = padding.top + (height - childHeight) / 2;
	top = padding.top + (paddedHeight - childHeight) / 2;
	bottom = top + childHeight;		bottom = top + childHeight;
	break;		break;
	}		}