Add a RemoteViews API for outline corner radii (2d2d2074) · Commits · e / os / android_frameworks_base

core/api/current.txt

+8 −0

Original line number	Diff line number	Diff line
		@@ -54625,6 +54625,8 @@ package android.widget {
		method public void setTextViewText(@IdRes int, CharSequence);
		method public void setTextViewTextSize(@IdRes int, int, float);
		method public void setUri(@IdRes int, String, android.net.Uri);
		method public void setViewOutlinePreferredRadius(@IdRes int, float, int);
		method public void setViewOutlinePreferredRadiusDimen(@IdRes int, @DimenRes int);
		method public void setViewPadding(@IdRes int, @Px int, @Px int, @Px int, @Px int);
		method public void setViewVisibility(@IdRes int, int);
		method public void showNext(@IdRes int);
		@@ -54649,6 +54651,12 @@ package android.widget {
		@java.lang.annotation.Retention(java.lang.annotation.RetentionPolicy.RUNTIME) @java.lang.annotation.Target({java.lang.annotation.ElementType.TYPE}) public static @interface RemoteViews.RemoteView {
		}

		public static final class RemoteViews.RemoteViewOutlineProvider extends android.view.ViewOutlineProvider {
		ctor public RemoteViews.RemoteViewOutlineProvider(float);
		method public void getOutline(@NonNull android.view.View, @NonNull android.graphics.Outline);
		method public float getRadius();
		}

		public abstract class RemoteViewsService extends android.app.Service {
		ctor public RemoteViewsService();
		method public android.os.IBinder onBind(android.content.Intent);

core/java/android/widget/RemoteViews.java

+109 −0

Original line number	Diff line number	Diff line
		@@ -47,6 +47,7 @@ import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.content.res.TypedArray;
		import android.graphics.Bitmap;
		import android.graphics.Outline;
		import android.graphics.PorterDuff;
		import android.graphics.Rect;
		import android.graphics.drawable.Drawable;
		@@ -79,6 +80,7 @@ import android.view.View;
		import android.view.ViewGroup;
		import android.view.ViewGroup.MarginLayoutParams;
		import android.view.ViewManager;
		import android.view.ViewOutlineProvider;
		import android.view.ViewParent;
		import android.view.ViewStub;
		import android.widget.AdapterView.OnItemClickListener;
		@@ -194,6 +196,7 @@ public class RemoteViews implements Parcelable, Filter {
		private static final int COMPLEX_UNIT_DIMENSION_REFLECTION_ACTION_TAG = 25;
		private static final int SET_COMPOUND_BUTTON_CHECKED_TAG = 26;
		private static final int SET_RADIO_GROUP_CHECKED = 27;
		private static final int SET_VIEW_OUTLINE_RADIUS_TAG = 28;

		/ @hide /
		@IntDef(prefix = "MARGIN_", value = {
		@@ -2642,6 +2645,88 @@ public class RemoteViews implements Parcelable, Filter {
		}
		}

		private static class SetViewOutlinePreferredRadiusAction extends Action {

		private final boolean mIsDimen;
		private final int mValue;

		SetViewOutlinePreferredRadiusAction(@IdRes int viewId, @DimenRes int dimenResId) {
		this.viewId = viewId;
		this.mIsDimen = true;
		this.mValue = dimenResId;
		}

		SetViewOutlinePreferredRadiusAction(
		@IdRes int viewId, float radius, @ComplexDimensionUnit int units) {
		this.viewId = viewId;
		this.mIsDimen = false;
		this.mValue = TypedValue.createComplexDimension(radius, units);

		}

		SetViewOutlinePreferredRadiusAction(Parcel in) {
		viewId = in.readInt();
		mIsDimen = in.readBoolean();
		mValue = in.readInt();
		}

		@Override
		public void writeToParcel(Parcel dest, int flags) {
		dest.writeInt(viewId);
		dest.writeBoolean(mIsDimen);
		dest.writeInt(mValue);
		}

		@Override
		public void apply(View root, ViewGroup rootParent, OnClickHandler handler)
		throws ActionException {
		final View target = root.findViewById(viewId);
		if (target == null) return;

		float radius;
		if (mIsDimen) {
		radius = mValue == 0 ? 0 : target.getResources().getDimension(mValue);
		} else {
		radius = TypedValue.complexToDimensionPixelSize(mValue,
		target.getResources().getDisplayMetrics());
		}
		target.setOutlineProvider(new RemoteViewOutlineProvider(radius));
		}

		@Override
		public int getActionTag() {
		return SET_VIEW_OUTLINE_RADIUS_TAG;
		}
		}

		/**
		* OutlineProvider for a view with a radius set by
		* {@link #setViewOutlinePreferredRadius(int, float, int)}.
		*/
		public static final class RemoteViewOutlineProvider extends ViewOutlineProvider {

		private final float mRadius;

		public RemoteViewOutlineProvider(float radius) {
		mRadius = radius;
		}

		/** Returns the corner radius used when providing the view outline. */
		public float getRadius() {
		return mRadius;
		}

		@Override
		public void getOutline(@NonNull View view, @NonNull Outline outline) {
		outline.setRoundRect(
		0 /left/,
		0 /* top */,
		view.getWidth() /* right */,
		view.getHeight() /* bottom */,
		mRadius);
		}
		}

		/**
		* Create a new RemoteViews object that will display the views contained
		* in the specified layout file.
		@@ -2860,6 +2945,8 @@ public class RemoteViews implements Parcelable, Filter {
		return new SetCompoundButtonCheckedAction(parcel);
		case SET_RADIO_GROUP_CHECKED:
		return new SetRadioGroupCheckedAction(parcel);
		case SET_VIEW_OUTLINE_RADIUS_TAG:
		return new SetViewOutlinePreferredRadiusAction(parcel);
		default:
		throw new ActionException("Tag " + tag + " not found");
		}
		@@ -3594,6 +3681,28 @@ public class RemoteViews implements Parcelable, Filter {
		addAction(new LayoutParamAction(viewId, LayoutParamAction.LAYOUT_HEIGHT, heightDimen));
		}

		/**
		* Sets an OutlineProvider on the view whose corner radius is a dimension calculated using
		* {@link TypedValue#applyDimension(int, float, DisplayMetrics)}. This outline may change shape
		* during system transitions.
		*
		* <p>NOTE: It is recommended to use {@link TypedValue#COMPLEX_UNIT_PX} only for 0.
		* Setting margins in pixels will behave poorly when the RemoteViews object is used on a
		* display with a different density.
		*/
		public void setViewOutlinePreferredRadius(
		@IdRes int viewId, float radius, @ComplexDimensionUnit int units) {
		addAction(new SetViewOutlinePreferredRadiusAction(viewId, radius, units));
		}

		/**
		* Sets an OutlineProvider on the view whose corner radius is a dimension resource with
		* {@code resId}. This outline may change shape during system transitions.
		*/
		public void setViewOutlinePreferredRadiusDimen(@IdRes int viewId, @DimenRes int resId) {
		addAction(new SetViewOutlinePreferredRadiusAction(viewId, resId));
		}

		/**
		* Call a method taking one boolean on a view in the layout for this RemoteViews.
		*