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Commit 5ec7b98c authored by Kevin's avatar Kevin
Browse files

Add icon recents view for Go 

Add a specific view for Go's icon recents. We also add a few properties
for use in future refactors.

Bug: 114136250
Test: Build Launcher3GoIconRecents
Change-Id: I9852679256158344ab276d1c477f55b7dd2d6a52
parent c049c80e

go/quickstep/res/layout/icon_recents_root_view.xml

+11 −5
Original line number Diff line number Diff line
@@ -14,6 +14,11 @@ 
     See the License for the specific language governing permissions and

     limitations under the License.

-->

<com.android.quickstep.views.IconRecentsView

    xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:gravity="center">

    <!-- TODO(114136250): Remove this temporary placeholder view for Go recents -->

    <TextView

        xmlns:android="http://schemas.android.com/apk/res/android"
@@ -22,3 +27,4 @@ 
        android:gravity="center"

        android:text="Stub!"

        android:textSize="40sp"/>

</com.android.quickstep.views.IconRecentsView>
 
 No newline at end of file

go/quickstep/src/com/android/quickstep/views/IconRecentsView.java

0 → 100644
+75 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.quickstep.views;



import android.content.Context;

import android.util.AttributeSet;

import android.util.FloatProperty;

import android.view.ViewDebug;

import android.widget.FrameLayout;



/**

 * Root view for the icon recents view.

 */

public final class IconRecentsView extends FrameLayout {



    public static final FloatProperty<IconRecentsView> TRANSLATION_Y_FACTOR =

            new FloatProperty<IconRecentsView>("translationYFactor") {



                @Override

                public void setValue(IconRecentsView view, float v) {

                    view.setTranslationYFactor(v);

                }



                @Override

                public Float get(IconRecentsView view) {

                    return view.mTranslationYFactor;

                }

            };



    public static final FloatProperty<IconRecentsView> CONTENT_ALPHA =

            new FloatProperty<IconRecentsView>("contentAlpha") {

                @Override

                public void setValue(IconRecentsView view, float v) {

                    ALPHA.set(view, v);

                }



                @Override

                public Float get(IconRecentsView view) {

                    return ALPHA.get(view);

                }

            };



    /**

     * A ratio representing the view's relative placement within its padded space. For example, 0

     * is top aligned and 0.5 is centered vertically.

     */

    @ViewDebug.ExportedProperty(category = "launcher")

    private float mTranslationYFactor;



    public IconRecentsView(Context context, AttributeSet attrs) {

        super(context, attrs);

    }



    public void setTranslationYFactor(float translationFactor) {

        mTranslationYFactor = translationFactor;

        setTranslationY(computeTranslationYForFactor(mTranslationYFactor));

    }



    private float computeTranslationYForFactor(float translationYFactor) {

        return translationYFactor * (getPaddingBottom() - getPaddingTop());

    }

}

quickstep/src/com/android/quickstep/views/LauncherRecentsView.java

+4 −0
Original line number Diff line number Diff line
@@ -67,6 +67,10 @@ public class LauncherRecentsView extends RecentsView<Launcher> { 
                }

            };



    /**

     * A ratio representing the view's relative placement within its padded space. For example, 0

     * is top aligned and 0.5 is centered vertically.

     */

    @ViewDebug.ExportedProperty(category = "launcher")

    private float mTranslationYFactor;