Use wallpaper colors for widgets in wallpaper change preview
Test: Widgets should adapt to wallpaper colors in launcher preview.
Bug: 192205054
Merged-In: I3fb76b6036cb909771b789eac15742df78c2c742
Merged-In: I4da9ad1cc88be251f97e86b6c8c9b346ed20f586
Change-Id: Ife80b07f99da913d65bff96fba2ccd76b0a2ed48
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index cf3da4b..a387f04 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -15,6 +15,7 @@
*/
package com.android.launcher3.graphics;
+import static android.app.WallpaperManager.FLAG_SYSTEM;
import static android.view.View.MeasureSpec.EXACTLY;
import static android.view.View.MeasureSpec.makeMeasureSpec;
import static android.view.View.VISIBLE;
@@ -26,6 +27,8 @@
import android.annotation.TargetApi;
import android.app.Fragment;
+import android.app.WallpaperColors;
+import android.app.WallpaperManager;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetProviderInfo;
import android.content.Context;
@@ -41,6 +44,7 @@
import android.os.Looper;
import android.os.Process;
import android.util.AttributeSet;
+import android.util.SparseIntArray;
import android.view.ContextThemeWrapper;
import android.view.LayoutInflater;
import android.view.MotionEvent;
@@ -84,6 +88,7 @@
import com.android.launcher3.views.ActivityContext;
import com.android.launcher3.views.BaseDragLayer;
import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
+import com.android.launcher3.widget.LocalColorExtractor;
import com.android.launcher3.widget.custom.CustomWidgetManager;
import java.util.ArrayList;
@@ -201,8 +206,12 @@
private final InsettableFrameLayout mRootView;
private final Hotseat mHotseat;
private final CellLayout mWorkspace;
+ private final SparseIntArray mWallpaperColorResources;
- public LauncherPreviewRenderer(Context context, InvariantDeviceProfile idp) {
+ public LauncherPreviewRenderer(Context context,
+ InvariantDeviceProfile idp,
+ WallpaperColors wallpaperColorsOverride) {
+
super(context);
mUiHandler = new Handler(Looper.getMainLooper());
mContext = context;
@@ -254,6 +263,16 @@
mDp.workspacePadding.top,
mDp.workspacePadding.right + mDp.cellLayoutPaddingLeftRightPx,
mDp.workspacePadding.bottom);
+
+ if (Utilities.ATLEAST_S) {
+ WallpaperColors wallpaperColors = wallpaperColorsOverride != null
+ ? wallpaperColorsOverride
+ : WallpaperManager.getInstance(context).getWallpaperColors(FLAG_SYSTEM);
+ mWallpaperColorResources = LocalColorExtractor.newInstance(context)
+ .generateColorsOverride(wallpaperColors);
+ } else {
+ mWallpaperColorResources = null;
+ }
}
/** Populate preview and render it. */
@@ -357,6 +376,11 @@
view.setAppWidget(-1, providerInfo);
view.updateAppWidget(null);
view.setTag(info);
+
+ if (mWallpaperColorResources != null) {
+ view.setColorResources(mWallpaperColorResources);
+ }
+
addInScreenFromBind(view, info);
}
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index a8c3d15..df49359 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -209,7 +209,7 @@
if (mDestroyed) {
return;
}
- View view = new LauncherPreviewRenderer(inflationContext, mIdp)
+ View view = new LauncherPreviewRenderer(inflationContext, mIdp, mWallpaperColors)
.getRenderedView(dataModel, widgetProviderInfoMap);
// This aspect scales the view to fit in the surface and centers it
final float scale = Math.min(mWidth / (float) view.getMeasuredWidth(),
diff --git a/src/com/android/launcher3/widget/LocalColorExtractor.java b/src/com/android/launcher3/widget/LocalColorExtractor.java
index 8ae6b2e..23d9e15 100644
--- a/src/com/android/launcher3/widget/LocalColorExtractor.java
+++ b/src/com/android/launcher3/widget/LocalColorExtractor.java
@@ -76,6 +76,14 @@
public void applyColorsOverride(Context base, WallpaperColors colors) { }
/**
+ * Generates color resource overrides from {@link WallpaperColors}.
+ */
+ @Nullable
+ public SparseIntArray generateColorsOverride(WallpaperColors colors) {
+ return null;
+ }
+
+ /**
* Takes a view and returns its rect that can be used by the wallpaper local color extractor.
*
* @param launcher Launcher class class.