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Merge "Simplifying widget cell layout" into udc-dev am: 2e17bcaa0b

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Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23061041

Change-Id: If25c1ddc161f38d8124e6bccfd8e85e21d3583c6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Sunny Goyal
2023-05-05 19:36:05 +00:00
committed by Automerger Merge Worker
parent 5079b44fad 2e17bcaa0b
commit 601933d7ff
3 changed files with 91 additions and 252 deletions
Download Patch File Download Diff File Expand all files Collapse all files
res/layout/widget_cell_content.xml
+1
View File
@@ -24,6 +24,7 @@
android:layout_weight="1"
android:importantForAccessibility="noHideDescendants"
android:hapticFeedbackEnabled="false"
android:clipChildren="false"
android:layout_marginVertical="8dp">
<!-- The image of the widget. This view does not support padding. Any placement adjustment
should be done using margins. Width & height are set at runtime after scaling the
src/com/android/launcher3/widget/PendingItemDragHelper.java
+9 -2
View File
@@ -157,8 +157,15 @@ public class PendingItemDragHelper extends DragPreviewProvider {
previewBounds.right -= padding;
}
if (mAppWidgetHostViewPreview != null) {
previewWidth = mAppWidgetHostViewPreview.getMeasuredWidth();
previewHeight = mAppWidgetHostViewPreview.getMeasuredHeight();
float previewScale = mAppWidgetHostViewPreview.getScaleX();
int widgetWidth = mAppWidgetHostViewPreview.getMeasuredWidth();
int widgetHeight = mAppWidgetHostViewPreview.getMeasuredHeight();
previewWidth = Math.round(widgetWidth * previewScale);
previewHeight = Math.round(widgetHeight * previewScale);
previewBounds.offset(
Math.round(widgetWidth * (previewScale - 1) / 2),
Math.round(widgetHeight * (previewScale - 1) / 2));
} else {
previewWidth = preview.getIntrinsicWidth();
previewHeight = preview.getIntrinsicHeight();
src/com/android/launcher3/widget/WidgetCell.java
+81 -250
View File
@@ -16,13 +16,10 @@
package com.android.launcher3.widget;
import static android.view.View.MeasureSpec.makeMeasureSpec;
import static android.view.ViewGroup.LayoutParams.MATCH_PARENT;
import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_TRAY;
import static com.android.launcher3.Utilities.ATLEAST_S;
import static com.android.launcher3.util.MultiTranslateDelegate.INDEX_WIDGET_CENTERING;
import static com.android.launcher3.widget.LauncherAppWidgetProviderInfo.fromProviderInfo;
import static com.android.launcher3.widget.util.WidgetSizes.getWidgetItemSizePx;
import android.content.Context;
import android.graphics.Bitmap;
@@ -47,7 +44,6 @@ import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.android.launcher3.CheckLongPressHelper;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Launcher;
import com.android.launcher3.R;
import com.android.launcher3.icons.FastBitmapDrawable;
@@ -55,7 +51,6 @@ import com.android.launcher3.icons.RoundDrawableWrapper;
import com.android.launcher3.icons.cache.HandlerRunnable;
import com.android.launcher3.model.WidgetItem;
import com.android.launcher3.views.ActivityContext;
import com.android.launcher3.widget.util.WidgetSizes;
import java.util.function.Consumer;
@@ -75,40 +70,8 @@ public class WidgetCell extends LinearLayout {
private static final int FADE_IN_DURATION_MS = 90;
/** Widget cell width is calculated by multiplying this factor to grid cell width. */
private static final float WIDTH_SCALE = 3f;
/** Widget preview width is calculated by multiplying this factor to the widget cell width. */
private static final float PREVIEW_SCALE = 0.8f;
/**
* The maximum dimension that can be used as the size in
* {@link android.view.View.MeasureSpec#makeMeasureSpec(int, int)}.
*
* <p>This is equal to (1 << MeasureSpec.MODE_SHIFT) - 1.
*/
private static final int MAX_MEASURE_SPEC_DIMENSION = (1 << 30) - 1;
/**
* The target preview width, in pixels, of a widget or a shortcut.
*
* <p>The actual preview width may be smaller than or equal to this value subjected to scaling.
*/
protected int mTargetPreviewWidth;
/**
* The target preview height, in pixels, of a widget or a shortcut.
*
* <p>The actual preview height may be smaller than or equal to this value subjected to scaling.
*/
protected int mTargetPreviewHeight;
protected int mPresetPreviewSize;
private int mCellSize;
/**
* The scale of the preview container.
* The requested scale of the preview container. It can be lower than this as well.
*/
private float mPreviewContainerScale = 1f;
@@ -119,7 +82,8 @@ public class WidgetCell extends LinearLayout {
private TextView mWidgetDims;
private TextView mWidgetDescription;
protected WidgetItem mItem;
private WidgetItem mItem;
private Size mWidgetSize;
private final DatabaseWidgetPreviewLoader mWidgetPreviewLoader;
@@ -150,18 +114,11 @@ public class WidgetCell extends LinearLayout {
mWidgetPreviewLoader = new DatabaseWidgetPreviewLoader(context);
mLongPressHelper = new CheckLongPressHelper(this);
mLongPressHelper.setLongPressTimeoutFactor(1);
mEnforcedCornerRadius = RoundedCornerEnforcement.computeEnforcedRadius(context);
mWidgetSize = new Size(0, 0);
setContainerWidth();
setWillNotDraw(false);
setClipToPadding(false);
setAccessibilityDelegate(mActivity.getAccessibilityDelegate());
mEnforcedCornerRadius = RoundedCornerEnforcement.computeEnforcedRadius(context);
}
private void setContainerWidth() {
mCellSize = (int) (mActivity.getDeviceProfile().allAppsIconSizePx * WIDTH_SCALE);
mPresetPreviewSize = (int) (mCellSize * PREVIEW_SCALE);
mTargetPreviewWidth = mTargetPreviewHeight = mPresetPreviewSize;
}
@Override
@@ -206,7 +163,6 @@ public class WidgetCell extends LinearLayout {
mWidgetDims.setText(null);
mWidgetDescription.setText(null);
mWidgetDescription.setVisibility(GONE);
mTargetPreviewWidth = mTargetPreviewHeight = mPresetPreviewSize;
if (mActiveRequest != null) {
mActiveRequest.cancel();
@@ -218,7 +174,9 @@ public class WidgetCell extends LinearLayout {
}
mAppWidgetHostViewPreview = null;
mAppWidgetHostViewScale = 1f;
mPreviewContainerScale = 1f;
mItem = null;
mWidgetSize = new Size(0, 0);
}
public void setSourceContainer(int sourceContainer) {
@@ -248,17 +206,12 @@ public class WidgetCell extends LinearLayout {
*/
public void applyFromCellItem(WidgetItem item, float previewScale,
@NonNull Consumer<Bitmap> callback, @Nullable Bitmap cachedPreview) {
// setPreviewSize
DeviceProfile deviceProfile = mActivity.getDeviceProfile();
Size widgetSize = WidgetSizes.getWidgetItemSizePx(getContext(), deviceProfile, item);
mTargetPreviewWidth = widgetSize.getWidth();
mTargetPreviewHeight = widgetSize.getHeight();
mPreviewContainerScale = previewScale;
applyPreviewOnAppWidgetHostView(item);
Context context = getContext();
mItem = item;
mWidgetSize = getWidgetItemSizePx(getContext(), mActivity.getDeviceProfile(), mItem);
mWidgetName.setText(mItem.label);
mWidgetName.setContentDescription(
context.getString(R.string.widget_preview_context_description, mItem.label));
@@ -282,68 +235,31 @@ public class WidgetCell extends LinearLayout {
setTag(new PendingAddWidgetInfo(item.widgetInfo, mSourceContainer));
}
ensurePreviewWithCallback(callback, cachedPreview);
}
private static class ScaledAppWidgetHostView extends LauncherAppWidgetHostView {
private boolean mKeepOrigForDragging = true;
ScaledAppWidgetHostView(Context context) {
super(context);
}
/**
* Set if the view will keep its original scale when dragged
* @param isKeepOrig True if keep original scale when dragged, false otherwise
*/
public void setKeepOrigForDragging(boolean isKeepOrig) {
mKeepOrigForDragging = isKeepOrig;
}
/**
* @return True if the view is set to preserve original scale when dragged, false otherwise
*/
public boolean isKeepOrigForDragging() {
return mKeepOrigForDragging;
}
@Override
public void startDrag() {
super.startDrag();
if (!isKeepOrigForDragging()) {
// restore to original scale when being dragged, if set to do so
setScaleToFit(1.0f);
}
// When the drag start, translations need to be set to zero to center the view
getTranslateDelegate().setTranslation(INDEX_WIDGET_CENTERING, 0f, 0f);
}
}
private void applyPreviewOnAppWidgetHostView(WidgetItem item) {
if (mRemoteViewsPreview != null) {
mAppWidgetHostViewPreview = createAppWidgetHostView(getContext());
mAppWidgetHostViewPreview = createAppWidgetHostView(context);
setAppWidgetHostViewPreview(mAppWidgetHostViewPreview, item.widgetInfo,
mRemoteViewsPreview);
return;
} else if (item.hasPreviewLayout()) {
// If the context is a Launcher activity, DragView will show mAppWidgetHostViewPreview
// as a preview during drag & drop. And thus, we should use LauncherAppWidgetHostView,
// which supports applying local color extraction during drag & drop.
mAppWidgetHostViewPreview = isLauncherContext(context)
? new LauncherAppWidgetHostView(context)
: createAppWidgetHostView(context);
LauncherAppWidgetProviderInfo providerInfo =
fromProviderInfo(context, item.widgetInfo.clone());
// A hack to force the initial layout to be the preview layout since there is no API for
// rendering a preview layout for work profile apps yet. For non-work profile layout, a
// proper solution is to use RemoteViews(PackageName, LayoutId).
providerInfo.initialLayout = item.widgetInfo.previewLayout;
setAppWidgetHostViewPreview(mAppWidgetHostViewPreview, providerInfo, null);
} else if (cachedPreview != null) {
applyPreview(cachedPreview);
} else {
if (mActiveRequest == null) {
mActiveRequest = mWidgetPreviewLoader.loadPreview(mItem, mWidgetSize, callback);
}
}
if (!item.hasPreviewLayout()) return;
Context context = getContext();
// If the context is a Launcher activity, DragView will show mAppWidgetHostViewPreview as
// a preview during drag & drop. And thus, we should use LauncherAppWidgetHostView, which
// supports applying local color extraction during drag & drop.
mAppWidgetHostViewPreview = isLauncherContext(context)
? new ScaledAppWidgetHostView(context)
: createAppWidgetHostView(context);
LauncherAppWidgetProviderInfo launcherAppWidgetProviderInfo =
LauncherAppWidgetProviderInfo.fromProviderInfo(context, item.widgetInfo.clone());
// A hack to force the initial layout to be the preview layout since there is no API for
// rendering a preview layout for work profile apps yet. For non-work profile layout, a
// proper solution is to use RemoteViews(PackageName, LayoutId).
launcherAppWidgetProviderInfo.initialLayout = item.widgetInfo.previewLayout;
setAppWidgetHostViewPreview(mAppWidgetHostViewPreview,
launcherAppWidgetProviderInfo, /* remoteViews= */ null);
}
private void setAppWidgetHostViewPreview(
@@ -353,6 +269,43 @@ public class WidgetCell extends LinearLayout {
appWidgetHostViewPreview.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
appWidgetHostViewPreview.setAppWidget(/* appWidgetId= */ -1, providerInfo);
appWidgetHostViewPreview.updateAppWidget(remoteViews);
appWidgetHostViewPreview.setClipToPadding(false);
appWidgetHostViewPreview.setClipChildren(false);
FrameLayout.LayoutParams widgetHostLP = new FrameLayout.LayoutParams(
mWidgetSize.getWidth(), mWidgetSize.getHeight(), Gravity.CENTER);
mWidgetImageContainer.addView(appWidgetHostViewPreview, /* index= */ 0, widgetHostLP);
mWidgetImage.setVisibility(View.GONE);
applyPreview(null);
appWidgetHostViewPreview.addOnLayoutChangeListener(
(v, l, t, r, b, ol, ot, or, ob) ->
updateAppWidgetHostScale(appWidgetHostViewPreview));
}
private void updateAppWidgetHostScale(NavigableAppWidgetHostView view) {
// Scale the content such that all of the content is visible
int contentWidth = view.getWidth();
int contentHeight = view.getHeight();
if (view.getChildCount() == 1) {
View content = view.getChildAt(0);
// Take the content width based on the edge furthest from the center, so that when
// scaling the hostView, the farthest edge is still visible.
contentWidth = 2 * Math.max(contentWidth / 2 - content.getLeft(),
content.getRight() - contentWidth / 2);
contentHeight = 2 * Math.max(contentHeight / 2 - content.getTop(),
content.getBottom() - contentHeight / 2);
}
if (contentWidth <= 0 || contentHeight <= 0) {
mAppWidgetHostViewScale = 1;
} else {
float pWidth = mWidgetImageContainer.getWidth();
float pHeight = mWidgetImageContainer.getHeight();
mAppWidgetHostViewScale = Math.min(pWidth / contentWidth, pHeight / contentHeight);
}
view.setScaleToFit(mAppWidgetHostViewScale);
}
public WidgetImageView getWidgetView() {
@@ -372,17 +325,6 @@ public class WidgetCell extends LinearLayout {
if (bitmap != null) {
Drawable drawable = new RoundDrawableWrapper(
new FastBitmapDrawable(bitmap), mEnforcedCornerRadius);
// Scale down the preview size if it's wider than the cell.
float scale = 1f;
if (mTargetPreviewWidth > 0) {
float maxWidth = mTargetPreviewWidth;
float previewWidth = drawable.getIntrinsicWidth() * mPreviewContainerScale;
scale = Math.min(maxWidth / previewWidth, 1);
}
setContainerSize(
Math.round(drawable.getIntrinsicWidth() * scale * mPreviewContainerScale),
Math.round(drawable.getIntrinsicHeight() * scale * mPreviewContainerScale));
mWidgetImage.setDrawable(drawable);
mWidgetImage.setVisibility(View.VISIBLE);
if (mAppWidgetHostViewPreview != null) {
@@ -415,76 +357,6 @@ public class WidgetCell extends LinearLayout {
}
}
private void setContainerSize(int width, int height) {
LayoutParams layoutParams = (LayoutParams) mWidgetImageContainer.getLayoutParams();
layoutParams.width = width;
layoutParams.height = height;
mWidgetImageContainer.setLayoutParams(layoutParams);
}
/**
* Ensures that the preview is already loaded or being loaded. If the preview is not loaded,
* it applies the provided cachedPreview. If that is null, it starts a loader and notifies the
* callback on successful load.
*/
private void ensurePreviewWithCallback(Consumer<Bitmap> callback,
@Nullable Bitmap cachedPreview) {
if (mAppWidgetHostViewPreview != null) {
int containerWidth = (int) (mTargetPreviewWidth * mPreviewContainerScale);
int containerHeight = (int) (mTargetPreviewHeight * mPreviewContainerScale);
setContainerSize(containerWidth, containerHeight);
boolean shouldMeasureAndScale = false;
if (mAppWidgetHostViewPreview.getChildCount() == 1) {
View widgetContent = mAppWidgetHostViewPreview.getChildAt(0);
ViewGroup.LayoutParams layoutParams = widgetContent.getLayoutParams();
// We only scale preview if both the width & height of the outermost view group are
// not set to MATCH_PARENT.
shouldMeasureAndScale =
layoutParams.width != MATCH_PARENT && layoutParams.height != MATCH_PARENT;
if (shouldMeasureAndScale) {
setNoClip(mWidgetImageContainer);
setNoClip(mAppWidgetHostViewPreview);
mAppWidgetHostViewScale = measureAndComputeWidgetPreviewScale();
}
}
FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
mTargetPreviewWidth, mTargetPreviewHeight, Gravity.FILL);
mAppWidgetHostViewPreview.setLayoutParams(params);
if (!shouldMeasureAndScale
&& mAppWidgetHostViewPreview instanceof ScaledAppWidgetHostView) {
// If the view is not measured & scaled, at least one side will match the grid size,
// so it should be safe to restore the original scale once it is dragged.
ScaledAppWidgetHostView tempView =
(ScaledAppWidgetHostView) mAppWidgetHostViewPreview;
tempView.setKeepOrigForDragging(false);
tempView.setScaleToFit(mPreviewContainerScale);
} else if (!shouldMeasureAndScale) {
mAppWidgetHostViewPreview.setScaleToFit(mPreviewContainerScale);
} else {
mAppWidgetHostViewPreview.setScaleToFit(mAppWidgetHostViewScale);
}
mAppWidgetHostViewPreview.getTranslateDelegate().setTranslation(
INDEX_WIDGET_CENTERING,
-(params.width - (params.width * mPreviewContainerScale)) / 2.0f,
-(params.height - (params.height * mPreviewContainerScale)) / 2.0f);
mWidgetImageContainer.addView(mAppWidgetHostViewPreview, /* index= */ 0);
mWidgetImage.setVisibility(View.GONE);
applyPreview(null);
return;
}
if (cachedPreview != null) {
applyPreview(cachedPreview);
return;
}
if (mActiveRequest != null) {
return;
}
mActiveRequest = mWidgetPreviewLoader.loadPreview(
mItem, new Size(mTargetPreviewWidth, mTargetPreviewHeight), callback);
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
super.onTouchEvent(ev);
@@ -522,61 +394,20 @@ public class WidgetCell extends LinearLayout {
info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_CLICK);
}
private static void setNoClip(ViewGroup view) {
view.setClipChildren(false);
view.setClipToPadding(false);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
ViewGroup.LayoutParams containerLp = mWidgetImageContainer.getLayoutParams();
private float measureAndComputeWidgetPreviewScale() {
if (mAppWidgetHostViewPreview.getChildCount() != 1) {
return 1f;
mAppWidgetHostViewScale = mPreviewContainerScale;
int maxWidth = MeasureSpec.getSize(widthMeasureSpec);
containerLp.width = Math.round(mWidgetSize.getWidth() * mAppWidgetHostViewScale);
if (containerLp.width > maxWidth) {
containerLp.width = maxWidth;
mAppWidgetHostViewScale = (float) containerLp.width / mWidgetSize.getWidth();
}
containerLp.height = Math.round(mWidgetSize.getHeight() * mAppWidgetHostViewScale);
// No need to call mWidgetImageContainer.setLayoutParams as we are in measure pass
// Measure the largest possible width & height that the app widget wants to display.
mAppWidgetHostViewPreview.measure(
makeMeasureSpec(MAX_MEASURE_SPEC_DIMENSION, MeasureSpec.UNSPECIFIED),
makeMeasureSpec(MAX_MEASURE_SPEC_DIMENSION, MeasureSpec.UNSPECIFIED));
if (mRemoteViewsPreview != null) {
// If RemoteViews contains multiple sizes, the best fit sized RemoteViews will be
// selected in onLayout. To work out the right measurement, let's layout and then
// measure again.
mAppWidgetHostViewPreview.layout(
/* left= */ 0,
/* top= */ 0,
/* right= */ mTargetPreviewWidth,
/* bottom= */ mTargetPreviewHeight);
mAppWidgetHostViewPreview.measure(
makeMeasureSpec(mTargetPreviewWidth, MeasureSpec.UNSPECIFIED),
makeMeasureSpec(mTargetPreviewHeight, MeasureSpec.UNSPECIFIED));
}
View widgetContent = mAppWidgetHostViewPreview.getChildAt(0);
int appWidgetContentWidth = widgetContent.getMeasuredWidth();
int appWidgetContentHeight = widgetContent.getMeasuredHeight();
if (appWidgetContentWidth == 0 || appWidgetContentHeight == 0) {
return 1f;
}
// If the width / height of the widget content is set to wrap content, overrides the width /
// height with the measured dimension. This avoids incorrect measurement after scaling.
FrameLayout.LayoutParams layoutParam =
(FrameLayout.LayoutParams) widgetContent.getLayoutParams();
if (layoutParam.width == WRAP_CONTENT) {
layoutParam.width = widgetContent.getMeasuredWidth();
}
if (layoutParam.height == WRAP_CONTENT) {
layoutParam.height = widgetContent.getMeasuredHeight();
}
widgetContent.setLayoutParams(layoutParam);
int horizontalPadding = mAppWidgetHostViewPreview.getPaddingStart()
+ mAppWidgetHostViewPreview.getPaddingEnd();
int verticalPadding = mAppWidgetHostViewPreview.getPaddingTop()
+ mAppWidgetHostViewPreview.getPaddingBottom();
return Math.min(
(mTargetPreviewWidth - horizontalPadding) * mPreviewContainerScale
/ appWidgetContentWidth,
(mTargetPreviewHeight - verticalPadding) * mPreviewContainerScale
/ appWidgetContentHeight);
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
}