| /* |
| * Copyright 2017 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 androidx.app.slice.widget; |
| |
| import static android.app.slice.Slice.HINT_PARTIAL; |
| import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; |
| |
| import android.annotation.TargetApi; |
| import android.content.Context; |
| import android.support.annotation.RestrictTo; |
| import android.support.v7.widget.LinearLayoutManager; |
| import android.support.v7.widget.RecyclerView; |
| import android.util.AttributeSet; |
| |
| import androidx.app.slice.Slice; |
| import androidx.app.slice.core.SliceQuery; |
| import androidx.app.slice.view.R; |
| |
| /** |
| * @hide |
| */ |
| @RestrictTo(RestrictTo.Scope.LIBRARY) |
| @TargetApi(24) |
| public class LargeTemplateView extends SliceChildView { |
| |
| private final LargeSliceAdapter mAdapter; |
| private final RecyclerView mRecyclerView; |
| private final int mDefaultHeight; |
| private Slice mSlice; |
| private boolean mIsScrollable; |
| |
| public LargeTemplateView(Context context) { |
| super(context); |
| mRecyclerView = new RecyclerView(getContext()); |
| mRecyclerView.setLayoutManager(new LinearLayoutManager(getContext())); |
| mAdapter = new LargeSliceAdapter(context); |
| mRecyclerView.setAdapter(mAdapter); |
| addView(mRecyclerView); |
| mDefaultHeight = getResources().getDimensionPixelSize(R.dimen.abc_slice_large_height); |
| } |
| |
| @Override |
| public @SliceView.SliceMode int getMode() { |
| return SliceView.MODE_LARGE; |
| } |
| |
| @Override |
| public void setSliceActionListener(SliceView.OnSliceActionListener observer) { |
| mObserver = observer; |
| if (mAdapter != null) { |
| mAdapter.setSliceObserver(mObserver); |
| } |
| } |
| |
| @Override |
| protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| mRecyclerView.getLayoutParams().height = WRAP_CONTENT; |
| super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| int width = MeasureSpec.getSize(widthMeasureSpec); |
| if (mRecyclerView.getMeasuredHeight() > width |
| || (mSlice != null && SliceQuery.hasHints(mSlice, HINT_PARTIAL))) { |
| mRecyclerView.getLayoutParams().height = width; |
| } else { |
| mRecyclerView.getLayoutParams().height = mRecyclerView.getMeasuredHeight(); |
| } |
| super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| } |
| |
| @Override |
| public void setSlice(Slice slice) { |
| mSlice = slice; |
| populate(); |
| } |
| |
| @Override |
| public void setStyle(AttributeSet attrs) { |
| super.setStyle(attrs); |
| mAdapter.setStyle(attrs); |
| } |
| |
| private void populate() { |
| if (mSlice == null) { |
| return; |
| } |
| ListContent lc = new ListContent(mSlice); |
| mAdapter.setSliceItems(lc.getRowItems(), mTintColor); |
| } |
| |
| /** |
| * Whether or not the content in this template should be scrollable. |
| */ |
| public void setScrollable(boolean isScrollable) { |
| // TODO -- restrict / enable how much this view can show |
| mIsScrollable = isScrollable; |
| } |
| |
| @Override |
| public void resetView() { |
| mSlice = null; |
| mAdapter.setSliceItems(null, -1); |
| } |
| } |