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Merge pull request #2 from JarvisGG/support_appbarlayout
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support-Appbarlayout
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@JarvisGG
JarvisGG authored Dec 5, 2018
2 parents cef7dfb + a2462ec commit 9ea9a8e
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Showing 16 changed files with 853 additions and 28 deletions.
2 changes: 2 additions & 0 deletions app/build.gradle
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Expand Up @@ -27,6 +27,8 @@ dependencies {
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

implementation 'com.android.support:recyclerview-v7:28.0.0'
implementation 'com.android.support:design:27.0.0'


api project(':library')
// implementation 'com.github.JarvisGG:NestedTouchScrollingLayout:v1.1.1'
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2 changes: 2 additions & 0 deletions app/src/main/AndroidManifest.xml
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Expand Up @@ -23,6 +23,8 @@
<activity android:name=".RecyclerViewActivity" />
<activity android:name=".WebViewActivity" />
<activity android:name=".ViewPagerActivity" />
<activity android:name=".BottomSheetActivity" />
<activity android:name=".AppbarLayoutActivity" />
</application>

</manifest>
248 changes: 248 additions & 0 deletions app/src/main/java/jarvis/com/nestedtouchscrollinglayout/AppbarLayoutActivity.java
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@@ -0,0 +1,248 @@
package jarvis.com.nestedtouchscrollinglayout;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.os.Bundle;
import android.support.annotation.ColorInt;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import jarvis.com.library.NestedTouchScrollingLayout;

/**
* @author yyf @ Zhihu Inc.
* @since 12-05-2018
*/
public class AppbarLayoutActivity extends BaseActivity {
private int mContainerItemsCount = 20;
private int mInnerItemsCount = 30;

public static int mHalfWindowHeight = 400; // dp

public static int mVelocityYBound = 1300;

private RecyclerView mContainerRecycler;

private NestedTouchScrollingLayout mNestedTouchScrollingLayout;

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_applayout);

findViewById(R.id.btn_open).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mNestedTouchScrollingLayout.expand();
}
});

mContainerRecycler = findViewById(R.id.container_rv);
mContainerRecycler.setLayoutManager(new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false));
mContainerRecycler.setAdapter(new InnerAdapter(this, 0x9966CC));
mContainerRecycler.addItemDecoration(new RecyclerView.ItemDecoration() {
@Override
public void onDraw(@NonNull Canvas c, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.onDraw(c, parent, state);
}

@Override
public void onDrawOver(@NonNull Canvas c, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.onDrawOver(c, parent, state);
}

@Override
public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
outRect.bottom = 30;
}
});

mNestedTouchScrollingLayout = findViewById(R.id.wrapper);
mNestedTouchScrollingLayout.registerNestScrollChildCallback(new NestedTouchScrollingLayout.INestChildScrollChange() {
@Override
public void onNestChildScrollChange(float deltaY) {

}

@Override
public void onNestChildScrollRelease(final float deltaY, final int velocityY) {
int totalYRange = mNestedTouchScrollingLayout.getMeasuredHeight();

int helfLimit = (totalYRange - DisplayUtils.dpToPixel(AppbarLayoutActivity.this, mHalfWindowHeight)) / 2;

int hideLimit = totalYRange - DisplayUtils.dpToPixel(AppbarLayoutActivity.this, mHalfWindowHeight) / 2;

int helfHeight = totalYRange - DisplayUtils.dpToPixel(AppbarLayoutActivity.this, mHalfWindowHeight);

if (velocityY > mVelocityYBound && velocityY > 0) {
if (Math.abs(deltaY) > helfHeight) {
mNestedTouchScrollingLayout.hiden();
} else {
mNestedTouchScrollingLayout.peek(mNestedTouchScrollingLayout.getMeasuredHeight() - DisplayUtils.dpToPixel(AppbarLayoutActivity.this,400));
}
} else if (velocityY < -mVelocityYBound && velocityY < 0) {
if (Math.abs(deltaY) < helfHeight) {
mNestedTouchScrollingLayout.expand();
} else {
mNestedTouchScrollingLayout.peek(mNestedTouchScrollingLayout.getMeasuredHeight() - DisplayUtils.dpToPixel(AppbarLayoutActivity.this,400));
}
} else {
if (Math.abs(deltaY) > hideLimit) {
mNestedTouchScrollingLayout.hiden();
} else if (Math.abs(deltaY) > helfLimit) {
mNestedTouchScrollingLayout.peek(mNestedTouchScrollingLayout.getMeasuredHeight() - DisplayUtils.dpToPixel(AppbarLayoutActivity.this, 400));
} else {
mNestedTouchScrollingLayout.expand();
}
}
}

@Override
public void onFingerUp(float velocityY) {

}

@Override
public void onNestChildHorizationScroll(MotionEvent event, float deltaX, float deltaY) {

}
});

mNestedTouchScrollingLayout.setSheetDirection(NestedTouchScrollingLayout.SheetDirection.BOTTOM);
mNestedTouchScrollingLayout
.post(new Runnable() {
@Override
public void run() {
mNestedTouchScrollingLayout.recover(mNestedTouchScrollingLayout.getMeasuredHeight(), null, 0);
}
});
}

class ContainerAdapter extends RecyclerView.Adapter<AppbarLayoutActivity.ContainerViewHolder> {

private Context mContext;
private LayoutInflater mInflater;

public ContainerAdapter(Context context) {
this.mContext = context;
this.mInflater = LayoutInflater.from(mContext);
}

@NonNull
@Override
public AppbarLayoutActivity.ContainerViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
View view = mInflater.inflate(R.layout.recycer_item, viewGroup, false);
return new AppbarLayoutActivity.ContainerViewHolder(view);
}

@Override
public void onBindViewHolder(@NonNull AppbarLayoutActivity.ContainerViewHolder containerViewHolder, int i) {
containerViewHolder.mRecycler.setLayoutManager(new LinearLayoutManager(mContext, LinearLayoutManager.VERTICAL, false));
switch (i % 5) {
case 0:
containerViewHolder.mRecycler.setAdapter(new AppbarLayoutActivity.InnerAdapter(mContext, 0xFFCCFF));
break;
case 1:
containerViewHolder.mRecycler.setAdapter(new AppbarLayoutActivity.InnerAdapter(mContext, 0x9966CC));
break;
case 2:
containerViewHolder.mRecycler.setAdapter(new AppbarLayoutActivity.InnerAdapter(mContext, 0x33FF33));
break;
case 3:
containerViewHolder.mRecycler.setAdapter(new AppbarLayoutActivity.InnerAdapter(mContext, 0x33FFFF));
break;
case 4:
containerViewHolder.mRecycler.setAdapter(new AppbarLayoutActivity.InnerAdapter(mContext, 0xFFFF00));
break;
default:
break;
}

containerViewHolder.mRecycler.addItemDecoration(new RecyclerView.ItemDecoration() {
@Override
public void onDraw(@NonNull Canvas c, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.onDraw(c, parent, state);
}

@Override
public void onDrawOver(@NonNull Canvas c, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.onDrawOver(c, parent, state);
}

@Override
public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
outRect.bottom = 10;
}
});

}

@Override
public int getItemCount() {
return mContainerItemsCount;
}
}

class ContainerViewHolder extends RecyclerView.ViewHolder {

public RecyclerView mRecycler;

public ContainerViewHolder(@NonNull View itemView) {
super(itemView);
mRecycler = itemView.findViewById(R.id.recycler_id);
}
}



public class InnerAdapter extends RecyclerView.Adapter<AppbarLayoutActivity.InnerViewHolder> {

private Context mContext;
private LayoutInflater mInflater;
private @ColorInt
int mBgColor;

public InnerAdapter(Context context, @ColorInt int color) {
mContext = context;
mInflater = LayoutInflater.from(mContext);
mBgColor = color;
}

@NonNull
@Override
public AppbarLayoutActivity.InnerViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
View view = mInflater.inflate(R.layout.main_item, viewGroup, false);
return new AppbarLayoutActivity.InnerViewHolder(view);
}

@Override
public void onBindViewHolder(@NonNull AppbarLayoutActivity.InnerViewHolder innerViewHolder, int i) {
innerViewHolder.tv.setText("Jarvis ----> " + i);
}

@Override
public int getItemCount() {
return mInnerItemsCount;
}
}

public class InnerViewHolder extends RecyclerView.ViewHolder {

public TextView tv;

public InnerViewHolder(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.main_tv);
}
}
}
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