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CustomFrameLayout.java
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CustomFrameLayout.java
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package com.sgottard.tvdemoapp;
import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.view.View;
import android.widget.FrameLayout;
public class CustomFrameLayout extends FrameLayout {
public interface OnFocusSearchListener {
public View onFocusSearch(View focused, int direction);
}
public interface OnChildFocusListener {
public boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect);
public void onRequestChildFocus(View child, View focused);
}
public CustomFrameLayout(Context context) {
this(context, null, 0);
}
public CustomFrameLayout(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public CustomFrameLayout(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
private OnFocusSearchListener mListener;
private OnChildFocusListener mOnChildFocusListener;
public void setOnFocusSearchListener(OnFocusSearchListener listener) {
mListener = listener;
}
public void setOnChildFocusListener(OnChildFocusListener listener) {
mOnChildFocusListener = listener;
}
@Override
protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) {
if (mOnChildFocusListener != null) {
return mOnChildFocusListener.onRequestFocusInDescendants(direction, previouslyFocusedRect);
}
return super.onRequestFocusInDescendants(direction, previouslyFocusedRect);
}
@Override
public View focusSearch(View focused, int direction) {
if (mListener != null) {
View view = mListener.onFocusSearch(focused, direction);
if (view != null) {
return view;
}
}
return super.focusSearch(focused, direction);
}
@Override
public void requestChildFocus(View child, View focused) {
super.requestChildFocus(child, focused);
if (mOnChildFocusListener != null) {
mOnChildFocusListener.onRequestChildFocus(child, focused);
}
}
}