MoGoEagleEye/libraries/map-usbcamera/src/main/java/com/serenegiant/usb/ParentPreviewConstraintLayout.java

package com.serenegiant.usb;

import android.content.Context;
import android.util.AttributeSet;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.constraintlayout.widget.ConstraintLayout;

/**
 * @author mogoauto
 */
public abstract class ParentPreviewConstraintLayout extends ConstraintLayout {
    private boolean mDestroyed;

    public ParentPreviewConstraintLayout(@NonNull Context context) {
        super(context);
    }

    public ParentPreviewConstraintLayout(@NonNull Context context, @Nullable AttributeSet attrs) {
        super(context, attrs);
    }

    public ParentPreviewConstraintLayout(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
    }

    public ParentPreviewConstraintLayout(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr, int defStyleRes) {
        super(context, attrs, defStyleAttr, defStyleRes);
    }

    public boolean isDestroyed() {
        return mDestroyed;
    }

    @Override
    protected void onAttachedToWindow() {
        super.onAttachedToWindow();
        mDestroyed = false;
    }

    @Override
    protected void onDetachedFromWindow() {
        super.onDetachedFromWindow();
        mDestroyed = true;
    }
}