ReactToolbar.java 文件源码

public ReactToolbar(Context context) {
  super(context);

  mLogoHolder = DraweeHolder.create(createDraweeHierarchy(), context);
  mNavIconHolder = DraweeHolder.create(createDraweeHierarchy(), context);
  mOverflowIconHolder = DraweeHolder.create(createDraweeHierarchy(), context);

  mLogoControllerListener = new IconControllerListener(mLogoHolder) {
    @Override
    protected void setDrawable(Drawable d) {
      setLogo(d);
    }
  };

  mNavIconControllerListener = new IconControllerListener(mNavIconHolder) {
    @Override
    protected void setDrawable(Drawable d) {
      setNavigationIcon(d);
    }
  };

  mOverflowIconControllerListener = new IconControllerListener(mOverflowIconHolder) {
    @Override
    protected void setDrawable(Drawable d) {
      setOverflowIcon(d);
    }
  };

}