import android.support.percent.PercentFrameLayout; //导入依赖的package包/类
private void fixlayout(float width, float height) {
	PercentFrameLayout.LayoutParams layoutParams =
			(PercentFrameLayout.LayoutParams)image.getLayoutParams();
	PercentLayoutInfo info = layoutParams.getPercentLayoutInfo();

	float oldAspect = info.aspectRatio;
	float newAspect = width / height;
	Log.v("LAYOUT", String.format("recycled %d to %d: %dx%d, aspect %.3f -> %.3f",
			previousPosition, getAdapterPosition(), image.getWidth(), image.getHeight(), oldAspect, newAspect));

	info.aspectRatio = newAspect;
	layoutParams.height = 0; // @see PercentLayoutHelper.PercentLayoutInfo.fillLayoutParams()
	image.setLayoutParams(layoutParams);
}
 

import android.support.percent.PercentFrameLayout; //导入依赖的package包/类
void setupWallpaperActions() {
    int navBarHeight = UIUtils.getNavBarHeight(this);
    if (navBarHeight > 0) {
        View wallpaperActionsContainer = findById(this, R.id.group_lwq_settings_wallpaper_actions);
        float navBarHeightPercentage = (float) navBarHeight / (float) UIUtils.getRealScreenSize().y;
        final PercentFrameLayout.LayoutParams layoutParams =
                (PercentFrameLayout.LayoutParams) wallpaperActionsContainer.getLayoutParams();
        layoutParams.getPercentLayoutInfo().bottomMarginPercent += navBarHeightPercentage;
        wallpaperActionsContainer.requestLayout();
    }
    shareButton.setTag(R.id.view_tag_flags, FLAG_ENABLE | FLAG_REVEAL);
    skipButton.setTag(R.id.view_tag_flags, FLAG_ENABLE | FLAG_REVEAL | FLAG_NO_ROTATE);
    skipButton.setTag(R.id.view_tag_animator_rotate, new Runnable() {
        @Override
        public void run() {
            animateAction(skipButton);
        }
    });
    skipButton.setTag(R.id.view_tag_animator_unrotate, new Runnable() {
        @Override
        public void run() {
            endActionAnimation(skipButton);
        }
    });
    saveButton.setTag(R.id.view_tag_flags, FLAG_ENABLE | FLAG_REVEAL | FLAG_NO_ROTATE);
    saveButton.setTag(R.id.view_tag_animator_rotate, new Runnable() {
        @Override
        public void run() {
            animateAction(saveButton);
        }
    });
    saveButton.setTag(R.id.view_tag_animator_unrotate, new Runnable() {
        @Override
        public void run() {
            endActionAnimation(saveButton);
        }
    });
}