ResUtil.java 文件源码

/**
 * Generate bg drawable drawable.
 *
 * @param pressColor   the press color
 * @param defaultColor the default color
 * @return the drawable
 */
public static Drawable generateRoundDrawable(float radii, int pressColor, int defaultColor) {
    //圆角
    Shape roundRectShape = new RoundRectShape(new float[]{radii, radii, radii, radii, radii, radii, radii, radii}, null, null);//圆角背景

    //按下状态
    ShapeDrawable shopDrawablePress = new ShapeDrawable(roundRectShape);//圆角shape
    shopDrawablePress.getPaint().setColor(pressColor);//设置颜色

    //正常状态
    ShapeDrawable shopDrawableNormal = new ShapeDrawable(roundRectShape);
    shopDrawableNormal.getPaint().setColor(defaultColor);

    StateListDrawable bgStateDrawable = new StateListDrawable();//状态shape
    bgStateDrawable.addState(new int[]{android.R.attr.state_pressed}, shopDrawablePress);//按下状态
    bgStateDrawable.addState(new int[]{-android.R.attr.state_enabled}, shopDrawablePress);
    bgStateDrawable.addState(new int[]{}, shopDrawableNormal);//其他状态

    return bgStateDrawable;
}