set Background Drawable States - Android Graphics

Android examples for Graphics:Drawable

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Description

set Background Drawable States

Demo Code


//package com.java2s;
import android.annotation.SuppressLint;

import android.graphics.drawable.Drawable;
import android.graphics.drawable.StateListDrawable;
import android.view.View;

public class Main {
    public static void setBackgroundDrawableStates(View view,
            Drawable drawable, Drawable pressedDrawable) {
        setBackgroundDrawableStates(view, drawable, pressedDrawable, null);
    }/*from   w  w w  . java 2  s .  com*/

    public static void setBackgroundDrawableStates(View view,
            Drawable drawable, Drawable pressedDrawable,
            Drawable disabledDrawable) {
        StateListDrawable stateDrawable = makeStateDrawable(drawable,
                pressedDrawable, disabledDrawable);
        if (stateDrawable != null) {
            setBackgroundDrawable(view, stateDrawable);
        }
    }

    public static StateListDrawable makeStateDrawable(Drawable drawable,
            Drawable pressedDrawable) {
        return makeStateDrawable(drawable, pressedDrawable, null);
    }

    public static StateListDrawable makeStateDrawable(Drawable drawable,
            Drawable pressedDrawable, Drawable disabledDrawable) {
        boolean set = false;
        StateListDrawable stateDrawable = new StateListDrawable();
        if (disabledDrawable != null) {
            set = true;
            stateDrawable.addState(
                    new int[] { -android.R.attr.state_enabled },
                    disabledDrawable);
        }
        if (pressedDrawable != null) {
            set = true;
            stateDrawable.addState(
                    new int[] { android.R.attr.state_pressed },
                    pressedDrawable);
        }
        if (drawable != null) {
            set = true;
            stateDrawable.addState(new int[0], drawable);
        }
        return set ? stateDrawable : null;
    }

    @SuppressLint("NewApi")
    @SuppressWarnings("deprecation")
    public static void setBackgroundDrawable(View view, Drawable drawable) {
        if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.JELLY_BEAN) {
            view.setBackgroundDrawable(drawable);
        } else {
            view.setBackground(drawable);
        }
    }
}

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