gecko-dev/mobile/android/base/home/BookmarkFolderView.java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.gecko.home;

import org.mozilla.gecko.R;

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

public class BookmarkFolderView extends TextView {
    private static final int[] STATE_OPEN = { R.attr.state_open };

    private boolean mIsOpen = false;

    public BookmarkFolderView(Context context) {
        super(context);
    }

    public BookmarkFolderView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public BookmarkFolderView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    public int[] onCreateDrawableState(int extraSpace) {
        final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);

        if (mIsOpen) {
            mergeDrawableStates(drawableState, STATE_OPEN);
        }

        return drawableState;
    }

    public void open() {
        if (!mIsOpen) {
            mIsOpen = true;
            refreshDrawableState();
        }
    }

    public void close() {
        if (mIsOpen) {
            mIsOpen = false;
            refreshDrawableState();
        }
    }
}