1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.browser;
18
19import android.content.Context;
20import android.graphics.Bitmap;
21import android.graphics.drawable.Drawable;
22import android.view.LayoutInflater;
23import android.view.MotionEvent;
24import android.view.View;
25import android.view.ViewGroup;
26import android.widget.HorizontalScrollView;
27import android.widget.ImageView;
28import android.widget.TextView;
29
30/**
31 *  Custom layout for an item representing a bookmark in the browser.
32 */
33class BookmarkItem extends HorizontalScrollView {
34
35    final static int MAX_TEXTVIEW_LEN = 80;
36
37    protected TextView    mTextView;
38    protected TextView    mUrlText;
39    protected ImageView   mImageView;
40    protected String      mUrl;
41    protected String      mTitle;
42    protected boolean mEnableScrolling = false;
43
44    /**
45     *  Instantiate a bookmark item, including a default favicon.
46     *
47     *  @param context  The application context for the item.
48     */
49    BookmarkItem(Context context) {
50        super(context);
51
52        setClickable(false);
53        setEnableScrolling(false);
54        LayoutInflater factory = LayoutInflater.from(context);
55        factory.inflate(R.layout.history_item, this);
56        mTextView = (TextView) findViewById(R.id.title);
57        mUrlText = (TextView) findViewById(R.id.url);
58        mImageView = (ImageView) findViewById(R.id.favicon);
59        View star = findViewById(R.id.star);
60        star.setVisibility(View.GONE);
61    }
62
63    /**
64     *  Copy this BookmarkItem to item.
65     *  @param item BookmarkItem to receive the info from this BookmarkItem.
66     */
67    /* package */ void copyTo(BookmarkItem item) {
68        item.mTextView.setText(mTextView.getText());
69        item.mUrlText.setText(mUrlText.getText());
70        item.mImageView.setImageDrawable(mImageView.getDrawable());
71    }
72
73    /**
74     * Return the name assigned to this bookmark item.
75     */
76    /* package */ String getName() {
77        return mTitle;
78    }
79
80    /* package */ String getUrl() {
81        return mUrl;
82    }
83
84    /**
85     *  Set the favicon for this item.
86     *
87     *  @param b    The new bitmap for this item.
88     *              If it is null, will use the default.
89     */
90    /* package */ void setFavicon(Bitmap b) {
91        if (b != null) {
92            mImageView.setImageBitmap(b);
93        } else {
94            mImageView.setImageResource(R.drawable.app_web_browser_sm);
95        }
96    }
97
98    void setFaviconBackground(Drawable d) {
99        mImageView.setBackgroundDrawable(d);
100    }
101
102    /**
103     *  Set the new name for the bookmark item.
104     *
105     *  @param name The new name for the bookmark item.
106     */
107    /* package */ void setName(String name) {
108        if (name == null) {
109            return;
110        }
111
112        mTitle = name;
113
114        if (name.length() > MAX_TEXTVIEW_LEN) {
115            name = name.substring(0, MAX_TEXTVIEW_LEN);
116        }
117
118        mTextView.setText(name);
119    }
120
121    /**
122     *  Set the new url for the bookmark item.
123     *  @param url  The new url for the bookmark item.
124     */
125    /* package */ void setUrl(String url) {
126        if (url == null) {
127            return;
128        }
129
130        mUrl = url;
131
132        url = UrlUtils.stripUrl(url);
133        if (url.length() > MAX_TEXTVIEW_LEN) {
134            url = url.substring(0, MAX_TEXTVIEW_LEN);
135        }
136
137        mUrlText.setText(url);
138    }
139
140    void setEnableScrolling(boolean enable) {
141        mEnableScrolling = enable;
142        setFocusable(mEnableScrolling);
143        setFocusableInTouchMode(mEnableScrolling);
144        requestDisallowInterceptTouchEvent(!mEnableScrolling);
145        requestLayout();
146    }
147
148    @Override
149    public boolean onTouchEvent(MotionEvent ev) {
150        if (mEnableScrolling) {
151            return super.onTouchEvent(ev);
152        }
153        return false;
154    }
155
156    @Override
157    protected void measureChild(View child, int parentWidthMeasureSpec,
158            int parentHeightMeasureSpec) {
159        if (mEnableScrolling) {
160            super.measureChild(child, parentWidthMeasureSpec, parentHeightMeasureSpec);
161            return;
162        }
163
164        final ViewGroup.LayoutParams lp = child.getLayoutParams();
165
166        final int childWidthMeasureSpec = getChildMeasureSpec(parentWidthMeasureSpec,
167                mPaddingLeft + mPaddingRight, lp.width);
168        final int childHeightMeasureSpec = getChildMeasureSpec(parentHeightMeasureSpec,
169                mPaddingTop + mPaddingBottom, lp.height);
170
171        child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
172    }
173
174    @Override
175    protected void measureChildWithMargins(View child,
176            int parentWidthMeasureSpec, int widthUsed,
177            int parentHeightMeasureSpec, int heightUsed) {
178        if (mEnableScrolling) {
179            super.measureChildWithMargins(child, parentWidthMeasureSpec,
180                    widthUsed, parentHeightMeasureSpec, heightUsed);
181            return;
182        }
183
184        final MarginLayoutParams lp = (MarginLayoutParams) child.getLayoutParams();
185
186        final int childWidthMeasureSpec = getChildMeasureSpec(parentWidthMeasureSpec,
187                mPaddingLeft + mPaddingRight + lp.leftMargin + lp.rightMargin
188                        + widthUsed, lp.width);
189        final int childHeightMeasureSpec = getChildMeasureSpec(parentHeightMeasureSpec,
190                mPaddingTop + mPaddingBottom + lp.topMargin + lp.bottomMargin
191                        + heightUsed, lp.height);
192
193        child.measure(childWidthMeasureSpec, childHeightMeasureSpec);
194    }
195}
196