1 /*
2  * Copyright (C) 2007 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 
17 package android.widget.scroll;
18 
19 import android.app.Activity;
20 import android.graphics.Rect;
21 import android.os.Bundle;
22 import android.view.View;
23 import android.widget.Button;
24 import android.widget.TextView;
25 
26 import com.android.frameworks.coretests.R;
27 
28 public class RequestRectangleVisibleWithInternalScroll extends Activity {
29 
30     private int scrollYofBlob = 52;
31 
32     private TextView mTextBlob;
33     private Button mScrollToBlob;
34 
35 
getScrollYofBlob()36     public int getScrollYofBlob() {
37         return scrollYofBlob;
38     }
39 
40 
getTextBlob()41     public TextView getTextBlob() {
42         return mTextBlob;
43     }
44 
45 
getScrollToBlob()46     public Button getScrollToBlob() {
47         return mScrollToBlob;
48     }
49 
onCreate(Bundle icicle)50     protected void onCreate(Bundle icicle) {
51         super.onCreate(icicle);
52 
53         setContentView(R.layout.scroll_to_rect_with_internal_scroll);
54 
55         mTextBlob = findViewById(R.id.blob);
56         mTextBlob.scrollBy(0, scrollYofBlob);
57 
58 
59         mScrollToBlob = findViewById(R.id.scrollToBlob);
60         mScrollToBlob.setOnClickListener(new View.OnClickListener() {
61 
62             public void onClick(View v) {
63 
64                 // the rect we want to make visible is offset to match
65                 // the internal scroll
66                 Rect rect = new Rect();
67                 rect.set(0, 0, 0, mTextBlob.getHeight());
68                 rect.offset(0, mTextBlob.getScrollY());
69                 mTextBlob.requestRectangleOnScreen(rect);
70             }
71         });
72     }
73 
74 
75 }
76