19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 171d3165f10b12165f02b7015ac1a817c5f60e6399Neal Nguyenpackage android.widget.scroll; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 191d3165f10b12165f02b7015ac1a817c5f60e6399Neal Nguyenimport android.widget.scroll.ScrollViewButtonsAndLabels; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.test.ActivityInstrumentationTestCase; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.test.suitebuilder.annotation.LargeTest; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.test.suitebuilder.annotation.MediumTest; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.Button; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.LinearLayout; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.ScrollView; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ScrollViewButtonsAndLabelsTest 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project extends ActivityInstrumentationTestCase<ScrollViewButtonsAndLabels> { 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ScrollView mScrollView; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private LinearLayout mLinearLayout; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mScreenBottom; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mScreenTop; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ScrollViewButtonsAndLabelsTest() { 391d3165f10b12165f02b7015ac1a817c5f60e6399Neal Nguyen super("com.android.frameworks.coretests", 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScrollViewButtonsAndLabels.class); 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setUp() throws Exception { 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.setUp(); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollView = getActivity().getScrollView(); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLinearLayout = getActivity().getLinearLayout(); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int origin[] = {0, 0}; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollView.getLocationOnScreen(origin); 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScreenTop = origin[1]; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScreenBottom = origin[1] + mScrollView.getHeight(); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @MediumTest 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testPreconditions() { 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("vertical fading edge width needs to be non-zero for this " 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "test to be worth anything", 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollView.getVerticalFadingEdgeLength() > 0); 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // moving down to something off screen should move the element 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // onto the screen just above the vertical fading edge 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @LargeTest 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testArrowScrollDownOffScreenVerticalFadingEdge() { 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int offScreenIndex = findFirstButtonOffScreenTop2Bottom(); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button firstButtonOffScreen = getActivity().getButton(offScreenIndex); 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < offScreenIndex; i++) { 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInstrumentation().waitForIdleSync(); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue(firstButtonOffScreen.hasFocus()); 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("the button we've moved to off screen must not be the last " 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "button in the scroll view for this test to work (since we " 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "are expecting the fading edge to be there).", 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project offScreenIndex < getActivity().getNumButtons()); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // now we are at the first button off screen 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project firstButtonOffScreen.getLocationOnScreen(buttonLoc); 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonBottom = buttonLoc[1] + firstButtonOffScreen.getHeight(); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int verticalFadingEdgeLength = mScrollView 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .getVerticalFadingEdgeLength(); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals("bottom of button should be verticalFadingEdgeLength " 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "above the bottom of the screen", 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buttonBottom, mScreenBottom - verticalFadingEdgeLength); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // there should be no offset for vertical fading edge 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if the item is the last one on screen 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @LargeTest 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testArrowScrollDownToBottomElementOnScreen() { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int numGroups = getActivity().getNumButtons(); 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button lastButton = getActivity().getButton(numGroups - 1); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals("button needs to be at the very bottom of the layout for " 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "this test to work", 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLinearLayout.getHeight(), lastButton.getBottom()); 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // move down to last button 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numGroups; i++) { 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInstrumentation().waitForIdleSync(); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("last button should have focus", lastButton.hasFocus()); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lastButton.getLocationOnScreen(buttonLoc); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonBottom = buttonLoc[1] + lastButton.getHeight(); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals("button should be at very bottom of screen", 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScreenBottom, buttonBottom); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @LargeTest 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testArrowScrollUpOffScreenVerticalFadingEdge() { 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get to bottom button 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int numGroups = goToBottomButton(); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // go up to first off screen button 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int offScreenIndex = findFirstButtonOffScreenBottom2Top(); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button offScreenButton = getActivity().getButton(offScreenIndex); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int clicksToOffScreenIndex = numGroups - offScreenIndex - 1; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < clicksToOffScreenIndex; i++) { 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendKeys(KeyEvent.KEYCODE_DPAD_UP); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInstrumentation().waitForIdleSync(); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("we want to be at offScreenButton", offScreenButton.hasFocus()); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // top should take into account fading edge 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project offScreenButton.getLocationOnScreen(buttonLoc); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals("top should take into account fading edge", 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScreenTop + mScrollView.getVerticalFadingEdgeLength(), buttonLoc[1]); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @LargeTest 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testArrowScrollUpToTopElementOnScreen() { 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get to bottom button 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int numButtons = goToBottomButton(); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // go back to the top 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numButtons; i++) { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendKeys(KeyEvent.KEYCODE_DPAD_UP); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInstrumentation().waitForIdleSync(); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button topButton = getActivity().getButton(0); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("should be back at top button", topButton.hasFocus()); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project topButton.getLocationOnScreen(buttonLoc); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals("top of top button should be at top of screen; no need to take" 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + " into account vertical fading edge.", 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScreenTop, buttonLoc[1]); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int goToBottomButton() { 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int numButtons = getActivity().getNumButtons(); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button lastButton = getActivity().getButton(numButtons - 1); 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numButtons; i++) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInstrumentation().waitForIdleSync(); 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("we want to be at the last button", lastButton.hasFocus()); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numButtons; 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // search from top to bottom for the first button off screen 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int findFirstButtonOffScreenTop2Bottom() { 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int origin[] = {0, 0}; 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollView.getLocationOnScreen(origin); 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int screenHeight = mScrollView.getHeight(); 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < getActivity().getNumButtons(); i++) { 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button button = getActivity().getButton(i); 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project button.getLocationOnScreen(buttonLoc); 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buttonLoc[1] - origin[1] > screenHeight) { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return i; 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fail("couldn't find first button off screen"); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; // this won't execute, but the compiler needs it 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int findFirstButtonOffScreenBottom2Top() { 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int origin[] = {0, 0}; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollView.getLocationOnScreen(origin); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = getActivity().getNumButtons() - 1; i >= 0; i--) { 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int buttonLoc[] = {0, 0}; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Button button = getActivity().getButton(i); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project button.getLocationOnScreen(buttonLoc); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buttonLoc[1] < 0) { 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return i; 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fail("couldn't find first button off screen"); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; // this won't execute, but the compiler needs it 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 215