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.util; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.Instrumentation; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.ListView; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Various useful stuff for instrumentation testing listview. 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ListUtil { 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final ListView mListView; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Instrumentation mInstrumentation; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listView The listview to act on 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param instrumentation The instrumentation to use. 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ListUtil(ListView listView, Instrumentation instrumentation) { 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mListView = listView; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation = instrumentation; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the selected position of the list view. 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param pos The desired position. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setSelectedPosition(final int pos) { 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mListView.post(new Runnable() { 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void run() { 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mListView.setSelection(pos); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }); 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.waitForIdleSync(); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get the top of the list. 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getListTop() { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mListView.getListPaddingTop(); 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get the bottom of the list. 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getListBottom() { 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mListView.getHeight() - mListView.getListPaddingBottom(); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Arrow (up or down as appropriate) to the desired position in the list. 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param desiredPos The desired position 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if the position can't be reached within 20 presses. 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void arrowScrollToSelectedPosition(int desiredPos) { 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (desiredPos > mListView.getSelectedItemPosition()) { 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project arrowDownToSelectedPosition(desiredPos); 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project arrowUpToSelectedPosition(desiredPos); 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void arrowDownToSelectedPosition(int position) { 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int maxDowns = 20; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while(mListView.getSelectedItemPosition() < position && --maxDowns > 0) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.sendCharacterSync(KeyEvent.KEYCODE_DPAD_DOWN); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (position != mListView.getSelectedItemPosition()) { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("couldn't get to item after 20 downs"); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void arrowUpToSelectedPosition(int position) { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int maxUps = 20; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while(mListView.getSelectedItemPosition() > position && --maxUps > 0) { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.sendCharacterSync(KeyEvent.KEYCODE_DPAD_UP); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (position != mListView.getSelectedItemPosition()) { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("couldn't get to item after 20 ups"); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 104