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      1 /*
      2  * Copyright (C) 2015 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.espresso;
     18 
     19 import android.support.test.espresso.UiController;
     20 import android.support.test.espresso.ViewAction;
     21 import android.support.test.espresso.action.CoordinatesProvider;
     22 import android.support.test.espresso.action.MotionEvents;
     23 import android.support.test.espresso.action.MotionEvents.DownResultHolder;
     24 import android.support.test.espresso.action.Press;
     25 import android.support.test.espresso.action.Tapper;
     26 import android.view.InputDevice;
     27 import android.view.MotionEvent;
     28 import android.view.View;
     29 import android.view.ViewConfiguration;
     30 
     31 import org.hamcrest.Matcher;
     32 
     33 /**
     34  * ViewAction for performing an click on View by a mouse.
     35  */
     36 public final class MouseClickAction implements ViewAction {
     37     private final ViewClickAction mViewClickAction;
     38     @MouseUiController.MouseButton
     39     private final int mButton;
     40 
     41     public enum CLICK implements Tapper {
     42         TRIPLE {
     43             @Override
     44             public Tapper.Status sendTap(UiController uiController, float[] coordinates,
     45                     float[] precision, int inputDevice, int buttonState) {
     46                 Tapper.Status stat = sendSingleTap(uiController, coordinates, precision,
     47                         inputDevice, buttonState);
     48                 boolean warning = false;
     49                 if (stat == Tapper.Status.FAILURE) {
     50                     return Tapper.Status.FAILURE;
     51                 } else if (stat == Tapper.Status.WARNING) {
     52                     warning = true;
     53                 }
     54 
     55                 long doubleTapMinimumTimeout = ViewConfiguration.getDoubleTapMinTime();
     56                 for (int i = 0; i < 2; i++) {
     57                     if (0 < doubleTapMinimumTimeout) {
     58                         uiController.loopMainThreadForAtLeast(doubleTapMinimumTimeout);
     59                     }
     60                     stat = sendSingleTap(uiController, coordinates, precision, inputDevice,
     61                             buttonState);
     62                     if (stat == Tapper.Status.FAILURE) {
     63                         return Tapper.Status.FAILURE;
     64                     } else if (stat == Tapper.Status.WARNING) {
     65                         warning = true;
     66                     }
     67                 }
     68 
     69                 if (warning) {
     70                     return Tapper.Status.WARNING;
     71                 } else {
     72                     return Tapper.Status.SUCCESS;
     73                 }
     74             }
     75 
     76             @Override
     77             public Tapper.Status sendTap(UiController uiController, float[] coordinates,
     78                     float[] precision) {
     79                 return sendTap(uiController, coordinates, precision, InputDevice.SOURCE_UNKNOWN,
     80                         MotionEvent.BUTTON_PRIMARY);
     81             }
     82         };
     83 
     84         private static Tapper.Status sendSingleTap(UiController uiController,
     85                 float[] coordinates, float[] precision, int inputDevice, int buttonState) {
     86             DownResultHolder res = MotionEvents.sendDown(uiController, coordinates, precision,
     87                     inputDevice, buttonState);
     88             try {
     89                 if (!MotionEvents.sendUp(uiController, res.down)) {
     90                     MotionEvents.sendCancel(uiController, res.down);
     91                     return Tapper.Status.FAILURE;
     92                 }
     93             } finally {
     94                 res.down.recycle();
     95             }
     96             return res.longPress ? Tapper.Status.WARNING : Tapper.Status.SUCCESS;
     97         }
     98     };
     99 
    100     public MouseClickAction(Tapper tapper, CoordinatesProvider coordinatesProvider) {
    101         this(tapper, coordinatesProvider, MotionEvent.BUTTON_PRIMARY);
    102     }
    103 
    104     /**
    105      * Constructs MouseClickAction
    106      *
    107      * @param tapper the tapper
    108      * @param coordinatesProvider the provider of the event coordinates
    109      * @param button the mouse button used to send motion events
    110      */
    111     public MouseClickAction(Tapper tapper, CoordinatesProvider coordinatesProvider,
    112             @MouseUiController.MouseButton int button) {
    113         mViewClickAction = new ViewClickAction(tapper, coordinatesProvider, Press.PINPOINT);
    114         mButton = button;
    115     }
    116 
    117     @Override
    118     public Matcher<View> getConstraints() {
    119         return mViewClickAction.getConstraints();
    120     }
    121 
    122     @Override
    123     public String getDescription() {
    124         return mViewClickAction.getDescription();
    125     }
    126 
    127     @Override
    128     public void perform(UiController uiController, View view) {
    129         mViewClickAction.perform(new MouseUiController(uiController, mButton), view);
    130     }
    131 }
    132