Android example source code file (TouchModeFocusableTest.java)

This example Android source code file (TouchModeFocusableTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activityinstrumentationtestcase, android, button, edittext, exception, largetest, mediumtest, override, test, touchmodefocusabletest, ui, view, widget

The TouchModeFocusableTest.java Android example source code

/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.widget.touchmode;

import android.widget.layout.linear.LLEditTextThenButton;
import static android.util.TouchModeFlexibleAsserts.assertInTouchModeAfterTap;
import static android.util.TouchModeFlexibleAsserts.assertInTouchModeAfterClick;

import android.test.ActivityInstrumentationTestCase;
import android.test.suitebuilder.annotation.LargeTest;
import android.test.suitebuilder.annotation.MediumTest;
import android.view.KeyEvent;
import android.widget.Button;
import android.widget.EditText;

/**
 * Some views, like edit texts, can keep and gain focus even when in touch mode.
 */
public class TouchModeFocusableTest extends ActivityInstrumentationTestCase<LLEditTextThenButton> {
    private EditText mEditText;
    private Button mButton;


    public TouchModeFocusableTest() {
        super("com.android.frameworks.coretests", LLEditTextThenButton.class);
    }

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        mEditText = getActivity().getEditText();
        mButton = getActivity().getButton();
    }

    @MediumTest
    public void testPreconditions() {
        assertFalse("should not be in touch mode to start off", mButton.isInTouchMode());
        assertTrue("edit text should have focus", mEditText.isFocused());
        assertTrue("edit text should be focusable in touch mode", mEditText.isFocusableInTouchMode());
    }

    @MediumTest
    public void testClickButtonEditTextKeepsFocus() {
        assertInTouchModeAfterTap(this, mButton);
        assertTrue("should be in touch mode", mButton.isInTouchMode());
        assertTrue("edit text should still have focus", mEditText.isFocused());
    }

    @LargeTest
    public void testClickEditTextGivesItFocus() {
        // go down to button
        sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
        assertTrue("button should have focus", mButton.isFocused());

        assertInTouchModeAfterClick(this, mEditText);
        assertTrue("clicking edit text should have entered touch mode", mButton.isInTouchMode());
        assertTrue("clicking edit text should have given it focus", mEditText.isFocused());
    }


    // entering touch mode takes focus away from the currently focused item if it
    // isn't focusable in touch mode.
    @LargeTest
    public void testEnterTouchModeGivesFocusBackToFocusableInTouchMode() {
        sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);

        assertTrue("button should have focus",
                mButton.isFocused());
        
        assertInTouchModeAfterClick(this, mButton);
        assertTrue("should be in touch mode", mButton.isInTouchMode());
        assertNull("nothing should have focus", getActivity().getCurrentFocus());
        assertFalse("layout should not have focus",
                getActivity().getLayout().hasFocus());
    }
}