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GridTouchSetSelectionTest.javaAPI DocAndroid 1.5 API2615Wed May 06 22:42:02 BST 2009com.android.frameworktest.gridview.touch

GridTouchSetSelectionTest

public class GridTouchSetSelectionTest extends android.test.ActivityInstrumentationTestCase
Tests setting the selection in touch mode

(Omit source code)

Fields Summary
private com.android.frameworktest.gridview.GridSimple
mActivity
private android.widget.GridView
mGridView
Constructors Summary
public GridTouchSetSelectionTest()

        super("com.android.frameworktest", GridSimple.class);
Methods Summary
protected voidsetUp()

        super.setUp();

        mActivity = getActivity();
        mGridView = getActivity().getGridView();
public voidtestPreconditions()

        assertNotNull(mActivity);
        assertNotNull(mGridView);
public voidtestSetSelection()

        TouchUtils.dragQuarterScreenDown(this);
        TouchUtils.dragQuarterScreenUp(this);
        
        // Nothing should be selected
        assertEquals("Selection still available after touch", -1, 
                mGridView.getSelectedItemPosition());
        
        final int targetPosition = mGridView.getAdapter().getCount() / 2;
        
        mActivity.runOnUiThread(new Runnable() {
            public void run() {
                mGridView.setSelection(targetPosition);
            }
        });
        getInstrumentation().waitForIdleSync();
        
        boolean found = false;
        int childCount = mGridView.getChildCount();
        for (int i=0; i<childCount; i++) {
            View child = mGridView.getChildAt(i);
            if (child.getId() == targetPosition) {
                found = true;
                break;
            }
        }
        assertTrue("Selected item not visible in list", found);