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A Java library that wraps the MS UIAutomation library.
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/*
* Copyright 2016-17 [email protected]
*
* 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 mmarquee.automation.controls;
import com.sun.jna.Pointer;
import com.sun.jna.platform.win32.COM.Unknown;
import com.sun.jna.platform.win32.WinDef;
import com.sun.jna.ptr.PointerByReference;
import mmarquee.automation.*;
import mmarquee.automation.pattern.Window;
import mmarquee.automation.pattern.*;
import mmarquee.uiautomation.OrientationType;
import mmarquee.uiautomation.TreeScope;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
/**
* The base for automation.
*
* @author Mark Humphreys
* Date 26/01/2016.
*/
public abstract class AutomationBase
implements Automatable, CanRequestBasePattern {
/**
* The logger.
*/
private final Logger logger =
LogManager.getLogger(AutomationBase.class.getName());
/**
* Gets the logger.
* @return The logger
*/
public Logger getLogger() {
return this.logger;
}
/**
* The automation element.
*/
private Element element;
/**
* The automation library wrapper.
*/
private UIAutomation automation;
/**
* Gets the automation wrapper.
* @return The automation library
*/
public UIAutomation getAutomation() {
return this.automation;
}
/**
* The basic IAccessible pattern.
*/
private LegacyIAccessible accessible;
/**
* The available Patterns.
*/
protected final Map, BasePattern>
automationPatterns = new HashMap<>();
/**
* The pattern access monitor.
*/
private Object patternAccessMonitor = new Object();
/**
* Constructor for the AutomationBase.
*
* @param builder The builder
*/
public AutomationBase(final ElementBuilder builder) {
this.element = builder.getElement();
if (builder.getHasAutomation()) {
this.automation = builder.getInstance();
} else {
this.automation = UIAutomation.getInstance();
}
for (final BasePattern pattern: builder.getAutomationPatterns()) {
setAutomationPattern(pattern);
}
}
/**
* for testing purposes.
*
* @param pattern The pattern to look for
*/
void setAutomationPattern(final BasePattern pattern) {
this.automationPatterns.put(pattern.getPatternClass(), pattern);
}
/**
* Gets the underlying automation element.
*
* @return The automation element.
*/
public Element getElement() {
return this.element;
}
/**
* Throws an exception if the element's class name does not equal the
* expected one.
*
* @param expectedClassName the expected className.
* @throws AutomationException if automation access failed.
*/
protected void assertClassName(final String expectedClassName)
throws AutomationException {
if (element == null) {
throw new ElementNotFoundException("null");
}
String cName = element.getClassName();
if ((cName == null && expectedClassName == null)
|| (cName != null && cName.equals(expectedClassName))) {
return;
}
throw new ElementNotFoundException(
expectedClassName + "(instead: " + cName + ")");
}
/**
* Checks whether a pattern is available. Can be used if no BasePattern
* class is available for the pattern, yet. Tries to get the matching
* propertyId to check for availability of for the given PatternId
*
* @param patternId
* the Pattern ID to test for
* @return True if available.
*
*/
public boolean isAutomationPatternAvailable(final PatternID patternId) {
try {
final String patternIdName = patternId.name();
final String patternIdNameText =
patternIdName.replaceAll("\\d", "");
final String patternIdNameVersion =
patternIdName.replaceAll("\\D", "");
final String propertyName =
String.format("Is%sPattern%sAvailable",
patternIdNameText, patternIdNameVersion);
final PropertyID propertyId = PropertyID.valueOf(propertyName);
final Object propertyValue =
this.element.getPropertyValue(propertyId.getValue());
return BaseAutomation.isPropertyValueTrue(propertyValue);
} catch (AutomationException ex) {
return false;
}
}
/**
* Checks whether a pattern is available. Can be used if no BasePattern
* class is available for the pattern, yet. Tries to get the matching
* propertyId to check for availability of for the given PatternId
*
* @param patternIdValue
* the numerical id of the pattern to test for
* @return True if available.
*
*/
public boolean isAutomationPatternAvailable(final int patternIdValue) {
for (final PatternID patternId: PatternID.values()) {
if (patternId.getValue() == patternIdValue) {
return isAutomationPatternAvailable(patternId);
}
}
throw new IllegalArgumentException(
"No PatternID constant defined for patternId " + patternIdValue);
}
/**
* Checks whether a pattern is available.
*
* @param patternClass pattern to search for.
* @return True if available.
*
*/
public boolean isAutomationPatternAvailable(
final Class patternClass) {
try {
return requestAutomationPattern(patternClass).isAvailable();
} catch (AutomationException ex) {
return false;
}
}
/**
* Is the dock pattern available.
*
* @return Yes or no.
*/
public boolean isDockPatternAvailable() {
return isAutomationPatternAvailable(Dock.class);
}
/**
* Is the expand/collapse pattern available.
*
* @return Yes or no.
*/
public boolean isExpandCollapsePatternAvailable() {
return isAutomationPatternAvailable(ExpandCollapse.class);
}
/**
* Is the legacy accessible pattern available.
*
* @return Yes or no.
*/
public boolean isLegacyIAccessiblePatternAvailable() {
return isAutomationPatternAvailable(LegacyIAccessible.class);
}
/**
* Is the grid item pattern available.
*
* @return Yes or no.
*/
public boolean isGridItemPatternAvailable() {
return isAutomationPatternAvailable(GridItem.class);
}
/**
* Is the multiple view pattern available.
*
* @return Yes or no.
*/
public boolean isMultipleViewPatternAvailable() {
return isAutomationPatternAvailable(MultipleView.class);
}
/**
* Is the invoke pattern available.
*
* @return Yes or no.
*/
public boolean isInvokePatternAvailable() {
return isAutomationPatternAvailable(Invoke.class);
}
/**
* Is the grid pattern available.
*
* @return Yes or no.
*/
public boolean isGridPatternAvailable() {
return isAutomationPatternAvailable(Grid.class);
}
/**
* Is the range value pattern available.
*
* @return Yes or no.
*/
public boolean isRangeValuePatternAvailable() {
return isAutomationPatternAvailable(Range.class);
}
/**
* Is the scroll pattern available.
*
* @return Yes or no.
*/
public boolean isScrollPatternAvailable() {
return isAutomationPatternAvailable(Scroll.class);
}
/**
* Is the selection item pattern available.
*
* @return Yes or no.
*/
public boolean isSelectionItemPatternAvailable() {
return isAutomationPatternAvailable(SelectionItem.class);
}
/**
* Is the scroll item pattern available.
*
* @return Yes or no.
*/
public boolean isScrollItemPatternAvailable() {
return isAutomationPatternAvailable(ScrollItem.class);
}
/**
* Is the window pattern available.
*
* @return Yes or no.
*/
public boolean isWindowPatternAvailable() {
return isAutomationPatternAvailable(Window.class);
}
/**
* Is the text pattern available.
*
* @return Yes or no.
*/
public boolean isTextPatternAvailable() {
return isAutomationPatternAvailable(Text.class);
}
/**
* Is the table item pattern available.
*
* @return Yes or no.
*/
public boolean isTableItemPatternAvailable() {
return isAutomationPatternAvailable(TableItem.class);
}
/**
* Checks whether a pattern is available (old style).
*
* @param property pattern to search for.
* @return True if available.
*/
private boolean isPatternAvailable(final PropertyID property) {
try {
return !this.element.getPropertyValue(property.getValue()).equals(0);
} catch (AutomationException ex) {
return false;
}
}
/**
* Is the table pattern available.
*
* @return Yes or no.
*/
public boolean isTablePatternAvailable() {
return isPatternAvailable(PropertyID.IsTablePatternAvailable);
}
/**
* Is the selection pattern available.
*
* @return Yes or no.
*/
public boolean isSelectionPatternAvailable() {
return isAutomationPatternAvailable(Selection.class);
}
/**
* Is the transform pattern available.
*
* @return Yes or no.
*/
public boolean isTransformPatternAvailable() {
return isAutomationPatternAvailable(Transform.class);
}
/**
* Is the toggle pattern available.
*
* @return Yes or no.
*/
public boolean isTogglePatternAvailable() {
return isAutomationPatternAvailable(Toggle.class);
}
/**
* Is the item container pattern available.
*
* @return Yes or no.
*/
public boolean isItemContainerPatternAvailable() {
return isAutomationPatternAvailable(ItemContainer.class);
}
/**
* Is the value pattern available.
*
* @return Yes or no.
*/
public boolean isValuePatternAvailable() {
return isAutomationPatternAvailable(Value.class);
}
/**
* Is the control off screen.
*
* @return OFF screen.
*/
public boolean isOffScreen() {
try {
final Object propertyValue = this.element.getPropertyValue(PropertyID.IsOffscreen.getValue());
return BaseAutomation.isPropertyValueTrue(propertyValue);
} catch (AutomationException ex) {
return false;
}
}
/**
* Gets a clickable point for the control.
*
* This is manufactured by getting the bounding rect and finding the middle point.
*
* @return The clickable point.
* @throws AutomationException Error in automation library.
*/
public WinDef.POINT getClickablePoint() throws AutomationException {
return this.element.getClickablePoint();
}
/**
* Gets the processID of the element.
*
* @return The processId for the element.
* @throws AutomationException Error in automation library.
*/
public Object getProcessId() throws AutomationException {
return this.element.getProcessId();
}
/**
* Gets the framework used by the element.
*
* @return The framework object (really a string).
* @throws AutomationException Error in automation library.
*/
public Object getFramework() throws AutomationException {
return this.element.getPropertyValue(PropertyID.FrameworkId.getValue());
}
/**
* Gets the name associated with this element.
*
* @return The name of the element.
* @throws AutomationException Error in automation library.
*/
public String getName() throws AutomationException {
return this.element.getName();
}
// /**
// * Sets the name of the element
// * @param name The name to be set.
// */
// public void setName(String name) {
// this.element.setName(name);
// }
/**
* Finds all of the elements that are associated with this element.
*
* @return List List of elements.
* @throws AutomationException Something is up with automation.
*/
protected List findAll() throws AutomationException {
return this.findAll(new TreeScope(TreeScope.CHILDREN));
}
/**
* Finds the first match for the condition.
*
* @param scope The scope of where to look.
* @param condition The condition to use.
* @return The found Element.
* @throws AutomationException An error has occurred in automation.
*/
protected Element findFirst(final TreeScope scope,
final PointerByReference condition)
throws AutomationException {
return this.element.findFirst(scope, condition);
}
/**
* Finds all of the elements that are associated with the given condition.
*
* @param scope The scope of where to look.
* @return List list of all the elements found.
* @throws AutomationException Something is wrong in automation.
*/
protected List findAll(final TreeScope scope)
throws AutomationException {
PointerByReference condition = this.createTrueCondition();
return this.findAll(scope, condition);
}
/**
* Creates a true condition.
*
* @return The true condition.
* @throws AutomationException Something is up with automation.
*/
protected PointerByReference createTrueCondition() throws AutomationException {
return this.automation.createTrueCondition();
}
/**
* Creates a name property condition.
*
* @param name The name to use.
* @return The condition..
* @throws AutomationException Something has gone wrong.
*/
protected PointerByReference createNamePropertyCondition(final String name)
throws AutomationException {
return this.automation.createNamePropertyCondition(name);
}
/**
* Creates an automation ID property condition.
*
* @param automationId The automation ID to use
* @return The condition
* @throws AutomationException Something has gone wrong
*/
protected PointerByReference createAutomationIdPropertyCondition(
final String automationId)
throws AutomationException {
return this.automation.createAutomationIdPropertyCondition(automationId);
}
/**
* Creates a control type property condition.
*
* @param id The control type to use.
* @return The condition.
* @throws AutomationException Something has gone wrong.
*/
protected PointerByReference createControlTypeCondition(final ControlType id)
throws AutomationException {
return this.automation.createControlTypeCondition(id);
}
/**
* Creates a class name property condition.
*
* @param className The class name to use.
* @return The condition
* @throws AutomationException Something has gone wrong.
*/
protected PointerByReference createClassNamePropertyCondition(
final String className)
throws AutomationException {
return this.automation.createClassNamePropertyCondition(className);
}
/**
* Creates an AND condition.
*
* @param condition1 First condition.
* @param condition2 Second condition.
* @return The And condition.
* @throws AutomationException Error in automation.
*/
protected PointerByReference createAndCondition(
final PointerByReference condition1,
final PointerByReference condition2)
throws AutomationException {
return this.automation.createAndCondition(condition1, condition2);
}
/**
* Finds all of the elements that are associated with the given condition.
*
* @param scope The scope of where to look
* @param condition The condition to check
* @return IUIAutomationElementArray
* @throws AutomationException Error in automation library
*/
protected java.util.List findAll(
final TreeScope scope,
final PointerByReference condition)
throws AutomationException {
return this.element.findAll(scope, condition);
}
/**
* Is the control enabled.
*
* @return Enabled?
* @throws AutomationException Something is wrong in automation
*/
public boolean isEnabled() throws AutomationException {
return this.element.isEnabled();
}
/**
* Gets the bounding rectangle of the control.
*
* @return The bounding rectangle
* @throws AutomationException Something is wrong in automation
*/
public WinDef.RECT getBoundingRectangle() throws AutomationException {
return this.element.getBoundingRectangle();
}
/**
* Get the native window handle.
*
* @return The handle
* @throws AutomationException Something is wrong in automation
*/
public WinDef.HWND getNativeWindowHandle() throws AutomationException {
Object value =
this.element.getPropertyValue(
PropertyID.NativeWindowHandle.getValue());
return new WinDef.HWND(Pointer.createConstant(
Integer.valueOf(value.toString())));
}
/**
* Gets the ARIA role of the element.
*
* @return The ARIA role
* @throws AutomationException Something is wrong in automation
*/
public String getAriaRole() throws AutomationException {
return this.element.getAriaRole();
}
/**
* The current orientation of the element.
*
* @return The orientation
* @throws AutomationException Something has gone wrong
*/
public OrientationType getOrientation() throws AutomationException {
return this.element.getOrientation();
}
/**
* Gets the current class name.
*
* @return The class name
* @throws AutomationException Something has gone wrong
*/
public String getClassName() throws AutomationException {
return this.element.getClassName();
}
/**
* Gets the runtime id.
*
* @return The runtime id
* @throws AutomationException Throws big error, so not implemented
*/
/*
public int[] getRuntimeId() throws AutomationException {
throw new AutomationException("Not supported");
return this.element.getRuntimeId();
}
*/
/**
* Gets the current framework ID for the element.
*
* @return The framework id
* @throws AutomationException Something is wrong in automation
*/
public String getFrameworkId() throws AutomationException {
return this.element.getFrameworkId();
}
/**
* Gets the current provider description.
*
* @return The provider description
* @throws AutomationException Something is wrong in automation
*/
public String getProviderDescription() throws AutomationException {
return this.element.getProviderDescription();
}
/**
* Gets the current item status.
*
* @return The item status
* @throws AutomationException Something is wrong in automation
*/
public String getItemStatus() throws AutomationException {
return this.element.getItemStatus();
}
/**
* Gets the current accelerator key for the element.
*
* @return The key
* @throws AutomationException Something is wrong in automation
*/
public String getAcceleratorKey() throws AutomationException {
return this.element.getAcceleratorKey();
}
/**
* Shows the context menu for the control.
*
* @throws AutomationException Failed to get the correct interface
*/
public void showContextMenu() throws AutomationException {
this.element.showContextMenu();
}
/**
* Creates an Unknown object from the pointer.
*
* Allows Mockito to be used to create Unknown objects
*
* @param pvInstance The pointer to use
* @return An Unknown object
*/
public Unknown makeUnknown(final Pointer pvInstance) {
return new Unknown(pvInstance);
}
/**
*
* Invokes the click event for this control.
*
* @throws AutomationException Error in the automation library
* @throws PatternNotFoundException Could not find the invoke pattern
*/
public void invoke() throws AutomationException {
final Invoke invokePattern = requestAutomationPattern(Invoke.class);
if (invokePattern.isAvailable()) {
invokePattern.invoke();
} else {
throw new PatternNotFoundException("Invoke could not be called");
}
}
/**
* Gets child Elements.
*
* @param deep set to true to get also children of children
* @return The matching element
* @throws AutomationException Did not find the element
*/
protected List getChildElements(final boolean deep)
throws AutomationException {
return this.findAll(
new TreeScope(deep ? TreeScope.DESCENDANTS :
TreeScope.CHILDREN),
this.createTrueCondition());
}
// TreeScope.Parent is not yet supported,
// see https://docs.microsoft.com/en-us/dotnet/api/system.windows.automation.treescope
// /**
// * Gets the parent element
// *
// * @return The matching element
// * @throws AutomationException Did not find the element
// */
// protected Element getParentElement() throws AutomationException {
// return this.findFirst(new TreeScope(TreeScope.Parent), this.createTrueCondition());
// }
/**
* Gets child controls.
*
* @param deep set to true to get also children of children
* @return The matching element
* @throws AutomationException Did not find the element
* @throws PatternNotFoundException Expected pattern not found
*/
public List getChildren(final boolean deep)
throws AutomationException, PatternNotFoundException {
List elements = this.getChildElements(deep);
List collection = new LinkedList<>();
for (Element el: elements) {
collection.add(AutomationControlFactory.get(this, el));
}
return collection;
}
/**
* Gets the metadata associated with the element.
* @return The metadata
* @throws AutomationException Library exception
*/
public Object getMetadata() throws AutomationException {
return this.getElement().getCurrentMetadataValue();
}
/**
* Tries to get the full description.
* @return The full description
* @throws AutomationException Something has gone wrong
*/
public String getDescription() throws AutomationException {
return this.element.getFullDescription();
}
/**
*
* Gets the specified pattern for this control from the underlying Windows
* API.
*
* @return Returns the IUIAutomationInvokePattern associated with this
* control, or null if not available
* @throws PatternNotFoundException Pattern is not found
* @throws AutomationException Error in automation library
*/
@Override
public T requestAutomationPattern(
final Class automationPatternClass) throws AutomationException {
synchronized (patternAccessMonitor) {
@SuppressWarnings("unchecked")
T automationPattern = (T) automationPatterns.get(automationPatternClass);
if (automationPattern == null) {
automationPattern =
this.element.getProvidedPattern(automationPatternClass);
if (automationPattern == null) {
try {
automationPattern =
automationPatternClass.getConstructor(
Element.class)
.newInstance(this.element);
} catch (Throwable e) {
e = getInnerException(e);
if (e instanceof AutomationException) {
throw (AutomationException) e;
}
throw new AutomationException(e);
}
}
automationPatterns.put(automationPatternClass, automationPattern);
}
return automationPattern;
}
}
/**
* Gets the inner exception.
*
* @param e The throwable
* @return The inner exception from the input throwable
*/
private Throwable getInnerException(final Throwable e) {
if (e instanceof InvocationTargetException) {
return getInnerException(e.getCause());
}
return e;
}
}