Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

391 lines (319 sloc) 12.599 kb
//
// QCUIElement.m
// QuickCursor
//
// Created by Jesse Grosjean on 11/28/07.
// Copyright 2007 Hog Bay Software. All rights reserved.
//
#import "QCUIElement.h"
#import "NSPasteboard_Extensions.h"
@implementation QCUIElement
#pragma mark Class Methods
+ (QCUIElement *)systemWideElement {
static QCUIElement* systemWideQCUIElement = nil;
if (!systemWideQCUIElement) {
systemWideQCUIElement = [[QCUIElement alloc] initWithAXUIElementRef:AXUIElementCreateSystemWide()];
}
return systemWideQCUIElement;
}
+ (QCUIElement *)focusedElement {
return [[self systemWideElement] valueForAttribute:(NSString *)kAXFocusedUIElementAttribute];
}
#pragma mark Init
- (id)initWithAXUIElementRef:(AXUIElementRef)aUIElementRef {
if (self = [super init]) {
uiElementRef = CFRetain(aUIElementRef);
}
return self;
}
- (void)dealloc {
CFRelease(uiElementRef);
[super dealloc];
}
#pragma mark Attributes
- (pid_t)processID {
pid_t theAppPID = 0;
if (AXUIElementGetPid(uiElementRef, &theAppPID) == kAXErrorSuccess) {
return theAppPID;
}
return -1;
}
- (NSString *)processName {
pid_t theAppPID = 0;
ProcessSerialNumber theAppPSN = {0,0};
NSString * theAppName = NULL;
if (AXUIElementGetPid(uiElementRef, &theAppPID) == kAXErrorSuccess
&& GetProcessForPID(theAppPID, &theAppPSN) == noErr
&& CopyProcessName(&theAppPSN, (CFStringRef *)&theAppName) == noErr) {
return theAppName;
}
return nil;
}
- (QCUIElement *)application {
QCUIElement *uiElement = self;
while (uiElement && ![[uiElement role] isEqualToString:(NSString *)kAXApplicationRole]) {
uiElement = uiElement.parent;
}
return uiElement;
}
- (QCUIElement *)menuBar {
return [[self application] valueForAttribute:(NSString *)kAXMenuBarAttribute];
}
- (QCUIElement *)topLevelUIElement {
return [self valueForAttribute:(NSString *)kAXTopLevelUIElementAttribute];
}
- (QCUIElement *)window {
return [self valueForAttribute:(NSString *)kAXWindowAttribute];
}
- (QCUIElement *)parent {
return [self valueForAttribute:(NSString *)kAXParentAttribute];
}
- (NSArray *)children {
return [self valueForAttribute:(NSString *)kAXChildrenAttribute];
}
- (NSString *)title {
return [self valueForAttribute:(NSString *)kAXTitleAttribute];
}
- (NSString *)role {
return [self valueForAttribute:(NSString *)kAXRoleAttribute];
}
- (BOOL)enabled {
return [[self valueForAttribute:(NSString *)kAXEnabledAttribute] boolValue];
}
- (BOOL)isEditableTextArea {
CFTypeRef focusedAttribute;
AXError error = AXUIElementCopyAttributeValue(uiElementRef, kAXFocusedAttribute, &focusedAttribute);
if (error != kAXErrorSuccess) {
return NO;
}
if (!CFBooleanGetValue(focusedAttribute)) return NO;
NSString *role = [self role];
return [role isEqualToString:(NSString *)kAXTextAreaRole] || [role isEqualToString:(NSString *)kAXTextFieldRole] || [role isEqualToString:@"AXWebArea"];
}
- (id)value {
return [self valueForAttribute:(NSString *)kAXValueAttribute];
}
- (BOOL)setValue:(id)value {
return [self setValue:value forAttribute:(NSString *)kAXValueAttribute];
}
- (NSArray *)attributeNames {
NSArray* attributeNames;
AXUIElementCopyAttributeNames(uiElementRef, (CFArrayRef *)&attributeNames);
return [(id)attributeNames autorelease];
}
- (id)valueForAttribute:(NSString *)attributeName {
id result = nil;
CFTypeRef theValue;
AXError error = AXUIElementCopyAttributeValue(uiElementRef, (CFStringRef)attributeName, &theValue);
if (error != kAXErrorSuccess) {
return nil;
}
if (AXValueGetType(theValue) == kAXValueCGPointType) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (AXValueGetType(theValue) == kAXValueCGSizeType) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (AXValueGetType(theValue) == kAXValueCGRectType) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (AXValueGetType(theValue) == kAXValueCFRangeType) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (CFGetTypeID(theValue) == CFBooleanGetTypeID()) {
result = [NSNumber numberWithBool:theValue == kCFBooleanTrue];
} else if (CFGetTypeID(theValue) == AXUIElementGetTypeID()) {
result = [[[QCUIElement alloc] initWithAXUIElementRef:theValue] autorelease];
} else if (CFGetTypeID(theValue) == CFArrayGetTypeID()) {
CFIndex count = CFArrayGetCount(theValue);
NSMutableArray *children = [NSMutableArray arrayWithCapacity:count];
for (CFIndex i = 0; i < count; i++) {
[children addObject:[[[QCUIElement alloc] initWithAXUIElementRef:CFArrayGetValueAtIndex(theValue, i)] autorelease]];
}
result = children;
} else {
result = [[[(id)theValue description] copy] autorelease];
}
CFRelease(theValue);
return result;
/*
if (theValue) {
if (AXValueGetType(theValue) != kAXValueIllegalType) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (CFGetTypeID(theValue) == CFArrayGetTypeID()) {
NSLog(@"unimplemented, should not be used by QuickCursor");
} else if (CFGetTypeID(theValue) == AXUIElementGetTypeID()) {
return [[QCUIElement alloc] initWithAXUIElementRef:theValue];
} else {
return [(id)theValue description];
}
}
*/
}
- (BOOL)setValue:(id)newValue forAttribute:(NSString *)attributeName {
Boolean settableFlag = false;
AXUIElementIsAttributeSettable(uiElementRef, (CFStringRef)attributeName, &settableFlag);
if (!settableFlag) {
NSLog(@"%@ is not a writeable attribute", attributeName);
return NO;
}
CFTypeRef theOldValue = NULL;
CFTypeRef theNewValue = NULL;
AXError error = AXUIElementCopyAttributeValue(uiElementRef, (CFStringRef)attributeName, &theOldValue);
if (error != kAXErrorSuccess) {
NSLog(@"error in AXUIElementCopyAttributeValue for attribute %@", attributeName);
return NO;
}
if (theOldValue) {
/*if (AXValueGetType(theOldValue) == kAXValueCGPointType) { // CGPoint
CGPoint point;
theNewValue = AXValueCreate(kAXValueCGPointType, (const void *)&point);
if (theNewValue) {
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, theNewValue );
CFRelease(theNewValue);
}
} else if (AXValueGetType(theOldValue) == kAXValueCGSizeType) { // CGSize
CGSize size;
theNewValue = AXValueCreate( kAXValueCGSizeType, (const void *)&size );
if (theNewValue) {
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, theNewValue );
CFRelease( theNewValue );
}
} else if (AXValueGetType(theOldValue) == kAXValueCGRectType) { // CGRect
CGRect rect;
theNewValue = AXValueCreate( kAXValueCGRectType, (const void *)&rect );
if (theNewValue) {
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, theNewValue );
CFRelease( theNewValue );
}
} else if (AXValueGetType(theOldValue) == kAXValueCFRangeType) { // CFRange
CFRange range;
theNewValue = AXValueCreate( kAXValueCFRangeType, (const void *)&range );
if (theNewValue) {
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, theNewValue );
CFRelease( theNewValue );
}
} else*/ if (CFGetTypeID(theOldValue) == CFBooleanGetTypeID()) {
if ([newValue boolValue]) {
theNewValue = kCFBooleanTrue;
} else {
theNewValue = kCFBooleanFalse;
}
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, theNewValue);
} else if ([(id)theOldValue isKindOfClass:[NSString class]]) { // NSString
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, newValue);
} else if ([(id)theOldValue isKindOfClass:[NSValue class]]) { // NSValue
error = AXUIElementSetAttributeValue(uiElementRef, (CFStringRef)attributeName, [NSNumber numberWithLong:[newValue intValue]] );
}
CFRelease(theOldValue);
}
if (error != kAXErrorSuccess) {
NSLog(@"error in AXUIElementSetAttributeValue for attribute %@", attributeName);
return NO;
}
return YES;
}
#pragma mark Process
- (BOOL)activateProcess {
pid_t theAppPID = 0;
ProcessSerialNumber theAppPSN = {0,0};
if (AXUIElementGetPid(uiElementRef, &theAppPID) == kAXErrorSuccess && GetProcessForPID(theAppPID, &theAppPSN) == noErr && SetFrontProcess(&theAppPSN) == noErr) {
return YES;
}
return NO;
}
- (QCUIElement *)menuItemWithShortCut:(NSString *)shortCut modifiers:(NSString *)modifiers searchingIn:(QCUIElement *)aMenu {
if ([shortCut isEqualToString:[aMenu valueForAttribute:(NSString *)kAXMenuItemCmdCharAttribute]]) {
if ([[aMenu valueForAttribute:(NSString *)kAXMenuItemCmdModifiersAttribute] isEqual:modifiers]) {
return aMenu;
}
}
for (QCUIElement *eachMenuItem in aMenu.children) {
QCUIElement *eachSearched = [self menuItemWithShortCut:shortCut modifiers:modifiers searchingIn:eachMenuItem];
if (eachSearched) {
return eachSearched;
}
}
return nil;
}
- (QCUIElement *)menuItemWithShortCut:(NSString *)shortCut modifiers:(NSString *)modifiers {
QCUIElement *menuBar = [self menuBar];
NSArray *menuBarItems = [menuBar children];
QCUIElement *editMenu = [[[menuBarItems objectAtIndex:3] children] lastObject];
QCUIElement *found = [self menuItemWithShortCut:shortCut modifiers:modifiers searchingIn:editMenu];
if (!found) {
found = [self menuItemWithShortCut:shortCut modifiers:modifiers searchingIn:menuBar];
}
return found;
}
- (BOOL)performSelectAll {
QCUIElement *selectAllMenuItem = [self menuItemWithShortCut:@"A" modifiers:@"0"];
if ([selectAllMenuItem enabled]) {
return AXUIElementPerformAction(selectAllMenuItem->uiElementRef, kAXPressAction) == kAXErrorSuccess;
} else {
return NO;
}
}
- (NSString *)performCopee:(BOOL)trySelectAllIfFail {
QCUIElement *copyMenuItem = [self menuItemWithShortCut:@"C" modifiers:@"0"]; // seems neccesary to either refresh or wait for enabled status to update.
if (copyMenuItem) {
NSPasteboard *pboard = [NSPasteboard generalPasteboard];
NSUInteger changeCount = [pboard changeCount];
NSTimeInterval startTime = [NSDate timeIntervalSinceReferenceDate];
if (AXUIElementPerformAction(copyMenuItem->uiElementRef, kAXPressAction) == kAXErrorSuccess) {
while ([pboard changeCount] == changeCount) {
if (([NSDate timeIntervalSinceReferenceDate] - startTime) > 0.3) {
if (trySelectAllIfFail) {
[self performSelectAll];
return [self performCopee:NO];
} else {
return @"";
}
}
usleep(100000);
}
return [pboard stringForType:NSPasteboardTypeString];
}
return @"";
} else {
return nil;
}
}
- (NSString *)readString {
QCUIElement *copyMenuItem = [self menuItemWithShortCut:@"C" modifiers:@"0"];
if (copyMenuItem) {
if (![copyMenuItem enabled]) {
if (![self performSelectAll]) {
return NO;
}
}
NSPasteboard *pboard = [NSPasteboard generalPasteboard];
NSDictionary *savedContents = [pboard savePasteboardContents];
//NSString *savedContents = [pboard stringForType:NSPasteboardTypeString];
NSString *copiedContents = [self performCopee:YES];
[pboard restorePasteboardContents:savedContents];
//[pboard clearContents];
//[pboard setString:savedContents forType:NSPasteboardTypeString]; // trying to restore original clip board contents... doesn't seem to work, not sure if good idaea anyway.
return copiedContents;
}
return nil;
}
- (BOOL)writeString:(NSString *)pasteString {
NSPasteboard *pboard = [NSPasteboard generalPasteboard];
//NSString *savedContents = [pboard stringForType:NSPasteboardTypeString];
NSDictionary *savedContents = [pboard savePasteboardContents];
[pboard clearContents];
[pboard declareTypes:[NSArray arrayWithObject:NSPasteboardTypeString] owner:nil];
[pboard setString:pasteString forType:NSPasteboardTypeString];
if (![self activateProcess]) {
return NO;
}
QCUIElement *pasteMenuItem = [self menuItemWithShortCut:@"V" modifiers:@"0"];
if ([pasteMenuItem enabled]) {
if (AXUIElementPerformAction(pasteMenuItem->uiElementRef, kAXPressAction) == kAXErrorSuccess) {
usleep(100000); // hack... might not work with long documents?
[pboard restorePasteboardContents:savedContents];
//[pboard clearContents];
//[pboard setString:savedContents forType:NSPasteboardTypeString];
return YES;
}
}
return NO;
}
@end
Jump to Line
Something went wrong with that request. Please try again.