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-rw-r--r--accessible/mac/MOXSearchInfo.mm375
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diff --git a/accessible/mac/MOXSearchInfo.mm b/accessible/mac/MOXSearchInfo.mm
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+/* clang-format off */
+/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* clang-format on */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#import "MOXSearchInfo.h"
+#import "MOXWebAreaAccessible.h"
+#import "RotorRules.h"
+
+#include "nsCocoaUtils.h"
+#include "DocAccessibleParent.h"
+#include "nsAccessibilityService.h"
+#include "mozilla/a11y/DocAccessiblePlatformExtParent.h"
+
+using namespace mozilla::a11y;
+
+@interface MOXSearchInfo ()
+- (NSArray*)getMatchesForRule:(PivotRule&)rule;
+
+- (Accessible*)rootGeckoAccessible;
+
+- (Accessible*)startGeckoAccessible;
+@end
+
+@implementation MOXSearchInfo
+
+- (id)initWithParameters:(NSDictionary*)params
+ andRoot:(MOXAccessibleBase*)root {
+ if (id searchKeyParam = [params objectForKey:@"AXSearchKey"]) {
+ mSearchKeys = [searchKeyParam isKindOfClass:[NSString class]]
+ ? [[NSArray alloc] initWithObjects:searchKeyParam, nil]
+ : [searchKeyParam retain];
+ }
+
+ if (id startElemParam = [params objectForKey:@"AXStartElement"]) {
+ mStartElem = startElemParam;
+ } else {
+ mStartElem = root;
+ }
+
+ mRoot = root;
+
+ mResultLimit = [[params objectForKey:@"AXResultsLimit"] intValue];
+
+ mSearchForward =
+ [[params objectForKey:@"AXDirection"] isEqualToString:@"AXDirectionNext"];
+
+ mImmediateDescendantsOnly =
+ [[params objectForKey:@"AXImmediateDescendantsOnly"] boolValue];
+
+ mSearchText = [params objectForKey:@"AXSearchText"];
+
+ return [super init];
+}
+
+- (Accessible*)rootGeckoAccessible {
+ id root =
+ [mRoot isKindOfClass:[mozAccessible class]] ? mRoot : [mRoot moxParent];
+
+ return [static_cast<mozAccessible*>(root) geckoAccessible];
+}
+
+- (Accessible*)startGeckoAccessible {
+ if ([mStartElem isKindOfClass:[mozAccessible class]]) {
+ return [static_cast<mozAccessible*>(mStartElem) geckoAccessible];
+ }
+
+ // If it isn't a mozAccessible, it doesn't have a gecko accessible
+ // this is most likely the root group. Use the gecko doc as the start
+ // accessible.
+ return [self rootGeckoAccessible];
+}
+
+- (NSArray*)getMatchesForRule:(PivotRule&)rule {
+ int resultLimit = mResultLimit;
+
+ NSMutableArray<mozAccessible*>* matches =
+ [[[NSMutableArray alloc] init] autorelease];
+ Accessible* geckoRootAcc = [self rootGeckoAccessible];
+ Accessible* geckoStartAcc = [self startGeckoAccessible];
+ Pivot p = Pivot(geckoRootAcc);
+ Accessible* match;
+ if (mSearchForward) {
+ match = p.Next(geckoStartAcc, rule);
+ } else {
+ // Search backwards
+ if (geckoRootAcc == geckoStartAcc) {
+ // If we have no explicit start accessible, start from the last match.
+ match = p.Last(rule);
+ } else {
+ match = p.Prev(geckoStartAcc, rule);
+ }
+ }
+
+ while (match && resultLimit != 0) {
+ if (!mSearchForward && match == geckoRootAcc) {
+ // If searching backwards, don't include root.
+ break;
+ }
+
+ // we use mResultLimit != 0 to capture the case where mResultLimit is -1
+ // when it is set from the params dictionary. If that's true, we want
+ // to return all matches (ie. have no limit)
+ mozAccessible* nativeMatch = GetNativeFromGeckoAccessible(match);
+ if (nativeMatch) {
+ // only add/count results for which there is a matching
+ // native accessible
+ [matches addObject:nativeMatch];
+ resultLimit -= 1;
+ }
+
+ match = mSearchForward ? p.Next(match, rule) : p.Prev(match, rule);
+ }
+
+ return matches;
+}
+
+- (NSArray*)performSearch {
+ Accessible* geckoRootAcc = [self rootGeckoAccessible];
+ Accessible* geckoStartAcc = [self startGeckoAccessible];
+ NSMutableArray* matches = [[[NSMutableArray alloc] init] autorelease];
+ nsString searchText;
+ nsCocoaUtils::GetStringForNSString(mSearchText, searchText);
+ for (id key in mSearchKeys) {
+ if ([key isEqualToString:@"AXAnyTypeSearchKey"]) {
+ RotorRule rule = mImmediateDescendantsOnly
+ ? RotorRule(geckoRootAcc, searchText)
+ : RotorRule(searchText);
+
+ if (searchText.IsEmpty() &&
+ [mStartElem isKindOfClass:[MOXWebAreaAccessible class]]) {
+ // Don't include the root group when a search text is defined.
+ if (id rootGroup =
+ [static_cast<MOXWebAreaAccessible*>(mStartElem) rootGroup]) {
+ // Moving forward from web area, rootgroup; if it exists, is next.
+ [matches addObject:rootGroup];
+ if (mResultLimit == 1) {
+ // Found one match, continue in search keys for block.
+ continue;
+ }
+ }
+ }
+
+ if (mImmediateDescendantsOnly && mStartElem != mRoot &&
+ [mStartElem isKindOfClass:[MOXRootGroup class]]) {
+ // Moving forward from root group. If we don't match descendants,
+ // there is no match. Continue.
+ continue;
+ }
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::HEADING, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::HEADING, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXArticleSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::ARTICLE, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::ARTICLE, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXTableSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::TABLE, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::TABLE, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXLandmarkSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::LANDMARK, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::LANDMARK, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXListSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::LIST, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::LIST, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXLinkSearchKey"]) {
+ RotorLinkRule rule = mImmediateDescendantsOnly
+ ? RotorLinkRule(geckoRootAcc, searchText)
+ : RotorLinkRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXVisitedLinkSearchKey"]) {
+ RotorVisitedLinkRule rule =
+ mImmediateDescendantsOnly
+ ? RotorVisitedLinkRule(geckoRootAcc, searchText)
+ : RotorVisitedLinkRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXUnvisitedLinkSearchKey"]) {
+ RotorUnvisitedLinkRule rule =
+ mImmediateDescendantsOnly
+ ? RotorUnvisitedLinkRule(geckoRootAcc, searchText)
+ : RotorUnvisitedLinkRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXButtonSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::PUSHBUTTON, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::PUSHBUTTON, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXControlSearchKey"]) {
+ RotorControlRule rule = mImmediateDescendantsOnly
+ ? RotorControlRule(geckoRootAcc, searchText)
+ : RotorControlRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXSameTypeSearchKey"]) {
+ mozAccessible* native = GetNativeFromGeckoAccessible(geckoStartAcc);
+ NSString* macRole = [native moxRole];
+ RotorMacRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorMacRoleRule(macRole, geckoRootAcc, searchText)
+ : RotorMacRoleRule(macRole, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXDifferentTypeSearchKey"]) {
+ mozAccessible* native = GetNativeFromGeckoAccessible(geckoStartAcc);
+ NSString* macRole = [native moxRole];
+ RotorNotMacRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorNotMacRoleRule(macRole, geckoRootAcc, searchText)
+ : RotorNotMacRoleRule(macRole, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXRadioGroupSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::RADIO_GROUP, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::RADIO_GROUP, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXFrameSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::DOCUMENT, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::DOCUMENT, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXImageSearchKey"] ||
+ [key isEqualToString:@"AXGraphicSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::GRAPHIC, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::GRAPHIC, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXCheckBoxSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::CHECKBUTTON, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::CHECKBUTTON, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXStaticTextSearchKey"]) {
+ RotorStaticTextRule rule =
+ mImmediateDescendantsOnly
+ ? RotorStaticTextRule(geckoRootAcc, searchText)
+ : RotorStaticTextRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel1SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(1, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(1, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel2SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(2, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(2, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel3SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(3, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(3, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel4SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(4, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(4, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel5SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(5, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(5, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXHeadingLevel6SearchKey"]) {
+ RotorHeadingLevelRule rule =
+ mImmediateDescendantsOnly
+ ? RotorHeadingLevelRule(6, geckoRootAcc, searchText)
+ : RotorHeadingLevelRule(6, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXBlockquoteSearchKey"]) {
+ RotorRoleRule rule =
+ mImmediateDescendantsOnly
+ ? RotorRoleRule(roles::BLOCKQUOTE, geckoRootAcc, searchText)
+ : RotorRoleRule(roles::BLOCKQUOTE, searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXTextFieldSearchKey"]) {
+ RotorTextEntryRule rule =
+ mImmediateDescendantsOnly
+ ? RotorTextEntryRule(geckoRootAcc, searchText)
+ : RotorTextEntryRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+
+ if ([key isEqualToString:@"AXLiveRegionSearchKey"]) {
+ RotorLiveRegionRule rule =
+ mImmediateDescendantsOnly
+ ? RotorLiveRegionRule(geckoRootAcc, searchText)
+ : RotorLiveRegionRule(searchText);
+ [matches addObjectsFromArray:[self getMatchesForRule:rule]];
+ }
+ }
+
+ return matches;
+}
+
+- (void)dealloc {
+ [mSearchKeys release];
+ [super dealloc];
+}
+
+@end