1/* 2 * Copyright (C) 2005, 2006 Apple Computer, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#import <Foundation/Foundation.h> 30 31#import <WebKit/WebFrame.h> 32 33@class DOMElement; 34 35@interface WebCoreStatistics : NSObject 36{ 37} 38 39+ (NSArray *)statistics; 40 41+ (size_t)javaScriptObjectsCount; 42+ (size_t)javaScriptGlobalObjectsCount; 43+ (size_t)javaScriptProtectedObjectsCount; 44+ (size_t)javaScriptProtectedGlobalObjectsCount; 45+ (NSCountedSet *)javaScriptProtectedObjectTypeCounts; 46+ (NSCountedSet *)javaScriptObjectTypeCounts; 47 48+ (void)garbageCollectJavaScriptObjects; 49+ (void)garbageCollectJavaScriptObjectsOnAlternateThreadForDebugging:(BOOL)waitUntilDone; 50+ (void)setJavaScriptGarbageCollectorTimerEnabled:(BOOL)enabled; 51 52+ (size_t)iconPageURLMappingCount; 53+ (size_t)iconRetainedPageURLCount; 54+ (size_t)iconRecordCount; 55+ (size_t)iconsWithDataCount; 56 57+ (size_t)cachedFontDataCount; 58+ (size_t)cachedFontDataInactiveCount; 59+ (void)purgeInactiveFontData; 60+ (size_t)glyphPageCount; 61 62+ (BOOL)shouldPrintExceptions; 63+ (void)setShouldPrintExceptions:(BOOL)print; 64 65+ (void)startIgnoringWebCoreNodeLeaks; 66+ (void)stopIgnoringWebCoreNodeLeaks; 67 68+ (NSDictionary *)memoryStatistics; 69+ (void)returnFreeMemoryToSystem; 70 71+ (int)cachedPageCount; 72+ (int)cachedFrameCount; 73+ (int)autoreleasedPageCount; 74 75// Deprecated, but used by older versions of Safari. 76+ (void)emptyCache; 77+ (void)setCacheDisabled:(BOOL)disabled; 78+ (size_t)javaScriptNoGCAllowedObjectsCount; 79+ (size_t)javaScriptReferencedObjectsCount; 80+ (NSSet *)javaScriptRootObjectClasses; 81+ (NSCountedSet *)javaScriptRootObjectTypeCounts; 82+ (size_t)javaScriptInterpretersCount; 83 84@end 85 86@interface WebFrame (WebKitDebug) 87- (NSString *)renderTreeAsExternalRepresentationForPrinting:(BOOL)forPrinting; 88- (int)numberOfPagesWithPageWidth:(float)pageWidthInPixels pageHeight:(float)pageHeightInPixels; 89- (void)printToCGContext:(CGContextRef)cgContext pageWidth:(float)pageWidthInPixels pageHeight:(float)pageHeightInPixels; 90@end 91