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      1 /*
      2  * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3  * Copyright (C) 2006 David Smith (catfish.man (at) gmail.com)
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *
      9  * 1.  Redistributions of source code must retain the above copyright
     10  *     notice, this list of conditions and the following disclaimer.
     11  * 2.  Redistributions in binary form must reproduce the above copyright
     12  *     notice, this list of conditions and the following disclaimer in the
     13  *     documentation and/or other materials provided with the distribution.
     14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     15  *     its contributors may be used to endorse or promote products derived
     16  *     from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #import "WebViewData.h"
     31 
     32 #import "WebKitLogging.h"
     33 #import "WebPreferenceKeysPrivate.h"
     34 #import <WebCore/WebCoreObjCExtras.h>
     35 #import <WebCore/HistoryItem.h>
     36 #import <objc/objc-auto.h>
     37 #import <runtime/InitializeThreading.h>
     38 #import <wtf/Threading.h>
     39 
     40 BOOL applicationIsTerminating = NO;
     41 int pluginDatabaseClientCount = 0;
     42 
     43 @implementation WebViewPrivate
     44 
     45 + (void)initialize
     46 {
     47     JSC::initializeThreading();
     48     WTF::initializeMainThreadToProcessMainThread();
     49 #ifndef BUILDING_ON_TIGER
     50     WebCoreObjCFinalizeOnMainThread(self);
     51 #endif
     52 }
     53 
     54 - (id)init
     55 {
     56     self = [super init];
     57     if (!self)
     58         return nil;
     59 
     60     allowsUndo = YES;
     61     usesPageCache = YES;
     62     shouldUpdateWhileOffscreen = YES;
     63     cssAnimationsSuspended = NO;
     64 
     65     zoomMultiplier = 1;
     66     zoomsTextOnly = NO;
     67 
     68     interactiveFormValidationEnabled = NO;
     69     // The default value should be synchronized with WebCore/page/Settings.cpp.
     70     validationMessageTimerMagnification = 50;
     71 
     72 #if ENABLE(DASHBOARD_SUPPORT)
     73     dashboardBehaviorAllowWheelScrolling = YES;
     74 #endif
     75 
     76 #if !defined(BUILDING_ON_TIGER)
     77     shouldCloseWithWindow = objc_collectingEnabled();
     78 #else
     79     shouldCloseWithWindow = NO;
     80 #endif
     81 
     82     smartInsertDeleteEnabled = ![[NSUserDefaults standardUserDefaults] objectForKey:WebSmartInsertDeleteEnabled]
     83         || [[NSUserDefaults standardUserDefaults] boolForKey:WebSmartInsertDeleteEnabled];
     84 
     85 
     86     pluginDatabaseClientCount++;
     87 
     88     return self;
     89 }
     90 
     91 - (void)dealloc
     92 {
     93     ASSERT(applicationIsTerminating || !page);
     94     ASSERT(applicationIsTerminating || !preferences);
     95     ASSERT(!insertionPasteboard);
     96 #if ENABLE(VIDEO)
     97     ASSERT(!fullscreenController);
     98 #endif
     99 
    100     [applicationNameForUserAgent release];
    101     [backgroundColor release];
    102     [inspector release];
    103     [currentNodeHighlight release];
    104     [hostWindow release];
    105     [policyDelegateForwarder release];
    106     [UIDelegateForwarder release];
    107     [frameLoadDelegateForwarder release];
    108     [editingDelegateForwarder release];
    109     [mediaStyle release];
    110 
    111     [super dealloc];
    112 }
    113 
    114 - (void)finalize
    115 {
    116     ASSERT_MAIN_THREAD();
    117     ASSERT(!insertionPasteboard);
    118 #if ENABLE(VIDEO)
    119     ASSERT(!fullscreenController);
    120 #endif
    121 
    122     [super finalize];
    123 }
    124 
    125 @end
    126