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      1 /*
      2  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3  * Copyright (C) 2006 Samuel Weinig <sam.weinig (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  * 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  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #import "config.h"
     28 
     29 #import "DOMDocumentFragmentInternal.h"
     30 #import "DOMExtensions.h"
     31 #import "DOMHTMLCollectionInternal.h"
     32 #import "DOMHTMLDocumentInternal.h"
     33 #import "DOMHTMLInputElementInternal.h"
     34 #import "DOMHTMLSelectElementInternal.h"
     35 #import "DOMHTMLTextAreaElementInternal.h"
     36 #import "DOMNodeInternal.h"
     37 #import "DOMPrivate.h"
     38 #import "DocumentFragment.h"
     39 #import "FrameView.h"
     40 #import "HTMLCollection.h"
     41 #import "HTMLDocument.h"
     42 #import "HTMLInputElement.h"
     43 #import "HTMLParserIdioms.h"
     44 #import "HTMLSelectElement.h"
     45 #import "HTMLTextAreaElement.h"
     46 #import "Page.h"
     47 #import "Range.h"
     48 #import "RenderTextControl.h"
     49 #import "Settings.h"
     50 #import "markup.h"
     51 
     52 //------------------------------------------------------------------------------------------
     53 // DOMHTMLDocument
     54 
     55 @implementation DOMHTMLDocument (DOMHTMLDocumentExtensions)
     56 
     57 - (DOMDocumentFragment *)createDocumentFragmentWithMarkupString:(NSString *)markupString baseURL:(NSURL *)baseURL
     58 {
     59     return kit(createFragmentFromMarkup(core(self), markupString, [baseURL absoluteString]).get());
     60 }
     61 
     62 - (DOMDocumentFragment *)createDocumentFragmentWithText:(NSString *)text
     63 {
     64     // FIXME: Since this is not a contextual fragment, it won't handle whitespace properly.
     65     return kit(createFragmentFromText(core(self)->createRange().get(), text).get());
     66 }
     67 
     68 @end
     69 
     70 @implementation DOMHTMLDocument (WebPrivate)
     71 
     72 - (DOMDocumentFragment *)_createDocumentFragmentWithMarkupString:(NSString *)markupString baseURLString:(NSString *)baseURLString
     73 {
     74     NSURL *baseURL = core(self)->completeURL(WebCore::stripLeadingAndTrailingHTMLSpaces(baseURLString));
     75     return [self createDocumentFragmentWithMarkupString:markupString baseURL:baseURL];
     76 }
     77 
     78 - (DOMDocumentFragment *)_createDocumentFragmentWithText:(NSString *)text
     79 {
     80     return [self createDocumentFragmentWithText:text];
     81 }
     82 
     83 @end
     84 
     85 #ifdef BUILDING_ON_TIGER
     86 @implementation DOMHTMLDocument (DOMHTMLDocumentOverrides)
     87 
     88 - (DOMNode *)firstChild
     89 {
     90     WebCore::HTMLDocument* coreHTMLDocument = core(self);
     91     if (!coreHTMLDocument->page() || !coreHTMLDocument->page()->settings()->needsTigerMailQuirks())
     92         return kit(coreHTMLDocument->firstChild());
     93 
     94     WebCore::Node* child = coreHTMLDocument->firstChild();
     95     while (child && child->nodeType() == WebCore::Node::DOCUMENT_TYPE_NODE)
     96         child = child->nextSibling();
     97 
     98     return kit(child);
     99 }
    100 
    101 @end
    102 #endif
    103 
    104 @implementation DOMHTMLInputElement (FormAutoFillTransition)
    105 
    106 - (BOOL)_isTextField
    107 {
    108     return core(self)->isTextField();
    109 }
    110 
    111 - (NSRect)_rectOnScreen
    112 {
    113     // Returns bounding rect of text field, in screen coordinates.
    114     NSRect result = [self boundingBox];
    115     if (!core(self)->document()->view())
    116         return result;
    117 
    118     NSView* view = core(self)->document()->view()->documentView();
    119     result = [view convertRect:result toView:nil];
    120     result.origin = [[view window] convertBaseToScreen:result.origin];
    121     return result;
    122 }
    123 
    124 - (void)_replaceCharactersInRange:(NSRange)targetRange withString:(NSString *)replacementString selectingFromIndex:(int)index
    125 {
    126     WebCore::HTMLInputElement* inputElement = core(self);
    127     if (inputElement) {
    128         WTF::String newValue = inputElement->value();
    129         newValue.replace(targetRange.location, targetRange.length, replacementString);
    130         inputElement->setValue(newValue);
    131         inputElement->setSelectionRange(index, newValue.length());
    132     }
    133 }
    134 
    135 - (NSRange)_selectedRange
    136 {
    137     WebCore::HTMLInputElement* inputElement = core(self);
    138     if (inputElement) {
    139         int start = inputElement->selectionStart();
    140         int end = inputElement->selectionEnd();
    141         return NSMakeRange(start, end - start);
    142     }
    143     return NSMakeRange(NSNotFound, 0);
    144 }
    145 
    146 - (BOOL)_isAutofilled
    147 {
    148     return core(self)->isAutofilled();
    149 }
    150 
    151 - (void)_setAutofilled:(BOOL)filled
    152 {
    153     // This notifies the input element that the content has been autofilled
    154     // This allows WebKit to obey the -webkit-autofill pseudo style, which
    155     // changes the background color.
    156     core(self)->setAutofilled(filled);
    157 }
    158 
    159 @end
    160 
    161 @implementation DOMHTMLSelectElement (FormAutoFillTransition)
    162 
    163 - (void)_activateItemAtIndex:(int)index
    164 {
    165     // Use the setSelectedIndexByUser function so a change event will be fired. <rdar://problem/6760590>
    166     if (WebCore::HTMLSelectElement* select = core(self))
    167         select->setSelectedIndexByUser(index, true, true);
    168 }
    169 
    170 - (void)_activateItemAtIndex:(int)index allowMultipleSelection:(BOOL)allowMultipleSelection
    171 {
    172     // Use the setSelectedIndexByUser function so a change event will be fired. <rdar://problem/6760590>
    173     // If this is a <select multiple> the allowMultipleSelection flag will allow setting multiple
    174     // selections without clearing the other selections.
    175     if (WebCore::HTMLSelectElement* select = core(self))
    176         select->setSelectedIndexByUser(index, true, true, allowMultipleSelection);
    177 }
    178 
    179 @end
    180 
    181 @implementation DOMHTMLInputElement (FormPromptAdditions)
    182 
    183 - (BOOL)_isEdited
    184 {
    185     return core(self)->lastChangeWasUserEdit();
    186 }
    187 
    188 @end
    189 
    190 @implementation DOMHTMLTextAreaElement (FormPromptAdditions)
    191 
    192 - (BOOL)_isEdited
    193 {
    194     return core(self)->lastChangeWasUserEdit();
    195 }
    196 
    197 @end
    198 
    199 Class kitClass(WebCore::HTMLCollection* collection)
    200 {
    201     if (collection->type() == WebCore::SelectOptions)
    202         return [DOMHTMLOptionsCollection class];
    203     return [DOMHTMLCollection class];
    204 }
    205