author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 11 | c8a366e56285 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#import "config.h" |
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#import "ClipboardMac.h" |
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#import "CachedImage.h" |
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#import "Document.h" |
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#import "DOMElementInternal.h" |
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#import "DragClient.h" |
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#import "DragController.h" |
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#import "Editor.h" |
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#import "EventHandler.h" |
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#import "FloatRect.h" |
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#import "FoundationExtras.h" |
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#import "Frame.h" |
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#import "HTMLImageElement.h" |
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#import "Image.h" |
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#import "Page.h" |
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#import "Pasteboard.h" |
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#import "Range.h" |
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#import "RenderImage.h" |
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#import "WebCoreFrameBridge.h" |
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#import "WebCoreSystemInterface.h" |
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|
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@class WebArchive; |
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namespace WebCore { |
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ClipboardMac::ClipboardMac(bool forDragging, NSPasteboard *pasteboard, ClipboardAccessPolicy policy, Frame *frame) |
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: Clipboard(policy, forDragging) |
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, m_pasteboard(pasteboard) |
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, m_frame(frame) |
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{ |
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m_changeCount = [m_pasteboard.get() changeCount]; |
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} |
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ClipboardMac::~ClipboardMac() |
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{ |
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} |
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bool ClipboardMac::hasData() |
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{ |
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return m_pasteboard && [m_pasteboard.get() types] && [[m_pasteboard.get() types] count] > 0; |
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} |
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static NSString *cocoaTypeFromMIMEType(const String& type) |
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{ |
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String qType = type.stripWhiteSpace(); |
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// two special cases for IE compatibility |
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if (qType == "Text") |
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return NSStringPboardType; |
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if (qType == "URL") |
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return NSURLPboardType; |
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|
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// Ignore any trailing charset - JS strings are Unicode, which encapsulates the charset issue |
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if (qType == "text/plain" || qType.startsWith("text/plain;")) |
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return NSStringPboardType; |
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if (qType == "text/uri-list") |
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// special case because UTI doesn't work with Cocoa's URL type |
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return NSURLPboardType; // note special case in getData to read NSFilenamesType |
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// Try UTI now |
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NSString *mimeType = qType; |
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CFStringRef UTIType = UTTypeCreatePreferredIdentifierForTag(kUTTagClassMIMEType, (CFStringRef)mimeType, NULL); |
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if (UTIType) { |
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CFStringRef pbType = UTTypeCopyPreferredTagWithClass(UTIType, kUTTagClassNSPboardType); |
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CFRelease(UTIType); |
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if (pbType) |
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return HardAutorelease(pbType); |
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} |
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// No mapping, just pass the whole string though |
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return qType; |
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} |
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static String MIMETypeFromCocoaType(NSString *type) |
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{ |
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// UTI may not do these right, so make sure we get the right, predictable result |
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if ([type isEqualToString:NSStringPboardType]) |
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return "text/plain"; |
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if ([type isEqualToString:NSURLPboardType] || [type isEqualToString:NSFilenamesPboardType]) |
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return "text/uri-list"; |
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|
107 |
|
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|
108 |
// Now try the general UTI mechanism |
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|
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CFStringRef UTIType = UTTypeCreatePreferredIdentifierForTag(kUTTagClassNSPboardType, (CFStringRef)type, NULL); |
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110 |
if (UTIType) { |
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|
111 |
CFStringRef mimeType = UTTypeCopyPreferredTagWithClass(UTIType, kUTTagClassMIMEType); |
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|
112 |
CFRelease(UTIType); |
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113 |
if (mimeType) { |
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114 |
String result = mimeType; |
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115 |
CFRelease(mimeType); |
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116 |
return result; |
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117 |
} |
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118 |
} |
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|
119 |
|
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120 |
// No mapping, just pass the whole string though |
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121 |
return type; |
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122 |
} |
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123 |
|
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124 |
void ClipboardMac::clearData(const String& type) |
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125 |
{ |
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126 |
if (policy() != ClipboardWritable) |
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127 |
return; |
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|
128 |
|
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129 |
// note NSPasteboard enforces changeCount itself on writing - can't write if not the owner |
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130 |
|
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131 |
NSString *cocoaType = cocoaTypeFromMIMEType(type); |
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132 |
if (cocoaType) { |
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133 |
[m_pasteboard.get() setString:@"" forType:cocoaType]; |
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134 |
} |
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135 |
} |
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|
136 |
|
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137 |
void ClipboardMac::clearAllData() |
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138 |
{ |
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139 |
if (policy() != ClipboardWritable) |
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140 |
return; |
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|
141 |
|
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142 |
// note NSPasteboard enforces changeCount itself on writing - can't write if not the owner |
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143 |
|
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144 |
[m_pasteboard.get() declareTypes:[NSArray array] owner:nil]; |
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145 |
} |
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146 |
|
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147 |
String ClipboardMac::getData(const String& type, bool& success) const |
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148 |
{ |
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149 |
success = false; |
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150 |
if (policy() != ClipboardReadable) |
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151 |
return String(); |
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152 |
|
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153 |
NSString *cocoaType = cocoaTypeFromMIMEType(type); |
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154 |
NSString *cocoaValue = nil; |
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155 |
NSArray *availableTypes = [m_pasteboard.get() types]; |
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156 |
|
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157 |
// Fetch the data in different ways for the different Cocoa types |
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158 |
|
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159 |
if ([cocoaType isEqualToString:NSURLPboardType]) { |
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160 |
// When both URL and filenames are present, filenames is superior since it can contain a list. |
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161 |
// must check this or we get a printf from CF when there's no data of this type |
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162 |
if ([availableTypes containsObject:NSFilenamesPboardType]) { |
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|
163 |
NSArray *fileList = [m_pasteboard.get() propertyListForType:NSFilenamesPboardType]; |
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|
164 |
if (fileList && [fileList isKindOfClass:[NSArray class]]) { |
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|
165 |
unsigned count = [fileList count]; |
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|
166 |
if (count > 0) { |
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|
167 |
if (type != "text/uri-list") |
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|
168 |
count = 1; |
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|
169 |
NSMutableString *URLs = [NSMutableString string]; |
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|
170 |
unsigned i; |
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|
171 |
for (i = 0; i < count; i++) { |
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|
172 |
if (i > 0) { |
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|
173 |
[URLs appendString:@"\n"]; |
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|
174 |
} |
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|
175 |
NSString *string = [fileList objectAtIndex:i]; |
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|
176 |
if (![string isKindOfClass:[NSString class]]) |
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|
177 |
break; |
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|
178 |
NSURL *URL = [NSURL fileURLWithPath:string]; |
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|
179 |
[URLs appendString:[URL absoluteString]]; |
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|
180 |
} |
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|
181 |
if (i == count) |
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|
182 |
cocoaValue = URLs; |
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|
183 |
} |
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|
184 |
} |
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|
185 |
} |
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|
186 |
if (!cocoaValue) { |
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Revision: 200911
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|
187 |
// must check this or we get a printf from CF when there's no data of this type |
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|
188 |
if ([availableTypes containsObject:NSURLPboardType]) { |
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|
189 |
NSURL *url = [NSURL URLFromPasteboard:m_pasteboard.get()]; |
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|
190 |
if (url) { |
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|
191 |
cocoaValue = [url absoluteString]; |
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|
192 |
} |
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|
193 |
} |
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|
194 |
} |
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|
195 |
} else if (cocoaType) { |
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|
196 |
cocoaValue = [m_pasteboard.get() stringForType:cocoaType]; |
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|
197 |
} |
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|
198 |
|
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|
199 |
// Enforce changeCount ourselves for security. We check after reading instead of before to be |
dd21522fd290
Revision: 200911
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|
200 |
// sure it doesn't change between our testing the change count and accessing the data. |
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|
201 |
if (cocoaValue && m_changeCount == [m_pasteboard.get() changeCount]) { |
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|
202 |
success = true; |
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|
203 |
return String(DeprecatedString::fromNSString(cocoaValue)); |
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|
204 |
} |
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|
205 |
|
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|
206 |
return String(); |
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|
207 |
} |
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|
208 |
|
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|
209 |
bool ClipboardMac::setData(const String &type, const String &data) |
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|
210 |
{ |
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|
211 |
if (policy() != ClipboardWritable) |
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|
212 |
return false; |
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|
213 |
// note NSPasteboard enforces changeCount itself on writing - can't write if not the owner |
dd21522fd290
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|
214 |
|
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diff
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|
215 |
NSString *cocoaType = cocoaTypeFromMIMEType(type); |
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NSString *cocoaData = data; |
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|
217 |
|
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if ([cocoaType isEqualToString:NSURLPboardType]) { |
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[m_pasteboard.get() addTypes:[NSArray arrayWithObject:NSURLPboardType] owner:nil]; |
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NSURL *url = [[NSURL alloc] initWithString:cocoaData]; |
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[url writeToPasteboard:m_pasteboard.get()]; |
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|
222 |
|
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if ([url isFileURL]) { |
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|
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[m_pasteboard.get() addTypes:[NSArray arrayWithObject:NSFilenamesPboardType] owner:nil]; |
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NSArray *fileList = [NSArray arrayWithObject:[url path]]; |
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[m_pasteboard.get() setPropertyList:fileList forType:NSFilenamesPboardType]; |
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|
227 |
} |
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|
228 |
|
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[url release]; |
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230 |
return true; |
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231 |
} |
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|
232 |
|
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233 |
if (cocoaType) { |
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// everything else we know of goes on the pboard as a string |
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[m_pasteboard.get() addTypes:[NSArray arrayWithObject:cocoaType] owner:nil]; |
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|
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return [m_pasteboard.get() setString:cocoaData forType:cocoaType]; |
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|
237 |
} |
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|
238 |
|
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|
239 |
return false; |
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|
240 |
} |
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|
241 |
|
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242 |
HashSet<String> ClipboardMac::types() const |
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|
243 |
{ |
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|
244 |
if (policy() != ClipboardReadable && policy() != ClipboardTypesReadable) |
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245 |
return HashSet<String>(); |
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|
246 |
|
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247 |
NSArray *types = [m_pasteboard.get() types]; |
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|
248 |
|
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249 |
// Enforce changeCount ourselves for security. We check after reading instead of before to be |
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250 |
// sure it doesn't change between our testing the change count and accessing the data. |
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251 |
if (m_changeCount != [m_pasteboard.get() changeCount]) |
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|
252 |
return HashSet<String>(); |
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|
253 |
|
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254 |
HashSet<String> result; |
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255 |
if (types) { |
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256 |
unsigned count = [types count]; |
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257 |
unsigned i; |
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|
258 |
for (i = 0; i < count; i++) { |
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259 |
NSString *pbType = [types objectAtIndex:i]; |
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260 |
if ([pbType isEqualToString:@"NeXT plain ascii pasteboard type"]) |
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261 |
continue; // skip this ancient type that gets auto-supplied by some system conversion |
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|
262 |
|
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|
263 |
String str = MIMETypeFromCocoaType(pbType); |
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|
264 |
if (!result.contains(str)) |
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265 |
result.add(str); |
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|
266 |
} |
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|
267 |
} |
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|
268 |
return result; |
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|
269 |
} |
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|
270 |
|
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|
271 |
// The rest of these getters don't really have any impact on security, so for now make no checks |
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|
272 |
|
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|
273 |
void ClipboardMac::setDragImage(CachedImage* img, const IntPoint &loc) |
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|
274 |
{ |
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275 |
setDragImage(img, 0, loc); |
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|
276 |
} |
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|
277 |
|
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|
278 |
void ClipboardMac::setDragImageElement(Node *node, const IntPoint &loc) |
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|
279 |
{ |
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|
280 |
setDragImage(0, node, loc); |
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|
281 |
} |
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|
282 |
|
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|
283 |
void ClipboardMac::setDragImage(CachedImage* image, Node *node, const IntPoint &loc) |
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|
284 |
{ |
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|
285 |
if (policy() == ClipboardImageWritable || policy() == ClipboardWritable) { |
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|
286 |
if (m_dragImage) |
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|
287 |
m_dragImage->deref(this); |
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|
288 |
m_dragImage = image; |
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|
289 |
if (m_dragImage) |
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|
290 |
m_dragImage->ref(this); |
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|
291 |
|
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|
292 |
m_dragLoc = loc; |
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|
293 |
m_dragImageElement = node; |
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|
294 |
|
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|
295 |
if (dragStarted() && m_changeCount == [m_pasteboard.get() changeCount]) { |
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|
296 |
NSPoint cocoaLoc; |
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|
297 |
NSImage* cocoaImage = dragNSImage(cocoaLoc); |
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|
298 |
if (cocoaImage) { |
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|
299 |
// Dashboard wants to be able to set the drag image during dragging, but Cocoa does not allow this. |
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|
300 |
// Instead we must drop down to the CoreGraphics API. |
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|
301 |
wkSetDragImage(cocoaImage, cocoaLoc); |
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|
302 |
|
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|
303 |
// Hack: We must post an event to wake up the NSDragManager, which is sitting in a nextEvent call |
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|
304 |
// up the stack from us because the CoreFoundation drag manager does not use the run loop by itself. |
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|
305 |
// This is the most innocuous event to use, per Kristen Forster. |
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|
306 |
NSEvent* ev = [NSEvent mouseEventWithType:NSMouseMoved location:NSZeroPoint |
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|
307 |
modifierFlags:0 timestamp:0 windowNumber:0 context:nil eventNumber:0 clickCount:0 pressure:0]; |
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|
308 |
[NSApp postEvent:ev atStart:YES]; |
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|
309 |
} |
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|
310 |
} |
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|
311 |
// Else either 1) we haven't started dragging yet, so we rely on the part to install this drag image |
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|
312 |
// as part of getting the drag kicked off, or 2) Someone kept a ref to the clipboard and is trying to |
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|
313 |
// set the image way too late. |
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|
314 |
} |
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|
315 |
} |
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|
316 |
|
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|
317 |
void ClipboardMac::writeRange(Range* range, Frame* frame) |
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|
318 |
{ |
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|
319 |
ASSERT(range); |
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|
320 |
ASSERT(frame); |
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|
321 |
Pasteboard::writeSelection(m_pasteboard.get(), range, frame->editor()->smartInsertDeleteEnabled() && frame->selectionGranularity() == WordGranularity, frame); |
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} |
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void ClipboardMac::writeURL(const KURL& url, const String& title, Frame* frame) |
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{ |
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ASSERT(frame); |
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ASSERT(m_pasteboard); |
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Pasteboard::writeURL(m_pasteboard.get(), nil, url, title, frame); |
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} |
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void ClipboardMac::declareAndWriteDragImage(Element* element, const KURL& url, const String& title, Frame* frame) |
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{ |
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ASSERT(frame); |
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if (Page* page = frame->page()) |
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page->dragController()->client()->declareAndWriteDragImage(m_pasteboard.get(), [DOMElement _wrapElement:element], url.getNSURL(), title, frame); |
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} |
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DragImageRef ClipboardMac::createDragImage(IntPoint& loc) const |
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{ |
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NSPoint nsloc = {loc.x(), loc.y()}; |
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DragImageRef result = dragNSImage(nsloc); |
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loc = (IntPoint)nsloc; |
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return result; |
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} |
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NSImage *ClipboardMac::dragNSImage(NSPoint& loc) const |
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{ |
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NSImage *result = nil; |
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if (m_dragImageElement) { |
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if (m_frame) { |
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NSRect imageRect; |
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NSRect elementRect; |
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result = m_frame->snapshotDragImage(m_dragImageElement.get(), &imageRect, &elementRect); |
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// Client specifies point relative to element, not the whole image, which may include child |
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// layers spread out all over the place. |
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loc.x = elementRect.origin.x - imageRect.origin.x + m_dragLoc.x(); |
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loc.y = elementRect.origin.y - imageRect.origin.y + m_dragLoc.y(); |
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loc.y = imageRect.size.height - loc.y; |
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} |
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} else if (m_dragImage) { |
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result = m_dragImage->image()->getNSImage(); |
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loc = m_dragLoc; |
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loc.y = [result size].height - loc.y; |
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} |
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return result; |
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} |
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} |