WebKit/mac/WebCoreSupport/WebPasteboardHelper.mm

   1 /*
   2  * Copyright (C) 2007 Apple 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  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #import "WebArchive.h"
  27 #import "WebHTMLViewInternal.h"
  28 #import "WebNSPasteboardExtras.h"
  29 #import "WebNSURLExtras.h"
  30 #import "WebPasteboardHelper.h"
  31
  32 #import <WebCore/DOMDocument.h>
  33 #import <WebCore/DOMDocumentFragment.h>
  34 #import <WebCore/PlatformString.h>
  35 #import <wtf/RetainPtr.h>
  36
  37 using namespace WebCore;
  38
  39 String WebPasteboardHelper::urlFromPasteboard(const NSPasteboard* pasteboard, String* title) const
  40 {
  41     NSURL *URL = [pasteboard _web_bestURL];
  42     if (title) {
  43         if (NSString *URLTitleString = [pasteboard stringForType:WebURLNamePboardType])
  44             *title = URLTitleString;
  45     }
  46
  47     return [URL _web_originalDataAsString];
  48 }
  49
  50 String WebPasteboardHelper::plainTextFromPasteboard(const NSPasteboard *pasteboard) const
  51 {
  52     NSArray *types = [pasteboard types];
  53
  54     if ([types containsObject:NSStringPboardType])
  55         return [pasteboard stringForType:NSStringPboardType];
  56
  57     NSAttributedString *attributedString = nil;
  58     NSString *string;
  59
  60     if ([types containsObject:NSRTFDPboardType])
  61         attributedString = [[NSAttributedString alloc] initWithRTFD:[pasteboard dataForType:NSRTFDPboardType] documentAttributes:nil];
  62     if (!attributedString && [types containsObject:NSRTFPboardType])
  63         attributedString = [[NSAttributedString alloc] initWithRTF:[pasteboard dataForType:NSRTFPboardType] documentAttributes:nil];
  64     if (attributedString) {
  65         string = [[attributedString string] copy];
  66         [attributedString release];
  67         return [string autorelease];
  68     }
  69
  70     if ([types containsObject:NSFilenamesPboardType]) {
  71         string = [[pasteboard propertyListForType:NSFilenamesPboardType] componentsJoinedByString:@"\n"];
  72         if (string)
  73             return string;
  74     }
  75
  76     NSURL *URL;
  77
  78     if ((URL = [NSURL URLFromPasteboard:pasteboard])) {
  79         string = [URL _web_userVisibleString];
  80         if ([string length] > 0)
  81             return string;
  82     }
  83
  84     return String();
  85 }
  86
  87 DOMDocumentFragment *WebPasteboardHelper::fragmentFromPasteboard(const NSPasteboard *pasteboard) const
  88 {
  89     return [m_view _documentFragmentFromPasteboard:pasteboard];
  90 }
  91
  92 NSArray *WebPasteboardHelper::insertablePasteboardTypes() const
  93 {
  94     static RetainPtr<NSArray> types = [[NSArray alloc] initWithObjects:WebArchivePboardType, NSHTMLPboardType,
  95            NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSURLPboardType,
  96            NSRTFDPboardType, NSRTFPboardType, NSStringPboardType, NSColorPboardType, nil];
  97
  98     return types.get();
  99 }