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      1 /*
      2  * Copyright (C) 2005 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 "WebURLsWithTitles.h"
     30 
     31 #import <WebKit/WebNSURLExtras.h>
     32 #import <WebKit/WebKitNSStringExtras.h>
     33 
     34 @implementation WebURLsWithTitles
     35 
     36 + (NSArray *)arrayWithIFURLsWithTitlesPboardType
     37 {
     38     // Make a canned array so we don't construct it on the fly over and over.
     39     static NSArray *cannedArray = nil;
     40 
     41     if (cannedArray == nil) {
     42         cannedArray = [[NSArray arrayWithObject:WebURLsWithTitlesPboardType] retain];
     43     }
     44 
     45     return cannedArray;
     46 }
     47 
     48 +(void)writeURLs:(NSArray *)URLs andTitles:(NSArray *)titles toPasteboard:(NSPasteboard *)pasteboard
     49 {
     50     NSMutableArray *URLStrings;
     51     NSMutableArray *titlesOrEmptyStrings;
     52     unsigned index, count;
     53 
     54     count = [URLs count];
     55     if (count == 0) {
     56         return;
     57     }
     58 
     59     if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {
     60         return;
     61     }
     62 
     63     if (count != [titles count]) {
     64         titles = nil;
     65     }
     66 
     67     URLStrings = [NSMutableArray arrayWithCapacity:count];
     68     titlesOrEmptyStrings = [NSMutableArray arrayWithCapacity:count];
     69     for (index = 0; index < count; ++index) {
     70         [URLStrings addObject:[[URLs objectAtIndex:index] _web_originalDataAsString]];
     71         [titlesOrEmptyStrings addObject:(titles == nil) ? @"" : [[titles objectAtIndex:index] _webkit_stringByTrimmingWhitespace]];
     72     }
     73 
     74     [pasteboard setPropertyList:[NSArray arrayWithObjects:URLStrings, titlesOrEmptyStrings, nil]
     75                         forType:WebURLsWithTitlesPboardType];
     76 }
     77 
     78 +(NSArray *)titlesFromPasteboard:(NSPasteboard *)pasteboard
     79 {
     80     if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {
     81         return nil;
     82     }
     83 
     84     return [[pasteboard propertyListForType:WebURLsWithTitlesPboardType] objectAtIndex:1];
     85 }
     86 
     87 +(NSArray *)URLsFromPasteboard:(NSPasteboard *)pasteboard
     88 {
     89     NSArray *URLStrings;
     90     NSMutableArray *URLs;
     91     unsigned index, count;
     92 
     93     if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {
     94         return nil;
     95     }
     96 
     97     URLStrings = [[pasteboard propertyListForType:WebURLsWithTitlesPboardType] objectAtIndex:0];
     98     count = [URLStrings count];
     99     URLs = [NSMutableArray arrayWithCapacity:count];
    100     for (index = 0; index < count; ++index) {
    101         [URLs addObject:[NSURL _web_URLWithDataAsString:[URLStrings objectAtIndex:index]]];
    102     }
    103 
    104     return URLs;
    105 }
    106 
    107 @end
    108