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我需要将通用 NSPasteboard的完整内容复制到具有指定名称的粘贴板上。我试过这段代码:

- (void)copyFromGeneralPasteboard {
NSMutableArray *archive = [[NSMutableArray alloc] init];
NSArray *typeArray = [[NSPasteboard generalPasteboard] types];
NSPasteboard *myPasteboard = [NSPasteboard pasteboardWithName:@"SpecialPb"];
[myPasteboard declareTypes:typeArray owner:self];

for (NSPasteboardItem *item in [[NSPasteboard generalPasteboard] pasteboardItems])
{
    NSPasteboardItem *archivedItem = [[NSPasteboardItem alloc] init];
    for (NSString *type in [item types])
    {
        NSData *data=[[item dataForType:type] mutableCopy];
        if (data) {
            [archivedItem setData:data forType:type];
        }
    }
    [archive addObject:archivedItem];
}
[[NSPasteboard generalPasteboard] clearContents];
[myPasteboard writeObjects:archive];
[archive removeAllObjects];}

我正在使用此代码进行检查。

- (void)SendToGeneralPasteboard {
NSMutableArray *archive = [[NSMutableArray alloc] init];
for (NSPasteboardItem *item in [[NSPasteboard pasteboardWithName:@"SpecialPb"] pasteboardItems])
{
    NSPasteboardItem *archivedItem = [[NSPasteboardItem alloc] init];
    for (NSString *type in [item types])
    {
        NSData *data=[[item dataForType:type] mutableCopy];
        if (data) {
            [archivedItem setData:data forType:type];
        }
    }
    [archive addObject:archivedItem];
}
[[NSPasteboard generalPasteboard] writeObjects:archive];}

因此,我使用 IWork Pages 进行了测试,它适用于文本和属性文本。但是,当我尝试使用文本和图像运行时,程序只是复制并粘贴文本。此外,我尝试仅使用图像运行,它也可以。你能告诉我如何将我的代码用于任何类型的数据吗?谢谢。

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1 回答 1

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我意识到这是一个老问题,但我今天正在处理类似的东西,所以我想我会回答这个问题,以防其他人正在寻找。

由于您只是试图将完整的内容从一个粘贴板复制到另一个粘贴板,因此无需使用 NSPasteboardItem。只需在一个粘贴板上迭代所有键入的数据并将其写入另一个。Swift 中的简洁示例:

func copyItemsFromPasteboard(_ fromPasteboard: NSPasteboard, toPasteboard: NSPasteboard) {
    for thisType in generalPB.types ?? [] {
        let thisData = generalPB.data(forType: thisType) ?? Data()
        toPasteboard.setData(thisData, forType: thisType)
    }
}

let generalPB = NSPasteboard(name: .generalPboard)
let customPB = NSPasteboard(name: NSPasteboard.Name(rawValue: "com.example.custom"))

copyItemsFromPasteboard(generalPB, toPasteboard: customPB)

我希望这对某人有帮助!

于 2018-12-14T16:52:54.757 回答