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我試圖添加一個AccessoryView到NSSavePanel,但有時AccessoryView(它的元素)是禁用的,有時不是。希望任何人有一個想法。NSSavePanel的AccessoryView有時被禁用
這裏是我的代碼:
NSWindow *window = [[NSApp delegate] window];
// Get savePath
NSSavePanel *spanel = [NSSavePanel savePanel];
__block SaveAccessoryViewController *saveAccessoryViewController = [[SaveAccessoryViewController alloc] initWithNibName:@"SaveAccessoryView" bundle:nil];
[spanel setAllowedFileTypes:[NSArray arrayWithObject:@"pdf"]];
[spanel setAccessoryView:saveAccessoryViewController.view];
[spanel beginSheetModalForWindow:window completionHandler:^(NSInteger returnCode) {
...