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/* Copyright (c) MediaArea.net SARL. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license that can
* be found in the License.html file in the root of the source tree.
*/
// Created by Max Pozdeev on 08.02.12.
#import "TreeOutline.h"
@implementation TreeOutline
- (BOOL)validateUserInterfaceItem:(id <NSValidatedUserInterfaceItem>)item {
SEL action = [item action];
if(action == @selector(copy:)) {
return ([self numberOfSelectedRows] > 0 || [self clickedRow] != -1);
}
return [super validateUserInterfaceItem:item];
}
-(IBAction)copy:(id)sender {
NSIndexSet *indexes = [self selectedRowIndexes];
int clickedRow = [self clickedRow];
NSMutableArray *textLines = [NSMutableArray array];
// muliple rows selection (clicked on it or not clicked at all)
if([indexes count] >= 1
&& (clickedRow == -1 || [indexes containsIndex:clickedRow]))
{
[indexes enumerateIndexesUsingBlock:
^(NSUInteger idx, BOOL *stop) {
//extract from tree node
[textLines addObject:[[[self itemAtRow:idx] representedObject] objectForKey:@"extValue"]];
}];
}
else {
//no selection, from right-clicked context menu
//extract from tree node
[textLines addObject:[[[self itemAtRow:clickedRow] representedObject] objectForKey:@"extValue"]];
}
NSString *textToCopy = [textLines componentsJoinedByString:@"\n"];
NSPasteboard *pasteboard = [NSPasteboard generalPasteboard];
[pasteboard clearContents];
NSArray *copiedObjects = [NSArray arrayWithObject:textToCopy];
[pasteboard writeObjects:copiedObjects];
}
@end
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