pjs/camino/CHExtendedOutlineView.mm

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Mozilla browser.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 2002 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* David Hyatt <hyatt@netscape.com> (Original Author)
*/
#import "CHExtendedOutlineView.h"
@implementation CHExtendedOutlineView
- (id)initWithFrame:(NSRect)frame {
if ( (self = [super initWithFrame:frame]) ) {
mDeleteAction = 0;
}
return self;
}
-(void)setDeleteAction: (SEL)aDeleteAction
{
mDeleteAction = aDeleteAction;
}
-(SEL)deleteAction
{
return mDeleteAction;
}
int kReturnKeyCode = 0x24;
int kDeleteKeyCode = 0x33;
int kLeftArrowKeyCode = 0x7B;
int kRightArrowKeyCode = 0x7C;
-(void)keyDown:(NSEvent*)aEvent
{
// Check for a certain set of special keys.
//NSDeleteFunctionKey
if ([aEvent keyCode] == kDeleteKeyCode) {
if (mDeleteAction)
[NSApp sendAction: mDeleteAction to: [self target] from: self];
return;
}
else if ([aEvent keyCode] == kReturnKeyCode) {
// Override return to keep the goofy inline editing
// from happening.
if ([self numberOfSelectedRows] == 1)
[NSApp sendAction: [self doubleAction] to: [self target] from: self];
return;
}
else if ([aEvent keyCode] == kLeftArrowKeyCode ||
[aEvent keyCode] == kRightArrowKeyCode)
{
BOOL expand = ([aEvent keyCode] == kRightArrowKeyCode);
if ([self numberOfSelectedRows] == 1) {
int index = [self selectedRow];
if (index == -1)
return;
id item = [self itemAtRow: index];
if (!item)
return;
if (![self isExpandable: item])
return;
if (![self isItemExpanded: item] && expand)
[self expandItem: item];
else if ([self isItemExpanded: item] && !expand)
[self collapseItem: item];
}
}
return [super keyDown: aEvent];
}
@end