File:  [mozdev] / chimera / ExtendedOutlineView.mm
Revision 1.2: download - view: text, annotated - select for diffs - revision graph
Sat Apr 20 00:44:56 2002 UTC (17 years, 5 months ago) by macserv
Branches: MAIN
CVS tags: HEAD
A bunch of tweaks here... no changes in functionality.  Updated trilicense header on all files that were missing it.  Fixed initialization code syntax errors all over the place.  Put back fade code, and switched fading off for now...

    1: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
    2: /* ***** BEGIN LICENSE BLOCK *****
    3: * Version: NPL 1.1/GPL 2.0/LGPL 2.1
    4: *
    5: * The contents of this file are subject to the Netscape Public License
    6: * Version 1.1 (the "License"); you may not use this file except in
    7: * compliance with the License. You may obtain a copy of the License at
    8: * http://www.mozilla.org/NPL/
    9: *
   10: * Software distributed under the License is distributed on an "AS IS" basis,
   11: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
   12: * for the specific language governing rights and limitations under the
   13: * License.
   14: *
   15: * The Original Code is mozilla.org code.
   16: *
   17: * The Initial Developer of the Original Code is
   18: * Netscape Communications Corporation.
   19: * Portions created by the Initial Developer are Copyright (C) 2002
   20: * the Initial Developer. All Rights Reserved.
   21: *
   22: * Contributor(s):
   23: *
   24: * Alternatively, the contents of this file may be used under the terms of
   25: * either the GNU General Public License Version 2 or later (the "GPL"), or
   26: * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
   27: * in which case the provisions of the GPL or the LGPL are applicable instead
   28: * of those above. If you wish to allow use of your version of this file only
   29: * under the terms of either the GPL or the LGPL, and not to allow others to
   30: * use your version of this file under the terms of the NPL, indicate your
   31: * decision by deleting the provisions above and replace them with the notice
   32: * and other provisions required by the GPL or the LGPL. If you do not delete
   33: * the provisions above, a recipient may use your version of this file under
   34: * the terms of any one of the NPL, the GPL or the LGPL.
   35: *
   36: * ***** END LICENSE BLOCK ***** */
   37: 
   38: #import "ExtendedOutlineView.h"
   39: 
   40: 
   41: @implementation ExtendedOutlineView
   42: 
   43: - (id)initWithFrame:(NSRect)frame {
   44:   if ( (self = [super initWithFrame:frame]) ) {
   45:     mDeleteAction = 0;
   46:   }
   47:   return self;
   48: }
   49: 
   50: -(void)setDeleteAction: (SEL)aDeleteAction
   51: {
   52:   mDeleteAction = aDeleteAction;
   53: }
   54: 
   55: -(SEL)deleteAction
   56: {
   57:   return mDeleteAction;
   58: }
   59: 
   60: int kReturnKeyCode = 0x24;
   61: int kDeleteKeyCode = 0x33;
   62: int kLeftArrowKeyCode = 0x7B;
   63: int kRightArrowKeyCode = 0x7C;
   64: 
   65: -(void)keyDown:(NSEvent*)aEvent
   66: {
   67:   // Check for a certain set of special keys.
   68:   
   69:   //NSDeleteFunctionKey
   70:   if ([aEvent keyCode] == kDeleteKeyCode) {
   71:     if (mDeleteAction)
   72:       [NSApp sendAction: mDeleteAction to: [self target] from: self];
   73:     return;
   74:   }
   75:   else if ([aEvent keyCode] == kReturnKeyCode) {
   76:     // Override return to keep the goofy inline editing
   77:     // from happening.
   78:     if ([self numberOfSelectedRows] == 1)
   79:       [NSApp sendAction: [self doubleAction] to: [self target] from: self];
   80:     return;
   81:   }
   82:   else if ([aEvent keyCode] == kLeftArrowKeyCode ||
   83:            [aEvent keyCode] == kRightArrowKeyCode)
   84:   {
   85:     BOOL expand = ([aEvent keyCode] == kRightArrowKeyCode);
   86:     if ([self numberOfSelectedRows] == 1) {
   87:       int index = [self selectedRow];
   88:       if (index == -1)
   89:         return;
   90: 
   91:       id item = [self itemAtRow: index];
   92:       if (!item)
   93:         return;
   94: 
   95:       if (![self isExpandable: item])
   96:         return;
   97:       
   98:       if (![self isItemExpanded: item] && expand)
   99:         [self expandItem: item];
  100:       else if ([self isItemExpanded: item] && !expand)
  101:         [self collapseItem: item];
  102:     }
  103:   }
  104:   
  105:   return [super keyDown: aEvent];
  106: }
  107: 
  108: @end

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