Dogcows Code - chaz/thecheat/blob - VariableTable.m

   1
   2 // **********************************************************************
   3 // The Cheat - A universal game cheater for Mac OS X
   4 // (C) 2003-2005 Chaz McGarvey (BrokenZipper)
   5 //
   6 // This program is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 1, or (at your option)
   9 // any later version.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software
  18 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 //
  20
  21
  22 #import "VariableTable.h"
  23
  24
  25 @interface VariableTable ( PrivateAPI )
  26
  27 - (void)_setVisibleRows:(NSRange)rows;
  28
  29 @end
  30
  31
  32 @implementation VariableTable
  33
  34
  35 - (void)awakeFromNib
  36 {
  37         NSScrollView *scrollView = (NSScrollView *)[(NSClipView *)[self superview] superview];
  38         NSScroller *oldScroller = [[scrollView verticalScroller] retain];
  39
  40         TrackerScroller *scroller = [[TrackerScroller alloc] initWithFrame:[oldScroller frame]];
  41
  42         [scroller setControlSize:[oldScroller controlSize]];
  43         [scroller setFloatValue:[oldScroller floatValue] knobProportion:[oldScroller knobProportion]];
  44         [scroller setControlTint:[oldScroller controlTint]];
  45
  46         // set the new scroller
  47         [scrollView setHasVerticalScroller:NO];
  48         [scrollView setVerticalScroller:scroller];
  49         [scrollView setHasVerticalScroller:YES];
  50
  51         [scroller setDelegate:self];
  52         [scroller release];
  53         [oldScroller release];
  54
  55         /*if ( [super respondsToSelector:@selector(awakeFromNib)] ) {
  56                 [super awakeFromNib];
  57         }*/
  58 }
  59
  60
  61 - (NSRange)visibleRows
  62 {
  63         return _visibleRows;
  64 }
  65
  66 - (void)_setVisibleRows:(NSRange)rows
  67 {
  68         _visibleRows = rows;
  69 }
  70
  71
  72 - (void)reloadData
  73 {
  74         if ( _dontUpdate ) {
  75                 _updatePending = YES;
  76                 return;
  77         }
  78
  79         [super reloadData];
  80
  81         NSRange range = [self rowsInRect:[(NSClipView *)[self superview] documentVisibleRect]];
  82         id delegate = [self delegate];
  83
  84         if ( !NSEqualRanges( range, _visibleRows ) ) {
  85                 [self _setVisibleRows:range];
  86                 if ( [delegate respondsToSelector:@selector(tableView:didChangeVisibleRows:)] ) {
  87                         [delegate tableView:self didChangeVisibleRows:range];
  88                 }
  89         }
  90 }
  91
  92
  93 - (void)keyDown:(NSEvent *)theEvent
  94 {
  95         _dontUpdate = YES;
  96         [super keyDown:theEvent];
  97 }
  98
  99 - (void)keyUp:(NSEvent *)theEvent
 100 {
 101         NSRange range = [self rowsInRect:[(NSClipView *)[self superview] documentVisibleRect]];
 102         id delegate = [self delegate];
 103
 104         [super keyUp:theEvent];
 105
 106         _dontUpdate = NO;
 107
 108         if ( !NSEqualRanges( range, _visibleRows ) ) {
 109                 [self _setVisibleRows:range];
 110                 if ( [delegate respondsToSelector:@selector(tableView:didChangeVisibleRows:)] ) {
 111                         [delegate tableView:self didChangeVisibleRows:range];
 112                 }
 113         }
 114         else if ( _updatePending ) {
 115                 [self reloadData];
 116                 _updatePending = NO;
 117         }
 118 }
 119
 120 - (void)scrollerDidStartScrolling:(TrackerScroller *)scroller
 121 {
 122         _dontUpdate = YES;
 123 }
 124
 125 - (void)scrollerDidStopScrolling:(TrackerScroller *)scroller
 126 {
 127         NSRange range = [self rowsInRect:[(NSClipView *)[self superview] documentVisibleRect]];
 128         id delegate = [self delegate];
 129
 130         _dontUpdate = NO;
 131
 132         if ( !NSEqualRanges( range, _visibleRows ) ) {
 133                 [self _setVisibleRows:range];
 134                 if ( [delegate respondsToSelector:@selector(tableView:didChangeVisibleRows:)] ) {
 135                         [delegate tableView:self didChangeVisibleRows:range];
 136                 }
 137         }
 138         else if ( _updatePending ) {
 139                 [self reloadData];
 140                 _updatePending = NO;
 141         }
 142 }
 143
 144
 145 @end