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BodyScroller.m
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BodyScroller.m
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//
// BodyScroller.m
// Notation
//
// Created by Zachary Schneirov on 2/5/07.
/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted
provided that the following conditions are met:
- Redistributions of source code must retain the above copyright notice, this list of conditions
and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright notice, this list of
conditions and the following disclaimer in the documentation and/or other materials provided with
the distribution.
- Neither the name of Notational Velocity nor the names of its contributors may be used to endorse
or promote products derived from this software without specific prior written permission. */
#import "BodyScroller.h"
#if DELAYED_LAYOUT
@implementation BodyScroller
- (void)awakeFromNib {
rectForSuppressedUpdate = NSZeroRect;
}
/*- (void)drawRect:(NSRect)rect {
// Drawing code here.
if (!contentViewDelegate || [contentViewDelegate readyToDraw])
[super drawRect:rect];
}*/
- (void)mouseDown:(NSEvent*)event {
if (![contentViewDelegate readyToDraw]) {
[contentViewDelegate _setFutureSelectionRangeWithinIndex:[[contentViewDelegate string] length]];
}
[super mouseDown:event];
}
/*
- (void)drawKnob {
if ([contentViewDelegate readyToDraw]) {
[super drawKnob];
}
}*/
- (void)displayIfNeededInRect:(NSRect)aRect {
if (![contentViewDelegate readyToDraw]) {
rectForSuppressedUpdate = NSUnionRect(rectForSuppressedUpdate, aRect);
} else {
[super displayIfNeededInRect:aRect];
}
}
- (void)setNeedsDisplayInRect:(NSRect)invalidRect {
if (![contentViewDelegate readyToDraw]) {
rectForSuppressedUpdate = NSUnionRect(rectForSuppressedUpdate, invalidRect);
} else {
[super setNeedsDisplayInRect:invalidRect];
}
}
- (void)clearSuppressedRects {
rectForSuppressedUpdate = NSZeroRect;
}
- (void)restoreSuppressedRects {
[super setNeedsDisplayInRect:rectForSuppressedUpdate];
}
- (void)setDisableUpdating:(BOOL)disable {
disableUpdating = disable;
}
- (void)setContentViewDelegate:(id)aDelegate {
contentViewDelegate = aDelegate;
}
- (id)contentViewDelegate {
return contentViewDelegate;
}
@end
#endif