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| 1 | //
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| 2 | // NJRScrollView.m
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| 3 | // HostLauncher
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| 4 | //
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| 5 | // Created by nicholas on Tue Oct 30 2001.
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| 6 | // Copyright (c) 2001 Nicholas Riley. All rights reserved.
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| 7 | //
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| 8 |
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| 9 | #import "NJRScrollView.h"
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| 10 |
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| 11 |
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| 12 | @implementation NJRScrollView
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| 13 |
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| 14 | - (BOOL)needsDisplay;
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| 15 | {
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| 16 | NSResponder *resp = nil;
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| 17 | if ([[self window] isKeyWindow]) {
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| 18 | resp = [[self window] firstResponder];
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| 19 | if (resp == lastResp) return [super needsDisplay];
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| 20 | } else if (lastResp == nil) {
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| 21 | return [super needsDisplay];
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| 22 | }
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| 23 | shouldDrawFocusRing = (resp != nil && [resp isKindOfClass: [NSView class]] &&
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| 24 | [(NSView *)resp isDescendantOf: self]); // [sic]
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| 25 | lastResp = resp;
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| 26 | [self setKeyboardFocusRingNeedsDisplayInRect: [self bounds]];
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| 27 | return YES;
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| 28 | }
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| 29 |
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| 30 | - (void)drawRect:(NSRect)rect {
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| 31 | [super drawRect: rect];
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| 32 | if (shouldDrawFocusRing) {
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| 33 | NSSetFocusRingStyle(NSFocusRingOnly);
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| 34 | NSRectFill([self bounds]);
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| 35 | }
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| 36 | }
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| 37 |
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| 38 | @end |
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