diff pkg-src/tree-nx/TreeButtonCell.m @ 163:0132846995bd r20-3b8

Import from CVS: tag r20-3b8
author cvs
date Mon, 13 Aug 2007 09:43:35 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pkg-src/tree-nx/TreeButtonCell.m	Mon Aug 13 09:43:35 2007 +0200
@@ -0,0 +1,33 @@
+
+#import "TreeButtonCell.h"
+#import "TreeButton.h"
+
+@implementation TreeButtonCell
+
+- parent { return parent; }
+- setParent:anObject
+{	// anObject should be the parent Control object subclass
+	parent = anObject;
+	return self;
+}
+
+- (BOOL)trackMouse:(NXEvent *)theEvent
+		inRect:(const NXRect *)cellFrame ofView:aView
+{	// this traps the button being selected.
+	BOOL result = [super trackMouse:theEvent inRect:cellFrame ofView:aView];
+	if (result && [parent respondsTo:@selector(wasSelected:)]) {
+		[parent wasSelected:self];
+	}
+	return result;
+}
+
+- performClick:sender
+{
+	[super performClick:sender];
+	if ([parent respondsTo:@selector(wasSelected:)]) {
+		[parent wasSelected:self];
+	}
+	return self;
+}
+
+@end