cbowns / cpu-history
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Description: OS X: displays recent CPU usage in the Dock or a floating window
Homepage: http://cbowns.com/cpuhistory/
Clone URL: git://github.com/cbowns/cpu-history.git 
moving the defaults button, and adding a 'save and close' button
Christopher Bowns (author)
Sun Nov 09 15:58:58 -0800 2008
commit  800185fe2bcb58bcb025ae6858b8819cf80c4bb2
tree    ce63aaa759b0150473c3ef2928fbc3ff6c35296b
parent  c80ed6d1e8ff6a7aa874e6fc0901fc0f93ce1246
cpu-history / TranslucentWindow.m
100644 62 lines (45 sloc) 1.647 kb
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//
//  TranslucentView.m
//
//  Created by Takashi T. Hamada on Thu Nov 01 2000.
//  Copyright (c) 2000,2001 Takashi T. Hamada. All rights reserved.
//
//  Modifications:
//  bb 26.06.2002 - removed the _transparency method
//
 
#import "TranslucentWindow.h"
 
 
@implementation TranslucentWindow
 
//-------------------------------------------------------------
// set the transparency
//-------------------------------------------------------------
//- (float)_transparency
//{
//    return 0.9999999999;
//}
 
 
 
// Not much here, just calling the following private API.
extern void _NSSetWindowOpacity(int windowNumber, BOOL isOpaque);
 
 
//-------------------------------------------------------------
// make the window (pseudo) transparent
//-------------------------------------------------------------
- initWithContentRect:(NSRect)contentRect styleMask:(unsigned int)aStyle backing:(NSBackingStoreType)bufferingType defer:(BOOL)flag
{
    if (self = [super initWithContentRect:contentRect styleMask:aStyle backing:bufferingType defer:flag])
        _NSSetWindowOpacity([self windowNumber], NO);
 
    [self setAcceptsMouseMovedEvents:YES];	// for dragging itself by receiving the mouse events
    
    return self;
}
 
 
//-------------------------------------------------------------
// no shadow is needed
//-------------------------------------------------------------
- (BOOL)hasShadow
{
    return NO;
}
 
 
//-------------------------------------------------------------
// For displaying the tooltips with transparent window
//-------------------------------------------------------------
- (BOOL)canBecomeKeyWindow
{
    return YES;
}
 
@end