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#import "GBDebuggerButton.h"
@implementation GBDebuggerButton
{
NSTrackingArea *_trackingArea;
}
- (instancetype)initWithCoder:(NSCoder *)coder
{
self = [super initWithCoder:coder];
self.toolTip = self.title;
self.imagePosition = NSImageOnly; // Newer versions of AppKit refuse to respect the value from the nib file
return self;
}
- (void)mouseEntered:(NSEvent *)event
{
if (@available(macOS 10.10, *)) {
NSDictionary *attributes = @{
NSForegroundColorAttributeName: [NSColor colorWithWhite:1.0 alpha:0.5],
NSFontAttributeName: self.textField.font
};
self.textField.placeholderAttributedString =
[[NSAttributedString alloc] initWithString:self.alternateTitle attributes:attributes];
}
}
- (void)mouseExited:(NSEvent *)event
{
if (@available(macOS 10.10, *)) {
if ([self.textField.placeholderAttributedString.string isEqualToString:self.alternateTitle]) {
self.textField.placeholderAttributedString = nil;
}
}
}
- (void)updateTrackingAreas
{
[super updateTrackingAreas];
if (_trackingArea) {
[self removeTrackingArea:_trackingArea];
}
_trackingArea = [ [NSTrackingArea alloc] initWithRect:[self bounds]
options:NSTrackingMouseEnteredAndExited | NSTrackingActiveAlways
owner:self
userInfo:nil];
[self addTrackingArea:_trackingArea];
}
@end
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