SameBoy/Cocoa/GBWarningPopover.m

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#import "GBWarningPopover.h"
static GBWarningPopover *lastPopover;
@implementation GBWarningPopover
+ (GBWarningPopover *) popoverWithContents:(NSString *)contents onView:(NSView *)view
{
[lastPopover close];
lastPopover = [[self alloc] init];
[lastPopover setBehavior:NSPopoverBehaviorApplicationDefined];
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[lastPopover setAnimates:true];
lastPopover.contentViewController = [[NSViewController alloc] initWithNibName:@"PopoverView" bundle:nil];
NSTextField *field = (NSTextField *)lastPopover.contentViewController.view;
[field setStringValue:contents];
NSSize textSize = [field.cell cellSizeForBounds:[field.cell drawingRectForBounds:NSMakeRect(0, 0, 240, CGFLOAT_MAX)]];
textSize.width = ceil(textSize.width) + 16;
textSize.height = ceil(textSize.height) + 12;
[lastPopover setContentSize:textSize];
if (!view.window.isVisible) {
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[view.window setIsVisible:true];
}
[lastPopover showRelativeToRect:view.bounds
ofView:view
preferredEdge:NSMinYEdge];
NSRect frame = field.frame;
frame.origin.x += 8;
frame.origin.y -= 6;
field.frame = frame;
[lastPopover performSelector:@selector(close) withObject:nil afterDelay:3.0];
return lastPopover;
}
+ (GBWarningPopover *)popoverWithContents:(NSString *)contents onWindow:(NSWindow *)window
{
return [self popoverWithContents:contents onView:window.contentView.superview.subviews.lastObject];
}
@end