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Diffstat (limited to 'platform/macos/src/MGLAttributionButton.mm')
-rw-r--r-- | platform/macos/src/MGLAttributionButton.mm | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/platform/macos/src/MGLAttributionButton.mm b/platform/macos/src/MGLAttributionButton.mm new file mode 100644 index 0000000000..ed8bb18a66 --- /dev/null +++ b/platform/macos/src/MGLAttributionButton.mm @@ -0,0 +1,55 @@ +#import "MGLAttributionButton.h" +#import "MGLAttributionInfo.h" + +#import "NSBundle+MGLAdditions.h" +#import "NSString+MGLAdditions.h" + +@implementation MGLAttributionButton + +- (instancetype)initWithAttributionInfo:(MGLAttributionInfo *)info { + if (self = [super initWithFrame:NSZeroRect]) { + self.bordered = NO; + self.bezelStyle = NSRegularSquareBezelStyle; + + // Extract any prefix consisting of intellectual property symbols. + NSScanner *scanner = [NSScanner scannerWithString:info.title.string]; + NSCharacterSet *symbolSet = [NSCharacterSet characterSetWithCharactersInString:@"©℗®℠™ &"]; + NSString *symbol; + [scanner scanCharactersFromSet:symbolSet intoString:&symbol]; + + // Remove the underline from the symbol for aesthetic reasons. + NSMutableAttributedString *title = info.title.mutableCopy; + [title removeAttribute:NSUnderlineStyleAttributeName range:NSMakeRange(0, symbol.length)]; + + self.attributedTitle = title; + [self sizeToFit]; + + _URL = info.URL; + if (_URL) { + self.toolTip = _URL.absoluteString; + } + + self.target = self; + self.action = @selector(openURL:); + } + return self; +} + +- (BOOL)wantsLayer { + return YES; +} + +- (void)resetCursorRects { + if (self.URL) { + // The whole button gets a pointing hand cursor, just like a hyperlink. + [self addCursorRect:self.bounds cursor:[NSCursor pointingHandCursor]]; + } +} + +- (IBAction)openURL:(__unused id)sender { + if (self.URL) { + [[NSWorkspace sharedWorkspace] openURL:self.URL]; + } +} + +@end |