Application-wide hotkeys + feed edit modal sheet

baRSS/AppHook.m

@@ -0,0 +1,57 @@
+//
+//  The MIT License (MIT)
+//  Copyright (c) 2018 Oleg Geier
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy of
+//  this software and associated documentation files (the "Software"), to deal in
+//  the Software without restriction, including without limitation the rights to
+//  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+//  of the Software, and to permit persons to whom the Software is furnished to do
+//  so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in all
+//  copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//  SOFTWARE.
+
+#import "AppHook.h"
+
+static NSEventModifierFlags fnKeyFlags = NSEventModifierFlagShift | NSEventModifierFlagControl | NSEventModifierFlagOption | NSEventModifierFlagCommand | NSEventModifierFlagFunction;
+
+@implementation AppHook
+- (void) sendEvent:(NSEvent *)event {
+	if ([event type] == NSEventTypeKeyDown) {
+		NSEventModifierFlags flags = (event.modifierFlags & fnKeyFlags); // ignore caps lock, etc.
+		unichar key = [event.characters characterAtIndex:0]; // charactersIgnoringModifiers
+		if (flags == NSEventModifierFlagCommand) {
+			switch (key) {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wundeclared-selector"
+				case 'z': if ([self sendAction:@selector(undo:) to:nil from:self]) return; break;
+#pragma clang diagnostic pop
+				case 'x': if ([self sendAction:@selector(cut:) to:nil from:self]) return; break;
+				case 'c': if ([self sendAction:@selector(copy:) to:nil from:self]) return; break;
+				case 'v': if ([self sendAction:@selector(paste:) to:nil from:self]) return; break;
+				case 'a': if ([self sendAction:@selector(selectAll:) to:nil from:self]) return; break;
+				case 'q': if ([self sendAction:@selector(terminate:) to:nil from:self]) return; break;
+				case 'w': if ([self sendAction:@selector(performClose:) to:nil from:self]) return; break;
+			}
+		} else if (flags == (NSEventModifierFlagCommand | NSEventModifierFlagShift)) {
+			if (key == 'z') {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wundeclared-selector"
+				if ([self sendAction:@selector(redo:) to:nil from:self])
+					return;
+#pragma clang diagnostic pop
+			}
+		}
+	}
+	[super sendEvent:event];
+}
+@end