Data commit

Task/Simple-windowed-application/Objective-C/simple-windowed-application-1.m

@@ -0,0 +1,13 @@
+#include <Foundation/Foundation.h>
+#include <AppKit/AppKit.h>
+
+@interface ClickMe : NSWindow
+{
+  NSButton *_button;
+  NSTextField *_text;
+  int _counter;
+}
+- (void)applicationDidFinishLaunching: (NSNotification *)notification;
+- (BOOL)applicationShouldTerminateAfterLastWindowClosed: (NSNotification *)notification;
+- (void)advanceCounter: (id)sender;
+@end

Task/Simple-windowed-application/Objective-C/simple-windowed-application-2.m

@@ -0,0 +1,71 @@
+@implementation ClickMe : NSWindow
+-(instancetype) init
+{
+  NSButton *button = [[NSButton alloc] init];
+  [button setButtonType: NSToggleButton];
+  [button setTitle: @"Click Me"];
+  [button sizeToFit];
+  [button setTarget: self];
+  [button setAction: @selector(advanceCounter:)];
+  NSRect buttonRect = [button frame];
+
+  NSTextField *text = [[NSTextField alloc]
+	   initWithFrame: NSMakeRect(buttonRect.origin.x, buttonRect.size.height,
+				     buttonRect.size.width, buttonRect.size.height)];
+  [text setAlignment: NSCenterTextAlignment];
+  [text setEditable: NO];
+  [text setStringValue: @"There have been no clicks yet"];
+  [text sizeToFit];
+
+  // reset size of button according to size of (larger...?) text
+  [button
+    setFrameSize: NSMakeSize( [text frame].size.width, buttonRect.size.height ) ];
+
+  int totalWindowHeight = buttonRect.size.height + [text frame].size.height;
+
+  if ((self = [super initWithContentRect: NSMakeRect(100, 100,
+				    [text frame].size.width, totalWindowHeight)
+        styleMask: (NSTitledWindowMask | NSClosableWindowMask)
+      backing: NSBackingStoreBuffered
+      defer: NO])) {
+    _counter = 0;
+    _button = button;
+    _text = text;
+
+    [[self contentView] addSubview: _text];
+    [[self contentView] addSubview: _button];
+
+    [self setTitle: @"Click Me!"];
+    [self center];
+  }
+  return self;
+}
+
+
+- (void)applicationDidFinishLaunching: (NSNotification *)notification
+{
+  [self orderFront: self];
+}
+
+- (BOOL)applicationShouldTerminateAfterLastWindowClosed: (NSNotification *)notification
+{
+  return YES;
+}
+
+- (void)advanceCounter: (id)sender
+{
+  [_text setStringValue: [NSString stringWithFormat: @"Clicked %d times", ++_counter]];
+}
+@end
+
+
+int main()
+{
+  @autoreleasepool {
+    NSApplication *app =  [NSApplication sharedApplication];
+    ClickMe *clickme = [[ClickMe alloc] init];
+    [app setDelegate: clickme];
+    [app run];
+  }
+  return 0;
+}