mac: Move OS X only files to atom/browser/mac.

atom/browser/mac/atom_application_delegate.mm

@@ -0,0 +1,49 @@
+// Copyright (c) 2013 GitHub, Inc. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "atom/browser/mac/atom_application_delegate.h"
+
+#import "atom/browser/mac/atom_application.h"
+#include "atom/browser/browser.h"
+#include "base/strings/sys_string_conversions.h"
+
+@implementation AtomApplicationDelegate
+
+- (void)applicationWillFinishLaunching:(NSNotification*)notify {
+  atom::Browser::Get()->WillFinishLaunching();
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification*)notify {
+  atom::Browser::Get()->DidFinishLaunching();
+}
+
+- (BOOL)application:(NSApplication*)sender
+           openFile:(NSString*)filename {
+  std::string filename_str(base::SysNSStringToUTF8(filename));
+  return atom::Browser::Get()->OpenFile(filename_str) ? YES : NO;
+}
+
+- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*)sender {
+  atom::Browser* browser = atom::Browser::Get();
+  if (browser->is_quiting()) {
+    return NSTerminateNow;
+  } else {
+    // System started termination.
+    atom::Browser::Get()->Quit();
+    return NSTerminateCancel;
+  }
+}
+
+- (BOOL)applicationShouldHandleReopen:(NSApplication*)theApplication
+                    hasVisibleWindows:(BOOL)flag {
+  atom::Browser* browser = atom::Browser::Get();
+  if (flag) {
+    return YES;
+  } else {
+    browser->ActivateWithNoOpenWindows();
+    return NO;
+  }
+}
+
+@end