AppShell support for Mac.

extensions/shell/browser/shell_native_app_window_mac.mm

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "extensions/shell/browser/shell_native_app_window_mac.h"
+
+#import <Cocoa/Cocoa.h>
+
+#include "base/logging.h"
+#include "base/mac/foundation_util.h"
+#include "base/strings/sys_string_conversions.h"
+#include "content/public/browser/web_contents.h"
+#import "ui/gfx/mac/coordinate_conversion.h"
+
+@implementation ShellNativeAppWindowController
+
+@synthesize appWindow = appWindow_;
+
+- (void)windowWillClose:(NSNotification*)notification {
+  if (appWindow_)
+    appWindow_->WindowWillClose();
+}
+
+@end
+
+// TODO(yoz): Do we need to handle commands (keyboard shortcuts)?
+// Do we need need ChromeEventProcessingWindow or UnderlayOpenGLHostingWindow?
+@interface ShellNSWindow : NSWindow
+@end
+
+@implementation ShellNSWindow
+
+- (BOOL)_isTitleHidden {
+  return YES;
+}
+
+@end
+
+namespace extensions {
+
+ShellNativeAppWindowMac::ShellNativeAppWindowMac(
+    AppWindow* app_window,
+    const AppWindow::CreateParams& params)
+    : ShellNativeAppWindow(app_window, params) {
+  base::scoped_nsobject<NSWindow> shell_window;
+  NSUInteger style_mask = NSTitledWindowMask | NSClosableWindowMask;
+
+  NSRect cocoa_bounds = gfx::ScreenRectToNSRect(
+      params.GetInitialWindowBounds(gfx::Insets()));
+
+  shell_window.reset(
+      [[ShellNSWindow alloc] initWithContentRect:cocoa_bounds
+                                       styleMask:style_mask
+                                         backing:NSBackingStoreBuffered
+                                           defer:NO]);
+  [shell_window setReleasedWhenClosed:NO];
+
+  window_controller_.reset([[ShellNativeAppWindowController alloc]
+      initWithWindow:shell_window.release()]);

[tapted, 2014/12/18 03:30:55]

It's now properly owned by the scoped_nsobject, so here:

shell_window.release() -> shell_window

[Yoyo Zhou, 2014/12/18 22:42:07]

Done.

+
+  [[window_controller_ window] setDelegate:window_controller_];
+  [window_controller_ setAppWindow:this];
+
+  NSView* view = app_window->web_contents()->GetNativeView();
+  NSView* frameView = [window() contentView];
+  [view setFrame:[frameView bounds]];
+  [frameView addSubview:view];
+}
+
+ShellNativeAppWindowMac::~ShellNativeAppWindowMac() {
+  [window() setDelegate:nil];
+  [window() close];
+}
+
+bool ShellNativeAppWindowMac::IsActive() const {
+  return [window() isKeyWindow];
+}
+
+gfx::NativeWindow ShellNativeAppWindowMac::GetNativeWindow() const {
+  return window();
+}
+
+gfx::Rect ShellNativeAppWindowMac::GetBounds() const {
+  return gfx::ScreenRectFromNSRect([window() frame]);
+}
+
+void ShellNativeAppWindowMac::Show() {
+  [window_controller_ showWindow:nil];
+}
+
+void ShellNativeAppWindowMac::Hide() {
+  NOTIMPLEMENTED();
+}
+
+void ShellNativeAppWindowMac::Activate() {
+  // TODO(yoz): Activate in front of other applications.
+  [[window_controller_ window] makeKeyAndOrderFront:window_controller_];
+}
+
+void ShellNativeAppWindowMac::Deactivate() {
+  // See crbug.com/51364.
+  NOTIMPLEMENTED();
+}
+
+void ShellNativeAppWindowMac::SetBounds(const gfx::Rect& bounds) {
+  // TODO(yoz): Windows should be fullscreen.
+  NOTIMPLEMENTED();
+}
+
+void ShellNativeAppWindowMac::WindowWillClose() {
+  [window_controller_ setAppWindow:NULL];
+  app_window()->OnNativeWindowChanged();
+  app_window()->OnNativeClose();
+}
+
+ShellNSWindow* ShellNativeAppWindowMac::window() const {
+  return base::mac::ObjCCastStrict<ShellNSWindow>([window_controller_ window]);
+}
+
+}  // namespace extensions