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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_APP_CONTROLLER_MAC_H_
      6 #define CHROME_BROWSER_APP_CONTROLLER_MAC_H_
      7 
      8 #if defined(__OBJC__)
      9 
     10 #import <Cocoa/Cocoa.h>
     11 #include <vector>
     12 
     13 #include "base/mac/scoped_nsobject.h"
     14 #include "base/memory/scoped_ptr.h"
     15 #include "base/observer_list.h"
     16 #include "base/prefs/pref_change_registrar.h"
     17 #include "ui/base/work_area_watcher_observer.h"
     18 
     19 class AppControllerProfileObserver;
     20 class BookmarkMenuBridge;
     21 class CommandUpdater;
     22 class GURL;
     23 class HistoryMenuBridge;
     24 class Profile;
     25 @class ProfileMenuController;
     26 namespace ui {
     27 class WorkAreaWatcherObserver;
     28 }
     29 
     30 // The application controller object, created by loading the MainMenu nib.
     31 // This handles things like responding to menus when there are no windows
     32 // open, etc and acts as the NSApplication delegate.
     33 @interface AppController : NSObject<NSUserInterfaceValidations,
     34                                     NSApplicationDelegate> {
     35  @private
     36   // Manages the state of the command menu items.
     37   scoped_ptr<CommandUpdater> menuState_;
     38 
     39   // The profile last used by a Browser. It is this profile that was used to
     40   // build the user-data specific main menu items.
     41   Profile* lastProfile_;
     42 
     43   // The ProfileObserver observes the ProfileInfoCache and gets notified
     44   // when a profile has been deleted.
     45   scoped_ptr<AppControllerProfileObserver> profileInfoCacheObserver_;
     46 
     47   // Management of the bookmark menu which spans across all windows
     48   // (and Browser*s).
     49   scoped_ptr<BookmarkMenuBridge> bookmarkMenuBridge_;
     50   scoped_ptr<HistoryMenuBridge> historyMenuBridge_;
     51 
     52   // The profile menu, which appears right before the Help menu. It is only
     53   // available when multiple profiles is enabled.
     54   base::scoped_nsobject<ProfileMenuController> profileMenuController_;
     55 
     56   // If we're told to open URLs (in particular, via |-application:openFiles:| by
     57   // Launch Services) before we've launched the browser, we queue them up in
     58   // |startupUrls_| so that they can go in the first browser window/tab.
     59   std::vector<GURL> startupUrls_;
     60   BOOL startupComplete_;
     61 
     62   // Outlets for the close tab/window menu items so that we can adjust the
     63   // commmand-key equivalent depending on the kind of window and how many
     64   // tabs it has.
     65   IBOutlet NSMenuItem* closeTabMenuItem_;
     66   IBOutlet NSMenuItem* closeWindowMenuItem_;
     67   BOOL fileMenuUpdatePending_;  // ensure we only do this once per notificaion.
     68 
     69   // Outlet for the help menu so we can bless it so Cocoa adds the search item
     70   // to it.
     71   IBOutlet NSMenu* helpMenu_;
     72 
     73   // Outlet for the tabpose menu item so we can hide it.
     74   IBOutlet NSMenuItem* tabposeMenuItem_;
     75 
     76   // Indicates wheter an NSPopover is currently being shown.
     77   BOOL hasPopover_;
     78 
     79   // Observers that listen to the work area changes.
     80   ObserverList<ui::WorkAreaWatcherObserver> workAreaChangeObservers_;
     81 
     82   scoped_ptr<PrefChangeRegistrar> profilePrefRegistrar_;
     83   PrefChangeRegistrar localPrefRegistrar_;
     84 }
     85 
     86 @property(readonly, nonatomic) BOOL startupComplete;
     87 @property(readonly, nonatomic) Profile* lastProfile;
     88 
     89 - (void)didEndMainMessageLoop;
     90 
     91 // Try to close all browser windows, and if that succeeds then quit.
     92 - (BOOL)tryToTerminateApplication:(NSApplication*)app;
     93 
     94 // Stop trying to terminate the application. That is, prevent the final browser
     95 // window closure from causing the application to quit.
     96 - (void)stopTryingToTerminateApplication:(NSApplication*)app;
     97 
     98 // Returns true if there is a modal window (either window- or application-
     99 // modal) blocking the active browser. Note that tab modal dialogs (HTTP auth
    100 // sheets) will not count as blocking the browser. But things like open/save
    101 // dialogs that are window modal will block the browser.
    102 - (BOOL)keyWindowIsModal;
    103 
    104 // Show the preferences window, or bring it to the front if it's already
    105 // visible.
    106 - (IBAction)showPreferences:(id)sender;
    107 
    108 // Redirect in the menu item from the expected target of "File's
    109 // Owner" (NSApplication) for a Branded About Box
    110 - (IBAction)orderFrontStandardAboutPanel:(id)sender;
    111 
    112 // Toggles the "Confirm to Quit" preference.
    113 - (IBAction)toggleConfirmToQuit:(id)sender;
    114 
    115 // Delegate method to return the dock menu.
    116 - (NSMenu*)applicationDockMenu:(NSApplication*)sender;
    117 
    118 // Get the URLs that Launch Services expects the browser to open at startup.
    119 - (const std::vector<GURL>&)startupUrls;
    120 
    121 // Clear the list of startup URLs.
    122 - (void)clearStartupUrls;
    123 
    124 - (BookmarkMenuBridge*)bookmarkMenuBridge;
    125 
    126 // Subscribes/unsubscribes from the work area change notification.
    127 - (void)addObserverForWorkAreaChange:(ui::WorkAreaWatcherObserver*)observer;
    128 - (void)removeObserverForWorkAreaChange:(ui::WorkAreaWatcherObserver*)observer;
    129 
    130 @end
    131 
    132 #endif  // __OBJC__
    133 
    134 // Functions that may be accessed from non-Objective-C C/C++ code.
    135 
    136 namespace app_controller_mac {
    137 
    138 // True if we are currently handling an IDC_NEW_{TAB,WINDOW} command. Used in
    139 // SessionService::Observe() to get around windows/linux and mac having
    140 // different models of application lifetime.
    141 bool IsOpeningNewWindow();
    142 
    143 }  // namespace app_controller_mac
    144 
    145 #endif
    146