[Mac] Organize all tab/tab strip files into chrome/browser/ui/cocoa/tabs/....

chrome/browser/ui/cocoa/tab_controller.h

-// Copyright (c) 2010 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.
-
-#ifndef CHROME_BROWSER_UI_COCOA_TAB_CONTROLLER_H_
-#define CHROME_BROWSER_UI_COCOA_TAB_CONTROLLER_H_
-#pragma once
-
-#import <Cocoa/Cocoa.h>
-#import "chrome/browser/ui/cocoa/hover_close_button.h"
-#include "chrome/browser/ui/tabs/tab_menu_model.h"
-
-// The loading/waiting state of the tab.
-enum TabLoadingState {
-  kTabDone,
-  kTabLoading,
-  kTabWaiting,
-  kTabCrashed,
-};
-
-@class MenuController;
-namespace TabControllerInternal {
-class MenuDelegate;
-}
-@class TabView;
-@protocol TabControllerTarget;
-
-// A class that manages a single tab in the tab strip. Set its target/action
-// to be sent a message when the tab is selected by the user clicking. Setting
-// the |loading| property to YES visually indicates that this tab is currently
-// loading content via a spinner.
-//
-// The tab has the notion of an "icon view" which can be used to display
-// identifying characteristics such as a favicon, or since it's a full-fledged
-// view, something with state and animation such as a throbber for illustrating
-// progress. The default in the nib is an image view so nothing special is
-// required if that's all you need.
-
-@interface TabController : NSViewController {
- @private
-  IBOutlet NSView* iconView_;
-  IBOutlet NSTextField* titleView_;
-  IBOutlet HoverCloseButton* closeButton_;
-
-  NSRect originalIconFrame_;  // frame of iconView_ as loaded from nib
-  BOOL isIconShowing_;  // last state of iconView_ in updateVisibility
-
-  BOOL app_;
-  BOOL mini_;
-  BOOL pinned_;
-  BOOL selected_;
-  TabLoadingState loadingState_;
-  CGFloat iconTitleXOffset_;  // between left edges of icon and title
-  id<TabControllerTarget> target_;  // weak, where actions are sent
-  SEL action_;  // selector sent when tab is selected by clicking
-  scoped_ptr<TabMenuModel> contextMenuModel_;
-  scoped_ptr<TabControllerInternal::MenuDelegate> contextMenuDelegate_;
-  scoped_nsobject<MenuController> contextMenuController_;
-}
-
-@property(assign, nonatomic) TabLoadingState loadingState;
-
-@property(assign, nonatomic) SEL action;
-@property(assign, nonatomic) BOOL app;
-@property(assign, nonatomic) BOOL mini;
-@property(assign, nonatomic) BOOL pinned;
-@property(assign, nonatomic) BOOL selected;
-@property(assign, nonatomic) id target;
-@property(assign, nonatomic) NSView* iconView;
-@property(assign, nonatomic) NSTextField* titleView;
-@property(assign, nonatomic) HoverCloseButton* closeButton;
-
-// Minimum and maximum allowable tab width. The minimum width does not show
-// the icon or the close button. The selected tab always has at least a close
-// button so it has a different minimum width.
-+ (CGFloat)minTabWidth;
-+ (CGFloat)maxTabWidth;
-+ (CGFloat)minSelectedTabWidth;
-+ (CGFloat)miniTabWidth;
-+ (CGFloat)appTabWidth;
-
-// The view associated with this controller, pre-casted as a TabView
-- (TabView*)tabView;
-
-// Closes the associated TabView by relaying the message to |target_| to
-// perform the close.
-- (IBAction)closeTab:(id)sender;
-
-// Replace the current icon view with the given view. |iconView| will be
-// resized to the size of the current icon view.
-- (void)setIconView:(NSView*)iconView;
-- (NSView*)iconView;
-
-// Called by the tabs to determine whether we are in rapid (tab) closure mode.
-// In this mode, we handle clicks slightly differently due to animation.
-// Ideally, tabs would know about their own animation and wouldn't need this.
-- (BOOL)inRapidClosureMode;
-
-// Updates the visibility of certain subviews, such as the icon and close
-// button, based on criteria such as the tab's selected state and its current
-// width.
-- (void)updateVisibility;
-
-// Update the title color to match the tabs current state.
-- (void)updateTitleColor;
-@end
-
-@interface TabController(TestingAPI)
-- (NSString*)toolTip;
-- (int)iconCapacity;
-- (BOOL)shouldShowIcon;
-- (BOOL)shouldShowCloseButton;
-@end  // TabController(TestingAPI)
-
-#endif  // CHROME_BROWSER_UI_COCOA_TAB_CONTROLLER_H_