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// Copyright (c) 2009 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_COCOA_TOOLBAR_CONTROLLER_H_
#define CHROME_BROWSER_COCOA_TOOLBAR_CONTROLLER_H_
#import <Cocoa/Cocoa.h>
#include "base/scoped_ptr.h"
#include "base/scoped_nsobject.h"
#import "chrome/browser/cocoa/command_observer_bridge.h"
#import "chrome/browser/cocoa/toolbar_compressable.h"
#import "chrome/browser/cocoa/delayedmenu_button.h"
#import "chrome/browser/cocoa/view_resizer.h"
#include "chrome/common/pref_member.h"
@class AutocompleteTextField;
@class AutocompleteTextFieldEditor;
@class BackForwardMenuController;
@class BackgroundGradientView;
class Browser;
class BubblePositioner;
class CommandUpdater;
@class DelayedMenuButton;
class LocationBar;
class LocationBarViewMac;
@class MenuButton;
namespace ToolbarControllerInternal {
class PrefObserverBridge;
}
class Profile;
class TabContents;
class ToolbarModel;
class ToolbarView;
// A controller for the toolbar in the browser window. Manages
// updating the state for location bar and back/fwd/reload/go buttons.
// Manages the bookmark bar and its position in the window relative to
// the web content view.
@interface ToolbarController :
NSViewController<CommandObserverProtocol, ToolbarCompressable> {
@private
ToolbarModel* toolbarModel_; // weak, one per window
CommandUpdater* commands_; // weak, one per window
Profile* profile_; // weak, one per window
Browser* browser_; // weak, one per window
scoped_ptr<CommandObserverBridge> commandObserver_;
scoped_ptr<LocationBarViewMac> locationBarView_;
scoped_nsobject<AutocompleteTextFieldEditor> autocompleteTextFieldEditor_;
id<ViewResizer> resizeDelegate_; // weak
scoped_nsobject<BackForwardMenuController> backMenuController_;
scoped_nsobject<BackForwardMenuController> forwardMenuController_;
// Used for monitoring the optional toolbar button prefs.
scoped_ptr<ToolbarControllerInternal::PrefObserverBridge> prefObserver_;
// Used to position the omnibox bubble.
scoped_ptr<BubblePositioner> bubblePositioner_;
BooleanPrefMember showHomeButton_;
BooleanPrefMember showPageOptionButtons_;
BOOL hasToolbar_; // if NO, we only have the location bar.
// We have an extra retain in the locationBar_.
// See comments in awakeFromNib for more info.
scoped_nsobject<AutocompleteTextField> locationBarRetainer_;
// Tracking area for mouse enter/exit/moved in the toolbar.
scoped_nsobject<NSTrackingArea> trackingArea_;
// We retain/release the hover button since interaction with the
// button may make it go away (e.g. delete menu option over a
// bookmark button). Thus this variable is not weak. The
// hoveredButton_ is required to have an NSCell that responds to
// setMouseInside:animate:.
NSButton* hoveredButton_;
// The ordering is important for unit tests. If new items are added or the
// ordering is changed, make sure to update |-toolbarViews| and the
// corresponding enum in the unit tests.
IBOutlet DelayedMenuButton* backButton_;
IBOutlet DelayedMenuButton* forwardButton_;
IBOutlet NSButton* reloadButton_;
IBOutlet NSButton* homeButton_;
IBOutlet NSButton* starButton_;
IBOutlet NSButton* goButton_;
IBOutlet MenuButton* pageButton_;
IBOutlet MenuButton* wrenchButton_;
IBOutlet AutocompleteTextField* locationBar_;
IBOutlet NSMenu* encodingMenu_;
}
// Initialize the toolbar and register for command updates. The profile is
// needed for initializing the location bar. The browser is needed for
// initializing the back/forward menus.
- (id)initWithModel:(ToolbarModel*)model
commands:(CommandUpdater*)commands
profile:(Profile*)profile
browser:(Browser*)browser
resizeDelegate:(id<ViewResizer>)resizeDelegate;
// Get the C++ bridge object representing the location bar for this tab.
- (LocationBar*)locationBar;
// Called by the Window delegate so we can provide a custom field editor if
// needed.
// Note that this may be called for objects unrelated to the toolbar.
// returns nil if we don't want to override the custom field editor for |obj|.
- (id)customFieldEditorForObject:(id)obj;
// Returns the backdrop to the toolbar.
- (BackgroundGradientView*)backgroundGradientView;
// Make the location bar the first responder, if possible.
- (void)focusLocationBar;
// Updates the toolbar (and transitively the location bar) with the states of
// the specified |tab|. If |shouldRestore| is true, we're switching
// (back?) to this tab and should restore any previous location bar state
// (such as user editing) as well.
- (void)updateToolbarWithContents:(TabContents*)tabForRestoring
shouldRestoreState:(BOOL)shouldRestore;
// Sets whether or not the current page in the frontmost tab is bookmarked.
- (void)setStarredState:(BOOL)isStarred;
// Called to update the loading state. Handles updating the go/stop button
// state.
- (void)setIsLoading:(BOOL)isLoading;
// Allow turning off the toolbar (but we keep the location bar
// around). This changes the behavior of other methods, like
// [self view].
- (void)setHasToolbar:(BOOL)toolbar;
// The bookmark bubble (when you click the star) needs to know where to go.
// Somewhere near the star button seems like a good start.
- (NSRect)starButtonInWindowCoordinates;
@end
// A set of private methods used by tests, in the absence of "friends" in ObjC.
@interface ToolbarController(PrivateTestMethods)
// Returns an array of views in the order of the outlets above.
- (NSArray*)toolbarViews;
- (void)showOptionalHomeButton;
- (void)showOptionalPageWrenchButtons;
- (gfx::Rect)locationStackBounds;
// Return a hover button for the current event.
- (NSButton*)hoverButtonForEvent:(NSEvent*)theEvent;
@end
#endif // CHROME_BROWSER_COCOA_TOOLBAR_CONTROLLER_H_
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