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// Copyright 2016 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 "chrome/browser/ui/cocoa/fullscreen/fullscreen_toolbar_controller.h"
#include "base/command_line.h"
#include "chrome/browser/profiles/profile.h"
#import "chrome/browser/ui/cocoa/browser_window_controller.h"
#import "chrome/browser/ui/cocoa/fullscreen/fullscreen_menubar_tracker.h"
#import "chrome/browser/ui/cocoa/fullscreen/fullscreen_toolbar_animation_controller.h"
#import "chrome/browser/ui/cocoa/fullscreen/fullscreen_toolbar_mouse_tracker.h"
#import "chrome/browser/ui/cocoa/fullscreen/fullscreen_toolbar_visibility_lock_controller.h"
#import "chrome/browser/ui/cocoa/fullscreen/immersive_fullscreen_controller.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
namespace {
// Visibility fractions for the menubar and toolbar.
const CGFloat kHideFraction = 0.0;
const CGFloat kShowFraction = 1.0;
} // end namespace
@implementation FullscreenToolbarController
- (id)initWithBrowserController:(BrowserWindowController*)controller {
if ((self = [super init])) {
browserController_ = controller;
animationController_.reset(new FullscreenToolbarAnimationController(self));
visibilityLockController_.reset(
[[FullscreenToolbarVisibilityLockController alloc]
initWithFullscreenToolbarController:self
animationController:animationController_.get()]);
}
return self;
}
- (void)dealloc {
DCHECK(!inFullscreenMode_);
[super dealloc];
}
- (void)enterFullscreenMode {
DCHECK(!inFullscreenMode_);
inFullscreenMode_ = YES;
[self updateToolbarStyleExitingTabFullscreen:NO];
if ([browserController_ isInImmersiveFullscreen]) {
immersiveFullscreenController_.reset([[ImmersiveFullscreenController alloc]
initWithBrowserController:browserController_]);
[immersiveFullscreenController_ updateMenuBarAndDockVisibility];
} else {
menubarTracker_.reset([[FullscreenMenubarTracker alloc]
initWithFullscreenToolbarController:self]);
mouseTracker_.reset([[FullscreenToolbarMouseTracker alloc]
initWithFullscreenToolbarController:self
animationController:animationController_.get()]);
}
}
- (void)exitFullscreenMode {
DCHECK(inFullscreenMode_);
inFullscreenMode_ = NO;
animationController_->StopAnimationAndTimer();
[[NSNotificationCenter defaultCenter] removeObserver:self];
menubarTracker_.reset();
mouseTracker_.reset();
immersiveFullscreenController_.reset();
// No more calls back up to the BWC.
browserController_ = nil;
}
// Cancels any running animation and timers.
- (void)cancelAnimationAndTimer {
animationController_->StopAnimationAndTimer();
}
- (void)revealToolbarForTabStripChanges {
if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableFullscreenToolbarReveal)) {
return;
}
animationController_->AnimateToolbarForTabstripChanges();
}
- (CGFloat)toolbarFraction {
if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kKioskMode))
return kHideFraction;
switch (toolbarStyle_) {
case FullscreenToolbarStyle::TOOLBAR_PRESENT:
return kShowFraction;
case FullscreenToolbarStyle::TOOLBAR_NONE:
return kHideFraction;
case FullscreenToolbarStyle::TOOLBAR_HIDDEN:
if (animationController_->IsAnimationRunning())
return animationController_->GetToolbarFractionFromProgress();
if ([self mustShowFullscreenToolbar])
return kShowFraction;
return [menubarTracker_ menubarFraction];
}
}
- (FullscreenToolbarLayout)computeLayout {
FullscreenToolbarLayout layout;
layout.toolbarStyle = toolbarStyle_;
layout.toolbarFraction = [self toolbarFraction];
// Calculate how much the toolbar is offset downwards to avoid the menu.
if ([browserController_ isInAppKitFullscreen]) {
layout.menubarOffset = [menubarTracker_ menubarFraction];
} else {
layout.menubarOffset =
[immersiveFullscreenController_ shouldShowMenubar] ? 1 : 0;
}
layout.menubarOffset *= -[browserController_ menubarHeight];
return layout;
}
- (BOOL)mustShowFullscreenToolbar {
if (!inFullscreenMode_)
return NO;
if (toolbarStyle_ == FullscreenToolbarStyle::TOOLBAR_PRESENT)
return YES;
if (toolbarStyle_ == FullscreenToolbarStyle::TOOLBAR_NONE)
return NO;
FullscreenMenubarState menubarState = [menubarTracker_ state];
return menubarState == FullscreenMenubarState::SHOWN ||
[mouseTracker_ mouseInsideTrackingArea] ||
[visibilityLockController_ isToolbarVisibilityLocked];
}
- (void)updateToolbarFrame:(NSRect)frame {
if (mouseTracker_.get())
[mouseTracker_ updateToolbarFrame:frame];
}
- (void)updateToolbarStyleExitingTabFullscreen:(BOOL)isExitingTabFullscreen {
FullscreenToolbarStyle oldStyle = toolbarStyle_;
if ([browserController_ isFullscreenForTabContentOrExtension] &&
!isExitingTabFullscreen) {
toolbarStyle_ = FullscreenToolbarStyle::TOOLBAR_NONE;
} else {
PrefService* prefs = [browserController_ profile]->GetPrefs();
toolbarStyle_ = prefs->GetBoolean(prefs::kShowFullscreenToolbar)
? FullscreenToolbarStyle::TOOLBAR_PRESENT
: FullscreenToolbarStyle::TOOLBAR_HIDDEN;
}
if (oldStyle != toolbarStyle_)
[self updateToolbarLayout];
}
- (void)updateToolbarLayout {
[browserController_ layoutSubviews];
animationController_->ToolbarDidUpdate();
[mouseTracker_ updateTrackingArea];
}
- (BOOL)isInFullscreen {
return inFullscreenMode_;
}
- (BrowserWindowController*)browserWindowController {
return browserController_;
}
- (FullscreenToolbarVisibilityLockController*)visibilityLockController {
return visibilityLockController_.get();
}
@end
@implementation FullscreenToolbarController (ExposedForTesting)
- (FullscreenToolbarAnimationController*)animationController {
return animationController_.get();
}
- (void)setMenubarTracker:(FullscreenMenubarTracker*)tracker {
menubarTracker_.reset([tracker retain]);
}
- (void)setMouseTracker:(FullscreenToolbarMouseTracker*)tracker {
mouseTracker_.reset([tracker retain]);
}
- (void)setToolbarStyle:(FullscreenToolbarStyle)style {
toolbarStyle_ = style;
}
- (void)setTestFullscreenMode:(BOOL)isInFullscreen {
inFullscreenMode_ = isInFullscreen;
}
@end
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