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chromium / chromium / src / 64.0.3273.2 / . / ios / chrome / browser / ui / toolbar / web_toolbar_controller.mm
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// Copyright 2012 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 "ios/chrome/browser/ui/toolbar/web_toolbar_controller.h"
#import <CoreLocation/CoreLocation.h>
#include <QuartzCore/QuartzCore.h>
#include <stdint.h>
#include <algorithm>
#include <memory>
#include "base/command_line.h"
#include "base/ios/ios_util.h"
#include "base/logging.h"
#include "base/mac/bundle_locations.h"
#include "base/mac/foundation_util.h"
#include "base/memory/ptr_util.h"
#include "base/metrics/histogram_macros.h"
#include "base/metrics/user_metrics.h"
#include "base/metrics/user_metrics_action.h"
#include "base/strings/sys_string_conversions.h"
#include "components/google/core/browser/google_util.h"
#include "components/omnibox/browser/omnibox_edit_model.h"
#include "components/search_engines/util.h"
#include "components/strings/grit/components_strings.h"
#include "components/toolbar/toolbar_model.h"
#include "ios/chrome/browser/autocomplete/autocomplete_scheme_classifier_impl.h"
#include "ios/chrome/browser/browser_state/chrome_browser_state.h"
#include "ios/chrome/browser/chrome_url_constants.h"
#include "ios/chrome/browser/drag_and_drop/drag_and_drop_flag.h"
#include "ios/chrome/browser/drag_and_drop/drop_and_navigate_delegate.h"
#include "ios/chrome/browser/drag_and_drop/drop_and_navigate_interaction.h"
#include "ios/chrome/browser/experimental_flags.h"
#include "ios/chrome/browser/reading_list/reading_list_model_factory.h"
#include "ios/chrome/browser/search_engines/template_url_service_factory.h"
#import "ios/chrome/browser/tabs/tab.h"
#import "ios/chrome/browser/tabs/tab_model.h"
#import "ios/chrome/browser/ui/animation_util.h"
#import "ios/chrome/browser/ui/colors/MDCPalette+CrAdditions.h"
#import "ios/chrome/browser/ui/commands/application_commands.h"
#import "ios/chrome/browser/ui/commands/browser_commands.h"
#import "ios/chrome/browser/ui/commands/external_search_commands.h"
#import "ios/chrome/browser/ui/commands/start_voice_search_command.h"
#import "ios/chrome/browser/ui/image_util.h"
#include "ios/chrome/browser/ui/omnibox/location_bar_controller.h"
#include "ios/chrome/browser/ui/omnibox/location_bar_controller_impl.h"
#include "ios/chrome/browser/ui/omnibox/location_bar_delegate.h"
#include "ios/chrome/browser/ui/omnibox/omnibox_popup_view_ios.h"
#include "ios/chrome/browser/ui/omnibox/omnibox_view_ios.h"
#import "ios/chrome/browser/ui/popup_menu/popup_menu_view.h"
#import "ios/chrome/browser/ui/reversed_animation.h"
#include "ios/chrome/browser/ui/rtl_geometry.h"
#import "ios/chrome/browser/ui/toolbar/keyboard_assist/toolbar_assistive_keyboard_delegate.h"
#import "ios/chrome/browser/ui/toolbar/keyboard_assist/toolbar_assistive_keyboard_views.h"
#import "ios/chrome/browser/ui/toolbar/public/toolbar_controller_base_feature.h"
#import "ios/chrome/browser/ui/toolbar/public/toolbar_utils.h"
#import "ios/chrome/browser/ui/toolbar/public/web_toolbar_controller_constants.h"
#import "ios/chrome/browser/ui/toolbar/toolbar_button_updater.h"
#import "ios/chrome/browser/ui/toolbar/toolbar_controller+protected.h"
#import "ios/chrome/browser/ui/toolbar/toolbar_model_ios.h"
#include "ios/chrome/browser/ui/toolbar/toolbar_resource_macros.h"
#import "ios/chrome/browser/ui/toolbar/toolbar_view_delegate.h"
#import "ios/chrome/browser/ui/toolbar/web_toolbar_delegate.h"
#include "ios/chrome/browser/ui/ui_util.h"
#import "ios/chrome/browser/ui/uikit_ui_util.h"
#import "ios/chrome/browser/ui/url_loader.h"
#import "ios/chrome/browser/ui/util/constraints_ui_util.h"
#import "ios/chrome/browser/ui/voice/text_to_speech_player.h"
#import "ios/chrome/browser/ui/voice/voice_search_notification_names.h"
#import "ios/chrome/common/material_timing.h"
#include "ios/chrome/grit/ios_strings.h"
#import "ios/public/provider/chrome/browser/chrome_browser_provider.h"
#import "ios/public/provider/chrome/browser/images/branded_image_provider.h"
#import "ios/public/provider/chrome/browser/voice/voice_search_provider.h"
#import "ios/third_party/material_components_ios/src/components/Palettes/src/MaterialPalettes.h"
#import "ios/third_party/material_components_ios/src/components/ProgressView/src/MaterialProgressView.h"
#import "ios/third_party/material_components_ios/src/components/Typography/src/MaterialTypography.h"
#include "ios/web/public/referrer.h"
#import "ios/web/public/web_state/web_state.h"
#import "net/base/mac/url_conversions.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/page_transition_types.h"
#import "ui/gfx/ios/NSString+CrStringDrawing.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
using base::UserMetricsAction;
using ios::material::TimingFunction;
// TODO(crbug.com/619982) Remove this block and add CAAnimationDelegate when we
// switch the main bots to Xcode 8.
#if defined(__IPHONE_10_0) && (__IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_10_0)
@interface WebToolbarController ()<CAAnimationDelegate>
@property(nonatomic, weak) id<UrlLoader> urlLoader;
@end
#endif
@interface WebToolbarController ()<DropAndNavigateDelegate,
LocationBarDelegate,
OmniboxPopupPositioner,
ToolbarViewDelegate> {
// Top-level view for web content.
UIView* _webToolbar;
UIButton* _backButton;
UIButton* _forwardButton;
UIButton* _reloadButton;
UIButton* _stopButton;
UIButton* _starButton;
UIButton* _voiceSearchButton;
LocationBarView* _locationBarView;
UIButton* _cancelButton;
// Progress bar used to show what fraction of the page has loaded.
MDCProgressView* _determinateProgressView;
UIImageView* _omniboxBackground;
BOOL _prerenderAnimating;
UIImageView* _incognitoIcon;
UIView* _clippingView;
std::unique_ptr<LocationBarControllerImpl> _locationBar;
std::unique_ptr<OmniboxPopupViewIOS> _popupView;
BOOL _initialLayoutComplete;
// If |YES|, toolbar is incognito.
BOOL _incognito;
// If set to |YES|, disables animations that tests would otherwise trigger.
BOOL _unitTesting;
// If set to |YES|, text to speech is currently playing and the toolbar voice
// icon should indicate so.
BOOL _isTTSPlaying;
// Keeps track of the last known toolbar frame.
CGRect _lastKnownToolbarFrame;
// Keeps track of last known trait collection used by the subviews.
UITraitCollection* _lastKnownTraitCollection;
// A snapshot of the current toolbar view. Only valid for phone, will be nil
// if on tablet.
UIImage* _snapshot;
// A hash of the state of the toolbar when the snapshot was taken.
uint32_t _snapshotHash;
#if defined(__IPHONE_11_0) && (__IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_11_0)
API_AVAILABLE(ios(11.0)) DropAndNavigateInteraction* _dropInteraction;
#endif
// The current browser state.
ios::ChromeBrowserState* _browserState; // weak
ToolbarAssistiveKeyboardDelegateImpl* _keyboardDelegate;
}
// Accessor for cancel button. Handles lazy initialization.
- (UIButton*)cancelButton;
// Handler called after user pressed the cancel button.
- (void)cancelButtonPressed:(id)sender;
- (void)layoutCancelButton;
// Change the location bar dimensions according to the focus status.
// Also show/hide relevant buttons.
- (void)layoutOmnibox;
- (void)setBackButtonEnabled:(BOOL)enabled;
// Show or hide the forward button, animating the frame of the location bar to
// be in the right position. This can be called multiple times.
- (void)setForwardButtonEnabled:(BOOL)enabled;
- (void)startProgressBar;
- (void)stopProgressBar;
- (void)hideProgressBarAndTakeSnapshot;
- (void)showReloadButton;
- (void)showStopButton;
// Creates a hash of the state of the toolbar to know whether or not the cached
// snapshot is out of date.
// The hash takes into account any UI that may change the appearance of the
// toolbar. The one UI state it ignores is the stack view button's press
// state. That is because we want the snapshot to be valid when the stack is
// pressed, rather than creating a new snapshot exactly during the user
// interaction this snapshot is aimed to optimize.
- (uint32_t)snapshotHashWithWidth:(CGFloat)width;
// Called by long press gesture recognizer, used to display back/forward
// history.
- (void)handleLongPress:(UILongPressGestureRecognizer*)gesture;
// Returns a map where the keys are names of text-to-speech notifications and
// the values are the selectors to use for these notifications.
+ (const std::map<__strong NSString*, SEL>&)selectorsForTTSNotificationNames;
// Starts or stops observing the NSNotifications from
// |-selectorsForTTSNotificationNames|.
- (void)startObservingTTSNotifications;
- (void)stopObservingTTSNotifications;
// Received when a TTS player has received audio data.
- (void)audioReadyForPlayback:(NSNotification*)notification;
// Updates the TTS button depending on whether or not TTS is currently playing.
- (void)updateIsTTSPlaying:(NSNotification*)notify;
// Moves VoiceOver to the button used to perform a voice search.
- (void)moveVoiceOverToVoiceSearchButton;
// Fade in and out toolbar items as the frame moves off screen.
- (void)updateToolbarAlphaForFrame:(CGRect)frame;
// Navigate to |query| from omnibox.
- (void)loadURLForQuery:(NSString*)query;
- (void)preloadVoiceSearch:(id)sender;
// Calculates the CGRect to use for the omnibox's frame. Also sets the frames
// of some buttons and |_webToolbar|.
- (CGRect)newOmniboxFrame;
- (void)animateMaterialOmnibox;
- (void)fadeInOmniboxTrailingView;
- (void)fadeInOmniboxLeadingView;
- (void)fadeOutOmniboxTrailingView;
- (void)fadeOutOmniboxLeadingView;
- (void)fadeInIncognitoIcon;
- (void)fadeOutIncognitoIcon;
// Fade in the visible navigation buttons.
- (void)fadeInNavigationControls;
// Fade out the visible navigation buttons.
- (void)fadeOutNavigationControls;
// When the collapse animation is complete, hide the Material background and
// restore the omnibox's background image.
- (void)animationDidStop:(CAAnimation*)anim finished:(BOOL)flag;
- (void)updateSnapshotWithWidth:(CGFloat)width forced:(BOOL)force;
// Updates all buttons visibility, including the parent class buttons.
- (void)updateToolbarButtons;
@end
@implementation WebToolbarController
@synthesize buttonUpdater = _buttonUpdater;
@synthesize delegate = _delegate;
@synthesize urlLoader = _urlLoader;
- (instancetype)initWithDelegate:(id<WebToolbarDelegate>)delegate
urlLoader:(id<UrlLoader>)urlLoader
browserState:(ios::ChromeBrowserState*)browserState
dispatcher:
(id<ApplicationCommands, BrowserCommands>)dispatcher {
DCHECK(delegate);
DCHECK(urlLoader);
DCHECK(browserState);
_delegate = delegate;
_urlLoader = urlLoader;
_browserState = browserState;
_incognito = browserState->IsOffTheRecord();
ToolbarControllerStyle style =
(_incognito ? ToolbarControllerStyleIncognitoMode
: ToolbarControllerStyleLightMode);
self = [super initWithStyle:style dispatcher:dispatcher];
if (!self)
return nil;
self.readingListModel =
ReadingListModelFactory::GetForBrowserState(browserState);
InterfaceIdiom idiom = IsIPadIdiom() ? IPAD_IDIOM : IPHONE_IDIOM;
// Note that |_webToolbar| gets its frame set to -specificControlArea later in
// this method.
_webToolbar =
[[UIView alloc] initWithFrame:LayoutRectGetRect(kWebToolbarFrame[idiom])];
UIColor* textColor =
_incognito
? [UIColor whiteColor]
: [UIColor colorWithWhite:0 alpha:[MDCTypography body1FontOpacity]];
UIColor* tintColor = _incognito ? textColor : nil;
CGRect omniboxRect = LayoutRectGetRect(kOmniboxFrame[idiom]);
_locationBarView =
[[LocationBarView alloc] initWithFrame:omniboxRect
font:[MDCTypography subheadFont]
textColor:textColor
tintColor:tintColor];
_keyboardDelegate = [[ToolbarAssistiveKeyboardDelegateImpl alloc] init];
_keyboardDelegate.dispatcher = dispatcher;
_keyboardDelegate.omniboxTextField = _locationBarView.textField;
// Disable default drop interactions on the omnibox.
// TODO(crbug.com/739903): Handle drop events once Chrome iOS is built with
// the iOS 11 SDK.
if (base::ios::IsRunningOnIOS11OrLater()) {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
SEL setInteractionsSelector = NSSelectorFromString(@"setInteractions:");
if ([_locationBarView.textField
respondsToSelector:setInteractionsSelector]) {
[_locationBarView.textField performSelector:setInteractionsSelector
withObject:@[]];
}
#pragma clang diagnostic pop
}
if (_incognito) {
[_locationBarView.textField setIncognito:YES];
[_locationBarView.textField
setSelectedTextBackgroundColor:[UIColor colorWithWhite:1 alpha:0.1]];
[_locationBarView.textField
setPlaceholderTextColor:[UIColor colorWithWhite:1 alpha:0.5]];
} else if (!IsIPadIdiom()) {
// Set placeholder text color to match fakebox placeholder text color when
// on iPhone and in regular mode.
UIColor* placeholderTextColor =
[UIColor colorWithWhite:kiPhoneOmniboxPlaceholderColorBrightness
alpha:1.0];
[_locationBarView.textField setPlaceholderTextColor:placeholderTextColor];
}
_buttonUpdater = [[ToolbarButtonUpdater alloc] init];
_backButton = [[UIButton alloc]
initWithFrame:LayoutRectGetRect(kBackButtonFrame[idiom])];
_buttonUpdater.backButton = _backButton;
[_backButton setAutoresizingMask:UIViewAutoresizingFlexibleTrailingMargin() |
UIViewAutoresizingFlexibleTopMargin];
// Note that the forward button gets repositioned when -layoutOmnibox is
// called.
_forwardButton = [[UIButton alloc]
initWithFrame:LayoutRectGetRect(kForwardButtonFrame[idiom])];
_buttonUpdater.forwardButton = _forwardButton;
[_forwardButton
setAutoresizingMask:UIViewAutoresizingFlexibleTrailingMargin() |
UIViewAutoresizingFlexibleTopMargin];
[_webToolbar addSubview:_backButton];
[_webToolbar addSubview:_forwardButton];
// _omniboxBackground needs to be added under _locationBarView so as not to
// cover up _locationBarView.
_omniboxBackground = [[UIImageView alloc] initWithFrame:omniboxRect];
[_omniboxBackground setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
UIViewAutoresizingFlexibleTopMargin];
if (idiom == IPAD_IDIOM) {
[_webToolbar addSubview:_omniboxBackground];
} else {
[_backButton setImageEdgeInsets:UIEdgeInsetsMakeDirected(0, 0, 0, -9)];
[_forwardButton setImageEdgeInsets:UIEdgeInsetsMakeDirected(0, -7, 0, 0)];
CGRect clippingFrame =
RectShiftedUpAndResizedForStatusBar(kToolbarFrame[idiom]);
_clippingView = [[UIView alloc] initWithFrame:clippingFrame];
[_clippingView setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
UIViewAutoresizingFlexibleHeight];
[_clippingView setClipsToBounds:YES];
[_clippingView setUserInteractionEnabled:NO];
[_webToolbar addSubview:_clippingView];
CGRect omniboxBackgroundFrame = RectShiftedDownForStatusBar(omniboxRect);
[_omniboxBackground setFrame:omniboxBackgroundFrame];
[_clippingView addSubview:_omniboxBackground];
[self.view
setBackgroundColor:[UIColor colorWithWhite:kNTPBackgroundColorBrightness
alpha:1.0]];
if (_incognito) {
[self.view
setBackgroundColor:
[UIColor colorWithWhite:kNTPBackgroundColorBrightnessIncognito
alpha:1.0]];
_incognitoIcon = [[UIImageView alloc]
initWithImage:[UIImage imageNamed:@"incognito_marker_typing"]];
[_incognitoIcon setAlpha:0];
[_incognitoIcon
setAutoresizingMask:UIViewAutoresizingFlexibleTrailingMargin()];
[self layoutIncognitoIcon];
[_webToolbar addSubview:_incognitoIcon];
}
}
[_webToolbar addSubview:_locationBarView];
[_backButton setEnabled:NO];
[_forwardButton setEnabled:NO];
if (idiom == IPAD_IDIOM) {
// Note that the reload button gets repositioned when -layoutOmnibox is
// called.
_reloadButton = [[UIButton alloc]
initWithFrame:LayoutRectGetRect(kStopReloadButtonFrame)];
[_reloadButton
setAutoresizingMask:UIViewAutoresizingFlexibleTrailingMargin() |
UIViewAutoresizingFlexibleTopMargin];
_stopButton = [[UIButton alloc]
initWithFrame:LayoutRectGetRect(kStopReloadButtonFrame)];
[_stopButton
setAutoresizingMask:UIViewAutoresizingFlexibleTrailingMargin() |
UIViewAutoresizingFlexibleTopMargin];
_starButton =
[[UIButton alloc] initWithFrame:LayoutRectGetRect(kStarButtonFrame)];
[_starButton setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin |
UIViewAutoresizingFlexibleLeadingMargin()];
_voiceSearchButton = [[UIButton alloc]
initWithFrame:LayoutRectGetRect(kVoiceSearchButtonFrame)];
[_voiceSearchButton
setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin |
UIViewAutoresizingFlexibleLeadingMargin()];
[_voiceSearchButton addTarget:self
action:@selector(toolbarVoiceSearchButtonPressed:)
forControlEvents:UIControlEventTouchUpInside];
[_webToolbar addSubview:_voiceSearchButton];
[_webToolbar addSubview:_starButton];
[_webToolbar addSubview:_stopButton];
[_webToolbar addSubview:_reloadButton];
[self setUpButton:_voiceSearchButton
withImageEnum:WebToolbarButtonNameVoice
forInitialState:UIControlStateNormal
hasDisabledImage:NO
synchronously:NO];
[self setUpButton:_starButton
withImageEnum:WebToolbarButtonNameStar
forInitialState:UIControlStateNormal
hasDisabledImage:NO
synchronously:YES];
[self setUpButton:_stopButton
withImageEnum:WebToolbarButtonNameStop
forInitialState:UIControlStateDisabled
hasDisabledImage:YES
synchronously:NO];
[self setUpButton:_reloadButton
withImageEnum:WebToolbarButtonNameReload
forInitialState:UIControlStateNormal
hasDisabledImage:YES
synchronously:NO];
[_stopButton setHidden:YES];
// Assign targets for buttons using the dispatcher.
[_stopButton addTarget:self.dispatcher
action:@selector(stopLoading)
forControlEvents:UIControlEventTouchUpInside];
[_reloadButton addTarget:self.dispatcher
action:@selector(reload)
forControlEvents:UIControlEventTouchUpInside];
[_starButton addTarget:self.dispatcher
action:@selector(bookmarkPage)
forControlEvents:UIControlEventTouchUpInside];
} else {
[_forwardButton setAlpha:0.0];
}
// Set up the button images and omnibox background.
[self setUpButton:_backButton
withImageEnum:WebToolbarButtonNameBack
forInitialState:UIControlStateDisabled
hasDisabledImage:YES
synchronously:NO];
[self setUpButton:_forwardButton
withImageEnum:WebToolbarButtonNameForward
forInitialState:UIControlStateDisabled
hasDisabledImage:YES
synchronously:NO];
// Assign targets for buttons using the dispatcher.
[_backButton addTarget:self.dispatcher
action:@selector(goBack)
forControlEvents:UIControlEventTouchUpInside];
[_forwardButton addTarget:self.dispatcher
action:@selector(goForward)
forControlEvents:UIControlEventTouchUpInside];
UILongPressGestureRecognizer* backLongPress =
[[UILongPressGestureRecognizer alloc]
initWithTarget:self
action:@selector(handleLongPress:)];
[_backButton addGestureRecognizer:backLongPress];
UILongPressGestureRecognizer* forwardLongPress =
[[UILongPressGestureRecognizer alloc]
initWithTarget:self
action:@selector(handleLongPress:)];
[_forwardButton addGestureRecognizer:forwardLongPress];
// TODO(leng): Consider moving this to a pak file as well. For now,
// because it is also used by find_bar_controller_ios, leave it as is.
NSString* imageName =
_incognito ? @"omnibox_transparent_background" : @"omnibox_background";
[_omniboxBackground setImage:StretchableImageNamed(imageName, 12, 12)];
[_locationBarView setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
UIViewAutoresizingFlexibleTopMargin];
[_reloadButton addTarget:self
action:@selector(cancelOmniboxEdit)
forControlEvents:UIControlEventTouchUpInside];
[_stopButton addTarget:self
action:@selector(cancelOmniboxEdit)
forControlEvents:UIControlEventTouchUpInside];
SetA11yLabelAndUiAutomationName(_backButton, IDS_ACCNAME_BACK, @"Back");
SetA11yLabelAndUiAutomationName(_forwardButton, IDS_ACCNAME_FORWARD,
@"Forward");
SetA11yLabelAndUiAutomationName(_reloadButton, IDS_IOS_ACCNAME_RELOAD,
@"Reload");
SetA11yLabelAndUiAutomationName(_stopButton, IDS_IOS_ACCNAME_STOP, @"Stop");
SetA11yLabelAndUiAutomationName(_starButton, IDS_TOOLTIP_STAR, @"Bookmark");
SetA11yLabelAndUiAutomationName(
_voiceSearchButton, IDS_IOS_ACCNAME_VOICE_SEARCH, @"Voice Search");
SetA11yLabelAndUiAutomationName(_locationBarView.textField,
IDS_ACCNAME_LOCATION, @"Address");
// Resize the container to match the available area.
[self.contentView addSubview:_webToolbar];
[_webToolbar setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
UIViewAutoresizingFlexibleTopMargin];
[_webToolbar setFrame:[self specificControlsArea]];
_locationBar = base::MakeUnique<LocationBarControllerImpl>(
_locationBarView, _browserState, self, self.dispatcher);
_popupView = _locationBar->CreatePopupView(self);
// Create the determinate progress bar (phone only).
if (idiom == IPHONE_IDIOM) {
CGFloat progressWidth = self.view.frame.size.width;
CGFloat progressHeight = 0;
progressHeight = kMaterialProgressBarHeight;
_determinateProgressView = [[MDCProgressView alloc] init];
_determinateProgressView.hidden = YES;
[_determinateProgressView
setProgressTintColor:[MDCPalette cr_bluePalette].tint500];
[_determinateProgressView
setTrackTintColor:[MDCPalette cr_bluePalette].tint100];
int progressBarYOffset =
floor(progressHeight / 2) + kDeterminateProgressBarYOffset;
int progressBarY = self.view.bounds.size.height - progressBarYOffset;
CGRect progressBarFrame =
CGRectMake(0, progressBarY, progressWidth, progressHeight);
[_determinateProgressView setFrame:progressBarFrame];
[self.view addSubview:_determinateProgressView];
}
ConfigureAssistiveKeyboardViews(_locationBarView.textField, kDotComTLD,
_keyboardDelegate);
// Add the handler to preload voice search when the voice search button is
// tapped, but only if voice search is enabled.
if (ios::GetChromeBrowserProvider()
->GetVoiceSearchProvider()
->IsVoiceSearchEnabled()) {
[_voiceSearchButton addTarget:self
action:@selector(preloadVoiceSearch:)
forControlEvents:UIControlEventTouchDown];
} else {
[_voiceSearchButton setEnabled:NO];
}
[self startObservingTTSNotifications];
[self.view setDelegate:self];
if (idiom == IPHONE_IDIOM) {
[[self stackButton] addTarget:dispatcher
action:@selector(displayTabSwitcher)
forControlEvents:UIControlEventTouchUpInside];
}
#if defined(__IPHONE_11_0) && (__IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_11_0)
if (DragAndDropIsEnabled()) {
if (@available(iOS 11, *)) {
_dropInteraction =
[[DropAndNavigateInteraction alloc] initWithDelegate:self];
[self.view addInteraction:_dropInteraction];
}
}
#endif
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
}
- (UIViewController*)viewController {
return self;
}
#pragma mark -
#pragma mark Acessors
- (void)setDelegate:(id<WebToolbarDelegate>)delegate {
if (_delegate == delegate)
return;
// TTS notifications cannot be handled without a delegate.
if (_delegate)
[self stopObservingTTSNotifications];
_delegate = delegate;
if (_delegate)
[self startObservingTTSNotifications];
}
#pragma mark -
#pragma mark Public methods.
- (void)browserStateDestroyed {
// The location bar has a browser state reference, so must be destroyed at
// this point. The popup has to be destroyed before the location bar.
_popupView.reset();
_locationBar.reset();
_browserState = nullptr;
}
- (void)updateToolbarState {
ToolbarModelIOS* toolbarModelIOS = [self.delegate toolbarModelIOS];
if (toolbarModelIOS->IsLoading()) {
[self showStopButton];
[self startProgressBar];
[_determinateProgressView
setProgress:toolbarModelIOS->GetLoadProgressFraction()
animated:YES
completion:nil];
} else {
[self stopProgressBar];
[self showReloadButton];
}
_locationBar->SetShouldShowHintText(toolbarModelIOS->ShouldDisplayHintText());
_locationBar->OnToolbarUpdated();
BOOL forwardButtonEnabled = toolbarModelIOS->CanGoForward();
[self setBackButtonEnabled:toolbarModelIOS->CanGoBack()];
[self setForwardButtonEnabled:forwardButtonEnabled];
// Update the bookmarked "starred" state of current tab.
[_starButton setSelected:toolbarModelIOS->IsCurrentTabBookmarked()];
if (!_initialLayoutComplete)
_initialLayoutComplete = YES;
if (!toolbarModelIOS->IsLoading() && !IsIPadIdiom())
[self updateSnapshotWithWidth:0 forced:NO];
}
- (void)updateToolbarForSideSwipeSnapshot:(Tab*)tab {
web::WebState* webState = tab.webState;
BOOL isCurrentTab = webState == [self.delegate currentWebState];
BOOL isNTP = webState->GetVisibleURL() == GURL(kChromeUINewTabURL);
// Don't do anything for a live non-ntp tab.
if (isCurrentTab && !isNTP) {
// This has the effect of making any alpha-ed out items visible.
[self updateToolbarAlphaForFrame:CGRectZero];
[_locationBarView setHidden:NO];
return;
}
[[self view] setHidden:NO];
[_determinateProgressView setHidden:YES];
BOOL forwardEnabled = tab.canGoForward;
[_backButton setHidden:isNTP ? !forwardEnabled : NO];
[_backButton setEnabled:tab.canGoBack];
[_forwardButton setHidden:!forwardEnabled];
[_forwardButton setEnabled:forwardEnabled];
[_locationBarView setHidden:YES];
[self.backgroundView setAlpha:isNTP ? 0 : 1];
[_omniboxBackground setHidden:isNTP ? YES : NO];
[self hideViewsForNewTabPage:isNTP ? YES : NO];
[self layoutOmnibox];
}
- (void)resetToolbarAfterSideSwipeSnapshot {
[_locationBarView setHidden:NO];
[_backButton setHidden:NO];
[_forwardButton setHidden:NO];
[_omniboxBackground setHidden:NO];
[self.backgroundView setAlpha:1];
[self hideViewsForNewTabPage:NO];
[self updateToolbarState];
}
- (void)showPrerenderingAnimation {
_prerenderAnimating = YES;
__weak MDCProgressView* weakDeterminateProgressView =
_determinateProgressView;
[_determinateProgressView setProgress:0];
[_determinateProgressView setHidden:NO
animated:YES
completion:^(BOOL finished) {
[weakDeterminateProgressView
setProgress:1
animated:YES
completion:^(BOOL finished) {
[weakDeterminateProgressView setHidden:YES
animated:YES
completion:nil];
}];
}];
}
- (void)currentPageLoadStarted {
[self startProgressBar];
}
- (void)selectedTabChanged {
[self cancelOmniboxEdit];
}
- (CGRect)visibleOmniboxFrame {
CGRect frame = _omniboxBackground.frame;
frame = [self.view.superview convertRect:frame
fromView:[_omniboxBackground superview]];
// Account for the omnibox background image transparent sides.
return CGRectInset(frame, -kBackgroundImageVisibleRectOffset, 0);
}
- (BOOL)isOmniboxFirstResponder {
return [_locationBarView.textField isFirstResponder];
}
- (BOOL)showingOmniboxPopup {
OmniboxViewIOS* omniboxViewIOS =
static_cast<OmniboxViewIOS*>(_locationBar.get()->GetLocationEntry());
return omniboxViewIOS->IsPopupOpen();
}
#pragma mark -
#pragma mark Overridden public superclass methods.
- (void)layoutClippingView {
CGRect clippingFrame = [_clippingView frame];
clippingFrame.size.height =
ToolbarHeightWithTopOfScreenOffset(StatusBarHeight());
clippingFrame.origin.y =
[_webToolbar frame].size.height - clippingFrame.size.height;
[_clippingView setFrame:clippingFrame];
}
- (void)setUpButton:(UIButton*)button
withImageEnum:(int)imageEnum
forInitialState:(UIControlState)initialState
hasDisabledImage:(BOOL)hasDisabledImage
synchronously:(BOOL)synchronously {
[super setUpButton:button
withImageEnum:imageEnum
forInitialState:initialState
hasDisabledImage:hasDisabledImage
synchronously:synchronously];
if (button != _starButton)
return;
// The star button behaves slightly differently. It uses the pressed
// image for its selected state as well as its pressed state.
void (^starBlock)(void) = ^{
UIImage* starImage = [self imageForImageEnum:WebToolbarButtonNameStar
forState:ToolbarButtonUIStatePressed];
[_starButton setAdjustsImageWhenHighlighted:NO];
[_starButton setImage:starImage forState:UIControlStateSelected];
};
if (synchronously) {
starBlock();
} else {
dispatch_time_t addImageDelay =
dispatch_time(DISPATCH_TIME_NOW, kNonInitialImageAdditionDelayNanosec);
dispatch_after(addImageDelay, dispatch_get_main_queue(), starBlock);
}
}
- (BOOL)imageShouldFlipForRightToLeftLayoutDirection:(int)imageEnum {
DCHECK(imageEnum < NumberOfWebToolbarButtonNames);
if (imageEnum < NumberOfToolbarButtonNames)
return [super imageShouldFlipForRightToLeftLayoutDirection:imageEnum];
if (imageEnum == WebToolbarButtonNameBack ||
imageEnum == WebToolbarButtonNameForward ||
imageEnum == WebToolbarButtonNameReload ||
imageEnum == WebToolbarButtonNameCallingApp) {
return YES;
}
return NO;
}
- (void)hideViewsForNewTabPage:(BOOL)hide {
[super hideViewsForNewTabPage:hide];
if (_incognito) {
CGFloat alpha = hide ? 0 : 1;
[self.backgroundView setAlpha:alpha];
}
}
#pragma mark -
#pragma mark Overridden protected superclass methods.
- (void)standardButtonPressed:(UIButton*)sender {
[super standardButtonPressed:sender];
[self cancelOmniboxEdit];
}
- (IBAction)recordUserMetrics:(id)sender {
if (sender == _backButton) {
base::RecordAction(UserMetricsAction("MobileToolbarBack"));
} else if (sender == _forwardButton) {
base::RecordAction(UserMetricsAction("MobileToolbarForward"));
} else if (sender == _reloadButton) {
base::RecordAction(UserMetricsAction("MobileToolbarReload"));
} else if (sender == _stopButton) {
base::RecordAction(UserMetricsAction("MobileToolbarStop"));
} else if (sender == _voiceSearchButton) {
base::RecordAction(UserMetricsAction("MobileToolbarVoiceSearch"));
} else if (sender == _starButton) {
base::RecordAction(UserMetricsAction("MobileToolbarToggleBookmark"));
} else {
[super recordUserMetrics:sender];
}
}
- (int)imageEnumForButton:(UIButton*)button {
if (button == _voiceSearchButton)
return _isTTSPlaying ? WebToolbarButtonNameTTS : WebToolbarButtonNameVoice;
if (button == _starButton)
return WebToolbarButtonNameStar;
if (button == _stopButton)
return WebToolbarButtonNameStop;
if (button == _reloadButton)
return WebToolbarButtonNameReload;
if (button == _backButton)
return WebToolbarButtonNameBack;
if (button == _forwardButton)
return WebToolbarButtonNameForward;
return [super imageEnumForButton:button];
}
- (int)imageIdForImageEnum:(int)index
style:(ToolbarControllerStyle)style
forState:(ToolbarButtonUIState)state {
DCHECK(style < ToolbarControllerStyleMaxStyles);
DCHECK(state < NumberOfToolbarButtonUIStates);
// Additional checking. These three buttons should only ever be used on iPad.
DCHECK(IsIPadIdiom() || index != WebToolbarButtonNameStar);
DCHECK(IsIPadIdiom() || index != WebToolbarButtonNameTTS);
DCHECK(IsIPadIdiom() || index != WebToolbarButtonNameVoice);
if (index >= NumberOfWebToolbarButtonNames)
NOTREACHED();
if (index < NumberOfToolbarButtonNames)
return [super imageIdForImageEnum:index style:style forState:state];
// Incognito mode gets dark buttons.
if (style == ToolbarControllerStyleIncognitoMode)
style = ToolbarControllerStyleDarkMode;
// Some images can be overridden by the branded image provider.
if (index == WebToolbarButtonNameVoice) {
int image_id;
if (ios::GetChromeBrowserProvider()
->GetBrandedImageProvider()
->GetToolbarVoiceSearchButtonImageId(&image_id)) {
return image_id;
}
// Otherwise fall through to the default voice search button images below.
}
// Rebase |index| so that it properly indexes into the array below.
index -= NumberOfToolbarButtonNames;
const int numberOfAddedNames =
NumberOfWebToolbarButtonNames - NumberOfToolbarButtonNames;
// Name, style [light, dark], UIControlState [normal, pressed, disabled]
static int buttonImageIds[numberOfAddedNames][2]
[NumberOfToolbarButtonUIStates] = {
TOOLBAR_IDR_THREE_STATE(BACK),
TOOLBAR_IDR_LIGHT_ONLY_TWO_STATE(CALLINGAPP),
TOOLBAR_IDR_THREE_STATE(FORWARD),
TOOLBAR_IDR_THREE_STATE(RELOAD),
TOOLBAR_IDR_TWO_STATE(STAR),
TOOLBAR_IDR_THREE_STATE(STOP),
TOOLBAR_IDR_TWO_STATE(TTS),
TOOLBAR_IDR_TWO_STATE(VOICE),
};
return buttonImageIds[index][style][state];
}
#pragma mark -
#pragma mark LocationBarDelegate methods.
- (void)loadGURLFromLocationBar:(const GURL&)url
transition:(ui::PageTransition)transition {
if (url.SchemeIs(url::kJavaScriptScheme)) {
// Evaluate the URL as JavaScript if its scheme is JavaScript.
NSString* jsToEval = [base::SysUTF8ToNSString(url.GetContent())
stringByRemovingPercentEncoding];
[self.urlLoader loadJavaScriptFromLocationBar:jsToEval];
} else {
// When opening a URL, force the omnibox to resign first responder. This
// will also close the popup.
// TODO(rohitrao): Is it ok to call |cancelOmniboxEdit| after |loadURL|? It
// doesn't seem to be causing major problems. If we call cancel before
// load, then any prerendered pages get destroyed before the call to load.
[self.urlLoader loadURL:url
referrer:web::Referrer()
transition:transition
rendererInitiated:NO];
if (google_util::IsGoogleSearchUrl(url)) {
UMA_HISTOGRAM_ENUMERATION(
kOmniboxQueryLocationAuthorizationStatusHistogram,
[CLLocationManager authorizationStatus],
kLocationAuthorizationStatusCount);
}
}
[self cancelOmniboxEdit];
}
- (void)locationBarHasBecomeFirstResponder {
[self.delegate locationBarDidBecomeFirstResponder];
if (@available(iOS 10, *)) {
if (base::FeatureList::IsEnabled(kPropertyAnimationsToolbar)) {
[self expandOmnibox];
} else {
[self animateMaterialOmnibox];
}
} else {
[self animateMaterialOmnibox];
}
}
- (void)locationBarHasResignedFirstResponder {
[self.delegate locationBarDidResignFirstResponder];
if (@available(iOS 10, *)) {
if (base::FeatureList::IsEnabled(kPropertyAnimationsToolbar)) {
[self contractOmnibox];
} else {
[self animateMaterialOmnibox];
}
} else {
[self animateMaterialOmnibox];
}
}
- (void)locationBarBeganEdit {
[self.delegate locationBarBeganEdit];
}
- (web::WebState*)getWebState {
return [self.delegate currentWebState];
}
- (ToolbarModel*)toolbarModel {
ToolbarModelIOS* toolbarModelIOS = [self.delegate toolbarModelIOS];
return toolbarModelIOS ? toolbarModelIOS->GetToolbarModel() : nullptr;
}
#pragma mark -
#pragma mark OmniboxFocuser methods.
- (void)focusOmnibox {
if (![_webToolbar isHidden])
[_locationBarView.textField becomeFirstResponder];
}
- (void)cancelOmniboxEdit {
_locationBar->HideKeyboardAndEndEditing();
[self updateToolbarState];
}
- (void)focusFakebox {
if (IsIPadIdiom()) {
OmniboxEditModel* model = _locationBar->GetLocationEntry()->model();
// Setting the caret visibility to false causes OmniboxEditModel to indicate
// that omnibox interaction was initiated from the fakebox. Note that
// SetCaretVisibility is a no-op unless OnSetFocus is called first. Only
// set fakebox on iPad, where there is a distinction between the omnibox
// and the fakebox on the NTP. On iPhone there is no visible omnibox, so
// there's no need to indicate interaction was initiated from the fakebox.
model->OnSetFocus(false);
model->SetCaretVisibility(false);
} else {
// Set the omnibox background's frame to full bleed.
CGRect mobFrame = CGRectInset([_clippingView bounds], -2, -2);
[_omniboxBackground setFrame:mobFrame];
}
[self focusOmnibox];
}
- (void)onFakeboxBlur {
DCHECK(!IsIPadIdiom());
// Hide the toolbar if the NTP is currently displayed.
web::WebState* webState = [self.delegate currentWebState];
if (webState && (webState->GetVisibleURL() == GURL(kChromeUINewTabURL))) {
[self.view setHidden:YES];
}
}
- (void)onFakeboxAnimationComplete {
DCHECK(!IsIPadIdiom());
[self.view setHidden:NO];
}
#pragma mark -
#pragma mark OmniboxPopupPositioner methods.
- (UIView*)popupAnchorView {
return self.view;
}
- (CGRect)popupFrame:(CGFloat)height {
UIView* parent = [[self popupAnchorView] superview];
CGRect frame = [parent bounds];
// Set tablet popup width to the same width and origin of omnibox.
if (IsIPadIdiom()) {
// For iPad, the omnibox visually extends to include the voice search button
// on the right. Start with the field's frame in |parent|'s coordinate
// system.
CGRect fieldFrame = [parent convertRect:[_locationBarView bounds]
fromView:_locationBarView];
// Now create a new frame that's below the field, stretching the full width
// of |parent|, minus an inset on each side.
CGFloat maxY = CGRectGetMaxY(fieldFrame);
// The popup extends to the full width of the screen.
frame.origin.x = 0;
frame.size.width = self.view.frame.size.width;
frame.origin.y = maxY + kiPadOmniboxPopupVerticalOffset;
frame.size.height = height;
} else {
// For iPhone place the popup just below the toolbar.
CGRect fieldFrame =
[parent convertRect:[_webToolbar bounds] fromView:_webToolbar];
frame.origin.y = CGRectGetMaxY(fieldFrame);
frame.size.height = CGRectGetMaxY([parent bounds]) - frame.origin.y;
}
return frame;
}
#pragma mark -
#pragma mark ToolbarViewDelegate methods.
- (void)toolbarDidLayout {
CGRect frame = self.view.frame;
if (CGRectEqualToRect(_lastKnownToolbarFrame, frame))
return;
[self updateToolbarAlphaForFrame:frame];
_lastKnownToolbarFrame = frame;
}
- (void)windowDidChange {
if (![_lastKnownTraitCollection
containsTraitsInCollection:self.view.traitCollection]) {
[self updateToolbarButtons];
}
}
- (void)traitCollectionDidChange {
[self updateToolbarButtons];
}
#pragma mark -
#pragma mark VoiceSearchControllerDelegate methods.
- (void)receiveVoiceSearchResult:(NSString*)result {
DCHECK(result);
[self loadURLForQuery:result];
}
#pragma mark -
#pragma mark QRScanner Requirements.
- (void)receiveQRScannerResult:(NSString*)result loadImmediately:(BOOL)load {
DCHECK(result);
if (load) {
[self loadURLForQuery:result];
} else {
[self focusOmnibox];
[_locationBarView.textField insertTextWhileEditing:result];
// The call to |setText| shouldn't be needed, but without it the "Go" button
// of the keyboard is disabled.
[_locationBarView.textField setText:result];
// Notify the accessibility system to start reading the new contents of the
// Omnibox.
UIAccessibilityPostNotification(UIAccessibilityScreenChangedNotification,
_locationBarView.textField);
}
}
#pragma mark -
#pragma mark DropAndNavigateDelegate
- (void)URLWasDropped:(GURL const&)gurl {
ui::PageTransition transition =
ui::PageTransitionFromInt(ui::PAGE_TRANSITION_FROM_ADDRESS_BAR);
[self.urlLoader loadURL:gurl
referrer:web::Referrer()
transition:transition
rendererInitiated:NO];
}
#pragma mark -
#pragma mark CAAnimationDelegate
- (void)animationDidStop:(CAAnimation*)anim finished:(BOOL)flag {
if ([[anim valueForKey:@"id"] isEqual:@"resizeOmnibox"] &&
![_locationBarView.textField isFirstResponder]) {
[_locationBarView.textField setRightView:nil];
}
}
#pragma mark -
#pragma mark Private methods.
#pragma mark Layout.
- (void)layoutIncognitoIcon {
LayoutRect iconLayout = LayoutRectForRectInBoundingRect(
[_incognitoIcon frame], [_webToolbar bounds]);
iconLayout.position.leading = 16;
iconLayout.position.originY = floor(
(kToolbarFrame[IPHONE_IDIOM].size.height - iconLayout.size.height) / 2);
[_incognitoIcon setFrame:LayoutRectGetRect(iconLayout)];
}
- (void)layoutOmnibox {
// Position the forward and reload buttons trailing the back button in that
// order.
LayoutRect leadingControlLayout = LayoutRectForRectInBoundingRect(
[_backButton frame], [_webToolbar bounds]);
LayoutRect forwardButtonLayout =
LayoutRectGetTrailingLayout(leadingControlLayout);
forwardButtonLayout.position.originY = [_forwardButton frame].origin.y;
forwardButtonLayout.size = [_forwardButton frame].size;
LayoutRect reloadButtonLayout =
LayoutRectGetTrailingLayout(forwardButtonLayout);
reloadButtonLayout.position.originY = [_reloadButton frame].origin.y;
reloadButtonLayout.size = [_reloadButton frame].size;
CGRect newForwardButtonFrame = LayoutRectGetRect(forwardButtonLayout);
CGRect newReloadButtonFrame = LayoutRectGetRect(reloadButtonLayout);
CGRect newOmniboxFrame = [self newOmniboxFrame];
BOOL isPad = IsIPadIdiom();
BOOL growOmnibox = [_locationBarView.textField isFirstResponder];
// Animate buttons. Hide most of the buttons (standard set, back, forward)
// for extended omnibox layout. Also show an extra cancel button so the
// extended mode can be cancelled.
CGFloat alphaForNormalOmniboxButton = growOmnibox ? 0.0 : 1.0;
CGFloat alphaForGrownOmniboxButton = growOmnibox ? 1.0 : 0.0;
CGFloat forwardButtonAlpha =
[_forwardButton isEnabled] || (isPad && !IsCompactTablet(self.view))
? alphaForNormalOmniboxButton
: 0.0;
CGFloat backButtonAlpha = alphaForNormalOmniboxButton;
// For the initial layout/testing we just set the length of animation to 0.0
// which means the changes will be done without any animation.
[UIView animateWithDuration:((_initialLayoutComplete && !_unitTesting) ? 0.2
: 0.0)
delay:0.0
options:UIViewAnimationOptionAllowUserInteraction |
UIViewAnimationOptionBeginFromCurrentState
animations:^{
if (!isPad)
[self setStandardControlsVisible:!growOmnibox];
if (!(isPad && growOmnibox)) {
[_backButton setAlpha:backButtonAlpha];
[_forwardButton setAlpha:forwardButtonAlpha];
[_forwardButton setFrame:newForwardButtonFrame];
[_cancelButton setAlpha:alphaForGrownOmniboxButton];
[_reloadButton setFrame:newReloadButtonFrame];
[_stopButton setFrame:newReloadButtonFrame];
}
}
completion:nil];
if (CGRectEqualToRect([_locationBarView frame], newOmniboxFrame))
return;
// Hide the clear and voice search buttons during omniBox frame animations.
[_locationBarView.textField setRightViewMode:UITextFieldViewModeNever];
// Make sure the accessory images are in the correct positions so they do not
// move during the animation.
[_locationBarView.textField rightView].frame =
[_locationBarView.textField rightViewRectForBounds:newOmniboxFrame];
[_locationBarView.textField leftView].frame =
[_locationBarView.textField leftViewRectForBounds:newOmniboxFrame];
CGRect materialBackgroundFrame = RectShiftedDownForStatusBar(newOmniboxFrame);
// Extreme jank happens during initial layout if an animation is invoked. Not
// certain why. o_O
// Duration set to 0.0 prevents the animation during initial layout.
[UIView animateWithDuration:((_initialLayoutComplete && !_unitTesting) ? 0.2
: 0.0)
delay:0.0
options:UIViewAnimationOptionAllowUserInteraction
animations:^{
[_locationBarView setFrame:newOmniboxFrame];
[_omniboxBackground setFrame:materialBackgroundFrame];
}
completion:^(BOOL finished) {
[_locationBarView.textField setRightViewMode:UITextFieldViewModeAlways];
}];
}
// TODO(crbug.com/525943): refactor this method and related code to not resize
// |_webToolbar| and buttons as a side effect.
- (CGRect)newOmniboxFrame {
InterfaceIdiom idiom = IsIPadIdiom() ? IPAD_IDIOM : IPHONE_IDIOM;
LayoutRect newOmniboxLayout;
// Grow the omnibox if focused.
BOOL growOmnibox = [_locationBarView.textField isFirstResponder];
if (idiom == IPAD_IDIOM) {
// When the omnibox is focused, the star button is hidden.
[_starButton setAlpha:(growOmnibox ? 0 : 1)];
newOmniboxLayout = LayoutRectForRectInBoundingRect([_locationBarView frame],
[_webToolbar bounds]);
CGFloat omniboxLeading = [self omniboxLeading];
CGFloat omniboxLeadingDiff =
omniboxLeading - newOmniboxLayout.position.leading;
newOmniboxLayout.position.leading = omniboxLeading;
newOmniboxLayout.size.width -= omniboxLeadingDiff;
} else {
// If the omnibox is growing, take over the whole toolbar area (standard
// toolbar controls will be hidden below). Temporarily suppress autoresizing
// to avoid interfering with the omnibox animation.
[_webToolbar setAutoresizesSubviews:NO];
CGRect expandedFrame =
RectShiftedDownAndResizedForStatusBar(self.contentView.bounds);
[_webToolbar
setFrame:growOmnibox ? expandedFrame : [self specificControlsArea]];
[_webToolbar setAutoresizesSubviews:YES];
// Compute new omnibox layout after the web toolbar is resized.
newOmniboxLayout = LayoutRectForRectInBoundingRect([_locationBarView frame],
[_webToolbar bounds]);
if (growOmnibox) {
// If the omnibox is expanded, there is padding on both the left and right
// sides.
newOmniboxLayout.position.leading = kExpandedOmniboxPadding;
// When the |_webToolbar| is resized without autoresizes subviews enabled
// the cancel button does not pin to the trailing side and is out of
// place. Lazily allocate and force a layout here.
[self layoutCancelButton];
LayoutRect cancelButtonLayout = LayoutRectForRectInBoundingRect(
[self cancelButton].frame, [_webToolbar bounds]);
newOmniboxLayout.size.width = cancelButtonLayout.position.leading -
kExpandedOmniboxPadding -
newOmniboxLayout.position.leading;
// Likewise the incognito icon will not be pinned to the leading side, so
// force a layout here.
if (_incognitoIcon)
[self layoutIncognitoIcon];
} else {
newOmniboxLayout.position.leading = [self omniboxLeading];
newOmniboxLayout.size.width = CGRectGetWidth([_webToolbar frame]) -
newOmniboxLayout.position.leading;
}
}
CGRect newOmniboxFrame = LayoutRectGetRect(newOmniboxLayout);
DCHECK(!CGRectEqualToRect(newOmniboxFrame, CGRectZero));
return newOmniboxFrame;
}
- (CGFloat)omniboxLeading {
// Compute what the leading (x-origin) position for the omniboox should be
// based on what other controls are active.
InterfaceIdiom idiom = IsIPadIdiom() ? IPAD_IDIOM : IPHONE_IDIOM;
CGFloat trailingPadding = 0.0;
LayoutRect leadingControlLayout = LayoutRectForRectInBoundingRect(
[_backButton frame], [_webToolbar bounds]);
LayoutRect forwardButtonLayout =
LayoutRectGetTrailingLayout(leadingControlLayout);
forwardButtonLayout.position.leading += trailingPadding;
forwardButtonLayout.position.originY = [_forwardButton frame].origin.y;
forwardButtonLayout.size = [_forwardButton frame].size;
LayoutRect reloadButtonLayout =
LayoutRectGetTrailingLayout(forwardButtonLayout);
reloadButtonLayout.position.originY = [_reloadButton frame].origin.y;
reloadButtonLayout.size = [_reloadButton frame].size;
LayoutRect omniboxReferenceLayout;
if (idiom == IPAD_IDIOM && !IsCompactTablet(self.view)) {
omniboxReferenceLayout = reloadButtonLayout;
omniboxReferenceLayout.size.width += kReloadButtonTrailingPadding;
} else if ([_forwardButton isEnabled]) {
omniboxReferenceLayout = forwardButtonLayout;
omniboxReferenceLayout.size.width += kForwardButtonTrailingPadding;
} else {
omniboxReferenceLayout = kBackButtonFrame[idiom];
omniboxReferenceLayout.size.width += kBackButtonTrailingPadding;
}
DCHECK(!(omniboxReferenceLayout.position.leading == 0 &&
CGSizeEqualToSize(omniboxReferenceLayout.size, CGSizeZero)));
return LayoutRectGetTrailingEdge(omniboxReferenceLayout);
}
#pragma mark Toolbar Appearance.
- (void)setBackButtonEnabled:(BOOL)enabled {
[_backButton setEnabled:enabled];
}
- (void)setForwardButtonEnabled:(BOOL)enabled {
if (enabled == [_forwardButton isEnabled])
return;
[_forwardButton setEnabled:enabled];
if (!enabled && [_forwardButton isHidden])
return;
[self layoutOmnibox];
}
- (void)startProgressBar {
if ([_determinateProgressView isHidden]) {
[_determinateProgressView setProgress:0];
[_determinateProgressView setHidden:NO animated:YES completion:nil];
}
}
- (void)stopProgressBar {
if (_determinateProgressView && ![_determinateProgressView isHidden]) {
// Update the toolbar snapshot, but only after the progress bar has
// disappeared.
if (!_prerenderAnimating) {
__weak MDCProgressView* weakDeterminateProgressView =
_determinateProgressView;
// Calling -completeAndHide while a prerender animation is in progress
// will result in hiding the progress bar before the animation is
// complete.
[_determinateProgressView setProgress:1
animated:YES
completion:^(BOOL finished) {
[weakDeterminateProgressView setHidden:YES
animated:YES
completion:nil];
}];
}
CGFloat delay = _unitTesting ? 0 : kLoadCompleteHideProgressBarDelay;
[self performSelector:@selector(hideProgressBarAndTakeSnapshot)
withObject:nil
afterDelay:delay];
}
}
- (void)hideProgressBarAndTakeSnapshot {
// The UI may have been torn down while this selector was queued. If
// |self.delegate| is nil, it is not safe to continue.
if (!self.delegate)
return;
[_determinateProgressView setHidden:YES];
[self updateSnapshotWithWidth:0 forced:NO];
_prerenderAnimating = NO;
}
- (void)showReloadButton {
if (!IsCompactTablet(self.view)) {
[_reloadButton setHidden:NO];
[_stopButton setHidden:YES];
}
}
- (void)showStopButton {
if (!IsCompactTablet(self.view)) {
[_reloadButton setHidden:YES];
[_stopButton setHidden:NO];
}
}
- (void)updateToolbarAlphaForFrame:(CGRect)frame {
// Don't update the toolbar buttons if we are animating for a transition.
if (self.view.animatingTransition)
return;
CGFloat distanceOffscreen =
IsIPadIdiom()
? fmax((kIPadToolbarY - frame.origin.y) - kScrollFadeDistance, 0)
: -1 * frame.origin.y;
CGFloat fraction = 1 - fmin(distanceOffscreen / kScrollFadeDistance, 1);
if (![_locationBarView.textField isFirstResponder])
[self setStandardControlsAlpha:fraction];
[_backButton setAlpha:fraction];
if ([_forwardButton isEnabled])
[_forwardButton setAlpha:fraction];
[_reloadButton setAlpha:fraction];
[_omniboxBackground setAlpha:fraction];
[_locationBarView setAlpha:fraction];
[_starButton setAlpha:fraction];
[_voiceSearchButton setAlpha:fraction];
}
- (void)updateToolbarButtons {
[super updateStandardButtons];
_lastKnownTraitCollection = [UITraitCollection
traitCollectionWithTraitsFromCollections:@[ self.view.traitCollection ]];
if (IsIPadIdiom()) {
// Update toolbar accessory views.
BOOL isCompactTabletView = IsCompactTablet(self.view);
[_voiceSearchButton setHidden:isCompactTabletView];
[_starButton setHidden:isCompactTabletView];
[_reloadButton setHidden:isCompactTabletView];
[_stopButton setHidden:isCompactTabletView];
[self updateToolbarState];
if ([_locationBarView.textField isFirstResponder]) {
[_locationBarView.textField reloadInputViews];
}
// Re-layout toolbar and omnibox.
[_webToolbar setFrame:[self specificControlsArea]];
[self layoutOmnibox];
}
}
#pragma mark TTS.
- (void)startObservingTTSNotifications {
// The toolbar is only used to play text-to-speech search results on iPads.
if (IsIPadIdiom()) {
NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
const auto& selectorsForTTSNotifications =
[[self class] selectorsForTTSNotificationNames];
for (const auto& selectorForNotification : selectorsForTTSNotifications) {
[defaultCenter addObserver:self
selector:selectorForNotification.second
name:selectorForNotification.first
object:nil];
}
}
}
- (void)stopObservingTTSNotifications {
NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
const auto& selectorsForTTSNotifications =
[[self class] selectorsForTTSNotificationNames];
for (const auto& selectorForNotification : selectorsForTTSNotifications) {
[defaultCenter removeObserver:self
name:selectorForNotification.first
object:nil];
}
}
- (void)audioReadyForPlayback:(NSNotification*)notification {
if (![_voiceSearchButton isHidden]) {
// Only trigger TTS playback when the voice search button is visible.
TextToSpeechPlayer* TTSPlayer =
base::mac::ObjCCastStrict<TextToSpeechPlayer>(notification.object);
[TTSPlayer beginPlayback];
}
}
- (void)updateIsTTSPlaying:(NSNotification*)notify {
BOOL wasTTSPlaying = _isTTSPlaying;
_isTTSPlaying =
[notify.name isEqualToString:kTTSWillStartPlayingNotification];
if (wasTTSPlaying != _isTTSPlaying && IsIPadIdiom()) {
[self setUpButton:_voiceSearchButton
withImageEnum:(_isTTSPlaying
? WebToolbarButtonNameTTS
: WebToolbarButtonNameVoice)forInitialState
:UIControlStateNormal
hasDisabledImage:NO
synchronously:NO];
}
[self updateToolbarState];
if (_isTTSPlaying && UIAccessibilityIsVoiceOverRunning()) {
// Moving VoiceOver without RunBlockAfterDelay results in VoiceOver not
// staying on |_voiceSearchButton| and instead moving to views inside the
// UIWebView.
// Use |voiceSearchButton| in the block to prevent |self| from being
// retained.
UIButton* voiceSearchButton = _voiceSearchButton;
RunBlockAfterDelay(0.0, ^{
UIAccessibilityPostNotification(UIAccessibilityLayoutChangedNotification,
voiceSearchButton);
});
}
}
+ (const std::map<__strong NSString*, SEL>&)selectorsForTTSNotificationNames {
static std::map<__strong NSString*, SEL> selectorsForNotifications;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
selectorsForNotifications[kTTSAudioReadyForPlaybackNotification] =
@selector(audioReadyForPlayback:);
selectorsForNotifications[kTTSWillStartPlayingNotification] =
@selector(updateIsTTSPlaying:);
selectorsForNotifications[kTTSDidStopPlayingNotification] =
@selector(updateIsTTSPlaying:);
selectorsForNotifications[kVoiceSearchWillHideNotification] =
@selector(moveVoiceOverToVoiceSearchButton);
});
return selectorsForNotifications;
}
- (void)moveVoiceOverToVoiceSearchButton {
UIAccessibilityPostNotification(UIAccessibilityLayoutChangedNotification,
_voiceSearchButton);
}
#pragma mark Omnibox Animation.
- (void)expandOmnibox API_AVAILABLE(ios(10.0)) {
if (IsIPadIdiom())
return [self layoutOmnibox];
// Return if PropertyAnimator is already running.
if (self.omniboxExpanderAnimator.isRunning)
return;
CGRect newOmniboxFrame = [self newOmniboxFrame];
// Determine the starting and ending bounds and position for |_omniBox|.
// Increasing the height of _omniBox results in the text inside it jumping
// vertically during the animation, so the height change will not be animated.
LayoutRect toLayout =
LayoutRectForRectInBoundingRect(newOmniboxFrame, [_webToolbar bounds]);
CGRect omniboxRect = LayoutRectGetRect(kOmniboxFrame[IPHONE_IDIOM]);
toLayout.size = CGSizeMake([_webToolbar bounds].size.width -
self.cancelButton.frame.size.width -
kCancelButtonLeadingMargin,
omniboxRect.size.height);
toLayout.position.leading = 0;
if (_incognito) {
// Adjust the width and leading of the omnibox to account for the
// incognito icon.
// TODO(crbug.com/525943): Refactor so this value isn't calculated here, and
// instead is calculated in -newOmniboxFrame?
// (include in (crbug/525943) refactor).
LayoutRect incognitioIconLayout = LayoutRectForRectInBoundingRect(
[_incognitoIcon frame], [_webToolbar frame]);
CGFloat trailingEdge = LayoutRectGetTrailingEdge(incognitioIconLayout);
toLayout.size.width -= trailingEdge;
toLayout.position.leading = trailingEdge;
}
CGRect toBounds = LayoutRectGetBoundsRect(toLayout);
// Grow the background to cover the whole toolbar.
CGRect backgroundToBounds = [_clippingView bounds];
// Increase the bounds of the background so that the border extends past the
// toolbar and is clipped.
backgroundToBounds = CGRectInset(backgroundToBounds, -2, -2);
if (_incognito)
_incognitoIcon.frame = CGRectMake(
_incognitoIcon.frame.origin.x + kPositionAnimationLeadingOffset,
_incognitoIcon.frame.origin.y, _incognitoIcon.frame.size.width,
_incognitoIcon.frame.size.height);
// Create animator and add animations.
self.omniboxExpanderAnimator = [[UIViewPropertyAnimator alloc]
initWithDuration:ios::material::kDuration1
curve:UIViewAnimationCurveEaseInOut
animations:^{
CGFloat omniboxLeadingPadding = 10;
// Incognito.
if (_incognito) {
_incognitoIcon.alpha = 1;
_incognitoIcon.frame =
CGRectMake(_incognitoIcon.frame.origin.x -
kPositionAnimationLeadingOffset,
_incognitoIcon.frame.origin.y,
_incognitoIcon.frame.size.width,
_incognitoIcon.frame.size.height);
omniboxLeadingPadding =
omniboxLeadingPadding + _incognitoIcon.frame.size.width;
}
// Omnibox and OmniboxBackground.
_locationBarView.textField.frame =
CGRectMake(newOmniboxFrame.origin.x + omniboxLeadingPadding,
_locationBarView.textField.frame.origin.y,
toBounds.size.width - 10, toBounds.size.height);
_omniboxBackground.frame = CGRectMake(
self.view.bounds.origin.x, self.view.bounds.origin.y,
backgroundToBounds.size.width,
backgroundToBounds.size.height);
}];
// Perfom cancel button animation on completion.
[_cancelButton setHidden:NO];
__weak UIButton* weakCancelButton = _cancelButton;
_cancelButton.alpha = 0;
[self.omniboxExpanderAnimator addCompletion:^(
UIViewAnimatingPosition finalPosition) {
CGRect finalCancelButtonFrame = weakCancelButton.frame;
weakCancelButton.frame = CGRectLayoutOffset(
weakCancelButton.frame, kPositionAnimationLeadingOffset);
// Create and start the cancel button animation.
[UIViewPropertyAnimator
runningPropertyAnimatorWithDuration:0.2
delay:0.1
options:UIViewAnimationOptionCurveEaseOut
animations:^{
weakCancelButton.alpha = 1.0;
weakCancelButton.frame =
finalCancelButtonFrame;
}
completion:nil];
}];
// Add standard Toolbar buttons animations.
[self configureFadeOutAnimation];
// Add navigation buttons animations.
[self configureFadeOutNavigationControlsAnimation];
// Set the _omnibox animator.
_locationBarView.textField.omniboxExpanderAnimator =
self.omniboxExpanderAnimator;
[self.omniboxExpanderAnimator startAnimation];
}
- (void)contractOmnibox API_AVAILABLE(ios(10.0)) {
if (IsIPadIdiom())
return [self layoutOmnibox];
// Return if PropertyAnimator is already running.
if (self.omniboxContractorAnimator.isRunning)
return;
CGRect newOmniboxFrame = [self newOmniboxFrame];
__weak UIButton* weakCancelButton = _cancelButton;
self.omniboxContractorAnimator = [[UIViewPropertyAnimator alloc]
initWithDuration:ios::material::kDuration1
curve:UIViewAnimationCurveEaseInOut
animations:^{
if (_incognito) {
_incognitoIcon.alpha = 0;
_incognitoIcon.frame =
CGRectMake(_incognitoIcon.frame.origin.x +
kPositionAnimationLeadingOffset,
_incognitoIcon.frame.origin.y,
_incognitoIcon.frame.size.width,
_incognitoIcon.frame.size.height);
}
// Cancel Button.
weakCancelButton.alpha = 0;
weakCancelButton.frame =
CGRectMake(weakCancelButton.frame.origin.x +
kPositionAnimationLeadingOffset,
weakCancelButton.frame.origin.y,
weakCancelButton.frame.size.width,
weakCancelButton.frame.size.height);
// Omnibox and OmniboxBackground bounds.
_locationBarView.textField.frame = CGRectMake(
newOmniboxFrame.origin.x,
_locationBarView.textField.frame.origin.y,
newOmniboxFrame.size.width - 10, newOmniboxFrame.size.height);
_omniboxBackground.frame = CGRectMake(
newOmniboxFrame.origin.x,
newOmniboxFrame.origin.y + StatusBarHeight(),
newOmniboxFrame.size.width - 10, newOmniboxFrame.size.height);
}];
// Hide cancel button on completion.
[self.omniboxContractorAnimator
addCompletion:^(UIViewAnimatingPosition finalPosition) {
weakCancelButton.hidden = YES;
}];
// Add standard Toolbar buttons animations.
[self configureFadeInAnimation];
// Add navigation buttons animations.
[self configureFadeInNavigationControlsAnimation];
// Set the _omnibox animator.
_locationBarView.textField.omniboxContractorAnimator =
self.omniboxContractorAnimator;
[self.omniboxContractorAnimator startAnimation];
}
- (void)animateMaterialOmnibox {
// The iPad omnibox does not animate.
if (IsIPadIdiom())
return [self layoutOmnibox];
CGRect newOmniboxFrame = [self newOmniboxFrame];
BOOL growOmnibox = [_locationBarView.textField isFirstResponder];
// Determine the starting and ending bounds and position for
// |_locationBarView|. Increasing the height of _locationBarView results in
// the text inside it jumping vertically during the animation, so the height
// change will not be animated.
CGRect fromBounds = [_locationBarView layer].bounds;
LayoutRect toLayout =
LayoutRectForRectInBoundingRect(newOmniboxFrame, [_webToolbar bounds]);
CGRect toBounds = CGRectZero;
CGPoint fromPosition = [_locationBarView layer].position;
CGPoint toPosition = fromPosition;
CGRect omniboxRect = LayoutRectGetRect(kOmniboxFrame[IPHONE_IDIOM]);
if (growOmnibox) {
toLayout.size = CGSizeMake([_webToolbar bounds].size.width -
self.cancelButton.frame.size.width -
kCancelButtonLeadingMargin,
omniboxRect.size.height);
toLayout.position.leading = 0;
if (_incognito) {
// Adjust the width and leading of the omnibox to account for the
// incognito icon.
// TODO(crbug/525943): Refactor so this value isn't calculated here, and
// instead is calculated in -newOmniboxFrame?
// (include in (crbug/525943) refactor).
LayoutRect incognitioIconLayout = LayoutRectForRectInBoundingRect(
[_incognitoIcon frame], [_webToolbar frame]);
CGFloat trailingEdge = LayoutRectGetTrailingEdge(incognitioIconLayout);
toLayout.size.width -= trailingEdge;
toLayout.position.leading = trailingEdge;
}
} else {
// Shrink the omnibox to its original width.
toLayout.size =
CGSizeMake(newOmniboxFrame.size.width, omniboxRect.size.height);
}
toBounds = LayoutRectGetBoundsRect(toLayout);
toPosition.x = LayoutRectGetPositionForAnchor(
toLayout, [_locationBarView layer].anchorPoint)
.x;
// Determine starting and ending bounds for |_omniboxBackground|.
// _omniboxBackground is needed to simulate the omnibox growing vertically and
// covering the entire height of the toolbar.
CGRect backgroundFromBounds = [_omniboxBackground layer].bounds;
CGRect backgroundToBounds = CGRectZero;
CGPoint backgroundFromPosition = [_omniboxBackground layer].position;
CGPoint backgroundToPosition = CGPointZero;
if (growOmnibox) {
// Grow the background to cover the whole toolbar.
backgroundToBounds = [_clippingView bounds];
backgroundToPosition.x = backgroundToBounds.size.width / 2;
backgroundToPosition.y = backgroundToBounds.size.height / 2;
// Increase the bounds of the background so that the border extends past the
// toolbar and is clipped.
backgroundToBounds = CGRectInset(backgroundToBounds, -2, -2);
} else {
// Shrink the background to the same bounds as the omnibox.
backgroundToBounds = toBounds;
backgroundToPosition = toPosition;
backgroundToPosition.y += StatusBarHeight();
}
// Is the omnibox already at the new size? Then there's nothing to animate.
if (CGRectEqualToRect([_locationBarView layer].bounds, toBounds))
return;
[self animateStandardControlsForOmniboxExpansion:growOmnibox];
if (growOmnibox) {
[self fadeOutNavigationControls];
[self fadeInOmniboxTrailingView];
if (_locationBar.get()->IsShowingPlaceholderWhileCollapsed())
[self fadeOutOmniboxLeadingView];
else
[_locationBarView.textField leftView].alpha = 0;
if (_incognito)
[self fadeInIncognitoIcon];
} else {
[self fadeInNavigationControls];
[self fadeOutOmniboxTrailingView];
if (_locationBar.get()->IsShowingPlaceholderWhileCollapsed())
[self fadeInOmniboxLeadingView];
else
[_locationBarView.textField leftView].alpha = 1;
if (_incognito)
[self fadeOutIncognitoIcon];
}
// Animate the new bounds and position for the omnibox and background.
[CATransaction begin];
[CATransaction setCompletionBlock:^{
// Re-layout the omnibox's subviews after the animation to allow VoiceOver
// to select the clear text button.
[_locationBarView setNeedsLayout];
}];
CGFloat duration = ios::material::kDuration1;
// If app is on the regular New Tab Page, make this animation occur instantly
// since this page has a fakebox to omnibox transition.
web::WebState* webState = [self.delegate currentWebState];
if (webState && webState->GetVisibleURL() == GURL(kChromeUINewTabURL) &&
!_incognito) {
duration = 0.0;
}
[CATransaction setAnimationDuration:duration];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseInOut)];
// TODO(crbug.com/525943): As part of animation cleanup, refactor
// these animations into groups produced by FrameAnimationMake() from
// animation_util, and do all of the bounds/position calculations above in
// terms of frames.
CABasicAnimation* resizeAnimation =
[CABasicAnimation animationWithKeyPath:@"bounds"];
resizeAnimation.delegate = self;
[resizeAnimation setValue:@"resizeOmnibox" forKey:@"id"];
resizeAnimation.fromValue = [NSValue valueWithCGRect:fromBounds];
resizeAnimation.toValue = [NSValue valueWithCGRect:toBounds];
[_locationBarView layer].bounds = toBounds;
[[_locationBarView layer] addAnimation:resizeAnimation
forKey:@"resizeBounds"];
CABasicAnimation* positionAnimation =
[CABasicAnimation animationWithKeyPath:@"position"];
positionAnimation.fromValue = [NSValue valueWithCGPoint:fromPosition];
positionAnimation.toValue = [NSValue valueWithCGPoint:toPosition];
[_locationBarView layer].position = toPosition;
[[_locationBarView layer] addAnimation:positionAnimation
forKey:@"movePosition"];
resizeAnimation = [CABasicAnimation animationWithKeyPath:@"bounds"];
resizeAnimation.fromValue = [NSValue valueWithCGRect:backgroundFromBounds];
resizeAnimation.toValue = [NSValue valueWithCGRect:backgroundToBounds];
[_omniboxBackground layer].bounds = backgroundToBounds;
[[_omniboxBackground layer] addAnimation:resizeAnimation
forKey:@"resizeBounds"];
CABasicAnimation* backgroundPositionAnimation =
[CABasicAnimation animationWithKeyPath:@"position"];
backgroundPositionAnimation.fromValue =
[NSValue valueWithCGPoint:backgroundFromPosition];
backgroundPositionAnimation.toValue =
[NSValue valueWithCGPoint:backgroundToPosition];
[_omniboxBackground layer].position = backgroundToPosition;
[[_omniboxBackground layer] addAnimation:backgroundPositionAnimation
forKey:@"movePosition"];
[CATransaction commit];
}
- (void)fadeInOmniboxTrailingView {
UIView* trailingView = [_locationBarView.textField rightView];
trailingView.alpha = 0;
[_cancelButton setAlpha:0];
[_cancelButton setHidden:NO];
// Instead of passing a delay into -fadeInView:, wait to call -fadeInView:.
// The CABasicAnimation's start and end positions are calculated immediately
// instead of after the animation's delay, but the omnibox's layer isn't set
// yet to its final state and as a result the start and end positions will not
// be correct.
dispatch_time_t delay = dispatch_time(
DISPATCH_TIME_NOW, ios::material::kDuration6 * NSEC_PER_SEC);
dispatch_after(delay, dispatch_get_main_queue(), ^(void) {
[self fadeInView:trailingView
fromLeadingOffset:kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration1
afterDelay:0.2];
[self fadeInView:_cancelButton
fromLeadingOffset:kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration1
afterDelay:0.1];
});
}
- (void)fadeInOmniboxLeadingView {
UIView* leadingView = [_locationBarView.textField leftView];
leadingView.alpha = 0;
// Instead of passing a delay into -fadeInView:, wait to call -fadeInView:.
// The CABasicAnimation's start and end positions are calculated immediately
// instead of after the animation's delay, but the omnibox's layer isn't set
// yet to its final state and as a result the start and end positions will not
// be correct.
dispatch_time_t delay = dispatch_time(
DISPATCH_TIME_NOW, ios::material::kDuration2 * NSEC_PER_SEC);
dispatch_after(delay, dispatch_get_main_queue(), ^(void) {
[self fadeInView:leadingView
fromLeadingOffset:kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration1
afterDelay:0];
});
}
- (void)fadeOutOmniboxTrailingView {
UIView* trailingView = [_locationBarView.textField rightView];
// Animate the opacity of the trailingView to 0.
[CATransaction begin];
[CATransaction setAnimationDuration:ios::material::kDuration4];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseIn)];
[CATransaction setCompletionBlock:^{
[_cancelButton setHidden:YES];
}];
CABasicAnimation* fadeOut =
[CABasicAnimation animationWithKeyPath:@"opacity"];
fadeOut.fromValue = @1;
fadeOut.toValue = @0;
trailingView.layer.opacity = 0;
[trailingView.layer addAnimation:fadeOut forKey:@"fade"];
// Animate the trailingView |kPositionAnimationLeadingOffset| pixels towards
// the
// leading edge.
CABasicAnimation* shift = [CABasicAnimation animationWithKeyPath:@"position"];
CGPoint startPosition = [trailingView layer].position;
CGPoint endPosition =
CGPointLayoutOffset(startPosition, kPositionAnimationLeadingOffset);
shift.fromValue = [NSValue valueWithCGPoint:startPosition];
shift.toValue = [NSValue valueWithCGPoint:endPosition];
[[trailingView layer] addAnimation:shift forKey:@"shift"];
[_cancelButton layer].opacity = 0;
[[_cancelButton layer] addAnimation:fadeOut forKey:@"fade"];
CABasicAnimation* shiftCancelButton =
[CABasicAnimation animationWithKeyPath:@"position"];
startPosition = [_cancelButton layer].position;
endPosition =
CGPointLayoutOffset(startPosition, kPositionAnimationLeadingOffset);
shiftCancelButton.fromValue = [NSValue valueWithCGPoint:startPosition];
shiftCancelButton.toValue = [NSValue valueWithCGPoint:endPosition];
[[_cancelButton layer] addAnimation:shiftCancelButton forKey:@"shift"];
[CATransaction commit];
}
- (void)fadeOutOmniboxLeadingView {
UIView* leadingView = [_locationBarView.textField leftView];
// Animate the opacity of leadingView to 0.
[CATransaction begin];
[CATransaction setAnimationDuration:ios::material::kDuration2];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseInOut)];
CABasicAnimation* fadeOut =
[CABasicAnimation animationWithKeyPath:@"opacity"];
fadeOut.fromValue = @1;
fadeOut.toValue = @0;
leadingView.layer.opacity = 0;
[leadingView.layer addAnimation:fadeOut forKey:@"fade"];
// Animate leadingView |kPositionAnimationLeadingOffset| pixels trailing.
CABasicAnimation* shift = [CABasicAnimation animationWithKeyPath:@"position"];
CGPoint startPosition = [leadingView layer].position;
CGPoint endPosition =
CGPointLayoutOffset(startPosition, kPositionAnimationLeadingOffset);
shift.fromValue = [NSValue valueWithCGPoint:startPosition];
shift.toValue = [NSValue valueWithCGPoint:endPosition];
[[leadingView layer] addAnimation:shift forKey:@"shift"];
[CATransaction commit];
}
#pragma mark Toolbar Buttons Animation.
- (void)fadeInIncognitoIcon {
DCHECK(_incognito);
DCHECK(!IsIPadIdiom());
[self fadeInView:_incognitoIcon
fromLeadingOffset:-kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration2
afterDelay:ios::material::kDuration2];
}
- (void)fadeOutIncognitoIcon {
DCHECK(_incognito);
DCHECK(!IsIPadIdiom());
// Animate the opacity of the incognito icon to 0.
CALayer* layer = [_incognitoIcon layer];
[CATransaction begin];
[CATransaction setAnimationDuration:ios::material::kDuration4];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseIn)];
CABasicAnimation* fadeOut =
[CABasicAnimation animationWithKeyPath:@"opacity"];
fadeOut.fromValue = @1;
fadeOut.toValue = @0;
layer.opacity = 0;
[layer addAnimation:fadeOut forKey:@"fade"];
// Animate the incognito icon |kPositionAnimationLeadingOffset| pixels
// trailing.
CABasicAnimation* shift = [CABasicAnimation animationWithKeyPath:@"position"];
CGPoint startPosition = layer.position;
// Constant is a leading value, so invert it to move in the trailing
// direction.
CGPoint endPosition =
CGPointLayoutOffset(startPosition, -kPositionAnimationLeadingOffset);
shift.fromValue = [NSValue valueWithCGPoint:startPosition];
shift.toValue = [NSValue valueWithCGPoint:endPosition];
[layer addAnimation:shift forKey:@"shift"];
[CATransaction commit];
}
- (void)fadeInNavigationControls {
// Determine which navigation buttons are visible and need to be animated.
UIView* firstView = nil;
UIView* secondView = nil;
if ([_forwardButton isEnabled]) {
firstView = _forwardButton;
secondView = _backButton;
} else {
firstView = _backButton;
}
[self fadeInView:firstView
fromLeadingOffset:kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration2
afterDelay:ios::material::kDuration1];
if (secondView) {
[self fadeInView:secondView
fromLeadingOffset:kPositionAnimationLeadingOffset
withDuration:ios::material::kDuration2
afterDelay:ios::material::kDuration3];
}
}
- (void)configureFadeInNavigationControlsAnimation API_AVAILABLE(ios(10.0)) {
CGRect finalBackButtonFrame = _backButton.frame;
CGRect shifted =
CGRectLayoutOffset(_backButton.frame, kPositionAnimationLeadingOffset);
_backButton.frame = shifted;
__weak UIButton* weakBackButton = _backButton;
[self.omniboxContractorAnimator addAnimations:^{
weakBackButton.alpha = 1.0;
weakBackButton.frame = finalBackButtonFrame;
}
delayFactor:ios::material::kDuration1];
if ([_forwardButton isEnabled]) {
CGRect finalForwardButtonFrame = _forwardButton.frame;
_forwardButton.frame = CGRectLayoutOffset(_forwardButton.frame,
kPositionAnimationLeadingOffset);
__weak UIButton* weakForwardButton = _forwardButton;
[self.omniboxContractorAnimator addAnimations:^{
weakForwardButton.alpha = 1.0;
weakForwardButton.frame = finalForwardButtonFrame;
}
delayFactor:ios::material::kDuration3];
}
}
- (void)fadeOutNavigationControls {
[CATransaction begin];
[CATransaction setAnimationDuration:ios::material::kDuration2];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseIn)];
CABasicAnimation* fadeButtons =
[CABasicAnimation animationWithKeyPath:@"opacity"];
fadeButtons.fromValue = @1;
fadeButtons.toValue = @0;
if ([_forwardButton isEnabled]) {
[_forwardButton layer].opacity = 0;
[[_forwardButton layer] addAnimation:fadeButtons forKey:@"fadeOut"];
}
[_backButton layer].opacity = 0;
[[_backButton layer] addAnimation:fadeButtons forKey:@"fadeOut"];
[CATransaction commit];
// Animate the navigation buttons 10 pixels to the left.
[CATransaction begin];
[CATransaction setAnimationDuration:ios::material::kDuration1];
[CATransaction
setAnimationTimingFunction:TimingFunction(ios::material::CurveEaseIn)];
CABasicAnimation* shiftBackButton =
[CABasicAnimation animationWithKeyPath:@"position"];
CGPoint startPosition = [_backButton layer].position;
CGPoint endPosition =
CGPointLayoutOffset(startPosition, kPositionAnimationLeadingOffset);
shiftBackButton.fromValue = [NSValue valueWithCGPoint:startPosition];
shiftBackButton.toValue = [NSValue valueWithCGPoint:endPosition];
[[_backButton layer] addAnimation:shiftBackButton forKey:@"shiftButton"];
CABasicAnimation* shiftForwardButton =
[CABasicAnimation animationWithKeyPath:@"position"];
startPosition = [_forwardButton layer].position;
endPosition =
CGPointLayoutOffset(startPosition, kPositionAnimationLeadingOffset);
shiftForwardButton.fromValue = [NSValue valueWithCGPoint:startPosition];
shiftForwardButton.toValue = [NSValue valueWithCGPoint:endPosition];
[[_forwardButton layer] addAnimation:shiftForwardButton
forKey:@"shiftButton"];
[CATransaction commit];
}
- (void)configureFadeOutNavigationControlsAnimation API_AVAILABLE(ios(10.0)) {
// Animate the navigation buttons 10 pixels to the left and opacity to 0;
CGRect originalBackFrame = _backButton.frame;
__weak UIButton* weakBackButton = _backButton;
[self.omniboxExpanderAnimator addAnimations:^{
weakBackButton.alpha = 0.0;
weakBackButton.frame = CGRectLayoutOffset(weakBackButton.frame,
kPositionAnimationLeadingOffset);
}];
[self.omniboxExpanderAnimator
addCompletion:^(UIViewAnimatingPosition finalPosition) {
weakBackButton.frame = originalBackFrame;
}];
if ([_forwardButton isEnabled]) {
CGRect originalForwardFrame = _forwardButton.frame;
__weak UIButton* weakForwardButton = _forwardButton;
[self.omniboxExpanderAnimator addAnimations:^{
weakForwardButton.alpha = 0.0;
weakForwardButton.frame = CGRectLayoutOffset(
weakForwardButton.frame, kPositionAnimationLeadingOffset);
}];
[self.omniboxExpanderAnimator
addCompletion:^(UIViewAnimatingPosition finalPosition) {
weakForwardButton.frame = originalForwardFrame;
}];
}
}
#pragma mark Omnibox Cancel Button.
- (UIButton*)cancelButton {
if (_cancelButton)
return _cancelButton;
_cancelButton = [UIButton buttonWithType:UIButtonTypeCustom];
NSString* collapseName = _incognito ? @"collapse_incognito" : @"collapse";
[_cancelButton setImage:[UIImage imageNamed:collapseName]
forState:UIControlStateNormal];
NSString* collapsePressedName =
_incognito ? @"collapse_pressed_incognito" : @"collapse_pressed";
[_cancelButton setImage:[UIImage imageNamed:collapsePressedName]
forState:UIControlStateHighlighted];
[_cancelButton setAccessibilityLabel:l10n_util::GetNSString(IDS_CANCEL)];
[_cancelButton setAutoresizingMask:UIViewAutoresizingFlexibleLeadingMargin() |
UIViewAutoresizingFlexibleHeight];
[_cancelButton addTarget:self
action:@selector(cancelButtonPressed:)
forControlEvents:UIControlEventTouchUpInside];
[_webToolbar addSubview:_cancelButton];
return _cancelButton;
}
- (void)cancelButtonPressed:(id)sender {
[self cancelOmniboxEdit];
}
- (void)layoutCancelButton {
CGFloat height = CGRectGetHeight([self specificControlsArea]) -
kCancelButtonTopMargin - kCancelButtonBottomMargin;
LayoutRect cancelButtonLayout;
cancelButtonLayout.position.leading =
CGRectGetWidth([_webToolbar bounds]) - height;
cancelButtonLayout.boundingWidth = CGRectGetWidth([_webToolbar bounds]);
cancelButtonLayout.position.originY = kCancelButtonTopMargin;
cancelButtonLayout.size = CGSizeMake(kCancelButtonWidth, height);
CGRect frame = LayoutRectGetRect(cancelButtonLayout);
// Use the property to force creation.
[self.cancelButton setFrame:frame];
}
#pragma mark Snapshot.
- (void)updateSnapshotWithWidth:(CGFloat)width forced:(BOOL)force {
// If |width| is 0, the current view's width is acceptable.
if (width < 1)
width = [self view].frame.size.width;
// Snapshot is not used on the iPad.
if (IsIPadIdiom()) {
NOTREACHED();
return;
}
// If the snapshot is valid, don't redraw.
if (_snapshot && _snapshotHash == [self snapshotHashWithWidth:width])
return;
// Don't update the snapshot while the progress bar is moving, or while the
// tools menu is open, unless |force| is true.
BOOL shouldRedraw = force || ([self toolsPopupController] == nil &&
[_determinateProgressView isHidden]);
if (!shouldRedraw)
return;
if ([[self delegate]
respondsToSelector:@selector(willUpdateToolbarSnapshot)]) {
[[self delegate] willUpdateToolbarSnapshot];
}
// Temporarily resize the toolbar if necessary in order to match the desired
// width. (Such a mismatch can occur if the device has been rotated while this
// view was not visible, for example.)
CGRect frame = [self view].frame;
CGFloat oldWidth = frame.size.width;
frame.size.width = width;
if (!IsSafeAreaCompatibleToolbarEnabled())
[self view].frame = frame;
UIGraphicsBeginImageContextWithOptions(frame.size, NO, 0.0);
[[self view].layer renderInContext:UIGraphicsGetCurrentContext()];
_snapshot = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
// If self.view is offscreen during render, UIKit sets views' origin to 0,0.
if (IsSafeAreaCompatibleToolbarEnabled() && frame.origin.y != 0) {
CGRect fixFrame = [self view].frame;
fixFrame.origin.y = frame.origin.y;
[self view].frame = fixFrame;
}
// In the past, when the current tab was prerendered, taking a snapshot
// sometimes lead to layout of its UIWebView. As this may be the fist time
// the UIWebViews was laid out, its scroll view was scrolled. This lead
// to scroll events that changed the frame of the toolbar when fullscreen
// was enabled.
// DCHECK that the toolbar frame does not change while taking a snapshot.
DCHECK_EQ(frame.origin.x, [self view].frame.origin.x);
DCHECK_EQ(frame.origin.y, [self view].frame.origin.y);
DCHECK_EQ(frame.size.width, [self view].frame.size.width);
DCHECK_EQ(frame.size.height, [self view].frame.size.height);
frame.size.width = oldWidth;
if (!IsSafeAreaCompatibleToolbarEnabled()) {
[self view].frame = frame;
}
_snapshotHash = [self snapshotHashWithWidth:width];
}
- (uint32_t)snapshotHashWithWidth:(CGFloat)width {
uint32_t hash = [super snapshotHash];
// Take only the lower 3 bits of the UIButton state, as they are the only
// ones that change per enabled, highlighted, or nomal.
const uint32_t kButtonStateMask = 0x07;
hash ^= ([_backButton state] & kButtonStateMask) |
(([_forwardButton state] & kButtonStateMask) << 3) |
(([_cancelButton state] & kButtonStateMask) << 6);
// Omnibox size & text it contains.
hash ^= [[_locationBarView.textField text] hash];
hash ^= static_cast<uint32_t>([_locationBarView frame].size.width) << 16;
hash ^= static_cast<uint32_t>([_locationBarView frame].size.height) << 24;
// Also note progress bar state.
float progress = 0;
if (_determinateProgressView && ![_determinateProgressView isHidden])
progress = [_determinateProgressView progress];
// The progress is in the range 0 to 1, so static_cast<uint32_t> won't work.
// Normally, static_cast does the right thing: truncates the float to an int.
// Here, that would not provide the necessary granularity.
hash ^= *(reinterpret_cast<uint32_t*>(&progress));
// Size changes matter.
hash ^= static_cast<uint32_t>(width) << 15;
hash ^= static_cast<uint32_t>([self view].frame.size.height) << 23;
return hash;
}
#pragma mark Helpers
- (void)toolbarVoiceSearchButtonPressed:(id)sender {
if (ios::GetChromeBrowserProvider()
->GetVoiceSearchProvider()
->IsVoiceSearchEnabled()) {
UIView* view = base::mac::ObjCCastStrict<UIView>(sender);
StartVoiceSearchCommand* command =
[[StartVoiceSearchCommand alloc] initWithOriginView:view];
[self.dispatcher startVoiceSearch:command];
}
}
- (void)handleLongPress:(UILongPressGestureRecognizer*)gesture {
if (gesture.state != UIGestureRecognizerStateBegan)
return;
if (gesture.view == _backButton) {
[self.dispatcher showTabHistoryPopupForBackwardHistory];
} else if (gesture.view == _forwardButton) {
[self.dispatcher showTabHistoryPopupForForwardHistory];
}
}
- (void)loadURLForQuery:(NSString*)query {
GURL searchURL;
metrics::OmniboxInputType type = AutocompleteInput::Parse(
base::SysNSStringToUTF16(query), std::string(),
AutocompleteSchemeClassifierImpl(), nullptr, nullptr, &searchURL);
if (type != metrics::OmniboxInputType::URL || !searchURL.is_valid()) {
searchURL = GetDefaultSearchURLForSearchTerms(
ios::TemplateURLServiceFactory::GetForBrowserState(_browserState),
base::SysNSStringToUTF16(query));
}
if (searchURL.is_valid()) {
// It is necessary to include PAGE_TRANSITION_FROM_ADDRESS_BAR in the
// transition type is so that query-in-the-omnibox is triggered for the
// URL.
ui::PageTransition transition = ui::PageTransitionFromInt(
ui::PAGE_TRANSITION_LINK | ui::PAGE_TRANSITION_FROM_ADDRESS_BAR);
[self.urlLoader loadURL:GURL(searchURL)
referrer:web::Referrer()
transition:transition
rendererInitiated:NO];
}
}
- (void)preloadVoiceSearch:(id)sender {
DCHECK(ios::GetChromeBrowserProvider()
->GetVoiceSearchProvider()
->IsVoiceSearchEnabled());
[self.dispatcher preloadVoiceSearch];
}
#pragma mark - UIViewController
- (void)viewSafeAreaInsetsDidChange {
[super viewSafeAreaInsetsDidChange];
if (!IsIPadIdiom()) {
if (IsSafeAreaCompatibleToolbarEnabled()) {
// The clipping view's height is supposed to match the toolbar's height.
// The clipping view can't match the toolbar's height with autoresizing
// masks because the clipping view is not a direct child of the toolbar.
// Therefore we manually update the clipping view's height whenever the
// toolbar's height changes, which as of M63 can only occur if the
// safe area insets change.
[self layoutClippingView];
}
}
}
@end
#pragma mark - Testing only.
@implementation WebToolbarController (Testing)
- (BOOL)isForwardButtonEnabled {
return [_forwardButton isEnabled];
}
- (BOOL)isBackButtonEnabled {
return [_backButton isEnabled];
}
- (BOOL)isStarButtonSelected {
return [_starButton isSelected];
}
- (void)setUnitTesting:(BOOL)unitTesting {
_unitTesting = unitTesting;
}
- (CGFloat)loadProgressFraction {
return [_determinateProgressView progress];
}
- (std::string)getLocationText {
return base::UTF16ToUTF8([_locationBarView.textField displayedText]);
}
- (BOOL)isLoading {
return ![_determinateProgressView isHidden];
}
- (BOOL)isPrerenderAnimationRunning {
return _prerenderAnimating;
}
- (OmniboxTextFieldIOS*)omnibox {
return _locationBarView.textField;
}
@end