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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.
#include "ios/chrome/browser/infobars/confirm_infobar_controller.h"
#include "base/mac/foundation_util.h"
#include "base/strings/string_util.h"
#include "base/strings/sys_string_conversions.h"
#include "components/infobars/core/confirm_infobar_delegate.h"
#include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
#import "ios/public/provider/chrome/browser/ui/infobar_view_delegate.h"
#import "ios/public/provider/chrome/browser/ui/infobar_view_protocol.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/window_open_disposition.h"
#include "ui/gfx/image/image.h"
namespace {
// UI Tags for the infobar elements.
enum ConfirmInfoBarUITags { OK = 1, CANCEL, CLOSE, TITLE_LINK };
// Converts a UI button tag to the corresponding InfoBarButton.
ConfirmInfoBarDelegate::InfoBarButton UITagToButton(NSUInteger tag) {
switch (tag) {
case ConfirmInfoBarUITags::OK:
return ConfirmInfoBarDelegate::BUTTON_OK;
case ConfirmInfoBarUITags::CANCEL:
case ConfirmInfoBarUITags::CLOSE:
return ConfirmInfoBarDelegate::BUTTON_CANCEL;
default:
NOTREACHED();
return ConfirmInfoBarDelegate::BUTTON_CANCEL;
}
}
} // namespace
#pragma mark - ConfirmInfoBarController
@interface ConfirmInfoBarController ()
// Action for any of the user defined buttons.
- (void)infoBarButtonDidPress:(id)sender;
// Action for any of the user defined links.
- (void)infobarLinkDidPress:(NSNumber*)tag;
- (void)updateInfobarLabel:(UIView<InfoBarViewProtocol>*)view;
@end
@implementation ConfirmInfoBarController {
ConfirmInfoBarDelegate* confirmInfobarDelegate_; // weak
}
#pragma mark -
#pragma mark InfoBarController
- (base::scoped_nsobject<UIView<InfoBarViewProtocol>>)
viewForDelegate:(infobars::InfoBarDelegate*)delegate
frame:(CGRect)frame {
base::scoped_nsobject<UIView<InfoBarViewProtocol>> infoBarView;
confirmInfobarDelegate_ = delegate->AsConfirmInfoBarDelegate();
infoBarView.reset(
ios::GetChromeBrowserProvider()->CreateInfoBarView(frame, self.delegate));
// Model data.
gfx::Image modelIcon = confirmInfobarDelegate_->GetIcon();
int buttons = confirmInfobarDelegate_->GetButtons();
NSString* buttonOK = nil;
if (buttons & ConfirmInfoBarDelegate::BUTTON_OK) {
buttonOK = base::SysUTF16ToNSString(confirmInfobarDelegate_->GetButtonLabel(
ConfirmInfoBarDelegate::BUTTON_OK));
}
NSString* buttonCancel = nil;
if (buttons & ConfirmInfoBarDelegate::BUTTON_CANCEL) {
buttonCancel =
base::SysUTF16ToNSString(confirmInfobarDelegate_->GetButtonLabel(
ConfirmInfoBarDelegate::BUTTON_CANCEL));
}
[infoBarView addCloseButtonWithTag:ConfirmInfoBarUITags::CLOSE
target:self
action:@selector(infoBarButtonDidPress:)];
// Optional left icon.
if (!modelIcon.IsEmpty())
[infoBarView addLeftIcon:modelIcon.ToUIImage()];
// Optional message.
[self updateInfobarLabel:infoBarView];
if (buttonOK && buttonCancel) {
[infoBarView addButton1:buttonOK
tag1:ConfirmInfoBarUITags::OK
button2:buttonCancel
tag2:ConfirmInfoBarUITags::CANCEL
target:self
action:@selector(infoBarButtonDidPress:)];
} else if (buttonOK) {
[infoBarView addButton:buttonOK
tag:ConfirmInfoBarUITags::OK
target:self
action:@selector(infoBarButtonDidPress:)];
} else {
// No buttons, only message.
DCHECK(!confirmInfobarDelegate_->GetMessageText().empty() && !buttonCancel);
}
return infoBarView;
}
- (void)updateInfobarLabel:(UIView<InfoBarViewProtocol>*)view {
if (!confirmInfobarDelegate_->GetMessageText().length())
return;
if (confirmInfobarDelegate_->GetLinkText().length()) {
base::string16 msgLink = base::SysNSStringToUTF16(
[[view class] stringAsLink:base::SysUTF16ToNSString(
confirmInfobarDelegate_->GetLinkText())
tag:ConfirmInfoBarUITags::TITLE_LINK]);
base::string16 messageText = confirmInfobarDelegate_->GetMessageText();
base::ReplaceFirstSubstringAfterOffset(
&messageText, 0, confirmInfobarDelegate_->GetLinkText(), msgLink);
[view addLabel:base::SysUTF16ToNSString(messageText)
target:self
action:@selector(infobarLinkDidPress:)];
} else {
NSString* label =
base::SysUTF16ToNSString(confirmInfobarDelegate_->GetMessageText());
[view addLabel:label];
}
}
#pragma mark - Handling of User Events
- (void)infoBarButtonDidPress:(id)sender {
// This press might have occurred after the user has already pressed a button,
// in which case the view has been detached from the delegate and this press
// should be ignored.
if (!self.delegate) {
return;
}
if ([sender isKindOfClass:[UIButton class]]) {
NSUInteger tag = static_cast<UIButton*>(sender).tag;
if (tag == ConfirmInfoBarUITags::CLOSE)
self.delegate->InfoBarDidCancel();
else
self.delegate->InfoBarButtonDidPress(UITagToButton(tag));
}
}
// Title link was clicked.
- (void)infobarLinkDidPress:(NSNumber*)tag {
DCHECK([tag isKindOfClass:[NSNumber class]]);
if (!self.delegate) {
return;
}
if ([tag unsignedIntegerValue] == ConfirmInfoBarUITags::TITLE_LINK) {
confirmInfobarDelegate_->LinkClicked(NEW_FOREGROUND_TAB);
}
}
@end
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