ios/chrome/browser/infobars/infobar_container_ios.mm

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ios/chrome/browser/infobars/infobar_container_ios.h"
   6
   7 #import <UIKit/UIKit.h>
   8
   9 #include "base/logging.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "ios/chrome/browser/infobars/infobar.h"
  12 #include "ios/chrome/browser/infobars/infobar_container_view.h"
  13 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
  14
  15 InfoBarContainerIOS::InfoBarContainerIOS(
  16     infobars::InfoBarContainer::Delegate* delegate)
  17     : InfoBarContainer(delegate), delegate_(delegate) {
  18   DCHECK(delegate);
  19   container_view_.reset([[InfoBarContainerView alloc] init]);
  20   [container_view_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth |
  21                                        UIViewAutoresizingFlexibleTopMargin];
  22 }
  23
  24 InfoBarContainerIOS::~InfoBarContainerIOS() {
  25   delegate_ = nullptr;
  26   RemoveAllInfoBarsForDestruction();
  27 }
  28
  29 InfoBarContainerView* InfoBarContainerIOS::view() {
  30   return container_view_;
  31 }
  32
  33 void InfoBarContainerIOS::PlatformSpecificAddInfoBar(infobars::InfoBar* infobar,
  34                                                      size_t position) {
  35   InfoBarIOS* infobar_ios = static_cast<InfoBarIOS*>(infobar);
  36   [container_view_ addInfoBar:infobar_ios position:position];
  37 }
  38
  39 void InfoBarContainerIOS::PlatformSpecificRemoveInfoBar(
  40     infobars::InfoBar* infobar) {
  41   InfoBarIOS* infobar_ios = static_cast<InfoBarIOS*>(infobar);
  42   infobar_ios->RemoveView();
  43   // If total_height() is 0, then the infobar was removed after an animation. In
  44   // this case, signal the delegate that the state changed.
  45   // Otherwise, the infobar is being replaced by another one. Do not call the
  46   // delegate in this case, as the delegate will be updated when the new infobar
  47   // is added.
  48   if (infobar->total_height() == 0 && delegate_)
  49     delegate_->InfoBarContainerStateChanged(false);
  50
  51   // TODO(rohitrao, jif): [Merge 239355] Upstream InfoBarContainer deletes the
  52   // infobar. Avoid deleting it here.
  53   // crbug.com/327290
  54   // base::MessageLoop::current()->DeleteSoon(FROM_HERE, infobar_ios);
  55 }
  56
  57 void InfoBarContainerIOS::PlatformSpecificInfoBarStateChanged(
  58     bool is_animating) {
  59   [container_view_ setUserInteractionEnabled:!is_animating];
  60   [container_view_ setNeedsLayout];
  61 }
  62
  63 void InfoBarContainerIOS::SuspendInfobars() {
  64   ios::GetChromeBrowserProvider()->SetUIViewAlphaWithAnimation(container_view_,
  65                                                                0);
  66 }
  67
  68 void InfoBarContainerIOS::RestoreInfobars() {
  69   ios::GetChromeBrowserProvider()->SetUIViewAlphaWithAnimation(container_view_,
  70                                                                1);
  71 }