src/chrome/browser/ui/webui/constrained_web_dialog_delegate_base.cc

   1 // Copyright (c) 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 "chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h"
   6
   7 #include <string>
   8
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/renderer_preferences_util.h"
  11 #include "chrome/browser/ui/webui/chrome_web_contents_handler.h"
  12 #include "content/public/browser/render_view_host.h"
  13 #include "content/public/browser/web_contents.h"
  14 #include "ipc/ipc_message.h"
  15 #include "ui/web_dialogs/web_dialog_delegate.h"
  16 #include "ui/web_dialogs/web_dialog_ui.h"
  17
  18 using content::NativeWebKeyboardEvent;
  19 using content::WebContents;
  20 using ui::WebDialogDelegate;
  21 using ui::WebDialogWebContentsDelegate;
  22
  23 ConstrainedWebDialogDelegateBase::ConstrainedWebDialogDelegateBase(
  24     content::BrowserContext* browser_context,
  25     WebDialogDelegate* delegate,
  26     WebDialogWebContentsDelegate* tab_delegate)
  27     : WebDialogWebContentsDelegate(browser_context,
  28                                    new ChromeWebContentsHandler),
  29       web_dialog_delegate_(delegate),
  30       closed_via_webui_(false),
  31       release_contents_on_close_(false) {
  32   CHECK(delegate);
  33   web_contents_.reset(
  34       WebContents::Create(WebContents::CreateParams(browser_context)));
  35   if (tab_delegate) {
  36     override_tab_delegate_.reset(tab_delegate);
  37     web_contents_->SetDelegate(tab_delegate);
  38   } else {
  39     web_contents_->SetDelegate(this);
  40   }
  41   renderer_preferences_util::UpdateFromSystemSettings(
  42       web_contents_->GetMutableRendererPrefs(),
  43       Profile::FromBrowserContext(browser_context));
  44   web_contents_->GetRenderViewHost()->SyncRendererPrefs();
  45
  46   // Set |this| as a delegate so the ConstrainedWebDialogUI can retrieve it.
  47   ConstrainedWebDialogUI::SetConstrainedDelegate(web_contents_.get(), this);
  48
  49   web_contents_->GetController().LoadURL(delegate->GetDialogContentURL(),
  50                                          content::Referrer(),
  51                                          content::PAGE_TRANSITION_AUTO_TOPLEVEL,
  52                                          std::string());
  53 }
  54
  55 ConstrainedWebDialogDelegateBase::~ConstrainedWebDialogDelegateBase() {
  56   if (release_contents_on_close_)
  57     ignore_result(web_contents_.release());
  58 }
  59
  60 const WebDialogDelegate*
  61     ConstrainedWebDialogDelegateBase::GetWebDialogDelegate() const {
  62   return web_dialog_delegate_.get();
  63 }
  64
  65 WebDialogDelegate*
  66     ConstrainedWebDialogDelegateBase::GetWebDialogDelegate() {
  67   return web_dialog_delegate_.get();
  68 }
  69
  70 void ConstrainedWebDialogDelegateBase::OnDialogCloseFromWebUI() {
  71   closed_via_webui_ = true;
  72   CloseContents(web_contents_.get());
  73 }
  74
  75 bool ConstrainedWebDialogDelegateBase::closed_via_webui() const {
  76   return closed_via_webui_;
  77 }
  78
  79 void ConstrainedWebDialogDelegateBase::ReleaseWebContentsOnDialogClose() {
  80   release_contents_on_close_ = true;
  81 }
  82
  83 web_modal::NativeWebContentsModalDialog
  84     ConstrainedWebDialogDelegateBase::GetNativeDialog() {
  85   NOTREACHED();
  86   return NULL;
  87 }
  88
  89 WebContents* ConstrainedWebDialogDelegateBase::GetWebContents() {
  90   return web_contents_.get();
  91 }
  92
  93 void ConstrainedWebDialogDelegateBase::HandleKeyboardEvent(
  94     content::WebContents* source,
  95     const NativeWebKeyboardEvent& event) {
  96 }