chrome/browser/chromeos/external_protocol_dialog.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/chromeos/external_protocol_dialog.h"
   6
   7 #include "base/metrics/histogram.h"
   8 #include "base/strings/string_util.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "chrome/browser/external_protocol/external_protocol_handler.h"
  11 #include "chrome/browser/tab_contents/tab_util.h"
  12 #include "chrome/grit/chromium_strings.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "content/public/browser/web_contents.h"
  15 #include "ui/base/l10n/l10n_util.h"
  16 #include "ui/gfx/text_elider.h"
  17 #include "ui/views/controls/message_box_view.h"
  18 #include "ui/views/widget/widget.h"
  19 #include "url/gurl.h"
  20
  21 using content::WebContents;
  22
  23 namespace {
  24
  25 const int kMessageWidth = 400;
  26
  27 }  // namespace
  28
  29 ///////////////////////////////////////////////////////////////////////////////
  30 // ExternalProtocolHandler
  31
  32 // static
  33 void ExternalProtocolHandler::RunExternalProtocolDialog(
  34     const GURL& url,
  35     int render_process_host_id,
  36     int routing_id,
  37     ui::PageTransition page_transition,
  38     bool has_user_gesture) {
  39   WebContents* web_contents = tab_util::GetWebContentsByID(
  40       render_process_host_id, routing_id);
  41   new ExternalProtocolDialog(web_contents, url);
  42 }
  43
  44 ///////////////////////////////////////////////////////////////////////////////
  45 // ExternalProtocolDialog
  46
  47 ExternalProtocolDialog::~ExternalProtocolDialog() {
  48 }
  49
  50 //////////////////////////////////////////////////////////////////////////////
  51 // ExternalProtocolDialog, views::DialogDelegate implementation:
  52
  53 int ExternalProtocolDialog::GetDialogButtons() const {
  54   return ui::DIALOG_BUTTON_OK;
  55 }
  56
  57 base::string16 ExternalProtocolDialog::GetDialogButtonLabel(
  58     ui::DialogButton button) const {
  59   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_OK_BUTTON_TEXT);
  60 }
  61
  62 base::string16 ExternalProtocolDialog::GetWindowTitle() const {
  63   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_TITLE);
  64 }
  65
  66 void ExternalProtocolDialog::DeleteDelegate() {
  67   delete this;
  68 }
  69
  70 bool ExternalProtocolDialog::Accept() {
  71   if (message_box_view_->IsCheckBoxSelected()) {
  72     ExternalProtocolHandler::SetBlockState(
  73         scheme_, ExternalProtocolHandler::DONT_BLOCK);
  74   }
  75   // Returning true closes the dialog.
  76   return true;
  77 }
  78
  79 views::View* ExternalProtocolDialog::GetContentsView() {
  80   return message_box_view_;
  81 }
  82
  83 const views::Widget* ExternalProtocolDialog::GetWidget() const {
  84   return message_box_view_->GetWidget();
  85 }
  86
  87 views::Widget* ExternalProtocolDialog::GetWidget() {
  88   return message_box_view_->GetWidget();
  89 }
  90
  91 ///////////////////////////////////////////////////////////////////////////////
  92 // ExternalProtocolDialog, private:
  93
  94 ExternalProtocolDialog::ExternalProtocolDialog(WebContents* web_contents,
  95                                                const GURL& url)
  96     : creation_time_(base::TimeTicks::Now()),
  97       scheme_(url.scheme()) {
  98   const int kMaxUrlWithoutSchemeSize = 256;
  99   base::string16 elided_url_without_scheme;
 100   gfx::ElideString(base::ASCIIToUTF16(url.possibly_invalid_spec()),
 101       kMaxUrlWithoutSchemeSize, &elided_url_without_scheme);
 102
 103   views::MessageBoxView::InitParams params(
 104       l10n_util::GetStringFUTF16(IDS_EXTERNAL_PROTOCOL_INFORMATION,
 105       base::ASCIIToUTF16(url.scheme() + ":"),
 106       elided_url_without_scheme) + base::ASCIIToUTF16("\n\n"));
 107   params.message_width = kMessageWidth;
 108   message_box_view_ = new views::MessageBoxView(params);
 109   message_box_view_->SetCheckBoxLabel(
 110       l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_CHECKBOX_TEXT));
 111
 112   gfx::NativeWindow parent_window;
 113   if (web_contents) {
 114     parent_window = web_contents->GetTopLevelNativeWindow();
 115   } else {
 116     // Dialog is top level if we don't have a web_contents associated with us.
 117     parent_window = NULL;
 118   }
 119   views::DialogDelegate::CreateDialogWidget(this, NULL, parent_window)->Show();
 120 }