external_protocol_dialog.cc revision 7dbb3d5cf0c15f500944d211057644d6a2f37371 
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 "content/public/browser/web_contents.h"
13#include "content/public/browser/web_contents_view.h"
14#include "grit/chromium_strings.h"
15#include "grit/generated_resources.h"
16#include "ui/base/l10n/l10n_util.h"
17#include "ui/base/text/text_elider.h"
18#include "ui/views/controls/message_box_view.h"
19#include "ui/views/widget/widget.h"
20#include "url/gurl.h"
21
22using content::WebContents;
23
24namespace {
25
26const int kMessageWidth = 400;
27
28}  // namespace
29
30///////////////////////////////////////////////////////////////////////////////
31// ExternalProtocolHandler
32
33// static
34void ExternalProtocolHandler::RunExternalProtocolDialog(
35    const GURL& url, int render_process_host_id, int routing_id) {
36  WebContents* web_contents = tab_util::GetWebContentsByID(
37      render_process_host_id, routing_id);
38  DCHECK(web_contents);
39  new ExternalProtocolDialog(web_contents, url);
40}
41
42///////////////////////////////////////////////////////////////////////////////
43// ExternalProtocolDialog
44
45ExternalProtocolDialog::~ExternalProtocolDialog() {
46}
47
48//////////////////////////////////////////////////////////////////////////////
49// ExternalProtocolDialog, views::DialogDelegate implementation:
50
51int ExternalProtocolDialog::GetDialogButtons() const {
52  return ui::DIALOG_BUTTON_OK;
53}
54
55string16 ExternalProtocolDialog::GetDialogButtonLabel(
56    ui::DialogButton button) const {
57  return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_OK_BUTTON_TEXT);
58}
59
60string16 ExternalProtocolDialog::GetWindowTitle() const {
61  return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_TITLE);
62}
63
64void ExternalProtocolDialog::DeleteDelegate() {
65  delete this;
66}
67
68bool ExternalProtocolDialog::Accept() {
69  if (message_box_view_->IsCheckBoxSelected()) {
70    ExternalProtocolHandler::SetBlockState(
71        scheme_, ExternalProtocolHandler::DONT_BLOCK);
72  }
73  // Returning true closes the dialog.
74  return true;
75}
76
77views::View* ExternalProtocolDialog::GetContentsView() {
78  return message_box_view_;
79}
80
81const views::Widget* ExternalProtocolDialog::GetWidget() const {
82  return message_box_view_->GetWidget();
83}
84
85views::Widget* ExternalProtocolDialog::GetWidget() {
86  return message_box_view_->GetWidget();
87}
88
89///////////////////////////////////////////////////////////////////////////////
90// ExternalProtocolDialog, private:
91
92ExternalProtocolDialog::ExternalProtocolDialog(WebContents* web_contents,
93                                               const GURL& url)
94    : creation_time_(base::TimeTicks::Now()),
95      scheme_(url.scheme()) {
96  const int kMaxUrlWithoutSchemeSize = 256;
97  string16 elided_url_without_scheme;
98  ui::ElideString(ASCIIToUTF16(url.possibly_invalid_spec()),
99      kMaxUrlWithoutSchemeSize, &elided_url_without_scheme);
100
101  views::MessageBoxView::InitParams params(
102      l10n_util::GetStringFUTF16(IDS_EXTERNAL_PROTOCOL_INFORMATION,
103      ASCIIToUTF16(url.scheme() + ":"),
104      elided_url_without_scheme) + ASCIIToUTF16("\n\n"));
105  params.message_width = kMessageWidth;
106  message_box_view_ = new views::MessageBoxView(params);
107  message_box_view_->SetCheckBoxLabel(
108      l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_CHECKBOX_TEXT));
109
110  gfx::NativeWindow parent_window;
111  if (web_contents) {
112    parent_window = web_contents->GetView()->GetTopLevelNativeWindow();
113  } else {
114    // Dialog is top level if we don't have a web_contents associated with us.
115    parent_window = NULL;
116  }
117  views::DialogDelegate::CreateDialogWidget(this, NULL, parent_window)->Show();
118}
119