chrome/browser/ui/views/pdf_password_dialog.cc

   1 // Copyright 2013 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/views/constrained_window_views.h"
   6 #include "chrome/grit/generated_resources.h"
   7 #include "components/pdf/browser/pdf_web_contents_helper_client.h"
   8 #include "content/public/browser/web_contents.h"
   9 #include "ui/base/l10n/l10n_util.h"
  10 #include "ui/views/controls/message_box_view.h"
  11 #include "ui/views/controls/textfield/textfield.h"
  12 #include "ui/views/layout/layout_constants.h"
  13 #include "ui/views/widget/widget.h"
  14 #include "ui/views/window/dialog_delegate.h"
  15
  16 namespace {
  17
  18 // Runs a tab-modal dialog that asks the user for a password.
  19 class PDFPasswordDialogViews : public views::DialogDelegate {
  20  public:
  21   PDFPasswordDialogViews(content::WebContents* web_contents,
  22                          const base::string16& prompt,
  23                          const pdf::PasswordDialogClosedCallback& callback);
  24   virtual ~PDFPasswordDialogViews();
  25
  26   // views::DialogDelegate:
  27   virtual base::string16 GetWindowTitle() const override;
  28   virtual base::string16 GetDialogButtonLabel(
  29       ui::DialogButton button) const override;
  30   virtual bool Cancel() override;
  31   virtual bool Accept() override;
  32
  33   // views::WidgetDelegate:
  34   virtual views::View* GetInitiallyFocusedView() override;
  35   virtual views::View* GetContentsView() override;
  36   virtual views::Widget* GetWidget() override;
  37   virtual const views::Widget* GetWidget() const override;
  38   virtual void DeleteDelegate() override;
  39   virtual ui::ModalType GetModalType() const override;
  40
  41  private:
  42   // The message box view whose commands we handle.
  43   views::MessageBoxView* message_box_view_;
  44
  45   pdf::PasswordDialogClosedCallback callback_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(PDFPasswordDialogViews);
  48 };
  49
  50 PDFPasswordDialogViews::PDFPasswordDialogViews(
  51     content::WebContents* web_contents,
  52     const base::string16& prompt,
  53     const pdf::PasswordDialogClosedCallback& callback)
  54     : message_box_view_(NULL), callback_(callback) {
  55   views::MessageBoxView::InitParams init_params(prompt);
  56   init_params.options = views::MessageBoxView::HAS_PROMPT_FIELD;
  57   init_params.inter_row_vertical_spacing =
  58       views::kUnrelatedControlVerticalSpacing;
  59   message_box_view_ = new views::MessageBoxView(init_params);
  60   message_box_view_->text_box()->SetTextInputType(ui::TEXT_INPUT_TYPE_PASSWORD);
  61   ShowWebModalDialogViews(this, web_contents);
  62 }
  63
  64 PDFPasswordDialogViews::~PDFPasswordDialogViews() {
  65   if (!callback_.is_null()) {
  66     // This dialog was torn down without either OK or cancel being clicked; be
  67     // considerate and at least do the callback.
  68     callback_.Run(false, base::string16());
  69   }
  70 }
  71
  72 //////////////////////////////////////////////////////////////////////////////
  73 // PDFPasswordDialogViews, views::DialogDelegate implementation:
  74
  75 base::string16 PDFPasswordDialogViews::GetWindowTitle() const {
  76   return l10n_util::GetStringUTF16(IDS_PDF_PASSWORD_DIALOG_TITLE);
  77 }
  78
  79 base::string16 PDFPasswordDialogViews::GetDialogButtonLabel(
  80     ui::DialogButton button) const {
  81   if (button == ui::DIALOG_BUTTON_OK)
  82     return l10n_util::GetStringUTF16(IDS_OK);
  83   if (button == ui::DIALOG_BUTTON_CANCEL)
  84     return l10n_util::GetStringUTF16(IDS_CANCEL);
  85   return base::string16();
  86 }
  87
  88 bool PDFPasswordDialogViews::Cancel() {
  89   callback_.Run(false, base::string16());
  90   callback_.Reset();
  91   return true;
  92 }
  93
  94 bool PDFPasswordDialogViews::Accept() {
  95   callback_.Run(true, message_box_view_->text_box()->text());
  96   callback_.Reset();
  97   return true;
  98 }
  99
 100 ///////////////////////////////////////////////////////////////////////////////
 101 // PDFPasswordDialogViews, views::WidgetDelegate implementation:
 102
 103 views::View* PDFPasswordDialogViews::GetInitiallyFocusedView() {
 104   return message_box_view_->text_box();
 105 }
 106
 107 views::View* PDFPasswordDialogViews::GetContentsView() {
 108   return message_box_view_;
 109 }
 110
 111 views::Widget* PDFPasswordDialogViews::GetWidget() {
 112   return message_box_view_->GetWidget();
 113 }
 114
 115 const views::Widget* PDFPasswordDialogViews::GetWidget() const {
 116   return message_box_view_->GetWidget();
 117 }
 118
 119 void PDFPasswordDialogViews::DeleteDelegate() {
 120   delete this;
 121 }
 122
 123 ui::ModalType PDFPasswordDialogViews::GetModalType() const {
 124   return ui::MODAL_TYPE_CHILD;
 125 }
 126
 127 }  // namespace
 128
 129 void ShowPDFPasswordDialog(content::WebContents* web_contents,
 130                            const base::string16& prompt,
 131                            const pdf::PasswordDialogClosedCallback& callback) {
 132   new PDFPasswordDialogViews(web_contents, prompt, callback);
 133 }