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