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      1 // Copyright 2017 PDFium 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 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "xfa/fxfa/cxfa_ffpasswordedit.h"
      8 
      9 #include <utility>
     10 
     11 #include "xfa/fwl/cfwl_edit.h"
     12 #include "xfa/fwl/cfwl_notedriver.h"
     13 #include "xfa/fxfa/cxfa_ffdoc.h"
     14 #include "xfa/fxfa/parser/cxfa_node.h"
     15 
     16 CXFA_FFPasswordEdit::CXFA_FFPasswordEdit(CXFA_Node* pNode)
     17     : CXFA_FFTextEdit(pNode) {}
     18 
     19 CXFA_FFPasswordEdit::~CXFA_FFPasswordEdit() {}
     20 
     21 bool CXFA_FFPasswordEdit::LoadWidget() {
     22   auto pNewEdit = pdfium::MakeUnique<CFWL_Edit>(
     23       GetFWLApp(), pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr);
     24   CFWL_Edit* pWidget = pNewEdit.get();
     25   m_pNormalWidget = std::move(pNewEdit);
     26   m_pNormalWidget->SetLayoutItem(this);
     27 
     28   CFWL_NoteDriver* pNoteDriver =
     29       m_pNormalWidget->GetOwnerApp()->GetNoteDriver();
     30   pNoteDriver->RegisterEventTarget(m_pNormalWidget.get(),
     31                                    m_pNormalWidget.get());
     32   m_pOldDelegate = m_pNormalWidget->GetDelegate();
     33   m_pNormalWidget->SetDelegate(this);
     34   m_pNormalWidget->LockUpdate();
     35 
     36   pWidget->SetText(m_pNode->GetWidgetAcc()->GetValue(XFA_VALUEPICTURE_Display));
     37   UpdateWidgetProperty();
     38   m_pNormalWidget->UnlockUpdate();
     39   return CXFA_FFField::LoadWidget();
     40 }
     41 
     42 void CXFA_FFPasswordEdit::UpdateWidgetProperty() {
     43   CFWL_Edit* pWidget = static_cast<CFWL_Edit*>(m_pNormalWidget.get());
     44   if (!pWidget)
     45     return;
     46 
     47   uint32_t dwExtendedStyle = FWL_STYLEEXT_EDT_ShowScrollbarFocus |
     48                              FWL_STYLEEXT_EDT_OuterScrollbar |
     49                              FWL_STYLEEXT_EDT_Password;
     50   dwExtendedStyle |= UpdateUIProperty();
     51 
     52   WideString password = m_pNode->GetWidgetAcc()->GetPasswordChar();
     53   if (!password.IsEmpty())
     54     pWidget->SetAliasChar(password[0]);
     55   if (!m_pNode->GetWidgetAcc()->IsHorizontalScrollPolicyOff())
     56     dwExtendedStyle |= FWL_STYLEEXT_EDT_AutoHScroll;
     57   if (!m_pNode->IsOpenAccess() || !GetDoc()->GetXFADoc()->IsInteractive())
     58     dwExtendedStyle |= FWL_STYLEEXT_EDT_ReadOnly;
     59 
     60   dwExtendedStyle |= GetAlignment();
     61   m_pNormalWidget->ModifyStylesEx(dwExtendedStyle, 0xFFFFFFFF);
     62 }
     63