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_ffnumericedit.h"
8
9 #include <utility>
10
11 #include "xfa/fwl/cfwl_edit.h"
12 #include "xfa/fwl/cfwl_eventvalidate.h"
13 #include "xfa/fwl/cfwl_notedriver.h"
14 #include "xfa/fxfa/cxfa_ffdoc.h"
15 #include "xfa/fxfa/parser/cxfa_localevalue.h"
16 #include "xfa/fxfa/parser/cxfa_node.h"
17 #include "xfa/fxfa/parser/xfa_utils.h"
18
CXFA_FFNumericEdit(CXFA_Node * pNode)19 CXFA_FFNumericEdit::CXFA_FFNumericEdit(CXFA_Node* pNode)
20 : CXFA_FFTextEdit(pNode) {}
21
~CXFA_FFNumericEdit()22 CXFA_FFNumericEdit::~CXFA_FFNumericEdit() {}
23
LoadWidget()24 bool CXFA_FFNumericEdit::LoadWidget() {
25 auto pNewEdit = pdfium::MakeUnique<CFWL_Edit>(
26 GetFWLApp(), pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr);
27 CFWL_Edit* pWidget = pNewEdit.get();
28 m_pNormalWidget = std::move(pNewEdit);
29 m_pNormalWidget->SetLayoutItem(this);
30
31 CFWL_NoteDriver* pNoteDriver =
32 m_pNormalWidget->GetOwnerApp()->GetNoteDriver();
33 pNoteDriver->RegisterEventTarget(m_pNormalWidget.get(),
34 m_pNormalWidget.get());
35 m_pOldDelegate = m_pNormalWidget->GetDelegate();
36 m_pNormalWidget->SetDelegate(this);
37 m_pNormalWidget->LockUpdate();
38
39 pWidget->SetText(m_pNode->GetWidgetAcc()->GetValue(XFA_VALUEPICTURE_Display));
40 UpdateWidgetProperty();
41 m_pNormalWidget->UnlockUpdate();
42 return CXFA_FFField::LoadWidget();
43 }
44
UpdateWidgetProperty()45 void CXFA_FFNumericEdit::UpdateWidgetProperty() {
46 CFWL_Edit* pWidget = static_cast<CFWL_Edit*>(m_pNormalWidget.get());
47 if (!pWidget)
48 return;
49
50 uint32_t dwExtendedStyle =
51 FWL_STYLEEXT_EDT_ShowScrollbarFocus | FWL_STYLEEXT_EDT_OuterScrollbar |
52 FWL_STYLEEXT_EDT_Validate | FWL_STYLEEXT_EDT_Number;
53 dwExtendedStyle |= UpdateUIProperty();
54 if (!m_pNode->GetWidgetAcc()->IsHorizontalScrollPolicyOff())
55 dwExtendedStyle |= FWL_STYLEEXT_EDT_AutoHScroll;
56
57 Optional<int32_t> numCells = m_pNode->GetWidgetAcc()->GetNumberOfCells();
58 if (numCells && *numCells > 0) {
59 dwExtendedStyle |= FWL_STYLEEXT_EDT_CombText;
60 pWidget->SetLimit(*numCells);
61 }
62 dwExtendedStyle |= GetAlignment();
63 if (!m_pNode->IsOpenAccess() || !GetDoc()->GetXFADoc()->IsInteractive())
64 dwExtendedStyle |= FWL_STYLEEXT_EDT_ReadOnly;
65
66 m_pNormalWidget->ModifyStylesEx(dwExtendedStyle, 0xFFFFFFFF);
67 }
68
OnProcessEvent(CFWL_Event * pEvent)69 void CXFA_FFNumericEdit::OnProcessEvent(CFWL_Event* pEvent) {
70 if (pEvent->GetType() == CFWL_Event::Type::Validate) {
71 CFWL_EventValidate* event = static_cast<CFWL_EventValidate*>(pEvent);
72 event->bValidate = OnValidate(m_pNormalWidget.get(), event->wsInsert);
73 return;
74 }
75 CXFA_FFTextEdit::OnProcessEvent(pEvent);
76 }
77
OnValidate(CFWL_Widget * pWidget,WideString & wsText)78 bool CXFA_FFNumericEdit::OnValidate(CFWL_Widget* pWidget, WideString& wsText) {
79 WideString wsPattern =
80 m_pNode->GetWidgetAcc()->GetPictureContent(XFA_VALUEPICTURE_Edit);
81 if (!wsPattern.IsEmpty())
82 return true;
83
84 WideString wsFormat;
85 CXFA_LocaleValue widgetValue = XFA_GetLocaleValue(m_pNode.Get());
86 widgetValue.GetNumericFormat(wsFormat,
87 m_pNode->GetWidgetAcc()->GetLeadDigits(),
88 m_pNode->GetWidgetAcc()->GetFracDigits());
89 return widgetValue.ValidateNumericTemp(wsText, wsFormat,
90 m_pNode->GetLocale());
91 }
92