1 // Copyright 2017 The PDFium Authors
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_ffdatetimeedit.h"
8
9 #include "core/fxcrt/cfx_datetime.h"
10 #include "third_party/base/check.h"
11 #include "xfa/fwl/cfwl_datetimepicker.h"
12 #include "xfa/fwl/cfwl_eventselectchanged.h"
13 #include "xfa/fwl/cfwl_notedriver.h"
14 #include "xfa/fwl/cfwl_widget.h"
15 #include "xfa/fxfa/cxfa_eventparam.h"
16 #include "xfa/fxfa/cxfa_ffdoc.h"
17 #include "xfa/fxfa/cxfa_ffdocview.h"
18 #include "xfa/fxfa/parser/cxfa_localevalue.h"
19 #include "xfa/fxfa/parser/cxfa_para.h"
20 #include "xfa/fxfa/parser/cxfa_value.h"
21 #include "xfa/fxfa/parser/xfa_utils.h"
22
CXFA_FFDateTimeEdit(CXFA_Node * pNode)23 CXFA_FFDateTimeEdit::CXFA_FFDateTimeEdit(CXFA_Node* pNode)
24 : CXFA_FFTextEdit(pNode) {}
25
26 CXFA_FFDateTimeEdit::~CXFA_FFDateTimeEdit() = default;
27
GetPickerWidget()28 CFWL_DateTimePicker* CXFA_FFDateTimeEdit::GetPickerWidget() {
29 return static_cast<CFWL_DateTimePicker*>(GetNormalWidget());
30 }
31
GetBBox(FocusOption focus)32 CFX_RectF CXFA_FFDateTimeEdit::GetBBox(FocusOption focus) {
33 if (focus == kDrawFocus)
34 return CFX_RectF();
35 return CXFA_FFWidget::GetBBox(kDoNotDrawFocus);
36 }
37
PtInActiveRect(const CFX_PointF & point)38 bool CXFA_FFDateTimeEdit::PtInActiveRect(const CFX_PointF& point) {
39 CFWL_DateTimePicker* pPicker = GetPickerWidget();
40 return pPicker && pPicker->GetBBox().Contains(point);
41 }
42
LoadWidget()43 bool CXFA_FFDateTimeEdit::LoadWidget() {
44 DCHECK(!IsLoaded());
45
46 CFWL_DateTimePicker* pWidget =
47 cppgc::MakeGarbageCollected<CFWL_DateTimePicker>(
48 GetFWLApp()->GetHeap()->GetAllocationHandle(), GetFWLApp());
49 SetNormalWidget(pWidget);
50 pWidget->SetAdapterIface(this);
51
52 CFWL_NoteDriver* pNoteDriver = pWidget->GetFWLApp()->GetNoteDriver();
53 pNoteDriver->RegisterEventTarget(pWidget, pWidget);
54 m_pOldDelegate = pWidget->GetDelegate();
55 pWidget->SetDelegate(this);
56
57 {
58 CFWL_Widget::ScopedUpdateLock update_lock(pWidget);
59 WideString wsText = m_pNode->GetValue(XFA_ValuePicture::kDisplay);
60 pWidget->SetEditText(wsText);
61
62 CXFA_Value* value = m_pNode->GetFormValueIfExists();
63 if (value) {
64 switch (value->GetChildValueClassID()) {
65 case XFA_Element::Date: {
66 if (!wsText.IsEmpty()) {
67 CXFA_LocaleValue lcValue = XFA_GetLocaleValue(m_pNode.Get());
68 CFX_DateTime date = lcValue.GetDate();
69 if (date.IsSet())
70 pWidget->SetCurSel(date.GetYear(), date.GetMonth(),
71 date.GetDay());
72 }
73 } break;
74 default:
75 break;
76 }
77 }
78 UpdateWidgetProperty();
79 }
80
81 return CXFA_FFField::LoadWidget();
82 }
83
UpdateWidgetProperty()84 void CXFA_FFDateTimeEdit::UpdateWidgetProperty() {
85 CFWL_DateTimePicker* pPicker = GetPickerWidget();
86 if (!pPicker)
87 return;
88
89 uint32_t dwExtendedStyle = FWL_STYLEEXT_DTP_ShortDateFormat;
90 dwExtendedStyle |= UpdateUIProperty();
91 dwExtendedStyle |= GetAlignment();
92 GetNormalWidget()->ModifyStyleExts(dwExtendedStyle, 0xFFFFFFFF);
93
94 uint32_t dwEditStyles = 0;
95 absl::optional<int32_t> numCells = m_pNode->GetNumberOfCells();
96 if (numCells.has_value() && numCells.value() > 0) {
97 dwEditStyles |= FWL_STYLEEXT_EDT_CombText;
98 pPicker->SetEditLimit(numCells.value());
99 }
100 if (!m_pNode->IsOpenAccess() || !GetDoc()->GetXFADoc()->IsInteractive())
101 dwEditStyles |= FWL_STYLEEXT_EDT_ReadOnly;
102 if (!m_pNode->IsHorizontalScrollPolicyOff())
103 dwEditStyles |= FWL_STYLEEXT_EDT_AutoHScroll;
104
105 pPicker->ModifyEditStyleExts(dwEditStyles, 0xFFFFFFFF);
106 }
107
GetAlignment()108 uint32_t CXFA_FFDateTimeEdit::GetAlignment() {
109 CXFA_Para* para = m_pNode->GetParaIfExists();
110 if (!para)
111 return 0;
112
113 uint32_t dwExtendedStyle = 0;
114 switch (para->GetHorizontalAlign()) {
115 case XFA_AttributeValue::Center:
116 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditHCenter;
117 break;
118 case XFA_AttributeValue::Justify:
119 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditJustified;
120 break;
121 case XFA_AttributeValue::JustifyAll:
122 case XFA_AttributeValue::Radix:
123 break;
124 case XFA_AttributeValue::Right:
125 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditHFar;
126 break;
127 default:
128 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditHNear;
129 break;
130 }
131
132 switch (para->GetVerticalAlign()) {
133 case XFA_AttributeValue::Middle:
134 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditVCenter;
135 break;
136 case XFA_AttributeValue::Bottom:
137 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditVFar;
138 break;
139 default:
140 dwExtendedStyle |= FWL_STYLEEXT_DTP_EditVNear;
141 break;
142 }
143 return dwExtendedStyle;
144 }
145
CommitData()146 bool CXFA_FFDateTimeEdit::CommitData() {
147 CFWL_DateTimePicker* pPicker = GetPickerWidget();
148 if (!m_pNode->SetValue(XFA_ValuePicture::kEdit, pPicker->GetEditText()))
149 return false;
150
151 GetDoc()->GetDocView()->UpdateUIDisplay(m_pNode.Get(), this);
152 return true;
153 }
154
UpdateFWLData()155 bool CXFA_FFDateTimeEdit::UpdateFWLData() {
156 if (!GetNormalWidget())
157 return false;
158
159 XFA_ValuePicture eType = XFA_ValuePicture::kDisplay;
160 if (IsFocused())
161 eType = XFA_ValuePicture::kEdit;
162
163 WideString wsText = m_pNode->GetValue(eType);
164 CFWL_DateTimePicker* pPicker = GetPickerWidget();
165 pPicker->SetEditText(wsText);
166 if (IsFocused() && !wsText.IsEmpty()) {
167 CXFA_LocaleValue lcValue = XFA_GetLocaleValue(m_pNode.Get());
168 CFX_DateTime date = lcValue.GetDate();
169 if (lcValue.IsValid()) {
170 if (date.IsSet())
171 pPicker->SetCurSel(date.GetYear(), date.GetMonth(), date.GetDay());
172 }
173 }
174 GetNormalWidget()->Update();
175 return true;
176 }
177
IsDataChanged()178 bool CXFA_FFDateTimeEdit::IsDataChanged() {
179 if (GetLayoutItem()->TestStatusBits(XFA_WidgetStatus::kTextEditValueChanged))
180 return true;
181
182 WideString wsText = GetPickerWidget()->GetEditText();
183 return m_pNode->GetValue(XFA_ValuePicture::kEdit) != wsText;
184 }
185
OnSelectChanged(CFWL_Widget * pWidget,int32_t iYear,int32_t iMonth,int32_t iDay)186 void CXFA_FFDateTimeEdit::OnSelectChanged(CFWL_Widget* pWidget,
187 int32_t iYear,
188 int32_t iMonth,
189 int32_t iDay) {
190 WideString wsPicture = m_pNode->GetPictureContent(XFA_ValuePicture::kEdit);
191 CXFA_LocaleValue date(CXFA_LocaleValue::ValueType::kDate,
192 GetDoc()->GetXFADoc()->GetLocaleMgr());
193 date.SetDate(CFX_DateTime(iYear, iMonth, iDay, 0, 0, 0, 0));
194
195 WideString wsDate;
196 date.FormatPatterns(wsDate, wsPicture, m_pNode->GetLocale(),
197 XFA_ValuePicture::kEdit);
198
199 CFWL_DateTimePicker* pPicker = GetPickerWidget();
200 pPicker->SetEditText(wsDate);
201 pPicker->Update();
202 GetDoc()->SetFocusWidget(nullptr);
203
204 CXFA_EventParam eParam;
205 eParam.m_eType = XFA_EVENT_Change;
206 eParam.m_wsPrevText = m_pNode->GetValue(XFA_ValuePicture::kRaw);
207 m_pNode->ProcessEvent(GetDocView(), XFA_AttributeValue::Change, &eParam);
208 }
209
OnProcessEvent(CFWL_Event * pEvent)210 void CXFA_FFDateTimeEdit::OnProcessEvent(CFWL_Event* pEvent) {
211 if (pEvent->GetType() == CFWL_Event::Type::SelectChanged) {
212 auto* event = static_cast<CFWL_EventSelectChanged*>(pEvent);
213 OnSelectChanged(GetNormalWidget(), event->GetYear(), event->GetMonth(),
214 event->GetDay());
215 return;
216 }
217 CXFA_FFTextEdit::OnProcessEvent(pEvent);
218 }
219
CanUndo()220 bool CXFA_FFDateTimeEdit::CanUndo() {
221 return GetPickerWidget()->CanUndo();
222 }
223
CanRedo()224 bool CXFA_FFDateTimeEdit::CanRedo() {
225 return GetPickerWidget()->CanRedo();
226 }
227
CanCopy()228 bool CXFA_FFDateTimeEdit::CanCopy() {
229 return GetPickerWidget()->HasSelection();
230 }
231
CanCut()232 bool CXFA_FFDateTimeEdit::CanCut() {
233 if (GetPickerWidget()->GetStyleExts() & FWL_STYLEEXT_EDT_ReadOnly)
234 return false;
235 return GetPickerWidget()->HasSelection();
236 }
237
CanPaste()238 bool CXFA_FFDateTimeEdit::CanPaste() {
239 return !(GetPickerWidget()->GetStyleExts() & FWL_STYLEEXT_EDT_ReadOnly);
240 }
241
CanSelectAll()242 bool CXFA_FFDateTimeEdit::CanSelectAll() {
243 return GetPickerWidget()->GetEditTextLength() > 0;
244 }
245
Copy()246 absl::optional<WideString> CXFA_FFDateTimeEdit::Copy() {
247 return GetPickerWidget()->Copy();
248 }
249
Undo()250 bool CXFA_FFDateTimeEdit::Undo() {
251 return GetPickerWidget()->Undo();
252 }
253
Redo()254 bool CXFA_FFDateTimeEdit::Redo() {
255 return GetPickerWidget()->Redo();
256 }
257
Cut()258 absl::optional<WideString> CXFA_FFDateTimeEdit::Cut() {
259 return GetPickerWidget()->Cut();
260 }
261
Paste(const WideString & wsPaste)262 bool CXFA_FFDateTimeEdit::Paste(const WideString& wsPaste) {
263 return GetPickerWidget()->Paste(wsPaste);
264 }
265
SelectAll()266 void CXFA_FFDateTimeEdit::SelectAll() {
267 GetPickerWidget()->SelectAll();
268 }
269
Delete()270 void CXFA_FFDateTimeEdit::Delete() {
271 GetPickerWidget()->ClearText();
272 }
273
DeSelect()274 void CXFA_FFDateTimeEdit::DeSelect() {
275 GetPickerWidget()->ClearSelection();
276 }
277
GetText()278 WideString CXFA_FFDateTimeEdit::GetText() {
279 return GetPickerWidget()->GetEditText();
280 }
281