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| 1 // Copyright 2014 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 "fpdfsdk/include/formfiller/FFL_TextField.h" | |
| 8 | |
| 9 #include "fpdfsdk/include/formfiller/FFL_CBA_Fontmap.h" | |
| 10 #include "fpdfsdk/include/fsdk_common.h" | |
| 11 #include "fpdfsdk/include/fsdk_mgr.h" | |
| 12 | |
| 13 CFFL_TextField::CFFL_TextField(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot) | |
| 14 : CFFL_FormFiller(pApp, pAnnot), m_pFontMap(NULL) { | |
| 15 m_State.nStart = m_State.nEnd = 0; | |
| 16 } | |
| 17 | |
| 18 CFFL_TextField::~CFFL_TextField() { | |
| 19 for (const auto& it : m_Maps) | |
| 20 it.second->InvalidateFocusHandler(this); | |
| 21 delete m_pFontMap; | |
| 22 } | |
| 23 | |
| 24 PWL_CREATEPARAM CFFL_TextField::GetCreateParam() { | |
| 25 PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam(); | |
| 26 | |
| 27 int nFlags = m_pWidget->GetFieldFlags(); | |
| 28 | |
| 29 if (nFlags & FIELDFLAG_PASSWORD) { | |
| 30 cp.dwFlags |= PES_PASSWORD; | |
| 31 } | |
| 32 | |
| 33 if (!(nFlags & FIELDFLAG_DONOTSPELLCHECK)) { | |
| 34 } | |
| 35 | |
| 36 if (nFlags & FIELDFLAG_MULTILINE) { | |
| 37 cp.dwFlags |= PES_MULTILINE | PES_AUTORETURN | PES_TOP; | |
| 38 | |
| 39 if (!(nFlags & FIELDFLAG_DONOTSCROLL)) { | |
| 40 cp.dwFlags |= PWS_VSCROLL | PES_AUTOSCROLL; | |
| 41 } | |
| 42 } else { | |
| 43 cp.dwFlags |= PES_CENTER; | |
| 44 | |
| 45 if (!(nFlags & FIELDFLAG_DONOTSCROLL)) { | |
| 46 cp.dwFlags |= PES_AUTOSCROLL; | |
| 47 } | |
| 48 } | |
| 49 | |
| 50 if (nFlags & FIELDFLAG_COMB) { | |
| 51 cp.dwFlags |= PES_CHARARRAY; | |
| 52 } | |
| 53 | |
| 54 if (nFlags & FIELDFLAG_RICHTEXT) { | |
| 55 cp.dwFlags |= PES_RICH; | |
| 56 } | |
| 57 | |
| 58 cp.dwFlags |= PES_UNDO; | |
| 59 | |
| 60 switch (m_pWidget->GetAlignment()) { | |
| 61 default: | |
| 62 case BF_ALIGN_LEFT: | |
| 63 cp.dwFlags |= PES_LEFT; | |
| 64 break; | |
| 65 case BF_ALIGN_MIDDLE: | |
| 66 cp.dwFlags |= PES_MIDDLE; | |
| 67 break; | |
| 68 case BF_ALIGN_RIGHT: | |
| 69 cp.dwFlags |= PES_RIGHT; | |
| 70 break; | |
| 71 } | |
| 72 | |
| 73 if (!m_pFontMap) | |
| 74 m_pFontMap = new CBA_FontMap(m_pWidget, m_pApp->GetSysHandler()); | |
| 75 cp.pFontMap = m_pFontMap; | |
| 76 cp.pFocusHandler = this; | |
| 77 | |
| 78 return cp; | |
| 79 } | |
| 80 | |
| 81 CPWL_Wnd* CFFL_TextField::NewPDFWindow(const PWL_CREATEPARAM& cp, | |
| 82 CPDFSDK_PageView* pPageView) { | |
| 83 CPWL_Edit* pWnd = new CPWL_Edit(); | |
| 84 pWnd->AttachFFLData(this); | |
| 85 pWnd->Create(cp); | |
| 86 | |
| 87 CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller(); | |
| 88 pWnd->SetFillerNotify(pIFormFiller); | |
| 89 | |
| 90 int32_t nMaxLen = m_pWidget->GetMaxLen(); | |
| 91 CFX_WideString swValue = m_pWidget->GetValue(); | |
| 92 | |
| 93 if (nMaxLen > 0) { | |
| 94 if (pWnd->HasFlag(PES_CHARARRAY)) { | |
| 95 pWnd->SetCharArray(nMaxLen); | |
| 96 pWnd->SetAlignFormatV(PEAV_CENTER); | |
| 97 } else { | |
| 98 pWnd->SetLimitChar(nMaxLen); | |
| 99 } | |
| 100 } | |
| 101 | |
| 102 pWnd->SetText(swValue.c_str()); | |
| 103 return pWnd; | |
| 104 } | |
| 105 | |
| 106 FX_BOOL CFFL_TextField::OnChar(CPDFSDK_Annot* pAnnot, | |
| 107 FX_UINT nChar, | |
| 108 FX_UINT nFlags) { | |
| 109 switch (nChar) { | |
| 110 case FWL_VKEY_Return: | |
| 111 if (!(m_pWidget->GetFieldFlags() & FIELDFLAG_MULTILINE)) { | |
| 112 CPDFSDK_PageView* pPageView = GetCurPageView(); | |
| 113 ASSERT(pPageView); | |
| 114 m_bValid = !m_bValid; | |
| 115 CFX_FloatRect rcAnnot = pAnnot->GetRect(); | |
| 116 m_pApp->FFI_Invalidate(pAnnot->GetUnderlyingPage(), rcAnnot.left, | |
| 117 rcAnnot.top, rcAnnot.right, rcAnnot.bottom); | |
| 118 | |
| 119 if (m_bValid) { | |
| 120 if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, TRUE)) | |
| 121 pWnd->SetFocus(); | |
| 122 } else { | |
| 123 if (CommitData(pPageView, nFlags)) { | |
| 124 DestroyPDFWindow(pPageView); | |
| 125 return TRUE; | |
| 126 } | |
| 127 return FALSE; | |
| 128 } | |
| 129 } | |
| 130 break; | |
| 131 case FWL_VKEY_Escape: { | |
| 132 CPDFSDK_PageView* pPageView = GetCurPageView(); | |
| 133 ASSERT(pPageView); | |
| 134 EscapeFiller(pPageView, TRUE); | |
| 135 return TRUE; | |
| 136 } | |
| 137 } | |
| 138 | |
| 139 return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags); | |
| 140 } | |
| 141 | |
| 142 FX_BOOL CFFL_TextField::IsDataChanged(CPDFSDK_PageView* pPageView) { | |
| 143 if (CPWL_Edit* pEdit = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) | |
| 144 return pEdit->GetText() != m_pWidget->GetValue(); | |
| 145 | |
| 146 return FALSE; | |
| 147 } | |
| 148 | |
| 149 void CFFL_TextField::SaveData(CPDFSDK_PageView* pPageView) { | |
| 150 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 151 CFX_WideString sOldValue = m_pWidget->GetValue(); | |
| 152 CFX_WideString sNewValue = pWnd->GetText(); | |
| 153 | |
| 154 m_pWidget->SetValue(sNewValue, FALSE); | |
| 155 m_pWidget->ResetFieldAppearance(TRUE); | |
| 156 m_pWidget->UpdateField(); | |
| 157 SetChangeMark(); | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 void CFFL_TextField::GetActionData(CPDFSDK_PageView* pPageView, | |
| 162 CPDF_AAction::AActionType type, | |
| 163 PDFSDK_FieldAction& fa) { | |
| 164 switch (type) { | |
| 165 case CPDF_AAction::KeyStroke: | |
| 166 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 167 fa.bFieldFull = pWnd->IsTextFull(); | |
| 168 | |
| 169 fa.sValue = pWnd->GetText(); | |
| 170 | |
| 171 if (fa.bFieldFull) { | |
| 172 fa.sChange = L""; | |
| 173 fa.sChangeEx = L""; | |
| 174 } | |
| 175 } | |
| 176 break; | |
| 177 case CPDF_AAction::Validate: | |
| 178 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 179 fa.sValue = pWnd->GetText(); | |
| 180 } | |
| 181 break; | |
| 182 case CPDF_AAction::LoseFocus: | |
| 183 case CPDF_AAction::GetFocus: | |
| 184 fa.sValue = m_pWidget->GetValue(); | |
| 185 break; | |
| 186 default: | |
| 187 break; | |
| 188 } | |
| 189 } | |
| 190 | |
| 191 void CFFL_TextField::SetActionData(CPDFSDK_PageView* pPageView, | |
| 192 CPDF_AAction::AActionType type, | |
| 193 const PDFSDK_FieldAction& fa) { | |
| 194 switch (type) { | |
| 195 case CPDF_AAction::KeyStroke: | |
| 196 if (CPWL_Edit* pEdit = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 197 pEdit->SetFocus(); | |
| 198 pEdit->SetSel(fa.nSelStart, fa.nSelEnd); | |
| 199 pEdit->ReplaceSel(fa.sChange.c_str()); | |
| 200 } | |
| 201 break; | |
| 202 default: | |
| 203 break; | |
| 204 } | |
| 205 } | |
| 206 | |
| 207 FX_BOOL CFFL_TextField::IsActionDataChanged(CPDF_AAction::AActionType type, | |
| 208 const PDFSDK_FieldAction& faOld, | |
| 209 const PDFSDK_FieldAction& faNew) { | |
| 210 switch (type) { | |
| 211 case CPDF_AAction::KeyStroke: | |
| 212 return (!faOld.bFieldFull && faOld.nSelEnd != faNew.nSelEnd) || | |
| 213 faOld.nSelStart != faNew.nSelStart || | |
| 214 faOld.sChange != faNew.sChange; | |
| 215 default: | |
| 216 break; | |
| 217 } | |
| 218 | |
| 219 return FALSE; | |
| 220 } | |
| 221 | |
| 222 void CFFL_TextField::SaveState(CPDFSDK_PageView* pPageView) { | |
| 223 ASSERT(pPageView); | |
| 224 | |
| 225 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 226 pWnd->GetSel(m_State.nStart, m_State.nEnd); | |
| 227 m_State.sValue = pWnd->GetText(); | |
| 228 } | |
| 229 } | |
| 230 | |
| 231 void CFFL_TextField::RestoreState(CPDFSDK_PageView* pPageView) { | |
| 232 ASSERT(pPageView); | |
| 233 | |
| 234 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, TRUE)) { | |
| 235 pWnd->SetText(m_State.sValue.c_str()); | |
| 236 pWnd->SetSel(m_State.nStart, m_State.nEnd); | |
| 237 } | |
| 238 } | |
| 239 | |
| 240 CPWL_Wnd* CFFL_TextField::ResetPDFWindow(CPDFSDK_PageView* pPageView, | |
| 241 FX_BOOL bRestoreValue) { | |
| 242 if (bRestoreValue) | |
| 243 SaveState(pPageView); | |
| 244 | |
| 245 DestroyPDFWindow(pPageView); | |
| 246 | |
| 247 CPWL_Wnd* pRet = NULL; | |
| 248 | |
| 249 if (bRestoreValue) { | |
| 250 RestoreState(pPageView); | |
| 251 pRet = GetPDFWindow(pPageView, FALSE); | |
| 252 } else { | |
| 253 pRet = GetPDFWindow(pPageView, TRUE); | |
| 254 } | |
| 255 | |
| 256 m_pWidget->UpdateField(); | |
| 257 | |
| 258 return pRet; | |
| 259 } | |
| 260 | |
| 261 #ifdef PDF_ENABLE_XFA | |
| 262 FX_BOOL CFFL_TextField::IsFieldFull(CPDFSDK_PageView* pPageView) { | |
| 263 if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { | |
| 264 return pWnd->IsTextFull(); | |
| 265 } | |
| 266 | |
| 267 return FALSE; | |
| 268 } | |
| 269 #endif // PDF_ENABLE_XFA | |
| 270 | |
| 271 void CFFL_TextField::OnSetFocus(CPWL_Wnd* pWnd) { | |
| 272 ASSERT(m_pApp); | |
| 273 if (pWnd->GetClassName() == PWL_CLASSNAME_EDIT) { | |
| 274 CPWL_Edit* pEdit = (CPWL_Edit*)pWnd; | |
| 275 pEdit->SetCharSet(134); | |
| 276 pEdit->SetCodePage(936); | |
| 277 | |
| 278 pEdit->SetReadyToInput(); | |
| 279 CFX_WideString wsText = pEdit->GetText(); | |
| 280 int nCharacters = wsText.GetLength(); | |
| 281 CFX_ByteString bsUTFText = wsText.UTF16LE_Encode(); | |
| 282 unsigned short* pBuffer = (unsigned short*)bsUTFText.c_str(); | |
| 283 m_pApp->FFI_OnSetFieldInputFocus(m_pWidget->GetFormField(), pBuffer, | |
| 284 nCharacters, TRUE); | |
| 285 | |
| 286 pEdit->SetEditNotify(this); | |
| 287 } | |
| 288 } | |
| 289 | |
| 290 void CFFL_TextField::OnKillFocus(CPWL_Wnd* pWnd) {} | |
| 291 | |
| 292 void CFFL_TextField::OnAddUndo(CPWL_Edit* pEdit) {} | |
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Chromium Code Reviews
Issue 1799773002:
Move fpdfsdk/src up to fpdfsdk/. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@master