src/third_party/pdfium/fpdfsdk/src/javascript/JS_Context.cpp

   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 "../../include/javascript/JavaScript.h"
   8 #include "../../include/javascript/IJavaScript.h"
   9 //#include "../../include/javascript/JS_ResMgr.h"
  10 #include "../../include/javascript/JS_Context.h"
  11 #include "../../include/javascript/JS_EventHandler.h"
  12 #include "../../include/javascript/JS_Runtime.h"
  13 #include "../../include/javascript/resource.h"
  14
  15 /* -------------------------- CJS_Context -------------------------- */
  16
  17 CJS_Context::CJS_Context(CJS_Runtime* pRuntime) :
  18         m_pRuntime(pRuntime),
  19         m_bBusy(FALSE),
  20         m_bMsgBoxEnable(TRUE)
  21 {
  22         m_pEventHandler = new CJS_EventHandler(this);
  23 }
  24
  25 CJS_Context::~CJS_Context(void)
  26 {
  27         if (m_pEventHandler)
  28         {
  29                 delete m_pEventHandler;
  30                 m_pEventHandler = NULL;
  31         }
  32 }
  33
  34 CPDFSDK_Document* CJS_Context::GetReaderDocument()
  35 {
  36         ASSERT(m_pRuntime != NULL);
  37
  38         return m_pRuntime->GetReaderDocument();
  39 }
  40
  41 CPDFDoc_Environment* CJS_Context::GetReaderApp()
  42 {
  43         ASSERT(m_pRuntime != NULL);
  44
  45         return m_pRuntime->GetReaderApp();
  46 }
  47
  48 FX_BOOL CJS_Context::DoJob(int nMode, const CFX_WideString& script, CFX_WideString& info)
  49 {
  50         if (m_bBusy)
  51         {
  52                 info = JSGetStringFromID(this, IDS_STRING_JSBUSY);
  53                 return FALSE;
  54         }
  55
  56         m_bBusy = TRUE;
  57
  58         ASSERT(m_pRuntime != NULL);
  59         ASSERT(m_pEventHandler != NULL);
  60         ASSERT(m_pEventHandler->IsValid());
  61
  62         if (!m_pRuntime->AddEventToLoop(m_pEventHandler->TargetName(), m_pEventHandler->EventType()))
  63         {
  64                 info = JSGetStringFromID(this, IDS_STRING_JSEVENT);
  65                 return FALSE;
  66         }
  67
  68         FXJSErr error ={NULL,NULL, 0};
  69         int nRet = 0;
  70
  71         if (script.GetLength() > 0)
  72         {
  73                 if (nMode == 0)
  74                 {
  75                         nRet = JS_Execute(*m_pRuntime, this, script, script.GetLength(), &error);
  76                 }
  77                 else
  78                 {
  79                         nRet = JS_Parse(*m_pRuntime, this, script, script.GetLength(), &error);
  80                 }
  81         }
  82
  83         if (nRet < 0)
  84         {
  85                 CFX_WideString sLine;
  86                 sLine.Format((FX_LPCWSTR)L"[ Line: %05d { %s } ] : %s",error.linnum-1,error.srcline,error.message);
  87
  88 //                      TRACE(L"/* -------------- JS Error -------------- */\n");
  89 //                      TRACE(sLine);
  90 //                      TRACE(L"\n");
  91                 //CFX_ByteString sTemp = CFX_ByteString::FromUnicode(error.message);
  92                 info += sLine;
  93         }
  94         else
  95         {
  96                 info = JSGetStringFromID(this, IDS_STRING_RUN);
  97         }
  98
  99         m_pRuntime->RemoveEventInLoop(m_pEventHandler->TargetName(), m_pEventHandler->EventType());
 100
 101         m_pEventHandler->Destroy();
 102         m_bBusy = FALSE;
 103
 104         return nRet >= 0;
 105 }
 106
 107 FX_BOOL CJS_Context::RunScript(const CFX_WideString& script, CFX_WideString& info)
 108 {
 109         v8::Isolate::Scope isolate_scope(m_pRuntime->GetIsolate());
 110         v8::HandleScope handle_scope(m_pRuntime->GetIsolate());
 111         v8::Local<v8::Context> context = m_pRuntime->NewJSContext();
 112         v8::Context::Scope context_scope(context);
 113
 114         return DoJob(0, script, info);
 115 }
 116
 117 FX_BOOL CJS_Context::Compile(const CFX_WideString& script, CFX_WideString& info)
 118 {
 119         v8::Isolate::Scope isolate_scope(m_pRuntime->GetIsolate());
 120         v8::HandleScope handle_scope(m_pRuntime->GetIsolate());
 121         v8::Local<v8::Context> context = m_pRuntime->NewJSContext();
 122         v8::Context::Scope context_scope(context);
 123
 124         return DoJob(1, script, info);
 125 }
 126
 127 void CJS_Context::OnApp_Init()
 128 {
 129         ASSERT(m_pEventHandler != NULL);
 130         m_pEventHandler->OnApp_Init();
 131 }
 132
 133 void CJS_Context::OnDoc_Open(CPDFSDK_Document* pDoc, const CFX_WideString &strTargetName)
 134 {
 135         ASSERT(m_pEventHandler != NULL);
 136         m_pEventHandler->OnDoc_Open(pDoc,strTargetName);
 137 }
 138
 139 void CJS_Context::OnDoc_WillPrint(CPDFSDK_Document* pDoc)
 140 {
 141         ASSERT(m_pEventHandler != NULL);
 142         m_pEventHandler->OnDoc_WillPrint(pDoc);
 143 }
 144
 145 void CJS_Context::OnDoc_DidPrint(CPDFSDK_Document* pDoc)
 146 {
 147         ASSERT(m_pEventHandler != NULL);
 148         m_pEventHandler->OnDoc_DidPrint(pDoc);
 149 }
 150
 151 void CJS_Context::OnDoc_WillSave(CPDFSDK_Document* pDoc)
 152 {
 153         ASSERT(m_pEventHandler != NULL);
 154         m_pEventHandler->OnDoc_WillSave(pDoc);
 155 }
 156
 157 void CJS_Context::OnDoc_DidSave(CPDFSDK_Document* pDoc)
 158 {
 159         ASSERT(m_pEventHandler != NULL);
 160         m_pEventHandler->OnDoc_DidSave(pDoc);
 161 }
 162
 163 void CJS_Context::OnDoc_WillClose(CPDFSDK_Document* pDoc)
 164 {
 165         ASSERT(m_pEventHandler != NULL);
 166         m_pEventHandler->OnDoc_WillClose(pDoc);
 167 }
 168
 169 void CJS_Context::OnPage_Open(CPDFSDK_Document* pTarget)
 170 {
 171         ASSERT(m_pEventHandler != NULL);
 172         m_pEventHandler->OnPage_Open(pTarget);
 173 }
 174
 175 void CJS_Context::OnPage_Close(CPDFSDK_Document* pTarget)
 176 {
 177         ASSERT(m_pEventHandler != NULL);
 178         m_pEventHandler->OnPage_Close(pTarget);
 179 }
 180
 181 void CJS_Context::OnPage_InView(CPDFSDK_Document* pTarget)
 182 {
 183         ASSERT(m_pEventHandler != NULL);
 184         m_pEventHandler->OnPage_InView(pTarget);
 185 }
 186
 187 void CJS_Context::OnPage_OutView(CPDFSDK_Document* pTarget)
 188 {
 189         ASSERT(m_pEventHandler != NULL);
 190         m_pEventHandler->OnPage_OutView(pTarget);
 191 }
 192
 193 void CJS_Context::OnField_MouseDown(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField *pTarget)
 194 {
 195         ASSERT(m_pEventHandler != NULL);
 196         m_pEventHandler->OnField_MouseDown(bModifier, bShift, pTarget);
 197 }
 198
 199 void CJS_Context::OnField_MouseEnter(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField *pTarget)
 200 {
 201         ASSERT(m_pEventHandler != NULL);
 202         m_pEventHandler->OnField_MouseEnter(bModifier, bShift, pTarget);
 203 }
 204
 205 void CJS_Context::OnField_MouseExit(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField *pTarget)
 206 {
 207         ASSERT(m_pEventHandler != NULL);
 208         m_pEventHandler->OnField_MouseExit(bModifier, bShift, pTarget);
 209 }
 210
 211 void CJS_Context::OnField_MouseUp(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField *pTarget)
 212 {
 213         ASSERT(m_pEventHandler != NULL);
 214         m_pEventHandler->OnField_MouseUp(bModifier, bShift, pTarget);
 215 }
 216
 217 void CJS_Context::OnField_Focus(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField* pTarget, const CFX_WideString& Value)
 218 {
 219         ASSERT(m_pEventHandler != NULL);
 220         m_pEventHandler->OnField_Focus(bModifier, bShift, pTarget, Value);
 221 }
 222
 223 void CJS_Context::OnField_Blur(FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField* pTarget, const CFX_WideString& Value)
 224 {
 225         ASSERT(m_pEventHandler != NULL);
 226         m_pEventHandler->OnField_Blur(bModifier, bShift, pTarget, Value);
 227 }
 228
 229 void CJS_Context::OnField_Calculate(CPDF_FormField* pSource, CPDF_FormField* pTarget, CFX_WideString& Value, FX_BOOL& bRc)
 230 {
 231         ASSERT(m_pEventHandler != NULL);
 232         m_pEventHandler->OnField_Calculate(pSource, pTarget, Value, bRc);
 233 }
 234
 235 void CJS_Context::OnField_Format(int nCommitKey, CPDF_FormField* pTarget, CFX_WideString& Value, FX_BOOL bWillCommit)
 236 {
 237         ASSERT(m_pEventHandler != NULL);
 238         m_pEventHandler->OnField_Format(nCommitKey, pTarget, Value, bWillCommit);
 239 }
 240
 241
 242 void CJS_Context::OnField_Keystroke(int nCommitKey, CFX_WideString& strChange, const CFX_WideString& strChangeEx,
 243                                                                         FX_BOOL bKeyDown, FX_BOOL bModifier, int &nSelEnd,int &nSelStart,
 244                                                                         FX_BOOL bShift, CPDF_FormField* pTarget, CFX_WideString& Value,
 245                                                                         FX_BOOL bWillCommit, FX_BOOL bFieldFull, FX_BOOL& bRc)
 246 {
 247         ASSERT(m_pEventHandler != NULL);
 248         m_pEventHandler->OnField_Keystroke(nCommitKey, strChange, strChangeEx, bKeyDown,
 249                 bModifier, nSelEnd, nSelStart, bShift, pTarget, Value, bWillCommit, bFieldFull, bRc);
 250 }
 251
 252 void CJS_Context::OnField_Validate(CFX_WideString& strChange,const CFX_WideString& strChangeEx,
 253                                                                    FX_BOOL bKeyDown, FX_BOOL bModifier, FX_BOOL bShift, CPDF_FormField* pTarget,
 254                                                                    CFX_WideString& Value, FX_BOOL& bRc)
 255 {
 256         ASSERT(m_pEventHandler != NULL);
 257         m_pEventHandler->OnField_Validate(strChange, strChangeEx, bKeyDown, bModifier, bShift, pTarget, Value, bRc);
 258 }
 259
 260 void CJS_Context::OnScreen_Focus(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 261 {
 262         ASSERT(m_pEventHandler != NULL);
 263         m_pEventHandler->OnScreen_Focus(bModifier, bShift, pScreen);
 264 }
 265
 266 void CJS_Context::OnScreen_Blur(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 267 {
 268         ASSERT(m_pEventHandler != NULL);
 269         m_pEventHandler->OnScreen_Blur(bModifier, bShift, pScreen);
 270 }
 271
 272 void CJS_Context::OnScreen_Open(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 273 {
 274         ASSERT(m_pEventHandler != NULL);
 275         m_pEventHandler->OnScreen_Open(bModifier, bShift, pScreen);
 276 }
 277
 278 void CJS_Context::OnScreen_Close(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 279 {
 280         ASSERT(m_pEventHandler != NULL);
 281         m_pEventHandler->OnScreen_Close(bModifier, bShift, pScreen);
 282 }
 283
 284 void CJS_Context::OnScreen_MouseDown(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 285 {
 286         ASSERT(m_pEventHandler != NULL);
 287         m_pEventHandler->OnScreen_MouseDown(bModifier, bShift, pScreen);
 288 }
 289
 290 void CJS_Context::OnScreen_MouseUp(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 291 {
 292         ASSERT(m_pEventHandler != NULL);
 293         m_pEventHandler->OnScreen_MouseUp(bModifier, bShift, pScreen);
 294 }
 295
 296 void CJS_Context::OnScreen_MouseEnter(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 297 {
 298         ASSERT(m_pEventHandler != NULL);
 299         m_pEventHandler->OnScreen_MouseEnter(bModifier, bShift, pScreen);
 300 }
 301
 302 void CJS_Context::OnScreen_MouseExit(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 303 {
 304         ASSERT(m_pEventHandler != NULL);
 305         m_pEventHandler->OnScreen_MouseExit(bModifier, bShift, pScreen);
 306 }
 307
 308 void CJS_Context::OnScreen_InView(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 309 {
 310         ASSERT(m_pEventHandler != NULL);
 311         m_pEventHandler->OnScreen_InView(bModifier, bShift, pScreen);
 312 }
 313
 314 void CJS_Context::OnScreen_OutView(FX_BOOL bModifier, FX_BOOL bShift, CPDFSDK_Annot* pScreen)
 315 {
 316         ASSERT(m_pEventHandler != NULL);
 317         m_pEventHandler->OnScreen_OutView(bModifier, bShift, pScreen);
 318 }
 319
 320 void CJS_Context::OnBookmark_MouseUp(CPDF_Bookmark* pBookMark)
 321 {
 322         ASSERT(m_pEventHandler != NULL);
 323         m_pEventHandler->OnBookmark_MouseUp(pBookMark);
 324 }
 325
 326 void CJS_Context::OnLink_MouseUp(CPDFSDK_Document* pTarget)
 327 {
 328         ASSERT(m_pEventHandler != NULL);
 329         m_pEventHandler->OnLink_MouseUp(pTarget);
 330 }
 331
 332 void CJS_Context::OnConsole_Exec()
 333 {
 334         ASSERT(m_pEventHandler != NULL);
 335         m_pEventHandler->OnConsole_Exec();
 336 }
 337
 338 void CJS_Context::OnExternal_Exec()
 339 {
 340         ASSERT(m_pEventHandler != NULL);
 341         m_pEventHandler->OnExternal_Exec();
 342 }
 343
 344 void CJS_Context::OnBatchExec(CPDFSDK_Document* pTarget)
 345 {
 346         ASSERT(m_pEventHandler != NULL);
 347         m_pEventHandler->OnBatchExec(pTarget);
 348 }
 349
 350 void CJS_Context::OnMenu_Exec(CPDFSDK_Document* pTarget,const CFX_WideString& strTargetName)
 351 {
 352         ASSERT(m_pEventHandler != NULL);
 353         m_pEventHandler->OnMenu_Exec(pTarget, strTargetName);
 354 }
 355