| // Copyright 2017 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "fxjs/xfa/cjx_instancemanager.h" |
| |
| #include "fxjs/cfxjse_arguments.h" |
| #include "fxjs/cfxjse_engine.h" |
| #include "fxjs/cfxjse_value.h" |
| #include "xfa/fxfa/cxfa_ffnotify.h" |
| #include "xfa/fxfa/parser/cxfa_document.h" |
| #include "xfa/fxfa/parser/cxfa_instancemanager.h" |
| #include "xfa/fxfa/parser/cxfa_layoutprocessor.h" |
| #include "xfa/fxfa/parser/cxfa_occurdata.h" |
| |
| const CJX_MethodSpec CJX_InstanceManager::MethodSpecs[] = { |
| {"addInstance", addInstance_static}, |
| {"insertInstance", insertInstance_static}, |
| {"moveInstance", moveInstance_static}, |
| {"removeInstance", removeInstance_static}, |
| {"setInstances", setInstances_static}, |
| {"", nullptr}}; |
| |
| CJX_InstanceManager::CJX_InstanceManager(CXFA_InstanceManager* mgr) |
| : CJX_Node(mgr) { |
| DefineMethods(MethodSpecs); |
| } |
| |
| CJX_InstanceManager::~CJX_InstanceManager() {} |
| |
| void CJX_InstanceManager::moveInstance(CFXJSE_Arguments* pArguments) { |
| if (pArguments->GetLength() != 2) { |
| pArguments->GetReturnValue()->SetUndefined(); |
| return; |
| } |
| |
| int32_t iFrom = pArguments->GetInt32(0); |
| int32_t iTo = pArguments->GetInt32(1); |
| InstanceManager_MoveInstance(iTo, iFrom); |
| CXFA_FFNotify* pNotify = GetDocument()->GetNotify(); |
| if (!pNotify) |
| return; |
| |
| CXFA_Node* pToInstance = GetXFANode()->GetItem(iTo); |
| if (pToInstance && pToInstance->GetElementType() == XFA_Element::Subform) |
| pNotify->RunSubformIndexChange(pToInstance); |
| |
| CXFA_Node* pFromInstance = GetXFANode()->GetItem(iFrom); |
| if (pFromInstance && |
| pFromInstance->GetElementType() == XFA_Element::Subform) { |
| pNotify->RunSubformIndexChange(pFromInstance); |
| } |
| } |
| |
| void CJX_InstanceManager::removeInstance(CFXJSE_Arguments* pArguments) { |
| if (pArguments->GetLength() != 1) { |
| pArguments->GetReturnValue()->SetUndefined(); |
| return; |
| } |
| |
| int32_t iIndex = pArguments->GetInt32(0); |
| int32_t iCount = GetXFANode()->GetCount(); |
| if (iIndex < 0 || iIndex >= iCount) { |
| ThrowIndexOutOfBoundsException(); |
| return; |
| } |
| |
| int32_t iMin = CXFA_OccurData(GetXFANode()->GetOccurNode()).GetMin(); |
| if (iCount - 1 < iMin) { |
| ThrowTooManyOccurancesException(L"min"); |
| return; |
| } |
| |
| CXFA_Node* pRemoveInstance = GetXFANode()->GetItem(iIndex); |
| GetXFANode()->RemoveItem(pRemoveInstance, true); |
| CXFA_FFNotify* pNotify = GetDocument()->GetNotify(); |
| if (pNotify) { |
| for (int32_t i = iIndex; i < iCount - 1; i++) { |
| CXFA_Node* pSubformInstance = GetXFANode()->GetItem(i); |
| if (pSubformInstance && |
| pSubformInstance->GetElementType() == XFA_Element::Subform) { |
| pNotify->RunSubformIndexChange(pSubformInstance); |
| } |
| } |
| } |
| CXFA_LayoutProcessor* pLayoutPro = GetDocument()->GetLayoutProcessor(); |
| if (!pLayoutPro) |
| return; |
| |
| pLayoutPro->AddChangedContainer( |
| ToNode(GetDocument()->GetXFAObject(XFA_HASHCODE_Form))); |
| } |
| |
| void CJX_InstanceManager::setInstances(CFXJSE_Arguments* pArguments) { |
| if (pArguments->GetLength() != 1) { |
| pArguments->GetReturnValue()->SetUndefined(); |
| return; |
| } |
| |
| int32_t iDesired = pArguments->GetInt32(0); |
| InstanceManager_SetInstances(iDesired); |
| } |
| |
| void CJX_InstanceManager::addInstance(CFXJSE_Arguments* pArguments) { |
| int32_t argc = pArguments->GetLength(); |
| if (argc != 0 && argc != 1) { |
| ThrowParamCountMismatchException(L"addInstance"); |
| return; |
| } |
| |
| bool fFlags = true; |
| if (argc == 1) |
| fFlags = pArguments->GetInt32(0) == 0 ? false : true; |
| |
| int32_t iCount = GetXFANode()->GetCount(); |
| int32_t iMax = CXFA_OccurData(GetXFANode()->GetOccurNode()).GetMax(); |
| if (iMax >= 0 && iCount >= iMax) { |
| ThrowTooManyOccurancesException(L"max"); |
| return; |
| } |
| |
| CXFA_Node* pNewInstance = GetXFANode()->CreateInstance(fFlags); |
| GetXFANode()->InsertItem(pNewInstance, iCount, iCount, false); |
| pArguments->GetReturnValue()->Assign( |
| GetDocument()->GetScriptContext()->GetJSValueFromMap(pNewInstance)); |
| CXFA_FFNotify* pNotify = GetDocument()->GetNotify(); |
| if (!pNotify) |
| return; |
| |
| pNotify->RunNodeInitialize(pNewInstance); |
| CXFA_LayoutProcessor* pLayoutPro = GetDocument()->GetLayoutProcessor(); |
| if (!pLayoutPro) |
| return; |
| |
| pLayoutPro->AddChangedContainer( |
| ToNode(GetDocument()->GetXFAObject(XFA_HASHCODE_Form))); |
| } |
| |
| void CJX_InstanceManager::insertInstance(CFXJSE_Arguments* pArguments) { |
| int32_t argc = pArguments->GetLength(); |
| if (argc != 1 && argc != 2) { |
| ThrowParamCountMismatchException(L"insertInstance"); |
| return; |
| } |
| |
| int32_t iIndex = pArguments->GetInt32(0); |
| bool bBind = false; |
| if (argc == 2) |
| bBind = pArguments->GetInt32(1) == 0 ? false : true; |
| |
| int32_t iCount = GetXFANode()->GetCount(); |
| if (iIndex < 0 || iIndex > iCount) { |
| ThrowIndexOutOfBoundsException(); |
| return; |
| } |
| |
| int32_t iMax = CXFA_OccurData(GetXFANode()->GetOccurNode()).GetMax(); |
| if (iMax >= 0 && iCount >= iMax) { |
| ThrowTooManyOccurancesException(L"max"); |
| return; |
| } |
| |
| CXFA_Node* pNewInstance = GetXFANode()->CreateInstance(bBind); |
| GetXFANode()->InsertItem(pNewInstance, iIndex, iCount, true); |
| pArguments->GetReturnValue()->Assign( |
| GetDocument()->GetScriptContext()->GetJSValueFromMap(pNewInstance)); |
| CXFA_FFNotify* pNotify = GetDocument()->GetNotify(); |
| if (!pNotify) |
| return; |
| |
| pNotify->RunNodeInitialize(pNewInstance); |
| CXFA_LayoutProcessor* pLayoutPro = GetDocument()->GetLayoutProcessor(); |
| if (!pLayoutPro) |
| return; |
| |
| pLayoutPro->AddChangedContainer( |
| ToNode(GetDocument()->GetXFAObject(XFA_HASHCODE_Form))); |
| } |