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authorDan Sinclair <dsinclair@chromium.org>2018-01-22 18:41:36 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-01-22 18:41:36 +0000
commitd7d584df24fda9c9a28330959cc28f94dc0294e2 (patch)
tree114c9f6dbbd0d0cd9b0d964c95978bca95b7708d /xfa/fxfa/parser
parent434e28dd41e37dc829440aab1eb4cb4ec561962b (diff)
downloadpdfium-d7d584df24fda9c9a28330959cc28f94dc0294e2.tar.xz
Add flag to notify if a node widget is ready
This CL updates CXFA_Object to have a flag which annotates if the node is ready. Ready means that we've gone through the OnNodeReady call in CXFA_FFNotify. Previously we'd check if the WidgetAcc exists on the node which is created in OnNodeReady. This CL replaces all the points where we check for a WidgetAcc existing with a IsWidgetReady() call. Change-Id: I54e8160269c3104cdae7a516c1814c13bee15130 Reviewed-on: https://pdfium-review.googlesource.com/23190 Reviewed-by: Henrique Nakashima <hnakashima@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'xfa/fxfa/parser')
-rw-r--r--xfa/fxfa/parser/cxfa_node.cpp3
-rw-r--r--xfa/fxfa/parser/cxfa_object.cpp3
-rw-r--r--xfa/fxfa/parser/cxfa_object.h11
-rw-r--r--xfa/fxfa/parser/xfa_document_datamerger_imp.cpp7
4 files changed, 15 insertions, 9 deletions
diff --git a/xfa/fxfa/parser/cxfa_node.cpp b/xfa/fxfa/parser/cxfa_node.cpp
index ec70271ea0..1d2af4c858 100644
--- a/xfa/fxfa/parser/cxfa_node.cpp
+++ b/xfa/fxfa/parser/cxfa_node.cpp
@@ -586,7 +586,8 @@ CXFA_WidgetAcc* CXFA_Node::GetContainerWidgetAcc() {
for (const auto& pFormNode : *(pDataNode->GetBindItems())) {
if (!pFormNode || pFormNode->HasRemovedChildren())
continue;
- pFieldWidgetAcc = pFormNode->GetWidgetAcc();
+ pFieldWidgetAcc =
+ pFormNode->IsWidgetReady() ? pFormNode->GetWidgetAcc() : nullptr;
if (pFieldWidgetAcc) {
wsPicture =
pFieldWidgetAcc->GetPictureContent(XFA_VALUEPICTURE_DataBind);
diff --git a/xfa/fxfa/parser/cxfa_object.cpp b/xfa/fxfa/parser/cxfa_object.cpp
index 7c73db0ff5..0c866d350a 100644
--- a/xfa/fxfa/parser/cxfa_object.cpp
+++ b/xfa/fxfa/parser/cxfa_object.cpp
@@ -56,8 +56,9 @@ const CXFA_TreeList* CXFA_Object::AsTreeList() const {
return IsTreeList() ? static_cast<const CXFA_TreeList*>(this) : nullptr;
}
-void CXFA_Object::CreateWidgetAcc() {
+void CXFA_Object::SetWidgetReady() {
acc_ = pdfium::MakeUnique<CXFA_WidgetAcc>(AsNode());
+ is_widget_ready_ = true;
}
CXFA_Node* ToNode(CXFA_Object* pObj) {
diff --git a/xfa/fxfa/parser/cxfa_object.h b/xfa/fxfa/parser/cxfa_object.h
index 5d5f31c647..3843aafb33 100644
--- a/xfa/fxfa/parser/cxfa_object.h
+++ b/xfa/fxfa/parser/cxfa_object.h
@@ -78,8 +78,13 @@ class CXFA_Object : public CFXJSE_HostObject {
m_elementType == XFA_Element::Subform ||
m_elementType == XFA_Element::ExclGroup;
}
- void CreateWidgetAcc();
- CXFA_WidgetAcc* GetWidgetAcc() { return acc_.get(); }
+ void SetWidgetReady();
+ bool IsWidgetReady() const { return is_widget_ready_; }
+ CXFA_WidgetAcc* GetWidgetAcc() {
+ ASSERT(IsWidgetReady());
+ ASSERT(acc_.get() != nullptr);
+ return acc_.get();
+ }
XFA_Element GetElementType() const { return m_elementType; }
WideStringView GetClassName() const { return m_elementName; }
@@ -97,7 +102,7 @@ class CXFA_Object : public CFXJSE_HostObject {
UnownedPtr<CXFA_Document> const m_pDocument;
const XFA_ObjectType m_objectType;
const XFA_Element m_elementType;
-
+ bool is_widget_ready_ = false;
const uint32_t m_elementNameHash;
const WideStringView m_elementName;
diff --git a/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp b/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
index f6f165fe59..422ba4e58a 100644
--- a/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
+++ b/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
@@ -70,9 +70,8 @@ CXFA_Node* FormValueNode_CreateChild(CXFA_Node* pValueNode, XFA_Element iType) {
}
void FormValueNode_MatchNoneCreateChild(CXFA_Node* pFormNode) {
- CXFA_WidgetAcc* pWidgetAcc = pFormNode->GetWidgetAcc();
- ASSERT(pWidgetAcc);
- pWidgetAcc->GetUIType();
+ ASSERT(pFormNode->IsWidgetReady());
+ pFormNode->GetWidgetAcc()->GetUIType();
}
bool FormValueNode_SetChildContent(CXFA_Node* pValueNode,
@@ -132,8 +131,8 @@ void CreateDataBinding(CXFA_Node* pFormNode,
if (eType != XFA_Element::Field && eType != XFA_Element::ExclGroup)
return;
+ ASSERT(pFormNode->IsWidgetReady());
CXFA_WidgetAcc* pWidgetAcc = pFormNode->GetWidgetAcc();
- ASSERT(pWidgetAcc);
XFA_Element eUIType = pWidgetAcc->GetUIType();
auto* defValue = pFormNode->JSObject()->GetOrCreateProperty<CXFA_Value>(
0, XFA_Element::Value);