vault backup: 2024-10-12 17:19:45
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# DetailsOnly
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- **功能描述:** 指定FRigUnit下的该属性只在细节面板中显示。
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- **使用位置:** UPROPERTY
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- **引擎模块:** RigVMStruct
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- **元数据类型:** bool
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- **限制类型:** FRigUnit下的属性
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- **关联项:** [Input](../Input/Input.md)
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- **常用程度:** ★★★
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指定FRigUnit下的该属性只在细节面板中显示。
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## 测试代码:
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```cpp
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UPROPERTY(meta = (Input, DetailsOnly))
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float MyFloat_DetailsOnly = 456.f;
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```
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## 测试效果:
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## 原理:
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根据DetailsOnly判断返回是否ShowInDetailsPanelOnly。
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```cpp
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bool URigVMPin::ShowInDetailsPanelOnly() const
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{
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#if WITH_EDITOR
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if (GetParentPin() == nullptr)
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{
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if (URigVMUnitNode* UnitNode = Cast<URigVMUnitNode>(GetNode()))
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{
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if (UScriptStruct* ScriptStruct = UnitNode->GetScriptStruct())
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{
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if (FProperty* Property = ScriptStruct->FindPropertyByName(GetFName()))
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{
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if (Property->HasMetaData(FRigVMStruct::DetailsOnlyMetaName))
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{
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return true;
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}
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}
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}
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}
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else if(const URigVMTemplateNode* TemplateNode = Cast<URigVMTemplateNode>(GetNode()))
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{
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if(const FRigVMTemplate* Template = TemplateNode->GetTemplate())
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{
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return !Template->GetArgumentMetaData(GetFName(), FRigVMStruct::DetailsOnlyMetaName).IsEmpty();
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}
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}
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}
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#endif
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return false;
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}
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```
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