LLDB  mainline
ValueObjectCast.h
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1 //===-- ValueObjectCast.h ---------------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLDB_CORE_VALUEOBJECTCAST_H
10 #define LLDB_CORE_VALUEOBJECTCAST_H
11 
12 #include "lldb/Core/ValueObject.h"
14 #include "lldb/lldb-defines.h"
15 #include "lldb/lldb-enumerations.h"
16 #include "lldb/lldb-forward.h"
17 
18 #include <stddef.h>
19 #include <stdint.h>
20 
21 namespace lldb_private {
22 class ConstString;
23 
24 // A ValueObject that represents a given value represented as a different type.
25 class ValueObjectCast : public ValueObject {
26 public:
27  ~ValueObjectCast() override;
28 
29  static lldb::ValueObjectSP Create(ValueObject &parent,
30  ConstString name,
31  const CompilerType &cast_type);
32 
33  uint64_t GetByteSize() override;
34 
35  size_t CalculateNumChildren(uint32_t max) override;
36 
37  lldb::ValueType GetValueType() const override;
38 
39  bool IsInScope() override;
40 
41  ValueObject *GetParent() override {
42  return ((m_parent != nullptr) ? m_parent->GetParent() : nullptr);
43  }
44 
45  const ValueObject *GetParent() const override {
46  return ((m_parent != nullptr) ? m_parent->GetParent() : nullptr);
47  }
48 
49 protected:
51  const CompilerType &cast_type);
52 
53  bool UpdateValue() override;
54 
56 
58 
59 private:
60  ValueObjectCast(const ValueObjectCast &) = delete;
61  const ValueObjectCast &operator=(const ValueObjectCast &) = delete;
62 };
63 
64 } // namespace lldb_private
65 
66 #endif // LLDB_CORE_VALUEOBJECTCAST_H
A class that represents a running process on the host machine.
uint64_t GetByteSize() override
const ValueObject * GetParent() const override
ValueObject * GetParent() override
ValueObjectCast(ValueObject &parent, ConstString name, const CompilerType &cast_type)
virtual ValueObject * GetParent()
Definition: ValueObject.h:735
lldb::ValueType GetValueType() const override
static lldb::ValueObjectSP Create(ValueObject &parent, ConstString name, const CompilerType &cast_type)
A uniqued constant string class.
Definition: ConstString.h:40
size_t CalculateNumChildren(uint32_t max) override
Represents a generic type in a programming language.
Definition: CompilerType.h:33
const ValueObjectCast & operator=(const ValueObjectCast &)=delete
CompilerType GetCompilerTypeImpl() override