xref: /freebsd-10.0-release/contrib/llvm/tools/lldb/include/lldb/Interpreter/OptionValueArray.h

//===-- OptionValueArray.h --------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_OptionValueArray_h_
#define liblldb_OptionValueArray_h_

// C Includes
// C++ Includes
#include <vector>

// Other libraries and framework includes
// Project includes
#include "lldb/Interpreter/OptionValue.h"

namespace lldb_private {

class OptionValueArray : public OptionValue
{
public:
    OptionValueArray (uint32_t type_mask = UINT32_MAX, bool raw_value_dump = false) :
        m_type_mask (type_mask),
        m_values (),
        m_raw_value_dump(raw_value_dump)
    {
    }

    virtual
    ~OptionValueArray()
    {
    }

    //---------------------------------------------------------------------
    // Virtual subclass pure virtual overrides
    //---------------------------------------------------------------------

    virtual OptionValue::Type
    GetType () const
    {
        return eTypeArray;
    }

    virtual void
    DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask);

    virtual Error
    SetValueFromCString (const char *value,
                         VarSetOperationType op = eVarSetOperationAssign);

    virtual bool
    Clear ()
    {
        m_values.clear();
        m_value_was_set = false;
        return true;
    }

    virtual lldb::OptionValueSP
    DeepCopy () const;

    virtual bool
    IsAggregateValue () const
    {
        return true;
    }

    virtual lldb::OptionValueSP
    GetSubValue (const ExecutionContext *exe_ctx,
                 const char *name,
                 bool will_modify,
                 Error &error) const;

    //---------------------------------------------------------------------
    // Subclass specific functions
    //---------------------------------------------------------------------

    size_t
    GetSize () const
    {
        return m_values.size();
    }

    lldb::OptionValueSP
    operator[](size_t idx) const
    {
        lldb::OptionValueSP value_sp;
        if (idx < m_values.size())
            value_sp = m_values[idx];
        return value_sp;
    }

    lldb::OptionValueSP
    GetValueAtIndex (size_t idx) const
    {
        lldb::OptionValueSP value_sp;
        if (idx < m_values.size())
            value_sp = m_values[idx];
        return value_sp;
    }

    bool
    AppendValue (const lldb::OptionValueSP &value_sp)
    {
        // Make sure the value_sp object is allowed to contain
        // values of the type passed in...
        if (value_sp && (m_type_mask & value_sp->GetTypeAsMask()))
        {
            m_values.push_back(value_sp);
            return true;
        }
        return false;
    }

    bool
    InsertValue (size_t idx, const lldb::OptionValueSP &value_sp)
    {
        // Make sure the value_sp object is allowed to contain
        // values of the type passed in...
        if (value_sp && (m_type_mask & value_sp->GetTypeAsMask()))
        {
            if (idx < m_values.size())
                m_values.insert(m_values.begin() + idx, value_sp);
            else
                m_values.push_back(value_sp);
            return true;
        }
        return false;
    }

    bool
    ReplaceValue (size_t idx, const lldb::OptionValueSP &value_sp)
    {
        // Make sure the value_sp object is allowed to contain
        // values of the type passed in...
        if (value_sp && (m_type_mask & value_sp->GetTypeAsMask()))
        {
            if (idx < m_values.size())
            {
                m_values[idx] = value_sp;
                return true;
            }
        }
        return false;
    }

    bool
    DeleteValue (size_t idx)
    {
        if (idx < m_values.size())
        {
            m_values.erase (m_values.begin() + idx);
            return true;
        }
        return false;
    }

    size_t
    GetArgs (Args &args) const;

    Error
    SetArgs (const Args &args, VarSetOperationType op);

protected:
    typedef std::vector<lldb::OptionValueSP> collection;

    uint32_t m_type_mask;
    collection m_values;
    bool m_raw_value_dump;
};

} // namespace lldb_private

#endif  // liblldb_OptionValueArray_h_