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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/*********************************************************************
dvsave.h
Save debugger view.
***************************************************************************/
#ifndef MAME_EMU_DEBUG_DVSAVE_H
#define MAME_EMU_DEBUG_DVSAVE_H
#pragma once
#include "debugvw.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// debug view for state
class debug_view_save : public debug_view
{
friend class debug_view_manager;
// construction/destruction
debug_view_save(running_machine &machine, debug_view_osd_update_func osdupdate, void *osdprivate);
virtual ~debug_view_save();
protected:
// view overrides
virtual void view_update() override;
virtual void view_notify(debug_view_notification type) override;
virtual void view_click(const int button, const debug_view_xy& pos) override;
private:
void build_list_recursive(save_registered_item &item, uintptr_t objbase, int depth, int count = 0);
class save_item
{
public:
save_item(save_registered_item &item, uintptr_t objbase, int depth, int count = 0) :
m_item(item),
m_objbase(objbase),
m_depth(depth),
m_count(count),
m_collapsed(count <= 1)
{
}
bool collapsible() const { return (m_item.is_struct_or_container() || m_item.is_array()); }
char const *name() const { return m_item.name(); }
std::string value();
save_registered_item::save_type type() const { return m_item.type(); }
int depth() const { return m_depth; }
int count() const { return m_count; }
bool collapsed() const { return m_collapsed; }
bool changed() const;
void update_value();
void set_collapse(bool collapse) { m_collapsed = collapse; }
private:
std::string value(save_registered_item &item, int count, uintptr_t objbase, bool collapsed);
template<int N, typename... Args>
bool catprintf(char (&buf)[N], int &pos, char *format, Args &&... args)
{
if (N - pos >= 1)
{
int result = snprintf(&buf[pos], N - 1 - pos, format, std::forward<Args>(args)...);
if (result >= 0)
pos += result;
buf[N - 1] = 0;
}
return (N - pos >= 1);
}
save_registered_item &m_item;
uintptr_t m_objbase;
uint8_t m_depth;
uint8_t m_count;
bool m_collapsed;
uint8_t m_prev_value[8];
};
// internal helpers
void reset();
void recompute();
// internal state
int m_divider;
std::vector<save_item> m_save_list; // list of items
};
#endif // MAME_EMU_DEBUG_DVSAVE_H
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