// Copyright (c) 2012 - 2026 kio@little-bat.de
// BSD-2-Clause license
// https://opensource.org/licenses/BSD-2-Clause

#pragma once
#include "MemoryInspector.h"
#include "Templates/Array.h"
class QPushButton;
class QLineEdit;


namespace zxsp
{
class Machine;
class SimpleTerminal;
class CoreByteDisassembler;

struct DisassData
{
	int32	 address;
	CoreByte data[4];
};


class MemoryDisassInspector : public MemoryInspector
{
	SimpleTerminal* address_view;
	SimpleTerminal* hex_view;
	SimpleTerminal* disass_view;

	QWidget*	 widget_edit_mode;
	QPushButton* button_breakpoint_r;
	QPushButton* button_breakpoint_w;
	QPushButton* button_breakpoint_x;
	QPushButton* button_edit_mode;

	CoreByteDisassembler* disass;
	Array<DisassData>	  displayed_data;

	int cw; // Character width
	int rh; // Row height

	int32 pc;
	bool  follow_pc; // for follow-pc feature

	uint edit_mode;
	enum { EDITMODE_VIEW, EDITMODE_EDIT, EDITMODE_BREAKPOINTS }; // as set by combobox_editmode
	CoreByte breakpoint_mask;									 // bitmask, if edit_mode == EDITMODE_BREAKPOINTS

	bool editing_in_hex();
	bool editing_in_disass();

	bool edit_flashphase;
	Time edit_flashtime;

	int32 old_pc; // -> row with colored background
	int32 old_disass_edit_address;

	QString disass_edit_string;
	bool	disass_edit_string_valid;
	int32	disass_edit_address; // hex or disass
	int		disass_edit_col;	 // hex or disass
	int32	hex_edit_address;	 // hex or disass
	int		hex_edit_col;		 // hex or disass

public:
	MemoryDisassInspector(QWidget*, MachineController*, volatile IsaObject*);
	~MemoryDisassInspector() override;

protected:
	void resizeEvent(QResizeEvent*) override;
	// void wheelEvent(QWheelEvent*) override;
	// void	paintEvent(QPaintEvent*) override;
	void mousePressEvent(QMouseEvent*) override;
	// bool	event(QEvent*) override;
	void keyPressEvent(QKeyEvent*) override;
	// void	keyReleaseEvent(QKeyEvent*) override;
	// void	saveSettings() override;
	void showEvent(QShowEvent*) override;

	void updateScrollbar() override;
	// void	adjustMaxSizeDuringResize() override;
	void adjustSize(QSize&) override;
	void setScrollOffset(int32 new_base_address) override;

	void updateWidgets() override;

	void slotSetMemoryPage(int) override;
	void slotSetDataSource(int) override;
	void slotSetScrollPosition(int32) override;	   // scrollbar
	void slotSetAddressFromRegister(int) override; // combobox_register, follow_pc in MemoryDisassInspector

	void slotSetEditMode(bool);
	void slotSetBreakpointR(bool f) { setBreakpoint(cpu_break_r, f); }
	void slotSetBreakpointW(bool f) { setBreakpoint(cpu_break_w, f); }
	void slotSetBreakpointX(bool f) { setBreakpoint(cpu_break_x, f); }

private:
	void  print_rows(int row_a, int row_e, int32 address);
	int	  print_row(int row, int32 address);
	void  print_row(int32 address);
	void  hide_cursor();
	void  show_hex_cursor(bool);
	void  show_disass_cursor(bool);
	void  print_byte_at_address(int32 addr);
	int	  displayed_data_row_for_address(int32 address);
	void  step_left_in_hex();
	void  step_right_in_hex();
	int32 prev_opcode(int32 address);
	int32 next_opcode(int32 address);
	int32 prev_opcode(int32 address, int n, bool f);
	int32 start_of_opcode(int32 address);
	void  scroll_to_show_address(int32 address);
	void  assemble_and_store_opcode();
	void  setBreakpoint(CoreByte mask, bool f);
	void  validate_rows();
	void  validate_scrollposition();
	void  validate_disass_cols(int& n);
	int	  height_for_rows(int n);
	int	  rows_for_height(int h);
	int	  disass_cols_for_width(int w);
	int	  width_for_disass_cols(int n);
	void  slotFocusChanged(bool);
};

} // namespace zxsp