/***************************************************************************

  M.A.M.E.32  -  Multiple Arcade Machine Emulator for Win32
  Win32 Portions Copyright (C) 1997-2003 Michael Soderstrom and Chris Kirmse

  This file is part of MAME32, and may only be used, modified and
  distributed under the terms of the MAME license, in "readme.txt".
  By continuing to use, modify or distribute this file you indicate
  that you have read the license and understand and accept it fully.

 ***************************************************************************/

#ifndef PICKER_H
#define PICKER_H

struct PickerCallbacks
{
	// Options retrieval
	void (*pfnSetSortColumn)(int column);
	int (*pfnGetSortColumn)(void);
	void (*pfnSetSortReverse)(BOOL reverse);
	BOOL (*pfnGetSortReverse)(void);
	void (*pfnSetViewMode)(int val);
	int (*pfnGetViewMode)(void);
	void (*pfnSetColumnWidths)(int widths[]);
	void (*pfnGetColumnWidths)(int widths[]);
	void (*pfnSetColumnOrder)(int order[]);
	void (*pfnGetColumnOrder)(int order[]);
	void (*pfnSetColumnShown)(int shown[]);
	void (*pfnGetColumnShown)(int shown[]);
	BOOL (*pfnGetOffsetChildren)(void);

	int (*pfnCompare)(HWND hwndPicker, int nIndex1, int nIndex2, int nSortSubItem);
	void (*pfnDoubleClick)(void);
	const TCHAR *(*pfnGetItemString)(HWND hwndPicker, int nItem, int nColumn,
		TCHAR *pszBuffer, UINT nBufferLength);
	int (*pfnGetItemImage)(HWND hwndPicker, int nItem);
	void (*pfnLeavingItem)(HWND hwndPicker, int nItem);
	void (*pfnEnteringItem)(HWND hwndPicker, int nItem);
	void (*pfnBeginListViewDrag)(NM_LISTVIEW *pnlv);
	int (*pfnFindItemParent)(HWND hwndPicker, int nItem);
	BOOL (*pfnOnIdle)(HWND hwndPicker);
	void (*pfnOnHeaderContextMenu)(POINT pt, int nColumn);
	void (*pfnOnBodyContextMenu)(POINT pt);
};

struct PickerOptions
{
	const struct PickerCallbacks *pCallbacks;
	BOOL bOldControl;
	BOOL bXPControl;
	int nColumnCount;
	LPCTSTR *ppszColumnNames;
};

enum
{
	VIEW_LARGE_ICONS = 0,
	VIEW_SMALL_ICONS,
	VIEW_INLIST,
	VIEW_REPORT,
	VIEW_GROUPED,
	VIEW_MAX
};



BOOL SetupPicker(HWND hwndPicker, const struct PickerOptions *pOptions);

int Picker_GetViewID(HWND hwndPicker);
void Picker_SetViewID(HWND hwndPicker, int nViewID);
int Picker_GetRealColumnFromViewColumn(HWND hwndPicker, int nViewColumn);
int Picker_GetViewColumnFromRealColumn(HWND hwndPicker, int nRealColumn);
void Picker_Sort(HWND hwndPicker);
void Picker_ResetColumnDisplay(HWND hwndPicker);
int Picker_GetSelectedItem(HWND hwndPicker);
void Picker_SetSelectedItem(HWND hwndPicker, int nItem);
void Picker_SetSelectedPick(HWND hwndPicker, int nIndex);
int Picker_GetNumColumns(HWND hWnd);
void Picker_ClearIdle(HWND hwndPicker);
void Picker_ResetIdle(HWND hwndPicker);
BOOL Picker_IsIdling(HWND hwndPicker);
void Picker_SetHeaderImageList(HWND hwndPicker, HIMAGELIST hHeaderImages);
int Picker_InsertItemSorted(HWND hwndPicker, int nParam);
BOOL Picker_SaveColumnWidths(HWND hwndPicker);

// These are used to handle events received by the parent regarding
// picker controls
BOOL Picker_HandleNotify(LPNMHDR lpNmHdr);
void Picker_HandleDrawItem(HWND hwndPicker, LPDRAWITEMSTRUCT lpDrawItemStruct);

// Accessors
const struct PickerCallbacks *Picker_GetCallbacks(HWND hwndPicker);
int Picker_GetColumnCount(HWND hwndPicker);
LPCTSTR *Picker_GetColumnNames(HWND hwndPicker);

#endif // PICKER_H