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111 lines
4.1 KiB
111 lines
4.1 KiB
// Copyright (C) 1993-1997 Microsoft Corporation. All rights reserved.
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifndef __CDLGLISTBOX_H__
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#define __CDLGLISTBOX_H__
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// Header-only classes for coding convenience
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class CDlgListBox
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{
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public:
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CDlgListBox() { m_hWnd = NULL; }
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CDlgListBox(HWND hwndParent, int id) {
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m_hWnd = GetDlgItem(hwndParent, id);
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ASSERT_COMMENT(m_hWnd, "Invalid Listbox id");
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}
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void Initialize(int id) { ASSERT(m_hWnd); m_hWnd = GetDlgItem(GetParent(m_hWnd), id); };
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void Initialize(HWND hdlg, int id) { m_hWnd = ::GetDlgItem(hdlg, id); };
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INT_PTR SendMessage(UINT msg, WPARAM wParam = 0, LPARAM lParam = 0) const { return ::SendMessage(m_hWnd, msg, wParam, lParam); };
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void Enable(BOOL fEnable = TRUE) const { EnableWindow(m_hWnd, fEnable); };
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INT_PTR GetText(PSTR psz, int cchMax = MAX_PATH, int index = -1) const { return SendMessage(LB_GETTEXT,
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(index == -1) ? GetCurSel() : index, (LPARAM) psz); };
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INT_PTR GetTextLength(int index = -1) const { return SendMessage(LB_GETTEXTLEN,
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(index == -1) ? GetCurSel() : index); };
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INT_PTR GetCount() const { return SendMessage(LB_GETCOUNT); };
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void ResetContent() const { SendMessage(LB_RESETCONTENT); };
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void Reset() const { SendMessage(LB_RESETCONTENT); };
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INT_PTR AddString(PCSTR psz) const { return SendMessage(LB_ADDSTRING, 0, (LPARAM) psz); };
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INT_PTR InsertString(int index, PCSTR psz) const { return SendMessage(LB_INSERTSTRING, index, (LPARAM) psz); };
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INT_PTR DeleteString(int index) const { return SendMessage(LB_DELETESTRING, index); };
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void RemoveListItem(); // removes currently selected item
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INT_PTR GetItemRect(RECT* prc, int index = -1) const { return SendMessage(LB_GETITEMRECT,
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((index == -1) ? GetCurSel() : index), (LPARAM) prc); };
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INT_PTR GetItemData(int index) const { return SendMessage(LB_GETITEMDATA, index); };
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INT_PTR SetItemData(int index, int data) const { return SendMessage(LB_SETITEMDATA, index, data); };
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INT_PTR GetCurSel() const {
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// works on single selection listbox only
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ASSERT(!(GetWindowLong(m_hWnd, GWL_STYLE) & LBS_MULTIPLESEL));
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return SendMessage(LB_GETCURSEL); };
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INT_PTR SetCurSel(int index = 0) const {
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// works on single selection listbox only
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ASSERT(!(GetWindowLong(m_hWnd, GWL_STYLE) & LBS_MULTIPLESEL));
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return SendMessage(LB_SETCURSEL, index); };
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INT_PTR GetTopIndex(void) const { return SendMessage(LB_GETTOPINDEX); };
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void SetTopIndex(int index) const { (void) SendMessage(LB_SETTOPINDEX, (WPARAM) index); };
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// For multi-select list boxes
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INT_PTR GetSel(int index) const {
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// works on multiple selection listbox only
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ASSERT((GetWindowLong(m_hWnd, GWL_STYLE) & LBS_MULTIPLESEL));
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return SendMessage(LB_GETSEL, index); };
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void SetSel(int index, BOOL fSelect = TRUE) const {
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// works on multiple selection listbox only
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ASSERT((GetWindowLong(m_hWnd, GWL_STYLE) & LBS_MULTIPLESEL));
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(void) SendMessage(LB_SETSEL, fSelect, MAKELPARAM(index, 0)); };
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INT_PTR FindString(PCSTR pszString, int iStart = -1) const { return SendMessage(LB_FINDSTRING, iStart, (LPARAM) pszString); };
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INT_PTR SelectString(PCSTR pszString, int iStart = -1) const {
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// works on single selection listbox only
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ASSERT(!(GetWindowLong(m_hWnd, GWL_STYLE) & LBS_MULTIPLESEL));
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return SendMessage(LB_SELECTSTRING, iStart, (LPARAM) pszString); };
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void Invalidate(BOOL bErase = TRUE) { InvalidateRect(m_hWnd, NULL, bErase); }
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void DisableRedraw(void) { SendMessage(WM_SETREDRAW, FALSE); }
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void EnableRedraw(void) { SendMessage(WM_SETREDRAW, TRUE); }
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HWND m_hWnd;
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operator HWND() const
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{ return m_hWnd; }
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};
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class CDlgCheckListBox : public CDlgListBox
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{
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public:
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CDlgCheckListBox();
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~CDlgCheckListBox();
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BOOL IsItemChecked(int nIndex) const;
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void CheckItem(int nIndex, BOOL fChecked = TRUE);
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void ToggleItem(int nIndex);
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void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
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int GetCheckRect(int nIndex, RECT* prc);
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void InvalidateItem(int nIndex, BOOL fRedraw = FALSE);
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int ItemHeight(void);
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void DrawCheck(HDC hdc, RECT* prc, BOOL fChecked);
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void OnSelChange(void);
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int m_xMargin;
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int m_yMargin;
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int m_cxDlgFrame;
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int m_cxCheck;
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int m_cyCheck;
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int m_iLastSel;
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HBITMAP m_hbmpCheck;
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};
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#endif // __CDLGLISTBOX_H__
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