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// Copyright (C) 1993-1997 Microsoft Corporation. All rights reserved.
#if _MSC_VER > 1000
#pragma once
#endif
#ifndef _CDLG_H_
#define _CDLG_H_
#include "cstr.h"
#ifndef _INC_COMMCTRL
#include <commctrl.h>
#endif
#ifndef _HHCTRL_H_
#include "hhctrl.h"
#endif
#include "clistbox.h"
#include "lockout.h"
void STDCALL CenterWindow(HWND hwndParent, HWND hwnd);
class CDlgCheckListBox;
/*
* Similar to CDialog, but calls OnCommand() instead of using a message * map (i.e., this uses a smaller working set then CDialog). When * initializing or when IDOK is processed, Cdlg calls OnBeginOrEnd() (or * m_pBeginOrEnd() for non-subclassed instances). CDlg includes * CDlg_ and DDV_ variants which can be used instead of the MFC versions. * Unlike MFC, CDlg_Text works with either a CStr or an array. */
class CDlg{public: typedef BOOL (* BEGIN_OR_END_PROC)(CDlg*);
CDlg(HWND hwndParent, UINT idTemplate); CDlg(CHtmlHelpControl* phhCtrl, UINT idTemplate); ~CDlg();
BOOL m_fInitializing; inline BOOL Initializing(void) { return m_fInitializing; }
// Following defaults to TRUE to have dialog centered in it's parent
BOOL m_fCenterWindow;
int DoModal(void); HWND DoModeless(void);
// To create the dialog as a Unicode dialog when possible, call SetUnicode(TRUE).
// When turned on, we'll attempt to create the dialog using CreateDialog[Param]W.
// If this fails (i.e. on Win9x) the dialog will be created as Ansi, and IsUnicode will
// thereafter return FALSE. Thus IsUnicode won't be accurate until you've called
// DoModal or DoModeless. It WILL be accurate during dialog init.
void SetUnicode(BOOL fUnicode) { m_fUnicode = fUnicode; } BOOL IsUnicode() const { return m_fUnicode; }
// Called before IDOK and IDCANCEL are processed. Return TRUE to continue
// processing.
virtual BOOL OnCommand(WPARAM wParam, LPARAM lParam) { return OnMsg(wParam); };
/*
* Return FALSE to cancel ending of the dialog, TRUE to accept. * m_fInitializing will be set to TRUE if this function is being called * to initialize the dialog. */
virtual BOOL OnBeginOrEnd() { return TRUE; };
// The following functions are always called unless the dialog is
// shutting down. You can use these instead of using a msg list.
virtual void OnButton(UINT id) { }; // called before processing OKAY and Cancel
virtual void OnSelChange(UINT id) { }; // either list box or combo box
virtual void OnDoubleClick(UINT id) { }; // either list box or combo box
virtual void OnEditChange(UINT id) { };
// Called for everything except WM_INITDIALOG, WM_COMMAND, WM_HELP, and
// WM_CONTEXTMENU.
virtual LRESULT OnDlgMsg(UINT msg, WPARAM wParam, LPARAM lParam) { return FALSE; }
void InitializeSpinControl(UINT idSpin, UINT idBuddy, int minVal, int maxVal) const { SendMessage(idSpin, UDM_SETBUDDY, (WPARAM) GetDlgItem(idBuddy)); SendMessage(idSpin, UDM_SETRANGE, 0, MAKELPARAM(maxVal, minVal)); }
HWND GetDlgItem(int idDlgControl) const {#ifdef _DEBUG
ASSERT_COMMENT(::GetDlgItem(m_hWnd, idDlgControl), "Invalid Dialog Item id");#endif
return ::GetDlgItem(m_hWnd, idDlgControl); };
void SetWindowText(int idControl, PCSTR pszText) const { (void) ::SetWindowText(GetDlgItem(idControl), pszText); }; void SetWindowText(int idControl, int idResource) const { (void) ::SetWindowText(GetDlgItem(idControl), GetStringResource(idResource)); }; void SetWindowText(PCSTR pszText) const { (void) ::SetWindowText(m_hWnd, pszText); }; void GetWindowText(int idControl, PSTR pszText, int cchMax = MAX_PATH) const { (void) ::GetWindowText(GetDlgItem(idControl), pszText, cchMax); }; int GetWindowTextLength(int id) const { return ::GetWindowTextLength(GetDlgItem(id)); }; void SetFocus(int id) const { (void) ::SetFocus(GetDlgItem(id)); }; void EndDialog(int result) const { (void) ::EndDialog(m_hWnd, result); }; void EnableWindow(int id, BOOL fEnable = TRUE) const { (void) ::EnableWindow(GetDlgItem(id), fEnable); }; void DisableWindow(int id) const { (void) ::EnableWindow(GetDlgItem(id), FALSE); }; void SetWindowLong(int index, LONG lval) const { ::SetWindowLong(m_hWnd, index, lval); }
int GetCheck(int id) const { return (int) SendDlgItemMessage(m_hWnd, id, BM_GETCHECK, 0, 0L); }; void SetCheck(int id, int check = TRUE) const { (void) SendDlgItemMessage(m_hWnd, id, BM_SETCHECK, (WPARAM)(int)(check), 0); }; void UnCheck(int id) const { (void) SendDlgItemMessage(m_hWnd, id, BM_SETCHECK, FALSE, 0); };
INT_PTR SendMessage(int id, UINT msg, WPARAM wParam = 0, LPARAM lParam = 0) const { return ::SendDlgItemMessage(m_hWnd, id, msg, wParam, lParam); }; void ShowWindow(int id, int flag = SW_SHOW) const { ::ShowWindow(GetDlgItem(id), flag); }; void HideWindow(int id) const { ::ShowWindow(GetDlgItem(id), SW_HIDE); };
// Point this to a function if you don't want to subclass CDlg.
// The function will be called instead of OnBeginOrEnd().
BEGIN_OR_END_PROC m_pBeginOrEnd;
HWND m_hWnd; BOOL m_fFocusChanged; // set to TRUE if you change focus during initialization
LPCTSTR m_lpDialogTemplate;
/////////////////////////////////////////////////////////////////////
/*
Fill these in before calling DoModal() to get Context-Sensitive Help
Alternatively, put the following in your constructor or OnBeginOrEnd():
BEGIN_HELPIDS() IDHHA_CHECK_EXTENDED_INFO, IDH_CHECK_EXTENDED_INFO, END_HELPIDS(AfxGetApp()->m_pszHelpFilePath) */
DWORD* m_aHelpIds; PCSTR m_pszHelpFile;
#define BEGIN_HELPIDS() \
static const DWORD aHelpIds[] = { #define END_HELPIDS(pszHelpFile) \
0, 0 \ }; \ m_aHelpIds = (DWORD*) aHelpIds; \ m_pszHelpFile = pszHelpFile;
/////////////////////////////////////////////////////////////////////
// For notification messages (e.g., EN_CHANGE, BN_CLICKED)
// initialize m_pmsglist and you don't need OnButton and OnCommand
typedef void (CDlg::* CDLG_PROC)(void);
typedef struct { UINT idMessage; UINT idControl; void (CDlg::* pfunc)(void); } CDLG_MESSAGE_LIST;
#define ON_CDLG_BUTTON(idButton, pfunc) \
{ BN_CLICKED, idButton, (CDLG_PROC) pfunc }, #define ON_CDLG_MSG(idMsg, idButton, pfunc) \
{ idMsg, idButton, (CDLG_PROC) pfunc },
#define BEGIN_MSG_LIST() \
static const CDLG_MESSAGE_LIST msglist[] = { #define END_MSG_LIST() \
{ 0, 0, 0 } }; \ m_pmsglist = &msglist[0];
/*
Sample usage:
BEGIN_MSG_LIST() ON_CDLG_BUTTON(IDHHA_ADD_FOO, AddFoo) ON_CDLG_MSG(EN_CHANGE, IDHHA_EDIT, FooChanged) END_MSG_LIST()
SET_MSG_LIST; // use in constructor or OnBeginOrEnd()
*/
const CDLG_MESSAGE_LIST* m_pmsglist; CHtmlHelpControl* m_phhCtrl;
void MakeCheckedList(int idLB); CDlgCheckListBox* m_pCheckBox;
operator HWND() const { return m_hWnd; }
protected: friend BOOL STDCALL CDlgProc(HWND, UINT, WPARAM, LPARAM); LRESULT OnContextMenu(HWND hwnd); LRESULT OnHelp(HWND hwnd); BOOL OnMsg(WPARAM wParam);
HWND m_hwndParent; BOOL m_fModeLess; BOOL m_fShuttingDown; CLockOut m_LockOut;private: BOOL m_fUnicode; // Do we attempt to create a Unicode dialog?
};
// Header-only classes for coding convenience
class CDlgComboBox{public: CDlgComboBox() { m_hWnd = NULL; } CDlgComboBox(HWND hwndParent, int id) { m_hWnd = GetDlgItem(hwndParent, id); ASSERT_COMMENT(m_hWnd, "Invalid Combo-box id"); } void Initialize(int id) { ASSERT(m_hWnd); m_hWnd = GetDlgItem(GetParent(m_hWnd), id); }; void Initialize(HWND hdlg, int id) { m_hWnd = ::GetDlgItem(hdlg, id); };
INT_PTR SendMessage(UINT msg, WPARAM wParam = 0, LPARAM lParam = 0) const { return ::SendMessage(m_hWnd, msg, wParam, lParam); };
void Enable(BOOL fEnable = TRUE) const { EnableWindow(m_hWnd, fEnable); };
int GetText(PSTR psz, int cchMax = MAX_PATH) const { return GetWindowText(m_hWnd, psz, cchMax); }; INT_PTR GetLBText(PSTR psz, int iSel) const { return SendMessage(CB_GETLBTEXT, iSel, (LPARAM) psz); } int GetTextLength() const { return GetWindowTextLength(m_hWnd); }; void SetText(PCSTR psz) const { (void) ::SetWindowText(m_hWnd, psz); };
INT_PTR GetCount() const { return SendMessage(CB_GETCOUNT); }; void ResetContent() const { SendMessage(CB_RESETCONTENT); }; void Reset() const { SendMessage(CB_RESETCONTENT); };
INT_PTR AddString(PCSTR psz) const { return SendMessage(CB_ADDSTRING, 0, (LPARAM) psz); }; INT_PTR InsertString(int index, PCSTR psz) const { return SendMessage(CB_INSERTSTRING, index, (LPARAM) psz); }; INT_PTR DeleteString(int index) const { return SendMessage(CB_DELETESTRING, index); };
INT_PTR GetItemData(int index) const { return SendMessage(CB_GETITEMDATA, index); }; INT_PTR SetItemData(int index, int data) const { return SendMessage(CB_SETITEMDATA, index, data); };
INT_PTR GetCurSel() const { return SendMessage(CB_GETCURSEL); }; void SetCurSel(int index = 0) const { (void) SendMessage(CB_SETCURSEL, index); }; void SetEditSel(int iStart, int iEnd) const { (void) SendMessage(CB_SETEDITSEL, 0, MAKELPARAM(iStart, iEnd)); }; void SelectEditContol(void) const { SendMessage(CB_SETEDITSEL, 0, MAKELPARAM(0, -1)); };
INT_PTR FindString(PCSTR pszString, int iStart = -1) const { return SendMessage(CB_FINDSTRING, iStart, (LPARAM) pszString); }; INT_PTR SelectString(PCSTR pszString, int iStart = -1) const { return SendMessage(CB_SELECTSTRING, iStart, (LPARAM) pszString); };
HWND m_hWnd;};
#endif // _CDLG_H_
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