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