/*++

Copyright (c) 1992  Microsoft Corporation

Module Name:

    find.c

Abstract:

    This file contains the code for dealing with the Find Dialog box

Author:

    Jim Schaad (jimsch)

Environment:

    Win32 - User

--*/


#include "precomp.h"
#pragma hdrstop

#include "include\cntxthlp.h"

#define extraPick                       (*((BOOL *)&wGeneric1))

/***    DlgFind

**  Synopsis:
**      bool = DlgFind(hwnd, message, wParam, lParam)

**  Entry:

**  Returns:

**  Description:
**      Processes messages for "FIND" dialog box
**      (Edit Find Option)

**      MESSAGES:

**              WM_INITDIALOG - Initialize dialog box
**              WM_COMMAND- Input received
**              WM_HELP - Context-sensitive help
**              WM_CONTEXTMENU - Right click received

*/

INT_PTR
CALLBACK
DlgFind(
       HWND hDlg,
       UINT message,
       WPARAM wParam,
       LPARAM lParam
       )
{
    static DWORD HelpArray[]=
    {
       ID_FIND_WHAT, IDH_WHAT,
       ID_FIND_WHOLEWORD, IDH_WHOLE,
       ID_FIND_MATCHUPLO, IDH_CASE,
       ID_FIND_REGEXP, IDH_REGEXPR,
       ID_FIND_UP, IDH_UP,
       ID_FIND_DOWN, IDH_DOWN,
       ID_FIND_NEXT, IDH_FINDNEXT,
       ID_FIND_TAGALL, IDH_TAGALL,
       ID_FINDNEXT_TAGALL, IDH_TAGALL,
       0, 0
    };

    Unused(lParam);

    switch (message) {

    case WM_INITDIALOG: {

            BOOL lookAround = TRUE;
            int i;
            LPSTR s;

            frMem.replaceAll = FALSE;
            frMem.oneLineDone = FALSE;
            frMem.allTagged = FALSE;
            SetStopLimit();

            //Retrieve text from document, blank string if nothing found
            //and send string to dialog box
            if (GetCurrentText(curView, &lookAround,
                               (LPSTR)findReplace.findWhat,
                               MAX_USER_LINE, &frMem.leftCol, NULL)) {

                //Temporarly put the string in the picklist
                extraPick = InsertInPickList(FIND_PICK);

            } else {
                extraPick = FALSE;
            }

            frMem.rightCol = frMem.leftCol;

            SendDlgItemMessage(hDlg, ID_FIND_WHAT,
                               CB_LIMITTEXT, MAX_USER_LINE, (DWORD) NULL);
            SendDlgItemMessage(hDlg, ID_FIND_WHAT, WM_SETTEXT, 0,
                               (LPARAM)((LPSTR)findReplace.findWhat));

            //Transfer boolean values to Dialog Box
            SendDlgItemMessage(hDlg, ID_FIND_MATCHUPLO, BM_SETCHECK,
                               findReplace.matchCase, 0L);
            SendDlgItemMessage(hDlg, ID_FIND_WHOLEWORD, BM_SETCHECK,
                               !findReplace.regExpr & findReplace.wholeWord, 0L);
            SendDlgItemMessage(hDlg, ID_FIND_REGEXP, BM_SETCHECK,
                               findReplace.regExpr, 0L);
            EnableWindow(GetDlgItem(hDlg, ID_FIND_WHOLEWORD),
                         !findReplace.regExpr);

            if (Views[curView].Doc > -1) {
                if (Docs[Views[curView].Doc].docType == DOC_WIN) {
                    EnableWindow(GetDlgItem(hDlg, ID_FIND_TAGALL),TRUE);
                }
            }

            if (findReplace.goUp) {
                SendDlgItemMessage(hDlg, ID_FIND_UP, BM_SETCHECK, TRUE, 0L);
            } else {
                SendDlgItemMessage(hDlg, ID_FIND_DOWN, BM_SETCHECK, TRUE, 0L);
            }

            //Set the line to start find
            frMem.line = Views[curView].Y;

            //Fill find pick list
            for (i = 0 ; i < findReplace.nbInPick[FIND_PICK]; i++) {
                Dbg(s = (LPSTR)GlobalLock(findReplace.hPickList[FIND_PICK][i]));
                SendDlgItemMessage(hDlg, ID_FIND_WHAT, CB_INSERTSTRING, (WPARAM)-1,
                                   (LPARAM)s);

                //SendMessage( GetDlgItem( hDlg, ID_FIND_WHAT ),
                //             CB_INSERTSTRING,
                //             (WPARAM)-1,
                //             (LPARAM)s );

                Dbg(GlobalUnlock (findReplace.hPickList[FIND_PICK][i]) == FALSE);
            }

            return TRUE;
        }

      case WM_HELP:
          WinHelp((HWND)((LPHELPINFO) lParam)->hItemHandle, "windbg.hlp", HELP_WM_HELP,
             (DWORD_PTR)(LPVOID) HelpArray );
          return TRUE;

      case WM_CONTEXTMENU:
          WinHelp ((HWND) wParam, "windbg.hlp", HELP_CONTEXTMENU,
             (DWORD_PTR)(LPVOID) HelpArray );
          return TRUE;

    case WM_COMMAND: {
            switch (wParam) {

            case ID_FIND_TAGALL:
                if (extraPick) {
                    RemoveFromPick(FIND_PICK);
                }


                if (SendDlgItemMessage(hDlg, ID_FIND_WHAT, WM_GETTEXT,
                                       MAX_USER_LINE,
                                       (LPARAM)((LPSTR)findReplace.findWhat))) {
                    InsertInPickList(FIND_PICK);

                    if (FindNext(hDlg, Views[curView].Y, Views[curView].X,
                                 FALSE, FALSE, TRUE)) {
                        if (!frMem.hadError) {
                            TagAll(hDlg, frMem.line);
                        }
                    }
                }
                EndDialog(hDlg, FALSE);
                return TRUE;

            case ID_FIND_MATCHUPLO:
                findReplace.matchCase = !findReplace.matchCase;
                return TRUE;

            case ID_FIND_REGEXP:
                findReplace.regExpr = !findReplace.regExpr;
                SendDlgItemMessage(hDlg, ID_FIND_WHOLEWORD, BM_SETCHECK,
                                   !findReplace.regExpr & findReplace.wholeWord, 0L);
                EnableWindow(GetDlgItem(hDlg, ID_FIND_WHOLEWORD),
                             !findReplace.regExpr);
                return TRUE;

            case ID_FIND_WHOLEWORD:
                findReplace.wholeWord = !findReplace.wholeWord;
                return TRUE;

            case ID_FIND_UP:
                findReplace.goUp = TRUE;
                return TRUE;

            case ID_FIND_DOWN:
                findReplace.goUp = FALSE;
                return TRUE;

            case ID_FIND_NEXT: {

                    if (SendDlgItemMessage(hDlg, ID_FIND_WHAT, WM_GETTEXT,
                                           MAX_USER_LINE,
                                           (LPARAM)((LPSTR)findReplace.findWhat))) {
                        InsertInPickList(FIND_PICK);
                        if (FindNext(hDlg, Views[curView].Y, Views[curView].X,
                                     FALSE, TRUE, TRUE)) {

                            frMem.firstFindNextInvoc = TRUE;
                            EndDialog(hDlg, !frMem.hadError);
                        } else {
                            SetStopLimit();
                            SetFocus(GetDlgItem(hDlg, ID_FIND_WHAT));
                        }
                    }
                    return TRUE;
                }

            case IDCANCEL :
                {

                    LPSTR old;

                    //Remove the extra pick we inserted
                    if (extraPick) {
                        RemoveFromPick(FIND_PICK);
                    }

                    //Replace the findWhat with the latest in picklist
                    if (findReplace.nbInPick[FIND_PICK] > 0) {
                        Dbg(old = (LPSTR)GlobalLock(findReplace.hPickList[FIND_PICK][0]));
                        lstrcpy(findReplace.findWhat, old);
                        Dbg(GlobalUnlock(findReplace.hPickList[FIND_PICK][0]) == FALSE);
                    } else {
                        findReplace.findWhat[0] = '\0';
                    }

                    EndDialog(hDlg, FALSE);
                    return TRUE;
                }
            }
            break;
        }
    }

    return (FALSE);
}                                       /* DlgFind() */