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edslrare.c File Reference

#include "precomp.h"

Go to the source code of this file.

Functions

LONG SLCreate (PED ped, LPCREATESTRUCT lpCreateStruct)
 !! CREATESTRUCT AorW and in other routines

BOOL SLUndo (PED ped)

Function Documentation

LONG SLCreate (  PED  ped,
LPCREATESTRUCT  lpCreateStruct
) 
 

!! CREATESTRUCT AorW and in other routines

Definition at line 27 of file edslrare.c.

References CBLISTBOXID, tagED::cLines, ECCreate(), ECSetFont(), ECSetPasswordChar(), ECSetText(), FALSE, tagED::fAnsi, GetDlgItem(), gHighestUserAddress, IsEmptyString(), tagED::listboxHwnd, NULL, tagED::pwnd, REBASEPTR, TRUE, UINT, and UNDO_NONE.

Referenced by SLEditWndProc(). 

00030 {
00031     LPSTR lpWindowText;
00032     LONG windowStyle = ped->pwnd->style;
00033 
00034     /*
00035      * Do the standard creation stuff
00036      */
00037     if (!ECCreate(ped, windowStyle))
00038         return (-1);
00039 
00040     /*
00041      * Single lines always have no undo and 1 line
00042      */
00043     ped->cLines = 1;
00044     ped->undoType = UNDO_NONE;
00045 
00046     /*
00047      * Check if this edit control is part of a combobox and get a pointer to the
00048      * combobox structure.
00049      */
00050     if (windowStyle & ES_COMBOBOX)
00051         ped->listboxHwnd = GetDlgItem(lpCreateStruct->hwndParent, CBLISTBOXID);
00052 
00053     /*
00054      * Set the default font to be the system font.
00055      */
00056     ECSetFont(ped, NULL, FALSE);
00057 
00058     /*
00059      * Set the window text if needed. Return false if we can't set the text
00060      * SLSetText notifies the parent in case there is a no memory error.
00061      */
00062     if ((ULONG_PTR)lpCreateStruct->lpszName > gHighestUserAddress)
00063         lpWindowText = REBASEPTR(ped->pwnd, (PVOID)lpCreateStruct->lpszName);
00064     else
00065         lpWindowText = (LPSTR)lpCreateStruct->lpszName;
00066 
00067     if ((lpWindowText != NULL)
00068             && !IsEmptyString(lpWindowText, ped->fAnsi)
00069             && !ECSetText(ped, lpWindowText)) {
00070         return (-1);
00071     }
00072 
00073     if (windowStyle & ES_PASSWORD)
00074         ECSetPasswordChar(ped, (UINT)'*');
00075 
00076     return TRUE;
00077 }

BOOL SLUndo (  PED  ped  ) 
 

Definition at line 87 of file edslrare.c.

References BOOL, ECDeleteText(), ECInvalidateClient(), ECNotifyParent(), FALSE, FChildVisible(), FWINABLE, tagED::hwnd, ICH, IsWindow(), NotifyWinEvent(), NULL, PBYTE, SLInsertText(), SLSetSelection(), TRUE, UNDO_DELETE, UNDO_INSERT, UNDO_NONE, and UserGlobalFree.

Referenced by SLEditWndProc(), and SLReplaceSel(). 

00089 {
00090     PBYTE hDeletedText = ped->hDeletedText;
00091     BOOL fDelete = (BOOL)(ped->undoType & UNDO_DELETE);
00092     ICH cchDeleted = ped->cchDeleted;
00093     ICH ichDeleted = ped->ichDeleted;
00094     BOOL fUpdate = FALSE;
00095 
00096     if (ped->undoType == UNDO_NONE) {
00097 
00098         /*
00099          * No undo...
00100          */
00101         return FALSE;
00102     }
00103 
00104     ped->hDeletedText = NULL;
00105     ped->cchDeleted = 0;
00106     ped->ichDeleted = (ICH)-1;
00107     ped->undoType &= ~UNDO_DELETE;
00108 
00109     if (ped->undoType == UNDO_INSERT) {
00110         ped->undoType = UNDO_NONE;
00111 
00112         /*
00113          * Set the selection to the inserted text
00114          */
00115         SLSetSelection(ped, ped->ichInsStart, ped->ichInsEnd);
00116         ped->ichInsStart = ped->ichInsEnd = (ICH)-1;
00117 
00118 #ifdef NEVER
00119 
00120         /*
00121          * Now send a backspace to deleted and save it in the undo buffer...
00122          */
00123         SLCharHandler(pped, VK_BACK);
00124         fUpdate = TRUE;
00125 #else
00126 
00127         /*
00128          * Delete the selected text and save it in undo buff.
00129          * Call ECDeleteText() instead of sending a VK_BACK message
00130          * which results in an EN_UPDATE notification send even before
00131          * we insert the deleted chars. This results in Bug #6610.
00132          * Fix for Bug #6610 -- SANKAR -- 04/19/91 --
00133          */
00134         if (ECDeleteText(ped)) {
00135 
00136             /*
00137              * Text was deleted -- flag for update and clear selection
00138              */
00139             fUpdate = TRUE;
00140             SLSetSelection(ped, ichDeleted, ichDeleted);
00141         }
00142 #endif
00143     }
00144 
00145     if (fDelete) {
00146         HWND hwndSave = ped->hwnd; // Used for validation.
00147 
00148         /*
00149          * Insert deleted chars. Set the selection to the inserted text.
00150          */
00151         SLSetSelection(ped, ichDeleted, ichDeleted);
00152         SLInsertText(ped, hDeletedText, cchDeleted);
00153         UserGlobalFree(hDeletedText);
00154         if (!IsWindow(hwndSave))
00155             return FALSE;
00156         SLSetSelection(ped, ichDeleted, ichDeleted + cchDeleted);
00157         fUpdate = TRUE;
00158     }
00159 
00160     if (fUpdate) {
00161         /*
00162          * If we have something to update, send EN_UPDATE before and
00163          * EN_CHANGE after the actual update.
00164          * A part of the fix for Bug #6610 -- SANKAR -- 04/19/91 --
00165          */
00166         ECNotifyParent(ped, EN_UPDATE);
00167 
00168         if (FChildVisible(ped->hwnd)) {
00169 // JimA changed this to ECInvalidateClient(ped, FALSE) Nov 1994
00170 //            GetClientRect(ped->hwnd, &rcEdit);
00171 //            if (ped->fBorder && rcEdit.right - rcEdit.left && rcEdit.bottom - rcEdit.top) {
00172 //
00173 //                /*
00174 //                 * Don't invalidate the border so that we avoid flicker
00175 //                 */
00176 //                InflateRect(&rcEdit, -1, -1);
00177 //            }
00178 //            NtUserInvalidateRect(ped->hwnd, &rcEdit, FALSE);
00179             ECInvalidateClient(ped, FALSE);
00180         }
00181 
00182         ECNotifyParent(ped, EN_CHANGE);
00183 
00184         if (FWINABLE()) {
00185             NotifyWinEvent(EVENT_OBJECT_VALUECHANGE, ped->hwnd, OBJID_CLIENT, INDEXID_CONTAINER);
00186         }
00187     }
00188 
00189     return TRUE;
00190 }

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