2e235ee4d8
* contrib/gtwvg/*.prg
* contrib/gtwvg/gtwgud.c
* contrib/gtwvg/gtwvg.hbx
* contrib/gtwvg/gtwvgd.c
* contrib/gtwvg/wvgcore.c
* contrib/gtwvg/wvgcuig.c
* more sync with 3.4 fork, mostly code-style/whitespace with
some minor optimizations
292 lines
8.3 KiB
Plaintext
292 lines
8.3 KiB
Plaintext
/*
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* Xbase++ xbpMLE compatible Class
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*
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* Copyright 2008-2012 Pritpal Bedi <bedipritpal@hotmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file LICENSE.txt. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA (or visit https://www.gnu.org/licenses/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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/* EkOnkar
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* ( The LORD is ONE )
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*/
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#include "hbclass.ch"
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#include "inkey.ch"
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#include "hbgtinfo.ch"
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#include "hbgtwvg.ch"
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#include "wvtwin.ch"
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#include "wvgparts.ch"
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CREATE CLASS WvgMLE INHERIT WvgWindow, WvgDataRef
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VAR border INIT .T.
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VAR editable INIT .T.
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VAR horizScroll INIT .T.
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VAR vertScroll INIT .T.
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VAR wordWrap INIT .T.
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VAR ignoreTab INIT .F.
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VAR bufferLength INIT 32000
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METHOD new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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METHOD create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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METHOD configure( oParent, oOwner, aPos, aSize, aPresParams, lVisible ) VIRTUAL
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METHOD destroy()
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METHOD handleEvent( nMessage, aNM )
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METHOD clear()
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METHOD copyMarked()
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METHOD cutMarked()
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METHOD deleteMarked() VIRTUAL
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METHOD delete() VIRTUAL
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METHOD pasteMarked() VIRTUAL
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METHOD queryFirstChar() VIRTUAL
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METHOD queryMarked() VIRTUAL
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METHOD setFirstChar() VIRTUAL
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METHOD setMarked() VIRTUAL
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METHOD insert() VIRTUAL
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METHOD charFromLine( nLine ) VIRTUAL
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METHOD lineFromChar() VIRTUAL
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METHOD pos() VIRTUAL
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VAR sl_undo INIT .T.
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ACCESS undo INLINE iif( ::sl_undo, NIL, NIL )
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ASSIGN undo( lUndo ) INLINE ::sl_undo := lUndo
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METHOD setEditable() VIRTUAL
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METHOD setWrap() VIRTUAL
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VAR sl_hScroll
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ACCESS hScroll INLINE ::sl_hScroll
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ASSIGN hScroll( bBlock ) INLINE ::sl_hScroll := bBlock
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VAR sl_vScroll
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ACCESS vScroll INLINE ::sl_vScroll
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ASSIGN vScroll( bBlock ) INLINE ::sl_vScroll := bBlock
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METHOD changed( lChanged ) SETGET
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ENDCLASS
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METHOD WvgMLE:new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::wvgWindow:new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::style := WS_CHILD + ES_MULTILINE + ES_WANTRETURN
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::exStyle := WS_EX_CLIENTEDGE
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::className := "EDIT"
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::objType := objTypeMLE
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RETURN Self
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METHOD WvgMLE:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::wvgWindow:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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IF ::tabStop
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::style += WS_TABSTOP
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ENDIF
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IF ! ::editable
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::style += ES_READONLY
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ENDIF
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IF ::border
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::style += WS_BORDER
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ENDIF
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IF ! ::wordWrap
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IF ::horizScroll
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::style += WS_HSCROLL
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ELSE
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::style += ES_AUTOHSCROLL
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ENDIF
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ENDIF
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IF ::vertScroll
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::style += WS_VSCROLL
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ELSE
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::style += ES_AUTOVSCROLL
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ENDIF
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::oParent:addChild( Self )
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::createControl()
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::SetWindowProcCallback()
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IF ::visible
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::show()
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ENDIF
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::setPosAndSize()
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RETURN Self
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METHOD WvgMLE:handleEvent( nMessage, aNM )
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DO CASE
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CASE nMessage == HB_GTE_COMMAND
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DO CASE
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CASE aNM[ NMH_code ] == EN_KILLFOCUS
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IF HB_ISBLOCK( ::sl_killInputFocus )
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Eval( ::sl_killInputFocus, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == EN_SETFOCUS
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IF HB_ISBLOCK( ::sl_setInputFocus )
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Eval( ::sl_setInputFocus, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == EN_HSCROLL
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IF HB_ISBLOCK( ::sl_hScroll )
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Eval( ::sl_hScroll, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == EN_VSCROLL
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IF HB_ISBLOCK( ::sl_vScroll )
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Eval( ::sl_vScroll, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == EN_CHANGE
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CASE aNM[ NMH_code ] == EN_UPDATE
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CASE aNM[ NMH_code ] == EN_MAXTEXT
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ENDCASE
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CASE nMessage == HB_GTE_CTLCOLOR
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IF HB_ISNUMERIC( ::clr_FG )
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wvg_SetTextColor( aNM[ 1 ], ::clr_FG )
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ENDIF
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IF HB_ISNUMERIC( ::hBrushBG )
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wvg_SetBkMode( aNM[ 1 ], 1 )
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RETURN ::hBrushBG
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ELSE
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RETURN wvg_GetCurrentBrush( aNM[ 1 ] )
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ENDIF
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CASE nMessage == HB_GTE_ANY
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IF ::isParentCrt()
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DO CASE
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CASE aNM[ NMH_code ] == WM_KEYDOWN
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IF aNM[ 2 ] == VK_TAB
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::oParent:setFocus()
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RETURN EVENT_HANDELLED
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ENDIF
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CASE aNM[ NMH_code ] == WM_KILLFOCUS
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IF HB_ISBLOCK( ::sl_killInputFocus )
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Eval( ::sl_killInputFocus, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == WM_SETFOCUS
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IF HB_ISBLOCK( ::sl_setInputFocus )
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Eval( ::sl_setInputFocus, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == WM_HSCROLL
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IF HB_ISBLOCK( ::sl_hScroll )
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Eval( ::sl_hScroll, , , Self )
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ENDIF
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CASE aNM[ NMH_code ] == WM_VSCROLL
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IF HB_ISBLOCK( ::sl_vScroll )
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Eval( ::sl_vScroll, , , Self )
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ENDIF
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ENDCASE
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ENDIF
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ENDCASE
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RETURN EVENT_UNHANDELLED
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METHOD PROCEDURE WvgMLE:destroy()
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::wvgWindow:destroy()
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RETURN
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METHOD WvgMLE:changed( lChanged )
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LOCAL lChg := ::sendMessage( EM_GETMODIFY, 0, 0 )
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IF HB_ISLOGICAL( lChanged )
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::sendMessage( EM_SETMODIFY, iif( lChanged, 0, 1 ), 0 )
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ENDIF
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RETURN lChg
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METHOD WvgMLE:clear()
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LOCAL cText := ::getData()
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::setData( "" )
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RETURN Len( cText )
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METHOD WvgMLE:copyMarked()
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LOCAL n, nB, nE
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n := ::sendMessage( EM_GETSEL )
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nB := wvg_LOWORD( n )
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nE := wvg_HIWORD( n )
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IF ( n := nE - nB ) > 0
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wvt_SetClipboard( SubStr( ::getData(), nB, n ) )
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ENDIF
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RETURN n
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METHOD WvgMLE:cutMarked()
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LOCAL n, nB, nE, cText
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n := ::sendMessage( EM_GETSEL )
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nB := wvg_LOWORD( n )
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nE := wvg_HIWORD( n )
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IF ( n := nE - nB ) > 0
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cText := ::getData()
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::setData( SubStr( cText, 1, nB - 1 ) + SubStr( cText, nE ) )
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ENDIF
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RETURN n
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