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
324 lines
9.0 KiB
Plaintext
324 lines
9.0 KiB
Plaintext
/*
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* Xbase++ xbpTreeView 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 WvgComboBox INHERIT WvgWindow, WvgDataRef
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VAR type INIT WVGCOMBO_DROPDOWN
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VAR drawMode INIT WVG_DRAW_NORMAL
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VAR nCurSelected INIT 0
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VAR aInfo INIT NIL
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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 )
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METHOD destroy()
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METHOD handleEvent( nMessage, aNM )
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METHOD sendCBMessage( nMsg, wParam, lParam ) INLINE wvg_SendCBMessage( ::pWnd, nMsg, wParam, lParam )
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METHOD listBoxFocus( lFocus )
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METHOD listBoxSize()
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METHOD sleSize()
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METHOD addItem( cItem )
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METHOD clear() INLINE ::sendCBMessage( CB_RESETCONTENT )
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METHOD delItem( nIndex ) INLINE ::sendCBMessage( CB_DELETESTRING, nIndex - 1 )
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METHOD getItem( nIndex ) INLINE ::sendCBMessage( CB_GETLBTEXT, nIndex - 1 )
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METHOD insItem( nIndex, cItem ) INLINE ::sendCBMessage( CB_INSERTSTRING, nIndex - 1, cItem )
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METHOD setItem( nIndex, cItem ) VIRTUAL
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METHOD setIcon( nItem, cIcon )
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VAR oSLE
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VAR oListBox
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ACCESS XbpSLE INLINE ::oSLE
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ACCESS XbpListBox INLINE ::oListBox
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VAR sl_itemMarked
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VAR sl_itemSelected
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VAR sl_drawItem
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METHOD itemMarked( ... ) SETGET
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METHOD itemSelected( ... ) SETGET
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METHOD drawItem( ... ) SETGET
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ENDCLASS
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METHOD WvgComboBox: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 + WS_TABSTOP + WS_BORDER + WS_VSCROLL + CBS_NOINTEGRALHEIGHT + CBS_AUTOHSCROLL
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#if 0
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::exStyle := WS_EX_CLIENTEDGE
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#endif
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::className := "COMBOBOX"
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::objType := objTypeComboBox
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RETURN Self
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METHOD WvgComboBox:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::wvgWindow:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::oParent:AddChild( Self )
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DO CASE
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CASE ::type == WVGCOMBO_DROPDOWNLIST
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::style += CBS_DROPDOWNLIST
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CASE ::type == WVGCOMBO_SIMPLE
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::style += CBS_SIMPLE
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OTHERWISE
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::style += CBS_DROPDOWN
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ENDCASE
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::createControl()
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#if 0
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::SetWindowProcCallback() /* Let parent control the events - WM_COMMAND */
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#endif
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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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/* Build SLE and ListBox Part - May not be available for all Windows Versions - How to handle then ? */
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IF ! Empty( ::aInfo := ::sendCBMessage( CB_GETCOMBOBOXINFO ) )
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::oSLE := WvgSLE():new()
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::oSLE:oParent := Self
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::oSLE:hWnd := ::aInfo[ 5 ]
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::oSLE:pWnd := win_N2P( ::aInfo[ 5 ] )
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::oListBox := WvgListBox():new()
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::oListBox:oParent := Self
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::oListBox:hWnd := ::aInfo[ 6 ]
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::oListBox:pWnd := win_N2P( ::aInfo[ 6 ] )
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ENDIF
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RETURN Self
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METHOD WvgComboBox:configure( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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::Initialize( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
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RETURN Self
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METHOD PROCEDURE WvgComboBox:destroy()
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#if 0
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IF HB_ISOBJECT( ::oSLE )
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::oSLE:destroy()
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ENDIF
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IF HB_ISOBJECT( ::oListBox )
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::oListBox:destroy()
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ENDIF
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#endif
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::wvgWindow:destroy()
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RETURN
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METHOD WvgComboBox:handleEvent( nMessage, aNM )
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DO CASE
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CASE nMessage == HB_GTE_RESIZED
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IF ::isParentCrt()
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::rePosition()
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ENDIF
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::sendMessage( WM_SIZE, 0, 0 )
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CASE nMessage == HB_GTE_COMMAND
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DO CASE
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CASE aNM[ 1 ] == CBN_SELCHANGE
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::nCurSelected := ::editBuffer := wvg_lbGetCurSel( ::hWnd ) + 1
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IF ::isParentCrt()
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::oParent:setFocus()
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ENDIF
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::itemMarked()
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IF ::isParentCrt()
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IF ::pointerFocus
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::setFocus()
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ENDIF
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ENDIF
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CASE aNM[ 1 ] == CBN_DBLCLK
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::editBuffer := ::nCurSelected
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IF ::isParentCrt()
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::oParent:setFocus()
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ENDIF
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::itemSelected()
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IF ::isParentCrt()
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IF ::pointerFocus
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::setFocus()
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ENDIF
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ENDIF
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CASE aNM[ 1 ] == CBN_KILLFOCUS
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::killInputFocus()
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CASE aNM[ 1 ] == CBN_SETFOCUS
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::setInputFocus()
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ENDCASE
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CASE nMessage == HB_GTE_KEYTOITEM
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IF aNM[ 1 ] == K_ENTER
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IF ::isParentCrt()
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::oParent:setFocus()
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ENDIF
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::itemSelected()
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IF ::isParentCrt()
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IF ::pointerFocus
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::setFocus()
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ENDIF
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ENDIF
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ENDIF
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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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ENDCASE
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RETURN EVENT_UNHANDELLED
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METHOD WvgComboBox:addItem( cItem )
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IF HB_ISSTRING( cItem )
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RETURN ::sendCBMessage( CB_ADDSTRING, cItem )
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ENDIF
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RETURN -1
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METHOD WvgComboBox:listBoxFocus( lFocus )
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LOCAL lOldFocus := ::sendCBMessage( CB_GETDROPPEDSTATE )
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IF HB_ISLOGICAL( lFocus )
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::sendCBMessage( CB_SHOWDROPDOWN, lFocus )
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ENDIF
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RETURN lOldFocus
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METHOD WvgComboBox:sleSize()
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IF HB_ISOBJECT( ::oSLE )
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RETURN ::oSLE:currentSize()
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ENDIF
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RETURN { 0, 0 }
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METHOD WvgComboBox:listBoxSize()
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IF HB_ISOBJECT( ::oListBox )
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RETURN ::oListBox:currentSize()
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ENDIF
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RETURN { 0, 0 }
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METHOD WvgComboBox:setIcon( nItem, cIcon )
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HB_SYMBOL_UNUSED( nItem )
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HB_SYMBOL_UNUSED( cIcon )
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RETURN Self
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METHOD WvgComboBox:itemMarked( ... )
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LOCAL a_ := hb_AParams()
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IF Len( a_ ) == 1 .AND. HB_ISBLOCK( a_[ 1 ] )
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::sl_itemMarked := a_[ 1 ]
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ELSEIF Len( a_ ) >= 0 .AND. HB_ISBLOCK( ::sl_itemMarked )
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Eval( ::sl_itemMarked, , , Self )
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ENDIF
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RETURN Self
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METHOD WvgComboBox:itemSelected( ... )
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LOCAL a_ := hb_AParams()
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IF Len( a_ ) == 1 .AND. HB_ISBLOCK( a_[ 1 ] )
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::sl_itemSelected := a_[ 1 ]
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ELSEIF Len( a_ ) >= 0 .AND. HB_ISBLOCK( ::sl_itemSelected )
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Eval( ::sl_itemSelected, , , Self )
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ENDIF
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RETURN Self
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METHOD WvgComboBox:drawItem( ... )
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LOCAL a_ := hb_AParams()
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IF Len( a_ ) == 1 .AND. HB_ISBLOCK( a_[ 1 ] )
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::sl_xbePDrawItem := a_[ 1 ]
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ELSEIF Len( a_ ) >= 2 .AND. HB_ISBLOCK( ::sl_xbePDrawItem )
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Eval( ::sl_xbePDrawItem, a_[ 1 ], a_[ 2 ], Self )
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ENDIF
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RETURN Self
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