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harbour-core/contrib/gtwvg/dialog.prg
2017-09-14 01:12:12 +00:00

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/*
* Xbase++ Compatible xbpDialog Class
*
* Copyright 2008-2012 Pritpal Bedi <bedipritpal@hotmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file LICENSE.txt. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA (or visit https://www.gnu.org/licenses/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
/* EkOnkar
* ( The LORD is ONE )
*/
#include "hbclass.ch"
#include "inkey.ch"
#include "hbgtinfo.ch"
#include "hbgtwvg.ch"
#include "wvtwin.ch"
#include "wvgparts.ch"
CREATE CLASS WvgDialog INHERIT WvgWindow
VAR oMenu
VAR aRect
VAR drawingArea
VAR tasklist INIT .T.
METHOD new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
METHOD create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
METHOD configure( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
METHOD destroy()
METHOD setFrameState( nState )
METHOD getFrameState()
METHOD menuBar()
METHOD showModal() INLINE NIL
METHOD setTitle( cTitle ) INLINE ::title := cTitle, hb_gtInfo( HB_GTI_WINTITLE, cTitle )
METHOD getTitle() INLINE hb_gtInfo( HB_GTI_WINTITLE )
METHOD calcClientRect() INLINE ::aRect := wvg_GetClientRect( ::hWnd ), { 0, 0, ::aRect[ 3 ], ::aRect[ 4 ] }
METHOD calcFrameRect() INLINE ::aRect := wvg_GetWindowRect( ::hWnd ), { ::aRect[ 1 ], ::aRect[ 2 ], ::aRect[ 3 ] - ::aRect[ 1 ], ::aRect[ 4 ] - ::aRect[ 2 ] }
ENDCLASS
METHOD WvgDialog:new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
::WvgWindow:new( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
::className := "WVGDIALOG"
::resizeMode := 0
::mouseMode := 0
::objType := objTypeDialog
::style := WS_THICKFRAME + WS_OVERLAPPED + WS_CAPTION + WS_SYSMENU + WS_MINIMIZEBOX + WS_MAXIMIZEBOX
RETURN Self
METHOD WvgDialog:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
LOCAL oW
::WvgWindow:create( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
IF ::lModal
::pGT := hb_gtCreate( "WGU" )
::pGTp := hb_gtSelect( ::pGT )
ELSE
hb_gtReload( "WGU" )
::pGT := hb_gtSelect()
ENDIF
hb_gtInfo( HB_GTI_PRESPARAMS, { ::exStyle, ::style, ::aPos[ 1 ], ::aPos[ 2 ], ;
::aSize[ 1 ], ::aSize[ 2 ], ::pGTp, .F., .F., HB_WNDTYPE_DIALOG } )
IF ::visible
hb_gtInfo( HB_GTI_SPEC, HB_GTS_SHOWWINDOW, SW_NORMAL )
ELSE
hb_gtInfo( HB_GTI_SPEC, HB_GTS_SHOWWINDOW, SW_HIDE )
ENDIF
::hWnd := hb_gtInfo( HB_GTI_SPEC, HB_GTS_WINDOWHANDLE )
hb_gtInfo( HB_GTI_RESIZABLE, ::resizable )
hb_gtInfo( HB_GTI_CLOSABLE, ::closable )
hb_gtInfo( HB_GTI_WINTITLE, ::title )
IF ! Empty( ::icon )
IF HB_ISNUMERIC( ::icon )
hb_gtInfo( HB_GTI_ICONRES, ::icon )
ELSEIF HB_ISSTRING( ::icon )
hb_gtInfo( HB_GTI_ICONFILE, ::icon )
ENDIF
ENDIF
IF ::lModal
hb_gtInfo( HB_GTI_DISABLE, ::pGTp )
ENDIF
IF ::visible
::lHasInputFocus := .T.
ENDIF
oW := WvgDrawingArea():new( Self ):create( , , { 0, 0 }, Self:currentSize(), , .F. )
IF ! Empty( oW:hWnd )
::drawingArea := oW
ELSE
::drawingArea := Self
ENDIF
hb_gtInfo( HB_GTI_NOTIFIERBLOCK, {| nEvent, ... | ::notifier( nEvent, ... ) } )
RETURN Self
METHOD WvgDialog:configure( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
::WvgWindow:configure( oParent, oOwner, aPos, aSize, aPresParams, lVisible )
RETURN Self
METHOD WvgDialog:destroy()
IF HB_ISOBJECT( ::oMenu )
::oMenu:destroy()
ENDIF
IF Len( ::aChildren ) > 0
AEval( ::aChildren, {| o | o:destroy() } )
ENDIF
IF ! Empty( ::hBrushBG )
wvg_DeleteObject( ::hBrushBG )
ENDIF
::pGT := NIL
::pGTp := NIL
RETURN Self
METHOD WvgDialog:setFrameState( nState )
LOCAL lSuccess := .F.
DO CASE
CASE nState == WVGDLG_FRAMESTAT_MINIMIZED
RETURN ::sendMessage( WM_SYSCOMMAND, SC_MINIMIZE, 0 ) != 0
CASE nState == WVGDLG_FRAMESTAT_MAXIMIZED
RETURN ::sendMessage( WM_SYSCOMMAND, SC_MAXIMIZE, 0 ) != 0
CASE nState == WVGDLG_FRAMESTAT_NORMALIZED
RETURN ::sendMessage( WM_SYSCOMMAND, SC_RESTORE, 0 ) != 0
ENDCASE
RETURN lSuccess
METHOD WvgDialog:getFrameState()
IF wvg_IsIconic( ::hWnd )
RETURN WVGDLG_FRAMESTAT_MINIMIZED
ENDIF
IF wvg_IsZoomed( ::hWnd )
RETURN WVGDLG_FRAMESTAT_MAXIMIZED
ENDIF
RETURN WVGDLG_FRAMESTAT_NORMALIZED
METHOD WvgDialog:menuBar()
IF ! HB_ISOBJECT( ::oMenu )
::oMenu := WvgMenuBar():New( Self ):create()
ENDIF
RETURN ::oMenu