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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 1/7
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- TITLE : Graying Buttons with Turbo Vision.
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- The following source code provides an example of graying a
- button when using Borland's C++ Turbo Vision Framework for DOS.
- A MAKEFILE is also included.
-
-
- /****************************************************************
- * *
- * BUTTON.CPP *
- * This module contains code to set up a dialog box with three*
- * buttons. The first button toggles the second button between*
- * an enabled and disabled state. The third is just an OK *
- * button to close the box. *
- * *
- * SUPPORT MODULE for grey button example. *
- * *
- ****************************************************************
- * *
- * This code was written by Borland Technical Support. *
- * It is provided as is with no warranties expressed or implied *
- * *
- ***************************************************************/
-
- #define Uses_TRect
- #define Uses_TView
- #define Uses_TEvent
- #define Uses_TButton
- #define Uses_TLabel
- #define Uses_TDialog
- #define Uses_MsgBox
- #include <tv.h>
-
- #pragma hdrstop
-
- #include "button.h"
- #include "cmds.h"
-
-
- /****************************************************************
- * *
- * class TButtonDialog *
- * *
- ****************************************************************
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 2/7
-
- TITLE : Graying Buttons with Turbo Vision.
-
-
-
-
- * TButtonDialog::TButtonDialog *
- * Initialize the dialog box - add the appropriate labels and *
- * buttons and set option to center it on the screen. *
- ****************************************************************/
-
- TButtonDialog::TButtonDialog(TRect& r, char *title) :
- TDialog( r, title ),
- TWindowInit( initFrame )
- {
- TButton *TB;
-
- TB = new TButton( TRect(2,2,12,4), "~T~oggle", cmToggle,
- bfNormal );
- insert( TB );
- insert( new TLabel( TRect(13,2,37,3), "Toggle
- enabled/disabled", TB ) );
-
- TB = new TButton( TRect(2,4,12,6), "T~e~ster", cmTester,
- bfNormal );
- insert( TB );
- insert( new TLabel( TRect(13,4,25,5), "Test Button", TB ) );
-
- insert( new TButton( TRect(14,7,24,9), "O~K~", cmOK,
- bfDefault ) );
-
- options |= ofCentered;
- selectNext( False );
- }
-
-
- /****************************************************************
- * TTestList::handleEvent
- * Handle the command events from the <Toggle> and <Tester>
- buttons.
- ****************************************************************/
-
- void TButtonDialog::handleEvent( TEvent& event )
- {
- TDialog::handleEvent( event );
-
- if( event.what == evCommand )
- {
- switch( event.message.command )
-
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 3/7
-
- TITLE : Graying Buttons with Turbo Vision.
-
-
-
-
- {
- case cmToggle: // Toggle tester button on/off
- if( commandEnabled( cmTester ) )
- disableCommand( cmTester );
- else
- enableCommand( cmTester );
- break;
-
- case cmTester: // Put up a message box...
- messageBox( "Tester button pressed...",
- mfOKButton | mfInformation
- );
- break;
-
- default:
- return;
- }
- clearEvent(event);
- }
- }
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-
-
- /****************************************************************
- * BUTTON.H *
- * Header file to support BUTTON.CPP. Contains the dialog *
- * class *
- * used for the buttons. *
- * *
- * HEADER FILE for grey button example. *
- * *
- ****************************************************************
- * *
- * This code was written by Borland Technical Support. *
- * It is provided as is with no warranties expressed or implied.*
-
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 4/7
-
- TITLE : Graying Buttons with Turbo Vision.
-
-
-
-
- * *
- ****************************************************************/
-
- class TButtonDialog : public TDialog
- {
- public:
- TButtonDialog( TRect& r, char *title );
- virtual void handleEvent( TEvent& event );
- };
-
-
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-
-
- /****************************************************************
- * CMDS.H *
- * This module contains various commands used in the main *
- * message system (including the menu bar, status line, and *
- * miscellaneous dialog boxes.) *
- * *
- * HEADER FILE for grey button example. *
- * *
- ****************************************************************
- * *
- * This code was written by Borland Technical Support. *
- * It is provided as is with no warranties expressed or implied.*
- * *
- ****************************************************************/
-
- #ifndef _CMDS_H
- #define _CMDS_H
-
- const unsigned short cmButtonDialog = 100;
- const unsigned short cmToggle = 101;
- const unsigned short cmTester = 102;
-
- #endif
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 5/7
-
- TITLE : Graying Buttons with Turbo Vision.
-
-
-
-
- /****************************************************************
- * TEST.CPP *
- * This module contains the Turbo Vision application code to *
- * run this example. It sets up the necessary menus to bring *
- * up the test module represented by this demo. *
- * TEST MODULE for grey button example. *
- * *
- ****************************************************************
- * *
- * This code was written by Borland Technical Support. *
- * It is provided as is with no warranties expressed or implied.*
- * *
- ****************************************************************/
-
- #define Uses_TRect
- #define Uses_TKeys
- #define Uses_TEvent
- #define Uses_TDialog
- #define Uses_TListViewer
- #define Uses_TMenu
- #define Uses_TMenuItem
- #define Uses_TMenuBar
- #define Uses_TDeskTop
- #define Uses_TApplication
- #include <tv.h>
-
- #pragma hdrstop
-
- #include "cmds.h"
- #include "button.h"
-
-
- class TTestApp : public TApplication
- {
-
- public:
-
- TTestApp() : TApplication(),
- TProgInit( initStatusLine, initMenuBar,
- initDeskTop ) {}
- static TMenuBar *initMenuBar( TRect r );
- virtual void handleEvent( TEvent& event );
-
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 6/7
-
- TITLE : Graying Buttons with Turbo Vision.
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-
-
-
- };
-
-
- TMenuBar *TTestApp::initMenuBar( TRect r )
- {
- r.b.y = r.a.y + 1;
- return new TMenuBar( r, new TMenu(
- *new TMenuItem( "~B~utton Dialog", cmButtonDialog, kbAltL
- )
- ));
- }
-
-
- void TTestApp::handleEvent( TEvent& event )
- {
- TApplication::handleEvent( event );
-
- if( event.what == evCommand &&
- event.message.command == cmButtonDialog
- )
- {
- TView *TBD = (TView *) validView(
- new TButtonDialog( TRect(0,0,39,10), "Buttons")
- );
- if( TBD != 0 )
- deskTop->execView( TBD );
- clearEvent( event );
- }
- }
-
-
- int main()
- {
- TTestApp TB;
- TB.run();
- return 0;
- }
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- PRODUCT : Borland C++ NUMBER : 1159
- VERSION : 3.1
- OS : DOS
- DATE : November 11, 1992 PAGE : 7/7
-
- TITLE : Graying Buttons with Turbo Vision.
-
-
-
-
- #
- # Makefile for Turbo Vision demo applications
- #
- # Written by Borland Tech Support, 1992.
- #
- .AUTODEPEND
-
- NAME = testapp
- OBJS = $(NAME).obj button.obj
-
- BCROOT = C:\BORLANDC
- INCPATH = $(BCROOT)\include;$(BCROOT)\TVISION\include
- LIBPATH = $(BCROOT)\lib;$(BCROOT)\TVISION\lib
-
- CFLAGS = -c -I$(INCPATH) -H=$(NAME).sym -v -ml
- LFLAGS = /v -Vt -L$(LIBPATH)
- CC = bcc
- LINK = tlink
-
- .cpp.obj:
- $(CC) $(CFLAGS) {$< }
-
-
- $(NAME).exe: $(OBJS)
- $(LINK) @&&~
- $(LFLAGS) c0l $(OBJS)
- $(NAME).exe
- $(NAME).map
- tv emu mathl cl
- ~
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-
- DISCLAIMER: You have the right to use this technical information
- subject to the terms of the No-Nonsense License Statement that
- you received with the Borland product to which this information
- pertains.
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