int shandler(int port)
{
struct stty *t;
int IntID, LineStatus, ModemStatus, intType, c;
t = &stty[port]; /* IRQ 4 interrupt : COM1 = stty[0] */
IntID = in_byte(t->port+IIR); /* read InterruptID Reg */
LineStatus= in_byte(t->port+LSR); /* read LineStatus Reg */
ModemStatus=in_byte(t->port+MSR); /* read ModemStatus Reg */
intType = IntID & 7; /* mask out all except the lowest 3 bits */
switch(intType){
case 6 : do_errors(t); break; /* 110 = errors */
case 4 : do_rx(t); break; /* 100 = rx interrupt */
case 2 : do_tx(t); break; /* 010 = tx interrupt */
case 0 : do_modem(t); break; /* 000 = modem interrupt */
}
out_byte(INT_CTL, ENABLE); /* reenable the 8259 controller */
}
/* MAIN()
* ================================================================
*/
VOID
main( VOID )
{
WORD button;
BOOLEAN done;
OBJECT *tree;
appl_init();
phys_handle = graf_handle( &gl_wchar, &gl_hchar, &gl_wbox, &gl_hbox );
open_vwork();
graf_mouse( ARROW, 0L );
rsrc_load( "DEMO.RSC" );
rsrc_gaddr( 0, MENUBAR, &ad_menubar );
rsrc_gaddr( 0, ATREE, &ad_tree );
rsrc_gaddr( 0, FONTTREE, &ad_fonts );
rsrc_gaddr( 0, STREE, &ad_style );
rsrc_gaddr( 0, POSTREE, &ad_position );
rsrc_gaddr( 0, CTREE, &ad_color );
rsrc_gaddr( 0, PTREE, &ad_pattern );
rsrc_gaddr( 0, MTREE, &ad_modem );
rsrc_gaddr( 0, BAUDRATE, &ad_baudrate );
rsrc_gaddr( 0, PARTREE, &ad_parity );
rsrc_gaddr( 0, BITTREE, &ad_bittree );
rsrc_gaddr( 0, STOPTREE, &ad_stoptree );
rsrc_gaddr( 0, PORTTREE, &ad_porttree );
rsrc_gaddr( 0, FLOWTREE, &ad_flowtree );
rsrc_gaddr( 0, LTREE, &ad_list );
rsrc_gaddr( 0, TOOLBOX, &ad_tools );
rsrc_gaddr( 0, BLANK, &ad_blank );
rsrc_gaddr( 0, TOOLBOX2, &ad_box2 );
rsrc_gaddr( 0, TOOLBAR, &ad_box3 );
rsrc_gaddr( 0, FONT2, &ad_font2 );
/* Attach all Submenus that are being attached */
AttachMenus();
/* CheckMark the Current Menu Items in their respective menus */
menu_icheck( ad_baudrate, CurBaudRate, 1 );
menu_icheck( ad_parity, CurParity, 1 );
menu_icheck( ad_bittree, CurBits, 1 );
menu_icheck( ad_stoptree, CurStopBits, 1 );
menu_icheck( ad_porttree, CurPort, 1 );
menu_icheck( ad_flowtree, CurFlow, 1 );
menu_icheck( ad_style, CurStyle, 1 );
menu_icheck( ad_position, CurPos, 1 );
menu_icheck( ad_fonts, CurFonts, 1 );
menu_icheck( ad_font2, CurFont2, 1 );
/* display menubar stuff here */
menu_bar( ad_menubar, TRUE );
/* initialize windows */
wind_get( 0, WF_FULLXYWH, &desk.g_x, &desk.g_y, &desk.g_w, &desk.g_h );
cur_tree = ad_tools;
menu_flag = TRUE; /* Set Toggle Flags */
SubFlag = TRUE;
ToolFlag = TRUE;
CurRect.g_x = desk.g_x;
CurRect.g_y = desk.g_y;
CurRect.g_w = 320;
CurRect.g_h = 200;
InitObjects();
InitWindow();
menu_ienable( ad_menubar, FOPEN, 0 );
menu_ienable( ad_menubar, FCLOSE, 1 );
done = FALSE;
do
{
evnt_mesag( msg );
wind_update( BEG_UPDATE );
if( msg[0] == MN_SELECTED )
{
/* msg[7] is the parent of FQUIT - which the user can't know */
ptr = ( OBJECT **)&msg[5];
if( *ptr == ad_menubar )
{
switch( msg[4] )
{
case FQUIT:
button = form_alert( 1, "[1][ | EXIT PROGRAM? ][OK|Cancel]");
if( button == 1 )
done = TRUE;
break;
case ABOUTX: execform( ad_tree, 0 );
break;
case PHONE: do_modem();
break;
case TABOUT: /* Enable, Disable About PLUS change TEXT */
menu_flag ^= 1;
menu_ienable( ad_menubar, ABOUTX, menu_flag );
menu_text( ad_menubar, TABOUT, TextAbout[ menu_flag ] );
if( menu_flag )
menu_text( ad_menubar, ABOUTX, " About Demo... " );
else
menu_text( ad_menubar, ABOUTX, " Disabled... " );
break;
case TSUB: /* Enable/Disable all Submenus */
SubFlag ^= 1;
menu_text( ad_menubar, TSUB, TextSubMenu[ SubFlag ] );
if( SubFlag )
AttachMenus();
else
DetachMenus();
break;
case SLISTS: DoList(); /* Do A Drop Down List Dialog */
break;
case TOOLFLAG: /* Enable/Disable ToolBox */
ToolFlag ^= 1;
menu_text( ad_menubar, TOOLFLAG, TextToolBox[ ToolFlag ] );
if( ToolFlag )
{
*( (LONG *)&tree_data[0] ) = ( LONG )cur_tree;
wind_set( wid, WF_TOOLBAR, tree_data[0], tree_data[1], dummy, dummy );
}
else
wind_set( wid, WF_TOOLBAR, 0, 0, dummy, dummy );
break;
case SWITCH: /* Switch ToolBoxes */
if( cur_tree == ad_tools )
cur_tree = ad_box2;
else if( cur_tree == ad_box2 ) {
cur_tree = ad_box3;
ActiveTree( ad_fonts );
textptr = ObString( CurFonts );
strncpy( &tbuff[0], &textptr[1], 28 );
ActiveTree( ad_box3 );
TedText( FBUTT1 ) = &tbuff[0];
}
else
cur_tree = ad_tools;
*( (LONG *)&tree_data[0] ) = ( LONG )cur_tree;
ToolFlag = TRUE;
menu_text( ad_menubar, TOOLFLAG, TextToolBox[ ToolFlag ] );
wind_set( wid, WF_TOOLBAR, tree_data[0], tree_data[1], dummy, dummy );
break;
case FCLOSE: /* close Window */
if( wid ) {
wind_get( wid, WF_CURRXYWH,
&CurRect.g_x, &CurRect.g_y,
&CurRect.g_w, &CurRect.g_h );
wind_close( wid );
wind_delete( wid );
wid = 0;
menu_ienable( ad_menubar, FCLOSE, 0 );
menu_ienable( ad_menubar, FOPEN, 1 );
}
break;
case FOPEN: /* open Window */
if( !wid ) {
InitWindow();
menu_ienable( ad_menubar, FOPEN, 0 );
menu_ienable( ad_menubar, FCLOSE, 1 );
}
break;
default:
break;
}
}
/* MENU SELECTED -> Font Style Menu Clicked on as a SUBMENU from the Menubar*/
if( *ptr == ad_style )
{
menu_icheck( ad_style, CurStyle, 0 ); /* Turn OFF Old Checkmark */
menu_icheck( ad_style, msg[4], 1 ); /* Turn ON New CheckMark */
CurStyle = msg[4]; /* Update Current Var */
menu_istart( 1, ad_style, ROOT, CurStyle ); /* Reset Starting Position*/
}
/* MENU SELECTED -> Font Position Clicked on as a SUBMENU from the menubar */
if( *ptr == ad_position )
{
menu_icheck( ad_position, CurPos, 0 );
menu_icheck( ad_position, msg[4], 1 );
CurPos = msg[4];
menu_istart( 1, ad_position, ROOT, CurPos );
}
/* MENU SELECTED -> Fonts Menu Clicked on as a SUBMENU from the menubar */
if( *ptr == ad_fonts )
{
menu_icheck( ad_fonts, CurFonts, 0 );
menu_icheck( ad_fonts, msg[4], 1 );
CurFonts = msg[4];
menu_istart( 1, ad_fonts, ROOT, CurFonts );
}
menu_tnormal( ad_menubar, msg[3], TRUE );
}
if( msg[0] != MN_SELECTED ) {
switch( msg[0] ) {
case WM_FULLED:
DoFull( msg[3] );
break;
case WM_REDRAW:
DoRedraw( msg );
break;
case WM_ARROWED:
case WM_HSLID:
case WM_VSLID:
break;
case WM_MOVED:
if( msg[3] == wid ) {
wind_set( wid, WF_CURRXYWH, msg[4],
msg[5], msg[6], msg[7] );
}
break;
case WM_TOPPED:
if( msg[3] == wid ) {
wind_set( wid, WF_TOP );
}
break;
case WM_CLOSED:
if( msg[3] == wid ) {
wind_get( wid, WF_CURRXYWH,
&CurRect.g_x, &CurRect.g_y,
&CurRect.g_w, &CurRect.g_h );
wind_close( wid );
wind_delete( wid );
wid = 0;
menu_ienable( ad_menubar, FCLOSE, 0 );
menu_ienable( ad_menubar, FOPEN, 1 );
}
break;
case WM_SIZED:
DoSizer( msg );
break;
case WM_TOOLBAR:
if( msg[3] == wid ) {
/* Button Handling for ToolBox #1 */
if( cur_tree == ad_tools ) {
switch( msg[4] ) {
case T1B1: button = B1B1;
break;
case T1B2: button = B1B2;
break;
case T1B3: button = B1B3;
break;
case T1B4: button = B1B4;
break;
case T1B5: button = B1B5;
break;
}
}
/* Button Handling for TOOLBOX 2 */
if( cur_tree == ad_box2 ) {
switch( msg[4] ) {
case T2I1: button = T2B1;
break;
case T2I2: button = T2B2;
break;
case T2I3: button = T2B3;
break;
case T2I4: button = T2B4;
break;
case T2I5: button = T2B5;
break;
}
}
/* Word Processing Tree */
if( cur_tree == ad_box3 ) {
switch( msg[4] ) {
case FBUTT1:
case FBUTT2: DoFonts();
break;
default:
break;
}
}
if( cur_tree != ad_box3 ) {
if( cur_tree[ button ].ob_state & SELECTED )
cur_tree[ button ].ob_state &= ~SELECTED;
else
cur_tree[ button ].ob_state |= SELECTED;
objc_offset( cur_tree, button, &r.g_x, &r.g_y );
r.g_x -= 2;
r.g_y -= 2;
r.g_w = cur_tree[ button ].ob_width + 4;
r.g_h = cur_tree[ button ].ob_height + 4;
do_redraw( cur_tree, button, &r );
}
} /* end of msg[3] == wid */
break;
case WM_ICONIFY:
if( msg[3] == wid )
wind_set( msg[3], WF_ICONIFY, msg[4], msg[5], msg[6], msg[7] );
break;
case WM_UNICONIFY:
if( msg[3] == wid )
wind_set( msg[3], WF_UNICONIFY, msg[4], msg[5], msg[6], msg[7] );
break;
default:
break;
} /* end of switch */
}
wind_update( END_UPDATE );
}while( !done );
if( wid > 0 )
wind_delete( wid );
menu_bar( ad_menubar, FALSE );
graf_mouse( ARROW, 0L );
rsrc_free();
close_vwork();
appl_exit();
}
