1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
/*
* This file is part of XForms.
*
* XForms is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1, or
* (at your option) any later version.
*
* XForms 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with XForms; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
/*
* Inverted slider
*
* T.C. Zhao and M. Overmars
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "include/forms.h"
#include <stdlib.h>
extern void invert_it(FL_OBJECT *, long);
typedef struct {
FL_FORM * inv;
void * vdata;
char * cdata;
long ldata;
FL_OBJECT * sl[ 3 ];
FL_OBJECT * done;
} FD_inv;
extern FD_inv *create_form_inv( void );
FD_inv *ui;
/***************************************
***************************************/
void
invert_it( FL_OBJECT * ob,
long data FL_UNUSED_ARG )
{
if ( fl_get_button( ob ) )
{
fl_set_slider_bounds( ui->sl[ 0 ], 1.0, 0.0 );
fl_set_slider_bounds( ui->sl[ 1 ], 1.0, 0.0 );
fl_set_slider_bounds( ui->sl[ 2 ], 1.0, 0.0 );
}
else
{
fl_set_slider_bounds( ui->sl[ 0 ], 0.0, 1.0 );
fl_set_slider_bounds( ui->sl[ 1 ], 0.0, 1.0 );
fl_set_slider_bounds( ui->sl[ 2 ], 0.0, 1.0 );
}
}
/***************************************
***************************************/
int
main( int argc,
char * argv[ ] )
{
fl_initialize( &argc, argv, "FormDemo", 0, 0 );
ui = create_form_inv( );
/* fill-in form initialization code */
fl_show_form( ui->inv, FL_PLACE_CENTER | FL_FREE_SIZE, FL_TRANSIENT,
"inv" );
while ( fl_do_forms( ) != ui->done )
/* empty */ ;
return 0;
}
/***************************************
* Form definition file generated with fdesign.
***************************************/
FD_inv *
create_form_inv( void )
{
FL_OBJECT *obj;
FD_inv *fdui = fl_calloc( 1, sizeof *fdui );
fdui->inv = fl_bgn_form(FL_NO_BOX, 245, 280);
fl_add_box(FL_UP_BOX,0,0,245,280,"");
fdui->sl[0] = fl_add_valslider( FL_VERT_SLIDER, 20, 30, 35, 230, "" );
fdui->sl[1] = fl_add_valslider( FL_VERT_FILL_SLIDER, 65, 30, 35, 230, "" );
fdui->sl[2] = obj = fl_add_valslider( FL_VERT_NICE_SLIDER, 115, 30, 35, 230,
"" );
fl_set_object_boxtype( obj, FL_FLAT_BOX );
fl_set_object_color( obj, FL_COL1, FL_BLUE );
fdui->done = fl_add_button( FL_RETURN_BUTTON, 160, 235, 75, 30, "Exit" );
obj = fl_add_checkbutton( FL_PUSH_BUTTON, 165, 30, 75, 35, "Invert" );
fl_set_object_callback( obj, invert_it, 0 );
fl_end_form( );
return fdui;
}
/*---------------------------------------*/
|
