File: menu.c

package info (click to toggle)
d1x-rebirth 0.58.1-1.2
  • links: PTS, VCS
  • area: non-free
  • in suites: bullseye, sid
  • size: 5,876 kB
  • sloc: ansic: 95,642; asm: 1,228; ada: 364; objc: 243; python: 121; cpp: 118; makefile: 23
file content (141 lines) | stat: -rw-r--r-- 2,996 bytes parent folder | download | duplicates (2)
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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
*/


#include <stdlib.h>

#include "u_mem.h"
#include "fix.h"
#include "pstypes.h"
#include "gr.h"
#include "event.h"
#include "mouse.h"
#include "ui.h"


#define MENU_BORDER 2
#define MENU_VERT_SPACING 2

typedef struct menu
{
	UI_GADGET_BUTTON ** button_g;
	char ** button;
	int *choice;
	int num_buttons;
} menu;

static int menu_handler(UI_DIALOG *dlg, d_event *event, menu *m)
{
	int i;
	
	for (i=0; i<m->num_buttons; i++ )
	{
		if (GADGET_PRESSED(m->button_g[i]))
		{
			*(m->choice) = i+1;
			return 1;
		}
	}
	
	if ( (*(m->choice)==0) && B1_JUST_RELEASED )
	{
		*(m->choice) = -1;
		return 1;
	}
	
	return 0;
}

int MenuX( int x, int y, int NumButtons, char * text[] )
{
	UI_DIALOG * dlg;
	menu *m;
	int button_width, button_height, width, height;
	int i;
	int w, h;
	int choice;

	MALLOC(m, menu, 1);
	m->num_buttons = NumButtons;
	m->button_g = (UI_GADGET_BUTTON **) d_malloc(sizeof(UI_GADGET_BUTTON *)*NumButtons);
	m->button = (char **) d_malloc(sizeof(char *)*NumButtons);
	m->choice = &choice;

	button_width = button_height = 0;

	for (i=0; i<NumButtons; i++ )
	{
		m->button[i] = text[i];

		ui_get_button_size( m->button[i], &width, &height );

		if ( width > button_width ) button_width = width;
		if ( height > button_height ) button_height = height;
	}

	width = button_width + 2*(MENU_BORDER+3);

	height = (button_height*NumButtons) + (MENU_VERT_SPACING*(NumButtons-1)) ;
	height += (MENU_BORDER+3) * 2;

	w = grd_curscreen->sc_w;
	h = grd_curscreen->sc_h;

	{
		int mx, my, mz;
		
		mouse_get_pos(&mx, &my, &mz);
		if ( x == -1 ) x = mx - width/2;
		if ( y == -1 ) y = my;
	}

	if (x < 0 ) {
		x = 0;
	}

	if ( (x+width-1) >= w ) {
		x = w - width;
	}

	if (y < 0 ) {
		y = 0;
	}

	if ( (y+height-1) >= h ) {
		y = h - height;
	}

	dlg = ui_create_dialog( x, y, width, height, DF_FILLED | DF_SAVE_BG | DF_MODAL, (int (*)(UI_DIALOG *, d_event *, void *))menu_handler, m );

	x = MENU_BORDER+3;
	y = MENU_BORDER+3;

	for (i=0; i<NumButtons; i++ )
	{
		m->button_g[i] = ui_add_gadget_button( dlg, x, y, button_width, button_height, m->button[i], NULL );
		y += button_height+MENU_VERT_SPACING;
	}

	choice = 0;

	while(choice==0)
		event_process();

	ui_close_dialog(dlg);
	d_free(m->button);
	d_free(m->button_g);
	d_free(m);

	return choice;
}