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
|
/*
** 1999-06-12 - A little module to temporarily store (and give some sort of controlled
** access to) GDK events. This is handy because some commands need data from
** primarily mouse button events, but I don't want to pass that data down the
** regular channels (i.e., as parameters to csq_execute()). So the commands
** will have to go through here to get it.
*/
#include "gentoo.h"
#include "events.h"
/* ----------------------------------------------------------------------------------------- */
typedef struct {
gboolean valid;
GdkEvent event;
} EventSlot;
typedef struct {
EventSlot eventslot[1];
} EventInfo;
static EventInfo the_events = { { { FALSE } } };
/* ----------------------------------------------------------------------------------------- */
/* 1999-06-12 - Store given event in event memory, where it can be later accessed when needed.
** Only a specific set of event types are supported.
*/
void evt_event_set(GdkEvent *evt)
{
if(evt != NULL)
{
switch(evt->type)
{
case GDK_BUTTON_PRESS:
the_events.eventslot[0].valid = TRUE;
the_events.eventslot[0].event = *evt;
break;
default:
fprintf(stderr, "EVENTS: evt_event_set() called on illegal event type!\n");
}
}
}
/* 1999-06-12 - Retrieve a pointer the the last registered event of type <type>. Returns NULL
** if there has been no registration, or the type is unsupported.
*/
GdkEvent * evt_event_get(GdkEventType type)
{
guint index;
switch(type)
{
case GDK_BUTTON_PRESS:
index = 0;
break;
default:
fprintf(stderr, "EVENTS: evt_event_get() called on illegal event type!\n");
return NULL;
}
if(the_events.eventslot[index].valid)
return &the_events.eventslot[index].event;
return NULL;
}
/* 1999-06-12 - Clear the memory from events of type <type>. */
void evt_event_clear(GdkEventType type)
{
guint index;
switch(type)
{
case GDK_BUTTON_PRESS:
index = 0;
break;
default:
fprintf(stderr, "EVENTS: evt_event_clear() called on illegal event type!\n");
return;
}
the_events.eventslot[index].valid = FALSE;
}
|
