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ZhouShuya
OpenXG-RAN
Commits
d45551dd
Commit
d45551dd
authored
8 years ago
by
Cedric Roux
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Plain Diff
deal with scroll in text list
parent
f0d32a86
Changes
1
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Showing
1 changed file
with
61 additions
and
3 deletions
+61
-3
common/utils/T/tracer/view/textlist.c
common/utils/T/tracer/view/textlist.c
+61
-3
No files found.
common/utils/T/tracer/view/textlist.c
View file @
d45551dd
...
...
@@ -17,11 +17,12 @@ struct textlist {
list
*
volatile
to_append
;
};
static
void
_append
(
struct
textlist
*
this
,
char
*
s
)
static
void
_append
(
struct
textlist
*
this
,
char
*
s
,
int
*
deleted
)
{
if
(
this
->
cursize
==
this
->
maxsize
)
{
text_list_del_silent
(
this
->
g
,
this
->
w
,
0
);
this
->
cursize
--
;
(
*
deleted
)
++
;
}
text_list_add_silent
(
this
->
g
,
this
->
w
,
s
,
-
1
,
FOREGROUND_COLOR
);
this
->
cursize
++
;
...
...
@@ -31,18 +32,32 @@ static void *textlist_thread(void *_this)
{
struct
textlist
*
this
=
_this
;
int
dirty
;
int
deleted
;
int
visible_lines
,
start_line
,
number_of_lines
;
while
(
1
)
{
if
(
pthread_mutex_lock
(
&
this
->
lock
))
abort
();
dirty
=
this
->
to_append
==
NULL
?
0
:
1
;
deleted
=
0
;
while
(
this
->
to_append
!=
NULL
)
{
char
*
s
=
this
->
to_append
->
data
;
this
->
to_append
=
list_remove_head
(
this
->
to_append
);
_append
(
this
,
s
);
_append
(
this
,
s
,
&
deleted
);
free
(
s
);
}
if
(
pthread_mutex_unlock
(
&
this
->
lock
))
abort
();
if
(
dirty
)
widget_dirty
(
this
->
g
,
this
->
w
);
if
(
dirty
)
{
text_list_state
(
this
->
g
,
this
->
w
,
&
visible_lines
,
&
start_line
,
&
number_of_lines
);
if
(
this
->
autoscroll
)
start_line
=
number_of_lines
-
visible_lines
;
else
start_line
-=
deleted
;
if
(
start_line
<
0
)
start_line
=
0
;
text_list_set_start_line
(
this
->
g
,
this
->
w
,
start_line
);
/* this call is not necessary, but if things change in text_list... */
widget_dirty
(
this
->
g
,
this
->
w
);
}
sleepms
(
1000
/
this
->
refresh_rate
);
}
...
...
@@ -65,6 +80,45 @@ static void append(view *_this, char *s)
if
(
pthread_mutex_unlock
(
&
this
->
lock
))
abort
();
}
static
void
scroll
(
void
*
private
,
gui
*
g
,
char
*
notification
,
widget
*
w
,
void
*
notification_data
)
{
struct
textlist
*
this
=
private
;
int
visible_lines
;
int
start_line
;
int
number_of_lines
;
int
new_line
;
int
inc
;
text_list_state
(
g
,
w
,
&
visible_lines
,
&
start_line
,
&
number_of_lines
);
inc
=
10
;
if
(
inc
>
visible_lines
-
2
)
inc
=
visible_lines
-
2
;
if
(
inc
<
1
)
inc
=
1
;
if
(
!
strcmp
(
notification
,
"scrollup"
))
inc
=
-
inc
;
new_line
=
start_line
+
inc
;
if
(
new_line
>
number_of_lines
-
visible_lines
)
new_line
=
number_of_lines
-
visible_lines
;
if
(
new_line
<
0
)
new_line
=
0
;
text_list_set_start_line
(
g
,
w
,
new_line
);
if
(
new_line
+
visible_lines
<
number_of_lines
)
this
->
autoscroll
=
0
;
else
this
->
autoscroll
=
1
;
}
static
void
click
(
void
*
private
,
gui
*
g
,
char
*
notification
,
widget
*
w
,
void
*
notification_data
)
{
struct
textlist
*
this
=
private
;
int
*
d
=
notification_data
;
int
button
=
d
[
1
];
if
(
button
==
1
)
this
->
autoscroll
=
1
-
this
->
autoscroll
;
}
view
*
new_textlist
(
int
maxsize
,
float
refresh_rate
,
gui
*
g
,
widget
*
w
)
{
struct
textlist
*
ret
=
calloc
(
1
,
sizeof
(
struct
textlist
));
...
...
@@ -82,6 +136,10 @@ view *new_textlist(int maxsize, float refresh_rate, gui *g, widget *w)
if
(
pthread_mutex_init
(
&
ret
->
lock
,
NULL
))
abort
();
register_notifier
(
g
,
"scrollup"
,
w
,
scroll
,
ret
);
register_notifier
(
g
,
"scrolldown"
,
w
,
scroll
,
ret
);
register_notifier
(
g
,
"click"
,
w
,
click
,
ret
);
new_thread
(
textlist_thread
,
ret
);
return
(
view
*
)
ret
;
...
...
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