libgnt/libgnt
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Setup the devenv and bump the meson requirement to 0.58.0
20 months ago, Gary Kramlich
d72061c0dbf3
Setup the devenv and bump the meson requirement to 0.58.0
Testing Done:
changed some colorpairs in `build/config/gnt/gntrc` to verify that it was loading that file.
Reviewed at https://reviews.imfreedom.org/r/1571/
/*
* GNT - The GLib Ncurses Toolkit
*
* GNT is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, see <https://www.gnu.org/licenses/>.
*/
#include
"gntinternal.h"
#include
"gntbox.h"
#include
"gntstyle.h"
#include
"gntutils.h"
#include
"gntmainprivate.h"
#include
"gntwidgetprivate.h"
#include
<string.h>
typedef
struct
{
gboolean
vertical
;
gboolean
homogeneous
;
gboolean
fill
;
GList
*
list
;
/* List of widgets */
GntWidget
*
active
;
int
pad
;
/* Number of spaces to use between widgets */
GntAlignment
alignment
;
/* How are the widgets going to be aligned? */
char
*
title
;
GList
*
focus
;
/* List of widgets to cycle focus (only valid for parent
boxes) */
GntWidget
*
last_resize
;
GntWidget
*
size_queued
;
}
GntBoxPrivate
;
G_DEFINE_TYPE_WITH_PRIVATE
(
GntBox
,
gnt_box
,
GNT_TYPE_WIDGET
)
enum
{
PROP_0
,
PROP_VERTICAL
,
PROP_HOMOGENEOUS
};
enum
{
SIGS
=
1
,
};
static
GntWidget
*
find_focusable_widget
(
GntBox
*
box
);
static
void
add_to_focus
(
GntWidget
*
w
,
GntBox
*
box
)
{
if
(
GNT_IS_BOX
(
w
))
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
GNT_BOX
(
w
));
g_list_foreach
(
priv
->
list
,
(
GFunc
)
add_to_focus
,
box
);
}
else
if
(
gnt_widget_get_take_focus
(
w
))
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
focus
=
g_list_append
(
priv
->
focus
,
w
);
}
}
static
void
get_title_thingies
(
GntBox
*
box
,
char
*
title
,
int
*
p
,
int
*
r
)
{
gint
width
;
int
len
;
char
*
end
;
gnt_widget_get_internal_size
(
GNT_WIDGET
(
box
),
&
width
,
NULL
);
end
=
(
char
*
)
gnt_util_onscreen_width_to_pointer
(
title
,
width
-
4
,
&
len
);
if
(
p
)
*
p
=
(
width
-
len
)
/
2
;
if
(
r
)
*
r
=
(
width
+
len
)
/
2
;
*
end
=
'\0'
;
}
static
void
draw_a_widget
(
GntWidget
*
widget
,
G_GNUC_UNUSED
gpointer
data
)
{
gnt_widget_draw
(
widget
);
}
static
void
gnt_box_draw
(
GntWidget
*
widget
)
{
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
WINDOW
*
window
=
gnt_widget_get_window
(
widget
);
if
(
priv
->
focus
==
NULL
&&
gnt_widget_get_parent
(
widget
)
==
NULL
)
{
g_list_foreach
(
priv
->
list
,
(
GFunc
)
add_to_focus
,
box
);
}
g_list_foreach
(
priv
->
list
,
(
GFunc
)
draw_a_widget
,
NULL
);
if
(
priv
->
title
&&
gnt_widget_get_has_border
(
widget
))
{
int
pos
,
right
;
char
*
title
=
g_strdup
(
priv
->
title
);
get_title_thingies
(
box
,
title
,
&
pos
,
&
right
);
if
(
gnt_widget_has_focus
(
widget
))
{
wbkgdset
(
window
,
'\0'
|
gnt_color_pair
(
GNT_COLOR_TITLE
));
}
else
{
wbkgdset
(
window
,
'\0'
|
gnt_color_pair
(
GNT_COLOR_TITLE_D
));
}
mvwaddch
(
window
,
0
,
pos
-
1
,
ACS_RTEE
|
gnt_color_pair
(
GNT_COLOR_NORMAL
));
mvwaddstr
(
window
,
0
,
pos
,
C_
(
title
));
mvwaddch
(
window
,
0
,
right
,
ACS_LTEE
|
gnt_color_pair
(
GNT_COLOR_NORMAL
));
g_free
(
title
);
}
gnt_box_sync_children
(
box
);
}
static
void
reposition_children
(
GntWidget
*
widget
)
{
GList
*
iter
;
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
int
w
,
h
,
curx
,
cury
,
max
;
gboolean
has_border
=
FALSE
;
w
=
h
=
0
;
max
=
0
;
gnt_widget_get_position
(
widget
,
&
curx
,
&
cury
);
if
(
gnt_widget_get_has_border
(
widget
))
{
has_border
=
TRUE
;
curx
+=
1
;
cury
+=
1
;
}
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
if
(
!
gnt_widget_get_visible
(
GNT_WIDGET
(
iter
->
data
)))
continue
;
gnt_widget_set_position
(
GNT_WIDGET
(
iter
->
data
),
curx
,
cury
);
gnt_widget_get_size
(
GNT_WIDGET
(
iter
->
data
),
&
w
,
&
h
);
if
(
priv
->
vertical
)
{
if
(
h
)
{
cury
+=
h
+
priv
->
pad
;
if
(
max
<
w
)
max
=
w
;
}
}
else
{
if
(
w
)
{
curx
+=
w
+
priv
->
pad
;
if
(
max
<
h
)
max
=
h
;
}
}
}
if
(
has_border
)
{
curx
+=
1
;
cury
+=
1
;
max
+=
2
;
}
if
(
priv
->
list
)
{
if
(
priv
->
vertical
)
{
cury
-=
priv
->
pad
;
}
else
{
curx
-=
priv
->
pad
;
}
}
if
(
priv
->
vertical
)
{
gint
widgety
;
gnt_widget_get_position
(
widget
,
NULL
,
&
widgety
);
gnt_widget_set_internal_size
(
widget
,
max
,
cury
-
widgety
);
}
else
{
gint
widgetx
;
gnt_widget_get_position
(
widget
,
&
widgetx
,
NULL
);
gnt_widget_set_internal_size
(
widget
,
curx
-
widgetx
,
max
);
}
}
static
void
gnt_box_set_position
(
GntWidget
*
widget
,
int
x
,
int
y
)
{
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GList
*
iter
;
gint
widgetx
,
widgety
;
gint
changex
,
changey
;
gnt_widget_get_position
(
widget
,
&
widgetx
,
&
widgety
);
changex
=
widgetx
-
x
;
changey
=
widgety
-
y
;
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
w
=
GNT_WIDGET
(
iter
->
data
);
gint
wx
,
wy
;
gnt_widget_get_position
(
w
,
&
wx
,
&
wy
);
gnt_widget_set_position
(
w
,
wx
-
changex
,
wy
-
changey
);
}
}
static
void
gnt_box_size_request
(
GntWidget
*
widget
)
{
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GList
*
iter
;
int
maxw
=
0
,
maxh
=
0
;
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
widget
=
GNT_WIDGET
(
iter
->
data
);
int
w
,
h
;
gnt_widget_size_request
(
widget
);
gnt_widget_get_size
(
widget
,
&
w
,
&
h
);
if
(
maxh
<
h
)
maxh
=
h
;
if
(
maxw
<
w
)
maxw
=
w
;
}
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
int
w
,
h
;
GntWidget
*
wid
=
GNT_WIDGET
(
iter
->
data
);
gnt_widget_get_size
(
wid
,
&
w
,
&
h
);
if
(
priv
->
homogeneous
)
{
if
(
priv
->
vertical
)
{
h
=
maxh
;
}
else
{
w
=
maxw
;
}
}
if
(
priv
->
fill
)
{
if
(
priv
->
vertical
)
{
w
=
maxw
;
}
else
{
h
=
maxh
;
}
}
if
(
gnt_widget_confirm_size
(
wid
,
w
,
h
))
gnt_widget_set_size
(
wid
,
w
,
h
);
}
reposition_children
(
widget
);
}
static
void
gnt_box_map
(
GntWidget
*
widget
)
{
gint
width
,
height
;
gnt_widget_get_internal_size
(
widget
,
&
width
,
&
height
);
if
(
width
==
0
||
height
==
0
)
{
gnt_widget_size_request
(
widget
);
find_focusable_widget
(
GNT_BOX
(
widget
));
}
}
/* Ensures that the current widget can take focus */
static
GntWidget
*
find_focusable_widget
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
/* XXX: Make sure the widget is visible? */
if
(
priv
->
focus
==
NULL
&&
gnt_widget_get_parent
(
GNT_WIDGET
(
box
))
==
NULL
)
{
g_list_foreach
(
priv
->
list
,
(
GFunc
)
add_to_focus
,
box
);
}
if
(
priv
->
active
==
NULL
&&
priv
->
focus
)
{
priv
->
active
=
priv
->
focus
->
data
;
}
return
priv
->
active
;
}
static
void
find_next_focus
(
GntBoxPrivate
*
priv
)
{
gpointer
last
=
priv
->
active
;
do
{
if
(
priv
->
focus
)
{
GList
*
iter
=
g_list_find
(
priv
->
focus
,
priv
->
active
);
if
(
iter
&&
iter
->
next
)
{
priv
->
active
=
iter
->
next
->
data
;
}
else
{
priv
->
active
=
priv
->
focus
->
data
;
}
}
if
(
gnt_widget_get_visible
(
priv
->
active
)
&&
gnt_widget_get_take_focus
(
priv
->
active
))
{
break
;
}
}
while
(
priv
->
active
!=
last
);
}
static
void
find_prev_focus
(
GntBoxPrivate
*
priv
)
{
gpointer
last
=
priv
->
active
;
if
(
!
priv
->
focus
)
{
return
;
}
do
{
GList
*
iter
=
g_list_find
(
priv
->
focus
,
priv
->
active
);
if
(
!
iter
)
priv
->
active
=
priv
->
focus
->
data
;
else
if
(
!
iter
->
prev
)
priv
->
active
=
g_list_last
(
priv
->
focus
)
->
data
;
else
priv
->
active
=
iter
->
prev
->
data
;
if
(
gnt_widget_get_visible
(
priv
->
active
))
{
break
;
}
}
while
(
priv
->
active
!=
last
);
}
static
gboolean
gnt_box_key_pressed
(
GntWidget
*
widget
,
const
char
*
text
)
{
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
gboolean
ret
;
if
(
!
gnt_widget_get_disable_actions
(
widget
))
return
FALSE
;
if
(
priv
->
active
==
NULL
&&
!
find_focusable_widget
(
box
))
{
return
FALSE
;
}
if
(
gnt_widget_key_pressed
(
priv
->
active
,
text
))
{
return
TRUE
;
}
/* This dance is necessary to make sure that the child widgets get a chance
to trigger their bindings first */
gnt_widget_set_disable_actions
(
widget
,
FALSE
);
ret
=
gnt_widget_key_pressed
(
widget
,
text
);
gnt_widget_set_disable_actions
(
widget
,
TRUE
);
return
ret
;
}
static
gboolean
box_focus_change
(
GntBox
*
box
,
gboolean
next
)
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GntWidget
*
now
;
now
=
priv
->
active
;
if
(
next
)
{
find_next_focus
(
priv
);
}
else
{
find_prev_focus
(
priv
);
}
if
(
now
&&
now
!=
priv
->
active
)
{
gnt_widget_set_focus
(
now
,
FALSE
);
gnt_widget_set_focus
(
priv
->
active
,
TRUE
);
return
TRUE
;
}
return
FALSE
;
}
static
gboolean
action_focus_next
(
GntBindable
*
bindable
,
G_GNUC_UNUSED
GList
*
params
)
{
return
box_focus_change
(
GNT_BOX
(
bindable
),
TRUE
);
}
static
gboolean
action_focus_prev
(
GntBindable
*
bindable
,
G_GNUC_UNUSED
GList
*
params
)
{
return
box_focus_change
(
GNT_BOX
(
bindable
),
FALSE
);
}
static
void
gnt_box_lost_focus
(
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
GNT_BOX
(
widget
));
GntWidget
*
w
=
priv
->
active
;
if
(
w
)
gnt_widget_set_focus
(
w
,
FALSE
);
gnt_widget_draw
(
widget
);
}
static
void
gnt_box_gained_focus
(
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
GNT_BOX
(
widget
));
GntWidget
*
w
=
priv
->
active
;
if
(
w
)
gnt_widget_set_focus
(
w
,
TRUE
);
gnt_widget_draw
(
widget
);
}
static
void
gnt_box_destroy
(
GntWidget
*
w
)
{
GntBox
*
box
=
GNT_BOX
(
w
);
gnt_box_remove_all
(
box
);
gnt_screen_release
(
w
);
}
static
void
gnt_box_expose
(
GntWidget
*
widget
,
int
x
,
int
y
,
int
width
,
int
height
)
{
WINDOW
*
win
;
gint
widgetx
,
widgety
;
gnt_widget_get_position
(
widget
,
&
widgetx
,
&
widgety
);
win
=
newwin
(
height
,
width
,
widgety
+
y
,
widgetx
+
x
);
copywin
(
gnt_widget_get_window
(
widget
),
win
,
y
,
x
,
0
,
0
,
height
-
1
,
width
-
1
,
FALSE
);
wrefresh
(
win
);
delwin
(
win
);
}
static
gboolean
gnt_box_confirm_size
(
GntWidget
*
widget
,
int
width
,
int
height
)
{
GList
*
iter
;
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
gint
widget_width
,
widget_height
;
int
wchange
,
hchange
;
GntWidget
*
child
,
*
last
;
if
(
!
priv
->
list
)
{
return
TRUE
;
}
gnt_widget_get_internal_size
(
widget
,
&
widget_width
,
&
widget_height
);
wchange
=
widget_width
-
width
;
hchange
=
widget_height
-
height
;
if
(
wchange
==
0
&&
hchange
==
0
)
return
TRUE
;
/* Quit playing games with my size */
child
=
NULL
;
last
=
priv
->
last_resize
;
/* First, make sure all the widgets will fit into the box after resizing. */
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
wid
=
iter
->
data
;
int
w
,
h
;
gnt_widget_get_size
(
wid
,
&
w
,
&
h
);
if
(
wid
!=
last
&&
w
>
0
&&
h
>
0
&&
gnt_widget_get_visible
(
wid
)
&&
gnt_widget_confirm_size
(
wid
,
w
-
wchange
,
h
-
hchange
))
{
child
=
wid
;
break
;
}
}
if
(
!
child
&&
(
child
=
last
))
{
int
w
,
h
;
gnt_widget_get_size
(
child
,
&
w
,
&
h
);
if
(
!
gnt_widget_confirm_size
(
child
,
w
-
wchange
,
h
-
hchange
))
child
=
NULL
;
}
priv
->
size_queued
=
child
;
if
(
child
)
{
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
wid
=
iter
->
data
;
gint
cw
,
ch
;
int
w
,
h
;
if
(
wid
==
child
)
continue
;
gnt_widget_get_size
(
wid
,
&
w
,
&
h
);
gnt_widget_get_internal_size
(
child
,
&
cw
,
&
ch
);
if
(
priv
->
vertical
)
{
/* For a vertical box, if we are changing the width, make sure the widgets
* in the box will fit after resizing the width. */
if
(
wchange
>
0
&&
w
>=
cw
&&
!
gnt_widget_confirm_size
(
wid
,
w
-
wchange
,
h
))
{
return
FALSE
;
}
}
else
{
/* If we are changing the height, make sure the widgets in the box fit after
* the resize. */
if
(
hchange
>
0
&&
h
>=
ch
&&
!
gnt_widget_confirm_size
(
wid
,
w
,
h
-
hchange
))
{
return
FALSE
;
}
}
}
}
return
(
child
!=
NULL
);
}
static
void
gnt_box_size_changed
(
GntWidget
*
widget
,
int
oldw
,
int
oldh
)
{
gint
widget_width
,
widget_height
;
int
wchange
,
hchange
;
GList
*
i
;
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GntWidget
*
wid
;
int
tw
,
th
;
gnt_widget_get_internal_size
(
widget
,
&
widget_width
,
&
widget_height
);
wchange
=
widget_width
-
oldw
;
hchange
=
widget_height
-
oldh
;
wid
=
priv
->
size_queued
;
if
(
wid
)
{
gnt_widget_get_size
(
wid
,
&
tw
,
&
th
);
gnt_widget_set_size
(
wid
,
tw
+
wchange
,
th
+
hchange
);
priv
->
size_queued
=
NULL
;
priv
->
last_resize
=
wid
;
}
if
(
priv
->
vertical
)
{
hchange
=
0
;
}
else
{
wchange
=
0
;
}
for
(
i
=
priv
->
list
;
i
;
i
=
i
->
next
)
{
if
(
wid
!=
i
->
data
)
{
gnt_widget_get_size
(
GNT_WIDGET
(
i
->
data
),
&
tw
,
&
th
);
gnt_widget_set_size
(
i
->
data
,
tw
+
wchange
,
th
+
hchange
);
}
}
reposition_children
(
widget
);
}
static
gboolean
gnt_box_clicked
(
GntWidget
*
widget
,
GntMouseEvent
event
,
int
cx
,
int
cy
)
{
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GList
*
iter
;
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
int
x
,
y
,
w
,
h
;
GntWidget
*
wid
=
iter
->
data
;
gnt_widget_get_position
(
wid
,
&
x
,
&
y
);
gnt_widget_get_size
(
wid
,
&
w
,
&
h
);
if
(
cx
>=
x
&&
cx
<
x
+
w
&&
cy
>=
y
&&
cy
<
y
+
h
)
{
if
(
event
<=
GNT_MIDDLE_MOUSE_DOWN
&&
gnt_widget_get_take_focus
(
wid
))
{
widget
=
gnt_widget_get_toplevel
(
widget
);
gnt_box_give_focus_to_child
(
GNT_BOX
(
widget
),
wid
);
}
return
gnt_widget_clicked
(
wid
,
event
,
cx
,
cy
);
}
}
return
FALSE
;
}
static
void
gnt_box_set_property
(
GObject
*
obj
,
guint
prop_id
,
const
GValue
*
value
,
G_GNUC_UNUSED
GParamSpec
*
spec
)
{
GntBox
*
box
=
GNT_BOX
(
obj
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
switch
(
prop_id
)
{
case
PROP_VERTICAL
:
priv
->
vertical
=
g_value_get_boolean
(
value
);
break
;
case
PROP_HOMOGENEOUS
:
priv
->
homogeneous
=
g_value_get_boolean
(
value
);
break
;
default
:
g_return_if_reached
();
break
;
}
}
static
void
gnt_box_get_property
(
GObject
*
obj
,
guint
prop_id
,
GValue
*
value
,
G_GNUC_UNUSED
GParamSpec
*
spec
)
{
GntBox
*
box
=
GNT_BOX
(
obj
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
switch
(
prop_id
)
{
case
PROP_VERTICAL
:
g_value_set_boolean
(
value
,
priv
->
vertical
);
break
;
case
PROP_HOMOGENEOUS
:
g_value_set_boolean
(
value
,
priv
->
homogeneous
);
break
;
default
:
break
;
}
}
static
void
gnt_box_class_init
(
GntBoxClass
*
klass
)
{
GntBindableClass
*
bindable
=
GNT_BINDABLE_CLASS
(
klass
);
GObjectClass
*
obj_class
=
G_OBJECT_CLASS
(
klass
);
GntWidgetClass
*
widget_class
=
GNT_WIDGET_CLASS
(
klass
);
widget_class
->
destroy
=
gnt_box_destroy
;
widget_class
->
draw
=
gnt_box_draw
;
widget_class
->
expose
=
gnt_box_expose
;
widget_class
->
map
=
gnt_box_map
;
widget_class
->
size_request
=
gnt_box_size_request
;
widget_class
->
set_position
=
gnt_box_set_position
;
widget_class
->
key_pressed
=
gnt_box_key_pressed
;
widget_class
->
clicked
=
gnt_box_clicked
;
widget_class
->
lost_focus
=
gnt_box_lost_focus
;
widget_class
->
gained_focus
=
gnt_box_gained_focus
;
widget_class
->
confirm_size
=
gnt_box_confirm_size
;
widget_class
->
size_changed
=
gnt_box_size_changed
;
obj_class
->
set_property
=
gnt_box_set_property
;
obj_class
->
get_property
=
gnt_box_get_property
;
g_object_class_install_property
(
obj_class
,
PROP_VERTICAL
,
g_param_spec_boolean
(
"vertical"
,
"Vertical"
,
"Whether the child widgets in the box should be stacked vertically."
,
TRUE
,
G_PARAM_READWRITE
|
G_PARAM_CONSTRUCT
|
G_PARAM_STATIC_STRINGS
)
);
g_object_class_install_property
(
obj_class
,
PROP_HOMOGENEOUS
,
g_param_spec_boolean
(
"homogeneous"
,
"Homogeneous"
,
"Whether the child widgets in the box should have the same size."
,
TRUE
,
G_PARAM_READWRITE
|
G_PARAM_CONSTRUCT
|
G_PARAM_STATIC_STRINGS
)
);
gnt_bindable_class_register_action
(
bindable
,
"focus-next"
,
action_focus_next
,
"
\t
"
,
NULL
);
gnt_bindable_register_binding
(
bindable
,
"focus-next"
,
GNT_KEY_RIGHT
,
NULL
);
gnt_bindable_class_register_action
(
bindable
,
"focus-prev"
,
action_focus_prev
,
GNT_KEY_BACK_TAB
,
NULL
);
gnt_bindable_register_binding
(
bindable
,
"focus-prev"
,
GNT_KEY_LEFT
,
NULL
);
gnt_style_read_actions
(
G_OBJECT_CLASS_TYPE
(
klass
),
bindable
);
}
static
void
gnt_box_init
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
GntWidget
*
widget
=
GNT_WIDGET
(
box
);
/* Initially make both the height and width resizable.
* Update the flags as necessary when widgets are added to it. */
gnt_widget_set_grow_x
(
widget
,
TRUE
);
gnt_widget_set_grow_y
(
widget
,
TRUE
);
gnt_widget_set_take_focus
(
widget
,
TRUE
);
gnt_widget_set_disable_actions
(
widget
,
TRUE
);
gnt_widget_set_has_border
(
widget
,
FALSE
);
gnt_widget_set_has_shadow
(
widget
,
FALSE
);
priv
->
pad
=
1
;
priv
->
fill
=
TRUE
;
}
/******************************************************************************
* GntBox API
*****************************************************************************/
GntWidget
*
gnt_box_new
(
gboolean
homogeneous
,
gboolean
vert
)
{
GntWidget
*
widget
=
g_object_new
(
GNT_TYPE_BOX
,
"homogeneous"
,
homogeneous
,
"vertical"
,
vert
,
NULL
);
GntBox
*
box
=
GNT_BOX
(
widget
);
GntBoxPrivate
*
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
alignment
=
vert
?
GNT_ALIGN_LEFT
:
GNT_ALIGN_MID
;
return
widget
;
}
void
gnt_box_add_widget
(
GntBox
*
box
,
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
list
=
g_list_append
(
priv
->
list
,
widget
);
gnt_widget_set_parent
(
widget
,
GNT_WIDGET
(
box
));
}
void
gnt_box_add_widget_in_front
(
GntBox
*
box
,
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
list
=
g_list_prepend
(
priv
->
list
,
widget
);
gnt_widget_set_parent
(
widget
,
GNT_WIDGET
(
box
));
}
void
gnt_box_set_title
(
GntBox
*
box
,
const
char
*
title
)
{
GntBoxPrivate
*
priv
=
NULL
;
char
*
prev
=
NULL
;
GntWidget
*
w
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
prev
=
priv
->
title
;
priv
->
title
=
g_strdup
(
title
);
w
=
GNT_WIDGET
(
box
);
if
(
gnt_widget_get_window
(
w
)
&&
gnt_widget_get_has_border
(
w
))
{
/* Erase the old title */
int
pos
,
right
;
get_title_thingies
(
box
,
prev
,
&
pos
,
&
right
);
mvwhline
(
gnt_widget_get_window
(
w
),
0
,
pos
-
1
,
ACS_HLINE
|
gnt_color_pair
(
GNT_COLOR_NORMAL
),
right
-
pos
+
2
);
}
g_free
(
prev
);
}
/* Internal. */
const
gchar
*
gnt_box_get_title
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_val_if_fail
(
GNT_IS_BOX
(
box
),
NULL
);
priv
=
gnt_box_get_instance_private
(
box
);
return
priv
->
title
;
}
void
gnt_box_set_pad
(
GntBox
*
box
,
int
pad
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
pad
=
pad
;
/* XXX: Perhaps redraw if already showing? */
}
void
gnt_box_set_toplevel
(
GntBox
*
box
,
gboolean
set
)
{
GntWidget
*
widget
=
GNT_WIDGET
(
box
);
gnt_widget_set_has_border
(
widget
,
set
);
gnt_widget_set_has_shadow
(
widget
,
set
);
gnt_widget_set_take_focus
(
widget
,
set
);
}
GList
*
gnt_box_get_children
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_val_if_fail
(
GNT_IS_BOX
(
box
),
NULL
);
priv
=
gnt_box_get_instance_private
(
box
);
return
g_list_copy
(
priv
->
list
);
}
void
gnt_box_sync_children
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
GntWidget
*
widget
=
NULL
;
WINDOW
*
widget_window
;
GList
*
iter
;
gint
widgetx
,
widgety
,
widgetwidth
,
widgetheight
;
int
pos
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
widget
=
GNT_WIDGET
(
box
);
widget_window
=
gnt_widget_get_window
(
widget
);
gnt_widget_get_position
(
widget
,
&
widgetx
,
&
widgety
);
gnt_widget_get_internal_size
(
widget
,
&
widgetwidth
,
&
widgetheight
);
pos
=
gnt_widget_get_has_border
(
widget
)
?
1
:
0
;
if
(
!
priv
->
active
)
{
find_focusable_widget
(
box
);
}
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
w
=
GNT_WIDGET
(
iter
->
data
);
WINDOW
*
wwin
;
int
height
,
width
;
gint
x
,
y
;
if
(
G_UNLIKELY
(
w
==
NULL
))
{
g_warn_if_reached
();
continue
;
}
if
(
!
gnt_widget_get_visible
(
w
))
continue
;
if
(
GNT_IS_BOX
(
w
))
gnt_box_sync_children
(
GNT_BOX
(
w
));
gnt_widget_get_size
(
w
,
&
width
,
&
height
);
gnt_widget_get_position
(
w
,
&
x
,
&
y
);
x
-=
widgetx
;
y
-=
widgety
;
if
(
priv
->
vertical
)
{
x
=
pos
;
if
(
priv
->
alignment
==
GNT_ALIGN_RIGHT
)
{
x
+=
widgetwidth
-
width
;
}
else
if
(
priv
->
alignment
==
GNT_ALIGN_MID
)
{
x
+=
(
widgetwidth
-
width
)
/
2
;
}
if
(
x
+
width
>
widgetwidth
-
pos
)
{
x
-=
x
+
width
-
(
widgetwidth
-
pos
);
}
}
else
{
y
=
pos
;
if
(
priv
->
alignment
==
GNT_ALIGN_BOTTOM
)
{
y
+=
widgetheight
-
height
;
}
else
if
(
priv
->
alignment
==
GNT_ALIGN_MID
)
{
y
+=
(
widgetheight
-
height
)
/
2
;
}
if
(
y
+
height
>=
widgetheight
-
pos
)
{
y
=
widgetheight
-
height
-
pos
;
}
}
wwin
=
gnt_widget_get_window
(
w
);
copywin
(
wwin
,
widget_window
,
0
,
0
,
y
,
x
,
y
+
height
-
1
,
x
+
width
-
1
,
FALSE
);
gnt_widget_set_position
(
w
,
x
+
widgetx
,
y
+
widgety
);
if
(
w
==
priv
->
active
)
{
wmove
(
widget_window
,
y
+
getcury
(
wwin
),
x
+
getcurx
(
wwin
));
}
}
}
void
gnt_box_set_alignment
(
GntBox
*
box
,
GntAlignment
alignment
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
alignment
=
alignment
;
}
void
gnt_box_remove
(
GntBox
*
box
,
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
list
=
g_list_remove
(
priv
->
list
,
widget
);
if
(
gnt_widget_get_take_focus
(
widget
)
&&
gnt_widget_get_parent
(
GNT_WIDGET
(
box
))
==
NULL
&&
priv
->
focus
)
{
if
(
widget
==
priv
->
active
)
{
find_next_focus
(
priv
);
if
(
priv
->
active
==
widget
)
{
/* There's only one widget */
priv
->
active
=
NULL
;
}
}
priv
->
focus
=
g_list_remove
(
priv
->
focus
,
widget
);
}
if
(
gnt_widget_get_mapped
(
GNT_WIDGET
(
box
)))
gnt_widget_draw
(
GNT_WIDGET
(
box
));
}
void
gnt_box_remove_all
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
g_list_free_full
(
priv
->
list
,
(
GDestroyNotify
)
gnt_widget_destroy
);
g_list_free
(
priv
->
focus
);
priv
->
list
=
NULL
;
priv
->
focus
=
NULL
;
gnt_widget_set_internal_size
(
GNT_WIDGET
(
box
),
0
,
0
);
}
void
gnt_box_readjust
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
GList
*
iter
;
GntWidget
*
wid
;
int
width
,
height
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
if
(
gnt_widget_get_parent
(
GNT_WIDGET
(
box
))
!=
NULL
)
{
return
;
}
for
(
iter
=
priv
->
list
;
iter
;
iter
=
iter
->
next
)
{
GntWidget
*
w
=
iter
->
data
;
if
(
G_UNLIKELY
(
w
==
NULL
))
{
g_warn_if_reached
();
continue
;
}
if
(
GNT_IS_BOX
(
w
))
gnt_box_readjust
(
GNT_BOX
(
w
));
else
{
gnt_widget_set_mapped
(
w
,
FALSE
);
gnt_widget_set_internal_size
(
w
,
0
,
0
);
}
}
wid
=
GNT_WIDGET
(
box
);
gnt_widget_set_mapped
(
wid
,
FALSE
);
gnt_widget_set_internal_size
(
wid
,
0
,
0
);
if
(
gnt_widget_get_parent
(
wid
)
==
NULL
)
{
g_list_free
(
priv
->
focus
);
priv
->
focus
=
NULL
;
priv
->
active
=
NULL
;
gnt_widget_size_request
(
wid
);
gnt_widget_get_size
(
wid
,
&
width
,
&
height
);
gnt_screen_resize_widget
(
wid
,
width
,
height
);
find_focusable_widget
(
box
);
}
}
void
gnt_box_set_fill
(
GntBox
*
box
,
gboolean
fill
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
priv
->
fill
=
fill
;
}
/* Internal. */
GntWidget
*
gnt_box_get_active
(
GntBox
*
box
)
{
GntBoxPrivate
*
priv
=
NULL
;
g_return_val_if_fail
(
GNT_IS_BOX
(
box
),
NULL
);
priv
=
gnt_box_get_instance_private
(
box
);
return
priv
->
active
;
}
void
gnt_box_move_focus
(
GntBox
*
box
,
int
dir
)
{
GntBoxPrivate
*
priv
=
NULL
;
GntWidget
*
now
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
priv
=
gnt_box_get_instance_private
(
box
);
if
(
priv
->
active
==
NULL
)
{
find_focusable_widget
(
box
);
return
;
}
now
=
priv
->
active
;
if
(
dir
==
1
)
find_next_focus
(
priv
);
else
if
(
dir
==
-1
)
find_prev_focus
(
priv
);
if
(
now
!=
priv
->
active
)
{
gnt_widget_set_focus
(
now
,
FALSE
);
gnt_widget_set_focus
(
priv
->
active
,
TRUE
);
}
if
(
gnt_widget_get_window
(
GNT_WIDGET
(
box
)))
{
gnt_widget_draw
(
GNT_WIDGET
(
box
));
}
}
void
gnt_box_give_focus_to_child
(
GntBox
*
box
,
GntWidget
*
widget
)
{
GntBoxPrivate
*
priv
=
NULL
;
GList
*
find
;
gpointer
now
;
g_return_if_fail
(
GNT_IS_BOX
(
box
));
box
=
GNT_BOX
(
gnt_widget_get_toplevel
(
GNT_WIDGET
(
box
)));
priv
=
gnt_box_get_instance_private
(
box
);
find
=
g_list_find
(
priv
->
focus
,
widget
);
now
=
priv
->
active
;
if
(
find
)
{
priv
->
active
=
widget
;
}
if
(
now
&&
now
!=
priv
->
active
)
{
gnt_widget_set_focus
(
now
,
FALSE
);
gnt_widget_set_focus
(
priv
->
active
,
TRUE
);
}
if
(
gnt_widget_get_window
(
GNT_WIDGET
(
box
)))
{
gnt_widget_draw
(
GNT_WIDGET
(
box
));
}
}