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libsysprof-ui: add label helper

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This commit is contained in:
Christian Hergert
2019-05-13 22:18:59 -07:00
parent 762af31908
commit 0b4510c027
2 changed files with 35 additions and 0 deletions
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33
src/libsysprof-ui/sysprof-zoom-manager.c
View File

@ -129,6 +129,10 @@ sysprof_zoom_manager_get_property (GObject *object,
g_value_set_double (value, sysprof_zoom_manager_get_zoom (self));
break;
case PROP_ZOOM_LABEL:
g_value_take_string (value, sysprof_zoom_manager_get_zoom_label (self));
break;
case PROP_CAN_ZOOM_IN:
g_value_set_boolean (value, sysprof_zoom_manager_get_can_zoom_in (self));
break;
@ -218,6 +222,11 @@ sysprof_zoom_manager_class_init (SysprofZoomManagerClass *klass)
1.0,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
properties [PROP_ZOOM_LABEL] =
g_param_spec_string ("zoom-label", NULL, NULL,
NULL,
(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, N_PROPS, properties);
}
@ -407,6 +416,7 @@ sysprof_zoom_manager_set_zoom (SysprofZoomManager *self,
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_ZOOM]);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_CAN_ZOOM_IN]);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_CAN_ZOOM_OUT]);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_ZOOM_LABEL]);
}
}
@ -477,3 +487,26 @@ action_group_iface_init (GActionGroupInterface *iface)
iface->change_action_state = sysprof_zoom_manager_change_action_state;
iface->activate_action = sysprof_zoom_manager_activate_action;
}
/**
* sysprof_zoom_manager_get_zoom_level:
* @self: a #SysprofZoomManager
*
* Returns: (transfer full): a string containing the zoom percentage label
*
* Since: 3.34
*/
gchar *
sysprof_zoom_manager_get_zoom_label (SysprofZoomManager *self)
{
gdouble percent;
g_return_val_if_fail (SYSPROF_IS_ZOOM_MANAGER (self), NULL);
percent = self->zoom * 100.0;
if (percent < 1.0)
return g_strdup_printf ("%0.2lf%%", percent);
else
return g_strdup_printf ("%d%%", (gint)percent);
}

2
src/libsysprof-ui/sysprof-zoom-manager.h
View File

@ -62,5 +62,7 @@ gdouble sysprof_zoom_manager_get_zoom (SysprofZoomManager *s
SYSPROF_AVAILABLE_IN_ALL
void sysprof_zoom_manager_set_zoom (SysprofZoomManager *self,
gdouble zoom);
SYSPROF_AVAILABLE_IN_ALL
gchar *sysprof_zoom_manager_get_zoom_label (SysprofZoomManager *self);
G_END_DECLS