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enlightenment/src/modules/xkbswitch/e_mod_main.c

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#include "e.h"
#include "e_mod_main.h"
#include "e_mod_parse.h"
/* GADCON */
static E_Gadcon_Client *_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style);
static void _gc_shutdown(E_Gadcon_Client *gcc);
static void _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient);
static const char *_gc_label(E_Gadcon_Client_Class *client_class);
static const char *_gc_id_new(E_Gadcon_Client_Class *client_class __UNUSED__);
static Evas_Object *_gc_icon(E_Gadcon_Client_Class *client_class, Evas *evas);
/* EVENTS */
static Eina_Bool _xkb_changed(void *data, int type, void *event_info);
static void _e_xkb_cb_mouse_down(void *data, Evas *evas, Evas_Object *obj, void *event);
static void _e_xkb_cb_menu_post(void *data, E_Menu *menu __UNUSED__);
static void _e_xkb_cb_menu_configure(void *data, E_Menu *mn, E_Menu_Item *mi __UNUSED__);
static void _e_xkb_cb_lmenu_post(void *data, E_Menu *menu __UNUSED__);
static void _e_xkb_cb_lmenu_set(void *data, E_Menu *mn __UNUSED__, E_Menu_Item *mi __UNUSED__);
/* Static variables
* The static variables specific to the current code unit.
*/
/* GADGET INSTANCE */
typedef struct _Instance
{
E_Gadcon_Client *gcc;
Evas_Object *o_xkbswitch;
Evas_Object *o_xkbflag;
E_Menu *menu;
E_Menu *lmenu;
} Instance;
/* LIST OF INSTANCES */
static Eina_List *instances = NULL;
/* Global variables
* Global variables shared across the module.
*/
/* CONFIG STRUCTURE */
Xkb _xkb = { NULL, NULL };
static const E_Gadcon_Client_Class _gc_class =
{
GADCON_CLIENT_CLASS_VERSION,
"xkbswitch",
{
_gc_init, _gc_shutdown, _gc_orient, _gc_label, _gc_icon, _gc_id_new, NULL, NULL
},
E_GADCON_CLIENT_STYLE_PLAIN
};
EAPI E_Module_Api e_modapi =
{
E_MODULE_API_VERSION,
"XKB Switcher"
};
/* Module initializer
* Initializes the configuration file, checks its versions, populates
* menus, finds the rules file, initializes gadget icon.
*/
EAPI void *
e_modapi_init(E_Module *m)
{
/* Menus and dialogs */
e_configure_registry_category_add("keyboard_and_mouse", 80, _("Input"),
NULL, "preferences-behavior");
e_configure_registry_item_add("keyboard_and_mouse/xkbswitch", 110,
_("XKB Switcher"), NULL,
"preferences-desktop-locale",
_xkb_cfg_dialog);
_xkb.module = m;
_xkb.evh = ecore_event_handler_add(E_EVENT_XKB_CHANGED, _xkb_changed, NULL);
/* Gadcon */
e_gadcon_provider_register(&_gc_class);
return m;
}
/* Module shutdown
* Called when the module gets unloaded. Deregisters the menu state
* and frees up the config.
*/
EAPI int
e_modapi_shutdown(E_Module *m __UNUSED__)
{
e_configure_registry_item_del("keyboard_and_mouse/xkbswitch");
e_configure_registry_category_del("keyboard_and_mouse");
if (_xkb.evh) ecore_event_handler_del(_xkb.evh);
if (_xkb.cfd) e_object_del(E_OBJECT(_xkb.cfd));
_xkb.cfd = NULL;
_xkb.module = NULL;
e_gadcon_provider_unregister(&_gc_class);
return 1;
}
/* Module state save
* Used to save the configuration file.
*/
EAPI int
e_modapi_save(E_Module *m __UNUSED__)
{
return 1;
}
/* Updates icons on all available xkbswitch gadgets to reflect the
* current layout state.
*/
void
_xkb_update_icon(void)
{
Instance *inst;
Eina_List *l;
const char *name;
if (!e_config->xkb.used_layouts) return;
name = ((E_Config_XKB_Layout*)
eina_list_data_get(e_config->xkb.used_layouts))->name;
if ((name) && (strchr(name, '/'))) name = strchr(name, '/') + 1;
if (e_config->xkb.only_label)
{
EINA_LIST_FOREACH(instances, l, inst)
{
if (inst->o_xkbflag)
{
evas_object_del(inst->o_xkbflag);
inst->o_xkbflag = NULL;
}
e_theme_edje_object_set(inst->o_xkbswitch,
"base/theme/modules/xkbswitch",
"modules/xkbswitch/noflag");
edje_object_part_text_set(inst->o_xkbswitch, "e.text.label", name);
}
}
else
{
EINA_LIST_FOREACH(instances, l, inst)
{
if (!inst->o_xkbflag)
inst->o_xkbflag = e_icon_add(inst->gcc->gadcon->evas);
e_xkb_e_icon_flag_setup(inst->o_xkbflag, name);
edje_object_part_swallow(inst->o_xkbswitch, "e.swallow.flag",
inst->o_xkbflag);
edje_object_part_text_set(inst->o_xkbswitch, "e.text.label",
e_xkb_layout_name_reduce(name));
}
}
}
/* LOCAL STATIC FUNCTIONS */
static E_Gadcon_Client *
_gc_init(E_Gadcon *gc, const char *gcname, const char *id, const char *style)
{
Instance *inst;
const char *name;
if (e_config->xkb.used_layouts)
name = ((E_Config_XKB_Layout*)
eina_list_data_get(e_config->xkb.used_layouts))->name;
else name = NULL;
/* The instance */
inst = E_NEW(Instance, 1);
/* The gadget */
inst->o_xkbswitch = edje_object_add(gc->evas);
e_theme_edje_object_set(inst->o_xkbswitch,
"base/theme/modules/xkbswitch",
"modules/xkbswitch/main");
edje_object_part_text_set(inst->o_xkbswitch, "e.text.label",
e_xkb_layout_name_reduce(name));
/* The gadcon client */
inst->gcc = e_gadcon_client_new(gc, gcname, id, style, inst->o_xkbswitch);
inst->gcc->data = inst;
/* The flag icon */
if (!e_config->xkb.only_label)
{
inst->o_xkbflag = e_icon_add(gc->evas);
e_xkb_e_icon_flag_setup(inst->o_xkbflag, name);
/* The icon is part of the gadget. */
edje_object_part_swallow(inst->o_xkbswitch, "e.swallow.flag",
inst->o_xkbflag);
}
else inst->o_xkbflag = NULL;
/* Hook some menus */
evas_object_event_callback_add(inst->o_xkbswitch, EVAS_CALLBACK_MOUSE_DOWN,
_e_xkb_cb_mouse_down, inst);
/* Make the list know about the instance */
instances = eina_list_append(instances, inst);
return inst->gcc;
}
static void
_gc_shutdown(E_Gadcon_Client *gcc)
{
Instance *inst;
if (!(inst = gcc->data)) return;
instances = eina_list_remove(instances, inst);
if (inst->menu)
{
e_menu_post_deactivate_callback_set(inst->menu, NULL, NULL);
e_object_del(E_OBJECT(inst->menu));
inst->menu = NULL;
}
if (inst->lmenu)
{
e_menu_post_deactivate_callback_set(inst->lmenu, NULL, NULL);
e_object_del(E_OBJECT(inst->lmenu));
inst->lmenu = NULL;
}
if (inst->o_xkbswitch)
{
evas_object_event_callback_del(inst->o_xkbswitch,
EVAS_CALLBACK_MOUSE_DOWN,
_e_xkb_cb_mouse_down);
evas_object_del(inst->o_xkbswitch);
evas_object_del(inst->o_xkbflag);
}
E_FREE(inst);
}
static void
_gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient __UNUSED__)
{
e_gadcon_client_aspect_set(gcc, 16, 16);
e_gadcon_client_min_size_set(gcc, 16, 16);
}
static const char *
_gc_label(E_Gadcon_Client_Class *client_class __UNUSED__)
{
return _("XKB Switcher");
}
static const char *
_gc_id_new(E_Gadcon_Client_Class *client_class __UNUSED__)
{
return _gc_class.name;
}
static Evas_Object *
_gc_icon(E_Gadcon_Client_Class *client_class __UNUSED__, Evas *evas)
{
Evas_Object *o;
char buf[PATH_MAX];
snprintf(buf, sizeof(buf), "%s/e-module-xkbswitch.edj", _xkb.module->dir);
o = edje_object_add(evas);
edje_object_file_set(o, buf, "icon");
return o;
}
static Eina_Bool
_xkb_changed(void *data, int type, void *event_info)
{
_xkb_update_icon();
return ECORE_CALLBACK_PASS_ON;
}
static void
_e_xkb_cb_mouse_down(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event)
{
Evas_Event_Mouse_Down *ev = event;
Instance *inst = data;
if (!inst) return;
if ((ev->button == 3) && (!inst->menu)) /* Right-click utility menu */
{
int x, y;
E_Menu_Item *mi;
/* The menu and menu item */
inst->menu = e_menu_new();
mi = e_menu_item_new(inst->menu);
/* Menu item specifics */
e_menu_item_label_set(mi, _("Settings"));
e_util_menu_item_theme_icon_set(mi, "preferences-system");
e_menu_item_callback_set(mi, _e_xkb_cb_menu_configure, NULL);
/* Append into the util menu */
inst->menu = e_gadcon_client_util_menu_items_append(inst->gcc,
inst->menu, 0);
/* Callback */
e_menu_post_deactivate_callback_set(inst->menu, _e_xkb_cb_menu_post,
inst);
/* Coords */
e_gadcon_canvas_zone_geometry_get(inst->gcc->gadcon, &x, &y,
NULL, NULL);
/* Activate - we show the menu relative to the gadget */
e_menu_activate_mouse(inst->menu,
e_util_zone_current_get(e_manager_current_get()),
(x + ev->output.x), (y + ev->output.y), 1, 1,
E_MENU_POP_DIRECTION_AUTO, ev->timestamp);
evas_event_feed_mouse_up(inst->gcc->gadcon->evas, ev->button,
EVAS_BUTTON_NONE, ev->timestamp, NULL);
}
else if ((ev->button == 1) && (!inst->lmenu)) /* Left-click layout menu */
{
Evas_Coord x, y, w, h;
int cx, cy;
/* Coordinates and sizing */
evas_object_geometry_get(inst->o_xkbswitch, &x, &y, &w, &h);
e_gadcon_canvas_zone_geometry_get(inst->gcc->gadcon, &cx, &cy,
NULL, NULL);
x += cx;
y += cy;
if (!inst->lmenu) inst->lmenu = e_menu_new();
if (inst->lmenu)
{
E_Config_XKB_Layout *cl;
E_Menu_Item *mi;
Eina_List *l;
int dir;
char buf[PATH_MAX];
mi = e_menu_item_new(inst->lmenu);
e_menu_item_label_set(mi, _("Settings"));
e_util_menu_item_theme_icon_set(mi, "preferences-system");
e_menu_item_callback_set(mi, _e_xkb_cb_menu_configure, NULL);
mi = e_menu_item_new(inst->lmenu);
e_menu_item_separator_set(mi, 1);
/* Append all the layouts */
EINA_LIST_FOREACH(e_config->xkb.used_layouts, l, cl)
{
const char *name = cl->name;
mi = e_menu_item_new(inst->lmenu);
e_menu_item_radio_set(mi, 1);
e_menu_item_radio_group_set(mi, 1);
e_menu_item_toggle_set(mi,
(l == e_config->xkb.used_layouts) ? 1 : 0);
e_xkb_flag_file_get(buf, sizeof(buf), name);
e_menu_item_icon_file_set(mi, buf);
snprintf(buf, sizeof(buf), "%s (%s, %s)", cl->name,
cl->model, cl->variant);
e_menu_item_label_set(mi, buf);
e_menu_item_callback_set(mi, _e_xkb_cb_lmenu_set, cl);
}
/* Deactivate callback */
e_menu_post_deactivate_callback_set(inst->lmenu,
_e_xkb_cb_lmenu_post, inst);
/* Proper menu orientation */
switch (inst->gcc->gadcon->orient)
{
case E_GADCON_ORIENT_TOP:
dir = E_MENU_POP_DIRECTION_DOWN;
break;
case E_GADCON_ORIENT_BOTTOM:
dir = E_MENU_POP_DIRECTION_UP;
break;
case E_GADCON_ORIENT_LEFT:
dir = E_MENU_POP_DIRECTION_RIGHT;
break;
case E_GADCON_ORIENT_RIGHT:
dir = E_MENU_POP_DIRECTION_LEFT;
break;
case E_GADCON_ORIENT_CORNER_TL:
dir = E_MENU_POP_DIRECTION_DOWN;
break;
case E_GADCON_ORIENT_CORNER_TR:
dir = E_MENU_POP_DIRECTION_DOWN;
break;
case E_GADCON_ORIENT_CORNER_BL:
dir = E_MENU_POP_DIRECTION_UP;
break;
case E_GADCON_ORIENT_CORNER_BR:
dir = E_MENU_POP_DIRECTION_UP;
break;
case E_GADCON_ORIENT_CORNER_LT:
dir = E_MENU_POP_DIRECTION_RIGHT;
break;
case E_GADCON_ORIENT_CORNER_RT:
dir = E_MENU_POP_DIRECTION_LEFT;
break;
case E_GADCON_ORIENT_CORNER_LB:
dir = E_MENU_POP_DIRECTION_RIGHT;
break;
case E_GADCON_ORIENT_CORNER_RB:
dir = E_MENU_POP_DIRECTION_LEFT;
break;
case E_GADCON_ORIENT_FLOAT:
case E_GADCON_ORIENT_HORIZ:
case E_GADCON_ORIENT_VERT:
default:
dir = E_MENU_POP_DIRECTION_AUTO;
break;
}
e_gadcon_locked_set(inst->gcc->gadcon, 1);
/* We display not relatively to the gadget, but similarly to
* the start menu - thus the need for direction etc.
*/
e_menu_activate_mouse(inst->lmenu,
e_util_zone_current_get
(e_manager_current_get()),
x, y, w, h, dir, ev->timestamp);
}
}
else if (ev->button == 2) /* Middle click */
e_xkb_layout_next();
}
static void
_e_xkb_cb_menu_post(void *data, E_Menu *menu __UNUSED__)
{
Instance *inst = data;
if (!(inst) || !inst->menu) return;
inst->menu = NULL;
}
static void
_e_xkb_cb_lmenu_post(void *data, E_Menu *menu __UNUSED__)
{
Instance *inst = data;
if (!(inst) || !inst->lmenu) return;
inst->lmenu = NULL;
}
static void
_e_xkb_cb_menu_configure(void *data __UNUSED__, E_Menu *mn, E_Menu_Item *mi __UNUSED__)
{
if (_xkb.cfd) return;
_xkb_cfg_dialog(mn->zone->container, NULL);
}
static void
_e_xkb_cb_lmenu_set(void *data, E_Menu *mn __UNUSED__, E_Menu_Item *mi __UNUSED__)
{
Eina_List *l;
void *ndata;
void *odata = eina_list_data_get(e_config->xkb.used_layouts);
EINA_LIST_FOREACH(e_config->xkb.used_layouts, l, ndata)
{
if (ndata == data) eina_list_data_set(l, odata);
}
eina_list_data_set(e_config->xkb.used_layouts, data);
e_xkb_update();
_xkb_update_icon();
}
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