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enlightenment/src/modules/systray/e_mod_main.c

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/**
* systray implementation following freedesktop.org specification.
*
* @see: http://standards.freedesktop.org/systemtray-spec/latest/
*
* @todo: implement xembed, mostly done, at least relevant parts are done.
* http://standards.freedesktop.org/xembed-spec/latest/
*
* @todo: implement messages/popup part of the spec (anyone using this at all?)
*/
#include "e.h"
#include "e_mod_main.h"
#define RETRY_TIMEOUT 2.0
#define SYSTEM_TRAY_REQUEST_DOCK 0
#define SYSTEM_TRAY_BEGIN_MESSAGE 1
#define SYSTEM_TRAY_CANCEL_MESSAGE 2
#define _NET_SYSTEM_TRAY_ORIENTATION_HORZ 0
#define _NET_SYSTEM_TRAY_ORIENTATION_VERT 1
/* XEMBED messages */
#define XEMBED_EMBEDDED_NOTIFY 0
#define XEMBED_WINDOW_ACTIVATE 1
#define XEMBED_WINDOW_DEACTIVATE 2
#define XEMBED_REQUEST_FOCUS 3
#define XEMBED_FOCUS_IN 4
#define XEMBED_FOCUS_OUT 5
#define XEMBED_FOCUS_NEXT 6
#define XEMBED_FOCUS_PREV 7
/* 8-9 were used for XEMBED_GRAB_KEY/XEMBED_UNGRAB_KEY */
#define XEMBED_MODALITY_ON 10
#define XEMBED_MODALITY_OFF 11
#define XEMBED_REGISTER_ACCELERATOR 12
#define XEMBED_UNREGISTER_ACCELERATOR 13
#define XEMBED_ACTIVATE_ACCELERATOR 14
/* Details for XEMBED_FOCUS_IN: */
#define XEMBED_FOCUS_CURRENT 0
#define XEMBED_FOCUS_FIRST 1
#define XEMBED_FOCUS_LAST 2
typedef struct _Instance Instance;
typedef struct _Icon Icon;
struct _Icon
{
Ecore_X_Window win;
Evas_Object *o;
Instance *inst;
};
struct _Instance
{
E_Gadcon_Client *gcc;
E_Container *con;
Evas *evas;
struct
{
Ecore_X_Window parent;
Ecore_X_Window base;
Ecore_X_Window selection;
} win;
struct
{
Evas_Object *gadget;
} ui;
struct
{
Ecore_Event_Handler *message;
Ecore_Event_Handler *destroy;
Ecore_Event_Handler *show;
Ecore_Event_Handler *reparent;
Ecore_Event_Handler *sel_clear;
Ecore_Event_Handler *configure;
} handler;
struct
{
Ecore_Timer *retry;
} timer;
struct
{
Ecore_Job *size_apply;
} job;
Eina_List *icons;
E_Menu *menu;
};
static const char _Name[] = "Systray";
static const char _name[] = "systray";
static const char _group_gadget[] = "e/modules/systray/main";
static const char _part_box[] = "e.box";
static const char _part_size[] = "e.size";
static const char _sig_source[] = "e";
static const char _sig_enable[] = "e,action,enable";
static const char _sig_disable[] = "e,action,disable";
static Ecore_X_Atom _atom_manager = 0;
static Ecore_X_Atom _atom_st_orient = 0;
static Ecore_X_Atom _atom_st_visual = 0;
static Ecore_X_Atom _atom_st_op_code = 0;
static Ecore_X_Atom _atom_st_msg_data = 0;
static Ecore_X_Atom _atom_xembed = 0;
static Ecore_X_Atom _atom_xembed_info = 0;
static Ecore_X_Atom _atom_st_num = 0;
static int _last_st_num = -1;
static E_Module *systray_mod = NULL;
static Instance *instance = NULL; /* only one systray ever possible */
static char tmpbuf[PATH_MAX]; /* general purpose buffer, just use immediately */
static Eina_Bool
_systray_site_is_safe(E_Gadcon_Site site)
{
/* NB: filter out sites we know are not safe for a systray to sit.
* This was done so that systray could be put into illume indicator
* (or anywhere else really) that is 'safe' for systray to be.
* Pretty much, this is anywhere but Desktop and toolbars at the moment */
if (e_gadcon_site_is_desktop(site))
return EINA_FALSE;
else if (e_gadcon_site_is_any_toolbar(site))
return EINA_FALSE;
return EINA_TRUE;
}
static const char *
_systray_theme_path(void)
{
#define TF "/e-module-systray.edj"
unsigned int dirlen;
const char *moddir = e_module_dir_get(systray_mod);
dirlen = strlen(moddir);
if (dirlen >= sizeof(tmpbuf) - sizeof(TF))
return NULL;
memcpy(tmpbuf, moddir, dirlen);
memcpy(tmpbuf + dirlen, TF, sizeof(TF));
return tmpbuf;
#undef TF
}
static void
_systray_menu_cb_post(void *data, E_Menu *menu __UNUSED__)
{
Instance *inst = data;
if (!inst->menu) return;
e_object_del(E_OBJECT(inst->menu));
inst->menu = NULL;
}
static void
_systray_menu_new(Instance *inst, Evas_Event_Mouse_Down *ev)
{
E_Zone *zone;
E_Menu *m;
int x, y;
zone = e_util_zone_current_get(e_manager_current_get());
m = e_menu_new();
m = e_gadcon_client_util_menu_items_append(inst->gcc, m, 0);
e_menu_post_deactivate_callback_set(m, _systray_menu_cb_post, inst);
inst->menu = m;
e_gadcon_canvas_zone_geometry_get(inst->gcc->gadcon, &x, &y, NULL, NULL);
e_menu_activate_mouse(m, zone, x + ev->output.x, y + ev->output.y,
1, 1, E_MENU_POP_DIRECTION_AUTO, ev->timestamp);
}
static void
_systray_cb_mouse_down(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event __UNUSED__)
{
Instance *inst = data;
Evas_Event_Mouse_Down *ev = event;
if ((ev->button == 3) && (!inst->menu))
_systray_menu_new(inst, ev);
}
static void
_systray_size_apply_do(Instance *inst)
{
const Evas_Object *o;
Evas_Coord x, y, w, h;
edje_object_message_signal_process(inst->ui.gadget);
o = edje_object_part_object_get(inst->ui.gadget, _part_box);
if (!o) return;
evas_object_size_hint_min_get(o, &w, &h);
if (w < 1) w = 1;
if (h < 1) h = 1;
if (eina_list_count(inst->icons) == 0)
ecore_x_window_hide(inst->win.base);
else
ecore_x_window_show(inst->win.base);
e_gadcon_client_aspect_set(inst->gcc, w, h);
e_gadcon_client_min_size_set(inst->gcc, w, h);
evas_object_geometry_get(o, &x, &y, &w, &h);
ecore_x_window_move_resize(inst->win.base, x, y, w, h);
}
static void
_systray_size_apply_delayed(void *data)
{
Instance *inst = data;
_systray_size_apply_do(inst);
inst->job.size_apply = NULL;
}
static void
_systray_size_apply(Instance *inst)
{
if (inst->job.size_apply) return;
inst->job.size_apply = ecore_job_add(_systray_size_apply_delayed, inst);
}
static void
_systray_cb_move(void *data, Evas *evas __UNUSED__, Evas_Object *o __UNUSED__, void *event __UNUSED__)
{
Instance *inst = data;
_systray_size_apply(inst);
}
static void
_systray_cb_resize(void *data, Evas *evas __UNUSED__, Evas_Object *o __UNUSED__, void *event __UNUSED__)
{
Instance *inst = data;
_systray_size_apply(inst);
}
static void
_systray_icon_geometry_apply(Icon *icon)
{
const Evas_Object *o;
Evas_Coord x, y, w, h, wx, wy;
o = edje_object_part_object_get(icon->inst->ui.gadget, _part_size);
if (!o) return;
evas_object_geometry_get(icon->o, &x, &y, &w, &h);
evas_object_geometry_get(o, &wx, &wy, NULL, NULL);
ecore_x_window_move_resize(icon->win, x - wx, y - wy, w, h);
}
static void
_systray_icon_cb_move(void *data, Evas *evas __UNUSED__, Evas_Object *o __UNUSED__, void *event __UNUSED__)
{
Icon *icon = data;
_systray_icon_geometry_apply(icon);
}
static void
_systray_icon_cb_resize(void *data, Evas *evas __UNUSED__, Evas_Object *o __UNUSED__, void *event __UNUSED__)
{
Icon *icon = data;
_systray_icon_geometry_apply(icon);
}
static Ecore_X_Gravity
_systray_gravity(const Instance *inst)
{
switch (inst->gcc->gadcon->orient)
{
case E_GADCON_ORIENT_FLOAT:
return ECORE_X_GRAVITY_STATIC;
case E_GADCON_ORIENT_HORIZ:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_VERT:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_LEFT:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_RIGHT:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_TOP:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_BOTTOM:
return ECORE_X_GRAVITY_CENTER;
case E_GADCON_ORIENT_CORNER_TL:
return ECORE_X_GRAVITY_S;
case E_GADCON_ORIENT_CORNER_TR:
return ECORE_X_GRAVITY_S;
case E_GADCON_ORIENT_CORNER_BL:
return ECORE_X_GRAVITY_N;
case E_GADCON_ORIENT_CORNER_BR:
return ECORE_X_GRAVITY_N;
case E_GADCON_ORIENT_CORNER_LT:
return ECORE_X_GRAVITY_E;
case E_GADCON_ORIENT_CORNER_RT:
return ECORE_X_GRAVITY_W;
case E_GADCON_ORIENT_CORNER_LB:
return ECORE_X_GRAVITY_E;
case E_GADCON_ORIENT_CORNER_RB:
return ECORE_X_GRAVITY_W;
default:
return ECORE_X_GRAVITY_STATIC;
}
}
static Evas_Coord
_systray_icon_size_normalize(Evas_Coord size)
{
const Evas_Coord *itr, sizes[] = {
16, 22, 24, 32, 36, 48, 64, 72, 96, 128, 192, 256, -1
};
for (itr = sizes; *itr > 0; itr++)
if (*itr == size)
return size;
else if (*itr > size)
{
if (itr > sizes)
return itr[-1];
else
return sizes[0];
}
return sizes[0];
}
static Icon *
_systray_icon_add(Instance *inst, const Ecore_X_Window win)
{
Ecore_X_Gravity gravity;
Evas_Object *o;
Evas_Coord w, h;
Icon *icon;
edje_object_part_geometry_get(inst->ui.gadget, _part_size,
NULL, NULL, &w, &h);
if (w > h)
w = h;
else
h = w;
w = h = _systray_icon_size_normalize(w);
o = evas_object_rectangle_add(inst->evas);
if (!o)
return NULL;
evas_object_color_set(o, 0, 0, 0, 0);
evas_object_resize(o, w, h);
evas_object_show(o);
icon = malloc(sizeof(*icon));
if (!icon)
{
evas_object_del(o);
return NULL;
}
icon->win = win;
icon->inst = inst;
icon->o = o;
gravity = _systray_gravity(inst);
ecore_x_icccm_size_pos_hints_set(win, 1, gravity,
w, h, w, h, w, h, 0, 0,
1.0, (double)w / (double)h);
ecore_x_window_reparent(win, inst->win.base, 0, 0);
ecore_x_window_resize(win, w, h);
ecore_x_window_raise(win);
ecore_x_window_client_manage(win);
ecore_x_window_save_set_add(win);
ecore_x_window_shape_events_select(win, 1);
//ecore_x_window_geometry_get(win, NULL, NULL, &w, &h);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOVE, _systray_icon_cb_move, icon);
evas_object_event_callback_add
(o, EVAS_CALLBACK_RESIZE, _systray_icon_cb_resize, icon);
inst->icons = eina_list_append(inst->icons, icon);
edje_object_part_box_append(inst->ui.gadget, _part_box, o);
_systray_size_apply_do(inst);
_systray_icon_geometry_apply(icon);
ecore_x_window_show(win);
return icon;
}
static void
_systray_icon_del_list(Instance *inst, Eina_List *l, Icon *icon)
{
inst->icons = eina_list_remove_list(inst->icons, l);
ecore_x_window_save_set_del(icon->win);
ecore_x_window_reparent(icon->win, 0, 0, 0);
evas_object_del(icon->o);
free(icon);
_systray_size_apply(inst);
}
static Ecore_X_Atom
_systray_atom_st_get(int screen_num)
{
if ((_last_st_num == -1) || (_last_st_num != screen_num))
{
char buf[32];
snprintf(buf, sizeof(buf), "_NET_SYSTEM_TRAY_S%d", screen_num);
_atom_st_num = ecore_x_atom_get(buf);
_last_st_num = screen_num;
}
return _atom_st_num;
}
static Eina_Bool
_systray_selection_owner_set(int screen_num, Ecore_X_Window win)
{
Ecore_X_Atom atom;
Ecore_X_Window cur_selection;
Eina_Bool ret;
atom = _systray_atom_st_get(screen_num);
ecore_x_selection_owner_set(win, atom, ecore_x_current_time_get());
ecore_x_sync();
cur_selection = ecore_x_selection_owner_get(atom);
ret = (cur_selection == win);
if (!ret)
fprintf(stderr, "SYSTRAY: tried to set selection to %#x, but got %#x\n",
win, cur_selection);
return ret;
}
static Eina_Bool
_systray_selection_owner_set_current(Instance *inst)
{
return _systray_selection_owner_set
(inst->con->manager->num, inst->win.selection);
}
static void
_systray_deactivate(Instance *inst)
{
Ecore_X_Window old;
if (inst->win.selection == 0) return;
edje_object_signal_emit(inst->ui.gadget, _sig_disable, _sig_source);
while (inst->icons)
_systray_icon_del_list(inst, inst->icons, inst->icons->data);
old = inst->win.selection;
inst->win.selection = 0;
_systray_selection_owner_set_current(inst);
ecore_x_sync();
ecore_x_window_free(old);
ecore_x_window_free(inst->win.base);
inst->win.base = 0;
}
static Eina_Bool
_systray_base_create(Instance *inst)
{
const Evas_Object *o;
Evas_Coord x, y, w, h;
unsigned short r, g, b;
const char *color;
color = edje_object_data_get(inst->ui.gadget, inst->gcc->style);
if (!color)
color = edje_object_data_get(inst->ui.gadget, "default");
if (color && (sscanf(color, "%hu %hu %hu", &r, &g, &b) == 3))
{
r = (65535 * (unsigned int)r) / 255;
g = (65535 * (unsigned int)g) / 255;
b = (65535 * (unsigned int)b) / 255;
}
else
r = g = b = (unsigned short)65535;
o = edje_object_part_object_get(inst->ui.gadget, _part_size);
if (!o)
return 0;
evas_object_geometry_get(o, &x, &y, &w, &h);
if (w < 1) w = 1;
if (h < 1) h = 1;
inst->win.base = ecore_x_window_new(0, 0, 0, w, h);
ecore_x_window_reparent(inst->win.base, inst->win.parent, x, y);
ecore_x_window_background_color_set(inst->win.base, r, g, b);
ecore_x_window_show(inst->win.base);
return 1;
}
static Eina_Bool
_systray_activate(Instance *inst)
{
unsigned int visual;
Ecore_X_Atom atom;
Ecore_X_Window old_win;
Ecore_X_Window_Attributes attr;
if (inst->win.selection != 0) return 1;
atom = _systray_atom_st_get(inst->con->manager->num);
old_win = ecore_x_selection_owner_get(atom);
if (old_win != 0) return 0;
if (inst->win.base == 0)
{
if (!_systray_base_create(inst))
return 0;
}
inst->win.selection = ecore_x_window_input_new(inst->win.base, 0, 0, 1, 1);
if (inst->win.selection == 0)
{
ecore_x_window_free(inst->win.base);
inst->win.base = 0;
return 0;
}
if (!_systray_selection_owner_set_current(inst))
{
ecore_x_window_free(inst->win.selection);
inst->win.selection = 0;
ecore_x_window_free(inst->win.base);
inst->win.base = 0;
return 0;
}
ecore_x_window_attributes_get(inst->win.base, &attr);
visual = ecore_x_visual_id_get(attr.visual);
ecore_x_window_prop_card32_set(inst->win.selection, _atom_st_visual,
(void *)&visual, 1);
ecore_x_client_message32_send(inst->con->manager->root, _atom_manager,
ECORE_X_EVENT_MASK_WINDOW_CONFIGURE,
ecore_x_current_time_get(), atom,
inst->win.selection, 0, 0);
edje_object_signal_emit(inst->ui.gadget, _sig_enable, _sig_source);
return 1;
}
static Eina_Bool
_systray_activate_retry(void *data)
{
Instance *inst = data;
Eina_Bool ret;
fputs("SYSTRAY: reactivate...\n", stderr);
ret = _systray_activate(inst);
if (ret)
fputs("SYSTRAY: activate success!\n", stderr);
else
fprintf(stderr, "SYSTRAY: activate failure! retrying in %0.1f seconds\n",
RETRY_TIMEOUT);
if (!ret)
return ECORE_CALLBACK_RENEW;
inst->timer.retry = NULL;
return ECORE_CALLBACK_CANCEL;
}
static void
_systray_retry(Instance *inst)
{
if (inst->timer.retry) return;
inst->timer.retry = ecore_timer_add
(RETRY_TIMEOUT, _systray_activate_retry, inst);
}
static Eina_Bool
_systray_activate_retry_first(void *data)
{
Instance *inst = data;
Eina_Bool ret;
fputs("SYSTRAY: reactivate (first time)...\n", stderr);
ret = _systray_activate(inst);
if (ret)
{
fputs("SYSTRAY: activate success!\n", stderr);
inst->timer.retry = NULL;
return ECORE_CALLBACK_CANCEL;
}
edje_object_signal_emit(inst->ui.gadget, _sig_disable, _sig_source);
fprintf(stderr, "SYSTRAY: activate failure! retrying in %0.1f seconds\n",
RETRY_TIMEOUT);
inst->timer.retry = NULL;
_systray_retry(inst);
return ECORE_CALLBACK_CANCEL;
}
static void
_systray_handle_request_dock(Instance *inst, Ecore_X_Event_Client_Message *ev)
{
Ecore_X_Window win = (Ecore_X_Window)ev->data.l[2];
Ecore_X_Time t;
Ecore_X_Window_Attributes attr;
const Eina_List *l;
Icon *icon;
unsigned int val[2];
int r;
EINA_LIST_FOREACH(inst->icons, l, icon)
if (icon->win == win)
return;
if (!ecore_x_window_attributes_get(win, &attr))
{
fprintf(stderr, "SYSTRAY: could not get attributes of win %#x\n", win);
return;
}
icon = _systray_icon_add(inst, win);
if (!icon)
return;
r = ecore_x_window_prop_card32_get(win, _atom_xembed_info, val, 2);
if (r < 2)
{
/*
fprintf(stderr, "SYSTRAY: win %#x does not support _XEMBED_INFO (%d)\n",
win, r);
*/
return;
}
t = ecore_x_current_time_get();
ecore_x_client_message32_send(win, _atom_xembed,
ECORE_X_EVENT_MASK_NONE,
t, XEMBED_EMBEDDED_NOTIFY, 0,
inst->win.selection, 0);
}
static void
_systray_handle_op_code(Instance *inst, Ecore_X_Event_Client_Message *ev)
{
unsigned long message = ev->data.l[1];
switch (message)
{
case SYSTEM_TRAY_REQUEST_DOCK:
_systray_handle_request_dock(inst, ev);
break;
case SYSTEM_TRAY_BEGIN_MESSAGE:
case SYSTEM_TRAY_CANCEL_MESSAGE:
fputs("SYSTRAY TODO: handle messages (anyone uses this?)\n", stderr);
break;
default:
fprintf(stderr,
"SYSTRAY: error, unknown message op code: %ld, win: %#lx\n",
message, ev->data.l[2]);
}
}
static void
_systray_handle_message(Instance *inst __UNUSED__, Ecore_X_Event_Client_Message *ev)
{
fprintf(stderr, "SYSTRAY TODO: message op: %ld, data: %ld, %ld, %ld\n",
ev->data.l[1], ev->data.l[2], ev->data.l[3], ev->data.l[4]);
}
static void
_systray_handle_xembed(Instance *inst __UNUSED__, Ecore_X_Event_Client_Message *ev __UNUSED__)
{
unsigned long message = ev->data.l[1];
switch (message)
{
case XEMBED_EMBEDDED_NOTIFY:
case XEMBED_WINDOW_ACTIVATE:
case XEMBED_WINDOW_DEACTIVATE:
case XEMBED_REQUEST_FOCUS:
case XEMBED_FOCUS_IN:
case XEMBED_FOCUS_OUT:
case XEMBED_FOCUS_NEXT:
case XEMBED_FOCUS_PREV:
case XEMBED_MODALITY_ON:
case XEMBED_MODALITY_OFF:
case XEMBED_REGISTER_ACCELERATOR:
case XEMBED_UNREGISTER_ACCELERATOR:
case XEMBED_ACTIVATE_ACCELERATOR:
default:
fprintf(stderr,
"SYSTRAY: unsupported xembed: %#lx, %#lx, %#lx, %#lx\n",
ev->data.l[1], ev->data.l[2], ev->data.l[3], ev->data.l[4]);
}
}
static Eina_Bool
_systray_cb_client_message(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Client_Message *ev = event;
Instance *inst = data;
if (ev->message_type == _atom_st_op_code)
_systray_handle_op_code(inst, ev);
else if (ev->message_type == _atom_st_msg_data)
_systray_handle_message(inst, ev);
else if (ev->message_type == _atom_xembed)
_systray_handle_xembed(inst, ev);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_systray_cb_window_destroy(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Window_Destroy *ev = event;
Instance *inst = data;
Icon *icon;
Eina_List *l;
EINA_LIST_FOREACH(inst->icons, l, icon)
if (icon->win == ev->win)
{
_systray_icon_del_list(inst, l, icon);
break;
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_systray_cb_window_show(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Window_Show *ev = event;
Instance *inst = data;
Icon *icon;
Eina_List *l;
EINA_LIST_FOREACH(inst->icons, l, icon)
if (icon->win == ev->win)
{
_systray_icon_geometry_apply(icon);
break;
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_systray_cb_window_configure(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Window_Configure *ev = event;
Instance *inst = data;
Icon *icon;
const Eina_List *l;
EINA_LIST_FOREACH(inst->icons, l, icon)
if (icon->win == ev->win)
{
_systray_icon_geometry_apply(icon);
break;
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_systray_cb_reparent_notify(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Window_Reparent *ev = event;
Instance *inst = data;
Icon *icon;
Eina_List *l;
EINA_LIST_FOREACH(inst->icons, l, icon)
if ((icon->win == ev->win) && (ev->parent != inst->win.base))
{
_systray_icon_del_list(inst, l, icon);
break;
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_systray_cb_selection_clear(void *data, int type __UNUSED__, void *event)
{
Ecore_X_Event_Selection_Clear *ev = event;
Instance *inst = data;
if ((ev->win == inst->win.selection) && (inst->win.selection != 0) &&
(ev->atom == _systray_atom_st_get(inst->con->manager->num)))
{
edje_object_signal_emit(inst->ui.gadget, _sig_disable, _sig_source);
while (inst->icons)
_systray_icon_del_list(inst, inst->icons, inst->icons->data);
ecore_x_window_free(inst->win.selection);
inst->win.selection = 0;
ecore_x_window_free(inst->win.base);
inst->win.base = 0;
_systray_retry(inst);
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_systray_theme(Evas_Object *o, const char *shelf_style, const char *gc_style)
{
const char base_theme[] = "base/theme/modules/systray";
const char *path = _systray_theme_path();
char buf[128], *p;
size_t len, avail;
len = eina_strlcpy(buf, _group_gadget, sizeof(buf));
if (len >= sizeof(buf))
goto fallback;
p = buf + len;
*p = '/';
p++;
avail = sizeof(buf) - len - 1;
if (shelf_style && gc_style)
{
size_t r;
r = snprintf(p, avail, "%s/%s", shelf_style, gc_style);
if (r < avail && e_theme_edje_object_set(o, base_theme, buf))
return;
}
if (shelf_style)
{
size_t r;
r = eina_strlcpy(p, shelf_style, avail);
if (r < avail && e_theme_edje_object_set(o, base_theme, buf))
return;
}
if (gc_style)
{
size_t r;
r = eina_strlcpy(p, gc_style, avail);
if (r < avail && e_theme_edje_object_set(o, base_theme, buf))
return;
}
if (e_theme_edje_object_set(o, base_theme, _group_gadget))
return;
if (shelf_style && gc_style)
{
size_t r;
r = snprintf(p, avail, "%s/%s", shelf_style, gc_style);
if (r < avail && edje_object_file_set(o, path, buf))
return;
}
if (shelf_style)
{
size_t r;
r = eina_strlcpy(p, shelf_style, avail);
if (r < avail && edje_object_file_set(o, path, buf))
return;
}
if (gc_style)
{
size_t r;
r = eina_strlcpy(p, gc_style, avail);
if (r < avail && edje_object_file_set(o, path, buf))
return;
}
fallback:
edje_object_file_set(o, path, _group_gadget);
}
static E_Gadcon_Client *
_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style)
{
Instance *inst;
// fprintf(stderr, "SYSTRAY: init name=%s, id=%s, style=%s\n", name, id, style);
if (!systray_mod)
return NULL;
if ((!id) || (instance))
{
e_util_dialog_internal
(_("Another systray exists"),
_("There can be only one systray gadget and "
"another one already exists."));
return NULL;
}
if ((gc->shelf) && (!gc->shelf->popup))
{
e_util_dialog_internal
(_("Systray Error"),
_("Systray cannot work in a shelf that is set to below everything."));
return NULL;
}
inst = E_NEW(Instance, 1);
if (!inst)
return NULL;
inst->evas = gc->evas;
inst->con = e_container_current_get(e_manager_current_get());
if (!inst->con)
{
E_FREE(inst);
return NULL;
}
if ((gc->shelf) && (gc->shelf->popup))
inst->win.parent = gc->shelf->popup->evas_win;
else
inst->win.parent = (Ecore_X_Window) ecore_evas_window_get(gc->ecore_evas);
inst->win.base = 0;
inst->win.selection = 0;
inst->ui.gadget = edje_object_add(inst->evas);
_systray_theme(inst->ui.gadget, gc->shelf ? gc->shelf->style : NULL, style);
inst->gcc = e_gadcon_client_new(gc, name, id, style, inst->ui.gadget);
if (!inst->gcc)
{
evas_object_del(inst->ui.gadget);
E_FREE(inst);
return NULL;
}
inst->gcc->data = inst;
if (!_systray_activate(inst))
{
if (!inst->timer.retry)
inst->timer.retry = ecore_timer_add
(0.1, _systray_activate_retry_first, inst);
else
edje_object_signal_emit(inst->ui.gadget, _sig_disable, _sig_source);
}
evas_object_event_callback_add(inst->ui.gadget, EVAS_CALLBACK_MOUSE_DOWN,
_systray_cb_mouse_down, inst);
evas_object_event_callback_add(inst->ui.gadget, EVAS_CALLBACK_MOVE,
_systray_cb_move, inst);
evas_object_event_callback_add(inst->ui.gadget, EVAS_CALLBACK_RESIZE,
_systray_cb_resize, inst);
inst->handler.message = ecore_event_handler_add
(ECORE_X_EVENT_CLIENT_MESSAGE, _systray_cb_client_message, inst);
inst->handler.destroy = ecore_event_handler_add
(ECORE_X_EVENT_WINDOW_DESTROY, _systray_cb_window_destroy, inst);
inst->handler.show = ecore_event_handler_add
(ECORE_X_EVENT_WINDOW_SHOW, _systray_cb_window_show, inst);
inst->handler.reparent = ecore_event_handler_add
(ECORE_X_EVENT_WINDOW_REPARENT, _systray_cb_reparent_notify, inst);
inst->handler.sel_clear = ecore_event_handler_add
(ECORE_X_EVENT_SELECTION_CLEAR, _systray_cb_selection_clear, inst);
inst->handler.configure = ecore_event_handler_add
(ECORE_X_EVENT_WINDOW_CONFIGURE, _systray_cb_window_configure, inst);
instance = inst;
return inst->gcc;
}
/* Called when Gadget_Container says stop */
static void
_gc_shutdown(E_Gadcon_Client *gcc)
{
Instance *inst = gcc->data;
// fprintf(stderr, "SYSTRAY: shutdown %p, inst=%p\n", gcc, inst);
if (!inst)
return;
if (inst->menu)
{
e_menu_post_deactivate_callback_set(inst->menu, NULL, NULL);
e_object_del(E_OBJECT(inst->menu));
}
_systray_deactivate(inst);
evas_object_del(inst->ui.gadget);
if (inst->handler.message)
ecore_event_handler_del(inst->handler.message);
if (inst->handler.destroy)
ecore_event_handler_del(inst->handler.destroy);
if (inst->handler.show)
ecore_event_handler_del(inst->handler.show);
if (inst->handler.reparent)
ecore_event_handler_del(inst->handler.reparent);
if (inst->handler.sel_clear)
ecore_event_handler_del(inst->handler.sel_clear);
if (inst->handler.configure)
ecore_event_handler_del(inst->handler.configure);
if (inst->timer.retry)
ecore_timer_del(inst->timer.retry);
if (inst->job.size_apply)
ecore_job_del(inst->job.size_apply);
if (instance == inst)
instance = NULL;
E_FREE(inst);
gcc->data = NULL;
}
static void
_gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient)
{
Instance *inst = gcc->data;
const char *sig;
unsigned int systray_orient;
if (!inst)
return;
switch (orient)
{
case E_GADCON_ORIENT_FLOAT:
sig = "e,action,orient,float";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_HORIZ:
sig = "e,action,orient,horiz";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_VERT:
sig = "e,action,orient,vert";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_LEFT:
sig = "e,action,orient,left";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_RIGHT:
sig = "e,action,orient,right";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_TOP:
sig = "e,action,orient,top";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_BOTTOM:
sig = "e,action,orient,bottom";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_CORNER_TL:
sig = "e,action,orient,corner_tl";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_CORNER_TR:
sig = "e,action,orient,corner_tr";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_CORNER_BL:
sig = "e,action,orient,corner_bl";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_CORNER_BR:
sig = "e,action,orient,corner_br";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
case E_GADCON_ORIENT_CORNER_LT:
sig = "e,action,orient,corner_lt";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_CORNER_RT:
sig = "e,action,orient,corner_rt";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_CORNER_LB:
sig = "e,action,orient,corner_lb";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
case E_GADCON_ORIENT_CORNER_RB:
sig = "e,action,orient,corner_rb";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
default:
sig = "e,action,orient,horiz";
systray_orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
}
ecore_x_window_prop_card32_set
(inst->win.selection, _atom_st_orient, &systray_orient, 1);
edje_object_signal_emit(inst->ui.gadget, sig, _sig_source);
edje_object_message_signal_process(inst->ui.gadget);
_systray_size_apply(inst);
}
static const char *
_gc_label(E_Gadcon_Client_Class *client_class __UNUSED__)
{
return _("Systray");
}
static Evas_Object *
_gc_icon(E_Gadcon_Client_Class *client_class __UNUSED__, Evas *evas)
{
Evas_Object *o;
o = edje_object_add(evas);
edje_object_file_set(o, _systray_theme_path(), "icon");
return o;
}
static const char *
_gc_id_new(E_Gadcon_Client_Class *client_class __UNUSED__)
{
if (!instance)
return _name;
else
return NULL;
}
static const E_Gadcon_Client_Class _gc_class =
{
GADCON_CLIENT_CLASS_VERSION, _name,
{
_gc_init, _gc_shutdown, _gc_orient, _gc_label, _gc_icon, _gc_id_new, NULL,
_systray_site_is_safe
},
E_GADCON_CLIENT_STYLE_INSET
};
EAPI E_Module_Api e_modapi = {E_MODULE_API_VERSION, _Name};
EAPI void *
e_modapi_init(E_Module *m)
{
systray_mod = m;
e_gadcon_provider_register(&_gc_class);
if (!_atom_manager)
_atom_manager = ecore_x_atom_get("MANAGER");
if (!_atom_st_orient)
_atom_st_orient = ecore_x_atom_get("_NET_SYSTEM_TRAY_ORIENTATION");
if (!_atom_st_visual)
_atom_st_visual = ecore_x_atom_get("_NET_SYSTEM_TRAY_VISUAL");
if (!_atom_st_op_code)
_atom_st_op_code = ecore_x_atom_get("_NET_SYSTEM_TRAY_OPCODE");
if (!_atom_st_msg_data)
_atom_st_msg_data = ecore_x_atom_get("_NET_SYSTEM_TRAY_MESSAGE_DATA");
if (!_atom_xembed)
_atom_xembed = ecore_x_atom_get("_XEMBED");
if (!_atom_xembed_info)
_atom_xembed_info = ecore_x_atom_get("_XEMBED_INFO");
return m;
}
EAPI int
e_modapi_shutdown(E_Module *m __UNUSED__)
{
e_gadcon_provider_unregister(&_gc_class);
systray_mod = NULL;
return 1;
}
EAPI int
e_modapi_save(E_Module *m __UNUSED__)
{
return 1;
}
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