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#include "net.h"
#include "docker.h"
#include "icons.h"
#include <assert.h>
Atom net_opcode_atom;
Window net_sel_win;
static Atom net_sel_atom;
static Atom net_manager_atom;
static Atom net_message_data_atom;
/* defined in the systray spec */
#define SYSTEM_TRAY_REQUEST_DOCK 0
#define SYSTEM_TRAY_BEGIN_MESSAGE 1
#define SYSTEM_TRAY_CANCEL_MESSAGE 2
static void net_create_selection_window()
{
net_sel_win = XCreateSimpleWindow(display, root, -1, -1, 1, 1, 0, 0, 0);
assert(net_sel_win);
}
static void net_destroy_selection_window()
{
XDestroyWindow(display, net_sel_win);
net_sel_win = None;
}
void net_init()
{
char *name;
XEvent m;
name = g_strdup_printf("_NET_SYSTEM_TRAY_S%d", DefaultScreen(display));
net_sel_atom = XInternAtom(display, name, False);
assert(net_sel_atom);
net_opcode_atom = XInternAtom(display, "_NET_SYSTEM_TRAY_OPCODE", False);
assert(net_opcode_atom);
net_manager_atom = XInternAtom(display, "MANAGER", False);
assert(net_manager_atom);
net_message_data_atom = XInternAtom(display, "_NET_SYSTEM_TRAY_MESSAGE_DATA",
False);
assert(net_message_data_atom);
net_create_selection_window();
XSetSelectionOwner(display, net_sel_atom, net_sel_win, CurrentTime);
if (XGetSelectionOwner(display, net_sel_atom) != net_sel_win)
return; /* we don't get the selection */
m.type = ClientMessage;
m.xclient.message_type = net_manager_atom;
m.xclient.format = 32;
m.xclient.data.l[0] = CurrentTime;
m.xclient.data.l[1] = net_sel_atom;
m.xclient.data.l[2] = net_sel_win;
m.xclient.data.l[3] = 0;
m.xclient.data.l[4] = 0;
XSendEvent(display, root, False, StructureNotifyMask, &m);
}
void net_destroy()
{
net_destroy_selection_window();
}
void net_message(XClientMessageEvent *e)
{
unsigned long opcode;
Window id;
assert(e);
opcode = e->data.l[1];
switch (opcode)
{
case SYSTEM_TRAY_REQUEST_DOCK: /* dock a new icon */
id = e->data.l[2];
if (id && icon_add(id, NET))
XSelectInput(display, id, StructureNotifyMask);
break;
case SYSTEM_TRAY_BEGIN_MESSAGE:
g_printerr("Message From Dockapp\n");
id = e->window;
break;
case SYSTEM_TRAY_CANCEL_MESSAGE:
g_printerr("Message Cancelled\n");
id = e->window;
break;
default:
if (opcode == net_message_data_atom) {
g_printerr("Text For Message From Dockapp:\n%s\n", e->data.b);
id = e->window;
break;
}
/* unknown message type. not in the spec. */
g_printerr("Warning: Received unknown client message to System Tray "
"selection window.\n");
break;
}
}
void net_icon_remove(TrayWindow *traywin)
{
assert(traywin);
XSelectInput(display, traywin->id, NoEventMask);
}
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