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toastd: initial prototype

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K. Lange 2021-07-29 13:04:59 +09:00
parent 8f05cf8554
commit 49e9e4a556
1 changed files with 108 additions and 0 deletions
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apps/toastd.c Normal file
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/**
* @brief Toast notification daemon.
* @file apps/toastd.c
*
* Provides an endpoint for applications to post notifications
* which are displayed in pop-up "toasts" in the upper-right
* corner of the screen without stealing focus.
*
* @copyright 2021 K. Lange
* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
*/
#include <stdio.h>
#include <unistd.h>
#include <sched.h>
#include <sys/fswait.h>
#include <toaru/pex.h>
#include <toaru/yutani.h>
#include <toaru/markup_text.h>
#include <toaru/graphics.h>
static yutani_t * yctx;
static FILE * pex_endpoint = NULL;
static sprite_t background_sprite;
#define PAD_RIGHT 10
#define PAD_TOP 48
int main(int argc, char * argv[]) {
/* Make sure we were actually expecting to be run... */
if (argc < 2 || strcmp(argv[1],"--really")) {
fprintf(stderr,
"%s: Toast notification daemon\n"
"\n"
" Displays popup notifications from other\n"
" applications in the corner of the screen.\n"
" You probably don't want to run this directly - it is\n"
" started automatically by the session manager.\n", argv[0]);
return 1;
}
/* Daemonize... */
if (!fork()) {
/* Connect to display server... */
yctx = yutani_init();
if (!yctx) {
fprintf(stderr, "%s: Failed to connect to compositor.\n", argv[0]);
}
/* Open pex endpoint to receive notifications... */
pex_endpoint = pex_bind("toast");
if (!pex_endpoint) {
fprintf(stderr, "%s: Failed to establish socket.\n", argv[0]);
}
/* Set up our text rendering and sprite contexts... */
markup_text_init();
load_sprite(&background_sprite, "/usr/share/ttk/toast/default.png");
/* Make a test window? */
yutani_window_t * wina = yutani_window_create_flags(yctx, background_sprite.width, background_sprite.height, YUTANI_WINDOW_FLAG_NO_STEAL_FOCUS | YUTANI_WINDOW_FLAG_ALT_ANIMATION);
yutani_window_move(yctx, wina, yctx->display_width - background_sprite.width - PAD_RIGHT, PAD_TOP); /* We need to be able to query the panel location... */
gfx_context_t * ctx = init_graphics_yutani_double_buffer(wina);
draw_fill(ctx, rgba(0,0,0,0));
draw_sprite(ctx, &background_sprite, 0, 0);
/* Wait for messages from pex, or from compositor... */
markup_draw_string(ctx,10,26,"<b><h1>Welcome!</h1></b><br>This is a sample <i>toast</i> notification.",rgb(255,255,255));
flip(ctx);
yutani_flip(yctx, wina);
int should_exit = 0;
while (!should_exit) {
int fds[1] = {fileno(yctx->sock)};
int index = fswait2(1,fds,20);
if (index == 0) {
yutani_msg_t * m = yutani_poll(yctx);
while (m) {
switch (m->type) {
case YUTANI_MSG_KEY_EVENT:
{
struct yutani_msg_key_event * ke = (void*)m->data;
if (ke->event.action == KEY_ACTION_DOWN && ke->event.keycode == 'q') {
should_exit = 1;
sched_yield();
}
}
break;
case YUTANI_MSG_WINDOW_MOUSE_EVENT:
{
struct yutani_msg_window_mouse_event * me = (void*)m->data;
if (me->command == YUTANI_MOUSE_EVENT_DOWN && me->buttons & YUTANI_MOUSE_BUTTON_LEFT) {
yutani_window_drag_start(yctx, wina);
}
}
break;
case YUTANI_MSG_WINDOW_CLOSE:
case YUTANI_MSG_SESSION_END:
should_exit = 1;
break;
default:
break;
}
free(m);
m = yutani_poll_async(yctx);
}
}
}
yutani_close(yctx, wina);
}
return 0;
}