Start port of swaybar to layer shell

This starts up the event loop and wayland display and shims out the
basic top level rendering concepts. Also includes some changes to
incorporate pango into the 1.x codebase properly.

1 files changed, 0 insertions, 398 deletions

diff --git a/swaybar/tray/tray.c b/swaybar/tray/tray.c
deleted file mode 100644
index 91c3af06..00000000
--- a/swaybar/tray/tray.c
+++ /dev/null
@@ -1,398 +0,0 @@
-#define _XOPEN_SOURCE 700
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/wait.h>
-#include <dbus/dbus.h>
-#include "swaybar/bar.h"
-#include "swaybar/tray/tray.h"
-#include "swaybar/tray/dbus.h"
-#include "swaybar/tray/sni.h"
-#include "swaybar/tray/sni_watcher.h"
-#include "swaybar/bar.h"
-#include "swaybar/config.h"
-#include "list.h"
-#include "log.h"
-
-struct tray *tray;
-
-static void register_host(char *name) {
-	DBusMessage *message;
-
-	message = dbus_message_new_method_call(
-			"org.freedesktop.StatusNotifierWatcher",
-			"/StatusNotifierWatcher",
-			"org.freedesktop.StatusNotifierWatcher",
-			"RegisterStatusNotifierHost");
-	if (!message) {
-		sway_log(L_ERROR, "Cannot allocate dbus method call");
-		return;
-	}
-
-	dbus_message_append_args(message,
-			DBUS_TYPE_STRING, &name,
-			DBUS_TYPE_INVALID);
-
-	dbus_connection_send(conn, message, NULL);
-
-	dbus_message_unref(message);
-}
-
-static void get_items_reply(DBusPendingCall *pending, void *_data) {
-	DBusMessage *reply = dbus_pending_call_steal_reply(pending);
-
-	if (!reply) {
-		sway_log(L_ERROR, "Got no items reply from sni watcher");
-		goto bail;
-	}
-
-	int message_type = dbus_message_get_type(reply);
-
-	if (message_type == DBUS_MESSAGE_TYPE_ERROR) {
-		char *msg;
-
-		dbus_message_get_args(reply, NULL,
-				DBUS_TYPE_STRING, &msg,
-				DBUS_TYPE_INVALID);
-
-		sway_log(L_ERROR, "Message is error: %s", msg);
-		goto bail;
-	}
-
-	DBusMessageIter iter;
-	DBusMessageIter variant;
-	DBusMessageIter array;
-
-	dbus_message_iter_init(reply, &iter);
-	if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
-		sway_log(L_ERROR, "Replyed with wrong type, not v(as)");
-		goto bail;
-	}
-	dbus_message_iter_recurse(&iter, &variant);
-	if (dbus_message_iter_get_arg_type(&variant) != DBUS_TYPE_ARRAY ||
-			dbus_message_iter_get_element_type(&variant) != DBUS_TYPE_STRING) {
-		sway_log(L_ERROR, "Replyed with wrong type, not v(as)");
-		goto bail;
-	}
-
-	// Clear list
-	list_foreach(tray->items, (void (*)(void *))sni_free);
-	list_free(tray->items);
-	tray->items = create_list();
-
-	// O(n) function, could be faster dynamically reading values
-	int len = dbus_message_iter_get_element_count(&variant);
-
-	dbus_message_iter_recurse(&variant, &array);
-	for (int i = 0; i < len; i++) {
-		const char *name;
-		dbus_message_iter_get_basic(&array, &name);
-
-		struct StatusNotifierItem *item = sni_create(name);
-
-		if (item) {
-			sway_log(L_DEBUG, "Item registered with host: %s", name);
-			list_add(tray->items, item);
-			dirty = true;
-		}
-	}
-
-bail:
-	dbus_message_unref(reply);
-	dbus_pending_call_unref(pending);
-	return;
-}
-static void get_items() {
-	DBusPendingCall *pending;
-	DBusMessage *message = dbus_message_new_method_call(
-			"org.freedesktop.StatusNotifierWatcher",
-			"/StatusNotifierWatcher",
-			"org.freedesktop.DBus.Properties",
-			"Get");
-
-	const char *iface = "org.freedesktop.StatusNotifierWatcher";
-	const char *prop = "RegisteredStatusNotifierItems";
-	dbus_message_append_args(message,
-			DBUS_TYPE_STRING, &iface,
-			DBUS_TYPE_STRING, &prop,
-			DBUS_TYPE_INVALID);
-
-	bool status =
-		dbus_connection_send_with_reply(conn, message, &pending, -1);
-	dbus_message_unref(message);
-
-	if (!(pending || status)) {
-		sway_log(L_ERROR, "Could not get items");
-		return;
-	}
-
-	dbus_pending_call_set_notify(pending, get_items_reply, NULL, NULL);
-}
-
-static DBusHandlerResult signal_handler(DBusConnection *connection,
-		DBusMessage *message, void *_data) {
-	if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierWatcher",
-				"StatusNotifierItemRegistered")) {
-		const char *name;
-		if (!dbus_message_get_args(message, NULL,
-				DBUS_TYPE_STRING, &name,
-				DBUS_TYPE_INVALID)) {
-			sway_log(L_ERROR, "Error getting StatusNotifierItemRegistered args");
-			return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-		}
-
-		if (list_seq_find(tray->items, sni_str_cmp, name) == -1) {
-			struct StatusNotifierItem *item = sni_create(name);
-
-			if (item) {
-				list_add(tray->items, item);
-				dirty = true;
-			}
-		}
-
-		return DBUS_HANDLER_RESULT_HANDLED;
-	} else if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierWatcher",
-				"StatusNotifierItemUnregistered")) {
-		const char *name;
-		if (!dbus_message_get_args(message, NULL,
-				DBUS_TYPE_STRING, &name,
-				DBUS_TYPE_INVALID)) {
-			sway_log(L_ERROR, "Error getting StatusNotifierItemUnregistered args");
-			return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-		}
-
-		int index;
-		if ((index = list_seq_find(tray->items, sni_str_cmp, name)) != -1) {
-			sni_free(tray->items->items[index]);
-			list_del(tray->items, index);
-			dirty = true;
-		} else {
-			// If it's not in our list, then our list is incorrect.
-			// Fetch all items again
-			sway_log(L_INFO, "Host item list incorrect, refreshing");
-			get_items();
-		}
-
-		return DBUS_HANDLER_RESULT_HANDLED;
-	} else if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierItem",
-				"NewIcon") || dbus_message_is_signal(message,
-				"org.kde.StatusNotifierItem", "NewIcon")) {
-		const char *name;
-		int index;
-		struct StatusNotifierItem *item;
-
-		name = dbus_message_get_sender(message);
-		if ((index = list_seq_find(tray->items, sni_uniq_cmp, name)) != -1) {
-			item = tray->items->items[index];
-			sway_log(L_INFO, "NewIcon signal from item %s", item->name);
-			get_icon(item);
-		}
-
-		return DBUS_HANDLER_RESULT_HANDLED;
-	}
-	return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-static int init_host() {
-	tray = (struct tray *)malloc(sizeof(tray));
-
-	tray->items = create_list();
-
-	DBusError error;
-	dbus_error_init(&error);
-	char *name = NULL;
-	if (!conn) {
-		sway_log(L_ERROR, "Connection is null, cannot init SNI host");
-		goto err;
-	}
-	name = calloc(sizeof(char), 256);
-
-	if (!name) {
-		sway_log(L_ERROR, "Cannot allocate name");
-		goto err;
-	}
-
-	pid_t pid = getpid();
-	if (snprintf(name, 256, "org.freedesktop.StatusNotifierHost-%d", pid)
-			>= 256) {
-		sway_log(L_ERROR, "Cannot get host name because string is too short."
-				"This should not happen");
-		goto err;
-	}
-
-	// We want to be the sole owner of this name
-	if (dbus_bus_request_name(conn, name, DBUS_NAME_FLAG_DO_NOT_QUEUE,
-			&error) != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
-		sway_log(L_ERROR, "Cannot get host name and start the tray");
-		goto err;
-	}
-	if (dbus_error_is_set(&error)) {
-		sway_log(L_ERROR, "Dbus err getting host name: %s\n", error.message);
-		goto err;
-	}
-	sway_log(L_DEBUG, "Got host name");
-
-	register_host(name);
-
-	get_items();
-
-	// Perhaps use addmatch helper functions like wlc does?
-	dbus_bus_add_match(conn,
-			"type='signal',\
-			sender='org.freedesktop.StatusNotifierWatcher',\
-			member='StatusNotifierItemRegistered'",
-			&error);
-	if (dbus_error_is_set(&error)) {
-		sway_log(L_ERROR, "dbus_err: %s", error.message);
-		goto err;
-	}
-	dbus_bus_add_match(conn,
-			"type='signal',\
-			sender='org.freedesktop.StatusNotifierWatcher',\
-			member='StatusNotifierItemUnregistered'",
-			&error);
-	if (dbus_error_is_set(&error)) {
-		sway_log(L_ERROR, "dbus_err: %s", error.message);
-		return -1;
-	}
-
-	// SNI matches
-	dbus_bus_add_match(conn,
-			"type='signal',\
-			interface='org.freedesktop.StatusNotifierItem',\
-			member='NewIcon'",
-			&error);
-	if (dbus_error_is_set(&error)) {
-		sway_log(L_ERROR, "dbus_err %s", error.message);
-		goto err;
-	}
-	dbus_bus_add_match(conn,
-			"type='signal',\
-			interface='org.kde.StatusNotifierItem',\
-			member='NewIcon'",
-			&error);
-	if (dbus_error_is_set(&error)) {
-		sway_log(L_ERROR, "dbus_err %s", error.message);
-		goto err;
-	}
-
-	dbus_connection_add_filter(conn, signal_handler, NULL, NULL);
-
-	free(name);
-	return 0;
-
-err:
-	// TODO better handle errors
-	free(name);
-	return -1;
-}
-
-void tray_mouse_event(struct output *output, int x, int y,
-		uint32_t button, uint32_t state) {
-
-	struct window *window = output->window;
-	uint32_t tray_padding = swaybar.config->tray_padding;
-	int tray_width = window->width * window->scale;
-
-	for (int i = 0; i < output->items->length; ++i) {
-		struct sni_icon_ref *item =
-			 output->items->items[i];
-		int icon_width = cairo_image_surface_get_width(item->icon);
-
-		tray_width -= tray_padding;
-		if (x <= tray_width && x >= tray_width - icon_width) {
-			if (button == swaybar.config->activate_button) {
-				sni_activate(item->ref, x, y);
-			} else if (button == swaybar.config->context_button) {
-				sni_context_menu(item->ref, x, y);
-			} else if (button == swaybar.config->secondary_button) {
-				sni_secondary(item->ref, x, y);
-			}
-			break;
-		}
-		tray_width -= icon_width;
-	}
-}
-
-uint32_t tray_render(struct output *output, struct config *config) {
-	struct window *window = output->window;
-	cairo_t *cairo = window->cairo;
-
-	// Tray icons
-	uint32_t tray_padding = config->tray_padding;
-	uint32_t tray_width = window->width * window->scale;
-	const int item_size = (window->height * window->scale) - (2 * tray_padding);
-
-	if (item_size < 0) {
-		// Can't render items if the padding is too large
-		return tray_width;
-	}
-
-	if (config->tray_output && strcmp(config->tray_output, output->name) != 0) {
-		return tray_width;
-	}
-
-	for (int i = 0; i < tray->items->length; ++i) {
-		struct StatusNotifierItem *item =
-			tray->items->items[i];
-		if (!item->image) {
-			continue;
-		}
-
-		struct sni_icon_ref *render_item = NULL;
-		int j;
-		for (j = i; j < output->items->length; ++j) {
-			struct sni_icon_ref *ref =
-				output->items->items[j];
-			if (ref->ref == item) {
-				render_item = ref;
-				break;
-			} else {
-				sni_icon_ref_free(ref);
-				list_del(output->items, j);
-			}
-		}
-
-		if (!render_item) {
-			render_item = sni_icon_ref_create(item, item_size);
-			list_add(output->items, render_item);
-		} else if (item->dirty) {
-			// item needs re-render
-			sni_icon_ref_free(render_item);
-			output->items->items[j] = render_item =
-				sni_icon_ref_create(item, item_size);
-		}
-
-		tray_width -= tray_padding;
-		tray_width -= item_size;
-
-		cairo_operator_t op = cairo_get_operator(cairo);
-		cairo_set_operator(cairo, CAIRO_OPERATOR_OVER);
-		cairo_set_source_surface(cairo, render_item->icon, tray_width, tray_padding);
-		cairo_rectangle(cairo, tray_width, tray_padding, item_size, item_size);
-		cairo_fill(cairo);
-		cairo_set_operator(cairo, op);
-
-		item->dirty = false;
-	}
-
-
-	if (tray_width != window->width * window->scale) {
-		tray_width -= tray_padding;
-	}
-
-	return tray_width;
-}
-
-void init_tray(struct bar *bar) {
-	if (!bar->config->tray_output || strcmp(bar->config->tray_output, "none") != 0) {
-		/* Connect to the D-Bus */
-		dbus_init();
-
-		/* Start the SNI watcher */
-		init_sni_watcher();
-
-		/* Start the SNI host */
-		init_host();
-	}
-}