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[DBus (name="org.freedesktop.portal.Email")]
private interface PortalEmail : DBusProxy {
[DBus (name = "version")]
public abstract uint version { get; }
}
public class Portal : GLib.Object {
private static Portal portal;
public static Portal get_instance () {
if (portal == null){
portal = new Portal ();
}
return portal;
}
private const string BUS_NAME = "org.freedesktop.portal.Desktop";
private const string OBJECT_PATH = "/org/freedesktop/portal/desktop";
private GLib.DBusConnection bus;
public async Variant compose_email (HashTable<string, Variant> options,
UnixFDList attachments) throws Error{
if (bus == null){
bus = yield Bus.get(BusType.SESSION);
}
options.insert ("handle_token", Portal.generate_handle());
var options_builder = new VariantBuilder (VariantType.VARDICT);
options.foreach ((key, val) => {
options_builder.add ("{sv}", key, val);
});
PortalEmail? email = yield bus.get_proxy(BUS_NAME, OBJECT_PATH);
var response = email.call_with_unix_fd_list_sync (
"ComposeEmail",
new Variant ("(sa{sv})", yield Portal.get_parent_window(), options_builder),
DBusCallFlags.NONE,
-1,
attachments
);
return response;
}
private static string generate_handle () {
return "%s_%i".printf (
GLib.Application.get_default ().application_id.replace (".", "_").replace("-", "_"),
Random.int_range (0, int32.MAX)
);
}
private static async string get_parent_window () {
var window = AppWindow.get_instance().get_window ();
if (window is Gdk.Wayland.Window) {
var handle = "wayland:";
((Gdk.Wayland.Window) window).export_handle ((w, h) => {
handle += h;
get_parent_window.callback ();
});
yield;
return handle;
} else if (window is Gdk.X11.Window) {
return "x11:%x".printf ((uint) ((Gdk.X11.Window) window).get_xid ());
} else {
warning ("Could not get parent window");
return "";
}
}
}
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