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GUAC-544: Implement reconnect via GuacUI.Client.connect() function. Can be called again to reinitialize the UI and reconnect.

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This commit is contained in:
Michael Jumper
2014-03-24 11:58:06 -07:00
parent 18369f277f
commit 7d56352876
2 changed files with 131 additions and 91 deletions
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76
guacamole/src/main/webapp/client.xhtml
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@@ -76,81 +76,7 @@
// Start connect after control returns from onload (allow browser
// to consider the page loaded).
window.onload = function() {
window.setTimeout(function() {
var tunnel;
// If WebSocket available, try to use it.
if (window.WebSocket)
tunnel = new Guacamole.ChainedTunnel(
new Guacamole.WebSocketTunnel("websocket-tunnel"),
new Guacamole.HTTPTunnel("tunnel")
);
// If no WebSocket, then use HTTP.
else
tunnel = new Guacamole.HTTPTunnel("tunnel");
// Instantiate client
var guac = new Guacamole.Client(tunnel);
// Add client to UI
guac.getDisplay().className = "software-cursor";
GuacUI.Client.display.appendChild(guac.getDisplay());
// Tie UI to client
GuacUI.Client.attach(guac);
// Calculate optimal width/height for display
var pixel_density = window.devicePixelRatio || 1;
var optimal_dpi = pixel_density * 96;
var optimal_width = window.innerWidth * pixel_density;
var optimal_height = window.innerHeight * pixel_density;
// Scale width/height to be at least 600x600
if (optimal_width < 600 || optimal_height < 600) {
var scale = Math.max(600 / optimal_width, 600 / optimal_height);
optimal_width = optimal_width * scale;
optimal_height = optimal_height * scale;
}
// Get entire query string, and pass to connect().
// Normally, only the "id" parameter is required, but
// all parameters should be preserved and passed on for
// the sake of authentication.
var connect_string =
window.location.search.substring(1)
+ "&width=" + Math.floor(optimal_width)
+ "&height=" + Math.floor(optimal_height)
+ "&dpi=" + Math.floor(optimal_dpi);
// Add audio mimetypes to connect_string
GuacUI.Audio.supported.forEach(function(mimetype) {
connect_string += "&audio=" + encodeURIComponent(mimetype);
});
// Add video mimetypes to connect_string
GuacUI.Video.supported.forEach(function(mimetype) {
connect_string += "&video=" + encodeURIComponent(mimetype);
});
// Show connection errors from tunnel
tunnel.onerror = function(status) {
var message = GuacUI.Client.tunnel_errors[status.code] || GuacUI.Client.tunnel_errors.DEFAULT;
GuacUI.Client.showError("Connection Error", message);
};
// Notify of disconnections (if not already notified of something else)
tunnel.onstatechange = function(state) {
if (state === Guacamole.Tunnel.State.CLOSED && !GuacUI.Client.visibleStatus)
GuacUI.Client.showStatus("Disconnected", "You have been disconnected. Reload the page to reconnect.");
};
// Connect
guac.connect(connect_string);
}, 0);
window.setTimeout(GuacUI.Client.connect, 0);
};
/* ]]> */ </script>