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Google Wave Gadgets API & Examples
4
Transcript
Google Wave
Gadgets API
Wave Gadget
=
Wave Gadgets API
Gadgets API
+
XML
state callback
state delta
CSS
HTML
state:
vote-douwe@google.com | 1
JS
State Delta
function onClick() {
wave.getState().submitValue('vote-' wave.getViewer().getId(), -1);
}
State Callback
wave.setStateCallback(update);
function update() {
var keys = wave.getState().getKeys();
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
if (key.match('^vote-')) {
total += parseInt(wave.getState().get(key));
count++;
}
}
document.getElementById('total').innerHTML = total;
}
Mini Webpage
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Shared State
Collaborative Web App
=
Examples
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