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<!-- |
This file demonstrates how the dojox.wire code can be used to do declarative |
wiring of events. Specifically, it shows how you can chain actions together |
in a sequence. In this case the setting of a value on one textbox triggers a |
copy over to another textbox. That in turn triggers yet another copy to another |
text box. |
--> |
<html> |
<head> |
<title>Sample Action Chaining</title> |
<style type="text/css"> |
|
@import "../../../../dijit/themes/tundra/tundra.css"; |
@import "../../../../dojo/resources/dojo.css"; |
@import "../../../../dijit/tests/css/dijitTests.css"; |
@import "../TableContainer.css"; |
|
.splitView { |
width: 90%; |
height: 90%; |
border: 1px solid #bfbfbf; |
border-collapse: separate; |
} |
</style> |
|
<script type="text/javascript" src="../../../../dojo/dojo.js" djConfig="isDebug: true, parseOnLoad: true"></script> |
<script type="text/javascript"> |
dojo.require("dojo.parser"); |
dojo.require("dojox.wire"); |
dojo.require("dojox.wire.ml.Invocation"); |
dojo.require("dojox.wire.ml.DataStore"); |
dojo.require("dojox.wire.ml.Transfer"); |
dojo.require("dojox.wire.ml.Data"); |
dojo.require("dijit.form.TextBox"); |
</script> |
</head> |
|
<body class="tundra"> |
|
<!-- Layout --> |
<font size="3"><b>Demo of Chaining Actions:</b></font><br/><br/> |
This demo shows how you can chain actions together to fire in a sequence. |
Such as the completion of setting one value on a widget triggers the setting of another value on the widget |
<br/> |
<br/> |
<table> |
<tr> |
<td> |
<div dojoType="dijit.form.TextBox" id="inputField" value="" size="50"></div> |
</td> |
</tr> |
<tr> |
<td> |
<div dojoType="dijit.form.TextBox" id="targetField1" value="" disabled="true" size="50"></div> |
</td> |
</tr> |
<tr> |
<td> |
<div dojoType="dijit.form.TextBox" id="targetField2" value="" disabled="true" size="50"></div> |
</td> |
</tr> |
</table> |
|
|
<!-------------------------------- Using dojox.wire, declaratively wire up the widgets. ---------------------------> |
|
<!-- |
This is an example of using the declarative data value definition. |
These are effectively declarative variables to act as placeholders |
for data values. |
--> |
<div dojoType="dojox.wire.ml.Data" |
id="data"> |
<div dojoType="dojox.wire.ml.DataProperty" |
name="tempData" |
value=""> |
</div> |
</div> |
|
<!-- |
Whenever a key is entered into the textbox, copy the value somewhere, then invoke a method on another widget, in this case |
on just another text box. |
--> |
<div dojoType="dojox.wire.ml.Action" |
id="action1" |
trigger="inputField" |
triggerEvent="onkeyup"> |
<div dojoType="dojox.wire.ml.Invocation" object="inputField" method="getValue" result="data.tempData"></div> |
<div dojoType="dojox.wire.ml.Invocation" id="targetCopy" object="targetField1" method="setValue" parameters="data.tempData"></div> |
</div> |
|
<!-- |
Whenever the primary cloning invocation completes, invoke a secondary cloning action. |
--> |
<div dojoType="dojox.wire.ml.Action" |
id="action2" |
trigger="targetCopy" |
triggerEvent="onComplete"> |
<!-- |
Note that this uses the basic 'property' form of copying the property over and setting it. The Wire |
code supports both getX and setX functions of setting a property as well as direct access. It first looks |
for the getX/setX functions and if present, uses them. If missing, it will just do direct access. Because |
of the standard getValue/setValue API of dijit form widgets, these transfers work really well and are very compact. |
--> |
<div dojoType="dojox.wire.ml.Transfer" source="targetField1.value" target="targetField2.value"></div> |
</div> |
</body> |
</html> |