OLPCities/Document: Difference between revisions
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(object of the Class Form) Normaly we have a chain of objects, because a property of the |
(object of the Class Form) Normaly we have a chain of objects, because a property of the |
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Class Form can be an object of the Class |
Class Form can be an object of the Class TextBox etc. |
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By example: we can capture what was typed at a textbox with: |
By example: we can capture what was typed at a textbox with: |
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document.form1.tb1.value |
document.form1.tb1.value |
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</pre> |
</pre> |
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Link to the Classes: [[Form]], [[ |
Link to the Classes: [[Form]], [[TextBox]] |
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[[Category:OLPCities]] |
[[Category:OLPCities]] |
Revision as of 17:12, 26 September 2006
"Document" is a Class that is part of the DOM (Document Object Model). This "library" is referenced automaticaly by the browser of the OLPC station and you don't need to add anything in the program to use it.
We are now (sept 2006) doing tests to verify all the methods and properties of this Class that is working OK with the OLPC station. So, we have only a few elements presented here.
You don't need to create any object for this Class because it will have only one stantialization for a page. You will use the "prefix": document to call its elements.
Properties
cookie [= String] Is R/W. Used to write or read a cookie. The String is: "name-of-cookie = value; expires=expiration-date" An example, of code, reading the data from a textbox to a cookie "dynamic1"; then = new Date(); then.setTime(then.getTime() + 60*60*1000) //cookie available one hour document.cookie = "dynamic1="+document.form1.tb1.value+";expires="+then.toGMTString(); (object of the Class Form) Normaly we have a chain of objects, because a property of the Class Form can be an object of the Class TextBox etc. By example: we can capture what was typed at a textbox with: document.form1.tb1.value