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Type: Posts; User: RMSX

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  1. Ok, I figured this one out myself. The problem...

    Ok, I figured this one out myself.

    The problem was that the selection was being set to an empty array like so:



    var newRecordsToSelect = [];

    // ... populate newRecordsToSelect, sometimes...
  2. SelectionModel showing empty array in addition to selected items

    I am using an Ext xtype:grid in my application (Ext JS 4.0.7). The grid is the master view for a master/detail view.

    I have noticed that sometimes when I remove an item from the grid's store, the...
  3. Resetting scrollable height of an Ext.Container after removing components

    I have an Ext.Container in which I dynamically show a varying number of components which each have a variable height.

    I noticed that when I remove items from the container, the scrollable height...
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    Thanks

    Thanks
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    Ok, it seems as though I've been driving myself...

    Ok, it seems as though I've been driving myself crazy for no reason here. I have determined that the problem is with version 2.0.1 of sencha touch and it is fixed with 2.1 - as per the release notes....
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    I've spent some time with the heap manager and...

    I've spent some time with the heap manager and reading the sencha touch source code and I think I know where my memory is going.

    It seems that whenever I add a new item to the DataView it creates...
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    I created a test program to try to narrow down...

    I created a test program to try to narrow down what is happening with my app and I have been running it for most of the day.

    It's not behaving exactly as I expected though... The private memory...
  8. Another Example

    It compounds when using the template recursively: (smaller data set for this example)



    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8">
    <link rel="stylesheet" type="text/css"...
  9. Changes to XTemplate behaviour between 2.0.1 and 2.1

    I have observed a change in the behaviour of XTemplates between Sencha touch 2.0.1 and 2.1.

    Consider the following example:


    var counter = 0;


    var _template = new Ext.XTemplate(
    ...
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    Thanks for the reply, It's going to take me a...

    Thanks for the reply, It's going to take me a little while to digest everything though.

    I took a heap snapshot of my application last night and another this morning. 'Private' memory usage has...
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    Understanding Memory consumption

    Can someone please recommend a resource to help understand memory consumption in web browsers?

    I have inherited a sencha touch 2.0.1 application and chrome's task manager shows the memory...
  12. Thread: Charts

    by RMSX
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    Are you using the free commercial or gpl license?...

    Are you using the free commercial or gpl license?

    Charts are not included in the free commercial license.
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