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qooxdoo Documentation, Release 1.6.1
//Pre-Select "Item No 20"
selectBox.getSelection().push(model.getItem(20));
//log selection changes
selectBox.getSelection().addListener("change", function(e) {
this.debug("Selection: " + selectBox.getSelection().getItem(0));
}, this);
Demos Here are some links that demonstrate the usage of the widget:
• SelectBox demo
API
Here is a link to the API of the widget:
qx.ui.form.VirtualSelectBox
VirtualTree The VirtualTree is a widget based on the framework’s virtual infrastructure.
Preview Image
Description The qx.ui.tree.VirtualTree is based on the virtual infrastructure and supports single selection, multi selection, data binding and custom rendering.
Using the virtual infrastructure has considerable advantages when there is a huge amount of model items to render:
Widgets are created only for visible items and reused. This saves both creation time and memory.
13.2. GUI Toolkit
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