The ListView element inherits from Flickable so you can use all the same properties as with Flickable (boundsBehavior in this case).
Juha On Mon, Sep 20, 2010 at 12:57 AM, Sohail Somani <soh...@taggedtype.net> wrote: > That works nicely, thanks! > > Is there a way to prevent the view from going beyond the bounds like the > Flickable type? > > On 10-09-19 5:37 PM, Juha Turunen wrote: >> How about using a ListView instead of Flickable? This way everything >> doesn't have to be instantiated at once, but instead ListView smartly >> creates (and disposes) instances of the delegate component as the user >> scrolls the view. >> >> Juha >> >> On Mon, Sep 20, 2010 at 12:19 AM, Sohail Somani<soh...@taggedtype.net> >> wrote: >>> Hi, >>> >>> I have a need to create a bunch of rectangles with different heights in a >>> single column. >>> >>> Essentially it's like a scrollable bar chart but with a large number of >>> entries. >>> >>> The self-contained code I'm using to create this bar chart is attached. >>> >>> The problem seems to be that when I get to a normal number of elements >>> (approx 3000), the initial display performance is incredibly slow. I think I >>> understand why: there are a lot of rectangles that need to be created. >>> >>> One option I thought of is to remove all the rectangles that display units >>> less than a certain amount but this roughly amounts to having less elements >>> and loses precision. Worst case, I can expect about 60,000 although it is >>> quite literally impossible for any particular user. In my testing, 3000 is >>> about normal so I'd like to be able to handle at most 3-4x that amount if >>> possible. >>> >>> So any techniques you can recommend for faster display for the attached? >>> Delayed loading perhaps? >>> >>> Thanks in advance! >>> >>> Sohail >>> >>> _______________________________________________ >>> Qt-qml mailing list >>> Qt-qml@trolltech.com >>> http://lists.trolltech.com/mailman/listinfo/qt-qml >>> >>> > > > -- > Sohail Somani > -- > iBlog : http://uint32t.blogspot.com > iTweet: http://twitter.com/somanisoftware > iCode : http://bitbucket.org/cheez > > > _______________________________________________ > Qt-qml mailing list > Qt-qml@trolltech.com > http://lists.trolltech.com/mailman/listinfo/qt-qml > _______________________________________________ Qt-qml mailing list Qt-qml@trolltech.com http://lists.trolltech.com/mailman/listinfo/qt-qml
