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Tuesday, June 07, 2005

default(T) .... eeeeeeewwwwwww

by Bill McCarthy via @ Head - Bill McCarthy - VB on 6/7/2005 3:31:00 PM

When working with generics, there will be times you want to "clear" a variable reference, eg set it to null. In Vb.NET you can simply assign the value of Nothing, eg: Dim x as T x = Nothing This works perfectly for all types of T, be it a Structure, a reference type, or an intrinsic type. C# on the other hand doesn't provide a universal way to deal with these different types. in C#, you can only assign null to reference types. T ... [ read more ] 2 comment(s)

Textbox with custom ForeColor whilst disabled

by Mark Dryden via Drydo (Mark Dryden) on 6/7/2005 3:24:00 PM

How's yer donald. Just noticed a newsgroup posting about some guy struggling with setting a custom forecolor on a textbox when its disabled (e.g. enabled = false). "No bother" I thought and quickly ran up the code - then I realised the dates, over two months ago and he had found a solution (although not as elegant). Anyway, for your enjoyment and perusal. This class inherits a textbox, simply shadows the enabled property and if the property is set to false, it draws the textbox (with appropr ... [ read more ] 6 comment(s)

VB.NET Master Volume Control Class

by Mark Dryden via Drydo (Mark Dryden) on 6/7/2005 12:17:00 PM

Hey, As part of my cleaning up of various test projects and half baked ideas - I came across this little class the other day. Basically, it can mute and/or set the Master Volume of the computer using the 'mixerSetControlDetails' API and its various cousins. I originally converted the code over from this ( http://support.microsoft.com/default.aspx?scid=KB;EN-US;Q178456 ) VB6 support document and as part of the conversion process I wrote this FAQ @ VBCity ( http://www.vbcity.com/forums/ ... [ read more ] 5 comment(s)

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