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Using Remote Desktop Services API We can call WTSEnumerateProcesses function to get information about the active processes on a specified Remote Desktop Session Host server. However, if pass WTS_CURRENT_SERVER_HANDLE in first argument (server handle), we can enumerate and get info about processes which are running on local machine. The following example calls WTSEnumerateProcesses function, then … Read more
The previous article demonstrates how to improve performance by using a virtual listview control (having LVS_OWNERDATA style set) and handling LVN_GETDISPINFO notification. That’s pretty cool! However, it still can be improved by caching input data. That means, instead of first loading the whole input data, we can load only how much is necessary at a … Read more
Inserting a large number of items in a listview control, may take a lot of time. A virtual list does not internally keep items information (like text and so on). Instead, it notifies its parent, asking info only for the items/subitems which are currently displayed. That makes it a good choyce if dealing with a … Read more
Tiles View in Windows Explorer Using Windows Explorer we can notice, aside others, the Tile View mode. It looks like icon views but, beside a title (that shows the file name), it displays some additional info (file type and size). This articles describe how to set Tiles View in our own listview (SysListView32) Windows control. Set … Read more
Among other common Windows dialogs we can find Color Dialog Box that allows to pick a color for our purposes. It can simply be created by a call of ChooseColor WinAPI function or, if using MFC, with the help of CColorDialog class. Also, the MFC versions shipped with Visual Studio 2008 or newer, include CMFCColorDialog … Read more
In my opinion, making database queries in separate threads in order to avoid UI blocking is the last option a Windows developer should have. Of course, that’s an option like any others but, to avoid headaches of thread synchronization and so on, we have to consider first the following: 1. Optimize the database, index fields … Read more