How to implement a progressBar while opening a textFile in an application ?

Make a claas like this one to create ProgressBar :-public class StatusProgressBar : ToolStripProgressBar { #region Private Fields private static StatusProgressBar _instance = null; #endregion #region Constructor private StatusProgressBar() { this.Style = ProgressBarStyle.Blocks; this.Step = 1; } #endregion #region Properties /// ///...

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What is Reference counting in COM ?

Reference counting is a memory management technique used to count how many times an object has a pointer referring to it. The first time it is created, the reference count is set to one. When the last reference to the object is nulled, the reference count is set to zero and the object is deleted.Care must be exercised to prevent a context switch from...

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What is COM ?

Microsoft’s COM is a technology for component software development. It is a binary standard which is language independent. DCOM is a distributed extension of COM.Microsoft COM (Component Object Model) technology in the Microsoft Windows-family of Operating Systems enables software components to communicate. COM is used by developers to create re-usable...

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How can we make Windows API calls in .NET?

Windows API call are not COM based and they are invoked through Platform Invoke Services.StringConversionType is for what type of conversion should take place. Either we can specify Unicode to convert all strings to Unicode values, or Auto to convert strings according to the .NET runtime rules.There are few thumbrules to make API calls :-1:- MethodName...

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