10 Reusable Code Snippet Topics

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This procedure dispatches application defined event handlers and alternately executes default process for both standard or sub/super classed windows. Map is defined as follows. In most cases I define this table in .data, but in can be in .const also. I choose writeable memory as application can redefine characteristics. [code] …

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I use GetTickCount in a lot of my applications, so I built this snippet to convert to hours minutes and seconds. Leading extraneous data is excluded from output.

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User can enter an ascii string of up to 48 characters consisting of 1's or 0's, with randomly interspersed whitespace. IE: [B]1011111001011110 [/B]will be evaulated equally to [B][1011][111....cc001cccx01 111hhhh0 [/B]Algorithm parses from right to left so will be truncated at 16 position Purpose is to give all those still programming …

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There are numerous calls to Win32 API that return detailed information as to failure via GetLastError (). I've devised a method by which to get the textual information corresponding to error and the address of the call that caused the violation. If GetLastError () returns null, then it can serve …

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Additional features will be added to this section of code such as fixing window size proportial to monitors resolution and subclassing the single edit control of this program. You'll notice I don't call ShowWindow here as WS_VISIBLE in windows style is defined.

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I've often wondered why M$ didn't make creating a window a simple as registering a class in that only one 32 bit value need be passed to calling routine. Although this is not ground breaking code design it does facilitate calling code only set EBX to point to all values …

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I prefer to use this method as it doesn't clutter a windows procedure with dozens of conditionals and it address my primary objective of coding as tight as possible [28 bytes]. If you think my method can be improved upon in size and/or speed please post your solution. Note: I …

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The next few posts will be what's required to get a window to display on the monitor. The code between Main & Pump will probably change as time goes on, but for now this is all that is required. I choose this method or placement because only 28 bytes of …

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These are a pair of routine I use quite often. I know MemSet is virtualy the same as ZeroMemory in kernel32.dll, but there may be a time I want to use these in an embedded system where this dll won't be avaliable.

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As part of a larger hobby project that I'm undertaking being a doubly linked list for 95/98/XP, this is the first in a series that I will be posting. Upon completion, I will have a complete application written in assembly for the Windows platform. Compiled with NASM

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The End.