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In the OnLButtonDown handler store the current vertical offset. Override the OnMouseMove message handler and change the value back to this stored offset before passing it through to the base class implimentation.<br />

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In the OnLButtonDown handler store the current vertical offset. Override the OnMouseMove message handler and change the value back to this stored offset before passing it through to the base class implimentation.


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How do i restrict the rectangle of a CRectTrack to move in horizontal direction only when the user LButtonDown on the rectangle and drags it &nbsp;around?<br />
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I have managed to set the rectangle to 'Track' the mouse on LButton down. &nbsp;What should i do after that?<br />
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How do i restrict the rectangle of a CRectTrack to move in horizontal direction only when the user LButtonDown on the rectangle and drags it  around?

I have managed to set the rectangle to 'Track' the mouse on LButton down.  What should i do after that?


 


CRectTracker movement

Kernel and system programming is the process of creating the software necessary for a computer or device to function and operate other programs. Some operating systems (such as Microsoft Windows) are proprietary, but others, such as the various Linux distributions, are open source.