I need to temporary remove TFrame\'s OnExit and OnEnter events, so I\'m trying to do following: declare FEnterHandler and FExit Handler:
The program WinDirStats (written in C++, see http://sourceforge开发者_如何学运维.net/projects/windirstat/ ) has at the top a control that combines a tree-like structure (The column \"Name\", first on
After much searching, it looks like I have to assign RegisterComponentsProc and RegisterPropertyEditorProc, which I have done.
I\'m trying to understand the ControlStyle property i开发者_如何学运维n Delphi 2007, but I\'m having trouble grasping the csClickEvents and csCaptureMouse attributes.
So, I created a new component, derived from an existing TControl type. When I installed it, it appeared on the Component Palette (is that what it\'s called) at the top of Delphi at design time, to al
Edit: original question below, but I revise it now that I have some code to post.... I am created an editbox which only accepts an integer as input. I didn\'t use a TMaskEDit because I want to derive
I tried to use a TListView component to display rather large data lists (like 4000 rows large), and creating the list is incredibly slow - it takes something like 2-3 secs, which makes the UI all lagg
I\'m looking to compile some old source code in Vis开发者_开发问答ual C++.However, the first of many errors I am receiving is:
I want to implement Parent/Child relationship with TControl and I mean to be able to have a TControl that can serve as a container for another TControl.
I have an application that prints text and images to pages on a printer. At the footer, we output an image, which is cached by loading it once, and stored in a TBitmap. In the print routine, it create
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