I am trying to learn generics in Delphi, but TList has a very basic problem.
I have successfully created a list of integers and used 1000 Fill it with an odd number. I want to change every nu
Tag: Delphi
Automatically delete Delphi ifdef compiler instructions
I’m currently working on the’inheritance’ code, which has (randomly scattered) a lot of conditional compiler instructions based on the Delphi version, back to Delphi 2. From now on, all development
Delphi judges whether a class implements an interface
TObject.GetInterface can obtain an instance of an object to implement an interface. The prerequisite is that the object must be instantiated before running GetInterface
The following method c
Delphi, override custom control setcaption
I have a custom control,
the ancestor is another custom control,
whose ancestor is TPanel;
that is
TNotMyCustomControl = class(Tpanel);
TMyCustomControl = class(TNotMyCustomControl); Wheth
Delphi – How to make the component disappear in the form designer?
I am creating a custom control that contains other controls, including two scroll bars, one horizontal and one vertical. There is a property to set one or two scroll bars invisible, it It works fin
Delphi – Why should I use Tcollections.createlist instead of tList.create?
I added map(), reduce() and where(qlint: string) to my Spring4D branch.
When I wrote these functions, I found the behavior of the list There are differences when they are created in different ways
Delphi High DPI switches between its zoom and Windows scales
Some of my customers want to be able to manually extend my application (when the Windows dpi is set to 96), so I have to implement the extension. Unfortunately, these customers cannot set the Windo
Delphi – Object list
How to get the property list of Object that is not Component (at runtime). Just like Grid Cell, it has its own properties (Font, Align, etc.). Grid such as AdvStringGrid or AliGrid, or Bergs NxGri
Delphi – What is the standard method for communicating with Win32 executable file?
I have some delphi code. Given a list of items, calculate the total price and consider any special transactions that may apply.
This code uses another A language rewrite is very important.
Evaluate multiple Boolean conditions separately, only one can be true (Delphi)
I have a function that evaluates multiple (7 in my case) Boolean variables and conditions, if only one of them is true, the result is true (of course the rest are false ). I have the following code