delphi-7 Questions
2
Solved
How do I set TIdHTTP to use IE proxy configuration?
It should be compatible with XP/Vista/Win7 and reliable.
Urial asked 22/1, 2012 at 13:2
2
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I'm trying to find a grid which is especially designed to show images. It needs to have good performance too, and preferably with some sort of thumbnail cache. The images need to be loaded from fil...
Savoirvivre asked 13/1, 2012 at 15:58
3
Solved
My application (main.exe) is executing a Child process (child.exe) using ShellExecuteEx.
But when I close or kill (via Process-Explorer) main.exe the child process remains active.
How to graceful...
2
Solved
First of all, I have never written a property editor from scratch, but had some help with one in another question. Refer to the accepted answer there. This was in Delphi 7, and now I have started u...
Cavort asked 7/1, 2012 at 20:43
2
Solved
I want to write a TCheckBox and TRadioButton descendants having 3 identical methods.
TMyCheckBox = class(TCheckBox)
procedure DoSomething1;
procedure DoSomething2;
procedure WMSize(var Message:...
5
Solved
I'm working on something which will require monitoring of many forms. From outside the form, and without putting any code inside the form, I need to somehow capture events from these forms, most li...
Quenby asked 5/1, 2012 at 14:10
2
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How can I schedule a task using delphi 7 like Google updater?
I'm not using the registry because it gets detected by Kaspersky antivirus as a false alarm.
Anything I add in the registry as a start-...
Jolin asked 2/1, 2012 at 12:17
1
Solved
I have a custom component with some published properties which have been used for a while in many projects. I want to make some particular changes to this component which requires removing these ol...
Statius asked 2/1, 2012 at 21:50
4
Solved
I am building an application that has "virtual windows". The output is TImage object.
1) The application loads window skin files into TPNGObject's:
2) Then application has to create a new blank...
Lotetgaronne asked 18/12, 2011 at 19:13
3
I have a certain operation in a class that is very expensive. (on the order of about 8 seconds to fully run) So, now I've decided it should probably run at the beginning of the program during an "i...
1
There seems to be an undocumented constant eof in asm block context. This was tested using Delphi 7.
program TestEof;
{$APPTYPE CONSOLE}
var
example : Integer;
begin
asm
mov example, eof
end;
...
1
Solved
In Delphi 7, while debugging I can see the current context local variables (Ctrl-Alt-L), and the call stack (Ctrl-Alt-S). When I navigate the call stack back to the caller methods, I don't know how...
2
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From what I can see there's no menu options to view a call-stack like I'm used to seeing in debuggers for other languages. Is this a feature that simply didn't exist in this (old) version of Delphi...
2
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I'm trying to make a button which glows when the mouse is pointed over it. There has to be a timer in the background to control a smooth fading in-and-out of these colors. It doesn't jump from one ...
2
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I'd like to automatically checkout a file when I start to edit it in Delphi 7 IDE.
ClearCase is my version control system and I really hate the need to checkout a file before starting to edit. It...
2
Solved
I'm planning an application which will involve loading many pictures at one time and thus requires a large chunk of memory. For example, I might have 50 image objects created at once, taking a tota...
Ninon asked 23/12, 2011 at 22:7
4
Solved
I have a big text file (about 100MB) and each lines are separated by CR character, and not CRLF.
I tried to read this text file, line by line using TStringList.LoadFromFile() or ReadLn(F,..), but ...
Sportsman asked 23/12, 2011 at 9:8
2
How to use checkboxes inside a standard TDBGrid to select multiple records? Or perhaps, do you have any recommendation for a free/open source sister of DBGrid that allows anyone to do that easily?
...
2
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I'm working with dynamically creating multiple different types of controls and storing them in a list in the background. Two of such controls are a TEdit and a TLabel. These controls are all sub-co...
Boundary asked 18/12, 2011 at 23:18
3
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i have a little problem. I'm trying to create in Delphi7 a list of components at run-time and to resize them with form's .OnResize event but no use... i can't figure out how to do it.
Here's my co...
2
Solved
Just wondering if its possible to copy the contents of (any) variable to the clipboard?
That is, during debugging, i can hover my mouse over the variable and it shows me the value. I wish to copy ...
1
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I have this formula in a function below. It's a fairly simple concept, yet this formula took me almost 2 weeks to get perfect. What it does is calculates what point to place an object at a given de...
3
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I need to know the basics behind making a component produce and manage sub-components. I originally tried this by creating a TCollection, and tried to put a name on each TCollectionItem. But I lear...
Integumentary asked 6/12, 2011 at 20:43
5
Solved
I'm expanding a class of mine for storing generic size strings to allow more flexible values for user input. For example, my prior version of this class was strict and allowed only the format of 2x...
1
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Please refer to another question here: Resizing borderless form from different constraints than far edges?
This previous question has been resolved, but I have another similar question. Since I am...
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