delphi-7 Questions
1
Solved
I need to intercept the TAB keyboard stroke on TEdits and suppress them programmatically.
In certain cases I don't want the focus to change to the next control.
I tried to handle KeyPress, KeyDown...
3
Solved
My application needs a lot of PNGs and I often mess up my code while trying to work with them. To make my life easier I made one big PNG image in Realword Paint and pasted all those small PNG image...
1
I have this function in our Delphi 7 application, which worked very well until I included FastMM4 v4.99 into the project. Once included, FastMM4 raised the following error message: "FastMM has dete...
2
Solved
I am working on a project using Delphi 7 and Delphi 2006, i am developing a component that will get certain system information.
Now the requirement is that after the component is installed on the s...
Jeffrey asked 23/4, 2012 at 7:51
3
Solved
I am working on a component in Delphi 7 and Delphi 2006, where I am using a unit which I need to add to the .dpr file of the project on which the component is dropped automatically.
Like the way Eu...
Distrustful asked 24/4, 2012 at 7:1
2
Solved
I am working on a database program, using the dbExpress components (Delphi 7). The data is retrieved from the database via the following components: TSQLDataSet -> TDataSetProvider -> TClientDataSe...
1
Solved
I have got a procedure which searches for a file entered by the user in a path and subpaths, i have a good understanding of the most of it except for this line:
if ((Rec.Attr and faDirectory) <...
1
Solved
Is there a simple/clever way to load the standard Windows TEdit menu into this TRichEdit?
I know that I could create a simple menu to simulate the TEdit menu for the simple operations like copy/p...
1
Solved
I need simple TMemo that does NOT display scroll bars when they are not needed (ie insufficient text), but does when they are. something like ScrollBars = ssAuto or like the TRichEdit HideScrollBar...
1
Solved
I have some image-files stored into one file (some kind of archive). That file looks like this:
Well, it's separated into two segments - header and data-segment. Header (green) contains various ...
Thyroxine asked 17/4, 2012 at 22:39
1
Solved
When I try to open any site that has double-quotes (") inside the link , for ex. user.php?name="stackoverflow" it just cuts " or sometimes it redirects me to Google!?
Used code:
ShellExecute(0, 'o...
1
Solved
I want to prevent iframe elements from triggering the OnDocumentComplete event every time. For example, a page has 4 iframes, and when I load this page, my OnDocumentComplete event runs 4 times. I ...
Pyrrha asked 11/4, 2012 at 11:38
1
Solved
My app has a worker thread, and I use PostMessage to send a string to the main thread. For 1 message, the string is truncated when it gets to the message handler in the main thread.
The string is ...
Hysterical asked 29/3, 2012 at 19:30
1
Solved
I have an app which creates a thread which communicate with the main UI via windows messages. It simply send the message to the main app thread and received the status.
That way I am displaying mo...
1
Solved
I've added some code to my delphi project to interact with the registry, using some tutorials I found online to guide my effort. Every example I've seen seems to use this structure for their regist...
3
Solved
I am trying to implement a simple text file encryption technique and I am using the following code to do so. The code is not written by me, I just googled and got it. The encryption technique seems...
Valais asked 28/2, 2012 at 12:58
1
Solved
I would like to execute a child process and synchronize it (possibly with Mutex) without waiting for the child process to terminate:
Parent:
program Project1;
{$APPTYPE CONSOLE}
uses
Windows, Sh...
2
Solved
If a mouse button is pressed and a window is shown that window will receive the MouseUp event when the mouse button is released.
Is it possible to detect, once the window is shown, whether or not ...
2
Solved
I have been dealing with FTP lately and I'm not sure about the security of the Indy component TIdFTP. That is why I have created some tests which I want to share with you so you could give your opi...
Kaunas asked 11/2, 2012 at 13:14
1
Solved
I have this chunk of code which I found and implemented according to http://www.activexperts.com/activmonitor/windowsmanagement/scripts/networking/windowsfirewall/
procedure AddExceptionToFirewall...
Macswan asked 7/2, 2012 at 16:51
1
Solved
Currently I am adding object by creating it like:
type
TRecord = class
private
str: string;
num: Integer;
public
constructor Create;
end;
...
procedure TForm1.Button2Click(Sender: TObje...
4
Solved
I have in my current Delphi 7 project (named, say, Project1.dpr), two files (Project1.dof and Project1.cfg) which my team and I can't decide to put under version control (we use Mercurial btw).
The...
Galloping asked 27/1, 2012 at 15:28
1
Solved
I'm using TADODataSet (D7).
I do not create persistent fields in design-mode with my DataSet.
dsItems.CommandText := 'select ID, ItemName, UserIDCreate from Items';
dsUsers.CommandText := 'select...
Stines asked 30/1, 2012 at 12:51
1
Solved
Years ago, I decided never to rely solely on setting a thread's FreeOnTerminate property to true to be sure of its destruction, because I discovered and reasoned two things at application's termina...
Allude asked 27/1, 2012 at 6:28
2
Solved
When I'm calling a Dll method it sometimes throws an exception, and sometimes doesn't.
I'm calling it like this:
public class DllTest
{
[DllImport(@"MyDll.dll")]
public extern static string My...
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