Having created a package and soon after referencing it as a dependency on a project, which is in the same project group, I have problems trying to use the unit references contained in the package. Even after adding addiction.
Even af...
I'm starting to work with modular applications on DelphiXE3 , however I'm not finding much about it.
Taking a little something from here, I created a dll with a form and added it to a DLL. My question now is this: How do I call t...
I have the following program:
program Paker;
{$APPTYPE GUI}
uses
Vcl.Forms, Classes, SysUtils, Vcl.StdCtrls;
var
FForm : TForm;
FModeComb : TComboBox;
FBtn : TButton;
begin
Application.Initialize;
Application.CreateFo...
I have a system developed in DelphiXE3 and I'm starting to make it modular. However another question arose. In a Unit that will be in one of the modules, I have:
type
TUsuario = record
id:Integer;
idEmpresa:Integer;
usuario:...
I'm rephrasing my question regarding the CallBack methodology.
I would like some example or specific material on how to use CallBacks calls from the server to the client.
Example:
CLIENT SIDE
On the client I have this TCallBack cl...
I would like to create a magnifying glass to enlarge the region around where the keyboard cursor is positioned and also focus on a form. I wonder if anyone has any suggestions on the subject.
I found a source but it is about the position of t...
Working with TWebBrowser you can interact with elements easily, get fields, set values.
Example:
webBrowser.OleObject.Document.GetElementByID('name').setAttribute('attribute', 'value');
My question may be unrealistic, but does any...
Continuing to wonder about components of FireDAC , component suite acquired by Embarcadero for Delphi , I'd like to know about the TADEventAlert component.
What is the purpose of this component, what is the purpose and p...
I have the following structure:
public
FBMP : TBitmap;
...
var
PNG : TPNGImage;
Stream : TMemoryStream;
begin
Stream := TMemoryStream.Create;
Stream.LoadFromFile('foo.png');
PNG := TPNGImage.Create;
PNG.LoadFromStream(Stream);...
A system was developed using Firebird is dbexpress, to migrate this system so that it would be possible to use more than 1 database, what would be the best solution?
In Delphi XE we have the FireDac with access to multiple databases, most when u...