delphi-7

Delphi 7 and EMF+ files

I have an application that can load various graphical file formats such as bmp, jpg, png, emf, etc... and render them onto the screen for previewing. I am using Delphi 7. I have just been introduced to the EMF+ file format that was created around the time of Windows XP that is created utilizing the GDIPlus.dll. I can open the EMF+ file...

data fitting delphi7 component

is there any data fitting component for delphi7 ? ...

Does anyone has working Delphi 7 code, class or unit to upload Tweets to Twitter ?

Does any one has succesfully created a unit or Delphi 7 class to upload tweets to the TWitter web site ? I would like to be able to add tweets from within my Delphi program. ...

Delphi 7 SOAP Authentication and SessionID HowTo

Hello All, I am developing a 3 tier database application. 1.) MS SQL DB 2.) Middle tier SOAP Server (with Delphi 7) connected to the DB 3.) Clients (first win32 gui (with Delphi 7) - later other platfomrs) connected to the SOAP server I chose a SOAP Server to be open to various clients at a later stage (also some of the win32 gui clien...

how debug a dll in delphi7 with win 7 x64 IS POSSIBLE ???

I try to debug a COM+ DLL in Delphi 7 in a Win7 environment. How can I do this? ...

open default browser with a post in Delphi

I know in delphi you can open the default browser with: ShellExecute(self.WindowHandle,'open','www.website.com',nil,nil, SW_SHOWNORMAL); but I'm wanting to know if there is a way to automatically post data on the new opened brower window OR auto fill the login data (even in firefox, safari,etc) Thanks -Brad ...

Delphi 7 SOAP client DB Grid apply updates and refresh

Is there any single event on the DataSet that I can use to make sure my client has applied updates and has the newest data from the SOAP Server? At the moment I need to add clientDataSet.applyupdates(0); clientDataSet.refresh; for each AfterDelete and AfterPost event on all datasets I use in my SOAP client? It seems rather a lot...

Problems with Aero Glass in Delphi 7 applications

Hi everyone! I'm trying to remake some of my older projects to support Aero Glass. Although it's kinda easy to enable glass frame, I've encountered some major problems. I used this code: var xVer: TOSVersionInfo; hDWM: THandle; DwmIsCompositionEnabled: function(pbEnabled: BOOL): HRESULT; stdcall; DwmExtendFrameIntoClientArea: f...

How to send windows messages to non-main forms

How do I go about sending a Windows Message to a form in my application that is not the MainForm? Using the code below gives me an Access Violation. procedure TMainForm.SendMessageToAnotherForm; begin SendMessage(MyForm.Handle,WM_MY_MESSAGE,0,0); end; MyForm has already been created and is the top most window. Edit: I have tried P...

Copy SQL From Access To Delphi Script

I found a difficult with SQL on Delphi, I use ADOconnection and ADOQuery. Here these Query With ADOQuery Do Begin SQL.Text:='SELECT QUnionSAPiutang.kd_Customer, T_Customer.nama_customer, ' +'CDbl(IIf(IsNull(DSum("SA","QSumSAPiutang","kd_Customer='" & [QUnionSAPiutang].[kd_Customer] & "' AND ' +'Tgl<#1/1/2010# "))...

Streaming multiple TObjects to a TMemoryStream

I need to store multiple objects (most of them are TObject/non persistent) to a TMemoryStream, save the stream to disk and load it back. The objects need to be streamed one after each other. Some kind of universal container. At the moment I put all properties/fields/variables of an object into a record and save the record to stream. But...

Passing an Object as an Interface

This should be a simple answer, i believe its going to be a no, but taken from a larger project, i have an interface and the procedure iMyUnknown= interface(IInterface) ['..GUID..'] end; procedure WorkObject(iObj :iMyUnknown); i know this works var MyUnknown : iMyUnknown; begin if supports(obj, iMyUnknown, MyUnknown) then Work...

How to display a thumb image or first frame from a MP4 file using Delphi 7

Hi, I need to display a thumbnail preview of a folder full of MP4 files. So, is there a Delphi 7 component which extract a thumbnail image from MP4 files (if MP4 does contain a thumbnail image), or is there a Delphi 7 component which can extract the 1st frame from a MP4 file ? I need to extract it so I can save it to a .jpg or .png f...

How to merge two menus in a MDI application.

Hi. Anybody knows how to merge two menus with the same name in a MDI application. More exactly, in the MDI main form I have a menu called 'File' which has a sub-menu called 'Load project'. In the MDI child form, I have a menu called also 'File' which contains a sub-menu called 'Save project'. How can I force my application to show both...

How to change TXSDateTime SOAP serialization in Delphi 7?

I am trying to use Java based webservice and have soap request: <?xml version="1.0"?> <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/"&gt; <SOAP-ENV:...

Default boolean value in a array of record - Delphi

Hi, I am helping out my company with some old delphi 7 code. There is a record declared at the start that is used throughout to store all the data we want outputted. type TOutput_Type = record result: String; resultoffset: String; selected: boolean; resultcateg...

Delphi, FileStream and MemoryStream

I want to copy a part of a FileStream to a memory stream. FileStream.Write(Pointer(MemoryStream)^, MemoryStream.Size); FileStream.Read(Pointer(MemoryStream)^, count); Is that right? it isn't working for me. ...

Delphi 7 : how to split a string into a TStringList

It's Delphi seven and I to split a string into lines. Specifically, I have a DFM as a string (pulled from a MySql database) and I want to split it into lines in a TStringList. It looks something like this ... 'Oject Form1: TScriptForm'#$D#$A' Left = 0'#$D#$A' Top = 0'#$D#$A' Align = alClient'#$D#$A' BorderStyle = bsNone'#$D#$A' ...

Replacing non-visual components with code

Is "Replacing non-visual components with code" a proven optimization technique in Delphi 7. Mainly with respect to Database Access. ...

Delphi Binary/Text File Necessity

I am an engineer and not a software programmer, so please excuse my ignorance. I have written a Delphi(7SE) program to read “real” datatype from a USB port connected to two digital thermometers. I have completed this much of the program. What I have not completed as yet is explained by the following: I wish to save this “real” data t...