datamodule

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Why main form can't access to DataModule's images and actions when project is open in Delphi XE?

My Delphi XE application was fine till a couple of days and I can\'t figure out what is wrong. My project layout:[详细]

2023-04-05 07:37 分类：问答
Best practices for binding MVC model to WCF service through "datamodule"?

I\'m somewhat of a noob, so bear with me please. I\'m building an MVC project that gets data from a web service (WCF) as exposed by a \"datamodule\" class that passes parameters to the service. Righ[详细]

2023-03-25 21:34 分类：问答
separate dataset instances using datamodules in delphi

I am using Delphi6 and have a data module with an ADO DataSet which is used by two forms, formA and FormB. Each form has a Dataset.Open() in OnCreate and Dataset.Close() in OnClose. If both forms are[详细]

2023-03-21 21:40 分类：问答
TDataModule inheritance

When I\'m trying to inherit TDataModule Delphi treat descendant class like a form giving them 开发者_高级运维properties like font and Client properties. (\"property does not exists\" exception on a ru[详细]

2023-02-17 07:23 分类：问答
Delphi style: How to structure data modules for unit-testable code?

I am looking for some advice about structuring Delphi programs for maintainability. I\'ve come to Delphi programming after a couple of decades of mostly C/C++ though I first learned to program with Tu[详细]

2023-02-10 13:04 分类：问答
Delphi DataModule Usage - Single or Multiple?

I am writing an application, there are various forms and their corresponding datamodules. I wrote in a way that they are using ea开发者_开发知识库ch other by mentioning in uses class(one in implementa[详细]

2023-01-26 06:44 分类：问答
Example of Delphi refactoring involving data aware controls and datamodules with direct access to db tables

I am trying to define the best way to refactor the project I am working on. Due to lack of good design almost all project is made up of:[详细]

2023-01-22 07:53 分类：问答
Delphi - How do I send a windows message to TDataModule?

I need to send a windows message to a TDataModule in my Delphi 2010 app. I would like to use Po开发者_JS百科stMessage(???.Handle, UM_LOG_ON_OFF, 0,0);[详细]

2023-01-12 14:45 分类：问答
Use a Datamodule in a Service Application

I wrote my Win32 App to test and debug. I\'ve created a datamodule with all functionality needed to run the TCP sockets and IBDatabase components.[详细]

2022-12-31 16:32 分类：问答
Why would a module be unsavable until another module is loaded?

Most of the units I work on rely on a Data Module. One of the most annoying things I come accross is an error message telling me[详细]

2022-12-22 17:10 分类：问答