delphi-5
How to not have a MainForm in Delphi?
i\'ve been trying to get some modeless forms in my application to appear on the taskbar - taking advantage of the new useful taskbar in Windows 7.[详细]
2023-01-20 23:56 分类:问答Delphi: How to add a different constructor to a descendant?
Update: The example i originally had was kind of complex. Here\'s a simple 8 line example开发者_StackOverflow that explains everything in one code block. The following does not compile gives a warning[详细]
2023-01-19 04:02 分类:问答Delphi: Understanding constructors
i\'m looking to understand virtual override overload reintroduce when applied to object constructors. Every time i randomly add keywords until the compiler shuts up - and (after 12 years of develo[详细]
2023-01-18 20:17 分类:问答Delphi: How to hide ancestor constructors?
Update: gutted the question with a simpler example, that isn\'t answered by the originally accepted answer[详细]
2023-01-18 19:32 分类:问答Delphi: At runtime find classes that descend from a given base class?
Is there at way, at runtime, to find all classes that descend from a particular base class? For example, pretend there is a class:[详细]
2023-01-17 09:43 分类:问答Delphi: Return value might be undefined, despite setting it after begin
can anyone tell me why I get \"Return value ... might be undefined\" here: function TXMLAcceptorBCOLSubmission.createRecordsInBCFEEPAR(AXML: TRipX开发者_运维技巧MLElement): String;[详细]
2023-01-15 01:09 分类:问答Enumerations in Delphi with custom values
It is possible to de开发者_运维技巧clare enums with custom values in Delphi 5 like this?: type MyEnum = (meVal1 = 1, meVal2 = 3); // compiler error[详细]
2023-01-14 18:48 分类:问答Is there a Delphi 5 component that can handle .png files
Is there aDelphi 5 component that can handle .png files?开发者_开发问答You can use TPNGImage. Download from here[详细]
2023-01-13 16:03 分类:问答Delphi: How delegate interface implementation to child object?
i have an object which delegates implementation of a particularly complex interface to a child object. This is exactly i think is the job of TAggregatedObject. The \"child\" object maintains a weak re[详细]
2023-01-12 01:51 分类:问答Delphi - Either BOF or EOF is True, or the current record has been deleted
This error showed when I tried to select on an empty table in MS SQL Server 2005: \"either BOF or EOF is True, or the current record has been deleted\". I have used TADOConnection and TADODataSet in D[详细]
2023-01-10 07:26 分类:问答