> In reply to your message of August 29, 2003
>
> >> Peter, longint is simply wrong.
>
> > Is it?
>
> Yeah totally wrong... A negative handle??? Think about it...
Yes I think about it. Typed negative on this side (the pascal side). On
2-complements it is the same binary layout, only the inter
In reply to your message of August 29, 2003
>> Peter, longint is simply wrong.
> Is it?
Yeah totally wrong... A negative handle??? Think about it...
> Moreover, I agree with Peter, HWND's are used really a lot. Inside FPC,
> ICS, Lazarus etc etc.
Yep, well here's the rub... I took an older
In reply to your message of August 29, 2003
> Peter, longint is simply wrong. whist is may work in most circumstances, if
> you are on a system with a lot of handles being allocated, you will get to
> the realms on 32bit unsigned values. As the normal test for a handle
> allocation is :
There's a
In reply to your message of August 29, 2003
> In the development branch THandle is a Cardinal. In the stable 1.0.x
> branch we left it an Longint. In the past there were some issues in the
> with Cardinal. At that moment it was decided to leave thandle at longint.
> And it has been already a longi
In reply to your message of August 29, 2003
> It could be the handle which is passed on the lost focus event.
That's what I'm thinking... a handle passed in LParam, which is defined as a
longint in the windows unit and thus in my code, causing a range checking error.
I've been looking further at
> I am looking foward into the development of a potentially large project
> using FPC, but this project will require the development and dynamic
> linking
> of shared libraries, when looking the site docs, I saw it was not
> recommended to make shared libraries with FPC, although the Programmer´s
>
> > with Cardinal. At that moment it was decided to leave thandle at longint.
> > And it has been already a longint for 5 years. When it was really a
> > problem then it would have been noticed much earlier.
>
> Peter, longint is simply wrong.
Is it? FPC 1.0.x is at D2..D4 level, and some of th
I am looking foward into the development of a potentially large project
using FPC, but this project will require the development and dynamic linking
of shared libraries, when looking the site docs, I saw it was not
recommended to make shared libraries with FPC, although the Programmer´s
Manual trea
> In the development branch THandle is a Cardinal. In the stable 1.0.x
> branch we left it an Longint. In the past there were some issues in the
> with Cardinal. At that moment it was decided to leave thandle at longint.
> And it has been already a longint for 5 years. When it was really a
> proble
>
>> Yep, I took a look at the windows unit last night, found the bulk of
>> type
>> declarations were in BASE.INC and noticed, almost right away, that
> "Handle" a
>> 32 bit unsigned value is declared as a longint. Shouldn't it be a
> LongWord? A
>> longint has only half as many positive values as
> Yep, I took a look at the windows unit last night, found the bulk of type
> declarations were in BASE.INC and noticed, almost right away, that
"Handle" a
> 32 bit unsigned value is declared as a longint. Shouldn't it be a
LongWord? A
> longint has only half as many positive values as a longword
On Fri, 29 Aug 2003, L D Blake wrote:
> In reply to your message of August 29, 2003
> > Do you catch the 'focus lost' event ? Do you have any assembler ?
> > Windows expects some registers to be saved.
>
> No and no. But come to think of it that's about when the problem is occuring.
It could b
In reply to your message of August 29, 2003
> Do you catch the 'focus lost' event ? Do you have any assembler ?
> Windows expects some registers to be saved.
No and no. But come to think of it that's about when the problem is occuring.
> Are the winproc routines declared as stdcall ?
Yes.
>
On Thu, 28 Aug 2003, L D Blake wrote:
> In reply to your message of August 28, 2003
>
> > On Thu, 28 Aug 2003, L D Blake wrote:
>
> >> Why is it that if I compile an FPC program with range checking turned on,
> >> opening any HTML file in ie immediately causes "Error 201" from my FPC program?
>
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