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Questions tagged [delphi-10.1-berlin]

Delphi 10.1 Berlin is a specific version of Delphi released in April 2016.

Delphi 10.1 Berlin supports development of applications covering Windows 32-bit and 64-bit, 32-bit, 32-bit and 64-bit, and 32-bit. Windows applications may be built using either the framework or the (FMX) framework, whereas the rest of the supported platforms are built under the Firemonkey framework only.

Always use the tag alongside this tag.

580 questions
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Delphi 64bit NaN and invalid floating point

I am working on Delphi application in Delphi 10.1. I have compiled successfully for 32 bit, now I am compiling for 64 bit. In some function, NaN is assigned to its Result variable. In 64 bit, -1.#IND is assigned instead of NaN. An error occurs,…
poonam
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Delphi 'The memory manager cannot be changed after it has been used' error on startup

Recompiling a Delphi project in Delphi 10.1 Berlin, the system is throwing the following error at app startup: The memory manager cannot be changed after it has been used Why is that, and how do I fix it?
LastManStanding
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making the form dim while opening another form + delphi

I'm using Delphi 10.1 for developing android mobile application. And I'm having two form: Form-A and Form-B. Form-A contains the button and Form-B contains panel with the text. And When I clicks the Form-A button, it should show the Form-B. At that…
test12345
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How to export report from ReportBuilder to FastReport?

Is there any easy way to export reports created in reportbuilder to fastreport? I have several reports and I would at least need the layout preserved in this conversion.
Marcoscdoni
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(Delphi) How to use DosCommand Component?

I have Installed https://github.com/TurboPack/DOSCommand on Rad Studio Berlin 10 update 2 but I cannot find out how to use it. I have tried playing around with it and I have searched through google looking for examples but I can't find any.
Newb101
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GMMap zooming with mouse wheel.

I would like to know how zooming the map with mouse wheel on a GMMap into a TWebBrowser D10. Thanks for help.
Pierre Chassang
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Delphi Berlin update 2 Win64 Compiler on Win32 Platform

After installing Delphi Berlin update 2 when I compile targeting win64 Release or Debug Platform - Normal. The compiler generates a win32 application instead of win64. Configuration of the compiler Win64-Normal profile: Answer from compiler output…
Rickyarzu
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How access size information of a image via code

I'm using Delphi 10.1 Berlin and I need to create an image and set his Canvas size equals to be equal to the bitmap size. To be more specific I want to access this properties: Where say: "Sized by Image". But I can't figure out how can I acces…
Diego Bittencourt
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A TPoint parameter shows correct values in Win32, but not in Win64

Migrating delphi Win32 code to Win64 with Delphi code, especially when using event handlers or an function taking a TPoint parameter: in Win32 this showed correct values for the point’s x and y coordinates, but in Win64 reading x and y gave ‘junk’…
user10053091
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Win10 Theme used in running program

Is there any information available to the running program about which Win10 theme is being used? I am looking primarily to get more debug information, as I have a user with a reported "scrambled GUI". Is there any way to kill themes, or force to a…
Henry Crun
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OnEnterMouse Delphi for execute a procedure

I would like to know a way to verify if the focus of a component was activated by the mouse, if yes to execute a certain procedure in Delphi.
Jorge Victor Rodrigues Gamboa
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Overload Execute of TThread, differs from previous declaration

Hello i'm having some issues making my class threaded. I'm following a tutorial and this guy says we have to inherit from TThread and then override Execute. That's cool but only overriding is not enough for me i need to overload it and add some…
John
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Delphi ScaleBy bugs (Vcl.ComCtrls.pas) - scales twice (squared) and other problems

Delphi 10.1 Berlin seems to have widely defective ScaleBy. It looks like Vcl.ComCtrls.pas has a bunch of scaling bugs. Has anyone fixed it? Controls on PageControl are double scaled. Checkbox boxes and radio buttons are not scaled. Statusbars seem…
Henry Crun
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Delphi 10, Berlin, popup menu and hide-show

On a Form, I have TrayIcon and PopupMenu components. the PopupMenu is assigned to the Form and TrayIcon. in the TrayIcon's OnClick event, I show the Form. the PopupMenu has 2 items to show/hide the Form. When I run the project, the Form shows ok. …
Gu.
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Delphi MouseWheel events in TImage not aligned

In Delphi, When I capture the MouseWheel events for a TImage, I find that the wheel events are not created over my TImage but rather offset up and to the left (but smaller). In other words, if put the mouse over the lower right corner of my TImage,…
Bill F
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