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Questions tagged [jvcl]

JEDI Visual Components Library (jvcl) is a collection of visual and non-visual components for Delphi, Kylix and C++ Builder. The code is donated from the JEDI community and licensed under the terms of Mozilla Public License (MPL).

JEDI Visual Components Library (jvcl) is a collection of visual and non-visual components for Delphi, Kylix and C++ Builder. The code is donated from the JEDI community and licensed under the terms of Mozilla Public License (MPL).

Link to jvcl homepage

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JVCL installation

I have Delphi 2007 on Windows 8.1. I have installed JCL without problems. But when I try to install JVCL I have following error: JVCL 3.48.0.0 [Generating: Packages] Generating packages for D11 Loaded template.dpk Loaded template.dproj …
Andrey Zakcharenko
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TabBar whose style can be changed dynamically based on JvTabBar

I have tried many different libraries, but none came. None of them can not be specified without introducing his own style in Painter. I need to be able to quickly and dynamically change the style tab. In response, I showed my developments. If…
mixalbl4
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Error when installing JVCL on Delphi 7

On installing jvcl I have the following error message: 'No delphi/BCB/BDS/Rad-studio versions was found that has the required depdendencies installed. please install the dependencies first.' What is wrong?
9900kf
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Delphi XE5 and email

I found this code for send an email from Delphi application using default email engine Procedure SendEmail(Const eAddress, eObject, eText, eAttach : String); var Intent : JIntent; D, S : JString; Begin Intent := TJIntent.Create; …
David Guadagnini
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How to implement a callback method within DLL (Delphi / TJVPluginManager + TJvPlugin)

I'm building an application working with plugins. I'm using the excellent JVCL plugin framework. I first started to use package plugin. It worked like a charm but had a big drawback : the needs to give runtimes bpl (23Mo). So I switch to DLL…
Stephane Wierzbicki
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Why TJvFormStorage not store the form position correctly?

I have a form called fmTest. I use JVCL TJvFormStorage to store the the form placement, form size and form position in INI file if the program was terminated. However, if I try to drag the windows control at run-time into the bottom until it just…
Jessie M
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How to adding new section in INI file using TJvAppIniFileStorage

I have a database application project written in Delphi XE and connected to MySQL Database using dbExpress. I use JVCL grid Components to show the records from the Dataset. It will be more efficiently if I can use another JVCL Components to do the…
Jessie M
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How to install JVCL packages if the installer failed when I ran it as a non-Administrator User

I use Win7. I have installed Jedi VCL Components in my Delphi XE and It work correctly. However if I try to run the XE as another user account (doesn't have Administrator priveleges), the JVCL Components do not appear in the Tool Palette whereas I…
Jessie M
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Numeric edit control with flat button inside and no calculator

I'm writing a C++ project with RAD Studio, but this also applies to Delphi. I need an edit control where user can only enter floats (2 decimal places) and can restore the original value (taken from a variable, not important here) clilcking on a…
bluish
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Is there a way to stop a TJvDocServerForm from hiding when its unpinned?

So my problem is that I have a TJvDocServerForm with an image inside, now all functionality works when its pinned, however when its unpinned and I try to use the mousewheel to zoom, the form hides straight after the zoom operation. The zoom works…
Scott Alexander
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How can you tell if a TJvDockServer Form is unpinned or pinned?

I was just wondering if anybody knew how to determine if a TJvDockServer Form is pinned or unpinned easily. The only way I've been able to do so is by checking if a parent form is a TJvDockVSPopupPanel via... ancestor := GetAncestors(Self, 3); if…
Scott Alexander
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Can the docking components in the JEDI Visual Component Library be used to help program 10 scrolling text windows

I would like add 10 dockable windows to a Delphi XE2 application. Each window will display lines of text received from a network of external sensors, with a different window for each sensor. Information on these pages and elsewhere indicates that…
Mike Jablonski
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Delphi & JVCL - JvWizard, page add at runtime

I need to add a page to TJvWizard at runtime (the page might be registered by plugin). I tried adding it to JvWizard.Pages, but it doesn't seem to be valid way - I need to insert the page as the penultimate page... I tried the…
migajek
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Accessing an individual digit in a JVSegmentedLEDDisplay control in Delphi

I have a TJVSegmentedLEDDisplay control (from the JVCL) that I want to use as a timer. Accordingly, it has five places, two for hours, two for the minutes, and a colon between the two numbers (i.e. 12:34). After hours of experimenting and…
Brian
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Delphi JvDockServer JvDockClient notification for undocking (floating) of a client form

Using the JEDI VCL library with Delphi, I put a JvDockServer on the main form, and on another that should be docked to the main form, I have JvDockClient using dock style JvDockVIDVCStyle. While Docking works great, I would like to be notified when…
Shlomo Abuisak
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