lazarus · 2016-11
- TThread.Synchronize29
I have form on which is button. When user clicks button OnClick event handler is called (it is method of form). Processing of this method takes some time say 1 minute.…
- Teaching Pascal at College128
I am a professor of "introduction to programming". Currently we are working with matlab and c. Today I had a meeting about doing the module more interesting to the…
- Lazarus Release 1.6.217
The Lazarus team is glad to announce the release of Lazarus 1.6.2. This is a bugfix release. This release was built with FPC 3.0.0. The previous release Lazarus 1.6 was…
- Clarification about VirtualTreeView repositories (lazarus-ccr/virtualtreeview-new deprecation)11
Currently there are three repositories of VirtualTreeView LCL port. In Lazarus-CCR: virtualtreeview: first port, long unmaintained virtualtreeview-new: original…
- FPC on Rpi3 executable module sizes8
I have a group of programs that compile using FPC on Windows 7. I have ported those programs over to my RPi3 and they all compile fine. On Windows 7, the executable…
- Form Width bigger than 4096 pixels?4
Hi! Currently I'm developing a application to control a process and the width of one form can't be increased to more than 4096 pixels. My environment is: Lazarus 1.7,…
- TextHint rewrite4
Let me continue the "Memo.Lines.Add seems to be slow with Lazarus 1.6" - TextHint discussion: 1.) Unfortunately it's not possible to create the custom paint event…
- How to utilize goRowMoving with TDBGird?1
I need a record reordering feature with TDBGrid, worked out a half-solution with drag and drop and later found TStringGrid have a goRowMoving option. Just want the…
- High Res Screen, problems with IDE15
Hi Everyone! I have recently upgraded my linux machine to a laptop with high screen resolution (1920 x 1080) that for most programs is beautiful. Unfortunately, parts of…
- macOS Sierra save as dialog hangs3
Hi, Not sure if this has anything specifically to do with Sierra version of MacOS but that's the only Mac I have to test on.. When I run the latest Lazarus from source…
- IDE, indentation after inserting from clipboard2
In the editor of the IDE, when I put the cursor somewhere and paste multiple lines from the clipboard then only the first line is indented (starts where the cursor is)…
- Lazarus and MySQL 5.710
What version of Lazarus can connect to MySQL 5.7 using TSqlConnector? My laptop has 1.6 and does not seem to be able to connect using that component. Thx, Terry
- Non-visual component tray5
Finally somebody has implemented a non-visual component tray add-on (sitting next to your visual designed form). Something I've been saying for years - and that should…
- ActiveX, TOLEControl5
I need help with OCX component (not visual I guess), which I need use in Lazarus application (to control another application, which supplies this OCX control). I have…
- Is the TODO list working?13
I've tried to see some TODOs in my code, but it seems the TODO list windows isn't working, however I don't know if it is happening only with my Lazarus copy. Could…
- stale pipe workarounds4
Hi while researching help systems I came across the code which uses IPC to communicate and see that people are adding stale pipe work arounds. So this can't be resolved…
- Cannot cross build from Linux x86_64 to i3861
Hi, I've built FPC 3.1.1 (ppc386) from trunk then I'm trying to build a project from Lazarus and I'm getting this: /usr/lib32/libc_nonshared.a(elf-init.oS): En la…
- Is the whole of Lazarus-CCR moving to Github?2
Two days ago I got an invite to join the Lazarus CCR organization on Github - probably because I'm the maintainer of DCPCrypt on Lazarus CCR on SourceForge. The…
- Quad precision library for Free Pascal3
Does anyone know of or have implemented a quad precision (128-bit) library for Free Pascal. I see there are some available for C or GCC but not Free Pascal directly.…
- TEdit initial display width1
I have a form Form1 with an TEdit component Edit1 on it. Edit1 is anchored to Form1 on the left and on the right. I create the Form and set its width on the fly with the…
- LHelp or help systems that also work on..8
Since I use both Lazarus and Delphi and never just use one or the other, is there any help system that works in both delphi and Lazarus? i.e. anyone port LHelp to delphi…
- SynEdit - marking a line1
Hi List. I have just recently started playing with SynEdit and all it's features, but so far things have been going good. The examples in lazarus are fine and have…
- TPageControl OnChange calling issue29
we want to discuss a bug report http://bugs.freepascal.org/view.php?id=25554 here, not in Mantis (hope, I understand Bart right). Today, the TPageControl.OnChange event…
- fpConnect2
Hi I need a method to tell whether a specific port is open on a remote host. Ihave written a function for it, but it seems that fpConnect always returns 0. What am I…
- WebAssembly10
(Creating a new thread instead of using "Help System with Chromium Embedded component") IMHO Silverlight is dying because Java is the winner over C#, due to Android…
- Modal windows on Cocoa6
I am not sure whether this is a bug of the cocoa widgetset, or whether this is a general limitation of the Mac. Imagine a main form, which shows a modal form. The modal…
- Open Office dbase1
I have an application that creates dbase files and writes information to them. I now need a procedure that will open the newly filled table so that it can be manually…
- Help System with Chromium Embedded component55
Hi, I have been experimenting with chromium embedded and the power is endless. It's like being able to write CGI programs but on the desktop with no server needing to…
- Listboxes disappear after form resize0
Hi. I have a strange problem with a sizeable form. The form has 2 listboxes that are anchored to the groupbox (leftlistbox and rightlistbox) and a speedbutton in between…
- persistent bookmarks in the IDE?4
Is it possible for Lazarus (trunk) to remember bookmark locations between restarts? Or save bookmarks per project? At the moment I loose all my bookmarks while doing a…
- Slow Graphics in Cocoa0
Hi Hope their is a fix for this. After doing some testing; with placing images from an timagelist on a panel, the Cocoa seems to be 10% as fast as carbon, or carbon is…
- missing "LCLWidgetType" drop down menu4
Version 1.6 on Windows: Project -> Project Options -> Additions and Overrides -> Set "LCLWidgetType" -> Drop Down selection Value "fpgui". Sadly in my compiled "trunk"…
- Anchoring fails on Windows 104
I have a simple form with 2 components, a TVirtualDrawTree and a TProgressBar. The TProgressBar is anchored to the bottom of the form and the bottom of the…
- Lazarus Version13
Is there a way to get Lazarus version from a package? I know about LazarusVersionStr constant from {$LazarusDir}/IDE/lazconfig.pp, but that's not accessible from a…
- COCOA Graphics1
Not sure if this list is the place to post issues using COCOA I have tried laz 1.6 fpc 3.0.1 with fixes and laz 1.7 fpc 3.1.1 trunk I have a problem, I thought was with…
- ctrl-c code completion13
Why does the IDE insist on reformatting existing declarations ? I added 1 method to TStrings, press ctrl-c to do command-completion, and it changes the headers of all…
- Exception in OnResize event handler11
In one of my Windows programs I use a splitter to separate two VirtualTreeView components on a Form. The relation of the heights of these two VirtualTreeView components…
- Memo.Lines.Add seems to be slow with Lazarus 1.630
with Lazarus 1.6 (FPC 3.0.0 i386-linux-gtk 2) filling a Memo with 10000 lines takes about 18 seconds on my system. Doing the same with Lazarus 1.4.0 (FPC 2.6.4…
- Where is TSynMemo?1
Hi. I'm using Lazarus 1.6 and FPC 3.0.0. on Windows 7. I've installed the SynEdit 1.0 and the SynEditDsgn 1.0 package. But strangely enough, I don't seem to have…
- Does closing a form hide it or free it?2
I have a form I use as database dialog that looks up a list of databases to connect to and when I close the form I expect it to be closed via caHide so that I can reuse…
- Spedd buttons disappeared3
Hi I just rebuild the IDE in order to allow docking. Docking works fine, but the main speed buttons (open, run, ....) has disappeared. I have googlet for this issue, but…
- DBLookupComboBox vs Qt8
Created an issue in the past but got no answer. Now attached a better example project. Please try and comment. Is it a Qt bug or this is the expected behaviour?…
- Question about TRichMemo13
First, thanks for this great component <https://sourceforge.net/p/lazarus-ccr/svn/HEAD/tree/components/richmemo/>! :-) So, what do you think about distributing it on…
- fcl-pdf change2
For those using the fcl-pdf package: There has been a change in the API. Well, there were many additions, but this change may influence existing code. Till now, the…
- VK_* problem.6
I have an application that requires MouseAndKeyInput.lpk. I am using lazarus_1.6-0_amd64.deb, fpc-src_3.0.0-151205_amd64.deb, on Linux Cinnamon. I also am using it on…
- Suggestion for Object Inspector3
There are tabs for Properties and for Events, how about one for Methods? Clicking on on one could put the prototype for the function or procedure at the current Editor…