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• ThorVG - test (lightweigh... by ALLIGATOR
  [Today at 11:42:18 am]
• We are starting to use La... by Martin_fr
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• Lazarus/FreePascal Bug by cdbc
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• The Future of FPC by 440bx
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  [February 12, 2026, 11:37:48 pm]
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• ; after then by Curt Carpenter
  [February 12, 2026, 11:36:16 pm]
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• TRichMemo EM_FORMATRANGE ... by AgriMensor
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• fpGUI Toolkit v2.0.1 has ... by Roland57
  [February 12, 2026, 08:22:06 pm]
• [SOLVED] Defining TDBDrop... by 1HuntnMan
  [February 12, 2026, 08:08:22 pm]
• Problems in drawing an ar... by simsee
  [February 12, 2026, 07:52:25 pm]
• DCPcrypt v2.0.6 — Cryptog... by JD
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• Fixing Lazarus 4.4 IDE la... by Curt Carpenter
  [February 12, 2026, 05:11:03 pm]

[SOLVED] Linker Error compiling Target QT5

Started by Zvoni

[SOLVED] Linux 19.3 32 bit QT4

Started by petevick

[SOLVED] Linux 19.3 32 bit QT5

Started by petevick

[Solved] OpenGLContext with Qt5 on Wayland

Started by aydın

[SOLVED] Project fails to build with Qt5

Started by TCH

[SOLVED] QT style

Started by Dibo

[Solved] Qt5 SpinEdit carries on spinning

Started by PeterBB

[Solved] Qt5 widgetset - Strange look

Started by guest58172 « 1 2 »

[SOLVED] QT5 with latest Lazarus has undefined references

Started by ChrisR « 1 2 3 4 »

[solved] Qt6 and the Save Dialog

Started by dbannon « 1 2 3 ... 5 »

[Solved] SigSeg in TQtWidget.GetWidget: QWidgetH;

Started by cdbc

[Solved] StatusBar Issues With QT4

Started by Rails

[solved] TFrame + TTabSheet

Started by andyH

[SOLVED] TQtWidgetSet.DrawFrameControl always returns false

Started by lagprogramming

[SOLVED] Tstringgrid selection problem on Qt

Started by mmab

[SOLVED] {$IFDEF Qt} and {$IFDEF GTK} ?

Started by Fred vS

[SOLVED]Lazarus SVN built with QT widgetset doesn't work

Started by fabienwang

[Solved]Open Project fails miserably in Lazarus 3.0, QT5...KIO

Started by cdbc « 1 2 3 »

[solved][qt5] TImageList.CreateMasked fails when transparent color is clGrayText

Started by Valdas