openrgb-plugin-effects: build with Qt 6

  lib,

  stdenv,

  fetchFromGitLab,

  libsForQt5,

  openrgb,

  glib,

  openal,

  pkg-config,

  kdePackages,

  fetchpatch,

}:

stdenv.mkDerivation (finalAttrs: {

    fetchSubmodules = true;

  };

  patches = [

    # Fix Qt6 issues in OpenRGBPluginsFont.cpp

    (fetchpatch {

      url = "https://gitlab.com/OpenRGBDevelopers/OpenRGBEffectsPlugin/-/commit/e952b0ed390045d4f4adec8e74b3126c2f8abcab.patch";

      hash = "sha256-xMsnVyrn/Cv2x2xQtAnPb5HJc+WolNx4v7h0TkTj9DU=";

    })

    ./qt5compat.patch

  ];

  postPatch = ''

    # Use the source of openrgb from nixpkgs instead of the submodule

    rm -r OpenRGB

    ln -s ${openrgb.src} OpenRGB

  '';

  nativeBuildInputs = with libsForQt5; [

    qmake

  nativeBuildInputs = [

    pkg-config

    wrapQtAppsHook

    kdePackages.wrapQtAppsHook

    kdePackages.qmake

  ];

  buildInputs = with libsForQt5; [

    qtbase

  buildInputs = [

    kdePackages.qtbase

    kdePackages.qt5compat

    glib

    openal

  ];

Commit ID: 20f227f4ef942e2ead5a3a684248c2da48c979bc

Change ID: rwlwzspvylkypuqoornwzvuvpuzorvso

Author   : Alexey Sokolov <alexey+github@asokolov.org> (2025-07-21 22:34:37)

Committer: Marie Ramlow <me@nycode.dev> (2025-10-12 12:05:01)

    Fix build with Qt6 using core5compat

    Updated to add Qt5 backwards compatibility by Adam Honse <calcprogrammer1@gmail.com>

diff --git a/Effects/Ambient/RectangleSelector.cpp b/Effects/Ambient/RectangleSelector.cpp

index 8f28ddcbcc..d8b4f56a1d 100644

--- a/Effects/Ambient/RectangleSelector.cpp

+++ b/Effects/Ambient/RectangleSelector.cpp

@@ -1,6 +1,5 @@

 #include "RectangleSelector.h"

 #include <math.h>

-#include <QDesktopWidget>

 #include <QBrush>

 RectangleSelector::RectangleSelector(QWidget* parent)

@@ -57,7 +56,7 @@

     QPainter painter(this);

-    texture.setDevicePixelRatio(devicePixelRatioF() / qApp->desktop()->devicePixelRatioF());

+    texture.setDevicePixelRatio(devicePixelRatioF() / qApp->primaryScreen()->devicePixelRatio());

     painter.setPen(QColor(0, 0, 0, 128));

     painter.setBrush(Qt::NoBrush);

@@ -69,7 +68,7 @@

     for(QScreen *screen :  QApplication::screens())

     {

         QRect geometry = screen->geometry();

-        qreal ratio = screen->devicePixelRatio() / qApp->desktop()->devicePixelRatioF();

+        qreal ratio = screen->devicePixelRatio() / qApp->primaryScreen()->devicePixelRatio();

         QRect physical_geometry(geometry.x(), geometry.y(), std::lrint((qreal) geometry.width() * ratio), lrint((qreal) geometry.height() * ratio));

         if(physical_geometry.contains(rect.center()))

@@ -92,7 +91,7 @@

     for(QScreen *screen :  QApplication::screens())

     {

         QRect geometry = screen->geometry();

-        qreal ratio = screen->devicePixelRatio() / qApp->desktop()->devicePixelRatioF();

+        qreal ratio = screen->devicePixelRatio() / qApp->primaryScreen()->devicePixelRatio();

         screen_geometries.emplace_back(geometry.x(), geometry.y(),

                                        std::lrint((qreal) geometry.width() * ratio),

diff --git a/Effects/Shaders/GLSLHighlighter.h b/Effects/Shaders/GLSLHighlighter.h

index 7e9f21423b..ca9bf42c3c 100644

--- a/Effects/Shaders/GLSLHighlighter.h

+++ b/Effects/Shaders/GLSLHighlighter.h

@@ -2,6 +2,7 @@

 #define GLSLHIGHLIGHTER_H

 #include <QSyntaxHighlighter>

+#include <QRegExp>

 class GLSLHighlighter : public QSyntaxHighlighter

 {

diff --git a/OpenRGBEffectPage.cpp b/OpenRGBEffectPage.cpp

index 0d6e4ab0fb..4b756cf63c 100644

--- a/OpenRGBEffectPage.cpp

+++ b/OpenRGBEffectPage.cpp

@@ -38,7 +38,7 @@

     | Extra options and custom widgets                |

     \*-----------------------------------------------*/

     ui->ExtraOptions->addWidget(effect);

-    ui->ExtraOptions->setMargin(0);

+    ui->ExtraOptions->setContentsMargins(0, 0, 0, 0);

     effect->setParent(ui->extra_settings);

     InitUi();

diff --git a/OpenRGBEffectsPlugin.pro b/OpenRGBEffectsPlugin.pro

index 3e53316519..fec852f88c 100644

--- a/OpenRGBEffectsPlugin.pro

+++ b/OpenRGBEffectsPlugin.pro

@@ -1,4 +1,10 @@

-QT += gui widgets core

+QT += gui widgets core opengl

+

+if(greaterThan(QT_MAJOR_VERSION, 5)) {

+QT +=                                                                                           \

+    core5compat                                                                                 \

+}

+

 DEFINES += OPEN_RGB_EFFECTS_PLUGIN_LIBRARY

 TEMPLATE = lib

diff --git a/SaveProfilePopup.cpp b/SaveProfilePopup.cpp

index 7297dad8b7..4fa837235f 100644

--- a/SaveProfilePopup.cpp

+++ b/SaveProfilePopup.cpp

@@ -2,8 +2,8 @@

 #include "ui_SaveProfilePopup.h"

 #include "OpenRGBEffectSettings.h"

-#include <QRegExp>

-#include <QRegExpValidator>

+#include <QRegularExpression>

+#include <QRegularExpressionValidator>

 SaveProfilePopup::SaveProfilePopup(QWidget *parent) :

     QWidget(parent),

@@ -12,8 +12,8 @@

     ui->setupUi(this);

     // only letters or numbers, - _ and .

-    QRegExp re("^[\\w\\-_.]+$");

-    QRegExpValidator *validator = new QRegExpValidator(re, this);

+    QRegularExpression re("^[\\w\\-_.]+$");

+    QRegularExpressionValidator *validator = new QRegularExpressionValidator(re, this);

     ui->filename->setValidator(validator);

     std::vector<std::string> filenames = OpenRGBEffectSettings::ListProfiles();