First plausible mockup of the UI.

.github/workflows/ccpp.yml

@@ -20,7 +20,7 @@ jobs:
         path: 'fluxengine-testdata'
     - name: apt
       run: |
-        sudo apt install libudev-dev libsqlite3-dev protobuf-compiler libwxgtk3.0-gtk3-dev libfmt-dev libprotobuf-dev wx-common qtbase5-dev
+        sudo apt install libudev-dev libsqlite3-dev protobuf-compiler libwxgtk3.0-gtk3-dev libfmt-dev libprotobuf-dev wx-common qtbase5-dev qttools5-dev-tools
     - name: make
       run: CXXFLAGS="-Wp,-D_GLIBCXX_ASSERTIONS" make -j`nproc` -C fluxengine
 

src/gui2/build.py

@@ -1,10 +1,36 @@
 from build.ab import emit, normalrule
-from build.c import cxxprogram
+from build.c import cxxprogram, cxxlibrary
 from build.pkg import package
 import config
 
 package(name="Qt5Widgets", package="Qt5Widgets")
 
+normalrule(
+    name="userinterface_h",
+    ins=["./userinterface.ui"],
+    outs=["userinterface.h"],
+    commands=[
+        "uic -g cpp -o {outs[0]} {ins[0]}"
+    ],
+    label="UIC"
+)
+
+normalrule(
+    name="resources_cc",
+    ins=["./resources.qrc"],
+    outs=["resources.cc"],
+    commands=[
+        "rcc -g cpp --name resources -o {outs[0]} {ins[0]}"
+    ],
+    label="RCC"
+)
+
+cxxlibrary(
+    name="userinterface",
+    srcs=[".+resources_cc"],
+    hdrs={"userinterface.h": ".+userinterface_h"}
+)
+
 cxxprogram(
     name="gui2",
     srcs=[
@@ -28,6 +54,7 @@
         "+fmt_lib",
         "+protobuf_lib",
         ".+Qt5Widgets",
+        ".+userinterface",
     ],
 )
 

src/gui2/main.cc

@@ -1,12 +1,19 @@
 #include <QApplication>
 #include <QPushButton>
+#include "userinterface.h"
+
+class UserInterface : public Ui_MainWindow {};
 
 int main(int argc, char **argv)
 {
  QApplication app (argc, argv);
-
- QPushButton button ("Hello world !");
- button.show();
+  Q_INIT_RESOURCE(resources);
+  QMainWindow mainWindow;
+  UserInterface ui;
+  ui.setupUi(&mainWindow);
+  mainWindow.setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);
+  mainWindow.setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
+  mainWindow.show();
 
  return app.exec();
 }

src/gui2/resources.qrc

@@ -0,0 +1,5 @@
+<RCC>
+  <qresource prefix="ui">
+    <file>../../extras/icon.png</file>
+  </qresource>
+</RCC>