Add an Add Ons button to start screen that loads mp installer

client/fc_client.cpp

@@ -12,13 +12,15 @@
 // Qt
 #include <QApplication>
 #include <QDirIterator>
+#include <QProcess>
 #include <QSettings>
 #include <QStackedLayout>
 #include <QStandardPaths>
 #include <QStatusBar>
 #include <QTcpSocket>
 #include <QTextBlock>
 #include <QTextCodec>
+
 // utility
 #include "fcintl.h"
 // common
@@ -687,6 +689,43 @@ void fc_client::start_new_game()
   }
 }
 
+/**
+ * Load the modpack-installer from the start menu
+ */
+void fc_client::load_modpack()
+{
+  output_window_append(ftc_client, _("Starting the modpack installer..."));
+
+  const QString storage = freeciv_storage_dir();
+  if (storage == nullptr) {
+    output_window_append(ftc_client,
+                         _("Cannot find Freeciv21 storage directory"));
+    output_window_append(
+        ftc_client,
+        _("You'll have to start the modpack installer manually. Sorry..."));
+    return;
+  }
+
+  // Look for a modpack installer binary
+  const QString modpack_name = QStringLiteral("freeciv21-modpack-qt");
+
+  // First next to the client binary
+  // NOTE On Windows findExecutable adds the .exe automatically
+  QString location = QStandardPaths::findExecutable(
+      modpack_name, {QCoreApplication::applicationDirPath()});
+  if (location.isEmpty()) {
+    // Then in PATH
+    location = QStandardPaths::findExecutable(modpack_name);
+  }
+
+  // Start it
+  qInfo(_("Starting freeciv21-modpack-qt at %s"), qUtf8Printable(location));
+
+  QProcess *modProcess = new QProcess(this);
+  QStringList arguments;
+  modProcess->start(location, arguments);
+}
+
 /**
    Contructor for corner widget (used for menubar)
  */

client/fc_client.h

@@ -140,6 +140,7 @@ public slots:
   void start_from_file(const QString &file);
   void start_new_game();
   void switch_page(int i);
+  void load_modpack();
 
 private:
   void create_loading_page();

client/page_main.cpp

@@ -28,11 +28,14 @@ page_main::page_main(QWidget *parent, fc_client *gui) : QWidget(parent)
   ui.bload->setText(_("Load saved game"));
   ui.bconnect->setText(_("Connect to network game"));
   ui.bquit->setText(_("Quit"));
+  ui.baddon->setText(_("Add Ons"));
 
   connect(ui.btut, &QAbstractButton::clicked, gui,
           &fc_client::start_tutorial);
   connect(ui.bstart, &QAbstractButton::clicked, gui,
           &fc_client::start_new_game);
+  connect(ui.baddon, &QAbstractButton::clicked, gui,
+          &fc_client::load_modpack);
   connect(ui.bscenario, &QPushButton::clicked,
           [gui]() { gui->switch_page(PAGE_SCENARIO); });
   connect(ui.boptions, &QAbstractButton::clicked,

client/page_main.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>821</width>
-    <height>397</height>
+    <height>477</height>
    </rect>
   </property>
   <property name="minimumSize">
@@ -25,7 +25,7 @@
      <x>50</x>
      <y>40</y>
      <width>651</width>
-     <height>321</height>
+     <height>381</height>
     </rect>
    </property>
    <layout class="QGridLayout" name="gridLayout">
@@ -95,29 +95,16 @@
      </widget>
     </item>
     <item row="6" column="0">
-     <widget class="QPushButton" name="boptions">
+     <widget class="QPushButton" name="baddon">
       <property name="text">
-       <string>Options</string>
+       <string>Add Ons</string>
       </property>
       <property name="main_pagebt" stdset="0">
        <bool>true</bool>
       </property>
      </widget>
     </item>
-    <item row="7" column="1">
-     <spacer name="horizontalSpacer">
-      <property name="orientation">
-       <enum>Qt::Horizontal</enum>
-      </property>
-      <property name="sizeHint" stdset="0">
-       <size>
-        <width>40</width>
-        <height>20</height>
-       </size>
-      </property>
-     </spacer>
-    </item>
-    <item row="6" column="0">
+    <item row="7" column="0">
      <spacer name="verticalSpacer">
       <property name="orientation">
        <enum>Qt::Vertical</enum>
@@ -130,7 +117,7 @@
       </property>
      </spacer>
     </item>
-    <item row="7" column="0">
+    <item row="8" column="0">
      <widget class="QPushButton" name="bquit">
       <property name="text">
        <string>Quit</string>
@@ -140,7 +127,20 @@
       </property>
      </widget>
     </item>
-    <item row="7" column="2">
+    <item row="8" column="1">
+     <spacer name="horizontalSpacer">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
+      </property>
+      <property name="sizeHint" stdset="0">
+       <size>
+        <width>40</width>
+        <height>20</height>
+       </size>
+      </property>
+     </spacer>
+    </item>
+    <item row="8" column="2">
      <widget class="QLabel" name="lversion">
       <property name="text">
        <string>lversion</string>
@@ -150,6 +150,16 @@
       </property>
      </widget>
     </item>
+    <item row="7" column="0">
+     <widget class="QPushButton" name="boptions">
+      <property name="text">
+       <string>Options</string>
+      </property>
+      <property name="main_pagebt" stdset="0">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
    </layout>
   </widget>
  </widget>

tools/fcmp/mpgui_qt.cpp

@@ -104,7 +104,7 @@ int main(int argc, char **argv)
   central = new QWidget;
   main_window = new mpgui_main(&app, central);
 
-  main_window->setGeometry(0, 30, 640, 60);
+  main_window->resize(820, 140);
   main_window->setWindowTitle(
       QString::fromUtf8(_("Freeciv21 modpack installer (Qt)")));