Introduce a config resolver (#2244)

* Add config resolver

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Enable resolver even when using systray

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Fix bugs

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Do not show resolver for shortcut conflicts

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Fix build error on MacOS and Windows

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Add missing translations

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Replace variable i with row

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Improve presentation

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Disambiguate shortcuts and general settings

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Wrap some strings in tr

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

* Update tooltips in ConfigResolver

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

src/config/configerrordetails.cpp

@@ -0,0 +1,42 @@
+#include "src/config/configerrordetails.h"
+
+#include "src/utils/abstractlogger.h"
+#include "src/utils/confighandler.h"
+
+#include <QApplication>
+#include <QDialogButtonBox>
+#include <QTextEdit>
+#include <QVBoxLayout>
+
+ConfigErrorDetails::ConfigErrorDetails(QWidget* parent)
+  : QDialog(parent)
+{
+    // Generate error log message
+    QString str;
+    AbstractLogger stream(str, AbstractLogger::Error);
+    ConfigHandler().checkForErrors(&stream);
+
+    // Set up dialog
+    setWindowTitle(tr("Configuration errors"));
+    setLayout(new QVBoxLayout(this));
+
+    // Add text display
+    QTextEdit* textDisplay = new QTextEdit(this);
+    textDisplay->setPlainText(str);
+    textDisplay->setReadOnly(true);
+    layout()->addWidget(textDisplay);
+
+    // Add Ok button
+    using BBox = QDialogButtonBox;
+    BBox* buttons = new BBox(BBox::Ok);
+    layout()->addWidget(buttons);
+    connect(buttons, &BBox::clicked, this, [this]() { close(); });
+
+    show();
+
+    qApp->processEvents();
+    QPoint center = geometry().center();
+    QRect dialogRect(0, 0, 600, 400);
+    dialogRect.moveCenter(center);
+    setGeometry(dialogRect);
+}