Fix up custom map inputs, making it easier for others to use

scwx-qt/source/scwx/qt/ui/custom_layer_dialog.hpp

@@ -0,0 +1,38 @@
+#pragma once
+
+#include <qmaplibre.hpp>
+#include <QDialog>
+#include <string>
+
+namespace Ui
+{
+class CustomLayerDialog;
+}
+
+namespace scwx::qt::ui
+{
+
+class CustomLayerDialogImpl;
+
+class CustomLayerDialog : public QDialog
+{
+   Q_OBJECT
+
+public:
+   explicit CustomLayerDialog(const QMapLibre::Settings& settings,
+                              QWidget*                   parent = nullptr);
+   ~CustomLayerDialog() override;
+   CustomLayerDialog(const CustomLayerDialog&)            = delete;
+   CustomLayerDialog(CustomLayerDialog&&)                 = delete;
+   CustomLayerDialog& operator=(const CustomLayerDialog&) = delete;
+   CustomLayerDialog& operator=(CustomLayerDialog&&)      = delete;
+
+   std::string selected_layer();
+
+private:
+   friend class CustomLayerDialogImpl;
+   std::unique_ptr<CustomLayerDialogImpl> p;
+   Ui::CustomLayerDialog*                 ui;
+};
+
+} // namespace scwx::qt::ui