Consolidate frequency field on_edit (#1166)

firmware/application/ui/ui_freq_field.hpp

@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2023 Kyle Reed
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __UI_FREQ_FIELD_H__
+#define __UI_FREQ_FIELD_H__
+
+#include "portapack.hpp"
+#include "receiver_model.hpp"
+#include "transmitter_model.hpp"
+#include "ui_receiver.hpp"
+
+namespace ui {
+
+/* A frequency field bound directly a radio model
+ * that can manage its own editing UX. */
+template <typename TModel, TModel* model>
+class BoundFrequencyField : public FrequencyField {
+   private:
+    using FrequencyField::on_change;
+    using FrequencyField::on_edit;
+
+   public:
+    decltype(FrequencyField::on_change) updated{};
+
+    BoundFrequencyField(Point parent_pos, NavigationView& nav, bool update_model = true)
+        : FrequencyField(parent_pos) {
+        // NB: There is no frequency_step on the tx_model.
+        set_step(portapack::receiver_model.frequency_step());
+        set_value(model->target_frequency());
+
+        on_change = [this, update_model](rf::Frequency f) {
+            if (update_model)
+                model->set_target_frequency(f);
+            if (updated)
+                updated(f);
+        };
+
+        on_edit = [this, &nav]() {
+            auto freq_view = nav.push<FrequencyKeypadView>(model->target_frequency());
+            freq_view->on_changed = [this](rf::Frequency f) {
+                set_value(f);
+            };
+        };
+    }
+
+    // TODO: override set_step and update the rx model then call base.
+};
+
+using RxFrequencyField = BoundFrequencyField<ReceiverModel, &portapack::receiver_model>;
+using TxFrequencyField = BoundFrequencyField<TransmitterModel, &portapack::transmitter_model>;
+
+}  // namespace ui
+
+#endif  // __UI_FREQ_FIELD_H__