work

widgets/vehiclelist.cpp

@@ -0,0 +1,31 @@
+#include "widgets/vehiclelist.h"
+#include "simulation.h"
+#include "imgui/imgui.h"
+#include "Driver.h"
+
+void ui::vehiclelist_panel::render_contents() {
+	for (const TDynamicObject* vehicle : simulation::Vehicles.sequence()) {
+		if (vehicle->Prev())
+			continue;
+
+		std::string name = vehicle->name();
+		double speed = vehicle->GetVelocity();
+		std::string timetable;
+		if (vehicle->Mechanik)
+			timetable = vehicle->Mechanik->TrainName() + ", ";
+
+		std::string label = std::string(name + ", " + timetable + std::to_string(speed) + " km/h");
+		if (!vehicle->Next())
+			ImGui::TextUnformatted(label.c_str());
+		else if (ImGui::TreeNode(vehicle, label.c_str())) {
+			vehicle = vehicle->Next();
+			while (vehicle) {
+				ImGui::TextUnformatted(vehicle->name().c_str());
+				vehicle = vehicle->Next();
+			}
+			ImGui::TreePop();
+		}
+	}
+
+	ImGui::ShowDemoWindow();
+}

widgets/vehiclelist.h

@@ -0,0 +1,10 @@
+#include "uilayer.h"
+
+namespace ui {
+    class vehiclelist_panel : public ui_panel {
+	public:
+		vehiclelist_panel() : ui_panel("Vehicle list", true) {}
+
+		void render_contents() override;
+	};
+}