katja: Use the tab container for pages

1 files changed, 34 insertions, 3 deletions

diff --git a/cli/component.hpp b/cli/component.hpp
index 7fe9c6d..fe02d0b 100644
--- a/cli/component.hpp
+++ b/cli/component.hpp
@@ -1,27 +1,58 @@
 #pragma once
 
+#include <algorithm>
 #include <ftxui/component/component_base.hpp>
+#include <ftxui/component/component.hpp>
 
 #include "katja/repository.hpp"
 
 namespace katja
 {
-    class WelcomePage final : public ftxui::ComponentBase
+    class PageBase : public ftxui::ComponentBase
     {
+    public:
+        virtual void Load() = 0;
+    };
+
+    using Page = std::shared_ptr<PageBase>;
+
+    class PageContainer final : public ftxui::ComponentBase
+    {
+        int menu_selected{ 0 };
+        ftxui::Component menu;
+        ftxui::Component content;
+        std::vector<std::string> menu_entries;
+
+    public:
+        std::function<void()> on_enter;
+
+        PageContainer(std::vector<std::pair<std::string, Page>> pages);
+
         ftxui::Element Render() override;
+        bool OnEvent(ftxui::Event event) override;
     };
 
-    class UpdatesPage final : public ftxui::ComponentBase
+    class WelcomePage final : public PageBase
+    {
+    public:
+        void Load() override;
+        ftxui::Element Render() override;
+    };
+
+    class UpdatesPage final : public PageBase
     {
         std::vector<package_identifier> updatable;
 
     public:
         explicit UpdatesPage(std::vector<package_identifier>&& updatable);
 
+        void Load() override;
         ftxui::Element Render() override;
     };
 
-    class SearchPage final : public ftxui::ComponentBase
+    class SearchPage final : public PageBase
     {
+    public:
+        void Load() override;
     };
 }