Basic FTXUI working

Author: lefticus

CMakeLists.txt

@@ -9,6 +9,22 @@ set(CMAKE_CXX_STANDARD 20)
 # when compiling with PCH enabled
 set(CMAKE_CXX_EXTENSIONS OFF)
 
+include(FetchContent)
+
+set(FETCHCONTENT_UPDATES_DISCONNECTED TRUE)
+FetchContent_Declare(ftxui
+  GIT_REPOSITORY https://github.com/ArthurSonzogni/ftxui
+  GIT_TAG v2.0.0
+)
+
+FetchContent_GetProperties(ftxui)
+if(NOT ftxui_POPULATED)
+  FetchContent_Populate(ftxui)
+  add_subdirectory(${ftxui_SOURCE_DIR} ${ftxui_BINARY_DIR} EXCLUDE_FROM_ALL)
+endif()
+
+
+
 # Note: by default ENABLE_DEVELOPER_MODE is True
 # This means that all analysis (sanitizers, static analysis)
 # is enabled and all warnings are treated as errors
@@ -22,7 +38,6 @@ set(OPT_WARNINGS_AS_ERRORS_DEVELOPER_DEFAULT TRUE)
 
 # Add project_options v0.17.0
 # https://github.com/cpp-best-practices/project_options
-include(FetchContent)
 FetchContent_Declare(_project_options
                      URL https://github.com/cpp-best-practices/project_options/archive/refs/tags/v0.17.0.zip)
 FetchContent_MakeAvailable(_project_options)

src/CMakeLists.txt

@@ -12,5 +12,11 @@ target_link_libraries(
           fmt::fmt
           spdlog::spdlog)
 
-target_include_directories(intro PRIVATE "${CMAKE_BINARY_DIR}/configured_files/include")
+target_link_system_libraries(
+  intro
+  PRIVATE
+  ftxui::screen
+  ftxui::dom
+  ftxui::component)
 
+target_include_directories(intro PRIVATE "${CMAKE_BINARY_DIR}/configured_files/include")

src/main.cpp

@@ -2,29 +2,26 @@
 #include <iostream>
 
 #include <docopt/docopt.h>
+#include <ftxui/component/captured_mouse.hpp>// for ftxui
+#include <ftxui/component/component.hpp>// for Slider
+#include <ftxui/component/screen_interactive.hpp>// for ScreenInteractive
 #include <spdlog/spdlog.h>
 
-// This file will be generated automatically when you run the CMake configuration step.
-// It creates a namespace called `myproject`.
-// You can modify the source template at `configured_files/config.hpp.in`.
+// This file will be generated automatically when you run the CMake
+// configuration step. It creates a namespace called `myproject`. You can modify
+// the source template at `configured_files/config.hpp.in`.
 #include <internal_use_only/config.hpp>
 
 static constexpr auto USAGE =
-  R"(Naval Fate.
+  R"(intro
 
     Usage:
-          naval_fate ship new <name>...
-          naval_fate ship <name> move <x> <y> [--speed=<kn>]
-          naval_fate ship shoot <x> <y>
-          naval_fate mine (set|remove) <x> <y> [--moored | --drifting]
-          naval_fate (-h | --help)
-          naval_fate --version
+          intro
+          intro (-h | --help)
+          intro --version
  Options:
           -h --help     Show this screen.
           --version     Show version.
-          --speed=<kn>  Speed in knots [default: 10].
-          --moored      Moored (anchored) mine.
-          --drifting    Drifting mine.
 )";
 
 int main(int argc, const char **argv)
@@ -35,15 +32,56 @@ int main(int argc, const char **argv)
       true,// show help if requested
       fmt::format("{} {}",
         myproject::cmake::project_name,
-        myproject::cmake::project_version));// version string, acquired from config.hpp via CMake
+        myproject::cmake::project_version));// version string, acquired
+                                            // from config.hpp via CMake
 
-    for (auto const &arg : args) { std::cout << arg.first << "=" << arg.second << '\n'; }
+    using namespace ftxui;
+    std::vector<std::string> toggle_1_entries = {
+      "On",
+      "Off",
+    };
+    std::vector<std::string> toggle_2_entries = {
+      "Enabled",
+      "Disabled",
+    };
+    std::vector<std::string> toggle_3_entries = {
+      "10€",
+      "0€",
+    };
+    std::vector<std::string> toggle_4_entries = {
+      "Nothing",
+      "One element",
+      "Several elements",
+    };
 
+    auto screen = ScreenInteractive::TerminalOutput();
 
-    // Use the default logger (stdout, multi-threaded, colored)
-    spdlog::info("Hello, {}!", "World");
+    int toggle_1_selected = 0;
+    int toggle_2_selected = 0;
+    int toggle_3_selected = 0;
+    int toggle_4_selected = 0;
+    Component toggle_1 = Toggle(&toggle_1_entries, &toggle_1_selected);
+    Component toggle_2 = Toggle(&toggle_2_entries, &toggle_2_selected);
+    Component toggle_3 = Toggle(&toggle_3_entries, &toggle_3_selected);
+    Component toggle_4 = Toggle(&toggle_4_entries, &toggle_4_selected);
+    auto quit_button = Button("Save & Quit", screen.ExitLoopClosure());
+
+    auto container = Container::Vertical({ toggle_1, toggle_2, toggle_3, toggle_4, quit_button });
+
+    auto renderer = Renderer(container, [&] {
+      return vbox({ text("Choose your options:"),
+        text(""),
+        hbox(text(" * Poweroff on startup      : "), toggle_1->Render()),
+        hbox(text(" * Out of process           : "), toggle_2->Render()),
+        hbox(text(" * Price of the information : "), toggle_3->Render()),
+        hbox(text(" * Number of elements       : "), toggle_4->Render()),
+        text(""),
+        hbox(toggle_1_selected == 0 ? color(Color::Green, quit_button->Render())
+                                    : color(Color::Blue, quit_button->Render())) });
+    });
+
+    screen.Loop(renderer);
 
-    fmt::print("Hello, from {}\n", "{fmt}");
   } catch (const std::exception &e) {
     fmt::print("Unhandled exception in main: {}", e.what());
   }