eProsima
diff --git a/‎cpp_utils/include/cpp_utils/event/StdinEventHandler.hpp‎
Lines changed: 36 additions & 0 deletions b/‎cpp_utils/include/cpp_utils/event/StdinEventHandler.hpp‎
Lines changed: 36 additions & 0 deletions
diff --git a/‎cpp_utils/include/cpp_utils/history/CommandHistoryHandler.hpp‎
Lines changed: 57 additions & 0 deletions b/‎cpp_utils/include/cpp_utils/history/CommandHistoryHandler.hpp‎
Lines changed: 57 additions & 0 deletions
diff --git a/‎cpp_utils/include/cpp_utils/user_interface/CommandReader.hpp‎
Lines changed: 8 additions & 0 deletions b/‎cpp_utils/include/cpp_utils/user_interface/CommandReader.hpp‎
Lines changed: 8 additions & 0 deletions
diff --git a/‎cpp_utils/include/cpp_utils/utils.hpp‎
Lines changed: 8 additions & 0 deletions b/‎cpp_utils/include/cpp_utils/utils.hpp‎
Lines changed: 8 additions & 0 deletions
@@ -19,6 +19,7 @@
 #include <thread>
 
 #include <cpp_utils/event/EventHandler.hpp>
+#include <cpp_utils/history/CommandHistoryHandler.hpp>
 #include <cpp_utils/library/library_dll.h>
 #include <cpp_utils/time/time_utils.hpp>
 #include <cpp_utils/wait/CounterWaitHandler.hpp>
@@ -81,8 +82,35 @@ class StdinEventHandler : public EventHandler<std::string>
     CPP_UTILS_DllAPI
     void read_one_more_line();
 
+    /**
+     * @brief Temporarily ignore input (disables history addition).
+     *
+     * Should be called before an interactive command starts and re-enabled after it finishes.
+     */
+    CPP_UTILS_DllAPI
+    void set_ignore_input(
+            bool ignore) noexcept;
+
+    /**
+     * @brief Check whether input is currently being ignored.
+     */
+    CPP_UTILS_DllAPI
+    bool is_ignoring_input() const noexcept;
+
 protected:
 
+    /**
+     * @brief This function configures the terminal to enable or disable raw input mode.
+     * When `enable` is `true`, it disables line buffering and input echo
+     * so that input can be processed character-by-character without displaying typed characters,
+     * useful for real-time command-line interaction, such as handling arrow keys or passwords.
+     * When `enable` is `false`, it restores the original terminal settings
+     * to avoid leaving the terminal in an unusable state.
+     */
+    CPP_UTILS_DllAPI
+    void set_terminal_mode_(
+            bool enable) noexcept;
+
     /**
      * @brief Internal thread to read from \c source_ .
      *
@@ -120,6 +148,8 @@ class StdinEventHandler : public EventHandler<std::string>
     //! Counter that contains the number of times the thread is allowed to start waiting for data from source_.
     CounterWaitHandler activation_times_;
 
+    history::CommandHistoryHandler history_handler_;
+
     /**
      * @brief istream source from where to read.
      *
@@ -131,6 +161,12 @@ class StdinEventHandler : public EventHandler<std::string>
 
     //! Whether to read whole lines or stop reading in a space.
     const bool read_lines_;
+
+private:
+
+    //! Whether to ignore input (e.g. during interactive commands like echo)
+    std::atomic<bool> ignore_input_{false};
+
 };
 
 } /* namespace event */
 
@@ -0,0 +1,57 @@
+// Copyright 2024 Proyectos y Sistemas de Mantenimiento SL (eProsima).
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include <cpp_utils/library/library_dll.h>
+
+namespace eprosima {
+namespace utils {
+namespace history {
+
+class CommandHistoryHandler
+{
+public:
+
+    /**
+     * @brief This constructor initializes a CommandHistoryHandler instance,
+     * setting current_index_ to -1 to indicate that no command in the history is currently selected.
+     * This is used to manage user input history.
+     */
+    CPP_UTILS_DllAPI
+    CommandHistoryHandler();
+
+    CPP_UTILS_DllAPI
+    void add_command(
+            const std::string& command);
+
+    CPP_UTILS_DllAPI
+    std::string get_previous_command();
+
+    CPP_UTILS_DllAPI
+    std::string get_next_command();
+
+private:
+
+    std::vector<std::string> command_history_;
+
+    size_t current_index_;
+};
+
+} /* namespace history */
+} /* namespace utils */
+} /* namespace eprosima */
@@ -108,6 +108,14 @@ class CommandReader
      * value available at a time. But it is the only implementation of ConsumerWaitHandler so far.
      */
     event::DBQueueWaitHandler<std::string> commands_read_;
+
+public:
+
+    event::StdinEventHandler& stdin_handler()
+    {
+        return stdin_handler_;
+    }
+
 };
 
 } /* namespace utils */
 
@@ -82,6 +82,14 @@ CPP_UTILS_DllAPI
 void to_lowercase(
         std::string& st) noexcept;
 
+/**
+ * @brief Enables ANSI escape sequence support for colored output in Windows terminals.
+ *
+ * Has no effect on other platforms.
+ */
+CPP_UTILS_DllAPI
+void enable_ansi_colors() noexcept;
+
 /**
  * @brief Convert every alphabetic char in string to upper case
  *