[Teton] Buffer current command for executing.

sys/teton/CMakeLists.txt

@@ -2,7 +2,7 @@ add_executable(teton
   framebuffer/console.cpp
   framebuffer/framebuffer.cpp
   framebuffer/psf.cpp
-  keyboard_listener.cpp
+  terminal.cpp
   teton.cpp
   )
 

sys/teton/keyboard_listener.cpp

@@ -1,3 +0,0 @@
-#include "keyboard_listener.h"
-
-void KeyboardListener::HandleCharacter(char c) { console_.WriteChar(c); }

sys/teton/keyboard_listener.h

@@ -1,12 +0,0 @@
-#include <mammoth/input/keyboard.h>
-
-#include "framebuffer/console.h"
-
-class KeyboardListener : public mmth::KeyboardListenerBase {
- public:
-  KeyboardListener(Console& c) : mmth::KeyboardListenerBase(), console_(c) {}
-  virtual void HandleCharacter(char c) override;
-
- private:
-  Console& console_;
-};

sys/teton/terminal.cpp

@@ -0,0 +1,20 @@
+#include "terminal.h"
+
+void Terminal::HandleCharacter(char c) {
+  console_.WriteChar(c);
+  if (c == '\n') {
+    glcr::String str = current_command_.ToString();
+    ExecuteCommand(str);
+    current_command_.Reset();
+  } else if (c == '\b') {
+    current_command_.DeleteLast();
+  } else {
+    current_command_.PushBack(c);
+  }
+}
+
+void Terminal::ExecuteCommand(const glcr::String& command) {
+  console_.WriteString("Executing: ");
+  console_.WriteString(command);
+  console_.WriteString("\n>");
+}

sys/teton/terminal.h

@@ -0,0 +1,17 @@
+#include <glacier/string/string_builder.h>
+#include <mammoth/input/keyboard.h>
+
+#include "framebuffer/console.h"
+
+class Terminal : public mmth::KeyboardListenerBase {
+ public:
+  Terminal(Console& c) : mmth::KeyboardListenerBase(), console_(c) {}
+
+  virtual void HandleCharacter(char c) override;
+
+  void ExecuteCommand(const glcr::String& command);
+
+ private:
+  Console& console_;
+  glcr::VariableStringBuilder current_command_;
+};

sys/teton/teton.cpp

@@ -7,7 +7,7 @@
 #include "framebuffer/console.h"
 #include "framebuffer/framebuffer.h"
 #include "framebuffer/psf.h"
-#include "keyboard_listener.h"
+#include "terminal.h"
 
 uint64_t main(uint64_t init_port) {
   ParseInitPort(init_port);
@@ -34,10 +34,10 @@ uint64_t main(uint64_t init_port) {
   Console console(fbuf, psf);
   console.WriteChar('>');
 
-  KeyboardListener listener(console);
-  listener.Register();
+  Terminal terminal(console);
+  terminal.Register();
 
-  Thread lthread = listener.Listen();
+  Thread lthread = terminal.Listen();
 
   check(lthread.Join());