Add a doxygen documentation.

src/ftxui/component/event.cpp

@@ -10,35 +10,7 @@
 
 namespace ftxui {
 
-// static
-Event Event::Character(const std::string& input) {
-  Event event;
-  event.input_ = input;
-  event.is_character_ = true;
-  event.character_ = to_wstring(input)[0];
-  return event;
-}
-
-// static
-Event Event::Character(char c) {
-  return Character(wchar_t(c));
-}
-
-// static
-Event Event::Character(wchar_t c) {
-  Event event;
-  event.input_ = {(char)c};
-  event.is_character_ = true;
-  event.character_ = c;
-  return event;
-}
-
-// static
-Event Event::Special(const std::string& input) {
-  Event event;
-  event.input_ = std::move(input);
-  return event;
-}
+namespace {
 
 void ParseUTF8(Receiver<char>& in, Sender<Event>& out, std::string& input) {
   char c;
@@ -131,6 +103,38 @@ void ParseESC(Receiver<char>& in, Sender<Event>& out, std::string& input) {
   }
 }
 
+}  // namespace
+
+// static
+Event Event::Character(const std::string& input) {
+  Event event;
+  event.input_ = input;
+  event.is_character_ = true;
+  event.character_ = to_wstring(input)[0];
+  return event;
+}
+
+// static
+Event Event::Character(char c) {
+  return Character(wchar_t(c));
+}
+
+// static
+Event Event::Character(wchar_t c) {
+  Event event;
+  event.input_ = {(char)c};
+  event.is_character_ = true;
+  event.character_ = c;
+  return event;
+}
+
+// static
+Event Event::Special(const std::string& input) {
+  Event event;
+  event.input_ = std::move(input);
+  return event;
+}
+
 // static
 void Event::Convert(Receiver<char>& in, Sender<Event>& out, char c) {
   std::string input;

src/ftxui/component/screen_interactive.cpp

@@ -4,8 +4,6 @@
 
 #include "ftxui/component/screen_interactive.hpp"
 
-#define DEFINE_CONSOLEV2_PROPERTIES
-
 #include <stdio.h>
 
 #include <algorithm>
@@ -20,6 +18,7 @@
 #include "ftxui/screen/terminal.hpp"
 
 #if defined(_WIN32)
+  #define DEFINE_CONSOLEV2_PROPERTIES
   #define WIN32_LEAN_AND_MEAN
   #ifndef NOMINMAX
     #define NOMINMAX
@@ -40,6 +39,7 @@
 
 namespace ftxui {
 
+namespace {
 // Produce a stream of Event from a stream of char.
 void CharToEventStream(Receiver<char> receiver, Sender<Event> sender) {
   char c;
@@ -154,6 +154,8 @@ void OnResize(int /* signal */) {
   on_resize();
 }
 
+}  // namespace
+
 ScreenInteractive::ScreenInteractive(int dimx,
                                      int dimy,
                                      Dimension dimension,

src/ftxui/dom/flex.cpp

@@ -7,6 +7,8 @@
 
 namespace ftxui {
 
+namespace {
+
 using FlexFunction = void (*)(Requirement&);
 
 void function_flex_grow(Requirement& r) {
@@ -59,6 +61,8 @@ void function_not_flex(Requirement& r) {
   r.flex_shrink_y = 0;
 }
 
+}  // namespace
+
 class Flex : public Node {
  public:
   Flex(FlexFunction f) { f_ = f; }

src/ftxui/screen/string.cpp

@@ -7,6 +7,7 @@
 #include <codecvt>
 #include <locale>
 
+namespace ftxui {
 #ifdef _MSC_VER
   #pragma warning(push)
   #pragma warning(disable : 4996)  // codecvt_utf8_utf16 is deprecated
@@ -24,4 +25,6 @@ std::wstring to_wstring(const std::string& s) {
 
 #ifdef _MSC_VER
   #pragma warning(pop)
-#endif
+#endif
+
+}  // namespace ftxui

src/ftxui/screen/wcwidth.cpp

@@ -67,6 +67,8 @@
 
 #include "ftxui/screen/string.hpp"
 
+namespace ftxui {
+
 namespace {
 struct interval {
   int first;
@@ -303,3 +305,5 @@ int wstring_width_cjk(const std::wstring& text) {
   }
   return width;
 }
+
+}  // namespace ftxui