UTF-8!!!

Author: hishamhm

Buffer.c

@@ -131,7 +131,7 @@ void CRT_parseTerminalFile(char* term) {
    if (!fd) {
       Display_printAt(0,0,"Warning: could not parse terminal rules file terminals/%s", term);
       Display_printAt(1,0,"Press any key.");
-      Display_getch();
+      CRT_readKey();
       return;
    }
    while (!feof(fd)) {
@@ -465,7 +465,8 @@ void CRT_done() {
 int CRT_readKey() {
    //nocbreak();
    //cbreak();
-   int ret = Display_getch();
+   bool code;
+   int ret = Display_getch(&code);
    //if (CRT_delay)
    //   halfdelay(CRT_delay);
    return ret;
@@ -482,12 +483,12 @@ void CRT_handleSIGTERM(int signal) {
    exit(0);
 }
 
-int CRT_getCharacter() {
+int CRT_getCharacter(bool* code) {
    Display_refresh();
-   int ch = Display_getch();
+   int ch = Display_getch(code);
    #if defined __linux || defined __CYGWIN__
-   if (ch == KEY_LEFT || ch == KEY_RIGHT || ch == KEY_UP || ch == KEY_DOWN
-       || ch == KEY_HOME || ch == KEY_END || ch == KEY_IC || ch == KEY_DC || ch == '\t') {
+   if ((*code && (ch == KEY_LEFT || ch == KEY_RIGHT || ch == KEY_UP || ch == KEY_DOWN
+       || ch == KEY_HOME || ch == KEY_END || ch == KEY_IC || ch == KEY_DC)) || (!*code && ch == '\t')) {
       #ifndef __CYGWIN__
       unsigned char modifiers = 6;
       #else

CRT.c

@@ -26,7 +26,7 @@ void Clipboard_delete(Clipboard* this) {
    free(this);
 }
 
-char* Clipboard_get(Clipboard* this, int* textLen) {
+Text Clipboard_get(Clipboard* this) {
    if (this->disk) {
       FILE* fd = fopen(this->clipFileName, "r");
       if (fd) {
@@ -36,25 +36,22 @@ char* Clipboard_get(Clipboard* this, int* textLen) {
          while (!feof(fd)) {
             if (size - len < 100) {
                size = len + 100;
-               out = realloc(out, size);
+               out = realloc(out, size+1);
             }
             char* walk = out + len;
             int amt = fread(walk, 1, 100, fd);
             len += amt;
          }
+         out[len] = '\0';
          fclose(fd);
-         if (textLen)
-            *textLen = len;
-         return out;
+         return Text_new(out);
       }
       this->disk = false;
    }
    if (this->text) {
-      if (textLen)
-         *textLen = this->len;
-      return strdup(this->text);
+      return Text_new(strdup(this->text));
    }
-   return NULL;
+   return Text_null();
 }
 
 void Clipboard_set(Clipboard* this, char* text, int len) {

Clipboard.c

@@ -44,8 +44,6 @@ static Hashtable* Display_terminalSequences;
    #define HAVE_CURSES 1
 #else
 
-typedef unsigned long chtype;
-
 #define OK 0
 #define ERR -1
 
@@ -388,30 +386,44 @@ void Display_getyx(int* y, int* x) {
 }
 #endif
 
-#if HAVE_CURSES
-#define Display_getch getch
-#else
-int Display_getch() {
-   char sequence[11] = { 0 };
-   int ch = getchar();
-   sequence[0] = ch;
-   if (ch == 27) {
-      for (int i = 1; i <= 10; i++) {
-         struct pollfd pfd = { .fd = 0, .events = POLLIN, .revents = 0 };
-         int any = poll(&pfd, 1, 30);
-         if (any > 0) {
-            sequence[i] = getchar();
-         } else {
-            break;
+int Display_getch(bool* code) {
+   #if HAVE_CURSES
+      #if HAVE_NCURSESW_CURSES_H
+         wint_t ch;
+         int isCode = get_wch(&ch);
+         *code = (isCode == KEY_CODE_YES || isCode == ERR);
+         if (isCode == ERR) return ERR;
+         return ch;
+      #else
+         int ch = getch();
+         *code = (ch > 0xff || ch == ERR);
+         return ch;
+      #endif
+   #else
+      char sequence[11] = { 0 };
+      // TODO: UTF-8 loop
+      int ch = getchar();
+      sequence[0] = ch;
+      if (ch == 27) {
+         for (int i = 1; i <= 10; i++) {
+            struct pollfd pfd = { .fd = 0, .events = POLLIN, .revents = 0 };
+            int any = poll(&pfd, 1, 30);
+            if (any > 0) {
+               sequence[i] = getchar();
+            } else {
+               break;
+            }
          }
       }
-   }
-   int keynum = (int) Hashtable_getString(Display_terminalSequences, sequence);
-   if (keynum)
-      return keynum;
-   return ch;
+      int keynum = (int) Hashtable_getString(Display_terminalSequences, sequence);
+      if (keynum) {
+         *code = true;
+         return keynum;
+      }
+      *code = false;
+      return ch;
+   #endif
 }
-#endif
 
 #if HAVE_CURSES
 #define Display_defineKey define_key
@@ -504,7 +516,7 @@ bool Display_init(char* term) {
 void Display_done() {
    curs_set(1);
    endwin();
-   delscreen(CRT_term);
+   //delscreen(CRT_term);
 }
 #else
 void Display_done() {