next: https://viewsourcecode.org/snaptoken/kilo/03.rawInputAndOutput.…

…html#the-delete-key
Gurrium · Dec 30, 2022 · 8853150 · 8853150
1 parent 14ad42d
commit 8853150
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/kilo.c b/kilo.c
@@ -20,6 +20,8 @@ enum editorKey {
   ARROW_RIGHT,
   ARROW_UP,
   ARROW_DOWN,
+  HOME_KEY,
+  END_KEY,
   PAGE_UP,
   PAGE_DOWN
 };
@@ -83,10 +85,18 @@ int editorReadKey() {
         if (read(STDIN_FILENO, &seq[2], 1) != 1) return '\x1b';
         if (seq[2] == '~') {
           switch (seq[1]) {
+            case '1':
+              return HOME_KEY;
+            case '4':
+              return END_KEY;
             case '5':
               return PAGE_UP;
             case '6':
               return PAGE_DOWN;
+            case '7':
+              return HOME_KEY;
+            case '8':
+              return END_KEY;
           }
         }
       } else {
@@ -99,8 +109,19 @@ int editorReadKey() {
             return ARROW_RIGHT;
           case 'D':
             return ARROW_LEFT;
+          case 'H':
+            return HOME_KEY;
+          case 'F':
+            return END_KEY;
         }
       }
+    } else if (seq[0] == 'O') {
+      switch (seq[1]) {
+        case 'H':
+          return HOME_KEY;
+        case 'F':
+          return END_KEY;
+      }
     }
 
     return '\x1b';
@@ -201,11 +222,19 @@ void editorProcessKeyPress() {
       exit(0);
       break;
 
+    case HOME_KEY:
+      E.cx = 0;
+      break;
+    case END_KEY:
+      E.cx = E.screencols - 1;
+      break;
+
     case PAGE_UP:
     case PAGE_DOWN: {
       int times = E.screenrows;
       while (times--) editorMoveCursor(c == PAGE_UP ? ARROW_UP : ARROW_DOWN);
     } break;
+
     case ARROW_UP:
     case ARROW_DOWN:
     case ARROW_LEFT: