diff termemu-keys.js @ 6:21738794755e

Put common key tables into a common file.
author John "Elwin" Edwards <elwin@sdf.org>
date Mon, 07 May 2012 13:08:24 -0700
parents
children d7eb63cd7a16
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/termemu-keys.js	Mon May 07 13:08:24 2012 -0700
@@ -0,0 +1,67 @@
+/* termemu-keys.js: some key-handling code common to both drivers. */
+
+/* ASCII values of keys 0-9. */
+var numShifts = [41, 33, 64, 35, 36, 37, 94, 38, 42, 40];
+
+var keyHexCodes = {
+  init: function () {
+    this[KeyboardEvent.DOM_VK_RETURN] = ["0d", "0d"];
+    this[KeyboardEvent.DOM_VK_SPACE] =  ["20", "20"];
+    this[KeyboardEvent.DOM_VK_TAB] =    ["09", "09"];
+    this[KeyboardEvent.DOM_VK_BACK_QUOTE] =    ["60", "7e"];
+    this[KeyboardEvent.DOM_VK_OPEN_BRACKET] =  ["5b", "7b"];
+    this[KeyboardEvent.DOM_VK_CLOSE_BRACKET] = ["5d", "7d"];
+    this[KeyboardEvent.DOM_VK_BACK_SLASH] = ["5c", "7c"];
+    this[KeyboardEvent.DOM_VK_SEMICOLON] =  ["3b", "3a"];
+    this[KeyboardEvent.DOM_VK_QUOTE] =  ["27", "22"];
+    this[KeyboardEvent.DOM_VK_COMMA] =  ["2c", "3c"];
+    this[KeyboardEvent.DOM_VK_PERIOD] = ["2e", "3e"];
+    this[KeyboardEvent.DOM_VK_SLASH] =  ["2f", "3f"];
+    this[KeyboardEvent.DOM_VK_EQUALS] = ["3d", "2b"];
+    this[KeyboardEvent.DOM_VK_SUBTRACT] =   ["2d", "5f"];
+    this[KeyboardEvent.DOM_VK_BACK_SPACE] = ["08", "08"];
+    this[KeyboardEvent.DOM_VK_DELETE] = ["1b5b337e", "1b5b337e"];
+    this[KeyboardEvent.DOM_VK_ESCAPE] = ["1b", "1b"];
+    this[KeyboardEvent.DOM_VK_PAGE_UP] =   ["1b5b357e", "1b5b357e"];
+    this[KeyboardEvent.DOM_VK_PAGE_DOWN] = ["1b5b367e", "1b5b367e"];
+    this.appCursor(false);
+    this.appKeypad(false);
+  },
+  /* Multi-char control sequences!  Neat! */
+  appCursor: function (on) {
+    /* Aren't special keys vile? */
+    if (on) {
+      this[KeyboardEvent.DOM_VK_LEFT] =  ["1b4f44", "1b4f44"];
+      this[KeyboardEvent.DOM_VK_RIGHT] = ["1b4f43", "1b4f43"];
+      this[KeyboardEvent.DOM_VK_UP] =    ["1b4f41", "1b4f41"];
+      this[KeyboardEvent.DOM_VK_DOWN] =  ["1b4f42", "1b4f42"];
+      this[KeyboardEvent.DOM_VK_END] =   ["1b4f46", "1b4f46"];
+      this[KeyboardEvent.DOM_VK_HOME] =  ["1b4f48", "1b4f48"];
+    }
+    else {
+      this[KeyboardEvent.DOM_VK_LEFT] =  ["1b5b44", "1b5b44"];
+      this[KeyboardEvent.DOM_VK_RIGHT] = ["1b5b43", "1b5b43"];
+      this[KeyboardEvent.DOM_VK_UP] =    ["1b5b41", "1b5b41"];
+      this[KeyboardEvent.DOM_VK_DOWN] =  ["1b5b42", "1b5b42"];
+      this[KeyboardEvent.DOM_VK_END] =   ["1b5b46", "1b5b46"];
+      this[KeyboardEvent.DOM_VK_HOME] =  ["1b5b48", "1b5b48"];
+    }
+  },
+  appKeypad: function (on) {
+    /* In theory, these should produce either numerals or the k[a-c][1-3]
+     * sequences.  Since we can't count on the terminfo description actually
+     * containing those sequences, pretend they're just arrow keys etc.
+     */
+    this[KeyboardEvent.DOM_VK_NUMPAD1] = ["1b4f46", "1b4f46"];
+    this[KeyboardEvent.DOM_VK_NUMPAD2] = ["1b4f42", "1b4f42"];
+    this[KeyboardEvent.DOM_VK_NUMPAD3] = ["1b5b367e", "1b5b367e"];
+    this[KeyboardEvent.DOM_VK_NUMPAD4] = ["1b4f44", "1b4f44"];
+    this[KeyboardEvent.DOM_VK_NUMPAD5] = ["1b5b45", "1b5b45"];
+    this[KeyboardEvent.DOM_VK_NUMPAD6] = ["1b4f43", "1b4f43"];
+    this[KeyboardEvent.DOM_VK_NUMPAD7] = ["1b4f48", "1b4f48"];
+    this[KeyboardEvent.DOM_VK_NUMPAD8] = ["1b4f41", "1b4f41"];
+    this[KeyboardEvent.DOM_VK_NUMPAD9] = ["1b5b357e", "1b5b357e"];
+    return;
+  }
+};
+