modules/global-overlay-keymap.js

   1 /**
   2  * (C) Copyright 2008 Jeremy Maitin-Shepard
   3  * (C) Copyright 2008 John J. Foerch
   4  *
   5  * Use, modification, and distribution are subject to the terms specified in the
   6  * COPYING file.
   7 **/
   8
   9 require("keyboard.js");
  10
  11 var global_overlay_keymap = new keymap();
  12
  13 function global_overlay_keymap_handler(window, ctx, true_event) {
  14     var binding = lookup_key_binding(global_overlay_keymap, ctx.combo, ctx.event);
  15     if (!binding)
  16         return false;
  17     if (!binding.fallthrough)
  18     {
  19         true_event.preventDefault();
  20         true_event.stopPropagation();
  21     }
  22
  23     if (binding.command)
  24         call_interactively(ctx, binding.command);
  25
  26     return true;
  27 }
  28
  29 define_global_mode("global_overlay_keymap_mode",
  30                    function () {
  31                        add_hook("keypress_hook", global_overlay_keymap_handler);
  32                    },
  33                    function () {
  34                        remove_hook("keypress_hook", global_overlay_keymap_handler);
  35                    });
  36
  37 function define_key_alias (typed_key, generated_key) {
  38     var name = "generate-key-event:"+generated_key;
  39     interactive(
  40         name,
  41         "Generate a fake key press event for the key: "+generated_key,
  42         function (I) {
  43             send_key_as_event(
  44                 I.window,
  45                 I.buffer.focused_element,
  46                 generated_key);
  47         });
  48     define_key(global_overlay_keymap, typed_key, name);
  49     global_overlay_keymap_mode(true);
  50 }
  51 ignore_function_for_get_caller_source_code_reference("define_key_alias");
  52
  53
  54 function define_sticky_modifier (typed_key, modifiers) {
  55     var name = "sticky-modifiers:"+modifiers;
  56     interactive(name, "Set sticky modifiers: "+modifiers,
  57                 function (I) {
  58                     I.sticky_modifiers = modifiers;
  59                 });
  60     define_key(global_overlay_keymap, typed_key, name);
  61     global_overlay_keymap_mode(true);
  62 }
  63 ignore_function_for_get_caller_source_code_reference("define_sticky_modifier");