85 lines
No EOL
2.3 KiB
JavaScript
85 lines
No EOL
2.3 KiB
JavaScript
define([
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"settings!keys",
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"command",
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"editor",
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"util/dom2"
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], function(Settings, command, editor) {
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var keycodes = {
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9: "Tab",
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13: "Return",
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32: "Space",
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33: "PageUp",
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34: "PageDown",
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35: "End",
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36: "Home",
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37: "Left",
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39: "Right",
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38: "Up",
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40: "Down",
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187: "=",
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189: "-"
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};
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//back-compat: we now use Ace-style bindings (Ctrl-X) instead of Vim-style (^-x)
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var normalizeKeys = function(config) {
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var converted = {};
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for (var key in config) {
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var value = config[key];
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//detect old syntax
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if (key.indexOf("^-") > -1 || key.indexOf("M-") > -1) {
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key = key
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.replace(/\^-/g, "Ctrl-")
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.replace(/M-/g, "Alt-")
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.replace(/-([A-Z]+)$/, "-Shift-$1")
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.replace(/-([a-z]+)$/, function(match) { return match.toUpperCase() });
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}
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converted[key.toLowerCase()] = value;
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}
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return converted;
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};
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//need to remove existing Ace conflicts
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var bindAce = function() {
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var handler = editor.getKeyboardHandler();
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var bindings = normalizeKeys(Settings.get("keys"));
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for (var k in bindings) {
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var action = bindings[k];
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if (!action.ace) continue;
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handler.bindKey(k, action.ace);
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}
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};
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command.on("init:startup", bindAce);
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command.on("init:restart", bindAce);
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//we have to listen on keydown, because keypress will get caught by the window manager
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window.on("keydown", function(e) {
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var char = String.fromCharCode(e.keyCode);
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if (e.keyCode in keycodes) {
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char = keycodes[e.keyCode];
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}
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var prefixes = [];
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if (e.ctrlKey) prefixes.push("Ctrl");
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if (e.altKey) prefixes.push("Alt");
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if (e.shiftKey) prefixes.push("Shift");
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var combo = prefixes.length ? prefixes.join("-") + "-" + char : char;
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combo = combo.toLowerCase();
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var keyConfig = normalizeKeys(Settings.get("keys"));
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if (combo in keyConfig) {
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e.preventDefault();
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var action = keyConfig[combo];
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if (typeof action == "string") {
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action = {
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command: action
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};
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}
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if (action.ace) {
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//we're going to bind these directly on startup
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//so we shouldn't act on them
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return;// editor.execCommand(action.ace);
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}
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command.fire(action.command, action.argument);
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}
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});
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}); |