50 lines
1.9 KiB
JavaScript
50 lines
1.9 KiB
JavaScript
|
// CodeMirror, copyright (c) by Marijn Haverbeke and others
|
||
|
|
// Distributed under an MIT license: http://codemirror.net/LICENSE
|
||
|
|
|
||
|
|
// Defines jumpToLine command. Uses dialog.js if present.
|
||
|
|
|
||
|
|
(function(mod) {
|
||
|
|
if (typeof exports == "object" && typeof module == "object") // CommonJS
|
||
|
|
mod(require("../../lib/codemirror"), require("../dialog/dialog"));
|
||
|
|
else if (typeof define == "function" && define.amd) // AMD
|
||
|
|
define(["../../lib/codemirror", "../dialog/dialog"], mod);
|
||
|
|
else // Plain browser env
|
||
|
|
mod(CodeMirror);
|
||
|
|
})(function(CodeMirror) {
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
function dialog(cm, text, shortText, deflt, f) {
|
||
|
|
if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true});
|
||
|
|
else f(prompt(shortText, deflt));
|
||
|
|
}
|
||
|
|
|
||
|
|
var jumpDialog =
|
||
|
|
'Jump to line: <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use line:column or scroll% syntax)</span>';
|
||
|
|
|
||
|
|
function interpretLine(cm, string) {
|
||
|
|
var num = Number(string)
|
||
|
|
if (/^[-+]/.test(string)) return cm.getCursor().line + num
|
||
|
|
else return num - 1
|
||
|
|
}
|
||
|
|
|
||
|
|
CodeMirror.commands.jumpToLine = function(cm) {
|
||
|
|
var cur = cm.getCursor();
|
||
|
|
dialog(cm, jumpDialog, "Jump to line:", (cur.line + 1) + ":" + cur.ch, function(posStr) {
|
||
|
|
if (!posStr) return;
|
||
|
|
|
||
|
|
var match;
|
||
|
|
if (match = /^\s*([\+\-]?\d+)\s*\:\s*(\d+)\s*$/.exec(posStr)) {
|
||
|
|
cm.setCursor(interpretLine(cm, match[1]), Number(match[2]))
|
||
|
|
} else if (match = /^\s*([\+\-]?\d+(\.\d+)?)\%\s*/.exec(posStr)) {
|
||
|
|
var line = Math.round(cm.lineCount() * Number(match[1]) / 100);
|
||
|
|
if (/^[-+]/.test(match[1])) line = cur.line + line + 1;
|
||
|
|
cm.setCursor(line - 1, cur.ch);
|
||
|
|
} else if (match = /^\s*\:?\s*([\+\-]?\d+)\s*/.exec(posStr)) {
|
||
|
|
cm.setCursor(interpretLine(cm, match[1]), cur.ch);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
};
|
||
|
|
|
||
|
|
CodeMirror.keyMap["default"]["Alt-G"] = "jumpToLine";
|
||
|
|
});
|