mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/CodeMirror
synced 2024-12-05 02:58:13 +00:00
541 lines
20 KiB
JavaScript
541 lines
20 KiB
JavaScript
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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// A rough approximation of Sublime Text's keybindings
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// Depends on addon/search/searchcursor.js and optionally addon/dialog/dialogs.js
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../lib/codemirror"), require("../addon/search/searchcursor"), require("../addon/edit/matchbrackets"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/edit/matchbrackets"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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var map = CodeMirror.keyMap.sublime = {fallthrough: "default"};
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var cmds = CodeMirror.commands;
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var Pos = CodeMirror.Pos;
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var mac = CodeMirror.keyMap["default"] == CodeMirror.keyMap.macDefault;
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var ctrl = mac ? "Cmd-" : "Ctrl-";
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// This is not exactly Sublime's algorithm. I couldn't make heads or tails of that.
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function findPosSubword(doc, start, dir) {
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if (dir < 0 && start.ch == 0) return doc.clipPos(Pos(start.line - 1));
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var line = doc.getLine(start.line);
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if (dir > 0 && start.ch >= line.length) return doc.clipPos(Pos(start.line + 1, 0));
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var state = "start", type;
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for (var pos = start.ch, e = dir < 0 ? 0 : line.length, i = 0; pos != e; pos += dir, i++) {
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var next = line.charAt(dir < 0 ? pos - 1 : pos);
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var cat = next != "_" && CodeMirror.isWordChar(next) ? "w" : "o";
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if (cat == "w" && next.toUpperCase() == next) cat = "W";
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if (state == "start") {
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if (cat != "o") { state = "in"; type = cat; }
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} else if (state == "in") {
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if (type != cat) {
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if (type == "w" && cat == "W" && dir < 0) pos--;
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if (type == "W" && cat == "w" && dir > 0) { type = "w"; continue; }
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break;
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}
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}
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}
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return Pos(start.line, pos);
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}
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function moveSubword(cm, dir) {
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cm.extendSelectionsBy(function(range) {
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if (cm.display.shift || cm.doc.extend || range.empty())
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return findPosSubword(cm.doc, range.head, dir);
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else
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return dir < 0 ? range.from() : range.to();
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});
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}
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cmds[map["Alt-Left"] = "goSubwordLeft"] = function(cm) { moveSubword(cm, -1); };
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cmds[map["Alt-Right"] = "goSubwordRight"] = function(cm) { moveSubword(cm, 1); };
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cmds[map[ctrl + "Up"] = "scrollLineUp"] = function(cm) {
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var info = cm.getScrollInfo();
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if (!cm.somethingSelected()) {
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var visibleBottomLine = cm.lineAtHeight(info.top + info.clientHeight, "local");
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if (cm.getCursor().line >= visibleBottomLine)
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cm.execCommand("goLineUp");
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}
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cm.scrollTo(null, info.top - cm.defaultTextHeight());
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};
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cmds[map[ctrl + "Down"] = "scrollLineDown"] = function(cm) {
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var info = cm.getScrollInfo();
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if (!cm.somethingSelected()) {
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var visibleTopLine = cm.lineAtHeight(info.top, "local")+1;
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if (cm.getCursor().line <= visibleTopLine)
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cm.execCommand("goLineDown");
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}
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cm.scrollTo(null, info.top + cm.defaultTextHeight());
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};
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cmds[map["Shift-" + ctrl + "L"] = "splitSelectionByLine"] = function(cm) {
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var ranges = cm.listSelections(), lineRanges = [];
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for (var i = 0; i < ranges.length; i++) {
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var from = ranges[i].from(), to = ranges[i].to();
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for (var line = from.line; line <= to.line; ++line)
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if (!(to.line > from.line && line == to.line && to.ch == 0))
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lineRanges.push({anchor: line == from.line ? from : Pos(line, 0),
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head: line == to.line ? to : Pos(line)});
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}
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cm.setSelections(lineRanges, 0);
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};
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map["Shift-Tab"] = "indentLess";
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cmds[map["Esc"] = "singleSelectionTop"] = function(cm) {
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var range = cm.listSelections()[0];
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cm.setSelection(range.anchor, range.head, {scroll: false});
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};
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cmds[map[ctrl + "L"] = "selectLine"] = function(cm) {
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var ranges = cm.listSelections(), extended = [];
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for (var i = 0; i < ranges.length; i++) {
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var range = ranges[i];
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extended.push({anchor: Pos(range.from().line, 0),
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head: Pos(range.to().line + 1, 0)});
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}
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cm.setSelections(extended);
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};
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map["Shift-" + ctrl + "K"] = "deleteLine";
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function insertLine(cm, above) {
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cm.operation(function() {
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var len = cm.listSelections().length, newSelection = [], last = -1;
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for (var i = 0; i < len; i++) {
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var head = cm.listSelections()[i].head;
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if (head.line <= last) continue;
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var at = Pos(head.line + (above ? 0 : 1), 0);
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cm.replaceRange("\n", at, null, "+insertLine");
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cm.indentLine(at.line, null, true);
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newSelection.push({head: at, anchor: at});
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last = head.line + 1;
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}
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cm.setSelections(newSelection);
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});
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}
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cmds[map[ctrl + "Enter"] = "insertLineAfter"] = function(cm) { insertLine(cm, false); };
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cmds[map["Shift-" + ctrl + "Enter"] = "insertLineBefore"] = function(cm) { insertLine(cm, true); };
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function wordAt(cm, pos) {
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var start = pos.ch, end = start, line = cm.getLine(pos.line);
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while (start && CodeMirror.isWordChar(line.charAt(start - 1))) --start;
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while (end < line.length && CodeMirror.isWordChar(line.charAt(end))) ++end;
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return {from: Pos(pos.line, start), to: Pos(pos.line, end), word: line.slice(start, end)};
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}
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cmds[map[ctrl + "D"] = "selectNextOccurrence"] = function(cm) {
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var from = cm.getCursor("from"), to = cm.getCursor("to");
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var fullWord = cm.state.sublimeFindFullWord == cm.doc.sel;
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if (CodeMirror.cmpPos(from, to) == 0) {
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var word = wordAt(cm, from);
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if (!word.word) return;
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cm.setSelection(word.from, word.to);
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fullWord = true;
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} else {
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var text = cm.getRange(from, to);
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var query = fullWord ? new RegExp("\\b" + text + "\\b") : text;
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var cur = cm.getSearchCursor(query, to);
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if (cur.findNext()) {
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cm.addSelection(cur.from(), cur.to());
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} else {
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cur = cm.getSearchCursor(query, Pos(cm.firstLine(), 0));
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if (cur.findNext())
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cm.addSelection(cur.from(), cur.to());
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}
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}
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if (fullWord)
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cm.state.sublimeFindFullWord = cm.doc.sel;
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};
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var mirror = "(){}[]";
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function selectBetweenBrackets(cm) {
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var pos = cm.getCursor(), opening = cm.scanForBracket(pos, -1);
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if (!opening) return;
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for (;;) {
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var closing = cm.scanForBracket(pos, 1);
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if (!closing) return;
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if (closing.ch == mirror.charAt(mirror.indexOf(opening.ch) + 1)) {
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cm.setSelection(Pos(opening.pos.line, opening.pos.ch + 1), closing.pos, false);
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return true;
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}
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pos = Pos(closing.pos.line, closing.pos.ch + 1);
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}
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}
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cmds[map["Shift-" + ctrl + "Space"] = "selectScope"] = function(cm) {
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selectBetweenBrackets(cm) || cm.execCommand("selectAll");
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};
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cmds[map["Shift-" + ctrl + "M"] = "selectBetweenBrackets"] = function(cm) {
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if (!selectBetweenBrackets(cm)) return CodeMirror.Pass;
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};
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cmds[map[ctrl + "M"] = "goToBracket"] = function(cm) {
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cm.extendSelectionsBy(function(range) {
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var next = cm.scanForBracket(range.head, 1);
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if (next && CodeMirror.cmpPos(next.pos, range.head) != 0) return next.pos;
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var prev = cm.scanForBracket(range.head, -1);
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return prev && Pos(prev.pos.line, prev.pos.ch + 1) || range.head;
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});
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};
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var swapLineCombo = mac ? "Cmd-Ctrl-" : "Shift-Ctrl-";
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cmds[map[swapLineCombo + "Up"] = "swapLineUp"] = function(cm) {
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var ranges = cm.listSelections(), linesToMove = [], at = cm.firstLine() - 1, newSels = [];
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for (var i = 0; i < ranges.length; i++) {
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var range = ranges[i], from = range.from().line - 1, to = range.to().line;
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newSels.push({anchor: Pos(range.anchor.line - 1, range.anchor.ch),
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head: Pos(range.head.line - 1, range.head.ch)});
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if (range.to().ch == 0 && !range.empty()) --to;
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if (from > at) linesToMove.push(from, to);
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else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
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at = to;
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}
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cm.operation(function() {
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for (var i = 0; i < linesToMove.length; i += 2) {
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var from = linesToMove[i], to = linesToMove[i + 1];
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var line = cm.getLine(from);
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cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
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if (to > cm.lastLine())
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cm.replaceRange("\n" + line, Pos(cm.lastLine()), null, "+swapLine");
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else
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cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
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}
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cm.setSelections(newSels);
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cm.scrollIntoView();
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});
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};
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cmds[map[swapLineCombo + "Down"] = "swapLineDown"] = function(cm) {
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var ranges = cm.listSelections(), linesToMove = [], at = cm.lastLine() + 1;
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for (var i = ranges.length - 1; i >= 0; i--) {
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var range = ranges[i], from = range.to().line + 1, to = range.from().line;
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if (range.to().ch == 0 && !range.empty()) from--;
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if (from < at) linesToMove.push(from, to);
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else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
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at = to;
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}
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cm.operation(function() {
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for (var i = linesToMove.length - 2; i >= 0; i -= 2) {
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var from = linesToMove[i], to = linesToMove[i + 1];
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var line = cm.getLine(from);
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if (from == cm.lastLine())
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cm.replaceRange("", Pos(from - 1), Pos(from), "+swapLine");
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else
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cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
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cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
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}
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cm.scrollIntoView();
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});
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};
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map[ctrl + "/"] = "toggleComment";
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cmds[map[ctrl + "J"] = "joinLines"] = function(cm) {
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var ranges = cm.listSelections(), joined = [];
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for (var i = 0; i < ranges.length; i++) {
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var range = ranges[i], from = range.from();
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var start = from.line, end = range.to().line;
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while (i < ranges.length - 1 && ranges[i + 1].from().line == end)
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end = ranges[++i].to().line;
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joined.push({start: start, end: end, anchor: !range.empty() && from});
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}
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cm.operation(function() {
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var offset = 0, ranges = [];
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for (var i = 0; i < joined.length; i++) {
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var obj = joined[i];
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var anchor = obj.anchor && Pos(obj.anchor.line - offset, obj.anchor.ch), head;
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for (var line = obj.start; line <= obj.end; line++) {
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var actual = line - offset;
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if (line == obj.end) head = Pos(actual, cm.getLine(actual).length + 1);
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if (actual < cm.lastLine()) {
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cm.replaceRange(" ", Pos(actual), Pos(actual + 1, /^\s*/.exec(cm.getLine(actual + 1))[0].length));
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++offset;
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}
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}
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ranges.push({anchor: anchor || head, head: head});
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}
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cm.setSelections(ranges, 0);
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});
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};
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cmds[map["Shift-" + ctrl + "D"] = "duplicateLine"] = function(cm) {
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cm.operation(function() {
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var rangeCount = cm.listSelections().length;
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for (var i = 0; i < rangeCount; i++) {
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var range = cm.listSelections()[i];
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if (range.empty())
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cm.replaceRange(cm.getLine(range.head.line) + "\n", Pos(range.head.line, 0));
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else
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cm.replaceRange(cm.getRange(range.from(), range.to()), range.from());
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}
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cm.scrollIntoView();
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});
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};
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map[ctrl + "T"] = "transposeChars";
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function sortLines(cm, caseSensitive) {
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var ranges = cm.listSelections(), toSort = [], selected;
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for (var i = 0; i < ranges.length; i++) {
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var range = ranges[i];
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if (range.empty()) continue;
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var from = range.from().line, to = range.to().line;
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while (i < ranges.length - 1 && ranges[i + 1].from().line == to)
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to = range[++i].to().line;
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toSort.push(from, to);
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}
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if (toSort.length) selected = true;
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else toSort.push(cm.firstLine(), cm.lastLine());
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cm.operation(function() {
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var ranges = [];
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for (var i = 0; i < toSort.length; i += 2) {
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var from = toSort[i], to = toSort[i + 1];
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var start = Pos(from, 0), end = Pos(to);
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var lines = cm.getRange(start, end, false);
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if (caseSensitive)
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lines.sort();
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else
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lines.sort(function(a, b) {
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var au = a.toUpperCase(), bu = b.toUpperCase();
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if (au != bu) { a = au; b = bu; }
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return a < b ? -1 : a == b ? 0 : 1;
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});
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cm.replaceRange(lines, start, end);
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if (selected) ranges.push({anchor: start, head: end});
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}
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if (selected) cm.setSelections(ranges, 0);
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});
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}
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cmds[map["F9"] = "sortLines"] = function(cm) { sortLines(cm, true); };
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cmds[map[ctrl + "F9"] = "sortLinesInsensitive"] = function(cm) { sortLines(cm, false); };
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cmds[map["F2"] = "nextBookmark"] = function(cm) {
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var marks = cm.state.sublimeBookmarks;
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if (marks) while (marks.length) {
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var current = marks.shift();
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var found = current.find();
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if (found) {
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marks.push(current);
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return cm.setSelection(found.from, found.to);
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}
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}
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};
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cmds[map["Shift-F2"] = "prevBookmark"] = function(cm) {
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var marks = cm.state.sublimeBookmarks;
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if (marks) while (marks.length) {
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marks.unshift(marks.pop());
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var found = marks[marks.length - 1].find();
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if (!found)
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marks.pop();
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else
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return cm.setSelection(found.from, found.to);
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}
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};
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cmds[map[ctrl + "F2"] = "toggleBookmark"] = function(cm) {
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var ranges = cm.listSelections();
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var marks = cm.state.sublimeBookmarks || (cm.state.sublimeBookmarks = []);
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for (var i = 0; i < ranges.length; i++) {
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var from = ranges[i].from(), to = ranges[i].to();
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var found = cm.findMarks(from, to);
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for (var j = 0; j < found.length; j++) {
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if (found[j].sublimeBookmark) {
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found[j].clear();
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for (var k = 0; k < marks.length; k++)
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if (marks[k] == found[j])
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marks.splice(k--, 1);
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break;
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}
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}
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if (j == found.length)
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marks.push(cm.markText(from, to, {sublimeBookmark: true, clearWhenEmpty: false}));
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}
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};
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cmds[map["Shift-" + ctrl + "F2"] = "clearBookmarks"] = function(cm) {
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var marks = cm.state.sublimeBookmarks;
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if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear();
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marks.length = 0;
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};
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cmds[map["Alt-F2"] = "selectBookmarks"] = function(cm) {
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var marks = cm.state.sublimeBookmarks, ranges = [];
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if (marks) for (var i = 0; i < marks.length; i++) {
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var found = marks[i].find();
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if (!found)
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marks.splice(i--, 0);
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else
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ranges.push({anchor: found.from, head: found.to});
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}
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if (ranges.length)
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cm.setSelections(ranges, 0);
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};
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map["Alt-Q"] = "wrapLines";
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var cK = ctrl + "K ";
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function modifyWordOrSelection(cm, mod) {
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cm.operation(function() {
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var ranges = cm.listSelections(), indices = [], replacements = [];
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for (var i = 0; i < ranges.length; i++) {
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var range = ranges[i];
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if (range.empty()) { indices.push(i); replacements.push(""); }
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else replacements.push(mod(cm.getRange(range.from(), range.to())));
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}
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cm.replaceSelections(replacements, "around", "case");
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for (var i = indices.length - 1, at; i >= 0; i--) {
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var range = ranges[indices[i]];
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if (at && CodeMirror.cmpPos(range.head, at) > 0) continue;
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var word = wordAt(cm, range.head);
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at = word.from;
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cm.replaceRange(mod(word.word), word.from, word.to);
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}
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});
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}
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map[cK + ctrl + "Backspace"] = "delLineLeft";
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cmds[map[cK + ctrl + "K"] = "delLineRight"] = function(cm) {
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cm.operation(function() {
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var ranges = cm.listSelections();
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for (var i = ranges.length - 1; i >= 0; i--)
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cm.replaceRange("", ranges[i].anchor, Pos(ranges[i].to().line), "+delete");
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cm.scrollIntoView();
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});
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};
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cmds[map[cK + ctrl + "U"] = "upcaseAtCursor"] = function(cm) {
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modifyWordOrSelection(cm, function(str) { return str.toUpperCase(); });
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};
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cmds[map[cK + ctrl + "L"] = "downcaseAtCursor"] = function(cm) {
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modifyWordOrSelection(cm, function(str) { return str.toLowerCase(); });
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};
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cmds[map[cK + ctrl + "Space"] = "setSublimeMark"] = function(cm) {
|
|
if (cm.state.sublimeMark) cm.state.sublimeMark.clear();
|
|
cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
|
|
};
|
|
cmds[map[cK + ctrl + "A"] = "selectToSublimeMark"] = function(cm) {
|
|
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
|
|
if (found) cm.setSelection(cm.getCursor(), found);
|
|
};
|
|
cmds[map[cK + ctrl + "W"] = "deleteToSublimeMark"] = function(cm) {
|
|
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
|
|
if (found) {
|
|
var from = cm.getCursor(), to = found;
|
|
if (CodeMirror.cmpPos(from, to) > 0) { var tmp = to; to = from; from = tmp; }
|
|
cm.state.sublimeKilled = cm.getRange(from, to);
|
|
cm.replaceRange("", from, to);
|
|
}
|
|
};
|
|
cmds[map[cK + ctrl + "X"] = "swapWithSublimeMark"] = function(cm) {
|
|
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
|
|
if (found) {
|
|
cm.state.sublimeMark.clear();
|
|
cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
|
|
cm.setCursor(found);
|
|
}
|
|
};
|
|
cmds[map[cK + ctrl + "Y"] = "sublimeYank"] = function(cm) {
|
|
if (cm.state.sublimeKilled != null)
|
|
cm.replaceSelection(cm.state.sublimeKilled, null, "paste");
|
|
};
|
|
|
|
map[cK + ctrl + "G"] = "clearBookmarks";
|
|
cmds[map[cK + ctrl + "C"] = "showInCenter"] = function(cm) {
|
|
var pos = cm.cursorCoords(null, "local");
|
|
cm.scrollTo(null, (pos.top + pos.bottom) / 2 - cm.getScrollInfo().clientHeight / 2);
|
|
};
|
|
|
|
cmds[map["Shift-Alt-Up"] = "selectLinesUpward"] = function(cm) {
|
|
cm.operation(function() {
|
|
var ranges = cm.listSelections();
|
|
for (var i = 0; i < ranges.length; i++) {
|
|
var range = ranges[i];
|
|
if (range.head.line > cm.firstLine())
|
|
cm.addSelection(Pos(range.head.line - 1, range.head.ch));
|
|
}
|
|
});
|
|
};
|
|
cmds[map["Shift-Alt-Down"] = "selectLinesDownward"] = function(cm) {
|
|
cm.operation(function() {
|
|
var ranges = cm.listSelections();
|
|
for (var i = 0; i < ranges.length; i++) {
|
|
var range = ranges[i];
|
|
if (range.head.line < cm.lastLine())
|
|
cm.addSelection(Pos(range.head.line + 1, range.head.ch));
|
|
}
|
|
});
|
|
};
|
|
|
|
function getTarget(cm) {
|
|
var from = cm.getCursor("from"), to = cm.getCursor("to");
|
|
if (CodeMirror.cmpPos(from, to) == 0) {
|
|
var word = wordAt(cm, from);
|
|
if (!word.word) return;
|
|
from = word.from;
|
|
to = word.to;
|
|
}
|
|
return {from: from, to: to, query: cm.getRange(from, to), word: word};
|
|
}
|
|
|
|
function findAndGoTo(cm, forward) {
|
|
var target = getTarget(cm);
|
|
if (!target) return;
|
|
var query = target.query;
|
|
var cur = cm.getSearchCursor(query, forward ? target.to : target.from);
|
|
|
|
if (forward ? cur.findNext() : cur.findPrevious()) {
|
|
cm.setSelection(cur.from(), cur.to());
|
|
} else {
|
|
cur = cm.getSearchCursor(query, forward ? Pos(cm.firstLine(), 0)
|
|
: cm.clipPos(Pos(cm.lastLine())));
|
|
if (forward ? cur.findNext() : cur.findPrevious())
|
|
cm.setSelection(cur.from(), cur.to());
|
|
else if (target.word)
|
|
cm.setSelection(target.from, target.to);
|
|
}
|
|
};
|
|
cmds[map[ctrl + "F3"] = "findUnder"] = function(cm) { findAndGoTo(cm, true); };
|
|
cmds[map["Shift-" + ctrl + "F3"] = "findUnderPrevious"] = function(cm) { findAndGoTo(cm,false); };
|
|
cmds[map["Alt-F3"] = "findAllUnder"] = function(cm) {
|
|
var target = getTarget(cm);
|
|
if (!target) return;
|
|
var cur = cm.getSearchCursor(target.query);
|
|
var matches = [];
|
|
var primaryIndex = -1;
|
|
while (cur.findNext()) {
|
|
matches.push({anchor: cur.from(), head: cur.to()});
|
|
if (cur.from().line <= target.from.line && cur.from().ch <= target.from.ch)
|
|
primaryIndex++;
|
|
}
|
|
cm.setSelections(matches, primaryIndex);
|
|
};
|
|
|
|
map["Shift-" + ctrl + "["] = "fold";
|
|
map["Shift-" + ctrl + "]"] = "unfold";
|
|
map[cK + ctrl + "0"] = map[cK + ctrl + "j"] = "unfoldAll";
|
|
|
|
map[ctrl + "I"] = "findIncremental";
|
|
map["Shift-" + ctrl + "I"] = "findIncrementalReverse";
|
|
map[ctrl + "H"] = "replace";
|
|
map["F3"] = "findNext";
|
|
map["Shift-F3"] = "findPrev";
|
|
|
|
CodeMirror.normalizeKeyMap(map);
|
|
});
|