Caret/js/aceBindings.js
2014-07-20 09:53:21 -07:00

255 lines
8.8 KiB
JavaScript

define([
"command",
"editor",
"ui/statusbar",
"settings!user,ace",
"util/i18n"
], function(command, editor, status, Settings, i18n) {
var userConfig = Settings.get("user");
command.on("init:restart", function() {
userConfig = Settings.get("user");
});
//load the syntax commands and set them up in the command listings
var aceConfig = Settings.get("ace");
for (var i = 0; i < aceConfig.modes.length; i++) {
var mode = aceConfig.modes[i];
command.list.push({
command: "session:syntax",
argument: mode.name,
label: i18n.get("setSyntax", mode.label)
});
}
for (var i = 0; i < aceConfig.themes.length; i++) {
var theme = aceConfig.themes[i];
command.list.push({
command: "editor:theme",
argument: theme.name,
label: i18n.get("setTheme", theme.label)
});
}
//this is a place to put bindings that don't have direct equivalents in Ace, but are required for Sublime compatibility
command.on("sublime:expand-to-line", function(c) {
editor.execCommand("gotolinestart");
editor.execCommand("selecttolineend");
if (c) c();
});
command.on("sublime:expand-to-paragraph", function(c) {
var session = editor.getSession();
var selection = editor.getSelection();
var currentLine = editor.getCursorPosition().row;
var startLine = currentLine;
var endLine = currentLine;
while (startLine > 0) {
startLine--;
var line = session.getLine(startLine);
if (line == "") {
//we'll skip the preceding space
startLine += 1;
break;
}
}
var length = session.getLength();
while (endLine < length) {
endLine++;
var line = session.getLine(endLine);
if (line == "") {
break;
}
}
editor.clearSelection();
editor.moveCursorTo(startLine);
selection.selectTo(endLine);
if (c) c();
});
command.on("sublime:expand-to-matching", function(c) {
var Range = ace.require("ace/range").Range;
var position = editor.getCursorPosition();
var line = editor.getSession().getLine(position.row);
var depth = 0;
var openers = {
"(": ")",
"{": "}"
};
var closers = {
")": "(",
"}": "{"
};
//look for tokens inside the line first
var matchable = /(['"({])/;
for (var i = position.column; i >= 0; i--) {
if (matchable.test(line[i])) {
var match = line[i];
if (match in openers) {
match = openers[match];
}
for (var j = position.column + 1; j < line.length; j++) {
if (line[j] == match && depth == 0) {
var selection = editor.getSession().getSelection();
selection.setRange(new Range(position.row, i + 1, position.row, j));
return;
} else if (line[j] == match) {
depth--;
} else if (line[j] == closers[match]) {
depth++;
}
}
}
}
//if we couldn't find any matching pairs, we'll just use the default multiline bracket selection
//this is a little wonky, but it's better than nothing.
editor.execCommand("jumptomatching");
editor.execCommand("selecttomatching");
if (c) c();
});
command.on("sublime:tabs-to-spaces", function(c) {
var session = editor.getSession();
var text = session.getValue();
var spaces = new Array(userConfig.indentation + 1).join(" ");
text = text.replace(/\t/g, spaces);
session.setValue(text);
if (c) c();
});
command.on("sublime:spaces-to-tabs", function(c) {
var session = editor.getSession();
var text = session.getValue();
var replace = new RegExp(new Array(userConfig.indentation + 1).join(" "), "g");
text = text.replace(replace, "\t");
session.setValue(text);
if (c) c();
});
command.on("ace:set-newline-mode", function(type, c) {
editor.session.doc.setNewLineMode(type);
if (c) c();
});
command.on("ace:trim-whitespace", function(c) {
var session = editor.getSession();
var folds = session.getAllFolds();
var doc = session.doc;
var trimEmpty = userConfig.trimEmptyLines;
var Search = ace.require("./search").Search;
var re = trimEmpty ? /\s+$/ : /(\S)\s+$/;
var search = new Search().set({
wrap: true,
needle: re
});
var ranges = search.findAll(session);
ranges.forEach(function(range) {
var original = session.getTextRange(range);
var replaced = original.replace(re, trimEmpty ? "" : "$1");
doc.replace(range, replaced);
});
session.unfold();
session.addFolds(folds);
if (c) c();
});
command.on("sublime:wrap", function(c) {
var Range = ace.require("ace/range").Range;
var lang = ace.require("ace/lib/lang");
var session = editor.getSession();
var selection = editor.getSelection();
var isBackwards = editor.selection.isBackwards();
var selectionLead = isBackwards ? editor.selection.getSelectionLead() : editor.selection.getSelectionAnchor();
var selectionAnchor = isBackwards ? editor.selection.getSelectionAnchor() : editor.selection.getSelectionLead();
var startLine = selectionLead.row;
var endLine = selectionAnchor.row;
while (startLine > 0) {
startLine--;
var line = session.getLine(startLine).replace(/\s+/, "");
if (line == "") {
//we'll skip the preceding space
startLine += 1;
break;
}
}
var length = session.getLength();
while (endLine < length) {
endLine++;
var line = session.getLine(endLine).replace(/\s+/, "");
if (line == "") {
break;
}
}
editor.clearSelection();
editor.moveCursorTo(startLine, 0);
selection.selectTo(endLine, 0);
var indentStartCol = session.getLine(startLine).length - lang.stringTrimLeft(session.getLine(startLine)).length;
var selectedText = lang.stringTrimLeft(session.doc.getTextRange(new Range(startLine, 0, endLine, 0)).replace(/\n/g, " "));
var selectedTextParts = selectedText.split(" ");
var partCount = 0;
var rulerColumn = editor.renderer.getPrintMarginColumn() - 1;
var textToAdd = "";
var indentValue = indentStartCol > 0 ? new Array(indentStartCol + 1).join(' ') : "";
var lineToAdd = indentValue;
while (partCount < selectedTextParts.length) {
if (selectedTextParts[partCount].length + lineToAdd.length + 1 < rulerColumn) {
lineToAdd += (partCount === 0 ? "" : " ") + selectedTextParts[partCount];
} else {
lineToAdd = lang.stringTrimRight(lineToAdd);
if (lineToAdd.length > 0) {
lineToAdd += session.doc.getNewLineCharacter();
textToAdd += lineToAdd;
}
if (selectedTextParts[partCount].length + indentValue.length >= rulerColumn) {
var tmpLine = selectedTextParts[partCount];
while (tmpLine.length + indentValue.length >= rulerColumn) {
lineToAdd = indentValue + tmpLine.slice(0, rulerColumn - (indentValue.length + 1));
lineToAdd = lang.stringTrimRight(lineToAdd);
lineToAdd += session.doc.getNewLineCharacter();
textToAdd += lineToAdd;
tmpLine = tmpLine.slice(rulerColumn - (indentValue.length + 1));
}
lineToAdd = indentValue + tmpLine;
} else {
lineToAdd = indentValue + selectedTextParts[partCount];
}
}
partCount++;
}
textToAdd += lang.stringTrimRight(lineToAdd);
var theNewText = lang.stringTrimLeft(textToAdd.replace(/\n/g, " "));
if (theNewText !== selectedText) {
// Add newline if the text has changed
textToAdd += session.doc.getNewLineCharacter();
}
editor.session.doc.replace(new Range(startLine, 0, endLine, 0), textToAdd);
if (c) c();
});
//we also add a command redirect for firing Ace commands via regular command attributes
command.on("ace:command", editor.execCommand.bind(editor));
//unbind the keys for the palette, whatever it does.
editor.commands.bindKey("Ctrl-P", null);
editor.commands.bindKey("Ctrl-Shift-P", null);
//filter some Ace commands for UI purposes
var isRecording = false;
command.on("ace:togglemacro", function(c) {
isRecording = !isRecording;
editor.execCommand("togglerecording");
editor.focus();
if (isRecording) {
status.setMessage(i18n.get("recordingMacro"));
} else {
status.clearMessage();
}
if (c) c();
});
//API bindings
command.on("editor:insert", function(text, c) {
editor.insert(text);
if (c) c();
});
});