192 lines
7.4 KiB
JavaScript
Executable File
192 lines
7.4 KiB
JavaScript
Executable File
/* ***** BEGIN LICENSE BLOCK *****
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* Distributed under the BSD license:
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*
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* Copyright (c) 2010, Ajax.org B.V.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Ajax.org B.V. nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ***** END LICENSE BLOCK ***** */
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define(function(require, exports, module) {
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"use strict";
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var oop = require("./lib/oop");
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var Range = require("./range").Range;
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var Search = require("./search").Search;
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var EditSession = require("./edit_session").EditSession;
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var SearchHighlight = require("./search_highlight").SearchHighlight;
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/**
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* @class Occur
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*
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* Finds all lines matching a search term in the current [[Document
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* `Document`]] and displays them instead of the original `Document`. Keeps
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* track of the mapping between the occur doc and the original doc.
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*
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**/
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/**
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* Creates a new `Occur` object.
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*
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* @constructor
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**/
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function Occur() {}
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oop.inherits(Occur, Search);
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(function() {
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/**
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* Enables occur mode. expects that `options.needle` is a search term.
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* This search term is used to filter out all the lines that include it
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* and these are then used as the content of a new [[Document
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* `Document`]]. The current cursor position of editor will be translated
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* so that the cursor is on the matching row/column as it was before.
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* @param {Editor} editor
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* @param {Object} options options.needle should be a String
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* @return {Boolean} Whether occur activation was successful
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*
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**/
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this.enter = function(editor, options) {
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if (!options.needle) return false;
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var pos = editor.getCursorPosition();
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this.displayOccurContent(editor, options);
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var translatedPos = this.originalToOccurPosition(editor.session, pos);
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editor.moveCursorToPosition(translatedPos);
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return true;
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};
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/**
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* Disables occur mode. Resets the [[Sessions `EditSession`]] [[Document
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* `Document`]] back to the original doc. If options.translatePosition is
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* truthy also maps the [[Editors `Editor`]] cursor position accordingly.
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* @param {Editor} editor
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* @param {Object} options options.translatePosition
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* @return {Boolean} Whether occur deactivation was successful
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*
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**/
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this.exit = function(editor, options) {
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var pos = options.translatePosition && editor.getCursorPosition();
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var translatedPos = pos && this.occurToOriginalPosition(editor.session, pos);
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this.displayOriginalContent(editor);
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if (translatedPos)
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editor.moveCursorToPosition(translatedPos);
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return true;
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};
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this.highlight = function(sess, regexp) {
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var hl = sess.$occurHighlight = sess.$occurHighlight || sess.addDynamicMarker(
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new SearchHighlight(null, "ace_occur-highlight", "text"));
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hl.setRegexp(regexp);
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sess._emit("changeBackMarker"); // force highlight layer redraw
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};
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this.displayOccurContent = function(editor, options) {
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// this.setSession(session || new EditSession(""))
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this.$originalSession = editor.session;
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var found = this.matchingLines(editor.session, options);
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var lines = found.map(function(foundLine) { return foundLine.content; });
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var occurSession = new EditSession(lines.join('\n'));
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occurSession.$occur = this;
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occurSession.$occurMatchingLines = found;
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editor.setSession(occurSession);
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this.$useEmacsStyleLineStart = this.$originalSession.$useEmacsStyleLineStart;
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occurSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart;
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this.highlight(occurSession, options.re);
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occurSession._emit('changeBackMarker');
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};
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this.displayOriginalContent = function(editor) {
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editor.setSession(this.$originalSession);
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this.$originalSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart;
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};
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/**
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* Translates the position from the original document to the occur lines in
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* the document or the beginning if the doc {row: 0, column: 0} if not
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* found.
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* @param {EditSession} session The occur session
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* @param {Object} pos The position in the original document
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* @return {Object} position in occur doc
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**/
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this.originalToOccurPosition = function(session, pos) {
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var lines = session.$occurMatchingLines;
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var nullPos = {row: 0, column: 0};
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if (!lines) return nullPos;
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for (var i = 0; i < lines.length; i++) {
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if (lines[i].row === pos.row)
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return {row: i, column: pos.column};
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}
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return nullPos;
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};
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/**
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* Translates the position from the occur document to the original document
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* or `pos` if not found.
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* @param {EditSession} session The occur session
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* @param {Object} pos The position in the occur session document
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* @return {Object} position
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**/
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this.occurToOriginalPosition = function(session, pos) {
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var lines = session.$occurMatchingLines;
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if (!lines || !lines[pos.row])
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return pos;
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return {row: lines[pos.row].row, column: pos.column};
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};
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this.matchingLines = function(session, options) {
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options = oop.mixin({}, options);
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if (!session || !options.needle) return [];
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var search = new Search();
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search.set(options);
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return search.findAll(session).reduce(function(lines, range) {
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var row = range.start.row;
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var last = lines[lines.length-1];
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return last && last.row === row ?
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lines :
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lines.concat({row: row, content: session.getLine(row)});
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}, []);
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};
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}).call(Occur.prototype);
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var dom = require('./lib/dom');
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dom.importCssString(".ace_occur-highlight {\n\
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border-radius: 4px;\n\
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background-color: rgba(87, 255, 8, 0.25);\n\
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position: absolute;\n\
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z-index: 4;\n\
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box-sizing: border-box;\n\
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box-shadow: 0 0 4px rgb(91, 255, 50);\n\
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}\n\
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.ace_dark .ace_occur-highlight {\n\
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background-color: rgb(80, 140, 85);\n\
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box-shadow: 0 0 4px rgb(60, 120, 70);\n\
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}\n", "incremental-occur-highlighting");
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exports.Occur = Occur;
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});
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