c9-core/plugins/c9.ide.language.javascript..../test/aceeditor.js

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JavaScript

/* vim:ts=4:sts=4:sw=4:
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Ajax.org Code Editor (ACE).
*
* The Initial Developer of the Original Code is
* Ajax.org B.V.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Fabian Jakobs <fabian AT ajax DOT org>
* Irakli Gozalishvili <rfobic@gmail.com> (http://jeditoolkit.com)
* Julian Viereck <julian.viereck@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
define(function(require, exports, module) {
require("pilot/fixoldbrowsers");
var oop = require("pilot/oop");
var event = require("pilot/event");
var lang = require("pilot/lang");
var useragent = require("pilot/useragent");
var TextInput = require("ace/keyboard/textinput").TextInput;
var MouseHandler = require("ace/mouse/mouse_handler").MouseHandler;
//var TouchHandler = require("ace/touch_handler").TouchHandler;
var KeyBinding = require("ace/keyboard/keybinding").KeyBinding;
var EditSession = require("ace/edit_session").EditSession;
var Search = require("ace/search").Search;
var Range = require("ace/range").Range;
var EventEmitter = require("pilot/event_emitter").EventEmitter;
var Editor =function(renderer, session) {
var container = renderer.getContainerElement();
this.container = container;
this.renderer = renderer;
this.textInput = new TextInput(renderer.getTextAreaContainer(), this);
this.keyBinding = new KeyBinding(this);
// TODO detect touch event support
if (useragent.isIPad) {
//this.$mouseHandler = new TouchHandler(this);
} else {
this.$mouseHandler = new MouseHandler(this);
}
this.$blockScrolling = 0;
this.$search = new Search().set({
wrap: true
});
this.setSession(session || new EditSession(""));
};
(function(){
oop.implement(this, EventEmitter);
this.$forwardEvents = {
gutterclick: 1,
gutterdblclick: 1
};
this.$originalAddEventListener = this.addEventListener;
this.$originalRemoveEventListener = this.removeEventListener;
this.addEventListener = function(eventName, callback) {
if (this.$forwardEvents[eventName]) {
return this.renderer.addEventListener(eventName, callback);
} else {
return this.$originalAddEventListener(eventName, callback);
}
};
this.removeEventListener = function(eventName, callback) {
if (this.$forwardEvents[eventName]) {
return this.renderer.removeEventListener(eventName, callback);
} else {
return this.$originalRemoveEventListener(eventName, callback);
}
};
this.setKeyboardHandler = function(keyboardHandler) {
this.keyBinding.setKeyboardHandler(keyboardHandler);
};
this.getKeyboardHandler = function() {
return this.keyBinding.getKeyboardHandler();
};
this.setSession = function(session) {
if (this.session == session)
return;
if (this.session) {
var oldSession = this.session;
this.session.removeEventListener("change", this.$onDocumentChange);
this.session.removeEventListener("changeMode", this.$onChangeMode);
this.session.removeEventListener("tokenizerUpdate", this.$onTokenizerUpdate);
this.session.removeEventListener("changeTabSize", this.$onChangeTabSize);
this.session.removeEventListener("changeWrapLimit", this.$onChangeWrapLimit);
this.session.removeEventListener("changeWrapMode", this.$onChangeWrapMode);
this.session.removeEventListener("onChangeFold", this.$onChangeFold);
this.session.removeEventListener("changeFrontMarker", this.$onChangeFrontMarker);
this.session.removeEventListener("changeBackMarker", this.$onChangeBackMarker);
this.session.removeEventListener("changeBreakpoint", this.$onChangeBreakpoint);
this.session.removeEventListener("changeAnnotation", this.$onChangeAnnotation);
this.session.removeEventListener("changeOverwrite", this.$onCursorChange);
var selection = this.session.getSelection();
selection.removeEventListener("changeCursor", this.$onCursorChange);
selection.removeEventListener("changeSelection", this.$onSelectionChange);
this.session.setScrollTopRow(this.renderer.getScrollTopRow());
}
this.session = session;
this.$onDocumentChange = this.onDocumentChange.bind(this);
session.addEventListener("change", this.$onDocumentChange);
this.renderer.setSession(session);
this.$onChangeMode = this.onChangeMode.bind(this);
session.addEventListener("changeMode", this.$onChangeMode);
this.$onTokenizerUpdate = this.onTokenizerUpdate.bind(this);
session.addEventListener("tokenizerUpdate", this.$onTokenizerUpdate);
this.$onChangeTabSize = this.renderer.updateText.bind(this.renderer);
session.addEventListener("changeTabSize", this.$onChangeTabSize);
this.$onChangeWrapLimit = this.onChangeWrapLimit.bind(this);
session.addEventListener("changeWrapLimit", this.$onChangeWrapLimit);
this.$onChangeWrapMode = this.onChangeWrapMode.bind(this);
session.addEventListener("changeWrapMode", this.$onChangeWrapMode);
this.$onChangeFold = this.onChangeFold.bind(this);
session.addEventListener("changeFold", this.$onChangeFold);
this.$onChangeFrontMarker = this.onChangeFrontMarker.bind(this);
this.session.addEventListener("changeFrontMarker", this.$onChangeFrontMarker);
this.$onChangeBackMarker = this.onChangeBackMarker.bind(this);
this.session.addEventListener("changeBackMarker", this.$onChangeBackMarker);
this.$onChangeBreakpoint = this.onChangeBreakpoint.bind(this);
this.session.addEventListener("changeBreakpoint", this.$onChangeBreakpoint);
this.$onChangeAnnotation = this.onChangeAnnotation.bind(this);
this.session.addEventListener("changeAnnotation", this.$onChangeAnnotation);
this.$onCursorChange = this.onCursorChange.bind(this);
this.session.addEventListener("changeOverwrite", this.$onCursorChange);
this.selection = session.getSelection();
this.selection.addEventListener("changeCursor", this.$onCursorChange);
this.$onSelectionChange = this.onSelectionChange.bind(this);
this.selection.addEventListener("changeSelection", this.$onSelectionChange);
this.onChangeMode();
this.onCursorChange();
this.onSelectionChange();
this.onChangeFrontMarker();
this.onChangeBackMarker();
this.onChangeBreakpoint();
this.onChangeAnnotation();
this.session.getUseWrapMode() && this.renderer.adjustWrapLimit();
this.renderer.scrollToRow(session.getScrollTopRow());
this.renderer.updateFull();
this._dispatchEvent("changeSession", {
session: session,
oldSession: oldSession
});
};
this.getSession = function() {
return this.session;
};
this.getSelection = function() {
return this.selection;
};
this.resize = function() {
this.renderer.onResize();
};
this.setTheme = function(theme) {
this.renderer.setTheme(theme);
};
this.getTheme = function() {
return this.renderer.getTheme();
};
this.setStyle = function(style) {
this.renderer.setStyle(style);
};
this.unsetStyle = function(style) {
this.renderer.unsetStyle(style);
};
this.setFontSize = function(size) {
this.container.style.fontSize = size;
};
this.$highlightBrackets = function() {
if (this.session.$bracketHighlight) {
this.session.removeMarker(this.session.$bracketHighlight);
this.session.$bracketHighlight = null;
}
if (this.$highlightPending) {
return;
}
// perform highlight async to not block the browser during navigation
var self = this;
this.$highlightPending = true;
setTimeout(function() {
self.$highlightPending = false;
var pos = self.session.findMatchingBracket(self.getCursorPosition());
if (pos) {
var range = new Range(pos.row, pos.column, pos.row, pos.column+1);
self.session.$bracketHighlight = self.session.addMarker(range, "ace_bracket", "text");
}
}, 10);
};
this.focus = function() {
// Safari needs the timeout
// iOS and Firefox need it called immediately
// to be on the save side we do both
var _self = this;
setTimeout(function() {
_self.textInput.focus();
});
this.textInput.focus();
};
this.isFocused = function() {
return this.textInput.isFocused();
};
this.blur = function() {
this.textInput.blur();
};
this.onFocus = function() {
this.renderer.showCursor();
this.renderer.visualizeFocus();
this._dispatchEvent("focus");
};
this.onBlur = function() {
this.renderer.hideCursor();
this.renderer.visualizeBlur();
this._dispatchEvent("blur");
};
this.onDocumentChange = function(e) {
var delta = e.data;
var range = delta.range;
if (range.start.row == range.end.row && delta.action != "insertLines" && delta.action != "removeLines")
var lastRow = range.end.row;
else
lastRow = Infinity;
this.renderer.updateLines(range.start.row, lastRow);
this._dispatchEvent("change", e);
// update cursor because tab characters can influence the cursor position
this.renderer.updateCursor();
};
this.onTokenizerUpdate = function(e) {
var rows = e.data;
this.renderer.updateLines(rows.first, rows.last);
};
this.onCursorChange = function(e) {
this.renderer.updateCursor();
if (!this.$blockScrolling) {
this.renderer.scrollCursorIntoView();
}
// move text input over the cursor
// this is required for iOS and IME
this.renderer.moveTextAreaToCursor(this.textInput.getElement());
this.$highlightBrackets();
this.$updateHighlightActiveLine();
};
this.$updateHighlightActiveLine = function() {
var session = this.getSession();
if (session.$highlightLineMarker) {
session.removeMarker(session.$highlightLineMarker);
}
session.$highlightLineMarker = null;
if (this.getHighlightActiveLine() && (this.getSelectionStyle() != "line" || !this.selection.isMultiLine())) {
var cursor = this.getCursorPosition(),
foldLine = this.session.getFoldLine(cursor.row);
var range;
if (foldLine) {
range = new Range(foldLine.start.row, 0, foldLine.end.row + 1, 0);
} else {
range = new Range(cursor.row, 0, cursor.row+1, 0);
}
session.$highlightLineMarker = session.addMarker(range, "ace_active_line", "background");
}
};
this.onSelectionChange = function(e) {
var session = this.getSession();
if (session.$selectionMarker) {
session.removeMarker(session.$selectionMarker);
}
session.$selectionMarker = null;
if (!this.selection.isEmpty()) {
var range = this.selection.getRange();
var style = this.getSelectionStyle();
session.$selectionMarker = session.addMarker(range, "ace_selection", style);
} else {
this.$updateHighlightActiveLine();
}
if (this.$highlightSelectedWord)
this.session.getMode().highlightSelection(this);
};
this.onChangeFrontMarker = function() {
this.renderer.updateFrontMarkers();
};
this.onChangeBackMarker = function() {
this.renderer.updateBackMarkers();
};
this.onChangeBreakpoint = function() {
this.renderer.setBreakpoints(this.session.getBreakpoints());
};
this.onChangeAnnotation = function() {
this.renderer.setAnnotations(this.session.getAnnotations());
};
this.onChangeMode = function() {
this.renderer.updateText();
};
this.onChangeWrapLimit = function() {
this.renderer.updateFull();
};
this.onChangeWrapMode = function() {
this.renderer.onResize(true);
};
this.onChangeFold = function() {
// Update the active line marker as due to folding changes the current
// line range on the screen might have changed.
this.$updateHighlightActiveLine();
// TODO: This might be too much updating. Okay for now.
this.renderer.updateFull();
};
this.getCopyText = function() {
var text = "";
if (!this.selection.isEmpty())
text = this.session.getTextRange(this.getSelectionRange());
this._emit("copy", text);
return text;
};
this.onCut = function() {
if (this.$readOnly)
return;
var range = this.getSelectionRange();
this._emit("cut", range);
if (!this.selection.isEmpty()) {
this.session.remove(range);
this.clearSelection();
}
};
this.insert = function(text) {
if (this.$readOnly)
return;
var session = this.session;
var mode = session.getMode();
var cursor = this.getCursorPosition();
if (this.getBehavioursEnabled()) {
// Get a transform if the current mode wants one.
var transform = mode.transformAction(session.getState(cursor.row), 'insertion', this, session, text);
if (transform)
text = transform.text;
}
text = text.replace("\t", this.session.getTabString());
// remove selected text
if (!this.selection.isEmpty()) {
var cursor = this.session.remove(this.getSelectionRange());
this.clearSelection();
}
else if (this.session.getOverwrite()) {
var range = new Range.fromPoints(cursor, cursor);
range.end.column += text.length;
this.session.remove(range);
}
this.clearSelection();
var start = cursor.column;
var lineState = session.getState(cursor.row);
var shouldOutdent = mode.checkOutdent(lineState, session.getLine(cursor.row), text);
var line = session.getLine(cursor.row);
var lineIndent = mode.getNextLineIndent(lineState, line.slice(0, cursor.column), session.getTabString());
var end = session.insert(cursor, text);
if (transform && transform.selection) {
if (transform.selection.length == 2) { // Transform relative to the current column
this.selection.setSelectionRange(
new Range(cursor.row, start + transform.selection[0],
cursor.row, start + transform.selection[1]));
} else { // Transform relative to the current row.
this.selection.setSelectionRange(
new Range(cursor.row + transform.selection[0],
transform.selection[1],
cursor.row + transform.selection[2],
transform.selection[3]));
}
}
var lineState = session.getState(cursor.row);
// TODO disabled multiline auto indent
// possibly doing the indent before inserting the text
// if (cursor.row !== end.row) {
if (session.getDocument().isNewLine(text)) {
this.moveCursorTo(cursor.row+1, 0);
var size = session.getTabSize();
var minIndent = Number.MAX_VALUE;
for (var row = cursor.row + 1; row <= end.row; ++row) {
var indent = 0;
line = session.getLine(row);
for (var i = 0; i < line.length; ++i)
if (line.charAt(i) == '\t')
indent += size;
else if (line.charAt(i) == ' ')
indent += 1;
else
break;
if (/[^\s]/.test(line))
minIndent = Math.min(indent, minIndent);
}
for (var row = cursor.row + 1; row <= end.row; ++row) {
var outdent = minIndent;
line = session.getLine(row);
for (var i = 0; i < line.length && outdent > 0; ++i)
if (line.charAt(i) == '\t')
outdent -= size;
else if (line.charAt(i) == ' ')
outdent -= 1;
session.remove(new Range(row, 0, row, i));
}
session.indentRows(cursor.row + 1, end.row, lineIndent);
}
if (shouldOutdent)
mode.autoOutdent(lineState, session, cursor.row);
};
this.onTextInput = function(text, notPasted) {
if (!notPasted)
this._emit("paste", text);
// In case the text was not pasted and we got only one character, then
// handel it as a command key stroke.
if (notPasted && text.length == 1) {
// Note: The `null` as `keyCode` is important here, as there are
// some checks in the code for `keyCode == 0` meaning the text comes
// from the keyBinding.onTextInput code path.
var handled = this.keyBinding.onCommandKey({}, 0, null, text);
// Check if the text was handled. If not, then handled it as "normal"
// text and insert it to the editor directly. This shouldn't be done
// using the this.keyBinding.onTextInput(text) function, as it would
// make the `text` get sent to the keyboardHandler twice, which might
// turn out to be a bad thing in case there is a custome keyboard
// handler like the StateHandler.
if (!handled) {
this.insert(text);
}
} else {
this.keyBinding.onTextInput(text);
}
};
this.onCommandKey = function(e, hashId, keyCode) {
this.keyBinding.onCommandKey(e, hashId, keyCode);
};
this.setOverwrite = function(overwrite) {
this.session.setOverwrite(overwrite);
};
this.getOverwrite = function() {
return this.session.getOverwrite();
};
this.toggleOverwrite = function() {
this.session.toggleOverwrite();
};
this.setScrollSpeed = function(speed) {
this.$mouseHandler.setScrollSpeed(speed);
};
this.getScrollSpeed = function() {
return this.$mouseHandler.getScrollSpeed()
};
this.$selectionStyle = "line";
this.setSelectionStyle = function(style) {
if (this.$selectionStyle == style) return;
this.$selectionStyle = style;
this.onSelectionChange();
this._dispatchEvent("changeSelectionStyle", {data: style});
};
this.getSelectionStyle = function() {
return this.$selectionStyle;
};
this.$highlightActiveLine = true;
this.setHighlightActiveLine = function(shouldHighlight) {
if (this.$highlightActiveLine == shouldHighlight) return;
this.$highlightActiveLine = shouldHighlight;
this.$updateHighlightActiveLine();
};
this.getHighlightActiveLine = function() {
return this.$highlightActiveLine;
};
this.$highlightSelectedWord = true;
this.setHighlightSelectedWord = function(shouldHighlight) {
if (this.$highlightSelectedWord == shouldHighlight)
return;
this.$highlightSelectedWord = shouldHighlight;
if (shouldHighlight)
this.session.getMode().highlightSelection(this);
else
this.session.getMode().clearSelectionHighlight(this);
};
this.getHighlightSelectedWord = function() {
return this.$highlightSelectedWord;
};
this.setShowInvisibles = function(showInvisibles) {
if (this.getShowInvisibles() == showInvisibles)
return;
this.renderer.setShowInvisibles(showInvisibles);
};
this.getShowInvisibles = function() {
return this.renderer.getShowInvisibles();
};
this.setShowPrintMargin = function(showPrintMargin) {
this.renderer.setShowPrintMargin(showPrintMargin);
};
this.getShowPrintMargin = function() {
return this.renderer.getShowPrintMargin();
};
this.setPrintMarginColumn = function(showPrintMargin) {
this.renderer.setPrintMarginColumn(showPrintMargin);
};
this.getPrintMarginColumn = function() {
return this.renderer.getPrintMarginColumn();
};
this.$readOnly = false;
this.setReadOnly = function(readOnly) {
this.$readOnly = readOnly;
};
this.getReadOnly = function() {
return this.$readOnly;
};
this.$modeBehaviours = true;
this.setBehavioursEnabled = function (enabled) {
this.$modeBehaviours = enabled;
};
this.getBehavioursEnabled = function () {
return this.$modeBehaviours;
};
this.remove = function(dir) {
if (this.$readOnly)
return;
if (this.selection.isEmpty()){
if (dir == "left")
this.selection.selectLeft();
else
this.selection.selectRight();
}
var range = this.getSelectionRange();
if (this.getBehavioursEnabled()) {
var session = this.session;
var state = session.getState(range.start.row);
var new_range = session.getMode().transformAction(state, 'deletion', this, session, range);
if (new_range)
range = new_range;
}
this.session.remove(range);
this.clearSelection();
};
this.removeWordRight = function() {
if (this.$readOnly)
return;
if (this.selection.isEmpty())
this.selection.selectWordRight();
this.session.remove(this.getSelectionRange());
this.clearSelection();
};
this.removeWordLeft = function() {
if (this.$readOnly)
return;
if (this.selection.isEmpty())
this.selection.selectWordLeft();
this.session.remove(this.getSelectionRange());
this.clearSelection();
};
this.removeToLineStart = function() {
if (this.$readOnly)
return;
if (this.selection.isEmpty())
this.selection.selectLineStart();
this.session.remove(this.getSelectionRange());
this.clearSelection();
};
this.removeToLineEnd = function() {
if (this.$readOnly)
return;
if (this.selection.isEmpty())
this.selection.selectLineEnd();
var range = this.getSelectionRange();
if (range.start.column == range.end.column && range.start.row == range.end.row) {
range.end.column = 0;
range.end.row++;
}
this.session.remove(range);
this.clearSelection();
};
this.splitLine = function() {
if (this.$readOnly)
return;
if (!this.selection.isEmpty()) {
this.session.remove(this.getSelectionRange());
this.clearSelection();
}
var cursor = this.getCursorPosition();
this.insert("\n");
this.moveCursorToPosition(cursor);
};
this.transposeLetters = function() {
if (this.$readOnly)
return;
if (!this.selection.isEmpty()) {
return;
}
var cursor = this.getCursorPosition();
var column = cursor.column;
if (column === 0)
return;
var line = this.session.getLine(cursor.row);
var swap, range;
if (column < line.length) {
swap = line.charAt(column) + line.charAt(column-1);
range = new Range(cursor.row, column-1, cursor.row, column+1);
}
else {
swap = line.charAt(column-1) + line.charAt(column-2);
range = new Range(cursor.row, column-2, cursor.row, column);
}
this.session.replace(range, swap);
};
this.indent = function() {
if (this.$readOnly)
return;
var session = this.session;
var range = this.getSelectionRange();
if (range.start.row < range.end.row || range.start.column < range.end.column) {
var rows = this.$getSelectedRows();
session.indentRows(rows.first, rows.last, "\t");
} else {
var indentString;
if (this.session.getUseSoftTabs()) {
var size = session.getTabSize(),
position = this.getCursorPosition(),
column = session.documentToScreenColumn(position.row, position.column),
count = (size - column % size);
indentString = lang.stringRepeat(" ", count);
} else
indentString = "\t";
return this.onTextInput(indentString);
}
};
this.blockOutdent = function() {
if (this.$readOnly)
return;
var selection = this.session.getSelection();
this.session.outdentRows(selection.getRange());
};
this.toggleCommentLines = function() {
if (this.$readOnly)
return;
var state = this.session.getState(this.getCursorPosition().row);
var rows = this.$getSelectedRows();
this.session.getMode().toggleCommentLines(state, this.session, rows.first, rows.last);
};
this.removeLines = function() {
if (this.$readOnly)
return;
var rows = this.$getSelectedRows();
var range;
if (rows.last == 0 || rows.last+1 < this.session.getLength())
range = new Range(rows.first, 0, rows.last+1, 0);
else
range = new Range(
rows.first-1, this.session.getLine(rows.first-1).length,
rows.last, this.session.getLine(rows.last).length
);
this.session.remove(range);
this.clearSelection();
};
this.moveLinesDown = function() {
if (this.$readOnly)
return;
this.$moveLines(function(firstRow, lastRow) {
return this.session.moveLinesDown(firstRow, lastRow);
});
};
this.moveLinesUp = function() {
if (this.$readOnly)
return;
this.$moveLines(function(firstRow, lastRow) {
return this.session.moveLinesUp(firstRow, lastRow);
});
};
this.moveText = function(range, toPosition) {
if (this.$readOnly)
return null;
return this.session.moveText(range, toPosition);
};
this.copyLinesUp = function() {
if (this.$readOnly)
return;
this.$moveLines(function(firstRow, lastRow) {
this.session.duplicateLines(firstRow, lastRow);
return 0;
});
};
this.copyLinesDown = function() {
if (this.$readOnly)
return;
this.$moveLines(function(firstRow, lastRow) {
return this.session.duplicateLines(firstRow, lastRow);
});
};
this.$moveLines = function(mover) {
var rows = this.$getSelectedRows();
var linesMoved = mover.call(this, rows.first, rows.last);
var selection = this.selection;
selection.setSelectionAnchor(rows.last+linesMoved+1, 0);
selection.$moveSelection(function() {
selection.moveCursorTo(rows.first+linesMoved, 0);
});
};
this.$getSelectedRows = function() {
var range = this.getSelectionRange().collapseRows();
return {
first: range.start.row,
last: range.end.row
};
};
this.onCompositionStart = function(text) {
this.renderer.showComposition(this.getCursorPosition());
};
this.onCompositionUpdate = function(text) {
this.renderer.setCompositionText(text);
};
this.onCompositionEnd = function() {
this.renderer.hideComposition();
};
this.getFirstVisibleRow = function() {
return this.renderer.getFirstVisibleRow();
};
this.getLastVisibleRow = function() {
return this.renderer.getLastVisibleRow();
};
this.isRowVisible = function(row) {
return (row >= this.getFirstVisibleRow() && row <= this.getLastVisibleRow());
};
this.$getVisibleRowCount = function() {
return this.renderer.getScrollBottomRow() - this.renderer.getScrollTopRow() + 1;
};
this.$getTabDownRow = function() {
return this.renderer.getScrollBottomRow();
};
this.$getTabUpRow = function() {
var firstRow = this.renderer.getScrollTopRow();
var lastRow = this.renderer.getScrollBottomRow();
return firstRow - (lastRow - firstRow);
};
this.selectTabDown = function() {
var row = this.$getTabDownRow() + Math.floor(this.$getVisibleRowCount() / 2);
this.scrollTabDown();
var selection = this.getSelection();
var leadScreenPos = this.session.documentToScreenPosition(selection.getSelectionLead());
var dest = this.session.screenToDocumentPosition(row, leadScreenPos.column);
selection.selectTo(dest.row, dest.column);
};
this.selectTabUp = function() {
var visibleRows = this.renderer.getScrollTopRow() - this.renderer.getScrollBottomRow();
var row = this.$getTabUpRow() + Math.round(visibleRows / 2);
this.scrollTabUp();
var selection = this.getSelection();
var leadScreenPos = this.session.documentToScreenPosition(selection.getSelectionLead());
var dest = this.session.screenToDocumentPosition(row, leadScreenPos.column);
selection.selectTo(dest.row, dest.column);
};
this.gotoTabDown = function() {
var row = this.$getTabDownRow();
var column = this.getCursorPositionScreen().column;
this.scrollToRow(row);
this.getSelection().moveCursorToScreen(row, column);
};
this.gotoTabUp = function() {
var row = this.$getTabUpRow();
var column = this.getCursorPositionScreen().column;
this.scrollToRow(row);
this.getSelection().moveCursorToScreen(row, column);
};
this.scrollTabDown = function() {
this.scrollToRow(this.$getTabDownRow());
};
this.scrollTabUp = function() {
this.renderer.scrollToRow(this.$getTabUpRow());
};
this.scrollToRow = function(row) {
this.renderer.scrollToRow(row);
};
this.scrollToLine = function(line, center) {
this.renderer.scrollToLine(line, center);
};
this.centerSelection = function() {
var range = this.getSelectionRange();
var line = Math.floor(range.start.row + (range.end.row - range.start.row) / 2);
this.renderer.scrollToLine(line, true);
};
this.getCursorPosition = function() {
return this.selection.getCursor();
};
this.getCursorPositionScreen = function() {
return this.session.documentToScreenPosition(this.getCursorPosition());
};
this.getSelectionRange = function() {
return this.selection.getRange();
};
this.selectAll = function() {
this.$blockScrolling += 1;
this.selection.selectAll();
this.$blockScrolling -= 1;
};
this.clearSelection = function() {
this.selection.clearSelection();
};
this.moveCursorTo = function(row, column) {
this.selection.moveCursorTo(row, column);
};
this.moveCursorToPosition = function(pos) {
this.selection.moveCursorToPosition(pos);
};
this.gotoLine = function(lineNumber, column) {
this.selection.clearSelection();
this.$blockScrolling += 1;
this.moveCursorTo(lineNumber-1, column || 0);
this.$blockScrolling -= 1;
if (!this.isRowVisible(this.getCursorPosition().row)) {
this.scrollToLine(lineNumber, true);
}
};
this.navigateTo = function(row, column) {
this.clearSelection();
this.moveCursorTo(row, column);
};
this.navigateUp = function(times) {
this.selection.clearSelection();
times = times || 1;
this.selection.moveCursorBy(-times, 0);
};
this.navigateDown = function(times) {
this.selection.clearSelection();
times = times || 1;
this.selection.moveCursorBy(times, 0);
};
this.navigateLeft = function(times) {
if (!this.selection.isEmpty()) {
var selectionStart = this.getSelectionRange().start;
this.moveCursorToPosition(selectionStart);
}
else {
times = times || 1;
while (times--) {
this.selection.moveCursorLeft();
}
}
this.clearSelection();
};
this.navigateRight = function(times) {
if (!this.selection.isEmpty()) {
var selectionEnd = this.getSelectionRange().end;
this.moveCursorToPosition(selectionEnd);
}
else {
times = times || 1;
while (times--) {
this.selection.moveCursorRight();
}
}
this.clearSelection();
};
this.navigateLineStart = function() {
this.selection.moveCursorLineStart();
this.clearSelection();
};
this.navigateLineEnd = function() {
this.selection.moveCursorLineEnd();
this.clearSelection();
};
this.navigateFileEnd = function() {
this.selection.moveCursorFileEnd();
this.clearSelection();
};
this.navigateFileStart = function() {
this.selection.moveCursorFileStart();
this.clearSelection();
};
this.navigateWordRight = function() {
this.selection.moveCursorWordRight();
this.clearSelection();
};
this.navigateWordLeft = function() {
this.selection.moveCursorWordLeft();
this.clearSelection();
};
this.replace = function(replacement, options) {
if (options)
this.$search.set(options);
var range = this.$search.find(this.session);
if (!range)
return;
this.$tryReplace(range, replacement);
if (range !== null)
this.selection.setSelectionRange(range);
};
this.replaceAll = function(replacement, options) {
if (options) {
this.$search.set(options);
}
var ranges = this.$search.findAll(this.session);
if (!ranges.length)
return;
var selection = this.getSelectionRange();
this.clearSelection();
this.selection.moveCursorTo(0, 0);
this.$blockScrolling += 1;
for (var i = ranges.length - 1; i >= 0; --i)
this.$tryReplace(ranges[i], replacement);
this.selection.setSelectionRange(selection);
this.$blockScrolling -= 1;
};
this.$tryReplace = function(range, replacement) {
var input = this.session.getTextRange(range);
replacement = this.$search.replace(input, replacement);
if (replacement !== null) {
range.end = this.session.replace(range, replacement);
return range;
} else {
return null;
}
};
this.getLastSearchOptions = function() {
return this.$search.getOptions();
};
this.find = function(needle, options) {
this.clearSelection();
options = options || {};
options.needle = needle;
this.$search.set(options);
this.$find();
};
this.findNext = function(options) {
options = options || {};
if (typeof options.backwards == "undefined")
options.backwards = false;
this.$search.set(options);
this.$find();
};
this.findPrevious = function(options) {
options = options || {};
if (typeof options.backwards == "undefined")
options.backwards = true;
this.$search.set(options);
this.$find();
};
this.$find = function(backwards) {
if (!this.selection.isEmpty()) {
this.$search.set({needle: this.session.getTextRange(this.getSelectionRange())});
}
if (typeof backwards != "undefined")
this.$search.set({backwards: backwards});
var range = this.$search.find(this.session);
if (range) {
this.gotoLine(range.end.row+1, range.end.column);
this.selection.setSelectionRange(range);
}
};
this.undo = function() {
this.session.getUndoManager().undo();
};
this.redo = function() {
this.session.getUndoManager().redo();
};
this.destroy = function() {
this.renderer.destroy();
};
}).call(Editor.prototype);
exports.Editor = Editor;
});