| 1 | /*
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| 2 | * file: InsertTextAction.js
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| 3 | *
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| 4 | * @BEGINLICENSE
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| 5 | * Copyright 2010 Brook Novak (email : [email protected])
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | * You should have received a copy of the GNU General Public License
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| 15 | * along with this program; if not, write to the Free Software
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| 16 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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| 17 | * @ENDLICENSE
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| 18 | */
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| 19 |
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| 20 | // @DEPENDS: UndoMan
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| 21 | bootstrap.provides("actions.InsertTextAction");
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| 22 |
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| 23 | _registerAction("InsertText", {
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| 24 |
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| 25 | exec : function(domNode, text, index) {
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| 26 |
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| 27 | debug.assert(index >= 0);
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| 28 |
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| 29 | debug.assert(
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| 30 | (domNode.nodeType == Node.TEXT_NODE && index <= domNode.nodeValue.length) ||
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| 31 | (domNode.nodeType == Node.ELEMENT_NODE && index <= 1)
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| 32 | );
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| 33 |
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| 34 | text = _parseHTMLString(_escapeTextToHTML(text)); // Escape into HTML and convert back into text with correct encoding
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| 35 |
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| 36 | var phRoot;
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| 37 |
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| 38 | // If the target node is a placeholder, then the placeholder should be replaced with the new text
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| 39 | if (de.doc.isESPlaceHolder(domNode, false) || de.doc.isMNPlaceHolder(domNode, false)) {
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| 40 | // Get the placeholder root node
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| 41 | phRoot = domNode;
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| 42 | while (!(de.doc.isESPlaceHolder(phRoot, true) || de.doc.isMNPlaceHolder(phRoot, true))) {
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| 43 | phRoot = phRoot.parentNode;
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| 44 | }
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| 45 | domNode = phRoot;
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| 46 | }
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| 47 |
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| 48 | if (domNode.nodeType == Node.TEXT_NODE) {
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| 49 |
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| 50 | debug.assert(!phRoot);
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| 51 |
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| 52 | // Insert the text
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| 53 | _execOp(_Operation.INSERT_TEXT, domNode, text, index);
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| 54 |
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| 55 | // Set the cursor to after the inserted text
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| 56 | if (this.flags & de.UndoMan.ExecFlag.UPDATE_SELECTION)
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| 57 | this.selAfter = {startNode : domNode, startIndex: index + text.length};
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| 58 |
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| 59 | } else {
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| 60 |
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| 61 | // Create a new text node and add it to the document
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| 62 | var textNode = document.createTextNode(text);
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| 63 |
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| 64 | _execOp(_Operation.INSERT_NODE, textNode, domNode.parentNode, _indexInParent(domNode) + (index == 0 ? 0 : 1));
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| 65 |
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| 66 | // Remove the placeholder from the document if there was any
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| 67 | if (phRoot)
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| 68 | _execOp(_Operation.REMOVE_NODE, phRoot);
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| 69 |
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| 70 | if (this.flags & de.UndoMan.ExecFlag.UPDATE_SELECTION)
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| 71 | this.selAfter = {startNode : textNode, startIndex: index + _nodeLength(textNode)};
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| 72 |
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| 73 | }
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| 74 |
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| 75 | // Normalize any inserted non breaking spaces
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| 76 | if (text.indexOf(_NBSP) != -1)
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| 77 | _normalizeNBSP(domNode.parentNode);
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| 78 |
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| 79 | }
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| 80 | });
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| 81 |
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