file_drop.js 3.0 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273
  1. /* ***** BEGIN LICENSE BLOCK *****
  2. * Distributed under the BSD license:
  3. *
  4. * Copyright (c) 2010, Ajax.org B.V.
  5. * All rights reserved.
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions are met:
  9. * * Redistributions of source code must retain the above copyright
  10. * notice, this list of conditions and the following disclaimer.
  11. * * Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. * * Neither the name of Ajax.org B.V. nor the
  15. * names of its contributors may be used to endorse or promote products
  16. * derived from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  19. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  21. * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
  22. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  24. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  25. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28. *
  29. * ***** END LICENSE BLOCK ***** */
  30. define(function(require, exports, module) {
  31. var config = require("ace/config");
  32. var event = require("ace/lib/event");
  33. var modelist = require("ace/ext/modelist");
  34. module.exports = function(editor) {
  35. event.addListener(editor.container, "dragover", function(e) {
  36. var types = e.dataTransfer.types;
  37. if (types && Array.prototype.indexOf.call(types, 'Files') !== -1)
  38. return event.preventDefault(e);
  39. });
  40. event.addListener(editor.container, "drop", function(e) {
  41. var file;
  42. try {
  43. file = e.dataTransfer.files[0];
  44. if (window.FileReader) {
  45. var reader = new FileReader();
  46. reader.onload = function() {
  47. var mode = modelist.getModeForPath(file.name);
  48. editor.session.doc.setValue(reader.result);
  49. editor.session.setMode(mode.mode);
  50. editor.session.modeName = mode.name;
  51. };
  52. reader.readAsText(file);
  53. }
  54. return event.preventDefault(e);
  55. } catch(err) {
  56. return event.stopEvent(e);
  57. }
  58. });
  59. };
  60. var Editor = require("ace/editor").Editor;
  61. config.defineOptions(Editor.prototype, "editor", {
  62. loadDroppedFile: {
  63. set: function() { module.exports(this); },
  64. value: true
  65. }
  66. });
  67. });