/bin/std/js/Selection.hx

http://github.com/Yoomee/clippy · Haxe · 68 lines · 34 code · 6 blank · 28 comment · 6 complexity · 51deec735db674b90893f93b4784f31c MD5 · raw file

  1. /*
  2. * Copyright (c) 2005, The haXe Project Contributors
  3. * All rights reserved.
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions are met:
  6. *
  7. * - Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * - Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. *
  13. * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
  14. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  15. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  16. * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
  17. * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  19. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  20. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  23. * DAMAGE.
  24. */
  25. package js;
  26. import js.Dom.Textarea;
  27. class Selection {
  28. var doc : Dynamic;
  29. public function new( doc : Textarea ) {
  30. this.doc = doc;
  31. }
  32. public function get() {
  33. // Mozilla
  34. if( doc.selectionStart != null )
  35. return doc.value.substring(doc.selectionStart,doc.selectionEnd);
  36. // IE
  37. var range = untyped js.Lib.document.selection.createRange();
  38. if( range.parentElement() != doc )
  39. return "";
  40. return range.text;
  41. }
  42. public function insert( left : String, text : String, right : String ) {
  43. doc.focus();
  44. // Mozilla
  45. if( doc.selectionStart != null ) {
  46. var top = doc.scrollTop;
  47. var start = doc.selectionStart;
  48. var end = doc.selectionEnd;
  49. doc.value = doc.value.substr(0,start) + left + text + right + doc.value.substr(end);
  50. doc.selectionStart = start + left.length;
  51. doc.selectionEnd = start + left.length + text.length;
  52. doc.scrollTop = top;
  53. return;
  54. }
  55. // IE
  56. var range = untyped js.Lib.document.selection.createRange();
  57. range.text = left + text + right;
  58. range.moveStart('character',-text.length-right.length);
  59. range.moveEnd('character',-right.length);
  60. range.select();
  61. }
  62. }