| Index: trunk/phase3/resources/jquery/jquery.textSelection.js |
| — | — | @@ -3,6 +3,20 @@ |
| 4 | 4 | */ |
| 5 | 5 | ( function( $ ) { |
| 6 | 6 | $.fn.textSelection = function( command, options ) { |
| | 7 | + |
| | 8 | +/** |
| | 9 | + * Helper function to get an IE TextRange object for an element |
| | 10 | + */ |
| | 11 | +function rangeForElementIE( e ) { |
| | 12 | + if ( e.nodeName.toLowerCase() == 'input' ) { |
| | 13 | + return e.createTextRange(); |
| | 14 | + } else { |
| | 15 | + var sel = document.body.createTextRange(); |
| | 16 | + sel.moveToElementText( e ); |
| | 17 | + return sel; |
| | 18 | + } |
| | 19 | +} |
| | 20 | + |
| 7 | 21 | var fn = { |
| 8 | 22 | /** |
| 9 | 23 | * Get the contents of the textarea |
| — | — | @@ -152,15 +166,11 @@ |
| 153 | 167 | // Create range containing text in the selection |
| 154 | 168 | var periRange = document.selection.createRange().duplicate(); |
| 155 | 169 | // Create range containing text before the selection |
| 156 | | - var preRange = document.body.createTextRange(); |
| 157 | | - // Select all the text |
| 158 | | - preRange.moveToElementText(e); |
| | 170 | + var preRange = rangeForElementIE( e ); |
| 159 | 171 | // Move the end where we need it |
| 160 | 172 | preRange.setEndPoint("EndToStart", periRange); |
| 161 | 173 | // Create range containing text after the selection |
| 162 | | - var postRange = document.body.createTextRange(); |
| 163 | | - // Select all the text |
| 164 | | - postRange.moveToElementText(e); |
| | 174 | + var postRange = rangeForElementIE( e ); |
| 165 | 175 | // Move the start where we need it |
| 166 | 176 | postRange.setEndPoint("StartToEnd", periRange); |
| 167 | 177 | // Load the text values we need to compare |
| — | — | @@ -240,8 +250,7 @@ |
| 241 | 251 | this.selectionEnd = options.end; |
| 242 | 252 | } |
| 243 | 253 | } else if ( document.body.createTextRange ) { |
| 244 | | - var selection = document.body.createTextRange(); |
| 245 | | - selection.moveToElementText( this ); |
| | 254 | + var selection = rangeForElementIE( this ); |
| 246 | 255 | var length = this.value.length; |
| 247 | 256 | // IE doesn't count \n when computing the offset, so we won't either |
| 248 | 257 | var newLines = this.value.match( /\n/g ); |