whole_func_string: function() {
           var me = this,
               count = 0;
  
           me.view.refresh();
           // reset the statusbar
           me.statusBar.setStatus({
               text: me.defaultStatusText,
               iconCls: ''
           });
  
           me.searchValue = me.getSearchValue();
           me.indexes = [];
           me.currentIndex = null;
  
           if (me.searchValue !== null) {
               me.searchRegExp = new RegExp(me.searchValue, 'g' + (me.caseSensitive ? '' : 'i'));
               
               
               me.store.each(function(record, idx) {
                   var td = Ext.fly(me.view.getNode(idx)).down('td'),
                       cell, matches, cellHTML;
                   while(td) {
                       cell = td.down('.x-grid-cell-inner');
                       matches = cell.dom.innerHTML.match(me.tagsRe);
                       cellHTML = cell.dom.innerHTML.replace(me.tagsRe, me.tagsProtect);
                       
                       // populate indexes array, set currentIndex, and replace wrap matched string in a span
                       cellHTML = cellHTML.replace(me.searchRegExp, function(m) {
                          count += 1;
                          if (Ext.Array.indexOf(me.indexes, idx) === -1) {
                              me.indexes.push(idx);
                          }
                          if (me.currentIndex === null) {
                              me.currentIndex = idx;
                          }
                          return '<span class="' + me.matchCls + '">' + m + '</span>';
                       });
                       // restore protected tags
                       Ext.each(matches, function(match) {
                          cellHTML = cellHTML.replace(me.tagsProtect, match); 
                       });
                       // update cell html
                       cell.dom.innerHTML = cellHTML;
                       td = td.next();
                   }
               }, me);
  
               // results found
               if (me.currentIndex !== null) {
                   me.getSelectionModel().select(me.currentIndex);
                   me.statusBar.setStatus({
                       text: count + ' matche(s) found.',
                       iconCls: 'x-status-valid'
                   });
               }
           }
  
           // no results found
           if (me.currentIndex === null) {
               me.getSelectionModel().deselectAll();
           }
  
           // force textfield focus
           me.textField.focus();
       }
func_code_string: function() {
           var me = this,
               count = 0;
  
           me.view.refresh();
           // reset the statusbar
           me.statusBar.setStatus({
               text: me.defaultStatusText,
               iconCls: ''
           });
  
           me.searchValue = me.getSearchValue();
           me.indexes = [];
           me.currentIndex = null;
  
           if (me.searchValue !== null) {
               me.searchRegExp = new RegExp(me.searchValue, 'g' + (me.caseSensitive ? '' : 'i'));
               
               
               me.store.each(function(record, idx) {
                   var td = Ext.fly(me.view.getNode(idx)).down('td'),
                       cell, matches, cellHTML;
                   while(td) {
                       cell = td.down('.x-grid-cell-inner');
                       matches = cell.dom.innerHTML.match(me.tagsRe);
                       cellHTML = cell.dom.innerHTML.replace(me.tagsRe, me.tagsProtect);
                       
                       // populate indexes array, set currentIndex, and replace wrap matched string in a span
                       cellHTML = cellHTML.replace(me.searchRegExp, function(m) {
                          count += 1;
                          if (Ext.Array.indexOf(me.indexes, idx) === -1) {
                              me.indexes.push(idx);
                          }
                          if (me.currentIndex === null) {
                              me.currentIndex = idx;
                          }
                          return '<span class="' + me.matchCls + '">' + m + '</span>';
                       });
                       // restore protected tags
                       Ext.each(matches, function(match) {
                          cellHTML = cellHTML.replace(me.tagsProtect, match); 
                       });
                       // update cell html
                       cell.dom.innerHTML = cellHTML;
                       td = td.next();
                   }
               }, me);
  
               // results found
               if (me.currentIndex !== null) {
                   me.getSelectionModel().select(me.currentIndex);
                   me.statusBar.setStatus({
                       text: count + ' matche(s) found.',
                       iconCls: 'x-status-valid'
                   });
               }
           }
  
           // no results found
           if (me.currentIndex === null) {
               me.getSelectionModel().deselectAll();
           }
  
           // force textfield focus
           me.textField.focus();
       }
func_documentation_string: Finds all strings that matches the searched value in each grid cells.
  @private