+++ /dev/null
-if(!dojo._hasResource["dijit._editor.selection"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dijit._editor.selection"] = true;
-dojo.provide("dijit._editor.selection");
-
-// FIXME:
-// all of these methods branch internally for IE. This is probably
-// sub-optimal in terms of runtime performance. We should investigate the
-// size difference for differentiating at definition time.
-
-dojo.mixin(dijit._editor.selection, {
- getType: function(){
- // summary: Get the selection type (like dojo.doc.select.type in IE).
- if(dojo.doc.selection){ //IE
- return dojo.doc.selection.type.toLowerCase();
- }else{
- var stype = "text";
-
- // Check if the actual selection is a CONTROL (IMG, TABLE, HR, etc...).
- var oSel;
- try{
- oSel = dojo.global.getSelection();
- }catch(e){ /*squelch*/ }
-
- if(oSel && oSel.rangeCount==1){
- var oRange = oSel.getRangeAt(0);
- if( (oRange.startContainer == oRange.endContainer) &&
- ((oRange.endOffset - oRange.startOffset) == 1) &&
- (oRange.startContainer.nodeType != 3 /* text node*/)
- ){
- stype = "control";
- }
- }
- return stype;
- }
- },
-
- getSelectedText: function(){
- // summary:
- // Return the text (no html tags) included in the current selection or null if no text is selected
- if(dojo.doc.selection){ //IE
- if(dijit._editor.selection.getType() == 'control'){
- return null;
- }
- return dojo.doc.selection.createRange().text;
- }else{
- var selection = dojo.global.getSelection();
- if(selection){
- return selection.toString();
- }
- }
- return ''
- },
-
- getSelectedHtml: function(){
- // summary:
- // Return the html of the current selection or null if unavailable
- if(dojo.doc.selection){ //IE
- if(dijit._editor.selection.getType() == 'control'){
- return null;
- }
- return dojo.doc.selection.createRange().htmlText;
- }else{
- var selection = dojo.global.getSelection();
- if(selection && selection.rangeCount){
- var frag = selection.getRangeAt(0).cloneContents();
- var div = dojo.doc.createElement("div");
- div.appendChild(frag);
- return div.innerHTML;
- }
- return null;
- }
- },
-
- getSelectedElement: function(){
- // summary:
- // Retrieves the selected element (if any), just in the case that
- // a single element (object like and image or a table) is
- // selected.
- if(this.getType() == "control"){
- if(dojo.doc.selection){ //IE
- var range = dojo.doc.selection.createRange();
- if(range && range.item){
- return dojo.doc.selection.createRange().item(0);
- }
- }else{
- var selection = dojo.global.getSelection();
- return selection.anchorNode.childNodes[ selection.anchorOffset ];
- }
- }
- return null;
- },
-
- getParentElement: function(){
- // summary:
- // Get the parent element of the current selection
- if(this.getType() == "control"){
- var p = this.getSelectedElement();
- if(p){ return p.parentNode; }
- }else{
- if(dojo.doc.selection){ //IE
- return dojo.doc.selection.createRange().parentElement();
- }else{
- var selection = dojo.global.getSelection();
- if(selection){
- var node = selection.anchorNode;
-
- while(node && (node.nodeType != 1)){ // not an element
- node = node.parentNode;
- }
-
- return node;
- }
- }
- }
- return null;
- },
-
- hasAncestorElement: function(/*String*/tagName /* ... */){
- // summary:
- // Check whether current selection has a parent element which is
- // of type tagName (or one of the other specified tagName)
- return this.getAncestorElement.apply(this, arguments) != null;
- },
-
- getAncestorElement: function(/*String*/tagName /* ... */){
- // summary:
- // Return the parent element of the current selection which is of
- // type tagName (or one of the other specified tagName)
-
- var node = this.getSelectedElement() || this.getParentElement();
- return this.getParentOfType(node, arguments);
- },
-
- isTag: function(/*DomNode*/node, /*Array*/tags){
- if(node && node.tagName){
- var _nlc = node.tagName.toLowerCase();
- for(var i=0; i<tags.length; i++){
- var _tlc = String(tags[i]).toLowerCase();
- if(_nlc == _tlc){
- return _tlc;
- }
- }
- }
- return "";
- },
-
- getParentOfType: function(/*DomNode*/node, /*Array*/tags){
- while(node){
- if(this.isTag(node, tags).length){
- return node;
- }
- node = node.parentNode;
- }
- return null;
- },
-
- collapse: function(/*Boolean*/beginning) {
- // summary: clear current selection
- if(window['getSelection']){
- var selection = dojo.global.getSelection();
- if(selection.removeAllRanges){ // Mozilla
- if(beginning){
- selection.collapseToStart();
- }else{
- selection.collapseToEnd();
- }
- }else{ // Safari
- // pulled from WebCore/ecma/kjs_window.cpp, line 2536
- selection.collapse(beginning);
- }
- }else if(dojo.doc.selection){ // IE
- var range = dojo.doc.selection.createRange();
- range.collapse(beginning);
- range.select();
- }
- },
-
- remove: function(){
- // summary: delete current selection
- var _s = dojo.doc.selection;
- if(_s){ //IE
- if(_s.type.toLowerCase() != "none"){
- _s.clear();
- }
- return _s;
- }else{
- _s = dojo.global.getSelection();
- _s.deleteFromDocument();
- return _s;
- }
- },
-
- selectElementChildren: function(/*DomNode*/element,/*Boolean?*/nochangefocus){
- // summary:
- // clear previous selection and select the content of the node
- // (excluding the node itself)
- var _window = dojo.global;
- var _document = dojo.doc;
- element = dojo.byId(element);
- if(_document.selection && dojo.body().createTextRange){ // IE
- var range = element.ownerDocument.body.createTextRange();
- range.moveToElementText(element);
- if(!nochangefocus){
- try{
- range.select(); // IE throws an exception here if the widget is hidden. See #5439
- }catch(e){ /* squelch */}
- }
- }else if(_window.getSelection){
- var selection = _window.getSelection();
- if(selection.setBaseAndExtent){ // Safari
- selection.setBaseAndExtent(element, 0, element, element.innerText.length - 1);
- }else if(selection.selectAllChildren){ // Mozilla
- selection.selectAllChildren(element);
- }
- }
- },
-
- selectElement: function(/*DomNode*/element,/*Boolean?*/nochangefocus){
- // summary:
- // clear previous selection and select element (including all its children)
- var range, _document = dojo.doc;
- element = dojo.byId(element);
- if(_document.selection && dojo.body().createTextRange){ // IE
- try{
- range = dojo.body().createControlRange();
- range.addElement(element);
- if(!nochangefocus){
- range.select();
- }
- }catch(e){
- this.selectElementChildren(element,nochangefocus);
- }
- }else if(dojo.global.getSelection){
- var selection = dojo.global.getSelection();
- // FIXME: does this work on Safari?
- if(selection.removeAllRanges){ // Mozilla
- range = _document.createRange();
- range.selectNode(element);
- selection.removeAllRanges();
- selection.addRange(range);
- }
- }
- }
-});
-
-}
projects / eow / blobdiff