diff options
Diffstat (limited to 'lib/dijit/_editor/selection.js.uncompressed.js')
| -rw-r--r-- | lib/dijit/_editor/selection.js.uncompressed.js | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/lib/dijit/_editor/selection.js.uncompressed.js b/lib/dijit/_editor/selection.js.uncompressed.js deleted file mode 100644 index 272ac7787..000000000 --- a/lib/dijit/_editor/selection.js.uncompressed.js +++ /dev/null @@ -1,383 +0,0 @@ -define("dijit/_editor/selection", [ - "dojo/dom", // dom.byId - "dojo/_base/lang", - "dojo/sniff", // has("ie") has("opera") - "dojo/_base/window", // win.body win.doc win.doc.createElement win.doc.selection win.doc.selection.createRange win.doc.selection.type.toLowerCase win.global win.global.getSelection - "../main" // for exporting symbols to dijit._editor.selection (TODO: remove in 2.0) -], function(dom, lang, has, win, dijit){ - -// module: -// dijit/_editor/selection -// summary: -// Text selection API - -// 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. - -var selection = { - getType: function(){ - // summary: - // Get the selection type (like win.doc.select.type in IE). - if(win.doc.getSelection){ - // W3C path - var stype = "text"; - - // Check if the actual selection is a CONTROL (IMG, TABLE, HR, etc...). - var oSel; - try{ - oSel = win.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; //String - }else{ - // IE6-8 - return win.doc.selection.type.toLowerCase(); - } - }, - - getSelectedText: function(){ - // summary: - // Return the text (no html tags) included in the current selection or null if no text is selected - if(win.doc.getSelection){ - // W3C path - var selection = win.global.getSelection(); - return selection ? selection.toString() : ""; //String - }else{ - // IE6-8 - if(dijit._editor.selection.getType() == 'control'){ - return null; - } - return win.doc.selection.createRange().text; - } - }, - - getSelectedHtml: function(){ - // summary: - // Return the html text of the current selection or null if unavailable - if(win.doc.getSelection){ - // W3C path - var selection = win.global.getSelection(); - if(selection && selection.rangeCount){ - var i; - var html = ""; - for(i = 0; i < selection.rangeCount; i++){ - //Handle selections spanning ranges, such as Opera - var frag = selection.getRangeAt(i).cloneContents(); - var div = win.doc.createElement("div"); - div.appendChild(frag); - html += div.innerHTML; - } - return html; //String - } - return null; - }else{ - // IE6-8 - if(dijit._editor.selection.getType() == 'control'){ - return null; - } - return win.doc.selection.createRange().htmlText; - } - }, - - 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(dijit._editor.selection.getType() == "control"){ - if(win.doc.getSelection){ - // W3C path - var selection = win.global.getSelection(); - return selection.anchorNode.childNodes[ selection.anchorOffset ]; - }else{ - // IE6-8 - var range = win.doc.selection.createRange(); - if(range && range.item){ - return win.doc.selection.createRange().item(0); - } - } - } - return null; - }, - - getParentElement: function(){ - // summary: - // Get the parent element of the current selection - if(dijit._editor.selection.getType() == "control"){ - var p = this.getSelectedElement(); - if(p){ return p.parentNode; } - }else{ - if(win.doc.getSelection){ - var selection = win.global.getSelection(); - if(selection){ - var node = selection.anchorNode; - while(node && (node.nodeType != 1)){ // not an element - node = node.parentNode; - } - return node; - } - }else{ - var r = win.doc.selection.createRange(); - r.collapse(true); - return r.parentElement(); - } - } - 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) - // tagName: String - // The tag name to determine if it has an ancestor of. - return this.getAncestorElement.apply(this, arguments) != null; //Boolean - }, - - 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) - // tagName: String - // The tag name to determine if it has an ancestor of. - var node = this.getSelectedElement() || this.getParentElement(); - return this.getParentOfType(node, arguments); //DOMNode - }, - - isTag: function(/*DomNode*/ node, /*String[]*/ tags){ - // summary: - // Function to determine if a node is one of an array of tags. - // node: - // The node to inspect. - // tags: - // An array of tag name strings to check to see if the node matches. - 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; // String - } - } - } - return ""; - }, - - getParentOfType: function(/*DomNode*/ node, /*String[]*/ tags){ - // summary: - // Function to locate a parent node that matches one of a set of tags - // node: - // The node to inspect. - // tags: - // An array of tag name strings to check to see if the node matches. - while(node){ - if(this.isTag(node, tags).length){ - return node; // DOMNode - } - node = node.parentNode; - } - return null; - }, - - collapse: function(/*Boolean*/ beginning){ - // summary: - // Function to collapse (clear), the current selection - // beginning: Boolean - // Indicates whether to collapse the cursor to the beginning of the selection or end. - if(win.doc.getSelection){ - // W3C path - var selection = win.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{ - // IE6-8 - var range = win.doc.selection.createRange(); - range.collapse(beginning); - range.select(); - } - }, - - remove: function(){ - // summary: - // Function to delete the currently selected content from the document. - var sel = win.doc.selection; - if(win.doc.getSelection){ - // W3C path - sel = win.global.getSelection(); - sel.deleteFromDocument(); - return sel; //Selection - }else{ - // IE6-8 - if(sel.type.toLowerCase() != "none"){ - sel.clear(); - } - return sel; //Selection - } - }, - - selectElementChildren: function(/*DomNode*/ element, /*Boolean?*/ nochangefocus){ - // summary: - // clear previous selection and select the content of the node - // (excluding the node itself) - // element: DOMNode - // The element you wish to select the children content of. - // nochangefocus: Boolean - // Indicates if the focus should change or not. - var doc = win.doc; - var range; - element = dom.byId(element); - if(win.doc.getSelection){ - // W3C - var selection = win.global.getSelection(); - if(has("opera")){ - //Opera's selectAllChildren doesn't seem to work right - //against <body> nodes and possibly others ... so - //we use the W3C range API - if(selection.rangeCount){ - range = selection.getRangeAt(0); - }else{ - range = doc.createRange(); - } - range.setStart(element, 0); - range.setEnd(element,(element.nodeType == 3) ? element.length : element.childNodes.length); - selection.addRange(range); - }else{ - selection.selectAllChildren(element); - } - }else{ - // IE6-8 - 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 */} - } - } - }, - - selectElement: function(/*DomNode*/ element, /*Boolean?*/ nochangefocus){ - // summary: - // clear previous selection and select element (including all its children) - // element: DOMNode - // The element to select. - // nochangefocus: Boolean - // Boolean indicating if the focus should be changed. IE only. - var range; - element = dom.byId(element); // TODO: remove for 2.0 or sooner, spec listed above doesn't allow for string - var doc = element.ownerDocument; - var global = win.global; // TODO: use winUtils.get(doc)? - if(doc.getSelection){ - // W3C path - var selection = global.getSelection(); - range = doc.createRange(); - if(selection.removeAllRanges){ // Mozilla - // FIXME: does this work on Safari? - if(has("opera")){ - //Opera works if you use the current range on - //the selection if present. - if(selection.getRangeAt(0)){ - range = selection.getRangeAt(0); - } - } - range.selectNode(element); - selection.removeAllRanges(); - selection.addRange(range); - } - }else{ - // IE6-8 - try{ - var tg = element.tagName ? element.tagName.toLowerCase() : ""; - if(tg === "img" || tg === "table"){ - range = win.body(doc).createControlRange(); - }else{ - range = win.body(doc).createRange(); - } - range.addElement(element); - if(!nochangefocus){ - range.select(); - } - }catch(e){ - this.selectElementChildren(element, nochangefocus); - } - } - }, - - inSelection: function(node){ - // summary: - // This function determines if 'node' is - // in the current selection. - // tags: - // public - if(node){ - var newRange; - var doc = win.doc; - var range; - - if(win.doc.getSelection){ - // WC3 - var sel = win.global.getSelection(); - if(sel && sel.rangeCount > 0){ - range = sel.getRangeAt(0); - } - if(range && range.compareBoundaryPoints && doc.createRange){ - try{ - newRange = doc.createRange(); - newRange.setStart(node, 0); - if(range.compareBoundaryPoints(range.START_TO_END, newRange) === 1){ - return true; - } - }catch(e){ /* squelch */} - } - }else{ - // IE6-8, so we can't use the range object as the pseudo - // range doesn't implement the boundary checking, we have to - // use IE specific crud. - range = doc.selection.createRange(); - try{ - newRange = node.ownerDocument.body.createControlRange(); - if(newRange){ - newRange.addElement(node); - } - }catch(e1){ - try{ - newRange = node.ownerDocument.body.createTextRange(); - newRange.moveToElementText(node); - }catch(e2){/* squelch */} - } - if(range && newRange){ - // We can finally compare similar to W3C - if(range.compareEndPoints("EndToStart", newRange) === 1){ - return true; - } - } - } - } - return false; // Boolean - } -}; - - -lang.setObject("dijit._editor.selection", selection); - -return selection; -}); |