root / tmp / org.txm.edition.rcp / res / js / functions.js @ 3119
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getNodeText = function getNodeText(node) { |
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if (typeof node == 'string') |
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return node;
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else if (typeof node.innerText != 'undefined') |
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return node.innerText;
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else if (typeof node.InnerText != 'undefined') |
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return node.InnerText;
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else if (typeof node.textContent != 'undefined') |
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return node.textContent;
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else
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return null; |
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} |
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txmGetParent = function txmGetParent(node) { |
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if (typeof node.parentNode != 'undefined') |
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return node.parentNode;
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else
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return null; |
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} |
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txmGetChildren = function txmGetChildren(node) { |
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if (typeof node == 'string') |
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return 'STRING HTML'; |
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else if (typeof node.children != 'undefined') |
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return node.children;
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else if (typeof node.ChildNodes != 'undefined') |
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return node.ChildNodes;
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else if (typeof node.childNodes != 'undefined') |
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return node.childNodes;
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else
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return null; |
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} |
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txmGetSelection = function txmGetSelection() { |
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if (typeof window.getSelection != 'undefined') { |
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return window.getSelection();
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} else if (typeof document.selection != 'undefined') { |
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return document.selection;
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} else
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return 'NO SELECTION'; |
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} |
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txmGetRangeSize = function txmGetRangeSize(selection) { |
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if (typeof selection.rangeCount != 'undefined') { |
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return selection.rangeCount;
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} else if (typeof selection.createRangeCollection != 'undefined') { |
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return selection.createRangeCollection().length();
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} // IE5 has no multiple selection
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} |
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txmGetRange = function txmGetRange(selection, i) { |
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if (typeof selection.getRangeAt != 'undefined') { |
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return selection.getRangeAt(i);
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} else if (typeof selection.createRangeCollection != 'undefined') { |
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return selection.createRangeCollection().item(i);
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} else if (typeof selection.createRange != 'undefined') { |
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return selection.createRange();
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} // IE5 has no multiple selection
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else
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return 'NO RANGE'; |
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} |
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txmGetParentElementRange = function txmGetParentElementRange(range) { |
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if (typeof range.parentElement != 'undefined') { |
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return range.parentElement();
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} else if (typeof range.startContainer != 'undefined') { |
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return range.startContainer.parentNode;
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} else
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return 'NO PARENT'; |
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} |
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txmGetFragment = function txmGetFragment(range) { |
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if (typeof range.cloneContents != 'undefined') { |
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return range.cloneContents();
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} else if (typeof range.htmlText != 'undefined') { |
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var node = document.createElement('sel'); |
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node.innerHTML = range.htmlText; |
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return node;
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} else
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return 'NO FRAG'; |
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} |
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txmGetTagName = function txmGetTagName(node) { |
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if (typeof node.tagName != 'undefined') { |
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return node.tagName;
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} else if (typeof node.nodeName != 'undefined') { |
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return node.nodeName;
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} else if (typeof node.name != 'undefined') { |
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return node.name;
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} else
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return 'NO TAGNAME'; |
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} |
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findSpans = function findSpans(children, all) { |
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for (var i = 0; i < children.length; i++) { |
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var node = children.item(i);
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if (node.nodeType == 1) { |
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var id = node.getAttribute('id'); |
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if (node.tagName == 'SPAN' && id != null && id.indexOf('w_') == 0 |
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&& getNodeText(node).length > 0) {
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if (id != null) |
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all.push(id); |
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} else {
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findSpans(txmGetChildren(node), all) |
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} |
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} |
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} |
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} |
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findIdsInString = function findIdsInString(str, all) { |
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for (var i = 0; i < children.length; i++) { |
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var node = children.item(i);
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if (node.nodeType == 1) { |
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var id = node.getAttribute('id'); |
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if (node.tagName == 'SPAN' && id != null && id.indexOf('w_') == 0 |
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&& getNodeText(node).length > 0) {
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if (id != null) |
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all.push(id); |
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} else {
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findSpans(txmGetChildren(node), all) |
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} |
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} |
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} |
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} |
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get_type = function get_type(thing) { |
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if (thing === null) |
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return "[object Null]"; |
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return Object.prototype.toString.call(thing);
|
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} |
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|
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getDetailedObject = function getDetailedObject(inputObject) { |
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var detailedObject = {};
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var properties;
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do {
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properties = Object.getOwnPropertyNames(inputObject); |
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for ( var o in properties) { |
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detailedObject[properties[o]] = inputObject[properties[o]]; |
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} |
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} while (inputObject = Object.getPrototypeOf(inputObject));
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return detailedObject;
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} |
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|
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try {
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if ("undefined" == typeof sheet || "undefined" == typeof txmstyle) { |
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txmstyle = document.createElement("style");
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txmstyle.title = "txm_btt"
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try {
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txmstyle.appendChild(document.createTextNode(""));
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} catch (e) {
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} |
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|
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document.body.appendChild(txmstyle); |
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sheet = txmstyle.sheet; |
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} |
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} catch (e) {
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sheet = 'error';
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} |
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|
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// try {
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|
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// if (!Element.prototype.scrollIntoViewIfNeeded) {
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// Element.prototype.scrollIntoViewIfNeeded = Element.prototype.scrollIntoView;
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// //Element.prototype.scrollIntoViewIfNeeded = function(centerIfNeeded) {
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// //centerIfNeeded = arguments.length === 0 ? true : !!centerIfNeeded;
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// //var parent = this.parentNode, parentComputedStyle = window
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// //.getComputedStyle(parent, null), parentBorderTopWidth =
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// parseInt(parentComputedStyle
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// //.getPropertyValue('border-top-width')), parentBorderLeftWidth =
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// parseInt(parentComputedStyle
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// //.getPropertyValue('border-left-width')), overTop = this.offsetTop
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// //- parent.offsetTop < parent.scrollTop, overBottom = (this.offsetTop
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// //- parent.offsetTop + this.clientHeight - parentBorderTopWidth) >
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// (parent.scrollTop + parent.clientHeight), overLeft = this.offsetLeft
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// //- parent.offsetLeft < parent.scrollLeft, overRight = (this.offsetLeft
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// //- parent.offsetLeft + this.clientWidth - parentBorderLeftWidth) >
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// (parent.scrollLeft + parent.clientWidth), alignWithTop = overTop
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// //&& !overBottom;
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// //if ((overTop || overBottom) && centerIfNeeded) {
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// //parent.scrollTop = this.offsetTop - parent.offsetTop
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// //- parent.clientHeight / 2 - parentBorderTopWidth
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// //+ this.clientHeight / 2;
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// //}
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// //if ((overLeft || overRight) && centerIfNeeded) {
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// //parent.scrollLeft = this.offsetLeft - parent.offsetLeft
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// //- parent.clientWidth / 2 - parentBorderLeftWidth
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// //+ this.clientWidth / 2;
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// //}
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// //if ((overTop || overBottom || overLeft || overRight)
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// //&& !centerIfNeeded) {
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// //this.scrollIntoView(alignWithTop);
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// //}
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// //};
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// }
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// } catch (e) {
|
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// Element.prototype.scrollIntoViewIfNeeded = Element.prototype.scrollIntoView
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// }
|
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|
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showElementIfNeeded = function showElementIfNeeded(el) { |
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if (!Element.prototype.scrollIntoViewIfNeeded) {
|
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if (!isAnyPartOfElementInViewport(el))
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el.scrollIntoView(false);
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} else {
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el.scrollIntoViewIfNeeded(); |
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} |
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} |
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|
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isAnyPartOfElementInViewport = function isAnyPartOfElementInViewport(el) { |
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try {
|
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const rect = el.getBoundingClientRect(); |
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// DOMRect { x: 8, y: 8, width: 100, height: 100, top: 8, right: 108,
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// bottom: 108, left: 8 }
|
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const windowHeight = (window.innerHeight || document.documentElement.clientHeight); |
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const windowWidth = (window.innerWidth || document.documentElement.clientWidth); |
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|
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// http://stackoverflow.com/questions/325933/determine-whether-two-date-ranges-overlap
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const vertInView = (rect.top <= windowHeight) |
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&& ((rect.top + rect.height) >= 0);
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const horInView = (rect.left <= windowWidth) |
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&& ((rect.left + rect.width) >= 0);
|
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|
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return (vertInView && horInView);
|
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} catch (e) {
|
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return false; |
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} |
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} |
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|
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return true |