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-rw-r--r--ecomp-portal-FE/client/bower_components/jqTree/lib/scroll_handler.js137
1 files changed, 0 insertions, 137 deletions
diff --git a/ecomp-portal-FE/client/bower_components/jqTree/lib/scroll_handler.js b/ecomp-portal-FE/client/bower_components/jqTree/lib/scroll_handler.js
deleted file mode 100644
index 2b8e7070..00000000
--- a/ecomp-portal-FE/client/bower_components/jqTree/lib/scroll_handler.js
+++ /dev/null
@@ -1,137 +0,0 @@
-var $, ScrollHandler;
-
-$ = jQuery;
-
-ScrollHandler = (function() {
- function ScrollHandler(tree_widget) {
- this.tree_widget = tree_widget;
- this.previous_top = -1;
- this.is_initialized = false;
- }
-
- ScrollHandler.prototype._initScrollParent = function() {
- var $scroll_parent, getParentWithOverflow, setDocumentAsScrollParent;
- getParentWithOverflow = (function(_this) {
- return function() {
- var css_values, el, hasOverFlow, i, len, ref;
- css_values = ['overflow', 'overflow-y'];
- hasOverFlow = function(el) {
- var css_value, i, len, ref;
- for (i = 0, len = css_values.length; i < len; i++) {
- css_value = css_values[i];
- if ((ref = $.css(el, css_value)) === 'auto' || ref === 'scroll') {
- return true;
- }
- }
- return false;
- };
- if (hasOverFlow(_this.tree_widget.$el[0])) {
- return _this.tree_widget.$el;
- }
- ref = _this.tree_widget.$el.parents();
- for (i = 0, len = ref.length; i < len; i++) {
- el = ref[i];
- if (hasOverFlow(el)) {
- return $(el);
- }
- }
- return null;
- };
- })(this);
- setDocumentAsScrollParent = (function(_this) {
- return function() {
- _this.scroll_parent_top = 0;
- return _this.$scroll_parent = null;
- };
- })(this);
- if (this.tree_widget.$el.css('position') === 'fixed') {
- setDocumentAsScrollParent();
- }
- $scroll_parent = getParentWithOverflow();
- if ($scroll_parent && $scroll_parent.length && $scroll_parent[0].tagName !== 'HTML') {
- this.$scroll_parent = $scroll_parent;
- this.scroll_parent_top = this.$scroll_parent.offset().top;
- } else {
- setDocumentAsScrollParent();
- }
- return this.is_initialized = true;
- };
-
- ScrollHandler.prototype._ensureInit = function() {
- if (!this.is_initialized) {
- return this._initScrollParent();
- }
- };
-
- ScrollHandler.prototype.checkScrolling = function() {
- var hovered_area;
- this._ensureInit();
- hovered_area = this.tree_widget.dnd_handler.hovered_area;
- if (hovered_area && hovered_area.top !== this.previous_top) {
- this.previous_top = hovered_area.top;
- if (this.$scroll_parent) {
- return this._handleScrollingWithScrollParent(hovered_area);
- } else {
- return this._handleScrollingWithDocument(hovered_area);
- }
- }
- };
-
- ScrollHandler.prototype._handleScrollingWithScrollParent = function(area) {
- var distance_bottom;
- distance_bottom = this.scroll_parent_top + this.$scroll_parent[0].offsetHeight - area.bottom;
- if (distance_bottom < 20) {
- this.$scroll_parent[0].scrollTop += 20;
- this.tree_widget.refreshHitAreas();
- return this.previous_top = -1;
- } else if ((area.top - this.scroll_parent_top) < 20) {
- this.$scroll_parent[0].scrollTop -= 20;
- this.tree_widget.refreshHitAreas();
- return this.previous_top = -1;
- }
- };
-
- ScrollHandler.prototype._handleScrollingWithDocument = function(area) {
- var distance_top;
- distance_top = area.top - $(document).scrollTop();
- if (distance_top < 20) {
- return $(document).scrollTop($(document).scrollTop() - 20);
- } else if ($(window).height() - (area.bottom - $(document).scrollTop()) < 20) {
- return $(document).scrollTop($(document).scrollTop() + 20);
- }
- };
-
- ScrollHandler.prototype.scrollTo = function(top) {
- var tree_top;
- this._ensureInit();
- if (this.$scroll_parent) {
- return this.$scroll_parent[0].scrollTop = top;
- } else {
- tree_top = this.tree_widget.$el.offset().top;
- return $(document).scrollTop(top + tree_top);
- }
- };
-
- ScrollHandler.prototype.isScrolledIntoView = function(element) {
- var $element, element_bottom, element_top, view_bottom, view_top;
- this._ensureInit();
- $element = $(element);
- if (this.$scroll_parent) {
- view_top = 0;
- view_bottom = this.$scroll_parent.height();
- element_top = $element.offset().top - this.scroll_parent_top;
- element_bottom = element_top + $element.height();
- } else {
- view_top = $(window).scrollTop();
- view_bottom = view_top + $(window).height();
- element_top = $element.offset().top;
- element_bottom = element_top + $element.height();
- }
- return (element_bottom <= view_bottom) && (element_top >= view_top);
- };
-
- return ScrollHandler;
-
-})();
-
-module.exports = ScrollHandler;