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Unified Diff: third_party/polymer/components-chromium/core-selection/core-selection-extracted.js

Issue 592593002: Inline scripts were extracted from Polymer elements. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: s/echo ""/echo/ Created 6 years, 3 months ago
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Index: third_party/polymer/components-chromium/core-selection/core-selection-extracted.js
diff --git a/third_party/polymer/components-chromium/core-selection/core-selection-extracted.js b/third_party/polymer/components-chromium/core-selection/core-selection-extracted.js
new file mode 100644
index 0000000000000000000000000000000000000000..86994c98c2218109634a13b4eb24c0e964b6eeef
--- /dev/null
+++ b/third_party/polymer/components-chromium/core-selection/core-selection-extracted.js
@@ -0,0 +1,73 @@
+
+ Polymer('core-selection', {
+ /**
+ * If true, multiple selections are allowed.
+ *
+ * @attribute multi
+ * @type boolean
+ * @default false
+ */
+ multi: false,
+ ready: function() {
+ this.clear();
+ },
+ clear: function() {
+ this.selection = [];
+ },
+ /**
+ * Retrieves the selected item(s).
+ * @method getSelection
+ * @returns Returns the selected item(s). If the multi property is true,
+ * getSelection will return an array, otherwise it will return
+ * the selected item or undefined if there is no selection.
+ */
+ getSelection: function() {
+ return this.multi ? this.selection : this.selection[0];
+ },
+ /**
+ * Indicates if a given item is selected.
+ * @method isSelected
+ * @param {any} item The item whose selection state should be checked.
+ * @returns Returns true if `item` is selected.
+ */
+ isSelected: function(item) {
+ return this.selection.indexOf(item) >= 0;
+ },
+ setItemSelected: function(item, isSelected) {
+ if (item !== undefined && item !== null) {
+ if (isSelected) {
+ this.selection.push(item);
+ } else {
+ var i = this.selection.indexOf(item);
+ if (i >= 0) {
+ this.selection.splice(i, 1);
+ }
+ }
+ this.fire("core-select", {isSelected: isSelected, item: item});
+ }
+ },
+ /**
+ * Set the selection state for a given `item`. If the multi property
+ * is true, then the selected state of `item` will be toggled; otherwise
+ * the `item` will be selected.
+ * @method select
+ * @param {any} item: The item to select.
+ */
+ select: function(item) {
+ if (this.multi) {
+ this.toggle(item);
+ } else if (this.getSelection() !== item) {
+ this.setItemSelected(this.getSelection(), false);
+ this.setItemSelected(item, true);
+ }
+ },
+ /**
+ * Toggles the selection state for `item`.
+ * @method toggle
+ * @param {any} item: The item to toggle.
+ */
+ toggle: function(item) {
+ this.setItemSelected(item, !this.isSelected(item));
+ }
+ });
+

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