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Unified Diff: third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-if-extracted.js

Issue 1162563004: Upgrade to 1.0 and switch clients to dom-repeat where needed. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix a layout import and remove the gzipped webanimation in reproduce.sh Created 5 years, 7 months ago
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Index: third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-if-extracted.js
diff --git a/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-if-extracted.js b/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-if-extracted.js
deleted file mode 100644
index d8cb6f3275a26675ea41efbc7a52d1c593243cfd..0000000000000000000000000000000000000000
--- a/third_party/polymer/v0_8/components-chromium/polymer/src/lib/template/x-if-extracted.js
+++ /dev/null
@@ -1,126 +0,0 @@
-
-
- /**
- * Stamps the template iff the `if` property is truthy.
- *
- * When `if` becomes falsey, the stamped content is hidden but not
- * removed from dom. When `if` subsequently becomes truthy again, the content
- * is simply re-shown. This approach is used due to its favorable performance
- * characteristics: the expense of creating template content is paid only
- * once and lazily.
- *
- * Set the `restamp` property to true to force the stamped content to be
- * created / destroyed when the `if` condition changes.
- */
- Polymer({
-
- is: 'x-if',
- extends: 'template',
-
- properties: {
-
- 'if': {
- type: Boolean,
- value: false
- },
-
- restamp: {
- type: Boolean,
- value: false
- }
-
- },
-
- behaviors: [
- Polymer.Templatizer
- ],
-
- observers: [
- 'render(if, restamp)'
- ],
-
- render: function() {
- this.debounce('render', function() {
- if (this.if) {
- if (!this.ctor) {
- this._wrapTextNodes(this._content);
- this.templatize(this);
- }
- this._ensureInstance();
- } else if (this.restamp) {
- this._teardownInstance();
- }
- if (!this.restamp && this._instance) {
- this._showHideInstance(this.if);
- }
- });
- },
-
- _ensureInstance: function() {
- if (!this._instance) {
- // TODO(sorvell): pickup stamping logic from x-repeat
- this._instance = this.stamp();
- var root = this._instance.root;
- this._instance._children = Array.prototype.slice.call(root.childNodes);
- // TODO(sorvell): this incantation needs to be simpler.
- var parent = Polymer.dom(Polymer.dom(this).parentNode);
- parent.insertBefore(root, this);
- }
- },
-
- _teardownInstance: function() {
- if (this._instance) {
- var parent = Polymer.dom(Polymer.dom(this).parentNode);
- this._instance._children.forEach(function(n) {
- parent.removeChild(n);
- });
- this._instance = null;
- }
- },
-
- _wrapTextNodes: function(root) {
- // wrap text nodes in span so they can be hidden.
- for (var n = root.firstChild; n; n=n.nextSibling) {
- if (n.nodeType === Node.TEXT_NODE) {
- var s = document.createElement('span');
- root.insertBefore(s, n);
- s.appendChild(n);
- n = s;
- }
- }
- },
-
- // Implements extension point from Templatizer mixin
- _getStampedChildren: function() {
- return this._instance._children;
- },
-
- _showHideInstance: function(showing) {
- this._getAllStampedChildren().forEach(function(n) {
- if (n.setAttribute) {
- this.serializeValueToAttribute(!showing, 'hidden', n);
- }
- }, this);
- },
-
- // Implements extension point from Templatizer mixin
- // Called as side-effect of a host property change, responsible for
- // notifying parent.<prop> path change on instance
- _forwardParentProp: function(prop, value) {
- if (this._instance) {
- this._instance.parent[prop] = value;
- this._instance.notifyPath('parent.' + prop, value, true);
- }
- },
-
- // Implements extension point from Templatizer
- // Called as side-effect of a host path change, responsible for
- // notifying parent.<path> path change on each row
- _forwardParentPath: function(path, value) {
- if (this._instance) {
- this._instance.notifyPath('parent.' + path, value, true);
- }
- }
-
- });
-

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