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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /devtools/client/dom/content/grip-provider.js | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/client/dom/content/grip-provider.js')
-rw-r--r-- | devtools/client/dom/content/grip-provider.js | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/devtools/client/dom/content/grip-provider.js b/devtools/client/dom/content/grip-provider.js new file mode 100644 index 0000000000..18b3308869 --- /dev/null +++ b/devtools/client/dom/content/grip-provider.js @@ -0,0 +1,102 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +"use strict"; + +const { + fetchProperties, +} = require("resource://devtools/client/dom/content/actions/grips.js"); +const { + Property, +} = require("resource://devtools/client/dom/content/reducers/grips.js"); + +// Implementation +function GripProvider(grips, dispatch) { + this.grips = grips; + this.dispatch = dispatch; +} + +/** + * This object provides data for the tree displayed in the tooltip + * content. + */ +GripProvider.prototype = { + /** + * Fetches properties from the backend. These properties might be + * displayed as child objects in e.g. a tree UI widget. + */ + getChildren(object) { + let grip = object; + if (object instanceof Property) { + grip = this.getValue(object); + } + + if (!grip || !grip.actorID) { + return []; + } + + const props = this.grips.get(grip.actorID); + if (!props) { + // Fetch missing data from the backend. Returning a promise + // from data provider causes the tree to show a spinner. + return this.dispatch(fetchProperties(grip)); + } + + return props; + }, + + hasChildren(object) { + if (object instanceof Property) { + const value = this.getValue(object); + if (!value) { + return false; + } + const grip = value?.getGrip ? value.getGrip() : value; + + let hasChildren = grip.ownPropertyLength > 0; + + if (grip.preview) { + hasChildren = hasChildren || grip.preview.ownPropertiesLength > 0; + } + + if (grip.preview) { + const preview = grip.preview; + const k = preview.kind; + const objectsWithProps = ["DOMNode", "ObjectWithURL"]; + hasChildren = hasChildren || objectsWithProps.includes(k); + hasChildren = hasChildren || (k == "ArrayLike" && !!preview.length); + } + + return grip.type == "object" && hasChildren; + } + + return null; + }, + + getValue(object) { + if (object instanceof Property) { + const value = object.value; + return typeof value.value != "undefined" + ? value.value + : value.getterValue; + } + + return object; + }, + + getLabel(object) { + return object instanceof Property ? object.name : null; + }, + + getKey(object) { + return object instanceof Property ? object.key : null; + }, + + getType(object) { + const grip = object?.getGrip ? object.getGrip() : object; + return grip.class ? grip.class : ""; + }, +}; + +// Exports from this module +exports.GripProvider = GripProvider; |