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components: Change component loading to be asynchronous

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Some components use build time optional dependencies such as
GNOME Bluetooth, so we need to import the components
conditionally.

Also rename to get rid of __init__.js file

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1499>
This commit is contained in:
Evan Welsh 2023-07-10 02:34:17 -07:00 • committed by Florian Müllner
parent b81beece36
commit d9198317ae
2 changed files with 16 additions and 12 deletions
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2
js/js-resources.gresource.xml
View file

@ -127,7 +127,7 @@
<file>ui/workspacesView.js</file>
<file>ui/xdndHandler.js</file>
<file>ui/components/__init__.js</file>
<file>ui/components.js</file>
<file>ui/components/autorunManager.js</file>
<file>ui/components/automountManager.js</file>
<file>ui/components/networkAgent.js</file>

26
js/ui/components/__init__.js → js/ui/components.js
View file

@ -6,16 +6,19 @@ var ComponentManager = class {
this._allComponents = {};
this._enabledComponents = [];
Main.sessionMode.connect('updated', this._sessionUpdated.bind(this));
this._sessionUpdated();
Main.sessionMode.connect('updated', () => {
this._sessionModeUpdated().catch(logError);
});
this._sessionModeUpdated().catch(logError);
}
_sessionUpdated() {
async _sessionModeUpdated() {
let newEnabledComponents = Main.sessionMode.components;
newEnabledComponents
await Promise.allSettled([...newEnabledComponents
.filter(name => !this._enabledComponents.includes(name))
.forEach(name => this._enableComponent(name));
.map(name => this._enableComponent(name))]);
this._enabledComponents
.filter(name => !newEnabledComponents.includes(name))
@ -24,12 +27,13 @@ var ComponentManager = class {
this._enabledComponents = newEnabledComponents;
}
_importComponent(name) {
let module = imports.ui.components[name];
async _importComponent(name) {
// TODO: Import as module
let module = await imports.ui.components[name];
return module.Component;
}
_ensureComponent(name) {
async _ensureComponent(name) {
let component = this._allComponents[name];
if (component)
return component;
@ -37,14 +41,14 @@ var ComponentManager = class {
if (Main.sessionMode.isLocked)
return null;
let constructor = this._importComponent(name);
let constructor = await this._importComponent(name);
component = new constructor();
this._allComponents[name] = component;
return component;
}
_enableComponent(name) {
let component = this._ensureComponent(name);
async _enableComponent(name) {
let component = await this._ensureComponent(name);
if (component)
component.enable();
}