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ComponentManager API extension (#4875)

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This commit is contained in:
Monica Kozbial
2021-06-08 14:03:41 -07:00
committed by GitHub
parent 8e7cb406f9
commit e3e1089641
1 changed files with 56 additions and 0 deletions
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56
core/component_manager.js
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@@ -78,6 +78,62 @@ Blockly.ComponentManager.prototype.addComponent = function(
} }
}; };
/**
* Adds a capability to a existing registered component.
* @param {string} id The ID of the component to add the capability to.
* @param {string|!Blockly.ComponentManager.Capability<Blockly.IComponent>
* } capability The capability to add.
*/
Blockly.ComponentManager.prototype.addCapability = function(id, capability) {
capability = String(capability).toLowerCase();
if (!this.getComponent(id)) {
throw Error('Cannot add capability, "' + capability + '". Plugin "' +
id + '" has not been added to the ComponentManager');
}
if (this.hasCapability(id, capability)) {
console.warn('Plugin "' + id + 'already has capability "' +
capability + '"');
return;
}
this.componentData_[id].capabilities.push(capability);
this.capabilityToComponentIds_[capability].push(id);
};
/**
* Removes a capability from an existing registered component.
* @param {string} id The ID of the component to remove the capability from.
* @param {string|!Blockly.ComponentManager.Capability<Blockly.IComponent>
* } capability The capability to remove.
*/
Blockly.ComponentManager.prototype.removeCapability = function(id, capability) {
capability = String(capability).toLowerCase();
if (!this.getComponent(id)) {
throw Error('Cannot remove capability, "' + capability + '". Plugin "' +
id + '" has not been added to the ComponentManager');
}
if (!this.hasCapability(id, capability)) {
console.warn('Plugin "' + id + 'doesn\'t have capability "' +
capability + '" to remove');
return;
}
this.componentData_[id].capabilities.splice(
this.componentData_[id].capabilities.indexOf(capability), 1);
this.capabilityToComponentIds_[capability].splice(
this.capabilityToComponentIds_[capability].indexOf(id), 1);
};
/**
* Returns whether the component with this id has the specified capability.
* @param {string} id The ID of the component to check.
* @param {string|!Blockly.ComponentManager.Capability<Blockly.IComponent>
* } capability The capability to check for.
* @return {boolean} Whether the component has the capability.
*/
Blockly.ComponentManager.prototype.hasCapability = function(id, capability) {
capability = String(capability).toLowerCase();
return this.componentData_[id].capabilities.indexOf(capability) !== -1;
};
/** /**
* Gets the component with the given ID and the given type. * Gets the component with the given ID and the given type.
* @param {string} id The ID of the component to get. * @param {string} id The ID of the component to get.