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Merge pull request #1218 from technoboy10/bugfix/gh-1165-monitor-import

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Fix importing hidden monitors from Scratch 2 projects
This commit is contained in:
Connor Hudson 2018-06-11 10:27:45 -04:00 committed by GitHub
commit 244ffb38c4
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 56 additions and 16 deletions
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5
src/engine/blocks.js
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@ -522,8 +522,10 @@ class Blocks {
block.targetId = isSpriteSpecific ? optRuntime.getEditingTarget().id : null;
if (wasMonitored && !block.isMonitored) {
optRuntime.requestRemoveMonitor(block.id);
optRuntime.requestHideMonitor(block.id);
} else if (!wasMonitored && block.isMonitored) {
// Tries to show the monitor for specified block. If it doesn't exist, add the monitor.
if (!optRuntime.requestShowMonitor(block.id)) {
optRuntime.requestAddMonitor(MonitorRecord({
id: block.id,
targetId: block.targetId,
@ -535,6 +537,7 @@ class Blocks {
mode: block.opcode === 'data_listcontents' ? 'list' : 'default'
}));
}
}
break;
}
}

47
src/engine/runtime.js
View file

@ -1518,26 +1518,38 @@ class Runtime extends EventEmitter {
/**
* Add a monitor to the state. If the monitor already exists in the state,
* overwrites it.
* updates those properties that are defined in the given monitor record.
* @param {!MonitorRecord} monitor Monitor to add.
*/
requestAddMonitor (monitor) {
this._monitorState = this._monitorState.set(monitor.get('id'), monitor);
const id = monitor.get('id');
if (!this.requestUpdateMonitor(monitor)) { // update monitor if it exists in the state
// if the monitor did not exist in the state, add it
this._monitorState = this._monitorState.set(id, monitor);
}
}
/**
* Update a monitor in the state. Does nothing if the monitor does not already
* exist in the state.
* Update a monitor in the state and report success/failure of update.
* @param {!Map} monitor Monitor values to update. Values on the monitor with overwrite
* values on the old monitor with the same ID. If a value isn't defined on the new monitor,
* the old monitor will keep its old value.
* @return {boolean} true if monitor exists in the state and was updated, false if it did not exist.
*/
requestUpdateMonitor (monitor) {
const id = monitor.get('id');
if (this._monitorState.has(id)) {
this._monitorState =
this._monitorState.set(id, this._monitorState.get(id).merge(monitor));
// Use mergeWith here to prevent undefined values from overwriting existing ones
this._monitorState.set(id, this._monitorState.get(id).mergeWith((prev, next) => {
if (typeof next === 'undefined' || next === null) {
return prev;
}
return next;
}, monitor));
return true;
}
return false;
}
/**
@ -1549,6 +1561,31 @@ class Runtime extends EventEmitter {
this._monitorState = this._monitorState.delete(monitorId);
}
/**
* Hides a monitor and returns success/failure of action.
* @param {!string} monitorId ID of the monitor to hide.
* @return {boolean} true if monitor exists and was updated, false otherwise
*/
requestHideMonitor (monitorId) {
return this.requestUpdateMonitor(new Map([
['id', monitorId],
['visible', false]
]));
}
/**
* Shows a monitor and returns success/failure of action.
* not exist in the state.
* @param {!string} monitorId ID of the monitor to show.
* @return {boolean} true if monitor exists and was updated, false otherwise
*/
requestShowMonitor (monitorId) {
return this.requestUpdateMonitor(new Map([
['id', monitorId],
['visible', true]
]));
}
/**
* Removes all monitors with the given target ID from the state. Does nothing if
* the monitor already does not exist in the state.