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-rw-r--r--src/embind/embind.js51
1 files changed, 48 insertions, 3 deletions
diff --git a/src/embind/embind.js b/src/embind/embind.js
index 5751bf52..ff402885 100644
--- a/src/embind/embind.js
+++ b/src/embind/embind.js
@@ -1114,9 +1114,13 @@ ClassHandle.prototype.isAliasOf = function(other) {
return leftClass === rightClass && left === right;
};
+function throwInstanceAlreadyDeleted(obj) {
+ throwBindingError(getInstanceTypeName(obj) + ' instance already deleted');
+}
+
ClassHandle.prototype.clone = function() {
if (!this.$$.ptr) {
- throwBindingError(getInstanceTypeName(this) + ' instance already deleted');
+ throwInstanceAlreadyDeleted(this);
}
var clone = Object.create(Object.getPrototypeOf(this), {
@@ -1138,9 +1142,12 @@ function runDestructor(handle) {
}
}
-ClassHandle.prototype['delete'] = function() {
+ClassHandle.prototype['delete'] = function ClassHandle_delete() {
if (!this.$$.ptr) {
- throwBindingError(getInstanceTypeName(this) + ' instance already deleted');
+ throwInstanceAlreadyDeleted(this);
+ }
+ if (this.$$.deleteScheduled) {
+ throwBindingError('Object already scheduled for deletion');
}
this.$$.count.value -= 1;
@@ -1150,6 +1157,44 @@ ClassHandle.prototype['delete'] = function() {
this.$$.smartPtr = undefined;
this.$$.ptr = undefined;
};
+
+var deletionQueue = [];
+
+ClassHandle.prototype['isDeleted'] = function isDeleted() {
+ return !this.$$.ptr;
+};
+
+ClassHandle.prototype['deleteLater'] = function deleteLater() {
+ if (!this.$$.ptr) {
+ throwInstanceAlreadyDeleted(this);
+ }
+ if (this.$$.deleteScheduled) {
+ throwBindingError('Object already scheduled for deletion');
+ }
+ deletionQueue.push(this);
+ if (deletionQueue.length === 1 && delayFunction) {
+ delayFunction(flushPendingDeletes);
+ }
+ this.$$.deleteScheduled = true;
+ return this;
+};
+
+function flushPendingDeletes() {
+ while (deletionQueue.length) {
+ var obj = deletionQueue.pop();
+ obj.$$.deleteScheduled = false;
+ obj['delete']();
+ }
+}
+Module['flushPendingDeletes'] = flushPendingDeletes;
+
+var delayFunction;
+Module['setDelayFunction'] = function setDelayFunction(fn) {
+ delayFunction = fn;
+ if (deletionQueue.length && delayFunction) {
+ delayFunction(flushPendingDeletes);
+ }
+};
function RegisteredClass(
name,