iSharkFly-Docs
/
angular-docs-cn
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

feat(core): added afterContentInit, afterViewInit, and afterViewChecked hooks 

Closes #3897
This commit is contained in:
vsavkin 2015-08-28 18:11:04 -07:00 committed by Victor Savkin
parent f93cd9ced7
commit d49bc438e8
36 changed files with 974 additions and 253 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
modules/angular2/metadata.ts
View File

@ -38,7 +38,10 @@ export {
} from './src/core/metadata';
export {
AfterContentInit,
AfterContentChecked,
AfterViewInit,
AfterViewChecked,
OnChanges,
OnDestroy,
OnInit,

23
modules/angular2/src/core/change_detection/abstract_change_detector.ts
View File

@ -82,12 +82,19 @@ export class AbstractChangeDetector<T> implements ChangeDetector {
this.mode === ChangeDetectionStrategy.Checked)
return;
var s = _scope_check(this.id, throwOnChange);
this.detectChangesInRecords(throwOnChange);
this._detectChangesInLightDomChildren(throwOnChange);
if (throwOnChange === false) this.callAfterContentChecked();
if (!throwOnChange) this.afterContentLifecycleCallbacks();
this._detectChangesInShadowDomChildren(throwOnChange);
if (!throwOnChange) this.afterViewLifecycleCallbacks();
if (this.mode === ChangeDetectionStrategy.CheckOnce)
this.mode = ChangeDetectionStrategy.Checked;
this.alreadyChecked = true;
wtfLeave(s);
}
@ -156,7 +163,19 @@ export class AbstractChangeDetector<T> implements ChangeDetector {
hydrated(): boolean { return this.context !== null; }
callAfterContentChecked(): void { this.dispatcher.notifyAfterContentChecked(); }
afterContentLifecycleCallbacks(): void {
this.dispatcher.notifyAfterContentChecked();
this.afterContentLifecycleCallbacksInternal();
}
afterContentLifecycleCallbacksInternal(): void {}
afterViewLifecycleCallbacks(): void {
this.dispatcher.notifyAfterViewChecked();
this.afterViewLifecycleCallbacksInternal();
}
afterViewLifecycleCallbacksInternal(): void {}
_detectChangesInLightDomChildren(throwOnChange: boolean): void {
var c = this.lightDomChildren;

41
modules/angular2/src/core/change_detection/change_detection_jit_generator.ts
View File

@ -63,23 +63,23 @@ export class ChangeDetectorJITGenerator {
var ${CHANGES_LOCAL} = null;
${this.records.map((r) => this._genRecord(r)).join("\n")}
${this._names.getAlreadyCheckedName()} = true;
}
${this._maybeGenHandleEventInternal()}
${this._genCheckNoChanges()}
${this._maybeGenCallAfterContentChecked()}
${this._maybeGenAfterContentLifecycleCallbacks()}
${this._maybeGenAfterViewLifecycleCallbacks()}
${this._maybeGenHydrateDirectives()}
${this._maybeGenDehydrateDirectives()}
${this._genPropertyBindingTargets()};
${this._genPropertyBindingTargets()}
${this._genDirectiveIndices()};
${this._genDirectiveIndices()}
return function(dispatcher) {
return new ${this._typeName}(dispatcher);
@ -172,23 +172,26 @@ export class ChangeDetectorJITGenerator {
}`;
}
_maybeGenCallAfterContentChecked(): string {
var notifications = [];
var dirs = this.directiveRecords;
// NOTE(kegluneq): Order is important!
for (var i = dirs.length - 1; i >= 0; --i) {
var dir = dirs[i];
if (dir.callAfterContentChecked) {
notifications.push(
`${this._names.getDirectiveName(dir.directiveIndex)}.afterContentChecked();`);
}
}
_maybeGenAfterContentLifecycleCallbacks(): string {
var notifications = this._logic.genContentLifecycleCallbacks(this.directiveRecords);
if (notifications.length > 0) {
var directiveNotifications = notifications.join("\n");
return `
${this._typeName}.prototype.callAfterContentChecked = function() {
${ABSTRACT_CHANGE_DETECTOR}.prototype.callAfterContentChecked.call(this);
${this._typeName}.prototype.afterContentLifecycleCallbacksInternal = function() {
${directiveNotifications}
}
`;
} else {
return '';
}
}
_maybeGenAfterViewLifecycleCallbacks(): string {
var notifications = this._logic.genViewLifecycleCallbacks(this.directiveRecords);
if (notifications.length > 0) {
var directiveNotifications = notifications.join("\n");
return `
${this._typeName}.prototype.afterViewLifecycleCallbacksInternal = function() {
${directiveNotifications}
}
`;

34
modules/angular2/src/core/change_detection/codegen_logic_util.ts
View File

@ -183,4 +183,38 @@ export class CodegenLogicUtil {
}
return res.join("\n");
}
genContentLifecycleCallbacks(directiveRecords: DirectiveRecord[]): string[] {
var res = [];
// NOTE(kegluneq): Order is important!
for (var i = directiveRecords.length - 1; i >= 0; --i) {
var dir = directiveRecords[i];
if (dir.callAfterContentInit) {
res.push(
`if(! ${this._names.getAlreadyCheckedName()}) ${this._names.getDirectiveName(dir.directiveIndex)}.afterContentInit();`);
}
if (dir.callAfterContentChecked) {
res.push(`${this._names.getDirectiveName(dir.directiveIndex)}.afterContentChecked();`);
}
}
return res;
}
genViewLifecycleCallbacks(directiveRecords: DirectiveRecord[]): string[] {
var res = [];
// NOTE(kegluneq): Order is important!
for (var i = directiveRecords.length - 1; i >= 0; --i) {
var dir = directiveRecords[i];
if (dir.callAfterViewInit) {
res.push(
`if(! ${this._names.getAlreadyCheckedName()}) ${this._names.getDirectiveName(dir.directiveIndex)}.afterViewInit();`);
}
if (dir.callAfterViewChecked) {
res.push(`${this._names.getDirectiveName(dir.directiveIndex)}.afterViewChecked();`);
}
}
return res;
}
}

13
modules/angular2/src/core/change_detection/directive_record.ts
View File

@ -9,24 +9,33 @@ export class DirectiveIndex {
export class DirectiveRecord {
directiveIndex: DirectiveIndex;
callAfterContentInit: boolean;
callAfterContentChecked: boolean;
callAfterViewInit: boolean;
callAfterViewChecked: boolean;
callOnChanges: boolean;
callDoCheck: boolean;
callOnInit: boolean;
changeDetection: ChangeDetectionStrategy;
constructor({directiveIndex, callAfterContentChecked, callOnChanges, callDoCheck, callOnInit,
changeDetection}: {
constructor({directiveIndex, callAfterContentInit, callAfterContentChecked, callAfterViewInit,
callAfterViewChecked, callOnChanges, callDoCheck, callOnInit, changeDetection}: {
directiveIndex?: DirectiveIndex,
callAfterContentInit?: boolean,
callAfterContentChecked?: boolean,
callAfterViewInit?: boolean,
callAfterViewChecked?: boolean,
callOnChanges?: boolean,
callDoCheck?: boolean,
callOnInit?: boolean,
changeDetection?: ChangeDetectionStrategy
} = {}) {
this.directiveIndex = directiveIndex;
this.callAfterContentInit = normalizeBool(callAfterContentInit);
this.callAfterContentChecked = normalizeBool(callAfterContentChecked);
this.callOnChanges = normalizeBool(callOnChanges);
this.callAfterViewInit = normalizeBool(callAfterViewInit);
this.callAfterViewChecked = normalizeBool(callAfterViewChecked);
this.callDoCheck = normalizeBool(callDoCheck);
this.callOnInit = normalizeBool(callOnInit);
this.changeDetection = changeDetection;

22
modules/angular2/src/core/change_detection/dynamic_change_detector.ts
View File

@ -159,8 +159,6 @@ export class DynamicChangeDetector extends AbstractChangeDetector<any> {
isChanged = false;
}
}
this.alreadyChecked = true;
}
_firstInBinding(r: ProtoRecord): boolean {
@ -168,17 +166,33 @@ export class DynamicChangeDetector extends AbstractChangeDetector<any> {
return isBlank(prev) || prev.bindingRecord !== r.bindingRecord;
}
callAfterContentChecked() {
super.callAfterContentChecked();
afterContentLifecycleCallbacksInternal() {
var dirs = this.directiveRecords;
for (var i = dirs.length - 1; i >= 0; --i) {
var dir = dirs[i];
if (dir.callAfterContentInit && !this.alreadyChecked) {
this._getDirectiveFor(dir.directiveIndex).afterContentInit();
}
if (dir.callAfterContentChecked) {
this._getDirectiveFor(dir.directiveIndex).afterContentChecked();
}
}
}
afterViewLifecycleCallbacksInternal() {
var dirs = this.directiveRecords;
for (var i = dirs.length - 1; i >= 0; --i) {
var dir = dirs[i];
if (dir.callAfterViewInit && !this.alreadyChecked) {
this._getDirectiveFor(dir.directiveIndex).afterViewInit();
}
if (dir.callAfterViewChecked) {
this._getDirectiveFor(dir.directiveIndex).afterViewChecked();
}
}
}
_updateDirectiveOrElement(change, bindingRecord) {
if (isBlank(bindingRecord.directiveRecord)) {
super.notifyDispatcher(change.currentValue);

1
modules/angular2/src/core/change_detection/interfaces.ts
View File

@ -52,6 +52,7 @@ export interface ChangeDispatcher {
notifyOnBinding(bindingTarget: BindingTarget, value: any): void;
logBindingUpdate(bindingTarget: BindingTarget, value: any): void;
notifyAfterContentChecked(): void;
notifyAfterViewChecked(): void;
}
export interface ChangeDetector {

6
modules/angular2/src/core/compiler/directive_lifecycle_reflector.dart
View File

@ -17,8 +17,14 @@ bool hasLifecycleHook(LifecycleEvent e, type, DirectiveMetadata annotation) {
interface = OnChanges;
} else if (e == LifecycleEvent.OnDestroy) {
interface = OnDestroy;
} else if (e == LifecycleEvent.AfterContentInit) {
interface = AfterContentInit;
} else if (e == LifecycleEvent.AfterContentChecked) {
interface = AfterContentChecked;
} else if (e == LifecycleEvent.AfterViewInit) {
interface = AfterViewInit;
} else if (e == LifecycleEvent.AfterViewChecked) {
interface = AfterViewChecked;
} else if (e == LifecycleEvent.DoCheck) {
interface = DoCheck;
} else if (e == LifecycleEvent.OnInit) {

6
modules/angular2/src/core/compiler/directive_lifecycle_reflector.ts
View File

@ -8,8 +8,14 @@ export function hasLifecycleHook(e: LifecycleEvent, type, annotation: DirectiveM
if (!(type instanceof Type)) return false;
var proto = (<any>type).prototype;
switch (e) {
case LifecycleEvent.AfterContentInit:
return !!proto.afterContentInit;
case LifecycleEvent.AfterContentChecked:
return !!proto.afterContentChecked;
case LifecycleEvent.AfterViewInit:
return !!proto.afterViewInit;
case LifecycleEvent.AfterViewChecked:
return !!proto.afterViewChecked;
case LifecycleEvent.OnChanges:
return !!proto.onChanges;
case LifecycleEvent.DoCheck:

41
modules/angular2/src/core/compiler/element_injector.ts
View File

@ -216,38 +216,41 @@ export class DirectiveBinding extends ResolvedBinding {
get changeDetection() { return this.metadata.changeDetection; }
static createFromBinding(binding: Binding, ann: DirectiveMetadata): DirectiveBinding {
if (isBlank(ann)) {
ann = new DirectiveMetadata();
static createFromBinding(binding: Binding, meta: DirectiveMetadata): DirectiveBinding {
if (isBlank(meta)) {
meta = new DirectiveMetadata();
}
var rb = binding.resolve();
var deps = ListWrapper.map(rb.dependencies, DirectiveDependency.createFrom);
var resolvedBindings = isPresent(ann.bindings) ? Injector.resolve(ann.bindings) : [];
var resolvedViewBindings = ann instanceof ComponentMetadata && isPresent(ann.viewBindings) ?
Injector.resolve(ann.viewBindings) :
var resolvedBindings = isPresent(meta.bindings) ? Injector.resolve(meta.bindings) : [];
var resolvedViewBindings = meta instanceof ComponentMetadata && isPresent(meta.viewBindings) ?
Injector.resolve(meta.viewBindings) :
[];
var metadata = RenderDirectiveMetadata.create({
id: stringify(rb.key.token),
type: ann instanceof ComponentMetadata ? RenderDirectiveMetadata.COMPONENT_TYPE :
type: meta instanceof ComponentMetadata ? RenderDirectiveMetadata.COMPONENT_TYPE :
RenderDirectiveMetadata.DIRECTIVE_TYPE,
selector: ann.selector,
compileChildren: ann.compileChildren,
events: ann.events,
host: isPresent(ann.host) ? MapWrapper.createFromStringMap(ann.host) : null,
properties: ann.properties,
selector: meta.selector,
compileChildren: meta.compileChildren,
events: meta.events,
host: isPresent(meta.host) ? MapWrapper.createFromStringMap(meta.host) : null,
properties: meta.properties,
readAttributes: DirectiveBinding._readAttributes(deps),
callOnDestroy: hasLifecycleHook(LifecycleEvent.OnDestroy, rb.key.token, ann),
callOnChanges: hasLifecycleHook(LifecycleEvent.OnChanges, rb.key.token, ann),
callDoCheck: hasLifecycleHook(LifecycleEvent.DoCheck, rb.key.token, ann),
callOnInit: hasLifecycleHook(LifecycleEvent.OnInit, rb.key.token, ann),
callOnDestroy: hasLifecycleHook(LifecycleEvent.OnDestroy, rb.key.token, meta),
callOnChanges: hasLifecycleHook(LifecycleEvent.OnChanges, rb.key.token, meta),
callDoCheck: hasLifecycleHook(LifecycleEvent.DoCheck, rb.key.token, meta),
callOnInit: hasLifecycleHook(LifecycleEvent.OnInit, rb.key.token, meta),
callAfterContentInit: hasLifecycleHook(LifecycleEvent.AfterContentInit, rb.key.token, meta),
callAfterContentChecked:
hasLifecycleHook(LifecycleEvent.AfterContentChecked, rb.key.token, ann),
hasLifecycleHook(LifecycleEvent.AfterContentChecked, rb.key.token, meta),
callAfterViewInit: hasLifecycleHook(LifecycleEvent.AfterViewInit, rb.key.token, meta),
callAfterViewChecked: hasLifecycleHook(LifecycleEvent.AfterViewChecked, rb.key.token, meta),
changeDetection: ann instanceof ComponentMetadata ? ann.changeDetection : null,
changeDetection: meta instanceof ComponentMetadata ? meta.changeDetection : null,
exportAs: ann.exportAs
exportAs: meta.exportAs
});
return new DirectiveBinding(rb.key, rb.factory, deps, resolvedBindings, resolvedViewBindings,
metadata);

23
modules/angular2/src/core/compiler/interfaces.ts
View File

@ -29,9 +29,30 @@ export interface DoCheck { doCheck(): boolean; }
*/
export interface OnDestroy { onDestroy(): void; }
/**
* Defines lifecycle method
* {@link metadata/LifeCycleEvent#AfterContentInit `LifeCycleEvent.afterContentInit`}
* called when the bindings of all its content children have been checked the first time.
*/
export interface AfterContentInit { afterContentInit(): void; }
/**
* Defines lifecycle method
* {@link metadata/LifeCycleEvent#AfterContentChecked `LifeCycleEvent.afterContentChecked`}
* called when the bindings of all its view children have been changed.
* called when the bindings of all its content children have been checked.
*/
export interface AfterContentChecked { afterContentChecked(): void; }
/**
* Defines lifecycle method
* {@link metadata/LifeCycleEvent#AfterViewInit `LifeCycleEvent.afterViewInit`}
* called when the bindings of all its view children have been checked the first time.
*/
export interface AfterViewInit { afterViewInit(): void; }
/**
* Defines lifecycle method
* {@link metadata/LifeCycleEvent#AfterViewChecked `LifeCycleEvent.afterViewChecked`}
* called when the bindings of all its view children have been checked.
*/
export interface AfterViewChecked { afterViewChecked(): void; }

3
modules/angular2/src/core/compiler/proto_view_factory.ts
View File

@ -191,7 +191,10 @@ export class BindingRecordsCreator {
this._directiveRecordsMap.set(
id, new DirectiveRecord({
directiveIndex: new DirectiveIndex(boundElementIndex, directiveIndex),
callAfterContentInit: directiveMetadata.callAfterContentInit,
callAfterContentChecked: directiveMetadata.callAfterContentChecked,
callAfterViewInit: directiveMetadata.callAfterViewInit,
callAfterViewChecked: directiveMetadata.callAfterViewChecked,
callOnChanges: directiveMetadata.callOnChanges,
callDoCheck: directiveMetadata.callDoCheck,
callOnInit: directiveMetadata.callOnInit,

4
modules/angular2/src/core/compiler/view.ts
View File

@ -212,6 +212,10 @@ export class AppView implements ChangeDispatcher, RenderEventDispatcher {
}
}
notifyAfterViewChecked(): void {
// required for query
}
getDirectiveFor(directive: DirectiveIndex): any {
var elementInjector = this.elementInjectors[this.elementOffset + directive.elementIndex];
return elementInjector.getDirectiveAtIndex(directive.directiveIndex);

70
modules/angular2/src/core/metadata/directives.ts
View File

@ -961,7 +961,30 @@ export enum LifecycleEvent {
DoCheck,
/**
* Notify a directive when the bindings of all its view children have been checked (whether they
* Notify a directive when the bindings of all its content children have been checked the first
* time (whether they
* have changed or not).
*
* ## Example
*
* ```
* @Directive({
* selector: '[class-set]',
* lifecycle: [LifecycleEvent.AfterContentInit]
* })
* class ClassSet {
*
* afterContentInit() {
* }
*
* }
* ```
*/
AfterContentInit,
/**
* Notify a directive when the bindings of all its content children have been checked (whether
* they
* have changed or not).
*
* ## Example
@ -979,7 +1002,50 @@ export enum LifecycleEvent {
* }
* ```
*/
AfterContentChecked
AfterContentChecked,
/**
* Notify a directive when the bindings of all its view children have been checked the first time
* (whether they
* have changed or not).
*
* ## Example
*
* ```
* @Directive({
* selector: '[class-set]',
* lifecycle: [LifecycleEvent.AfterViewInit]
* })
* class ClassSet {
*
* afterViewInit() {
* }
*
* }
* ```
*/
AfterViewInit,
/**
* Notify a directive when the bindings of all its view children have been checked (whether they
* have changed or not).
*
* ## Example
*
* ```
* @Directive({
* selector: '[class-set]',
* lifecycle: [LifecycleEvent.AfterViewChecked]
* })
* class ClassSet {
*
* afterViewChecked() {
* }
*
* }
* ```
*/
AfterViewChecked
}
/**

23
modules/angular2/src/core/render/api.ts
View File

@ -157,7 +157,10 @@ export class RenderDirectiveMetadata {
callOnChanges: boolean;
callDoCheck: boolean;
callOnInit: boolean;
callAfterContentInit: boolean;
callAfterContentChecked: boolean;
callAfterViewInit: boolean;
callAfterViewChecked: boolean;
changeDetection: ChangeDetectionStrategy;
exportAs: string;
hostListeners: Map<string, string>;
@ -169,7 +172,8 @@ export class RenderDirectiveMetadata {
constructor({id, selector, compileChildren, events, hostListeners, hostProperties, hostAttributes,
properties, readAttributes, type, callOnDestroy, callOnChanges, callDoCheck,
callOnInit, callAfterContentChecked, changeDetection, exportAs}: {
callOnInit, callAfterContentInit, callAfterContentChecked, callAfterViewInit,
callAfterViewChecked, changeDetection, exportAs}: {
id?: string,
selector?: string,
compileChildren?: boolean,
@ -184,7 +188,10 @@ export class RenderDirectiveMetadata {
callOnChanges?: boolean,
callDoCheck?: boolean,
callOnInit?: boolean,
callAfterContentInit?: boolean,
callAfterContentChecked?: boolean,
callAfterViewInit?: boolean,
callAfterViewChecked?: boolean,
changeDetection?: ChangeDetectionStrategy,
exportAs?: string
}) {
@ -202,14 +209,18 @@ export class RenderDirectiveMetadata {
this.callOnChanges = callOnChanges;
this.callDoCheck = callDoCheck;
this.callOnInit = callOnInit;
this.callAfterContentInit = callAfterContentInit;
this.callAfterContentChecked = callAfterContentChecked;
this.callAfterViewInit = callAfterViewInit;
this.callAfterViewChecked = callAfterViewChecked;
this.changeDetection = changeDetection;
this.exportAs = exportAs;
}
static create({id, selector, compileChildren, events, host, properties, readAttributes, type,
callOnDestroy, callOnChanges, callDoCheck, callOnInit, callAfterContentChecked,
changeDetection, exportAs}: {
callOnDestroy, callOnChanges, callDoCheck, callOnInit, callAfterContentInit,
callAfterContentChecked, callAfterViewInit, callAfterViewChecked, changeDetection,
exportAs}: {
id?: string,
selector?: string,
compileChildren?: boolean,
@ -222,7 +233,10 @@ export class RenderDirectiveMetadata {
callOnChanges?: boolean,
callDoCheck?: boolean,
callOnInit?: boolean,
callAfterContentInit?: boolean,
callAfterContentChecked?: boolean,
callAfterViewInit?: boolean,
callAfterViewChecked?: boolean,
changeDetection?: ChangeDetectionStrategy,
exportAs?: string
}): RenderDirectiveMetadata {
@ -258,7 +272,10 @@ export class RenderDirectiveMetadata {
callOnChanges: callOnChanges,
callDoCheck: callDoCheck,
callOnInit: callOnInit,
callAfterContentInit: callAfterContentInit,
callAfterContentChecked: callAfterContentChecked,
callAfterViewInit: callAfterViewInit,
callAfterViewChecked: callAfterViewChecked,
changeDetection: changeDetection,
exportAs: exportAs
});

2
modules/angular2/src/test_lib/utils.ts
View File

@ -19,6 +19,8 @@ export class Log {
return (a1 = null, a2 = null, a3 = null, a4 = null, a5 = null) => { this._result.push(value); }
}
clear(): void { this._result = []; }
result(): string { return ListWrapper.join(this._result, "; "); }
}

18
modules/angular2/test/core/change_detection/change_detector_config.ts
View File

@ -284,13 +284,21 @@ class _DirectiveUpdating {
directiveIndex: new DirectiveIndex(0, 0),
callOnChanges: true,
callDoCheck: true,
callAfterContentChecked: true
callOnInit: true,
callAfterContentInit: true,
callAfterContentChecked: true,
callAfterViewInit: true,
callAfterViewChecked: true
}),
new DirectiveRecord({
directiveIndex: new DirectiveIndex(0, 1),
callOnChanges: true,
callDoCheck: true,
callAfterContentChecked: true
callOnInit: true,
callAfterContentInit: true,
callAfterContentChecked: true,
callAfterViewInit: true,
callAfterViewChecked: true
})
];
@ -298,7 +306,11 @@ class _DirectiveUpdating {
directiveIndex: new DirectiveIndex(0, 0),
callOnChanges: false,
callDoCheck: false,
callAfterContentChecked: false
callOnInit: false,
callAfterContentInit: false,
callAfterContentChecked: false,
callAfterViewInit: false,
callAfterViewChecked: false
});
/**

219
modules/angular2/test/core/change_detection/change_detector_spec.ts
View File

@ -1,4 +1,3 @@
///<reference path="../../../src/core/change_detection/pipe_transform.ts"/>
import {
ddescribe,
describe,
@ -361,12 +360,18 @@ export function main() {
});
});
it('should notify the dispatcher on all changes done', () => {
it('should notify the dispatcher after content children have checked', () => {
var val = _createChangeDetector('name', new Person('bob'));
val.changeDetector.detectChanges();
expect(val.dispatcher.afterContentCheckedCalled).toEqual(true);
});
it('should notify the dispatcher after view children have been checked', () => {
var val = _createChangeDetector('name', new Person('bob'));
val.changeDetector.detectChanges();
expect(val.dispatcher.afterViewCheckedCalled).toEqual(true);
});
describe('updating directives', () => {
var directive1;
var directive2;
@ -385,6 +390,7 @@ export function main() {
expect(directive1.a).toEqual(42);
});
describe('lifecycle', () => {
describe('onChanges', () => {
it('should notify the directive when a group of records changes', () => {
var cd = _createWithoutHydrate('groupChanges').changeDetector;
@ -425,7 +431,8 @@ export function main() {
it('should notify the directive after it has been checked the first time', () => {
var cd = _createWithoutHydrate('directiveOnInit').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1], []), null);
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1, directive2], []),
null);
cd.detectChanges();
@ -449,6 +456,45 @@ export function main() {
});
});
describe('afterContentInit', () => {
it('should be called after processing the content children', () => {
var cd = _createWithoutHydrate('emptyWithDirectiveRecords').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1, directive2], []),
null);
cd.detectChanges();
expect(directive1.afterContentInitCalled).toBe(true);
expect(directive2.afterContentInitCalled).toBe(true);
// reset directives
directive1.afterContentInitCalled = false;
directive2.afterContentInitCalled = false;
// Verify that checking should not call them.
cd.checkNoChanges();
expect(directive1.afterContentInitCalled).toBe(false);
expect(directive2.afterContentInitCalled).toBe(false);
// re-verify that changes should not call them
cd.detectChanges();
expect(directive1.afterContentInitCalled).toBe(false);
expect(directive2.afterContentInitCalled).toBe(false);
});
it('should not be called when afterContentInit is false', () => {
var cd = _createWithoutHydrate('noCallbacks').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1], []), null);
cd.detectChanges();
expect(directive1.afterContentInitCalled).toEqual(false);
});
});
describe('afterContentChecked', () => {
it('should be called after processing all the children', () => {
var cd = _createWithoutHydrate('emptyWithDirectiveRecords').changeDetector;
@ -477,7 +523,6 @@ export function main() {
expect(directive2.afterContentCheckedCalled).toBe(true);
});
it('should not be called when afterContentChecked is false', () => {
var cd = _createWithoutHydrate('noCallbacks').changeDetector;
@ -504,29 +549,150 @@ export function main() {
expect(onChangesDoneCalls).toEqual([td2, td1]);
});
it('should be called before processing shadow dom children', () => {
it('should be called before processing view children', () => {
var parent = _createWithoutHydrate('directNoDispatcher').changeDetector;
var child = _createWithoutHydrate('directNoDispatcher').changeDetector;
parent.addShadowDomChild(child);
var orderOfOperations = [];
var directiveInShadowDom = null;
var directiveInShadowDom;
directiveInShadowDom =
new TestDirective(() => { orderOfOperations.push(directiveInShadowDom); });
var parentDirective = null;
var parentDirective;
parentDirective =
new TestDirective(() => { orderOfOperations.push(parentDirective); });
parent.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([parentDirective], []),
null);
child.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directiveInShadowDom], []),
null);
child.hydrate(_DEFAULT_CONTEXT, null,
new FakeDirectives([directiveInShadowDom], []), null);
parent.detectChanges();
expect(orderOfOperations).toEqual([parentDirective, directiveInShadowDom]);
});
});
describe('afterViewInit', () => {
it('should be called after processing the view children', () => {
var cd = _createWithoutHydrate('emptyWithDirectiveRecords').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1, directive2], []),
null);
cd.detectChanges();
expect(directive1.afterViewInitCalled).toBe(true);
expect(directive2.afterViewInitCalled).toBe(true);
// reset directives
directive1.afterViewInitCalled = false;
directive2.afterViewInitCalled = false;
// Verify that checking should not call them.
cd.checkNoChanges();
expect(directive1.afterViewInitCalled).toBe(false);
expect(directive2.afterViewInitCalled).toBe(false);
// re-verify that changes should not call them
cd.detectChanges();
expect(directive1.afterViewInitCalled).toBe(false);
expect(directive2.afterViewInitCalled).toBe(false);
});
it('should not be called when afterViewInit is false', () => {
var cd = _createWithoutHydrate('noCallbacks').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1], []), null);
cd.detectChanges();
expect(directive1.afterViewInitCalled).toEqual(false);
});
});
describe('afterViewChecked', () => {
it('should be called after processing the view children', () => {
var cd = _createWithoutHydrate('emptyWithDirectiveRecords').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1, directive2], []),
null);
cd.detectChanges();
expect(directive1.afterViewCheckedCalled).toBe(true);
expect(directive2.afterViewCheckedCalled).toBe(true);
// reset directives
directive1.afterViewCheckedCalled = false;
directive2.afterViewCheckedCalled = false;
// Verify that checking should not call them.
cd.checkNoChanges();
expect(directive1.afterViewCheckedCalled).toBe(false);
expect(directive2.afterViewCheckedCalled).toBe(false);
// re-verify that changes should call them
cd.detectChanges();
expect(directive1.afterViewCheckedCalled).toBe(true);
expect(directive2.afterViewCheckedCalled).toBe(true);
});
it('should not be called when afterViewChecked is false', () => {
var cd = _createWithoutHydrate('noCallbacks').changeDetector;
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([directive1], []), null);
cd.detectChanges();
expect(directive1.afterViewCheckedCalled).toEqual(false);
});
it('should be called in reverse order so the child is always notified before the parent',
() => {
var cd = _createWithoutHydrate('emptyWithDirectiveRecords').changeDetector;
var onChangesDoneCalls = [];
var td1;
td1 = new TestDirective(null, () => onChangesDoneCalls.push(td1));
var td2;
td2 = new TestDirective(null, () => onChangesDoneCalls.push(td2));
cd.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([td1, td2], []), null);
cd.detectChanges();
expect(onChangesDoneCalls).toEqual([td2, td1]);
});
it('should be called after processing view children', () => {
var parent = _createWithoutHydrate('directNoDispatcher').changeDetector;
var child = _createWithoutHydrate('directNoDispatcher').changeDetector;
parent.addShadowDomChild(child);
var orderOfOperations = [];
var directiveInShadowDom;
directiveInShadowDom = new TestDirective(
null, () => { orderOfOperations.push(directiveInShadowDom); });
var parentDirective;
parentDirective =
new TestDirective(null, () => { orderOfOperations.push(parentDirective); });
parent.hydrate(_DEFAULT_CONTEXT, null, new FakeDirectives([parentDirective], []),
null);
child.hydrate(_DEFAULT_CONTEXT, null,
new FakeDirectives([directiveInShadowDom], []), null);
parent.detectChanges();
expect(orderOfOperations).toEqual([directiveInShadowDom, parentDirective]);
});
});
});
});
});
@ -1104,21 +1270,17 @@ class TestDirective {
a;
b;
changes;
afterContentCheckedCalled;
afterContentCheckedSpy;
doCheckCalled;
onInitCalled;
doCheckCalled = false;
onInitCalled = false;
afterContentInitCalled = false;
afterContentCheckedCalled = false;
afterViewInitCalled = false;
afterViewCheckedCalled = false;
event;
constructor(onChangesDoneSpy = null) {
this.afterContentCheckedCalled = false;
this.doCheckCalled = false;
this.onInitCalled = false;
this.afterContentCheckedSpy = onChangesDoneSpy;
this.a = null;
this.b = null;
this.changes = null;
}
constructor(public afterContentCheckedSpy = null, public afterViewCheckedSpy = null) {}
onEvent(event) { this.event = event; }
@ -1132,12 +1294,23 @@ class TestDirective {
this.changes = r;
}
afterContentInit() { this.afterContentInitCalled = true; }
afterContentChecked() {
this.afterContentCheckedCalled = true;
if (isPresent(this.afterContentCheckedSpy)) {
this.afterContentCheckedSpy();
}
}
afterViewInit() { this.afterViewInitCalled = true; }
afterViewChecked() {
this.afterViewCheckedCalled = true;
if (isPresent(this.afterViewCheckedSpy)) {
this.afterViewCheckedSpy();
}
}
}
class Person {
@ -1183,6 +1356,7 @@ class TestDispatcher implements ChangeDispatcher {
debugLog: string[];
loggedValues: List<any>;
afterContentCheckedCalled: boolean = false;
afterViewCheckedCalled: boolean = false;
constructor() { this.clear(); }
@ -1201,6 +1375,7 @@ class TestDispatcher implements ChangeDispatcher {
logBindingUpdate(target, value) { this.debugLog.push(`${target.name}=${this._asString(value)}`); }
notifyAfterContentChecked() { this.afterContentCheckedCalled = true; }
notifyAfterViewChecked() { this.afterViewCheckedCalled = true; }
getDebugContext(a, b) { return null; }

69
modules/angular2/test/core/compiler/directive_lifecycle_spec.dart
View File

@ -88,6 +88,25 @@ main() {
});
});
describe("afterContentInit", () {
it("should be true when the directive implements AfterContentInit", () {
expect(
metadata(DirectiveImplementingAfterContentInit, new Directive())
.callAfterContentInit).toBe(true);
});
it("should be true when the lifecycle includes afterContentInit", () {
expect(metadata(DirectiveNoHooks,
new Directive(lifecycle: [LifecycleEvent.AfterContentInit]))
.callAfterContentInit).toBe(true);
});
it("should be false otherwise", () {
expect(metadata(DirectiveNoHooks, new Directive())
.callAfterContentInit).toBe(false);
});
});
describe("afterContentChecked", () {
it("should be true when the directive implements AfterContentChecked", () {
expect(
@ -106,6 +125,44 @@ main() {
.callAfterContentChecked).toBe(false);
});
});
describe("afterViewInit", () {
it("should be true when the directive implements AfterViewInit", () {
expect(
metadata(DirectiveImplementingAfterViewInit, new Directive())
.callAfterViewInit).toBe(true);
});
it("should be true when the lifecycle includes afterViewInit", () {
expect(metadata(DirectiveNoHooks,
new Directive(lifecycle: [LifecycleEvent.AfterViewInit]))
.callAfterViewInit).toBe(true);
});
it("should be false otherwise", () {
expect(metadata(DirectiveNoHooks, new Directive())
.callAfterViewInit).toBe(false);
});
});
describe("afterViewChecked", () {
it("should be true when the directive implements AfterViewChecked", () {
expect(
metadata(DirectiveImplementingAfterViewChecked, new Directive())
.callAfterViewChecked).toBe(true);
});
it("should be true when the lifecycle includes afterViewChecked", () {
expect(metadata(DirectiveNoHooks,
new Directive(lifecycle: [LifecycleEvent.AfterViewChecked]))
.callAfterViewChecked).toBe(true);
});
it("should be false otherwise", () {
expect(metadata(DirectiveNoHooks, new Directive())
.callAfterViewChecked).toBe(false);
});
});
});
});
}
@ -128,6 +185,18 @@ class DirectiveImplementingOnDestroy implements OnDestroy {
onDestroy() {}
}
class DirectiveImplementingAfterContentInit implements AfterContentInit {
afterContentInit() {}
}
class DirectiveImplementingAfterContentChecked implements AfterContentChecked {
afterContentChecked() {}
}
class DirectiveImplementingAfterViewInit implements AfterViewInit {
afterViewInit() {}
}
class DirectiveImplementingAfterViewChecked implements AfterViewChecked {
afterViewChecked() {}
}

72
modules/angular2/test/core/compiler/directive_lifecycle_spec.ts
View File

@ -102,6 +102,26 @@ export function main() {
});
});
describe("afterContentInit", () => {
it("should be true when the directive has the afterContentInit method", () => {
expect(metadata(DirectiveWithAfterContentInitMethod, new DirectiveMetadata({}))
.callAfterContentInit)
.toBe(true);
});
it("should be true when the lifecycle includes afterContentInit", () => {
expect(metadata(DirectiveNoHooks,
new DirectiveMetadata({lifecycle: [LifecycleEvent.AfterContentInit]}))
.callAfterContentInit)
.toBe(true);
});
it("should be false otherwise", () => {
expect(metadata(DirectiveNoHooks, new DirectiveMetadata()).callAfterContentInit)
.toBe(false);
});
});
describe("afterContentChecked", () => {
it("should be true when the directive has the afterContentChecked method", () => {
expect(metadata(DirectiveWithAfterContentCheckedMethod, new DirectiveMetadata({}))
@ -121,6 +141,46 @@ export function main() {
.toBe(false);
});
});
describe("afterViewInit", () => {
it("should be true when the directive has the afterViewInit method", () => {
expect(metadata(DirectiveWithAfterViewInitMethod, new DirectiveMetadata({}))
.callAfterViewInit)
.toBe(true);
});
it("should be true when the lifecycle includes afterViewInit", () => {
expect(metadata(DirectiveNoHooks,
new DirectiveMetadata({lifecycle: [LifecycleEvent.AfterViewInit]}))
.callAfterViewInit)
.toBe(true);
});
it("should be false otherwise", () => {
expect(metadata(DirectiveNoHooks, new DirectiveMetadata()).callAfterViewInit).toBe(false);
});
});
describe("afterViewChecked", () => {
it("should be true when the directive has the afterViewChecked method", () => {
expect(metadata(DirectiveWithAfterViewCheckedMethod, new DirectiveMetadata({}))
.callAfterViewChecked)
.toBe(true);
});
it("should be true when the lifecycle includes afterViewChecked", () => {
expect(metadata(DirectiveNoHooks,
new DirectiveMetadata({lifecycle: [LifecycleEvent.AfterViewChecked]}))
.callAfterViewChecked)
.toBe(true);
});
it("should be false otherwise", () => {
expect(metadata(DirectiveNoHooks, new DirectiveMetadata()).callAfterViewChecked)
.toBe(false);
});
});
});
});
}
@ -143,6 +203,18 @@ class DirectiveWithOnDestroyMethod {
onDestroy(_) {}
}
class DirectiveWithAfterContentInitMethod {
afterContentInit() {}
}
class DirectiveWithAfterContentCheckedMethod {
afterContentChecked() {}
}
class DirectiveWithAfterViewInitMethod {
afterViewInit() {}
}
class DirectiveWithAfterViewCheckedMethod {
afterViewChecked() {}
}

57
modules/angular2/test/core/directive_lifecycle_integration_spec.ts
View File

@ -9,6 +9,7 @@ import {
it,
xdescribe,
xit,
Log,
TestComponentBuilder
} from 'angular2/test_lib';
@ -18,28 +19,26 @@ export function main() {
describe('directive lifecycle integration spec', () => {
it('should invoke lifecycle methods onChanges > onInit > doCheck > afterContentChecked',
inject([TestComponentBuilder, AsyncTestCompleter], (tcb: TestComponentBuilder, async) => {
inject([TestComponentBuilder, Log, AsyncTestCompleter], (tcb: TestComponentBuilder, log: Log,
async) => {
tcb.overrideView(
MyComp,
new ViewMetadata(
{template: '<div [field]="123" lifecycle></div>', directives: [LifecycleDir]}))
{template: '<div [field]="123" lifecycle></div>', directives: [LifecycleCmp]}))
.createAsync(MyComp)
.then((tc) => {
var dir = tc.componentViewChildren[0].inject(LifecycleDir);
tc.detectChanges();
expect(dir.log).toEqual(["onChanges", "onInit", "doCheck", "afterContentChecked"]);
expect(log.result())
.toEqual(
"onChanges; onInit; doCheck; afterContentInit; afterContentChecked; child_doCheck; " +
"afterViewInit; afterViewChecked");
log.clear();
tc.detectChanges();
expect(dir.log).toEqual([
"onChanges",
"onInit",
"doCheck",
"afterContentChecked",
"doCheck",
"afterContentChecked"
]);
expect(log.result())
.toEqual("doCheck; afterContentChecked; child_doCheck; afterViewChecked");
async.done();
});
@ -48,29 +47,43 @@ export function main() {
}
@Directive({
@Directive({selector: '[lifecycle-dir]', lifecycle: [LifecycleEvent.DoCheck]})
class LifecycleDir {
constructor(private log: Log) {}
doCheck() { this.log.add("child_doCheck"); }
}
@Component({
selector: "[lifecycle]",
properties: ['field'],
lifecycle: [
LifecycleEvent.OnChanges,
LifecycleEvent.DoCheck,
LifecycleEvent.OnInit,
LifecycleEvent.AfterContentChecked
LifecycleEvent.DoCheck,
LifecycleEvent.AfterContentInit,
LifecycleEvent.AfterContentChecked,
LifecycleEvent.AfterViewInit,
LifecycleEvent.AfterViewChecked
]
})
class LifecycleDir {
@View({template: `<div lifecycle-dir></div>`, directives: [LifecycleDir]})
class LifecycleCmp {
field;
log: List<string>;
constructor(private log: Log) {}
constructor() { this.log = []; }
onChanges(_) { this.log.add("onChanges"); }
onChanges(_) { this.log.push("onChanges"); }
onInit() { this.log.add("onInit"); }
onInit() { this.log.push("onInit"); }
doCheck() { this.log.add("doCheck"); }
doCheck() { this.log.push("doCheck"); }
afterContentInit() { this.log.add("afterContentInit"); }
afterContentChecked() { this.log.push("afterContentChecked"); }
afterContentChecked() { this.log.add("afterContentChecked"); }
afterViewInit() { this.log.add("afterViewInit"); }
afterViewChecked() { this.log.add("afterViewChecked"); }
}
@Component({selector: 'my-comp'})

1
modules/benchmarks/src/change_detection/change_detection_benchmark.ts
View File

@ -389,4 +389,5 @@ class DummyDispatcher implements ChangeDispatcher {
notifyOnBinding(bindingTarget, newValue) { throw "Should not be used"; }
logBindingUpdate(bindingTarget, newValue) { throw "Should not be used"; }
notifyAfterContentChecked() {}
notifyAfterViewChecked() {}
}

6
modules_dart/transform/lib/src/transform/common/convert.dart
View File

@ -27,7 +27,10 @@ Map<String, dynamic> directiveMetadataToMap(RenderDirectiveMetadata meta) {
["callDoCheck", meta.callDoCheck],
["callOnInit", meta.callOnInit],
["callOnChanges", meta.callOnChanges],
["callAfterContentInit", meta.callAfterContentInit],
["callAfterContentChecked", meta.callAfterContentChecked],
["callAfterViewInit", meta.callAfterViewInit],
["callAfterViewChecked", meta.callAfterViewChecked],
["events", meta.events],
["changeDetection", meta.changeDetection == null ? null : meta.changeDetection.index],
["version", 1]
@ -57,7 +60,10 @@ RenderDirectiveMetadata directiveMetadataFromMap(Map<String, dynamic> map) {
callDoCheck: (map["callDoCheck"] as bool),
callOnChanges: (map["callOnChanges"] as bool),
callOnInit: (map["callOnInit"] as bool),
callAfterContentInit: (map["callAfterContentInit"] as bool),
callAfterContentChecked: (map["callAfterContentChecked"] as bool),
callAfterViewInit: (map["callAfterViewInit"] as bool),
callAfterViewChecked: (map["callAfterViewChecked"] as bool),
events: (_cloneIfPresent(map["events"]) as List<String>),
changeDetection: map["changeDetection"] == null ? null
: ChangeDetectionStrategy.values[map["changeDetection"] as int]);

12
modules_dart/transform/lib/src/transform/common/directive_metadata_reader.dart
View File

@ -63,7 +63,10 @@ class _DirectiveMetadataVisitor extends Object
bool _callOnChange;
bool _callOnCheck;
bool _callOnInit;
bool _callAfterContentInit;
bool _callAfterContentChecked;
bool _callAfterViewInit;
bool _callAfterViewChecked;
ChangeDetectionStrategy _changeDetection;
List<String> _events;
@ -83,7 +86,10 @@ class _DirectiveMetadataVisitor extends Object
_callOnChange = false;
_callOnCheck = false;
_callOnInit = false;
_callAfterContentInit = false;
_callAfterContentChecked = false;
_callAfterViewInit = false;
_callAfterViewChecked = false;
_changeDetection = null;
_events = [];
}
@ -100,7 +106,10 @@ class _DirectiveMetadataVisitor extends Object
callOnChanges: _callOnChange,
callDoCheck: _callOnCheck,
callOnInit: _callOnInit,
callAfterContentInit: _callAfterContentInit,
callAfterContentChecked: _callAfterContentChecked,
callAfterViewInit: _callAfterViewInit,
callAfterViewChecked: _callAfterViewChecked,
changeDetection: _changeDetection,
events: _events);
@ -274,7 +283,10 @@ class _DirectiveMetadataVisitor extends Object
_callOnChange = lifecycleEvents.contains("OnChanges");
_callOnCheck = lifecycleEvents.contains("DoCheck");
_callOnInit = lifecycleEvents.contains("OnInit");
_callAfterContentInit = lifecycleEvents.contains("AfterContentInit");
_callAfterContentChecked = lifecycleEvents.contains("AfterContentChecked");
_callAfterViewInit = lifecycleEvents.contains("AfterViewInit");
_callAfterViewChecked = lifecycleEvents.contains("AfterViewChecked");
}
void _populateEvents(Expression eventsValue) {

42
modules_dart/transform/lib/src/transform/common/interface_matcher.dart
View File

@ -33,13 +33,34 @@ const _ON_INIT_INTERFACES = const [
const ClassDescriptor(
'OnInit', 'package:angular2/src/core/compiler/interfaces.dart'),
];
const _ON_ALL_CHANGES_DONE_INTERFACES = const [
const _ON_AFTER_CONTENT_INIT_INTERFACES = const [
const ClassDescriptor('AfterContentInit', 'package:angular2/angular2.dart'),
const ClassDescriptor(
'AfterContentInit', 'package:angular2/metadata.dart'),
const ClassDescriptor(
'AfterContentInit', 'package:angular2/src/core/compiler/interfaces.dart')
];
const _ON_AFTER_CONTENT_CHECKED_INTERFACES = const [
const ClassDescriptor('AfterContentChecked', 'package:angular2/angular2.dart'),
const ClassDescriptor(
'AfterContentChecked', 'package:angular2/metadata.dart'),
const ClassDescriptor(
'AfterContentChecked', 'package:angular2/src/core/compiler/interfaces.dart')
];
const _ON_AFTER_VIEW_INIT_INTERFACES = const [
const ClassDescriptor('AfterViewInit', 'package:angular2/angular2.dart'),
const ClassDescriptor(
'AfterViewInit', 'package:angular2/metadata.dart'),
const ClassDescriptor(
'AfterViewInit', 'package:angular2/src/core/compiler/interfaces.dart')
];
const _ON_AFTER_VIEW_CHECKED_INTERFACES = const [
const ClassDescriptor('AfterViewChecked', 'package:angular2/angular2.dart'),
const ClassDescriptor(
'AfterViewChecked', 'package:angular2/metadata.dart'),
const ClassDescriptor(
'AfterViewChecked', 'package:angular2/src/core/compiler/interfaces.dart')
];
/// Checks if a given [Annotation] matches any of the given
/// [ClassDescriptors].
@ -52,7 +73,10 @@ class InterfaceMatcher extends ClassMatcherBase {
..addAll(_ON_DESTROY_INTERFACES)
..addAll(_ON_CHECK_INTERFACES)
..addAll(_ON_INIT_INTERFACES)
..addAll(_ON_ALL_CHANGES_DONE_INTERFACES));
..addAll(_ON_AFTER_CONTENT_INIT_INTERFACES)
..addAll(_ON_AFTER_CONTENT_CHECKED_INTERFACES)
..addAll(_ON_AFTER_VIEW_INIT_INTERFACES)
..addAll(_ON_AFTER_VIEW_CHECKED_INTERFACES));
}
/// Checks if an [Identifier] implements [OnChanges].
@ -71,7 +95,19 @@ class InterfaceMatcher extends ClassMatcherBase {
bool isOnInit(Identifier typeName, AssetId assetId) =>
implements(firstMatch(typeName, assetId), _ON_INIT_INTERFACES);
/// Checks if an [Identifier] implements [AfterContentInit].
bool isAfterContentInit(Identifier typeName, AssetId assetId) => implements(
firstMatch(typeName, assetId), _ON_AFTER_CONTENT_INIT_INTERFACES);
/// Checks if an [Identifier] implements [AfterContentChecked].
bool isAfterContentChecked(Identifier typeName, AssetId assetId) => implements(
firstMatch(typeName, assetId), _ON_ALL_CHANGES_DONE_INTERFACES);
firstMatch(typeName, assetId), _ON_AFTER_CONTENT_CHECKED_INTERFACES);
/// Checks if an [Identifier] implements [AfterViewInit].
bool isAfterViewInit(Identifier typeName, AssetId assetId) => implements(
firstMatch(typeName, assetId), _ON_AFTER_VIEW_INIT_INTERFACES);
/// Checks if an [Identifier] implements [AfterViewChecked].
bool isAfterViewChecked(Identifier typeName, AssetId assetId) => implements(
firstMatch(typeName, assetId), _ON_AFTER_VIEW_CHECKED_INTERFACES);
}

12
modules_dart/transform/lib/src/transform/directive_processor/visitors.dart
View File

@ -271,10 +271,22 @@ class AnnotationsTransformVisitor extends ToSourceVisitor {
_ifaceLifecycleEntries.add('${LifecycleEvent.OnInit}');
populateImport(name);
}
if (_interfaceMatcher.isAfterContentInit(name, _assetId)) {
_ifaceLifecycleEntries.add('${LifecycleEvent.AfterContentInit}');
populateImport(name);
}
if (_interfaceMatcher.isAfterContentChecked(name, _assetId)) {
_ifaceLifecycleEntries.add('${LifecycleEvent.AfterContentChecked}');
populateImport(name);
}
if (_interfaceMatcher.isAfterViewInit(name, _assetId)) {
_ifaceLifecycleEntries.add('${LifecycleEvent.AfterViewInit}');
populateImport(name);
}
if (_interfaceMatcher.isAfterViewChecked(name, _assetId)) {
_ifaceLifecycleEntries.add('${LifecycleEvent.AfterViewChecked}');
populateImport(name);
}
});
}

33
modules_dart/transform/lib/src/transform/template_compiler/change_detector_codegen.dart
View File

@ -143,15 +143,15 @@ class _CodegenState {
var $_CHANGES_LOCAL = null;
${_records.map(_genRecord).join('')}
${_names.getAlreadyCheckedName()} = true;
}
${_maybeGenHandleEventInternal()}
${_genCheckNoChanges()}
${_maybeGenCallAfterContentChecked()}
${_maybeGenAfterContentLifecycleCallbacks()}
${_maybeGenAfterViewLifecycleCallbacks()}
${_maybeGenHydrateDirectives()}
@ -260,19 +260,24 @@ class _CodegenState {
'{ $hydrateDirectivesCode $hydrateDetectorsCode }';
}
/// Generates calls to `afterContentChecked` for all `Directive`s that request
/// them.
String _maybeGenCallAfterContentChecked() {
// NOTE(kegluneq): Order is important!
var directiveNotifications = _directiveRecords.reversed
.where((rec) => rec.callAfterContentChecked)
.map((rec) =>
'${_names.getDirectiveName(rec.directiveIndex)}.afterContentChecked();');
String _maybeGenAfterContentLifecycleCallbacks() {
var directiveNotifications = _logic.genContentLifecycleCallbacks(_directiveRecords);
if (directiveNotifications.isNotEmpty) {
return '''
void callAfterContentChecked() {
${_names.getDispatcherName()}.notifyAfterContentChecked();
void afterContentLifecycleCallbacksInternal() {
${directiveNotifications.join('')}
}
''';
} else {
return '';
}
}
String _maybeGenAfterViewLifecycleCallbacks() {
var directiveNotifications = _logic.genViewLifecycleCallbacks(_directiveRecords);
if (directiveNotifications.isNotEmpty) {
return '''
void afterViewLifecycleCallbacksInternal() {
${directiveNotifications.join('')}
}
''';

12
modules_dart/transform/test/transform/common/convert_spec.dart
View File

@ -26,7 +26,10 @@ main() {
callOnChanges: true,
callDoCheck: true,
callOnInit: true,
callAfterContentInit: true,
callAfterContentChecked: true,
callAfterViewInit: true,
callAfterViewChecked: true,
events: ["onFoo", "onBar"],
changeDetection: ChangeDetectionStrategy.CheckOnce);
var map = directiveMetadataToMap(someComponent);
@ -46,7 +49,10 @@ main() {
expect(map["callDoCheck"]).toEqual(true);
expect(map["callOnChanges"]).toEqual(true);
expect(map["callOnInit"]).toEqual(true);
expect(map["callAfterContentInit"]).toEqual(true);
expect(map["callAfterContentChecked"]).toEqual(true);
expect(map["callAfterViewInit"]).toEqual(true);
expect(map["callAfterViewChecked"]).toEqual(true);
expect(map["exportAs"]).toEqual("aaa");
expect(map["events"]).toEqual(["onFoo", "onBar"]);
expect(map["changeDetection"]).toEqual(ChangeDetectionStrategy.CheckOnce.index);
@ -67,7 +73,10 @@ main() {
["callDoCheck", true],
["callOnInit", true],
["callOnChanges", true],
["callAfterContentInit", true],
["callAfterContentChecked", true],
["callAfterViewInit", true],
["callAfterViewChecked", true],
["events", ["onFoo", "onBar"]],
["changeDetection", ChangeDetectionStrategy.CheckOnce.index]
]);
@ -89,7 +98,10 @@ main() {
expect(meta.callDoCheck).toEqual(true);
expect(meta.callOnInit).toEqual(true);
expect(meta.callOnChanges).toEqual(true);
expect(meta.callAfterContentInit).toEqual(true);
expect(meta.callAfterContentChecked).toEqual(true);
expect(meta.callAfterViewInit).toEqual(true);
expect(meta.callAfterViewChecked).toEqual(true);
expect(meta.events).toEqual(["onFoo", "onBar"]);
expect(meta.changeDetection).toEqual(ChangeDetectionStrategy.CheckOnce);
});

3
modules_dart/transform/test/transform/directive_metadata_extractor/all_tests.dart
View File

@ -106,7 +106,10 @@ void allTests() {
expect(metadata.callOnChanges).toBe(true);
expect(metadata.callDoCheck).toBe(true);
expect(metadata.callOnInit).toBe(true);
expect(metadata.callAfterContentInit).toBe(true);
expect(metadata.callAfterContentChecked).toBe(true);
expect(metadata.callAfterViewInit).toBe(true);
expect(metadata.callAfterViewChecked).toBe(true);
});
it('should parse events.', () async {

5
modules_dart/transform/test/transform/directive_metadata_extractor/directive_metadata_files/lifecycle.ng_deps.dart
View File

@ -17,7 +17,10 @@ void initReflector(reflector) {
LifecycleEvent.OnDestroy,
LifecycleEvent.OnInit,
LifecycleEvent.DoCheck,
LifecycleEvent.AfterContentChecked
LifecycleEvent.AfterContentInit,
LifecycleEvent.AfterContentChecked,
LifecycleEvent.AfterViewInit,
LifecycleEvent.AfterViewChecked
])
], const [
const []

35
modules_dart/transform/test/transform/directive_processor/interface_lifecycle_files/expected/soup.ng_deps.dart
View File

@ -52,6 +52,17 @@ void initReflector() {
const [],
() => new OnInitSoupComponent(),
const [OnInit]))
..registerType(
AfterContentInitSoupComponent,
new _ngRef.ReflectionInfo(
const [
const Component(
selector: '[soup]',
lifecycle: const [LifecycleEvent.AfterContentInit])
],
const [],
() => new AfterContentInitSoupComponent(),
const [AfterContentInit]))
..registerType(
AfterContentCheckedSoupComponent,
new _ngRef.ReflectionInfo(
@ -62,5 +73,27 @@ void initReflector() {
],
const [],
() => new AfterContentCheckedSoupComponent(),
const [AfterContentChecked]));
const [AfterContentChecked]))
..registerType(
AfterViewInitSoupComponent,
new _ngRef.ReflectionInfo(
const [
const Component(
selector: '[soup]',
lifecycle: const [LifecycleEvent.AfterViewInit])
],
const [],
() => new AfterViewInitSoupComponent(),
const [AfterViewInit]))
..registerType(
AfterViewCheckedSoupComponent,
new _ngRef.ReflectionInfo(
const [
const Component(
selector: '[soup]',
lifecycle: const [LifecycleEvent.AfterViewChecked])
],
const [],
() => new AfterViewCheckedSoupComponent(),
const [AfterViewChecked]));
}

9
modules_dart/transform/test/transform/directive_processor/interface_lifecycle_files/soup.dart
View File

@ -14,5 +14,14 @@ class OnCheckSoupComponent implements DoCheck {}
@Component(selector: '[soup]')
class OnInitSoupComponent implements OnInit {}
@Component(selector: '[soup]')
class AfterContentInitSoupComponent implements AfterContentInit {}
@Component(selector: '[soup]')
class AfterContentCheckedSoupComponent implements AfterContentChecked {}
@Component(selector: '[soup]')
class AfterViewInitSoupComponent implements AfterViewInit {}
@Component(selector: '[soup]')
class AfterViewCheckedSoupComponent implements AfterViewChecked {}

3
modules_dart/transform/test/transform/integration/simple_annotation_files/expected/bar.ng_meta.json
View File

@ -16,7 +16,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1

2
modules_dart/transform/test/transform/integration/two_annotations_files/expected/bar.ng_deps.dart
View File

@ -66,8 +66,6 @@ class _MyComponent_ChangeDetector0
changes = null;
isChanged = false;
this.alreadyChecked = true;
}
void checkNoChanges() {

12
modules_dart/transform/test/transform/template_compiler/registrations_files/dependency.ng_meta.json
View File

@ -16,7 +16,10 @@
"callDoCheck": null,
"callOnInit": null,
"callOnChanges": null,
"callAfterContentInit": null,
"callAfterContentChecked": null,
"callAfterViewInit": null,
"callAfterViewChecked": null,
"events": ["dependencyEventName"],
"changeDetection": null,
"version": 1
@ -39,7 +42,10 @@
"callDoCheck": null,
"callOnInit": null,
"callOnChanges": null,
"callAfterContentInit": null,
"callAfterContentChecked": null,
"callAfterViewInit": null,
"callAfterViewChecked": null,
"events": null,
"changeDetection": null,
"version": 1
@ -62,7 +68,10 @@
"callDoCheck": null,
"callOnInit": null,
"callOnChanges": null,
"callAfterContentInit": null,
"callAfterContentChecked": null,
"callAfterViewInit": null,
"callAfterViewChecked": null,
"events": null,
"changeDetection": null,
"version": 1
@ -85,7 +94,10 @@
"callDoCheck": true,
"callOnInit": null,
"callOnChanges": null,
"callAfterContentInit": null,
"callAfterContentChecked": null,
"callAfterViewInit": null,
"callAfterViewChecked": null,
"events": null,
"changeDetection": null,
"version": 1

24
modules_dart/transform/test/transform/template_compiler/registrations_files/registrations.ng_meta.json
View File

@ -16,7 +16,10 @@
"callDoCheck": null,
"callOnInit": null,
"callOnChanges": null,
"callAfterContentInit": null,
"callAfterContentChecked": null,
"callAfterViewInit": null,
"callAfterViewChecked": null,
"events": null,
"changeDetection": null,
"version": 1
@ -39,7 +42,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1
@ -62,7 +68,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": ["eventName"],
"changeDetection": null,
"version": 1
@ -85,7 +94,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1
@ -108,7 +120,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1
@ -131,7 +146,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1
@ -154,7 +172,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1
@ -177,7 +198,10 @@
"callDoCheck": false,
"callOnInit": false,
"callOnChanges": false,
"callAfterContentInit": false,
"callAfterContentChecked": false,
"callAfterViewInit": false,
"callAfterViewChecked": false,
"events": [],
"changeDetection": null,
"version": 1