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refactor(compiler): generate host listeners in DirectiveWrappers

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Part of #11683
This commit is contained in:
Tobias Bosch
2016-10-26 16:58:35 -07:00
committed by vsavkin
parent a664aba2c9
commit 32feb8a532
15 changed files with 628 additions and 316 deletions
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20
modules/@angular/compiler/src/view_compiler/lifecycle_binder.ts
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@ -7,16 +7,15 @@
*/
import {CompileDirectiveMetadata, CompilePipeMetadata} from '../compile_metadata';
import {DirectiveWrapperExpressions} from '../directive_wrapper_compiler';
import * as o from '../output/output_ast';
import {LifecycleHooks} from '../private_import_core';
import {DirectiveAst, ProviderAst} from '../template_parser/template_ast';
import {DirectiveAst, ProviderAst, ProviderAstType} from '../template_parser/template_ast';
import {CompileElement} from './compile_element';
import {CompileView} from './compile_view';
import {DetectChangesVars} from './constants';
var STATE_IS_NEVER_CHECKED = o.THIS_EXPR.prop('numberOfChecks').identical(new o.LiteralExpr(0));
var NOT_THROW_ON_CHANGES = o.not(DetectChangesVars.throwOnChange);
@ -56,11 +55,24 @@ export function bindDirectiveAfterViewLifecycleCallbacks(
}
}
export function bindDirectiveWrapperLifecycleCallbacks(
dir: DirectiveAst, directiveWrapperIntance: o.Expression, compileElement: CompileElement) {
compileElement.view.destroyMethod.addStmts(
DirectiveWrapperExpressions.ngOnDestroy(dir.directive, directiveWrapperIntance));
compileElement.view.detachMethod.addStmts(DirectiveWrapperExpressions.ngOnDetach(
dir.hostProperties, directiveWrapperIntance, o.THIS_EXPR,
compileElement.component ? compileElement.appElement.prop('componentView') : o.THIS_EXPR,
compileElement.renderNode));
}
export function bindInjectableDestroyLifecycleCallbacks(
provider: ProviderAst, providerInstance: o.Expression, compileElement: CompileElement) {
var onDestroyMethod = compileElement.view.destroyMethod;
onDestroyMethod.resetDebugInfo(compileElement.nodeIndex, compileElement.sourceAst);
if (provider.lifecycleHooks.indexOf(LifecycleHooks.OnDestroy) !== -1) {
if (provider.providerType !== ProviderAstType.Directive &&
provider.providerType !== ProviderAstType.Component &&
provider.lifecycleHooks.indexOf(LifecycleHooks.OnDestroy) !== -1) {
onDestroyMethod.addStmt(providerInstance.callMethod('ngOnDestroy', []).toStmt());
}
}