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FIX: Don't apply css on unloaded

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This commit is contained in:
vakrilov
2016-10-31 09:45:57 +02:00
parent 667f33b47e
commit ddd074b333
3 changed files with 42 additions and 44 deletions
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28
tns-core-modules/ui/core/view-common.ts
View File

@ -10,13 +10,13 @@ import utils = require("utils/utils");
import color = require("color");
import observable = require("data/observable");
import keyframeAnimationModule = require("ui/animation/keyframe-animation");
import {PropertyMetadata, ProxyObject} from "ui/core/proxy";
import {PropertyMetadataSettings, PropertyChangeData, Property, ValueSource, PropertyMetadata as doPropertyMetadata} from "ui/core/dependency-observable";
import {registerSpecialProperty} from "ui/builder/special-properties";
import {CommonLayoutParams, nativeLayoutParamsProperty} from "ui/styling/style";
import { PropertyMetadata, ProxyObject } from "ui/core/proxy";
import { PropertyMetadataSettings, PropertyChangeData, Property, ValueSource, PropertyMetadata as doPropertyMetadata } from "ui/core/dependency-observable";
import { registerSpecialProperty } from "ui/builder/special-properties";
import { CommonLayoutParams, nativeLayoutParamsProperty } from "ui/styling/style";
import * as animModule from "ui/animation";
import {CssState} from "ui/styling/style-scope";
import {Source} from "utils/debug";
import { CssState } from "ui/styling/style-scope";
import { Source } from "utils/debug";
registerSpecialProperty("class", (instance: definition.View, propertyValue: string) => {
instance.className = propertyValue;
@ -99,7 +99,7 @@ export function getAncestor(view: View, criterion: string | Function): definitio
return null;
}
export function PseudoClassHandler(... pseudoClasses: string[]): MethodDecorator {
export function PseudoClassHandler(...pseudoClasses: string[]): MethodDecorator {
let stateEventNames = pseudoClasses.map(s => ":" + s);
let listeners = Symbol("listeners");
return <T>(target: Object, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<T>) => {
@ -647,8 +647,7 @@ export class View extends ProxyObject implements definition.View {
}
public onUnloaded() {
this._onCssStateChange(this._cssState, null);
this._cssState = null;
this._setCssState(null);
this._unloadEachChildView();
@ -1010,7 +1009,7 @@ export class View extends ProxyObject implements definition.View {
}
protected static adjustChildLayoutParams(view: View, widthMeasureSpec: number, heightMeasureSpec: number): void {
if(!view) {
if (!view) {
return;
}
@ -1052,7 +1051,7 @@ export class View extends ProxyObject implements definition.View {
}
protected static restoreChildOriginalParams(view: View): void {
if(!view) {
if (!view) {
return;
}
let lp: CommonLayoutParams = view.style._getValue(style.nativeLayoutParamsProperty);
@ -1180,8 +1179,7 @@ export class View extends ProxyObject implements definition.View {
if (!view) {
throw new Error("Expecting a valid View instance.");
}
if(!(view instanceof View))
{
if (!(view instanceof View)) {
throw new Error(view + " is not a valid View instance.");
}
if (view._parent) {
@ -1439,7 +1437,9 @@ export class View extends ProxyObject implements definition.View {
}
// TODO: Make sure the state is set to null and this is called on unloaded to clean up change listeners...
_onCssStateChange(previous: CssState, next: CssState): void {
_setCssState(next: CssState): void {
const previous = this._cssState;
this._cssState = next;
if (!this._invalidateCssHandler) {
this._invalidateCssHandler = () => {

2
tns-core-modules/ui/core/view.d.ts vendored
View File

@ -605,7 +605,7 @@ declare module "ui/core/view" {
_domId: number;
_cssState: any /* "ui/styling/style-scope" */;
_onCssStateChange(previous: any /* "ui/styling/style-scope" */, any /* "ui/styling/style-scope" */);
_setCssState(next: any /* "ui/styling/style-scope" */);
_registerAnimation(animation: keyframeAnimationModule.KeyframeAnimation);
_unregisterAnimation(animation: keyframeAnimationModule.KeyframeAnimation);

4
tns-core-modules/ui/styling/style-scope.ts
View File

@ -201,10 +201,8 @@ export class StyleScope {
let state = this._selectors.query(view);
let previousState = view._cssState;
let nextState = new CssState(view, state);
view._cssState = nextState;
view._onCssStateChange(previousState, nextState);
view._setCssState(nextState);
}
public query(node: Node): SelectorCore[] {