本文整理汇总了TypeScript中@angular/core/src/view/index.attachEmbeddedView函数的典型用法代码示例。如果您正苦于以下问题：TypeScript attachEmbeddedView函数的具体用法？TypeScript attachEmbeddedView怎么用？TypeScript attachEmbeddedView使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了attachEmbeddedView函数的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: it
it('should move embedded views', () => {
const {view: parentView, rootNodes} = createAndGetRootNodes(compViewDef([
elementDef(NodeFlags.None, null, null, 2, 'div'),
anchorDef(NodeFlags.EmbeddedViews, null, null, 0, null, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 0, 'span', [['name', 'child0']])
])),
anchorDef(NodeFlags.None, null, null, 0, null, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 0, 'span', [['name', 'child1']])
]))
]));
const viewContainerData = asElementData(parentView, 1);
const childView0 = Services.createEmbeddedView(parentView, parentView.def.nodes[1]);
const childView1 = Services.createEmbeddedView(parentView, parentView.def.nodes[2]);
attachEmbeddedView(parentView, viewContainerData, 0, childView0);
attachEmbeddedView(parentView, viewContainerData, 1, childView1);
moveEmbeddedView(viewContainerData, 0, 1);
expect(viewContainerData.viewContainer._embeddedViews).toEqual([childView1, childView0]);
// 2 anchors + 2 elements
const rootChildren = getDOM().childNodes(rootNodes[0]);
expect(rootChildren.length).toBe(4);
expect(getDOM().getAttribute(rootChildren[1], 'name')).toBe('child1');
expect(getDOM().getAttribute(rootChildren[2], 'name')).toBe('child0');
});示例2: it
it('should attach and detach embedded views', () => {
const {view: parentView, rootNodes} = createAndGetRootNodes(compViewDef([
elementDef(NodeFlags.None, null, null, 2, 'div'),
anchorDef(NodeFlags.HasEmbeddedViews, null, null, 0, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 0, 'span', {'name': 'child0'})
])),
anchorDef(NodeFlags.None, null, null, 0, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 0, 'span', {'name': 'child1'})
]))
]));
const childView0 = createEmbeddedView(parentView, parentView.def.nodes[1]);
const childView1 = createEmbeddedView(parentView, parentView.def.nodes[2]);
const rootChildren = getDOM().childNodes(rootNodes[0]);
attachEmbeddedView(asElementData(parentView, 1), 0, childView0);
attachEmbeddedView(asElementData(parentView, 1), 1, childView1);
// 2 anchors + 2 elements
expect(rootChildren.length).toBe(4);
expect(getDOM().getAttribute(rootChildren[1], 'name')).toBe('child0');
expect(getDOM().getAttribute(rootChildren[2], 'name')).toBe('child1');
detachEmbeddedView(asElementData(parentView, 1), 1);
detachEmbeddedView(asElementData(parentView, 1), 0);
expect(getDOM().childNodes(rootNodes[0]).length).toBe(2);
});示例3: it
it('should attach and detach embedded views', () => {
const {view: parentView, rootNodes} = createAndGetRootNodes(compViewDef([
elementDef(NodeFlags.None, null !, null !, 2, 'div'),
anchorDef(NodeFlags.EmbeddedViews, null !, null !, 0, null !, embeddedViewDef([
elementDef(NodeFlags.None, null !, null !, 0, 'span', [['name', 'child0']])
])),
anchorDef(
NodeFlags.None, null !, null !, 0, null !,
embeddedViewDef(
[elementDef(NodeFlags.None, null !, null !, 0, 'span', [['name', 'child1']])]))
]));
const viewContainerData = asElementData(parentView, 1);
const rf = parentView.root.rendererFactory;
const childView0 = createEmbeddedView(parentView, parentView.def.nodes[1]);
const childView1 = createEmbeddedView(parentView, parentView.def.nodes[2]);
attachEmbeddedView(parentView, viewContainerData, 0, childView0);
attachEmbeddedView(parentView, viewContainerData, 1, childView1);
// 2 anchors + 2 elements
const rootChildren = getDOM().childNodes(rootNodes[0]);
expect(rootChildren.length).toBe(4);
expect(getDOM().getAttribute(rootChildren[1], 'name')).toBe('child0');
expect(getDOM().getAttribute(rootChildren[2], 'name')).toBe('child1');
rf.begin !();
detachEmbeddedView(viewContainerData, 1);
detachEmbeddedView(viewContainerData, 0);
rf.end !();
expect(getDOM().childNodes(rootNodes[0]).length).toBe(2);
});示例4: it
it('should update view queries if embedded views are added or removed', () => {
const {view} = createAndGetRootNodes(compViewDef([
...compViewQueryProviders(
0,
[
anchorDef(NodeFlags.EmbeddedViews, null, null, 0, null, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 1, 'div'),
aServiceProvider(),
])),
]),
]));
Services.checkAndUpdateView(view);
const comp: QueryService = asProviderData(view, 1).instance;
expect(comp.a.length).toBe(0);
const compView = asElementData(view, 0).componentView;
const childView = Services.createEmbeddedView(compView, compView.def.nodes[1]);
attachEmbeddedView(view, asElementData(compView, 1), 0, childView);
Services.checkAndUpdateView(view);
expect(comp.a.length).toBe(1);
detachEmbeddedView(asElementData(compView, 1), 0);
Services.checkAndUpdateView(view);
expect(comp.a.length).toBe(0);
});示例5: it
it('should include projected nodes when attaching / detaching embedded views', () => {
const {view, rootNodes} =
createAndGetRootNodes(compViewDef(hostElDef(0, [textDef(2, 0, ['a'])], [
elementDef(0, NodeFlags.None, null, null, 1, 'div'),
anchorDef(NodeFlags.EmbeddedViews, null, 0, 0, null, compViewDefFactory([
ngContentDef(null, 0),
// The anchor would be added by the compiler after the ngContent
anchorDef(NodeFlags.None, null, null, 0),
])),
])));
const componentView = asElementData(view, 0).componentView;
const rf = componentView.root.rendererFactory;
const view0 = createEmbeddedView(componentView, componentView.def.nodes[1]);
attachEmbeddedView(view, asElementData(componentView, 1), 0, view0);
expect(getDOM().childNodes(getDOM().firstChild(rootNodes[0])).length).toBe(3);
expect(getDOM().childNodes(getDOM().firstChild(rootNodes[0]))[1])
.toBe(asTextData(view, 2).renderText);
rf.begin !();
detachEmbeddedView(asElementData(componentView, 1), 0);
rf.end !();
expect(getDOM().childNodes(getDOM().firstChild(rootNodes[0])).length).toBe(1);
});示例6: it
it('should checkNoChanges', () => {
const {view} = createAndGetRootNodes(compViewDef([
elementDef(NodeFlags.None, null, null, 3, 'div'),
...contentQueryProviders(),
anchorDef(NodeFlags.HasEmbeddedViews, null, null, 0, embeddedViewDef([
elementDef(NodeFlags.None, null, null, 1, 'div'),
aServiceProvider(),
])),
]));
Services.checkAndUpdateView(view);
Services.checkNoChangesView(view);
const childView = Services.createEmbeddedView(view, view.def.nodes[3]);
attachEmbeddedView(asElementData(view, 3), 0, childView);
let err: any;
try {
Services.checkNoChangesView(view);
} catch (e) {
err = e;
}
expect(err).toBeTruthy();
expect(err.message)
.toBe(
`ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked. Previous value: 'Query 1 not dirty'. Current value: 'Query 1 dirty'.`);
const debugCtx = getDebugContext(err);
expect(debugCtx.view).toBe(view);
expect(debugCtx.nodeIndex).toBe(2);
});