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Merge pull request #1184 from NativeScript/cankov/context-to-template

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Propagate context to template Views
This commit is contained in:
Panayot Cankov
2015-11-30 15:30:19 +02:00
parent 72577a8d58 af343292b1
commit 986cf41ff6
6 changed files with 40 additions and 1 deletions
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2
apps/tests/xml-declaration/template-builder-tests/event-in-template.ts Normal file
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@ -0,0 +1,2 @@
// Our unit test will set this function and expect it to be set as a handler on a View in the XML.
export var test: (args: any) => void;

8
apps/tests/xml-declaration/template-builder-tests/event-in-template.xml Normal file
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@ -0,0 +1,8 @@
<Page xmlns="http://schemas.nativescript.org/tns.xsd"
xmlns:tc="xml-declaration/template-builder-tests/template-view">
<tc:TemplateView id="template-view">
<tc:TemplateView.template>
<tc:TemplateView text="Click!" test="test" />
</tc:TemplateView.template>
</tc:TemplateView>
</Page>

2
apps/tests/xml-declaration/template-builder-tests/template-view.ts
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@ -18,6 +18,8 @@ export class TemplateView extends LayoutBase {
null
)
);
public static testEvent: string = "test";
get template(): string | Template {
return this._getValue(TemplateView.templateProperty);

26
apps/tests/xml-declaration/xml-declaration-tests.ts
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@ -880,4 +880,30 @@ export function test_NonExistingElementInTemplateError() {
message = e.message;
}
TKUnit.assertEqual(message.substr(0, expectedErrorStart.length), expectedErrorStart, "Expected load to throw, and the message to start with specific string");
}
export function test_EventInTemplate() {
var pageCode = require("./template-builder-tests/event-in-template");
var notified = false;
pageCode.test = (args) => {
notified = true;
}
var basePath = "xml-declaration/";
var message;
var page = builder.load(__dirname + "/template-builder-tests/event-in-template.xml", pageCode);
TKUnit.assert(view, "Expected the xml to generate a page");
var templateView = <TemplateView>page.getViewById("template-view");
TKUnit.assert(templateView, "Expected the page to have a TemplateView with 'temaplte-view' id.");
templateView.parseTemplate();
TKUnit.assertEqual(templateView.getChildrenCount(), 1, "Expected TemplateView initially to have 1 child.");
var childTemplateView = <TemplateView>templateView.getChildAt(0);
TKUnit.assert(childTemplateView, "Expected the TemplateView's template to create a child TemplateView.");
childTemplateView.notify({
eventName: "test",
object: childTemplateView
});
TKUnit.assert(notified, "Expected the child to raise the test event.");
}

1
tsconfig.json
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@ -319,6 +319,7 @@
"apps/tests/xml-declaration/mainPage.ts",
"apps/tests/xml-declaration/mymodule/MyControl.ts",
"apps/tests/xml-declaration/mymodulewithxml/MyControl.ts",
"apps/tests/xml-declaration/template-builder-tests/event-in-template.ts",
"apps/tests/xml-declaration/template-builder-tests/template-view.ts",
"apps/tests/xml-declaration/xml-declaration-tests.ts",
"apps/tests/xml-parser-tests/xml-parser-tests.ts",

2
ui/builder/builder.ts
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@ -438,7 +438,7 @@ namespace xml2ui {
if (ComponentParser.isKnownTemplate(name, parent.exports)) {
return new TemplateParser(this, {
context: parent ? getExports(parent.component) : null, // Passing 'context' won't work if you set "codeFile" on the page
context: (parent ? getExports(parent.component) : null) || this.context, // Passing 'context' won't work if you set "codeFile" on the page
parent: parent,
name: name,
elementName: args.elementName,