carbon-components-angular
Version:
Next generation components
137 lines • 14 kB
JavaScript
import { Component, Input, ContentChildren, Output, EventEmitter, HostListener } from "@angular/core";
import { ContentSwitcherOption } from "./content-switcher-option.directive";
import { isFocusInLastItem, isFocusInFirstItem } from "carbon-components-angular/common";
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
/**
* The content switcher can be used for toggling between distinct options.
* Similar to tabs, but without an associated content panel.
*
* Get started with importing the module:
*
* ```typescript
* import { ContentSwitcherModule } from 'carbon-components-angular';
* ```
*
* ```html
* <cds-content-switcher (selected)="selected($event)">
* <button cdsContentOption>First section</button>
* <button cdsContentOption>Second section</button>
* <button cdsContentOption>Third section</button>
* </cds-content-switcher>
* ```
*
* [See demo](../../?path=/story/components-content-switcher--basic)
*/
export class ContentSwitcher {
constructor(elementRef) {
this.elementRef = elementRef;
this.ariaLabel = "content switcher";
/**
* Set content switcher size
*/
this.size = "md";
/**
* Emits the activated `ContentSwitcherOption`
*/
this.selected = new EventEmitter();
}
ngAfterViewInit() {
const firstActive = this.options.find(option => option.active);
// delay setting active until the DOM has settled
if (!firstActive) {
setTimeout(() => this.options.first.active = true);
}
// subscribe to each item, emit when one is selected, and reset the active states
this.options.forEach(option => {
option.selected.subscribe((_) => {
const active = option;
this.options.forEach(option => {
if (option !== active) {
option.active = false;
}
});
this.selected.emit(active);
});
});
}
hostkeys(event) {
const buttonList = Array.from(this.elementRef.nativeElement.querySelectorAll("[cdsContentOption], [ibmContentOption]"));
switch (event.key) {
case "ArrowRight":
event.preventDefault();
if (!isFocusInLastItem(event, buttonList)) {
const index = buttonList.findIndex(item => item === event.target);
buttonList[index + 1].focus();
}
else {
buttonList[0].focus();
}
break;
case "ArrowLeft":
event.preventDefault();
if (!isFocusInFirstItem(event, buttonList)) {
const index = buttonList.findIndex(item => item === event.target);
buttonList[index - 1].focus();
}
else {
buttonList[buttonList.length - 1].focus();
}
break;
case "Home":
event.preventDefault();
buttonList[0].focus();
break;
case "End":
event.preventDefault();
buttonList[buttonList.length - 1].focus();
break;
}
}
}
ContentSwitcher.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: ContentSwitcher, deps: [{ token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Component });
ContentSwitcher.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "14.3.0", type: ContentSwitcher, selector: "cds-content-switcher, ibm-content-switcher", inputs: { ariaLabel: "ariaLabel", size: "size" }, outputs: { selected: "selected" }, host: { listeners: { "keydown": "hostkeys($event)" } }, queries: [{ propertyName: "options", predicate: ContentSwitcherOption }], ngImport: i0, template: `
<div
[attr.aria-label]="ariaLabel"
class="cds--content-switcher"
[ngClass]="{
'cds--content-switcher--sm': size === 'sm',
'cds--content-switcher--md': size === 'md',
'cds--content-switcher--lg': size === 'lg'
}"
role="tablist">
<ng-content></ng-content>
</div>
`, isInline: true, dependencies: [{ kind: "directive", type: i1.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: ContentSwitcher, decorators: [{
type: Component,
args: [{
selector: "cds-content-switcher, ibm-content-switcher",
template: `
<div
[attr.aria-label]="ariaLabel"
class="cds--content-switcher"
[ngClass]="{
'cds--content-switcher--sm': size === 'sm',
'cds--content-switcher--md': size === 'md',
'cds--content-switcher--lg': size === 'lg'
}"
role="tablist">
<ng-content></ng-content>
</div>
`
}]
}], ctorParameters: function () { return [{ type: i0.ElementRef }]; }, propDecorators: { ariaLabel: [{
type: Input
}], size: [{
type: Input
}], selected: [{
type: Output
}], options: [{
type: ContentChildren,
args: [ContentSwitcherOption]
}], hostkeys: [{
type: HostListener,
args: ["keydown", ["$event"]]
}] } });
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"content-switcher.component.js","sourceRoot":"","sources":["../../../src/content-switcher/content-switcher.component.ts"],"names":[],"mappings":"AAAA,OAAO,EACN,SAAS,EACT,KAAK,EACL,eAAe,EAEf,MAAM,EACN,YAAY,EAEZ,YAAY,EAEZ,MAAM,eAAe,CAAC;AACvB,OAAO,EAAE,qBAAqB,EAAE,MAAM,qCAAqC,CAAC;AAC5E,OAAO,EAAE,iBAAiB,EAAE,kBAAkB,EAAE,MAAM,kCAAkC,CAAC;;;AAEzF;;;;;;;;;;;;;;;;;;;GAmBG;AAiBH,MAAM,OAAO,eAAe;IAe3B,YAAsB,UAAsB;QAAtB,eAAU,GAAV,UAAU,CAAY;QAdnC,cAAS,GAAG,kBAAkB,CAAC;QAExC;;WAEG;QACM,SAAI,GAAuB,IAAI,CAAC;QAEzC;;WAEG;QACO,aAAQ,GAAG,IAAI,YAAY,EAAyB,CAAC;IAIhB,CAAC;IAEhD,eAAe;QACd,MAAM,WAAW,GAAG,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,MAAM,CAAC,EAAE,CAAC,MAAM,CAAC,MAAM,CAAC,CAAC;QAC/D,iDAAiD;QACjD,IAAI,CAAC,WAAW,EAAE;YACjB,UAAU,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,MAAM,GAAG,IAAI,CAAC,CAAC;SACnD;QACD,iFAAiF;QACjF,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,MAAM,CAAC,EAAE;YAC7B,MAAM,CAAC,QAAQ,CAAC,SAAS,CAAC,CAAC,CAAU,EAAE,EAAE;gBACxC,MAAM,MAAM,GAAG,MAAM,CAAC;gBACtB,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,MAAM,CAAC,EAAE;oBAC7B,IAAI,MAAM,KAAK,MAAM,EAAE;wBACtB,MAAM,CAAC,MAAM,GAAG,KAAK,CAAC;qBACtB;gBACF,CAAC,CAAC,CAAC;gBACH,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;YAC5B,CAAC,CAAC,CAAC;QACJ,CAAC,CAAC,CAAC;IACJ,CAAC;IAGD,QAAQ,CAAC,KAAoB;QAC5B,MAAM,UAAU,GAAG,KAAK,CAAC,IAAI,CAAM,IAAI,CAAC,UAAU,CAAC,aAAa,CAAC,gBAAgB,CAAC,wCAAwC,CAAC,CAAC,CAAC;QAE7H,QAAQ,KAAK,CAAC,GAAG,EAAE;YAClB,KAAK,YAAY;gBAChB,KAAK,CAAC,cAAc,EAAE,CAAC;gBACvB,IAAI,CAAC,iBAAiB,CAAC,KAAK,EAAE,UAAU,CAAC,EAAG;oBAC3C,MAAM,KAAK,GAAG,UAAU,CAAC,SAAS,CAAC,IAAI,CAAC,EAAE,CAAC,IAAI,KAAK,KAAK,CAAC,MAAM,CAAC,CAAC;oBAClE,UAAU,CAAC,KAAK,GAAG,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;iBAC9B;qBAAM;oBACN,UAAU,CAAC,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;iBACtB;gBACD,MAAM;YAEP,KAAK,WAAW;gBACf,KAAK,CAAC,cAAc,EAAE,CAAC;gBACvB,IAAI,CAAC,kBAAkB,CAAC,KAAK,EAAE,UAAU,CAAC,EAAG;oBAC5C,MAAM,KAAK,GAAG,UAAU,CAAC,SAAS,CAAC,IAAI,CAAC,EAAE,CAAC,IAAI,KAAK,KAAK,CAAC,MAAM,CAAC,CAAC;oBAClE,UAAU,CAAC,KAAK,GAAG,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;iBAC9B;qBAAM;oBACN,UAAU,CAAC,UAAU,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;iBAC1C;gBACD,MAAM;YAEP,KAAK,MAAM;gBACV,KAAK,CAAC,cAAc,EAAE,CAAC;gBACvB,UAAU,CAAC,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;gBACtB,MAAM;YAEP,KAAK,KAAK;gBACT,KAAK,CAAC,cAAc,EAAE,CAAC;gBACvB,UAAU,CAAC,UAAU,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC,KAAK,EAAE,CAAC;gBAC1C,MAAM;SACP;IACF,CAAC;;4GAxEW,eAAe;gGAAf,eAAe,uPAaV,qBAAqB,6BA3B5B;;;;;;;;;;;;EAYT;2FAEW,eAAe;kBAhB3B,SAAS;mBAAC;oBACV,QAAQ,EAAE,4CAA4C;oBACtD,QAAQ,EAAE;;;;;;;;;;;;EAYT;iBACD;iGAES,SAAS;sBAAjB,KAAK;gBAKG,IAAI;sBAAZ,KAAK;gBAKI,QAAQ;sBAAjB,MAAM;gBAEiC,OAAO;sBAA9C,eAAe;uBAAC,qBAAqB;gBAyBtC,QAAQ;sBADP,YAAY;uBAAC,SAAS,EAAE,CAAC,QAAQ,CAAC","sourcesContent":["import {\n\tComponent,\n\tInput,\n\tContentChildren,\n\tQueryList,\n\tOutput,\n\tEventEmitter,\n\tAfterViewInit,\n\tHostListener,\n\tElementRef\n} from \"@angular/core\";\nimport { ContentSwitcherOption } from \"./content-switcher-option.directive\";\nimport { isFocusInLastItem, isFocusInFirstItem } from \"carbon-components-angular/common\";\n\n/**\n * The content switcher can be used for toggling between distinct options.\n * Similar to tabs, but without an associated content panel.\n *\n * Get started with importing the module:\n *\n * ```typescript\n * import { ContentSwitcherModule } from 'carbon-components-angular';\n * ```\n *\n * ```html\n * <cds-content-switcher (selected)=\"selected($event)\">\n *\t\t<button cdsContentOption>First section</button>\n *\t\t<button cdsContentOption>Second section</button>\n *\t\t<button cdsContentOption>Third section</button>\n * </cds-content-switcher>\n * ```\n *\n * [See demo](../../?path=/story/components-content-switcher--basic)\n */\n@Component({\n\tselector: \"cds-content-switcher, ibm-content-switcher\",\n\ttemplate: `\n\t\t<div\n\t\t\t[attr.aria-label]=\"ariaLabel\"\n\t\t\tclass=\"cds--content-switcher\"\n\t\t\t[ngClass]=\"{\n\t\t\t\t'cds--content-switcher--sm': size === 'sm',\n\t\t\t\t'cds--content-switcher--md': size === 'md',\n\t\t\t\t'cds--content-switcher--lg': size === 'lg'\n\t\t\t}\"\n\t\t\trole=\"tablist\">\n\t\t\t<ng-content></ng-content>\n\t\t</div>\n\t`\n})\nexport class ContentSwitcher implements AfterViewInit {\n\t@Input() ariaLabel = \"content switcher\";\n\n\t/**\n\t * Set content switcher size\n\t */\n\t@Input() size: \"sm\" | \"md\" | \"lg\" = \"md\";\n\n\t/**\n\t * Emits the activated `ContentSwitcherOption`\n\t */\n\t@Output() selected = new EventEmitter<ContentSwitcherOption>();\n\n\t@ContentChildren(ContentSwitcherOption) options: QueryList<ContentSwitcherOption>;\n\n\tconstructor(protected elementRef: ElementRef) {}\n\n\tngAfterViewInit() {\n\t\tconst firstActive = this.options.find(option => option.active);\n\t\t// delay setting active until the DOM has settled\n\t\tif (!firstActive) {\n\t\t\tsetTimeout(() => this.options.first.active = true);\n\t\t}\n\t\t// subscribe to each item, emit when one is selected, and reset the active states\n\t\tthis.options.forEach(option => {\n\t\t\toption.selected.subscribe((_: boolean) => {\n\t\t\t\tconst active = option;\n\t\t\t\tthis.options.forEach(option => {\n\t\t\t\t\tif (option !== active) {\n\t\t\t\t\t\toption.active = false;\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t\tthis.selected.emit(active);\n\t\t\t});\n\t\t});\n\t}\n\n\t@HostListener(\"keydown\", [\"$event\"])\n\thostkeys(event: KeyboardEvent) {\n\t\tconst buttonList = Array.from<any>(this.elementRef.nativeElement.querySelectorAll(\"[cdsContentOption], [ibmContentOption]\"));\n\n\t\tswitch (event.key) {\n\t\t\tcase \"ArrowRight\":\n\t\t\t\tevent.preventDefault();\n\t\t\t\tif (!isFocusInLastItem(event, buttonList))  {\n\t\t\t\t\tconst index = buttonList.findIndex(item => item === event.target);\n\t\t\t\t\tbuttonList[index + 1].focus();\n\t\t\t\t} else {\n\t\t\t\t\tbuttonList[0].focus();\n\t\t\t\t}\n\t\t\t\tbreak;\n\n\t\t\tcase \"ArrowLeft\":\n\t\t\t\tevent.preventDefault();\n\t\t\t\tif (!isFocusInFirstItem(event, buttonList))  {\n\t\t\t\t\tconst index = buttonList.findIndex(item => item === event.target);\n\t\t\t\t\tbuttonList[index - 1].focus();\n\t\t\t\t} else {\n\t\t\t\t\tbuttonList[buttonList.length - 1].focus();\n\t\t\t\t}\n\t\t\t\tbreak;\n\n\t\t\tcase \"Home\":\n\t\t\t\tevent.preventDefault();\n\t\t\t\tbuttonList[0].focus();\n\t\t\t\tbreak;\n\n\t\t\tcase \"End\":\n\t\t\t\tevent.preventDefault();\n\t\t\t\tbuttonList[buttonList.length - 1].focus();\n\t\t\t\tbreak;\n\t\t}\n\t}\n}\n"]}