carbon-components-angular
Version:
Next generation components
191 lines • 21.8 kB
JavaScript
import { ChangeDetectionStrategy, Component, HostBinding, HostListener, Input, TemplateRef, ViewChild } from "@angular/core";
import { PopoverContainer } from "carbon-components-angular/popover";
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
/**
* Get started with importing the module:
*
* ```typescript
* import { TooltipModule } from 'carbon-components-angular';
* ```
*
* [See demo](../../?path=/story/components-tooltip--basic)
*/
export class Tooltip extends PopoverContainer {
constructor(elementRef, ngZone, renderer, changeDetectorRef) {
super(elementRef, ngZone, renderer, changeDetectorRef);
this.elementRef = elementRef;
this.ngZone = ngZone;
this.renderer = renderer;
this.changeDetectorRef = changeDetectorRef;
this.tooltipClass = true;
this.id = `tooltip-${Tooltip.tooltipCount++}`;
/**
* Set delay before tooltip is shown
*/
this.enterDelayMs = 100;
/**
* Set delay when tooltip disappears
*/
this.leaveDelayMs = 300;
/**
* Prevent tooltip from showing, used by icon button
*/
this.disabled = false;
this.highContrast = true;
this.dropShadow = false;
}
mouseenter(event) {
// If a mouseleave is triggered before the tooltip is displayed (before setTimeout of mouseenter completes)
// we trigger the mouseleave only avoiding having to unecessary show the tooltip
clearTimeout(this.timeoutId);
this.timeoutId = setTimeout(() => {
this.handleChange(true, event);
}, this.enterDelayMs);
}
mouseleave(event) {
// If a mouseleave is triggered before the tooltip is displayed (before setTimeout of mouseenter completes)
// we trigger the mouseleave only avoiding having to unecessary show the tooltip
clearTimeout(this.timeoutId);
this.timeoutId = setTimeout(() => {
this.handleChange(false, event);
}, this.leaveDelayMs);
}
hostkeys(event) {
if (open && event.key === "Escape") {
event.stopPropagation();
this.handleChange(false, event);
}
}
// We are not focusing on entire popover, only the trigger
handleFocus(event) {
this.handleChange(true, event);
}
handleFocusOut(event) {
this.handleChange(false, event);
}
isTemplate(value) {
return value instanceof TemplateRef;
}
/**
* Close the popover and reopen it with updated values without emitting an event
* @param changes
*/
ngOnChanges(changes) {
// Close and reopen the popover, handle alignment/programmatic open/close
const originalState = this.isOpen;
this.handleChange(false);
// Ignore first change since content is not initialized
if ((changes.autoAlign && !changes.autoAlign.firstChange)
|| (changes.disabled && !changes.disabled.firstChange && !changes.disabled.currentValue)
// If description is set to empty string when open & autoAlign is true then set to a new value
// positioning of popover is broken because popover content ref/caret no longer exists
|| changes.description) {
/**
* When `disabled` is `true`, popover content node is removed. So when re-enabling `disabled`,
* we manually update view so querySelector can detect the popover content node.
* Otherwise, the position of the popover will be incorrect when autoAlign is enabled.
*/
this.changeDetectorRef.detectChanges();
// Reset the inline styles
this.popoverContentRef = this.elementRef.nativeElement.querySelector(".cds--popover-content");
this.popoverContentRef?.setAttribute("style", "");
this.caretRef = this.elementRef.nativeElement.querySelector("span.cds--popover-caret");
}
this.handleChange(originalState);
}
/**
* Check for any changes in the projected content & apply accessibility attribute if needed
*/
ngAfterContentChecked() {
if (this.wrapper) {
const buttonElement = this.wrapper.nativeElement.querySelector("button");
if (buttonElement && !buttonElement.getAttribute("aria-labelledby")) {
buttonElement.setAttribute("aria-labelledby", this.id);
}
}
}
}
Tooltip.tooltipCount = 0;
Tooltip.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: Tooltip, deps: [{ token: i0.ElementRef }, { token: i0.NgZone }, { token: i0.Renderer2 }, { token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component });
Tooltip.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "14.3.0", type: Tooltip, selector: "cds-tooltip, ibm-tooltip", inputs: { id: "id", enterDelayMs: "enterDelayMs", leaveDelayMs: "leaveDelayMs", disabled: "disabled", description: "description", templateContext: "templateContext" }, host: { listeners: { "mouseenter": "mouseenter($event)", "mouseleave": "mouseleave($event)", "keyup": "hostkeys($event)", "focusin": "handleFocus($event)", "focusout": "handleFocusOut($event)" }, properties: { "class.cds--tooltip": "this.tooltipClass" } }, viewQueries: [{ propertyName: "wrapper", first: true, predicate: ["contentWrapper"], descendants: true }], usesInheritance: true, usesOnChanges: true, ngImport: i0, template: `
<span #contentWrapper>
<ng-content></ng-content>
</span>
<span
*ngIf="description"
class="cds--popover"
[id]="id"
[attr.aria-hidden]="!isOpen"
role="tooltip">
<ng-container *ngIf="!disabled">
<span class="cds--popover-content cds--tooltip-content">
<ng-container *ngIf="!isTemplate(description)">{{description}}</ng-container>
<ng-template *ngIf="isTemplate(description)" [ngTemplateOutlet]="description" [ngTemplateOutletContext]="{ $implicit: templateContext }"></ng-template>
<span *ngIf="autoAlign" class="cds--popover-caret cds--popover--auto-align"></span>
</span>
<span *ngIf="!autoAlign" class="cds--popover-caret"></span>
</ng-container>
</span>
`, isInline: true, dependencies: [{ kind: "directive", type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: i1.NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet", "ngTemplateOutletInjector"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: Tooltip, decorators: [{
type: Component,
args: [{
selector: "cds-tooltip, ibm-tooltip",
changeDetection: ChangeDetectionStrategy.OnPush,
template: `
<span #contentWrapper>
<ng-content></ng-content>
</span>
<span
*ngIf="description"
class="cds--popover"
[id]="id"
[attr.aria-hidden]="!isOpen"
role="tooltip">
<ng-container *ngIf="!disabled">
<span class="cds--popover-content cds--tooltip-content">
<ng-container *ngIf="!isTemplate(description)">{{description}}</ng-container>
<ng-template *ngIf="isTemplate(description)" [ngTemplateOutlet]="description" [ngTemplateOutletContext]="{ $implicit: templateContext }"></ng-template>
<span *ngIf="autoAlign" class="cds--popover-caret cds--popover--auto-align"></span>
</span>
<span *ngIf="!autoAlign" class="cds--popover-caret"></span>
</ng-container>
</span>
`
}]
}], ctorParameters: function () { return [{ type: i0.ElementRef }, { type: i0.NgZone }, { type: i0.Renderer2 }, { type: i0.ChangeDetectorRef }]; }, propDecorators: { tooltipClass: [{
type: HostBinding,
args: ["class.cds--tooltip"]
}], id: [{
type: Input
}], enterDelayMs: [{
type: Input
}], leaveDelayMs: [{
type: Input
}], disabled: [{
type: Input
}], description: [{
type: Input
}], templateContext: [{
type: Input
}], wrapper: [{
type: ViewChild,
args: ["contentWrapper"]
}], mouseenter: [{
type: HostListener,
args: ["mouseenter", ["$event"]]
}], mouseleave: [{
type: HostListener,
args: ["mouseleave", ["$event"]]
}], hostkeys: [{
type: HostListener,
args: ["keyup", ["$event"]]
}], handleFocus: [{
type: HostListener,
args: ["focusin", ["$event"]]
}], handleFocusOut: [{
type: HostListener,
args: ["focusout", ["$event"]]
}] } });
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{\n\tAfterContentChecked,\n\tChangeDetectionStrategy,\n\tChangeDetectorRef,\n\tComponent,\n\tElementRef,\n\tHostBinding,\n\tHostListener,\n\tInput,\n\tNgZone,\n\tOnChanges,\n\tRenderer2,\n\tSimpleChanges,\n\tTemplateRef,\n\tViewChild\n} from \"@angular/core\";\nimport { PopoverContainer } from \"carbon-components-angular/popover\";\n\n/**\n * Get started with importing the module:\n *\n * ```typescript\n * import { TooltipModule } from 'carbon-components-angular';\n * ```\n *\n * [See demo](../../?path=/story/components-tooltip--basic)\n */\n@Component({\n\tselector: \"cds-tooltip, ibm-tooltip\",\n\tchangeDetection: ChangeDetectionStrategy.OnPush,\n\ttemplate: `\n\t\t<span #contentWrapper>\n\t\t\t<ng-content></ng-content>\n\t\t</span>\n\t\t<span\n\t\t\t*ngIf=\"description\"\n\t\t\tclass=\"cds--popover\"\n\t\t\t[id]=\"id\"\n\t\t\t[attr.aria-hidden]=\"!isOpen\"\n\t\t\trole=\"tooltip\">\n\t\t\t<ng-container *ngIf=\"!disabled\">\n\t\t\t\t<span class=\"cds--popover-content cds--tooltip-content\">\n\t\t\t\t\t<ng-container *ngIf=\"!isTemplate(description)\">{{description}}</ng-container>\n\t\t\t\t\t<ng-template *ngIf=\"isTemplate(description)\" [ngTemplateOutlet]=\"description\" [ngTemplateOutletContext]=\"{ $implicit: templateContext }\"></ng-template>\n\t\t\t\t\t<span *ngIf=\"autoAlign\" class=\"cds--popover-caret cds--popover--auto-align\"></span>\n\t\t\t\t</span>\n\t\t\t\t<span *ngIf=\"!autoAlign\" class=\"cds--popover-caret\"></span>\n\t\t\t</ng-container>\n\t\t</span>\n\t`\n})\nexport class Tooltip extends PopoverContainer implements OnChanges, AfterContentChecked {\n\tstatic tooltipCount = 0;\n\n\t@HostBinding(\"class.cds--tooltip\") tooltipClass = true;\n\n\t@Input() id = `tooltip-${Tooltip.tooltipCount++}`;\n\t/**\n\t * Set delay before tooltip is shown\n\t */\n\t@Input() enterDelayMs = 100;\n\t/**\n\t * Set delay when tooltip disappears\n\t */\n\t@Input() leaveDelayMs = 300;\n\t/**\n\t * Prevent tooltip from showing, used by icon button\n\t */\n\t@Input() disabled = false;\n\t/**\n\t * The string or template content to be exposed by the tooltip.\n\t */\n\t@Input() description: string | TemplateRef<any>;\n\t/**\n\t * Optional data for templates passed as implicit context\n\t */\n\t@Input() templateContext: any;\n\n\t@ViewChild(\"contentWrapper\") wrapper: ElementRef<HTMLSpanElement>;\n\n\tprivate timeoutId: any; // it should be number, but setTimeout below is matching the NodeJs type instead of the JS type\n\n\tconstructor(\n\t\tprotected elementRef: ElementRef,\n\t\tprotected ngZone: NgZone,\n\t\tprotected renderer: Renderer2,\n\t\tprotected changeDetectorRef: ChangeDetectorRef\n\t) {\n\t\tsuper(elementRef, ngZone, renderer, changeDetectorRef);\n\t\tthis.highContrast = true;\n\t\tthis.dropShadow = false;\n\t}\n\n\t@HostListener(\"mouseenter\", [\"$event\"])\n\tmouseenter(event) {\n\t\t// If a mouseleave is triggered before the tooltip is displayed (before setTimeout of mouseenter completes)\n\t\t// we trigger the mouseleave only avoiding having to unecessary show the tooltip\n\t\tclearTimeout(this.timeoutId);\n\t\tthis.timeoutId = setTimeout(() => {\n\t\t\tthis.handleChange(true, event);\n\t\t}, this.enterDelayMs);\n\t}\n\n\t@HostListener(\"mouseleave\", [\"$event\"])\n\tmouseleave(event) {\n\t\t// If a mouseleave is triggered before the tooltip is displayed (before setTimeout of mouseenter completes)\n\t\t// we trigger the mouseleave only avoiding having to unecessary show the tooltip\n\t\tclearTimeout(this.timeoutId);\n\t\tthis.timeoutId = setTimeout(() => {\n\t\t\tthis.handleChange(false, event);\n\t\t}, this.leaveDelayMs);\n\t}\n\n\t@HostListener(\"keyup\", [\"$event\"])\n\thostkeys(event: KeyboardEvent) {\n\t\tif (open && event.key === \"Escape\") {\n\t\t\tevent.stopPropagation();\n\t\t\tthis.handleChange(false, event);\n\t\t}\n\t}\n\n\t// We are not focusing on entire popover, only the trigger\n\t@HostListener(\"focusin\", [\"$event\"])\n\thandleFocus(event: Event) {\n\t\tthis.handleChange(true, event);\n\t}\n\n\t@HostListener(\"focusout\", [\"$event\"])\n\thandleFocusOut(event: Event) {\n\t\tthis.handleChange(false, event);\n\t}\n\n\tisTemplate(value) {\n\t\treturn value instanceof TemplateRef;\n\t}\n\n\t/**\n\t * Close the popover and reopen it with updated values without emitting an event\n\t * @param changes\n\t */\n\tngOnChanges(changes: SimpleChanges): void {\n\t\t// Close and reopen the popover, handle alignment/programmatic open/close\n\t\tconst originalState = this.isOpen;\n\t\tthis.handleChange(false);\n\n\t\t// Ignore first change since content is not initialized\n\t\tif (\n\t\t\t(changes.autoAlign && !changes.autoAlign.firstChange)\n\t\t\t|| (changes.disabled && !changes.disabled.firstChange && !changes.disabled.currentValue)\n\t\t\t// If description is set to empty string when open & autoAlign is true then set to a new value\n\t\t\t// positioning of popover is broken because popover content ref/caret no longer exists\n\t\t\t|| changes.description\n\t\t) {\n\t\t\t/**\n\t\t\t * When `disabled` is `true`, popover content node is removed. So when re-enabling `disabled`,\n\t\t\t * we manually update view so querySelector can detect the popover content node.\n\t\t\t * Otherwise, the position of the popover will be incorrect when autoAlign is enabled.\n\t\t\t */\n\t\t\tthis.changeDetectorRef.detectChanges();\n\n\t\t\t// Reset the inline styles\n\t\t\tthis.popoverContentRef = this.elementRef.nativeElement.querySelector(\".cds--popover-content\");\n\t\t\tthis.popoverContentRef?.setAttribute(\"style\", \"\");\n\t\t\tthis.caretRef = this.elementRef.nativeElement.querySelector(\"span.cds--popover-caret\");\n\t\t}\n\n\t\tthis.handleChange(originalState);\n\t}\n\n\t/**\n\t * Check for any changes in the projected content & apply accessibility attribute if needed\n\t */\n\tngAfterContentChecked() {\n\t\tif (this.wrapper) {\n\t\t\tconst buttonElement = this.wrapper.nativeElement.querySelector(\"button\");\n\t\t\tif (buttonElement && !buttonElement.getAttribute(\"aria-labelledby\")) {\n\t\t\t\tbuttonElement.setAttribute(\"aria-labelledby\", this.id);\n\t\t\t}\n\t\t}\n\t}\n}\n"]}