angular-duo-pane
Version:
A library for Angular projects to easily add a two pane view for desktops, foldables and dual screen devices.
472 lines (463 loc) • 18 kB
JavaScript
import { __decorate, __awaiter } from 'tslib';
import { TemplateRef, ChangeDetectorRef, ViewChild, ViewContainerRef, Input, Component, ɵɵdefineInjectable, Injectable, EventEmitter, ComponentFactoryResolver, Output, Directive, NgModule } from '@angular/core';
class Segment {
constructor(width, height, top, left) {
this.width = width;
this.height = height;
this.top = top;
this.left = left;
}
get width() {
return this.Width;
}
set width(value) {
this.Width = value;
}
get height() {
return this.Height;
}
set height(value) {
this.Height = value;
}
get top() {
return this.Top;
}
set top(value) {
this.Top = value;
}
get left() {
return this.Left;
}
set left(value) {
this.Left = value;
}
}
let DuoPaneComponent = class DuoPaneComponent {
constructor(changeDetectorRef) {
this.changeDetectorRef = changeDetectorRef;
this.embeddedViewRef = null;
this.Segment = new Segment(0, 0, 0, 0);
this.ContentTemplateRef = undefined;
}
get segment() {
return this.Segment;
}
set segment(value) {
this.Segment = value;
}
get contentTemplateRef() {
return this.ContentTemplateRef;
}
set contentTemplateRef(value) {
if (value instanceof TemplateRef) {
this.ContentTemplateRef = value;
this.renderView();
}
}
ngAfterViewInit() {
this.renderView();
}
renderView() {
if (this.ContentTemplateRef && this.viewContainerRef) {
if (this.embeddedViewRef) {
this.embeddedViewRef.destroy();
}
this.viewContainerRef.clear();
this.embeddedViewRef = this.viewContainerRef.createEmbeddedView(this.ContentTemplateRef);
this.changeDetectorRef.detectChanges();
}
}
};
DuoPaneComponent.ctorParameters = () => [
{ type: ChangeDetectorRef }
];
__decorate([
ViewChild('viewContainer', { read: ViewContainerRef, static: true })
], DuoPaneComponent.prototype, "viewContainerRef", void 0);
__decorate([
Input()
], DuoPaneComponent.prototype, "segment", null);
__decorate([
Input()
], DuoPaneComponent.prototype, "contentTemplateRef", null);
DuoPaneComponent = __decorate([
Component({
selector: 'duo-pane',
template: "<div class=\"dual-screen-view-pane\" [style.left]=\"segment.left + 'px'\" [style.top]=\"segment.top + 'px'\" [style.height]=\"segment.height + 'px'\" [style.width]=\"segment.width + 'px'\">\n <ng-container #viewContainer></ng-container>\n</div>\n",
styles: [".dual-screen-view-pane{position:absolute;overflow:auto}"]
})
], DuoPaneComponent);
var DuoPaneInformationService_1;
let DuoPaneInformationService = DuoPaneInformationService_1 = class DuoPaneInformationService {
constructor() {
this.Spanning = 'none';
this.FoldSize = 0;
this.BrowserShellSize = 0;
this.Segments = null;
this.needsDispatch = false;
this.Spanning = sessionStorage.getItem(`${DuoPaneInformationService_1.ns}-spanning`) || 'none';
this.FoldSize = +sessionStorage.getItem(`${DuoPaneInformationService_1.ns}-fold-size`) || 0;
this.BrowserShellSize = +sessionStorage.getItem(`${DuoPaneInformationService_1.ns}-browser-shell-size`) || 0;
this.eventTarget = document.createDocumentFragment();
// Web-based emulator runs this polyfill in an iframe, we need to
// communicate emulator state changes to the site.
// Should only be registered once (in CSS or JS polyfill, not both).
window.addEventListener('message', ev => {
if (ev.data.action === 'update') {
Object.assign(this, ev.data.value);
}
});
window.addEventListener('resize', () => this.debounce(this.invalidate(), 200));
}
addEventListener(type, listener, options) {
this.eventTarget.addEventListener(type, listener, options);
}
removeEventListener(type, callback, options) {
this.eventTarget.removeEventListener(type, callback, options);
}
dispatchEvent(event) {
if (event.type !== 'change') {
return;
}
const methodName = `on${event.type}`;
if (typeof this[methodName] === 'function') {
this[methodName](event);
}
return this.eventTarget.dispatchEvent(event);
}
get foldSize() {
return this.FoldSize;
}
set foldSize(foldSize) {
sessionStorage.setItem(`${DuoPaneInformationService_1.ns}-fold-size`, foldSize.toString());
this.FoldSize = foldSize;
this.invalidate();
}
get browserShellSize() {
return this.BrowserShellSize;
}
set browserShellSize(browserShellSize) {
sessionStorage.setItem(`${DuoPaneInformationService_1.ns}-browser-shell-size`, browserShellSize.toString());
this.BrowserShellSize = browserShellSize;
this.invalidate();
}
get spanning() {
return this.Spanning;
}
set spanning(spanning) {
sessionStorage.setItem(`${DuoPaneInformationService_1.ns}-spanning`, spanning);
this.Spanning = spanning;
this.invalidate();
}
set segments(segments) {
this.Segments = segments;
}
getTwoLargestSegments() {
const segments = this.windowSegments;
if (segments.length > 2) {
const twoLargestSegments = [null, null];
let largestSize = 0;
for (const segment of segments) {
const segmentSize = segment.height * segment.width;
if (segmentSize >= largestSize) {
largestSize = segmentSize;
twoLargestSegments[0] = twoLargestSegments[1];
twoLargestSegments[1] = segment;
}
}
return twoLargestSegments;
}
else {
return segments;
}
}
get windowSegments() {
// TODO: replace with window.getWindowSegments() once it is a web standard
if (this.Segments !== null && this.Segments.length > 0) {
return this.Segments;
}
if (this.spanning === 'none') {
return [
new Segment(window.innerWidth, window.innerHeight, 0, 0)
];
}
if (this.spanning === 'single-fold-horizontal') {
const screenCenter = (window.innerHeight - this.browserShellSize) / 2;
const width = window.innerWidth;
return [
new Segment(width, screenCenter - this.foldSize / 2, 0, 0),
new Segment(width, this.foldSize, screenCenter - this.foldSize / 2, 0),
new Segment(width, window.innerHeight, screenCenter + this.foldSize / 2, 0)
];
}
if (this.spanning === 'single-fold-vertical') {
const width = window.innerWidth / 2 - this.foldSize / 2;
const height = window.innerHeight;
return [
new Segment(width, height, 0, 0),
new Segment(this.foldSize, height, 0, width),
new Segment(width, height, 0, window.innerWidth / 2 + this.foldSize / 2)
];
}
}
/**
* Returns a function that won't call `fn` if it was invoked at a
* faster interval than `wait`.
*/
debounce(fn, wait) {
let timeout;
return () => {
clearTimeout(timeout);
timeout = setTimeout(function () {
fn.apply(this, arguments);
}, wait);
};
}
invalidate() {
return __awaiter(this, void 0, void 0, function* () {
if (!this.needsDispatch) {
this.needsDispatch = true;
this.needsDispatch = yield Promise.resolve(false);
this.dispatchEvent(new Event('change'));
}
});
}
};
DuoPaneInformationService.ns = '__foldables__';
DuoPaneInformationService.ɵprov = ɵɵdefineInjectable({ factory: function DuoPaneInformationService_Factory() { return new DuoPaneInformationService(); }, token: DuoPaneInformationService, providedIn: "root" });
DuoPaneInformationService = DuoPaneInformationService_1 = __decorate([
Injectable({
providedIn: 'root'
})
], DuoPaneInformationService);
let DuoPaneDirective = class DuoPaneDirective {
constructor(componentfactoryResolver, templateRef, viewContainer, dualScreenInformationService) {
this.componentfactoryResolver = componentfactoryResolver;
this.templateRef = templateRef;
this.viewContainer = viewContainer;
this.dualScreenInformationService = dualScreenInformationService;
this.secondaryPaneTemplateRef = null;
this.EnsureSecondaryPaneVisible = false;
/* Variables set to control two pane if only one window segment is available-*/
this.TwoPaneMinWidthSingleSegment = 0;
this.TwoPaneMinHeightSingleSegment = 0;
this.TwoPaneSpanningModeSingleSegment = 'none';
this.PrimaryPanePercentageSingleSegment = 50;
this.paneFactory = this.componentfactoryResolver.resolveComponentFactory(DuoPaneComponent);
this.primaryPaneRef = null;
this.secondaryPaneRef = null;
this.secondaryPaneVisibilityHandler = new EventEmitter();
this.secondaryPaneVisible = undefined;
dualScreenInformationService.addEventListener('change', () => {
this.updateView();
});
this.updateView();
}
get primaryPanePercentageSingleSegment() {
return this.PrimaryPanePercentageSingleSegment;
}
set primaryPanePercentageSingleSegment(value) {
if (typeof value === 'string') {
const fractionValue = Number(value);
if (!isNaN(fractionValue) && fractionValue >= 0 && fractionValue <= 100) {
this.PrimaryPanePercentageSingleSegment = fractionValue;
this.updateView();
}
}
else if (typeof value === 'number') {
if (value >= 0 && value <= 100) {
this.PrimaryPanePercentageSingleSegment = value;
this.updateView();
}
}
}
set secondaryPane(secondaryPane) {
this.secondaryPaneTemplateRef = secondaryPane;
this.destroySecondaryPaneRef();
this.updateView();
}
destroySecondaryPaneRef() {
if (this.secondaryPaneRef) {
const secondaryPaneIndex = this.viewContainer.indexOf(this.secondaryPaneRef.hostView);
if (secondaryPaneIndex >= 0) {
this.viewContainer.remove(secondaryPaneIndex);
}
this.secondaryPaneRef.destroy();
this.secondaryPaneRef = null;
}
}
destroyPrimaryPaneRef() {
if (this.primaryPaneRef) {
const primaryPaneIndex = this.viewContainer.indexOf(this.primaryPaneRef.hostView);
if (primaryPaneIndex >= 0) {
this.viewContainer.remove(primaryPaneIndex);
}
this.primaryPaneRef.destroy();
this.primaryPaneRef = null;
}
}
set ensureSecondaryPaneVisible(value) {
this.EnsureSecondaryPaneVisible = value;
this.updateView();
}
set twoPaneMinWidthSingleSegment(minWidth) {
if (typeof minWidth === 'string') {
const minWidthValue = Number(minWidth);
if (minWidthValue >= 0 && !isNaN(minWidthValue)) {
this.TwoPaneMinWidthSingleSegment = minWidthValue;
this.updateView();
}
}
else if (typeof minWidth === 'number' && minWidth >= 0) {
this.TwoPaneMinWidthSingleSegment = minWidth;
this.updateView();
}
}
set twoPaneMinHeightSingleSegment(minHeight) {
if (typeof minHeight === 'string') {
const minHeightValue = Number(minHeight);
if (minHeightValue >= 0 && !isNaN(minHeightValue)) {
this.TwoPaneMinHeightSingleSegment = minHeightValue;
this.updateView();
}
}
else if (typeof minHeight === 'number' && minHeight >= 0) {
this.TwoPaneMinHeightSingleSegment = minHeight;
this.updateView();
}
}
set twoPaneSpanningModeSingleSegment(spanningMode) {
if (spanningMode) {
this.TwoPaneSpanningModeSingleSegment = spanningMode;
this.updateView();
}
}
emitSecondaryPaneVisibility(visible) {
if (this.secondaryPaneVisible === undefined || this.secondaryPaneVisible === null || visible !== this.secondaryPaneVisible) {
this.secondaryPaneVisible = visible;
this.secondaryPaneVisibilityHandler.emit(visible);
}
}
updateView() {
/*this.viewContainer.createEmbeddedView(this.templateRef);
if(this.secondaryPaneTemplateRef != null) {
this.viewContainer.createEmbeddedView(this.secondaryPaneTemplateRef);
}*/
const windowSegements = this.dualScreenInformationService.windowSegments;
if (windowSegements.length > 0) {
if (windowSegements.length > 1) {
this.renderDualPanes(this.dualScreenInformationService.getTwoLargestSegments());
}
else if (windowSegements[0].height >= this.TwoPaneMinHeightSingleSegment
&& windowSegements[0].width >= this.TwoPaneMinWidthSingleSegment
&& this.TwoPaneSpanningModeSingleSegment !== 'none') {
this.renderBothPanes(windowSegements[0]);
}
else {
if (this.EnsureSecondaryPaneVisible) {
this.destroyPrimaryPaneRef();
this.renderSecondaryPane(windowSegements[0]);
}
else {
this.destroySecondaryPaneRef();
this.renderPrimaryPane(windowSegements[0]);
this.emitSecondaryPaneVisibility(false);
}
}
}
}
renderBothPanes(windowSegment) {
let primarySegment;
let secondarySegment;
if (this.TwoPaneSpanningModeSingleSegment === 'single-fold-horizontal') {
const fraction = this.PrimaryPanePercentageSingleSegment / 100;
primarySegment = new Segment(windowSegment.width, windowSegment.height * fraction, 0, 0);
secondarySegment = new Segment(windowSegment.width, windowSegment.height * (1 - fraction), windowSegment.height * fraction, 0);
}
else if (this.TwoPaneSpanningModeSingleSegment === 'single-fold-vertical') {
const fraction = this.PrimaryPanePercentageSingleSegment / 100;
primarySegment = new Segment(windowSegment.width * fraction, windowSegment.height, 0, 0);
secondarySegment = new Segment(windowSegment.width * (1 - fraction), windowSegment.height, 0, windowSegment.width * fraction);
}
else {
return;
}
this.renderDualPanes([primarySegment, secondarySegment]);
}
renderDualPanes(windowSegments) {
if (windowSegments.length > 0) {
this.renderPrimaryPane(windowSegments[0]);
}
if (windowSegments.length > 1) {
this.renderSecondaryPane(windowSegments[1]);
}
}
renderPrimaryPane(segment) {
// const paneFactory = this.componentfactoryResolver.resolveComponentFactory(PrimaryPaneComponent);
if (!this.primaryPaneRef) {
this.primaryPaneRef = this.viewContainer.createComponent(this.paneFactory);
}
this.primaryPaneRef.instance.segment = segment;
this.primaryPaneRef.instance.contentTemplateRef = this.templateRef;
}
renderSecondaryPane(segment) {
if (this.secondaryPaneTemplateRef !== null && this.secondaryPaneTemplateRef !== undefined) {
// const paneFactory = this.componentfactoryResolver.resolveComponentFactory(PrimaryPaneComponent);
if (!this.secondaryPaneRef) {
this.secondaryPaneRef = this.viewContainer.createComponent(this.paneFactory);
}
this.secondaryPaneRef.instance.segment = segment;
this.secondaryPaneRef.instance.contentTemplateRef = this.secondaryPaneTemplateRef;
this.emitSecondaryPaneVisibility(true);
}
}
};
DuoPaneDirective.ctorParameters = () => [
{ type: ComponentFactoryResolver },
{ type: TemplateRef },
{ type: ViewContainerRef },
{ type: DuoPaneInformationService }
];
__decorate([
Input()
], DuoPaneDirective.prototype, "primaryPanePercentageSingleSegment", null);
__decorate([
Output()
], DuoPaneDirective.prototype, "secondaryPaneVisibilityHandler", void 0);
__decorate([
Input()
], DuoPaneDirective.prototype, "secondaryPane", null);
__decorate([
Input()
], DuoPaneDirective.prototype, "ensureSecondaryPaneVisible", null);
__decorate([
Input()
], DuoPaneDirective.prototype, "twoPaneMinWidthSingleSegment", null);
__decorate([
Input()
], DuoPaneDirective.prototype, "twoPaneMinHeightSingleSegment", null);
__decorate([
Input()
], DuoPaneDirective.prototype, "twoPaneSpanningModeSingleSegment", null);
DuoPaneDirective = __decorate([
Directive({
selector: '[duoPane]'
})
], DuoPaneDirective);
let AngularDuoPaneModule = class AngularDuoPaneModule {
};
AngularDuoPaneModule = __decorate([
NgModule({
declarations: [DuoPaneComponent, DuoPaneDirective],
imports: [],
exports: [DuoPaneDirective, DuoPaneComponent]
})
], AngularDuoPaneModule);
/*
* Public API Surface of angular-duo-pane
*/
/**
* Generated bundle index. Do not edit.
*/
export { AngularDuoPaneModule, DuoPaneDirective, Segment, DuoPaneComponent as ɵa, DuoPaneInformationService as ɵb };
//# sourceMappingURL=angular-duo-pane.js.map