bug: fix setTitle issues

packages/dockview-core/src/__tests__/dockview/components/tab/defaultTab.spec.ts

@@ -0,0 +1,63 @@
+import { DockviewApi } from '../../../../api/component.api';
+import { DockviewPanelApi, TitleEvent } from '../../../../api/dockviewPanelApi';
+import { DefaultTab } from '../../../../dockview/components/tab/defaultTab';
+import { fromPartial } from '@total-typescript/shoehorn';
+import { Emitter } from '../../../../events';
+import { fireEvent } from '@testing-library/dom';
+
+describe('defaultTab', () => {
+    test('that title updates', () => {
+        const cut = new DefaultTab();
+
+        let el = cut.element.querySelector('.dv-default-tab-content');
+        expect(el).toBeTruthy();
+        expect(el!.textContent).toBe('');
+
+        const onDidTitleChange = new Emitter<TitleEvent>();
+
+        const api = fromPartial<DockviewPanelApi>({
+            onDidTitleChange: onDidTitleChange.event,
+        });
+        const containerApi = fromPartial<DockviewApi>({});
+
+        cut.init({
+            api,
+            containerApi,
+            params: {},
+            title: 'title_abc',
+        });
+
+        el = cut.element.querySelector('.dv-default-tab-content');
+        expect(el).toBeTruthy();
+        expect(el!.textContent).toBe('title_abc');
+
+        onDidTitleChange.fire({ title: 'title_def' });
+
+        expect(el!.textContent).toBe('title_def');
+    });
+
+    test('that click closes tab', () => {
+        const cut = new DefaultTab();
+
+        const api = fromPartial<DockviewPanelApi>({
+            onDidTitleChange: jest.fn(),
+            close: jest.fn(),
+        });
+        const containerApi = fromPartial<DockviewApi>({});
+
+        cut.init({
+            api,
+            containerApi,
+            params: {},
+            title: 'title_abc',
+        });
+
+        let el = cut.element.querySelector('.dv-default-tab-action');
+
+        fireEvent.mouseDown(el!);
+        expect(api.close).toHaveBeenCalledTimes(0);
+
+        fireEvent.click(el!);
+        expect(api.close).toHaveBeenCalledTimes(1);
+    });
+});

packages/dockview-core/src/dockview/components/tab/defaultTab.ts

@@ -1,16 +1,13 @@
 import { CompositeDisposable } from '../../../lifecycle';
 import { ITabRenderer, GroupPanelPartInitParameters } from '../../types';
 import { addDisposableListener } from '../../../events';
-import { PanelUpdateEvent } from '../../../panel/types';
-import { DockviewGroupPanel } from '../../dockviewGroupPanel';
 import { createCloseButton } from '../../../svg';
 
 export class DefaultTab extends CompositeDisposable implements ITabRenderer {
     private _element: HTMLElement;
     private _content: HTMLElement;
     private action: HTMLElement;
-    //
-    private params: GroupPanelPartInitParameters = {} as any;
+    private _title: string | undefined;
 
     get element(): HTMLElement {
         return this._element;
@@ -21,7 +18,7 @@ export class DefaultTab extends CompositeDisposable implements ITabRenderer {
 
         this._element = document.createElement('div');
         this._element.className = 'dv-default-tab';
-        //
+
         this._content = document.createElement('div');
         this._content.className = 'dv-default-tab-content';
 
@@ -29,10 +26,9 @@ export class DefaultTab extends CompositeDisposable implements ITabRenderer {
         this.action.className = 'dv-default-tab-action';
         this.action.appendChild(createCloseButton());
 
-        //
         this._element.appendChild(this._content);
         this._element.appendChild(this.action);
-        //
+
         this.addDisposables(
             addDisposableListener(this.action, 'mousedown', (ev) => {
                 ev.preventDefault();
@@ -42,40 +38,33 @@ export class DefaultTab extends CompositeDisposable implements ITabRenderer {
         this.render();
     }
 
-    public update(event: PanelUpdateEvent): void {
-        this.params = { ...this.params, ...event.params };
+    init(params: GroupPanelPartInitParameters): void {
+        this._title = params.title;
+
+        this.addDisposables(
+            params.api.onDidTitleChange((event) => {
+                this._title = event.title;
                 this.render();
-    }
-
-    focus(): void {
-        //noop
-    }
-
-    public init(params: GroupPanelPartInitParameters): void {
-        this.params = params;
-        this._content.textContent = params.title;
-
+            }),
+            addDisposableListener(this.action, 'mousedown', (ev) => {
+                ev.preventDefault();
+            }),
             addDisposableListener(this.action, 'click', (ev) => {
-            ev.preventDefault(); //
-            this.params.api.close();
-        });
+                if (ev.defaultPrevented) {
+                    return;
                 }
 
-    onGroupChange(_group: DockviewGroupPanel): void {
+                ev.preventDefault();
+                params.api.close();
+            })
+        );
+
         this.render();
     }
 
-    onPanelVisibleChange(_isPanelVisible: boolean): void {
-        this.render();
-    }
-
-    public layout(_width: number, _height: number): void {
-        // noop
-    }
-
     private render(): void {
-        if (this._content.textContent !== this.params.title) {
-            this._content.textContent = this.params.title;
+        if (this._content.textContent !== this._title) {
+            this._content.textContent = this._title ?? '';
         }
     }
 }

packages/dockview/src/__tests__/dockview/defaultTab.spec.tsx

@@ -2,11 +2,16 @@ import { fireEvent, render, screen } from '@testing-library/react';
 import { DockviewDefaultTab } from '../../dockview/defaultTab';
 import React from 'react';
 import { fromPartial } from '@total-typescript/shoehorn';
-import { DockviewApi, DockviewPanelApi } from 'dockview-core';
+import { DockviewApi, DockviewPanelApi, TitleEvent } from 'dockview-core';
+import { Emitter } from 'dockview-core/dist/cjs/events';
+import { act } from 'react-dom/test-utils';
+import { Disposable } from 'dockview-core/dist/cjs/lifecycle';
 
 describe('defaultTab', () => {
     test('has close button by default', async () => {
-        const api = fromPartial<DockviewPanelApi>({});
+        const api = fromPartial<DockviewPanelApi>({
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
+        });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
 
@@ -25,6 +30,7 @@ describe('defaultTab', () => {
     test('that title is displayed', async () => {
         const api = fromPartial<DockviewPanelApi>({
             title: 'test_title',
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
         });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
@@ -43,8 +49,43 @@ describe('defaultTab', () => {
         ).toBe('test_title');
     });
 
+    test('that title is updated', async () => {
+        const onDidTitleChange = new Emitter<TitleEvent>();
+
+        const api = fromPartial<DockviewPanelApi>({
+            title: 'test_title',
+            onDidTitleChange: onDidTitleChange.event,
+        });
+        const containerApi = fromPartial<DockviewApi>({});
+        const params = {};
+
+        render(
+            <DockviewDefaultTab
+                api={api}
+                containerApi={containerApi}
+                params={params}
+            />
+        );
+
+        let element = await screen.getByTestId('dockview-dv-default-tab');
+        expect(
+            element.querySelector('.dv-default-tab-content')?.textContent
+        ).toBe('test_title');
+
+        act(() => {
+            onDidTitleChange.fire({ title: 'test_title_2' });
+        });
+
+        element = await screen.getByTestId('dockview-dv-default-tab');
+        expect(
+            element.querySelector('.dv-default-tab-content')?.textContent
+        ).toBe('test_title_2');
+    });
+
     test('has no close button when hideClose=true', async () => {
-        const api = fromPartial<DockviewPanelApi>({});
+        const api = fromPartial<DockviewPanelApi>({
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
+        });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
 
@@ -64,6 +105,7 @@ describe('defaultTab', () => {
     test('that settings closeActionOverride skips api.close()', async () => {
         const api = fromPartial<DockviewPanelApi>({
             close: jest.fn(),
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
         });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
@@ -85,13 +127,14 @@ describe('defaultTab', () => {
         ) as HTMLElement;
         fireEvent.click(btn);
 
-        expect(closeActionOverride).toBeCalledTimes(1);
-        expect(api.close).toBeCalledTimes(0);
+        expect(closeActionOverride).toHaveBeenCalledTimes(1);
+        expect(api.close).toHaveBeenCalledTimes(0);
     });
 
     test('that clicking close calls api.close()', async () => {
         const api = fromPartial<DockviewPanelApi>({
             close: jest.fn(),
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
         });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
@@ -110,11 +153,13 @@ describe('defaultTab', () => {
         ) as HTMLElement;
         fireEvent.click(btn);
 
-        expect(api.close).toBeCalledTimes(1);
+        expect(api.close).toHaveBeenCalledTimes(1);
     });
 
     test('has close button when hideClose=false', async () => {
-        const api = fromPartial<DockviewPanelApi>({});
+        const api = fromPartial<DockviewPanelApi>({
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
+        });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
 
@@ -134,6 +179,7 @@ describe('defaultTab', () => {
     test('that mouseDown on close button prevents panel becoming active', async () => {
         const api = fromPartial<DockviewPanelApi>({
             setActive: jest.fn(),
+            onDidTitleChange: jest.fn().mockImplementation(() => Disposable.NONE),
         });
         const containerApi = fromPartial<DockviewApi>({});
         const params = {};
@@ -152,9 +198,9 @@ describe('defaultTab', () => {
         ) as HTMLElement;
 
         fireEvent.mouseDown(btn);
-        expect(api.setActive).toBeCalledTimes(0);
+        expect(api.setActive).toHaveBeenCalledTimes(0);
 
         fireEvent.click(element);
-        expect(api.setActive).toBeCalledTimes(1);
+        expect(api.setActive).toHaveBeenCalledTimes(1);
     });
 });

packages/dockview/src/dockview/defaultTab.tsx

@@ -1,6 +1,22 @@
 import React from 'react';
 import { CloseButton } from '../svg';
-import { IDockviewPanelHeaderProps } from 'dockview-core';
+import { DockviewPanelApi, IDockviewPanelHeaderProps } from 'dockview-core';
+
+function useTitle(api: DockviewPanelApi): string | undefined {
+    const [title, setTitle] = React.useState<string | undefined>(api.title);
+
+    React.useEffect(() => {
+        const disposable = api.onDidTitleChange((event) => {
+            setTitle(event.title);
+        });
+
+        return () => {
+            disposable.dispose();
+        };
+    }, [api]);
+
+    return title;
+}
 
 export type IDockviewDefaultTabProps = IDockviewPanelHeaderProps &
     React.DOMAttributes<HTMLDivElement> & {
@@ -18,6 +34,8 @@ export const DockviewDefaultTab: React.FunctionComponent<
     closeActionOverride,
     ...rest
 }) => {
+    const title = useTitle(api);
+
     const onClose = React.useCallback(
         (event: React.MouseEvent<HTMLSpanElement>) => {
             event.preventDefault();
@@ -57,7 +75,7 @@ export const DockviewDefaultTab: React.FunctionComponent<
             onClick={onClick}
             className="dv-default-tab"
         >
-            <span className="dv-default-tab-content">{api.title}</span>
+            <span className="dv-default-tab-content">{title}</span>
             {!hideClose && (
                 <div
                     className="dv-default-tab-action"