tmp

.vscode/extensions.json

@@ -7,7 +7,8 @@
         "esbenp.prettier-vscode",
         "redhat.vscode-yaml",
         "dbaeumer.vscode-eslint",
-        "editorconfig.editorconfig"
+        "editorconfig.editorconfig",
+        "vue.volar"
     ],
     // List of extensions recommended by VS Code that should not be recommended for users of this workspace.
     "unwantedRecommendations": []

packages/dockview-core/src/__tests__/dockview/dockviewComponent.spec.ts

@@ -18,6 +18,7 @@ import {
 } from '../../dockview/components/titlebar/tabsContainer';
 import { fromPartial } from '@total-typescript/shoehorn';
 import { DockviewApi } from '../../api/component.api';
+import { DockviewDndOverlayEvent } from '../../dockview/options';
 
 class PanelContentPartTest implements IContentRenderer {
     element: HTMLElement = document.createElement('div');
@@ -2039,7 +2040,7 @@ describe('dockviewComponent', () => {
             },
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
-            }
+            },
         });
 
         dockview.layout(1000, 1000);
@@ -2145,7 +2146,7 @@ describe('dockviewComponent', () => {
             },
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
-            }
+            },
         });
 
         dockview.layout(1000, 1000);
@@ -2286,7 +2287,7 @@ describe('dockviewComponent', () => {
             },
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
-            }
+            },
         });
 
         dockview.layout(1000, 1000);
@@ -2414,7 +2415,7 @@ describe('dockviewComponent', () => {
             },
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
-            }
+            },
         });
 
         dockview.layout(1000, 1000);
@@ -2850,8 +2851,6 @@ describe('dockviewComponent', () => {
     test('that external dnd events do not trigger the top-level center dnd target unless empty', () => {
         const container = document.createElement('div');
 
-        const showDndOverlay = jest.fn().mockReturnValue(true);
-
         const dockview = new DockviewComponent({
             parentElement: container,
             components: {
@@ -2860,7 +2859,13 @@ describe('dockviewComponent', () => {
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
             },
-            showDndOverlay: showDndOverlay,
+        });
+
+        let events: DockviewDndOverlayEvent[] = [];
+
+        dockview.onUnhandledDragOverEvent((e) => {
+            events.push(e);
+            e.accept();
         });
 
         dockview.layout(1000, 500);
@@ -2900,13 +2905,11 @@ describe('dockviewComponent', () => {
         });
         fireEvent(dockview.element, eventLeft);
 
-        expect(showDndOverlay).toHaveBeenCalledWith({
+        expect(events[0].nativeEvent).toBe(eventLeft);
-            nativeEvent: eventLeft,
+        expect(events[0].position).toBe('left');
-            position: 'left',
+        expect(events[0].target).toBe('edge');
-            target: 'edge',
+        expect(events[0].getData).toBe(getPanelData);
-            getData: getPanelData,
+        expect(events.length).toBe(1);
-        });
-        expect(showDndOverlay).toBeCalledTimes(1);
 
         // right
 
@@ -2919,13 +2922,11 @@ describe('dockviewComponent', () => {
         });
         fireEvent(dockview.element, eventRight);
 
-        expect(showDndOverlay).toHaveBeenCalledWith({
+        expect(events[1].nativeEvent).toBe(eventRight);
-            nativeEvent: eventRight,
+        expect(events[1].position).toBe('right');
-            position: 'right',
+        expect(events[1].target).toBe('edge');
-            target: 'edge',
+        expect(events[1].getData).toBe(getPanelData);
-            getData: getPanelData,
+        expect(events.length).toBe(2);
-        });
-        expect(showDndOverlay).toBeCalledTimes(2);
 
         // top
 
@@ -2938,13 +2939,11 @@ describe('dockviewComponent', () => {
         });
         fireEvent(dockview.element, eventTop);
 
-        expect(showDndOverlay).toHaveBeenCalledWith({
+        expect(events[2].nativeEvent).toBe(eventTop);
-            nativeEvent: eventTop,
+        expect(events[2].position).toBe('top');
-            position: 'top',
+        expect(events[2].target).toBe('edge');
-            target: 'edge',
+        expect(events[2].getData).toBe(getPanelData);
-            getData: getPanelData,
+        expect(events.length).toBe(3);
-        });
-        expect(showDndOverlay).toBeCalledTimes(3);
 
         // top
 
@@ -2957,13 +2956,11 @@ describe('dockviewComponent', () => {
         });
         fireEvent(dockview.element, eventBottom);
 
-        expect(showDndOverlay).toHaveBeenCalledWith({
+        expect(events[3].nativeEvent).toBe(eventBottom);
-            nativeEvent: eventBottom,
+        expect(events[3].position).toBe('bottom');
-            position: 'bottom',
+        expect(events[3].target).toBe('edge');
-            target: 'edge',
+        expect(events[3].getData).toBe(getPanelData);
-            getData: getPanelData,
+        expect(events.length).toBe(4);
-        });
-        expect(showDndOverlay).toBeCalledTimes(4);
 
         // center
 
@@ -2977,7 +2974,7 @@ describe('dockviewComponent', () => {
         fireEvent(dockview.element, eventCenter);
 
         // expect not to be called for center
-        expect(showDndOverlay).toBeCalledTimes(4);
+        expect(events.length).toBe(4);
 
         dockview.removePanel(panel1);
         dockview.removePanel(panel2);
@@ -2993,13 +2990,11 @@ describe('dockviewComponent', () => {
         });
         fireEvent(dockview.element, eventCenter2);
 
-        expect(showDndOverlay).toHaveBeenCalledWith({
+        expect(events[4].nativeEvent).toBe(eventCenter2);
-            nativeEvent: eventTop,
+        expect(events[4].position).toBe('center');
-            position: 'center',
+        expect(events[4].target).toBe('edge');
-            target: 'edge',
+        expect(events[4].getData).toBe(getPanelData);
-            getData: getPanelData,
+        expect(events.length).toBe(5);
-        });
-        expect(showDndOverlay).toBeCalledTimes(5);
     });
 
     test('that dragging a tab triggers onWillDragPanel', () => {
@@ -4047,7 +4042,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4097,7 +4092,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4146,7 +4141,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4185,7 +4180,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4223,7 +4218,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4262,7 +4257,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4322,7 +4317,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4360,7 +4355,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4392,7 +4387,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4464,7 +4459,7 @@ describe('dockviewComponent', () => {
                 },
                 tabComponents: {
                     test_tab_id: PanelTabPartTest,
-                }
+                },
             });
 
             dockview.layout(1000, 500);
@@ -4504,7 +4499,7 @@ describe('dockviewComponent', () => {
             },
             tabComponents: {
                 test_tab_id: PanelTabPartTest,
-            }
+            },
         });
         const api = new DockviewApi(dockview);
 

packages/dockview-core/src/__tests__/dockview/dockviewGroupPanelModel.spec.ts

@@ -642,7 +642,6 @@ describe('dockviewGroupPanelModel', () => {
             return {
                 id: 'testcomponentid',
                 options: {
-                    showDndOverlay: jest.fn(),
                     parentElement: document.createElement('div'),
                 },
                 getPanel: jest.fn(),
@@ -650,6 +649,7 @@ describe('dockviewGroupPanelModel', () => {
                 onDidRemovePanel: jest.fn(),
             };
         });
+
         const accessor = new accessorMock() as DockviewComponent;
         const groupviewMock = jest.fn<Partial<DockviewGroupPanelModel>, []>(
             () => {
@@ -679,6 +679,12 @@ describe('dockviewGroupPanelModel', () => {
             new groupPanelMock() as DockviewGroupPanel
         );
 
+        let counter = 0;
+
+        cut.onUnhandledDragOverEvent(() => {
+            counter++;
+        });
+
         const element = container
             .getElementsByClassName('content-container')
             .item(0)!;
@@ -691,7 +697,7 @@ describe('dockviewGroupPanelModel', () => {
         fireEvent.dragEnter(element);
         fireEvent.dragOver(element);
 
-        expect(accessor.options.showDndOverlay).toBeCalledTimes(1);
+        expect(counter).toBe(1);
 
         expect(
             element.getElementsByClassName('drop-target-dropzone').length
@@ -703,7 +709,6 @@ describe('dockviewGroupPanelModel', () => {
             return {
                 id: 'testcomponentid',
                 options: {
-                    showDndOverlay: () => true,
                     parentElement: document.createElement('div'),
                 },
                 getPanel: jest.fn(),
@@ -740,6 +745,10 @@ describe('dockviewGroupPanelModel', () => {
             new groupPanelMock() as DockviewGroupPanel
         );
 
+        cut.onUnhandledDragOverEvent((e) => {
+            e.accept();
+        });
+
         const element = container
             .getElementsByClassName('content-container')
             .item(0)!;
@@ -795,7 +804,6 @@ describe('dockviewGroupPanelModel', () => {
             return {
                 id: 'testcomponentid',
                 options: {
-                    showDndOverlay: jest.fn(),
                     parentElement: document.createElement('div'),
                 },
                 getPanel: jest.fn(),
@@ -834,6 +842,12 @@ describe('dockviewGroupPanelModel', () => {
             new groupPanelMock() as DockviewGroupPanel
         );
 
+        let counter = 0;
+
+        cut.onUnhandledDragOverEvent(() => {
+            counter++;
+        });
+
         cut.openPanel(
             new TestPanel('panel1', {
                 renderer: 'onlyWhenVisibile',
@@ -857,7 +871,7 @@ describe('dockviewGroupPanelModel', () => {
         fireEvent.dragEnter(element);
         fireEvent.dragOver(element);
 
-        expect(accessor.options.showDndOverlay).toBeCalledTimes(0);
+        expect(counter).toBe(0);
 
         expect(
             element.getElementsByClassName('drop-target-dropzone').length
@@ -869,7 +883,6 @@ describe('dockviewGroupPanelModel', () => {
             return {
                 id: 'testcomponentid',
                 options: {
-                    showDndOverlay: jest.fn(),
                     parentElement: document.createElement('div'),
                 },
                 getPanel: jest.fn(),
@@ -908,6 +921,12 @@ describe('dockviewGroupPanelModel', () => {
             new groupPanelMock() as DockviewGroupPanel
         );
 
+        let counter = 0;
+
+        cut.onUnhandledDragOverEvent(() => {
+            counter++;
+        });
+
         cut.openPanel(
             new TestPanel('panel1', {
                 renderer: 'onlyWhenVisibile',
@@ -936,7 +955,7 @@ describe('dockviewGroupPanelModel', () => {
         fireEvent.dragEnter(element);
         fireEvent.dragOver(element);
 
-        expect(accessor.options.showDndOverlay).toBeCalledTimes(0);
+        expect(counter).toBe(0);
 
         expect(
             element.getElementsByClassName('drop-target-dropzone').length
@@ -948,7 +967,6 @@ describe('dockviewGroupPanelModel', () => {
             return {
                 id: 'testcomponentid',
                 options: {
-                    showDndOverlay: jest.fn(),
                     parentElement: document.createElement('div'),
                 },
                 getPanel: jest.fn(),
@@ -987,6 +1005,12 @@ describe('dockviewGroupPanelModel', () => {
             new groupPanelMock() as DockviewGroupPanel
         );
 
+        let counter = 0;
+
+        cut.onUnhandledDragOverEvent(() => {
+            counter++;
+        });
+
         cut.openPanel(
             new TestPanel('panel1', {
                 renderer: 'onlyWhenVisibile',
@@ -1015,7 +1039,7 @@ describe('dockviewGroupPanelModel', () => {
         fireEvent.dragEnter(element);
         fireEvent.dragOver(element);
 
-        expect(accessor.options.showDndOverlay).toBeCalledTimes(1);
+        expect(counter).toBe(1);
 
         expect(
             element.getElementsByClassName('drop-target-dropzone').length

packages/dockview-core/src/dockview/framework.ts

@@ -36,3 +36,7 @@ export interface IWatermarkPanelProps {
     containerApi: DockviewApi;
     group?: IDockviewGroupPanel;
 }
+
+export interface DockviewReadyEvent {
+    api: DockviewApi;
+}

packages/dockview-core/src/index.ts

@@ -43,6 +43,7 @@ export {
     IDockviewHeaderActionsProps,
     IGroupHeaderProps,
     IWatermarkPanelProps,
+    DockviewReadyEvent,
 } from './dockview/framework';
 
 export * from './dockview/options';

packages/dockview-vue/src/dockview/dockview.vue

@@ -11,40 +11,61 @@ import {
     type IWatermarkPanelProps,
     type DockviewOptions,
     PROPERTY_KEYS,
-  type DockviewEvents,
     type DockviewFrameworkOptions,
-} from 'dockview-core'
+    type DockviewReadyEvent,
-import { ref, onMounted, defineProps, defineEmits, watch, onBeforeUnmount } from 'vue'
+} from 'dockview-core';
+import {
+    ref,
+    onMounted,
+    defineProps,
+    defineEmits,
+    watch,
+    onBeforeUnmount,
+} from 'vue';
 import {
     VueContentRenderer,
     VueHeaderActionsRenderer,
     VueTabRenderer,
     VueWatermarkRenderer,
-  type VueComponent
+    type VueComponent,
-} from '../utils'
+} from '../utils';
-
 
 interface VueProps {
-  // onReady: (event: DockviewReadyEvent) => void;
+    components: Record<string, VueComponent<IDockviewPanelProps>>;
-  components: Record<string, VueComponent<IDockviewPanelProps>>
+    tabComponents?: Record<string, VueComponent<IDockviewPanelHeaderProps>>;
-  tabComponents?: Record<string, VueComponent<IDockviewPanelHeaderProps>>
     watermarkComponent?: VueComponent<IWatermarkPanelProps>;
-  // onDidDrop?: (event: DockviewDidDropEvent) => void;
+    defaultTabComponent?: VueComponent<IDockviewPanelHeaderProps>;
-  // onWillDrop?: (event: DockviewWillDropEvent) => void;
+    rightHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>;
-  // showDndOverlay?: (event: DockviewDndOverlayEvent) => boolean;
+    leftHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>;
-  className?: string;
+    prefixHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>;
-  defaultTabComponent?: VueComponent<IDockviewPanelHeaderProps>
-  rightHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>
-  leftHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>
-  prefixHeaderActionsComponent?: VueComponent<IGroupPanelBaseProps>
 }
 
-type IDockviewVueProps = DockviewOptions & VueProps;
+const VUE_PROPERTIES = (() => {
+    const _value: Record<keyof VueProps, undefined> = {
+        components: undefined,
+        tabComponents: undefined,
+        watermarkComponent: undefined,
+        defaultTabComponent: undefined,
+        rightHeaderActionsComponent: undefined,
+        leftHeaderActionsComponent: undefined,
+        prefixHeaderActionsComponent: undefined,
+    };
+
+    return Object.keys(_value) as (keyof VueProps)[];
+})();
+
+type VueEvents = {
+    ready: [event: DockviewReadyEvent];
+};
+
+const DEFAULT_REACT_TAB = 'props.defaultTabComponent';
+
+export type IDockviewVueProps = DockviewOptions & VueProps;
 
 function extractCoreOptions(props: IDockviewVueProps): DockviewOptions {
     const coreOptions = (PROPERTY_KEYS as (keyof DockviewOptions)[]).reduce(
         (obj, key) => {
-      (obj as any)[key] = props[key]
+            (obj as any)[key] = props[key];
             return obj;
         },
         {} as Partial<DockviewOptions>
@@ -53,67 +74,158 @@ function extractCoreOptions(props: IDockviewVueProps): DockviewOptions {
     return coreOptions as DockviewOptions;
 }
 
-type VueEvents = {
+const emit = defineEmits<VueEvents>();
-  onReady: (event: {api: DockviewApi}) => void;
+const props = defineProps<IDockviewVueProps>();
-}
 
-type DockviewVueEvents = DockviewEvents & VueEvents;
+const el = ref<HTMLElement | null>(null);
+const instance = ref<DockviewComponent | null>(null);
 
-interface TestEvents {
+PROPERTY_KEYS.forEach((coreOptionKey) => {
-  onDidChange: (event: string, a: number) => void;
+    watch(
-  onDidChange2?: (event: string, a: number) => void;
+        () => props[coreOptionKey],
-}
+        (newValue, oldValue) => {
-
-type StripEventSyntax<T> = T extends `on${infer E}` ? Uncapitalize<E> : T;
-
-type FunctionValue<T extends (...args: any[]) => void> =
-  T extends (...args: infer G) => void ? G : never;
-
-type Emitter<T extends Record<string, any>> = { [P in keyof T as StripEventSyntax<P>]-?:
-  FunctionValue<T[P]>
-}
-
-
-type VueEmits = Emitter<DockviewVueEvents>
-
-const emit = defineEmits<VueEmits>();
-const props = defineProps<IDockviewVueProps>()
-
-
-
-const el = ref<HTMLElement | null>(null)
-const instance = ref<DockviewComponent | null>(null)
-
-PROPERTY_KEYS.forEach(coreOptionKey => {
-  watch(() => props[coreOptionKey], (newValue, oldValue) => {
             if (instance.value) {
-      instance.value.updateOptions({ [coreOptionKey]: newValue })
+                instance.value.updateOptions({ [coreOptionKey]: newValue });
             }
-  })
+        }
-})
+    );
+});
+
+watch(
+    () => props.components,
+    (newValue, oldValue) => {
+        if (instance.value) {
+            instance.value.updateOptions({ frameworkComponents: newValue });
+        }
+    }
+);
+
+watch(
+    () => [props.tabComponents, props.defaultTabComponent],
+    ([newTabComponents, newDefaultTabComponent], oldValue) => {
+        if (instance.value) {
+            const frameworkTabComponents = newTabComponents ?? {};
+
+            if (newDefaultTabComponent) {
+                frameworkTabComponents[DEFAULT_REACT_TAB] =
+                    newDefaultTabComponent;
+            }
+
+            instance.value.updateOptions({
+                defaultTabComponent: newDefaultTabComponent
+                    ? DEFAULT_REACT_TAB
+                    : undefined,
+                frameworkTabComponents,
+            });
+        }
+    }
+);
+
+watch(
+    () => props.watermarkComponent,
+    (newValue, oldValue) => {
+        if (instance.value) {
+            instance.value.updateOptions({
+                watermarkFrameworkComponent: newValue,
+            });
+        }
+    }
+);
+
+watch(
+    () => props.leftHeaderActionsComponent,
+    (newValue, oldValue) => {
+        if (instance.value) {
+            instance.value.updateOptions({
+                headerLeftActionComponent: newValue
+                    ? (group) => {
+                          return new VueHeaderActionsRenderer(
+                              newValue as VueComponent,
+                              group
+                          );
+                      }
+                    : undefined,
+            });
+        }
+    }
+);
+
+watch(
+    () => props.rightHeaderActionsComponent,
+    (newValue, oldValue) => {
+        if (instance.value) {
+            instance.value.updateOptions({
+                headerRightActionComponent: newValue
+                    ? (group) => {
+                          return new VueHeaderActionsRenderer(
+                              newValue as VueComponent,
+                              group
+                          );
+                      }
+                    : undefined,
+            });
+        }
+    }
+);
+
+watch(
+    () => props.prefixHeaderActionsComponent,
+    (newValue, oldValue) => {
+        if (instance.value) {
+            instance.value.updateOptions({
+                headerPrefixActionComponent: newValue
+                    ? (group) => {
+                          return new VueHeaderActionsRenderer(
+                              newValue as VueComponent,
+                              group
+                          );
+                      }
+                    : undefined,
+            });
+        }
+    }
+);
 
 onMounted(() => {
     if (!el.value) {
-    throw new Error('element is not mounted')
+        throw new Error('element is not mounted');
+    }
+
+    const frameworkTabComponents = props.tabComponents ?? {};
+
+    if (props.defaultTabComponent) {
+        frameworkTabComponents[DEFAULT_REACT_TAB] = props.defaultTabComponent;
     }
 
     const frameworkOptions: DockviewFrameworkOptions = {
         parentElement: el.value,
         frameworkComponentFactory: {
             content: {
-        createComponent: (id: string, componentId: string, component: any): IContentRenderer => {
+                createComponent: (
-          return new VueContentRenderer(component)
+                    id: string,
-        }
+                    componentId: string,
+                    component: any
+                ): IContentRenderer => {
+                    return new VueContentRenderer(component);
+                },
             },
             tab: {
-        createComponent: (id: string, componentId: string, component: any): ITabRenderer => {
+                createComponent: (
-          return new VueTabRenderer(component)
+                    id: string,
-        }
+                    componentId: string,
+                    component: any
+                ): ITabRenderer => {
+                    return new VueTabRenderer(component);
+                },
             },
             watermark: {
-        createComponent: (id: string, componentId: string, component: any): IWatermarkRenderer => {
+                createComponent: (
-          return new VueWatermarkRenderer(component)
+                    id: string,
-        }
+                    componentId: string,
+                    component: any
+                ): IWatermarkRenderer => {
+                    return new VueWatermarkRenderer(component);
+                },
             },
             // action: {
             //   createComponent: (id: string, componentId: string, component: any): IWatermarkRenderer => {
@@ -122,39 +234,50 @@ onMounted(() => {
             // }
         },
         frameworkComponents: props.components,
-    frameworkTabComponents: props.tabComponents,
+        frameworkTabComponents,
-    headerLeftActionComponent: props.leftHeaderActionsComponent ? ((group) => {
+        headerLeftActionComponent: props.leftHeaderActionsComponent
+            ? (group) => {
                   return new VueHeaderActionsRenderer(
                       props.leftHeaderActionsComponent as VueComponent,
-        group);
+                      group
-    }) : undefined,
+                  );
-    headerPrefixActionComponent: props.prefixHeaderActionsComponent ? (group) => {
+              }
+            : undefined,
+        headerPrefixActionComponent: props.prefixHeaderActionsComponent
+            ? (group) => {
                   return new VueHeaderActionsRenderer(
                       props.prefixHeaderActionsComponent as VueComponent,
-        group);
+                      group
-    } : undefined,
+                  );
-    headerRightActionComponent: props.rightHeaderActionsComponent ? (group) => {
+              }
+            : undefined,
+        headerRightActionComponent: props.rightHeaderActionsComponent
+            ? (group) => {
                   return new VueHeaderActionsRenderer(
                       props.rightHeaderActionsComponent as VueComponent,
-        group);
+                      group
-    } : undefined,
+                  );
               }
+            : undefined,
+        defaultTabComponent: props.defaultTabComponent
+            ? DEFAULT_REACT_TAB
+            : undefined,
+    };
 
     const dockview = new DockviewComponent({
         ...extractCoreOptions(props),
-    ...frameworkOptions
+        ...frameworkOptions,
-  })
+    });
 
-  instance.value = dockview
+    instance.value = dockview;
-  emit("ready", { api: new DockviewApi(dockview) })
+    emit('ready', { api: new DockviewApi(dockview) });
-})
+});
 
 onBeforeUnmount(() => {
     if (instance.value) {
-    instance.value.dispose()
+        instance.value.dispose();
     }
-})
+});
-
 </script>
 
 <template>

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

@@ -2,15 +2,18 @@ import * as React from 'react';
 import { act, render, waitFor } from '@testing-library/react';
 import {
     DockviewApi,
+    DockviewReadyEvent,
     IDockviewPanel,
     IDockviewPanelProps,
 } from 'dockview-core';
-import { DockviewReact, DockviewReadyEvent } from '../../dockview/dockview';
+import { DockviewReact } from '../../dockview/dockview';
-import { PanelCollection } from '../../types';
 import { setMockRefElement } from '../__test_utils__/utils';
 
 describe('gridview react', () => {
-    let components: PanelCollection<IDockviewPanelProps>;
+    let components: Record<
+        string,
+        React.FunctionComponent<IDockviewPanelProps>
+    >;
 
     beforeEach(() => {
         components = {

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

@@ -6,11 +6,13 @@ import {
     GridviewReact,
     GridviewReadyEvent,
 } from '../../gridview/gridview';
-import { PanelCollection } from '../../types';
 import { setMockRefElement } from '../__test_utils__/utils';
 
 describe('gridview react', () => {
-    let components: PanelCollection<IGridviewPanelProps>;
+    let components:   Record<
+        string,
+        React.FunctionComponent<IGridviewPanelProps>
+    >
 
     beforeEach(() => {
         components = {

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

@@ -6,11 +6,13 @@ import {
     PaneviewReact,
     PaneviewReadyEvent,
 } from '../../paneview/paneview';
-import { PanelCollection } from '../../types';
 import { setMockRefElement } from '../__test_utils__/utils';
 
 describe('gridview react', () => {
-    let components: PanelCollection<IPaneviewPanelProps>;
+    let components: Record<
+        string,
+        React.FunctionComponent<IPaneviewPanelProps>
+    >;
 
     beforeEach(() => {
         components = {

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

@@ -6,11 +6,13 @@ import {
     SplitviewReact,
     SplitviewReadyEvent,
 } from '../../splitview/splitview';
-import { PanelCollection } from '../../types';
 import { setMockRefElement } from '../__test_utils__/utils';
 
 describe('splitview react', () => {
-    let components: PanelCollection<ISplitviewPanelProps>;
+    let components: Record<
+        string,
+        React.FunctionComponent<ISplitviewPanelProps>
+    >;
 
     beforeEach(() => {
         components = {

packages/dockview/src/dockview/dockview.tsx

@@ -19,6 +19,7 @@ import {
     DockviewFrameworkOptions,
     IDockviewDisposable,
     DockviewDndOverlayEvent,
+    DockviewReadyEvent,
 } from 'dockview-core';
 import { ReactPanelContentPart } from './reactContentPart';
 import { ReactPanelHeaderPart } from './reactHeaderPart';
@@ -44,27 +45,23 @@ function createGroupControlElement(
 
 const DEFAULT_REACT_TAB = 'props.defaultTabComponent';
 
-export interface DockviewReadyEvent {
-    api: DockviewApi;
-}
-
 export interface IDockviewReactProps extends DockviewOptions {
     className?: string;
-    onReady: (event: DockviewReadyEvent) => void;
-    onDidDrop?: (event: DockviewDidDropEvent) => void;
-    onWillDrop?: (event: DockviewWillDropEvent) => void;
-    components: Record<string, React.FunctionComponent<IDockviewPanelProps>>;
     tabComponents?: Record<
         string,
         React.FunctionComponent<IDockviewPanelHeaderProps>
     >;
+    components: Record<string, React.FunctionComponent<IDockviewPanelProps>>;
     watermarkComponent?: React.FunctionComponent<IWatermarkPanelProps>;
     defaultTabComponent?: React.FunctionComponent<IDockviewPanelHeaderProps>;
     rightHeaderActionsComponent?: React.FunctionComponent<IDockviewHeaderActionsProps>;
     leftHeaderActionsComponent?: React.FunctionComponent<IDockviewHeaderActionsProps>;
     prefixHeaderActionsComponent?: React.FunctionComponent<IDockviewHeaderActionsProps>;
     //
-    showDndOverlay: (event: DockviewDndOverlayEvent) => boolean;
+    onReady: (event: DockviewReadyEvent) => void;
+    onDidDrop?: (event: DockviewDidDropEvent) => void;
+    onWillDrop?: (event: DockviewWillDropEvent) => void;
+    showDndOverlay?: (event: DockviewDndOverlayEvent) => boolean;
 }
 
 function extractCoreOptions(props: IDockviewReactProps): DockviewOptions {
@@ -229,7 +226,7 @@ export const DockviewReact = React.forwardRef(
 
             const disposable = dockviewRef.current.onUnhandledDragOverEvent(
                 (event) => {
-                    if (props.showDndOverlay(event)) {
+                    if (props.showDndOverlay?.(event)) {
                         event.accept();
                     }
                 }
@@ -276,15 +273,6 @@ export const DockviewReact = React.forwardRef(
             });
         }, [props.watermarkComponent]);
 
-        React.useEffect(() => {
-            if (!dockviewRef.current) {
-                return;
-            }
-            dockviewRef.current.updateOptions({
-                frameworkTabComponents: props.tabComponents,
-            });
-        }, [props.tabComponents]);
-
         React.useEffect(() => {
             if (!dockviewRef.current) {
                 return;
@@ -303,7 +291,7 @@ export const DockviewReact = React.forwardRef(
                     : undefined,
                 frameworkTabComponents,
             });
-        }, [props.defaultTabComponent]);
+        }, [props.tabComponents, props.defaultTabComponent]);
 
         React.useEffect(() => {
             if (!dockviewRef.current) {