diff --git a/idea.md b/idea.md
index 3cb82ba..23bc5b2 100644
--- a/idea.md
+++ b/idea.md
@@ -105,3 +105,4 @@ dam4.png ---- 存档 59
 [] 完善加载系统
 [] 不同怪物可以在怪物手册中添加一些不同的边框
 [] 按住一个按键时显示怪物的攻防血
+[] 新的事件系统？
diff --git a/src/core/main/custom/hotkey.ts b/src/core/main/custom/hotkey.ts
index 81fca20..468c724 100644
--- a/src/core/main/custom/hotkey.ts
+++ b/src/core/main/custom/hotkey.ts
@@ -271,3 +271,10 @@ export function unwarpBinary(bin: number): AssistHoykey {
         alt: !!(bin & (1 << 2))
     };
 }
+
+export function checkAssist(bin: number, key: KeyCode) {
+    return !!(
+        (1 << (key === KeyCode.Ctrl ? 0 : key === KeyCode.Shift ? 1 : 2)) &
+        bin
+    );
+}
diff --git a/src/core/main/custom/toolbar.ts b/src/core/main/custom/toolbar.ts
new file mode 100644
index 0000000..be075d4
--- /dev/null
+++ b/src/core/main/custom/toolbar.ts
@@ -0,0 +1,180 @@
+import { EmitableEvent, EventEmitter } from '@/core/common/eventEmitter';
+import { KeyCode } from '@/plugin/keyCodes';
+import { flipBinary, has } from '@/plugin/utils';
+import { FunctionalComponent, reactive } from 'vue';
+import { createToolbarComponents } from '../init/toolbar';
+import { gameKey } from '../init/hotkey';
+import { unwarpBinary } from './hotkey';
+
+interface CustomToolbarEvent extends EmitableEvent {
+    add: (item: ValueOf<ToolbarItemMap>) => void;
+    delete: (item: ValueOf<ToolbarItemMap>) => void;
+    set: (id: string, data: Partial<SettableItemData>) => void;
+    emit: (id: string) => void;
+}
+
+type ToolbarItemType = 'hotkey' | 'item' | 'assistKey';
+
+interface ToolbarItemBase<T extends ToolbarItemType> {
+    type: T;
+    id: string;
+    com: CustomToolbarComponent<T>;
+}
+
+// 快捷键
+interface HotkeyToolbarItem extends ToolbarItemBase<'hotkey'> {
+    key: KeyCode;
+    assist: number;
+}
+
+// 使用道具
+interface ItemToolbarItem extends ToolbarItemBase<'item'> {
+    item: ItemIdOf<'tools' | 'constants'>;
+}
+
+// 切换辅助按键 ctrl alt shift
+interface AssistKeyToolbarItem extends ToolbarItemBase<'assistKey'> {
+    assist: KeyCode.Ctrl | KeyCode.Shift | KeyCode.Alt;
+}
+
+interface ToolbarItemMap {
+    hotkey: HotkeyToolbarItem;
+    item: ItemToolbarItem;
+    assistKey: AssistKeyToolbarItem;
+}
+
+export type SettableItemData<T extends ToolbarItemType = ToolbarItemType> =
+    Omit<ToolbarItemMap[T], 'id' | 'type'>;
+
+export interface CustomToolbarProps<
+    T extends ToolbarItemType = ToolbarItemType
+> {
+    item: ToolbarItemMap[T];
+    toolbar: CustomToolbar;
+}
+export type CustomToolbarComponent<
+    T extends ToolbarItemType = ToolbarItemType
+> = FunctionalComponent<CustomToolbarProps<T>>;
+
+const COM = createToolbarComponents();
+
+const comMap: {
+    [P in ToolbarItemType]: CustomToolbarComponent<P>;
+} = {
+    hotkey: COM.KeyTool,
+    item: COM.ItemTool,
+    assistKey: COM.AssistKeyTool
+};
+
+export class CustomToolbar extends EventEmitter<CustomToolbarEvent> {
+    static num: number = 0;
+    static list: CustomToolbar[] = [];
+
+    items: ValueOf<ToolbarItemMap>[] = reactive([]);
+    num: number = CustomToolbar.num++;
+    id: string;
+    // ----- size
+    x: number = 300;
+    y: number = 300;
+    width: number = 300;
+    height: number = 100;
+    // ----- other
+    assistKey: number = 0;
+
+    constructor(id: string) {
+        super();
+        this.id = id;
+        CustomToolbar.list.push(this);
+    }
+
+    /**
+     * 添加一个自定义项
+     * @param item 要添加的自定义工具栏项
+     */
+    add<K extends ToolbarItemType>(item: Omit<ToolbarItemMap[K], 'com'>) {
+        // @ts-ignore
+        const data: ToolbarItemMap[K] = {
+            com: comMap[item.type],
+            ...item
+        } as ToolbarItemMap[K];
+        this.items.push(data);
+        this.emit('add', data);
+    }
+
+    /**
+     * 删除一个自定义项
+     * @param id 要删除的项的id
+     */
+    delete(id: string) {
+        const index = this.items.findIndex(v => v.id === id);
+        if (index === -1) return;
+        const item = this.items[index];
+        this.items.splice(index, 1);
+        this.emit('delete', item);
+    }
+
+    /**
+     * 设置一个项
+     * @param id 要设置的项的id
+     * @param item 要设置的属性内容
+     */
+    set<T extends ToolbarItemType>(
+        id: string,
+        item: Partial<SettableItemData<T>>
+    ) {
+        const toSet = this.items.find(v => v.id === id);
+        if (!toSet) return;
+        Object.assign(toSet, item);
+        this.emit('set', id, item);
+    }
+
+    /**
+     * 触发一个自定义工具
+     * @param id 要触发的自定义工具的id
+     */
+    emitTool(id: string) {
+        const item = this.items.find(v => v.id === id);
+        if (!item) return;
+        this.emit(id);
+        if (item.type === 'hotkey') {
+            // 按键
+            const { ctrl, shift, alt } = unwarpBinary(
+                item.assist | this.assistKey
+            );
+            const ev = new KeyboardEvent('keyup', {
+                ctrlKey: ctrl,
+                shiftKey: shift,
+                altKey: alt
+            });
+
+            // todo: Advanced KeyboardEvent simulate
+            gameKey.emitKey(item.key, item.assist, 'up', ev);
+        } else if (item.type === 'item') {
+            // 道具
+            core.tryUseItem(item.item);
+        } else if (item.type === 'assistKey') {
+            // 辅助按键
+            if (item.assist === KeyCode.Ctrl) {
+                this.assistKey = flipBinary(this.assistKey, 0);
+            } else if (item.assist === KeyCode.Shift) {
+                this.assistKey = flipBinary(this.assistKey, 1);
+            } else if (item.assist === KeyCode.Alt) {
+                this.assistKey = flipBinary(this.assistKey, 2);
+            }
+        }
+    }
+
+    setPos(x?: number, y?: number) {
+        has(x) && (this.x = x);
+        has(y) && (this.y = y);
+    }
+
+    setSize(width?: number, height?: number) {
+        has(width) && (this.width = width);
+        has(height) && (this.height = height);
+    }
+
+    static get(id: string) {
+        return this.list.find(v => v.id === id);
+    }
+}
diff --git a/src/core/main/init/toolbar.tsx b/src/core/main/init/toolbar.tsx
new file mode 100644
index 0000000..5b6dc83
--- /dev/null
+++ b/src/core/main/init/toolbar.tsx
@@ -0,0 +1,71 @@
+import { KeyCodeUtils } from '@/plugin/keyCodes';
+import type {
+    CustomToolbarComponent,
+    CustomToolbarProps
+} from '../custom/toolbar';
+import BoxAnimate from '@/components/boxAnimate.vue';
+import { onUnmounted, ref } from 'vue';
+import { checkAssist } from '../custom/hotkey';
+
+interface Components {
+    DefaultTool: CustomToolbarComponent;
+    KeyTool: CustomToolbarComponent<'hotkey'>;
+    ItemTool: CustomToolbarComponent<'item'>;
+    AssistKeyTool: CustomToolbarComponent<'assistKey'>;
+}
+
+export function createToolbarComponents() {
+    const com: Components = {
+        DefaultTool,
+        KeyTool,
+        ItemTool,
+        AssistKeyTool
+    };
+    return com;
+}
+
+function DefaultTool(props: CustomToolbarProps) {
+    return <span>未知工具</span>;
+}
+
+function KeyTool(props: CustomToolbarProps<'hotkey'>) {
+    const { item, toolbar } = props;
+    return (
+        <span onClick={() => toolbar.emitTool(item.id)}>
+            {KeyCodeUtils.toString(item.key)}
+        </span>
+    );
+}
+
+function ItemTool(props: CustomToolbarProps<'item'>) {
+    const { item, toolbar } = props;
+    return (
+        <div onClick={() => toolbar.emitTool(item.id)}>
+            <BoxAnimate id={item.item}></BoxAnimate>
+        </div>
+    );
+}
+
+function AssistKeyTool(props: CustomToolbarProps<'assistKey'>) {
+    const { item, toolbar } = props;
+    const pressed = ref(checkAssist(toolbar.assistKey, item.assist));
+    const listen = () => {
+        pressed.value = checkAssist(toolbar.assistKey, item.assist);
+    };
+    toolbar.on('emit', listen);
+
+    onUnmounted(() => {
+        toolbar.off('emit', listen);
+    });
+
+    return (
+        <span
+            class="button-text"
+            // @ts-ignore
+            active={pressed.value}
+            onClick={() => toolbar.emitTool(item.id)}
+        >
+            {KeyCodeUtils.toString(item.assist)}
+        </span>
+    );
+}
diff --git a/src/core/main/init/ui.ts b/src/core/main/init/ui.ts
index 7cdb1fb..12a3404 100644
--- a/src/core/main/init/ui.ts
+++ b/src/core/main/init/ui.ts
@@ -28,7 +28,8 @@ fixedUi.register(
     new GameUi('fixed', UI.Fixed),
     new GameUi('chapter', UI.Chapter),
     new GameUi('completeAchi', UI.CompleteAchi),
-    new GameUi('start', UI.Start)
+    new GameUi('start', UI.Start),
+    new GameUi('toolbar', UI.Toolbar)
 );
 fixedUi.showAll();
 
diff --git a/src/plugin/utils.ts b/src/plugin/utils.ts
index d858f20..f3c13f4 100644
--- a/src/plugin/utils.ts
+++ b/src/plugin/utils.ts
@@ -333,3 +333,9 @@ export function getStatusLabel(name: string) {
         }[name] || name
     );
 }
+
+export function flipBinary(num: number, col: number) {
+    const n = 1 << col;
+    if (num & col) return num & ~n;
+    else return num | n;
+}
diff --git a/src/ui/index.ts b/src/ui/index.ts
index 42472cc..697cbcf 100644
--- a/src/ui/index.ts
+++ b/src/ui/index.ts
@@ -20,3 +20,4 @@ export { default as Studied } from './studied.vue';
 export { default as Study } from './study.vue';
 export { default as Toolbox } from './toolbox.vue';
 export { default as Hotkey } from './hotkey.vue';
+export { default as Toolbar } from './toolbar.vue';
diff --git a/src/ui/toolbar.vue b/src/ui/toolbar.vue
new file mode 100644
index 0000000..1e59e33
--- /dev/null
+++ b/src/ui/toolbar.vue
@@ -0,0 +1,62 @@
+<template>
+    <Box
+        :dragable="true"
+        :resizable="true"
+        v-model:left="box.x"
+        v-model:top="box.y"
+        v-model:height="box.height"
+        v-model:width="box.width"
+    >
+        <div class="toolbar">
+            <div v-for="item of bar.items">
+                <component
+                    :is="(item.com as any)"
+                    :item="item"
+                    :toolbar="bar"
+                ></component>
+            </div>
+        </div>
+    </Box>
+</template>
+
+<script lang="ts" setup>
+import Box from '@/components/box.vue';
+import { CustomToolbar } from '@/core/main/custom/toolbar';
+import { GameUi } from '@/core/main/custom/ui';
+import { reactive, watch } from 'vue';
+
+interface BoxData {
+    x: number;
+    y: number;
+    width: number;
+    height: number;
+}
+
+const props = defineProps<{
+    num: number;
+    ui: GameUi;
+    bar: CustomToolbar;
+}>();
+
+const bar = props.bar;
+const box = reactive<BoxData>({
+    x: bar.x,
+    y: bar.y,
+    width: bar.width,
+    height: bar.height
+});
+
+watch(box, ({ x, y, width, height }) => {
+    bar.x = x;
+    bar.y = y;
+    bar.width = width;
+    bar.height = height;
+});
+</script>
+
+<style lang="less" scoped>
+.toolbar {
+    display: flex;
+    flex-direction: row;
+}
+</style>