diff --git a/public/iconfont.css b/public/iconfont.css
index c9eaf80..a4f4972 100644
--- a/public/iconfont.css
+++ b/public/iconfont.css
@@ -1,8 +1,8 @@
 @font-face {
   font-family: "iconfont"; /* Project id 4440655 */
-  src: url('iconfont.woff2?t=1708523702559') format('woff2'),
-       url('iconfont.woff?t=1708523702559') format('woff'),
-       url('iconfont.ttf?t=1708523702559') format('truetype');
+  src: url('iconfont.woff2?t=1708609094813') format('woff2'),
+       url('iconfont.woff?t=1708609094813') format('woff'),
+       url('iconfont.ttf?t=1708609094813') format('truetype');
 }
 
 .iconfont {
@@ -13,6 +13,18 @@
   -moz-osx-font-smoothing: grayscale;
 }
 
+.icon-about:before {
+  content: "\e601";
+}
+
+.icon-setting:before {
+  content: "\e657";
+}
+
+.icon-Collections:before {
+  content: "\e689";
+}
+
 .icon-memory-chip:before {
   content: "\e600";
 }
diff --git a/public/iconfont.woff2 b/public/iconfont.woff2
index 12cb752..32d903a 100644
Binary files a/public/iconfont.woff2 and b/public/iconfont.woff2 differ
diff --git a/public/vcd.css b/public/vcd.css
index 321126c..0633c0c 100644
--- a/public/vcd.css
+++ b/public/vcd.css
@@ -24,30 +24,11 @@ html, body {
 
 }
 
-.vcd-treeview {
-    position: absolute;
-    bottom: 0;
-    left: 10px;
-    height: 500px;
-    background-color: var(--sidebar);
-    padding: 10px;
-    height: fit-content;
-    display: flex;
-    box-shadow: 0 0 15px 1px rgb(16, 16, 16);
-    border-radius: 1.0em;
-}
-
-.vcd-signal-info {
-    height: 500px;
-    width: 300px;
-    padding-right: 5px;
-    overflow-x: scroll;
-}
-
-.vcd-signal-wires {
-    height: 500px;
-    width: 300px;
-    overflow-x: scroll;
+* hr {
+    border: none;
+    background-color: var(--vscode-focusBorder);
+    height: 2px;
+    width: 95%;
 }
 
 ::-webkit-scrollbar {
diff --git a/src/App.vue b/src/App.vue
index 19e4094..e59c781 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -15,32 +15,22 @@
 
         </div>
         <!-- 显示当前信号树形关系 -->
-        <div class="vcd-treeview">
-            <div class="vcd-signal-info">
-                <Signals v-for="mod of VcdInfo.topModules"
-                        :key="mod.name"
-                        :signal="mod"
-                ></Signals>
-            </div>
-            <div class="vcd-signal-wires">
-                <Wires></Wires>
-            </div>
-        </div>
+        <!-- 右侧工具合集 -->
+        <RightNav :topModules="VcdInfo.topModules"></RightNav>
+
     </div>
 </template>
 
 <script>
 import { onMounted, reactive } from 'vue';
 import { getVcdStream, readVcdFile } from '@/hook/utils';
-import { emitter } from '@/hook/event';
+import { emitter } from '@/hook/global';
 
-import Signals from '@/components/signals.vue';
-import Wires from '@/components/wires.vue';
+import RightNav from '@/components/right-nav.vue';
 
 export default {
     components: {
-        Signals,
-        Wires
+        RightNav
     },
     setup() {
 
@@ -61,12 +51,16 @@ export default {
                 VcdInfo.topModules.push(topModule);
             }
 
+            // timestamp when vcd is loaded
             // send wires of first module
             if (VcdInfo.topModules.length > 0) {
                 const defaultMod = VcdInfo.topModules[0];
                 const wires = defaultMod.body.filter(mod => mod.link);
                 emitter.emit('tree-view', wires);
             }
+
+            
+
         });
 
         return {
@@ -83,8 +77,5 @@ export default {
     font-family: Avenir, Helvetica, Arial, sans-serif;
     -webkit-font-smoothing: antialiased;
     -moz-osx-font-smoothing: grayscale;
-    text-align: center;
-    color: #2c3e50;
-    margin-top: 60px;
 }
 </style>
diff --git a/src/assets/icon.png b/src/assets/icon.png
new file mode 100644
index 0000000..cec5163
Binary files /dev/null and b/src/assets/icon.png differ
diff --git a/src/assets/images/dide.png b/src/assets/images/dide.png
new file mode 100644
index 0000000..cec5163
Binary files /dev/null and b/src/assets/images/dide.png differ
diff --git a/src/components/about/index.vue b/src/components/about/index.vue
new file mode 100644
index 0000000..9a7c977
--- /dev/null
+++ b/src/components/about/index.vue
@@ -0,0 +1,74 @@
+<template>
+    <div class="about-wrapper">
+        <div class="icon-caption" @click="goto('https://github.com/Digital-EDA')">
+            <img src="../../assets/icon.png" height="200px" alt="">
+        </div>
+        <div class="version-caption">
+            <span>当前版本 &ensp; <span class="version-wrapper">0.3.3</span></span>
+        </div>
+        <hr>
+        <div style="display: flex;justify-content: space-around;">
+            <div class="copyright-caption">本软件版权归
+            <a href="https://github.com/Digital-EDA" target="_blank">Digital-IDE</a> 项目组所有，欢迎 <a href="https://github.com/Digital-EDA/Digital-IDE">Star</a>。</div>
+        <div class="copyright-caption">The copyright of this software belongs to
+            <a href="https://github.com/Digital-EDA" target="_blank">Digital-IDE</a> project team. Welcome to <a href="https://github.com/Digital-EDA/Digital-IDE">Star</a>.</div>
+        </div>
+    </div>
+</template>
+
+<script>
+export default {
+    name: 'dide-about',
+    setup() {
+        function goto(url) {
+            window.open(url, '_blank');
+        }
+
+        return {
+            goto
+        }
+    }
+}
+</script>
+
+<style>
+.about-wrapper {
+    margin-top: 20px;
+    padding: 10px;
+    width: 600px;
+}
+
+.version-caption {
+    display: flex;
+    width: 100% !important;
+    font-size: 20px;
+    padding: 10px;
+    margin: 10px;
+    align-items: center;
+    justify-content: space-evenly;
+}
+
+.copyright-caption {
+    width: 50% !important;
+    line-height: 30px;
+    font-size: 20px;
+    padding: 10px;
+    margin: 10px;
+    align-items: center;
+}
+
+.icon-caption {
+    display: flex;
+    align-items: center;
+    justify-content: space-around;
+    cursor: pointer;
+}
+
+.version-wrapper {
+    border-radius: .5em;
+    color: white;
+    background-color: var(--color-deepPurple);
+    padding: 5px;
+}
+
+</style>
\ No newline at end of file
diff --git a/src/components/right-nav.vue b/src/components/right-nav.vue
new file mode 100644
index 0000000..930dbc6
--- /dev/null
+++ b/src/components/right-nav.vue
@@ -0,0 +1,126 @@
+<template>
+    <div class="vcd-right-nav">
+
+        <div class="vcd-function-panel">
+            <TreeView :topModules="props.topModules"
+                v-show="controlPanel.currentIndex === 0"></TreeView>
+            <Setting
+                v-show="controlPanel.currentIndex === 1"></Setting>
+            <About
+                v-show="controlPanel.currentIndex === 2"></About>
+        </div>
+
+        <div class="vcd-function-option">
+            <div class="vcd-control-panel-wrapper">
+                <img class="vcd-control-panel-icon" src="../assets/icon.png" alt="">
+            </div>
+            <hr>
+            <div class="vcd-control-panel-wrapper"
+                v-for="(section, index) of controlPanel.sections" :key="index"
+                @click="controlPanel.click(index)"
+                >
+                <div :class="controlPanel.currentIndex === index ? 'vcd-control-panel-active': ''"><span 
+                    class="vcd-control-panel-icon"
+                    :class="section.iconClass"
+                    ></span></div>
+            </div>
+        </div>
+    </div>
+</template>
+
+<script>
+import { reactive } from 'vue';
+
+import TreeView from '@/components/treeview';
+import Setting from '@/components/setting';
+import About from '@/components/about';
+
+export default {
+    name: 'right-nav',
+    components: {
+        TreeView,
+        Setting,
+        About
+    },
+    props: {
+        topModules: Array
+    },
+    setup(props) {
+
+        const controlPanel = reactive({
+            sections: [
+                {
+                    iconClass: 'iconfont icon-Collections'
+                },
+                {
+                    iconClass: 'iconfont icon-setting'
+                },
+                {
+                    iconClass: 'iconfont icon-about'
+                }
+            ],
+            currentIndex: -1,
+            click(index) {
+                if (this.currentIndex === index) {
+                    this.currentIndex = -1;
+                } else {
+                    this.currentIndex = index;
+                }
+
+                console.log(this.currentIndex);
+            }
+        });
+
+        return {
+            props,
+            controlPanel
+        };
+    }
+}
+</script>
+
+<style>
+.vcd-right-nav {
+    display: flex;
+    position: absolute;
+    top: 0;
+    right: 0;
+}
+
+.vcd-function-panel {
+    display: flex;
+    background-color: var(--sidebar);
+    height: 100vh;
+    box-shadow: 0 0 15px 1px rgb(16, 16, 16);
+}
+
+.vcd-function-option {
+    width: fit-content;
+    height: 100vh;
+    box-shadow: 0 0 15px 1px rgb(16, 16, 16);
+}
+
+.vcd-control-panel-wrapper {
+    width: 60px;
+    height: 60px;
+    display: flex;
+    align-items: center;
+    justify-content: space-around;
+    cursor: pointer;
+    margin-top: 10px;
+}
+
+.vcd-control-panel-wrapper:hover {
+    color: var(--vscode-icon-foreground);
+}
+
+.vcd-control-panel-icon {
+    width: 50px;
+    height: 50px;
+    font-size: 35px;
+}
+
+.vcd-control-panel-active {
+    color: var(--main-color);
+}
+</style>
\ No newline at end of file
diff --git a/src/components/setting/index.vue b/src/components/setting/index.vue
new file mode 100644
index 0000000..0d5a488
--- /dev/null
+++ b/src/components/setting/index.vue
@@ -0,0 +1,33 @@
+<template>
+    <div class="setting-wrapper">
+        <div class="section">
+
+        </div>
+        <hr>
+        <div class="section">
+
+        </div>
+    </div>
+</template>
+
+<script>
+export default {
+    name: 'dide-setting',
+    setup() {
+
+    }
+}
+</script>
+
+<style>
+.setting-wrapper {
+    width: 600px;
+}
+
+.setting-wrapper section {
+    padding: 10px;
+    margin: 10px;
+    border-radius: .3em;
+    min-height: 50px;
+}
+</style>
\ No newline at end of file
diff --git a/src/components/signals.vue b/src/components/signals.vue
deleted file mode 100644
index ac345de..0000000
--- a/src/components/signals.vue
+++ /dev/null
@@ -1,92 +0,0 @@
-<template>
-    <div class="signal">
-        <div v-on:click="clickItem()" class="vcd-treeview-item">
-            <span class="iconfont icon-memory-chip"></span>&ensp;{{ signal.name }}
-        </div>
-
-        <div v-if="signal.body" v-show="expanded" class="vcd-subtree-wrapper">
-            <div style="width: 20px;"></div>
-            <div style="width: 100%;">
-                <signals 
-                    v-for="(child, index) in signal.body" 
-                    :signal="child" 
-                    :key="index"
-                ></signals>
-            </div>
-        </div>
-    </div>
-</template>
-
-<script>
-/* eslint-disable */
-import { ref } from 'vue';
-import { emitter } from '@/hook/event';
-
-export default {
-    name: "signals",
-    props: {
-        signal: Object
-    },
-    setup(props) {
-        const signal = props.signal;
-        const signalChildern = signal.body;
-        const wires = [];
-        signal.body = [];
-        for (const wire of signalChildern) {
-            if (wire.body) {
-                signal.body.push(wire);
-            } else {
-                wires.push(wire);
-            }
-        }
-        
-        const expanded = ref(true);
-        function clickItem() {
-            emitter.emit('tree-view', wires);
-            if (signal.body === undefined) {
-                return;
-            }
-            expanded.value = !expanded.value;
-        }
-
-        return {
-            signal,
-            expanded,
-            clickItem
-        }
-    }
-};
-</script>
-
-<style>
-.icon-memory-chip {
-    color: #FF7043;
-}
-
-
-.signal {
-    text-align: left;
-}
-
-.vcd-subtree-wrapper {
-    display: flex;
-    width: 100%;
-}
-
-.vcd-treeview-item {
-    color: var(--sidebar-item-text);
-    cursor: pointer;
-    height: 27px;
-    display: flex;
-    align-items: center;
-}
-
-.vcd-treeview-item::selection {
-    background: none;
-}
-
-.vcd-treeview-item:hover {
-    background-color: #3D4450;
-    border-radius: .3em;
-}
-</style>
diff --git a/src/components/treeview/index.vue b/src/components/treeview/index.vue
new file mode 100644
index 0000000..ce433f3
--- /dev/null
+++ b/src/components/treeview/index.vue
@@ -0,0 +1,76 @@
+<template>
+<!-- treeview -->
+<div class="vcd-treeview">
+    <TreeViewSearch></TreeViewSearch>
+    <br>
+    <div style="display: flex;">
+        <div class="vcd-signal-info">
+            <div>Modules</div>
+            <hr>
+            <Signals v-for="mod of props.topModules"
+                    :key="mod.name"
+                    :signal="mod"
+            ></Signals>
+        </div>
+        <div class="vcd-signal-wires">
+            <Wires></Wires>
+        </div>
+    </div>
+</div>
+</template>
+
+<script>
+import { onMounted } from 'vue';
+
+import TreeViewSearch from '@/components/treeview/search.vue';
+import Signals from '@/components/treeview/signals.vue';
+import Wires from '@/components/treeview/wires.vue';
+
+import { emitter } from '@/hook/global';
+
+
+export default {
+    name: 'tree-view',
+    components: {
+        Signals,
+        Wires,
+        TreeViewSearch
+    },
+    props: {
+        topModules: Array
+    },
+    setup(props) {
+        onMounted(() => {
+
+        });
+
+
+        return {
+            props
+        }
+    }
+}
+</script>
+
+<style>
+.vcd-signal-info {
+    height: 80vh;
+    width: 300px;
+    padding-right: 5px;
+    overflow-x: scroll;
+}
+
+.vcd-signal-wires {
+    height: 80vh;
+    width: 300px;
+    overflow-x: scroll;
+}
+
+.vcd-treeview {
+    background-color: var(--sidebar);
+    padding: 10px;
+    height: fit-content;
+    border-radius: 1.0em;
+}
+
+</style>
\ No newline at end of file
diff --git a/src/components/treeview/search.vue b/src/components/treeview/search.vue
new file mode 100644
index 0000000..9951395
--- /dev/null
+++ b/src/components/treeview/search.vue
@@ -0,0 +1,51 @@
+<template>
+    <div class="tree-view-search-wrapper">
+        <input type="text" class="tree-view-search" placeholder="Search Signal">
+    </div>
+</template>
+
+<script>
+export default {
+    name: 'tree-view-search',
+    setup() {
+
+
+        return {
+
+        }
+    }
+}
+</script>
+
+<style>
+.tree-view-search-wrapper {
+    height: 30px;
+    padding: 10px;
+    margin-bottom: 10px;
+}
+
+.tree-view-search[type="text"] {
+    color: var(--input-foreground);
+    background-color: var(--input-background);
+    border-radius: var(--input-radius);
+    border: .5px solid var(--input-border);
+    font-size: 18px;
+    padding: 6px;
+    width: 98%;
+}
+
+.tree-view-search[type="text"]:focus {
+    color: var(--input-active-foreground);
+    background-color: var(--input-active-background);
+    border: .5px solid var(--input-active-border);
+    outline: none;
+}
+
+.tree-view-search[type="text"]:hover {
+    background-color: var(--input-hover);
+}
+
+.tree-view-search[type="text"]::placeholder {
+    color: var(--input-placeholder);
+}
+</style>
\ No newline at end of file
diff --git a/src/components/treeview/signals.vue b/src/components/treeview/signals.vue
new file mode 100644
index 0000000..0856df1
--- /dev/null
+++ b/src/components/treeview/signals.vue
@@ -0,0 +1,139 @@
+<template>
+    <div class="signal">
+        <div @click="clickItem()" class="vcd-treeview-item"
+            :class="signal === globalLookup.currentSignal ? 'vcd-treeview-selected' : ''">
+            <span class="signal-tag-status" @click.stop="expandManage.click">
+                <div :class="expandManage.expandTagClass"></div>
+            </span>
+            <span class="iconfont icon-memory-chip"></span>
+            &ensp;{{ signal.name }}
+        </div>
+
+        <div v-if="signal.body" v-show="expandManage.expanded" class="vcd-subtree-wrapper">
+            <div style="width: 20px;"></div>
+            <div style="width: 100%;">
+                <signals 
+                    v-for="(child, index) in signal.body" 
+                    :signal="child" 
+                    :key="index"
+                ></signals>
+            </div>
+        </div>
+    </div>
+</template>
+
+<script>
+/* eslint-disable */
+import { reactive, onMounted } from 'vue';
+import { emitter, globalLookup } from '@/hook/global';
+
+export default {
+    name: "signals",
+    props: {
+        signal: Object
+    },
+    setup(props) {
+        const signal = props.signal;
+        const signalChildern = signal.body;
+
+        globalLookup.initCurrentSignal(signal);
+
+        const wires = [];
+        signal.body = [];
+        for (const wire of signalChildern) {
+            if (wire.body) {
+                signal.body.push(wire);
+            } else {
+                wires.push(wire);
+            }
+        }
+        
+        
+        function clickItem() {
+            emitter.emit('tree-view', wires);
+            // color change into selected
+            globalLookup.currentSignal = signal;
+
+        }
+
+        const expandManage = reactive({
+            expanded: true,
+            expandTagClass: signal.body.length === 0 ? '' : 'expand-tag',
+            click() {                
+                this.expanded = !this.expanded;
+                if (this.expandTagClass) {
+                    this.expandTagClass = this.expanded ? 'expand-tag' : 'collapse-tag';
+                }
+            }
+        });
+
+        return {
+            signal,
+            clickItem,
+            expandManage,
+            globalLookup
+        }
+    }
+};
+</script>
+
+<style>
+.icon-memory-chip {
+    color: #FF7043;
+}
+
+.signal {
+    text-align: left;
+}
+
+.vcd-subtree-wrapper {
+    display: flex;
+    width: 100%;
+}
+
+.vcd-treeview-item {
+    color: var(--sidebar-item-text);
+    cursor: pointer;
+    height: 27px;
+    display: flex;
+    align-items: center;
+}
+
+.vcd-treeview-item::selection {
+    background: none;
+}
+
+.vcd-treeview-item:hover {
+    background-color: var(--vscode-button-hoverBackground);
+    border-radius: .3em;
+}
+
+.vcd-treeview-selected {
+    background-color: var(--vscode-button-hoverBackground);
+    border-radius: .3em;
+}
+
+.signal-tag-status {
+    width: 25px;
+    height: 25px;
+    align-items: center;
+    justify-content: space-around;
+    display: flex;
+}
+
+.expand-tag {
+    height: 7px;
+    width: 7px;
+    border-top: solid 1.7px var(--sidebar-item-text);
+    border-left: solid 1.7px var(--sidebar-item-text);
+    transform: rotate(225deg);
+}
+
+.collapse-tag {
+    height: 7px;
+    width: 7px;
+    border-top: solid 1.7px var(--sidebar-item-text);
+    border-left: solid 1.7px var(--sidebar-item-text);
+    transform: rotate(135deg);
+}
+</style>
diff --git a/src/components/wires.vue b/src/components/treeview/wires.vue
similarity index 54%
rename from src/components/wires.vue
rename to src/components/treeview/wires.vue
index b55e79a..359c605 100644
--- a/src/components/wires.vue
+++ b/src/components/treeview/wires.vue
@@ -1,12 +1,17 @@
 <template>
-    <div class="vcd-signal-wires-display">
-        <div v-for="(wire, index) in wires.content" :key="index" 
-            class="vcd-signal-wire-item">
-
-            <div><span class="iconfont icon-wave-square"></span>&ensp;{{ wire.name }}</div>
-            <div>
-                <div :class="wire.caption ? 'vcd-signal-wire-caption' : ''">
-                    {{ wire.caption }}
+    <div>
+        <div>Signals({{wires.content.length}})</div>
+        <hr>
+        <div class="vcd-signal-wires-display">
+            <div v-for="(wire, index) in wires.content" :key="index"
+                @click="clickItem(wire)"
+                class="vcd-signal-wire-item"
+                :class="globalLookup.currentWires.has(wire) ? 'vcd-treeview-selected' : ''">
+                <div><span class="iconfont icon-wave-square"></span>&ensp;{{ wire.name }}</div>
+                <div>
+                    <div :class="wire.caption ? 'vcd-signal-wire-caption' : ''">
+                        {{ wire.caption }}
+                    </div>
                 </div>
             </div>
         </div>
@@ -15,7 +20,7 @@
 
 <script>
 import { reactive } from 'vue';
-import { emitter } from '@/hook/event';
+import { emitter, globalLookup } from '@/hook/global';
 
 /* eslint-disable */
 export default {
@@ -30,7 +35,6 @@ export default {
         emitter.on('tree-view', sendWires => {
             wires.content.length = 0;
             for (const wire of sendWires) {
-                console.log(wire);
                 const caption = wire.size === 1 ? '' : `${wire.size - 1}:0`;
                 wires.content.push({
                     name: wire.name,
@@ -39,8 +43,18 @@ export default {
             }
         });
 
+        function clickItem(wire) {
+            if (globalLookup.currentWires.has(wire)) {
+                globalLookup.currentWires.delete(wire);
+            } else {
+                globalLookup.currentWires.add(wire);
+            }
+        }
+
         return {
-            wires
+            wires,
+            clickItem,
+            globalLookup
         }
     }
 }
@@ -66,7 +80,7 @@ export default {
 }
 
 .vcd-signal-wire-item:hover {
-    background-color: #3D4450;
+    background-color: var(--vscode-button-hoverBackground);
     border-radius: .3em;
 }
 
diff --git a/src/hook/event.js b/src/hook/event.js
deleted file mode 100644
index 36b4a40..0000000
--- a/src/hook/event.js
+++ /dev/null
@@ -1,6 +0,0 @@
-import mitt from 'mitt';
-const emitter = mitt();
-
-export {
-    emitter    
-};
\ No newline at end of file
diff --git a/src/hook/global.js b/src/hook/global.js
new file mode 100644
index 0000000..d70b276
--- /dev/null
+++ b/src/hook/global.js
@@ -0,0 +1,28 @@
+import mitt from 'mitt';
+import { reactive } from 'vue';
+
+const emitter = mitt();
+
+// 用于记载全局的一些对象，以便在不同组件中比较 ID
+const globalLookup = reactive({
+    // 当前选中的 信号，也就是 tree-view 左列的，默认是第一个。不可复选。
+    currentSignal: undefined,
+    // 当前选中的某个 信号 的 数据。可复选。
+    currentWires: new Set(),
+
+    initCurrentSignal(signal) {
+        if (this.currentSignal === undefined && signal) {
+            this.currentSignal = signal;
+        }
+    }
+});
+
+const globalSetting = {
+    caseSensitivity: false
+};
+
+export {
+    emitter,
+    globalLookup,
+    globalSetting
+};
\ No newline at end of file