虚幻4中有一些按键和快捷键很常用，牢记它们并运动到实际的项目开发中，将会大大地提高你的工作效率和使得工作更简便快捷。下面将列举它们出来：
| 按键 | 动作 |
|---|---|
| 鼠标左键 | 选择actor |
| 鼠标左键+拖动 | 前后移动和左右旋转摄像头 |
| 鼠标右键 | 选择actor并打开右键菜单 |
| 鼠标右键+拖动 | 旋转摄像头方向 |
| 鼠标左键+鼠标右键+拖动 | 摄像头上下左右移动 |
| 鼠标中键+拖动 | 摄像头上下左右移动 |
| 滑轮向上 | 摄像机向前移动 |
| 滑轮向下 | 摄像机向后移动 |
| F | 聚焦选中的actor |
| 箭头方向键 | 摄像机前后左右移动 |
| W | 选中平移工具 |
| E | 选中旋转工具 |
| R | 选中缩放工具 |
| W+任何鼠标按键 | 摄像机向前移动 |
| S+任何鼠标按键 | 摄像机向后移动 |
| A+任何鼠标按键 | 摄像机向左移动 |
| D+任何鼠标按键 | 摄像机向右移动 |
| E+任何鼠标按键 | 摄相机向上移动 |
| Q+任何鼠标按键 | 摄像机向下移动 |
| Z+任何鼠标按键 | 增加视野（鼠标释放后会恢复原状） |
| C+任何鼠标按键 | 缩小视野（鼠标释放后会恢复原状） |
| Ctrl+S | 保存场景 |
| Ctrl+N | 创建新场景 |
| Ctrl+O | 打开一个已有的场景 |
| Ctrl+Alt+S | 另存为新场景 |
| Alt+鼠标左键+拖动 | 复制当前选中的actor |
| Alt+鼠标右键+拖动 | 摄像机前后移动 |
| Alt+P | 进入Play预览模式 |
| Esc | 退出预览模式 |
| F11 | 进入仿真模式 |
官方提供
Viewport
| Hotkey | Action |
|---|---|
| LMB | Select actor under cursor, replacing selection. |
| Ctrl + LMB | Add / Remove actor under cursor to selection. |
| Shift + LMB | Add actor under cursor to selection. |
| ESC | Clears selection. |
| TILDE | Toggles command console. |
| Perspective | |
| RMB + Drag Forward / Backward | Rotate camera up / down. |
| RMB + Drag Left / Right | Rotate camera left / right. |
| ( RMB + W ) | Numpad8 | Up | Move camera forward. |
| ( RMB + S ) | Numpad2 | Down | Move camera backward. |
| ( RMB + A ) | Numpad4 | Left | Move camera left. |
| ( RMB + D ) | Numpad6 | Right | Move camera right. |
| ( RMB + E ) | Numpad9 | Page Up | Move camera up. |
| ( RMB + Q ) | Numpad7 | Page Dn | Move camera down. |
| ( RMB + C ) | Numpad3 | Zoom camera in. |
| ( RMB + Z ) | Numpad1 | Zoom camera out. |
| LMB + Drag Forward/Backward | Move camera forward /backward |
| LMB + Drag Left/Right | Rotate camera left /right |
| LMB + RMB + Drag | Move camera up /down |
| Orthographic ( Top | Front | Side ) | |
| LMB + Drag | Creates selection box, selects contained actors, replacing selection. |
| Shift + LMB + Drag | Add actors in selection box to selection. |
| Ctrl + Alt + Drag | Remove actors in selection box from selection. |
| RMB + Drag | Pan camera. |
| LMB + RMB + Drag | Zoom camera in /out. |
| Focusing | |
| F | Focus camera on selected object or group. |
| Camera view | |
| Alt + G | Perspective camera. |
| Alt + K | Side camera. |
| Alt + J | Top camera. |
| Actor Manipulation | |
| Space | Toggle between ( Translate | Rotate | Scale ), see toolbar for selection. |
| W | Selects Move tool. |
| E | Selects Rotate tool. |
| R | Selects Scale tool. |
| V | Toggles vertex snapping. |
| LMB + Transform Axis + Drag | Transforms selected actors depending on active tool. |
| Perspective (scale works evenly on all axes, rotate/move works as expected) | |
| Ctrl + LMB + Drag | Transform selected actor(s) along the x-axis. |
| Ctrl + RMB + Drag | Transform selected actor(s) along the y-axis. |
| Ctrl + LMB + RMB + Drag | Transform selected actor/s along the z-axis. |
| Orthographic | |
| Ctrl + LMB + Drag | Transform selected actor(s) along the view plane axis. |
| Ctrl + RMB + Drag | Rotate selected actor(s) along the view plane axis. |
| Display | |
| G | Toggles Game Mode rendering. |
| Ctrl + R | Toggles real-time playback. |
| F11 | Toggles Fullscreen. |
链接地址:https://leetnightshade.com/blog/unreal-engine-hotkeys
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