private void sendMetaKey(InputConnection ic, boolean isDown, boolean chording) { if (chording && delayChordingMetaModifier()) return; int key = sKeyboardSettings.chordingMetaKey; if (key == 0) key = KeyEvent.KEYCODE_META_LEFT; int meta = KeyEvent.META_META_ON | KeyEvent.META_META_...
}</style></head><body><form><fieldset><legend>KeyboardEvent-metaKey</legend><label>Editor:<inputtype="text"id="textSelect"onkeydown="getEventData(event)"autocomplete="off"></label><divid="divDisplay">I Dare you to press the meta key</div></fieldset></form><script>vardivDisplay =d...
The meta key is a key on some keyboards, normally next to the spacebar, that performs special functions when combined with another key. It originated on keyboards for Lisp computers in the 1960s, and its use continued on Sun computers where the key was marked with a diamond shape....
Meta原本是一个英文前缀,有“变化、变换”之意。 Meta键是以前MIT计算机键盘上的的一个特殊键,例如Symbolics Space-cadet keyboard就是MIT Lisp计算机上的由Tom knight设计的键盘,Symbolics,Ins.曾是MIT所属的一家计算机制造公司。所附键盘图上即有此键。 后来Sun的键盘上也包含有此键,只不过标示为Sun的菱形徽标,...
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In other words, the MetaKeyKeyListener augments the meta state provided by the keyboard; it does not replace it. This distinction is important to ensure that meta keys not handled by MetaKeyKeyListener such as KeyEvent#KEYCODE_CAPS_LOCK or KeyEvent#KEYCODE_NUM_LOCK are taken into ...
In the context of a raw terminal, many keys on a keyboard can map directly to characters. However, some single keys, as well as many key combinations, don’t have a direct single-character match. In such cases,the character sequence resulting from a key or key combination depends on the...
When a KeyboardEvent fires, you can test which key was pressed because that event contains information you can write logic against.
room locked, you need a key or a combination. In almost all cases, you should not think of your indoor door locks as security tools. The lock hardware on most interior doors is only there to prevent someone from accidentally entering a room that is being used by someone who wants privacy...
el-input的keyup事件的使用当按下的组合键包含Shift键、或者按键之前开启大写时，shiftkey键会显示为true...