扫码修改

src/plugins/KeyScaner.js

@@ -20,11 +20,13 @@ const KeyScaner = /** @class */ (function () {
     this.dom = _dom;
     _dom.addEventListener('keydown', this.onKeyDown.bind(this));
     _dom.addEventListener('keyup', this.onKeyUp.bind(this));
+    _dom.addEventListener('keypress', this.onKeyPress.bind(this));
     this.interval = setInterval(this.onTick.bind(this), 100);
   }
 
   KeyScaner.prototype.appendChar = function (c) {
     this.keybufs.push(c);
+    // console.log('appendChar:', c, this.keybufs)
   };
   KeyScaner.prototype.onKeyDown = function (ev) {
     this.lastTime = new Date().getTime();
@@ -50,7 +52,7 @@ const KeyScaner = /** @class */ (function () {
     } else {
       if (ev.key.length == 1) {
         var charCode = ev.key.charCodeAt(0);
-                console.log("key="+charCode);
+        // console.log("key="+charCode);
         if (charCode >= 48 && charCode <= 57) {
           if (ev.altKey) {
             this.altBuf.push(ev.key);
@@ -73,7 +75,14 @@ const KeyScaner = /** @class */ (function () {
   };
   KeyScaner.prototype.onKeyUp = function (ev) {
     this.lastTime = new Date().getTime();
-        if (ev.key == "Alt") {
+    if (ev.charCode === 29) {
+      var str = this.altBuf.join("");
+      var num = parseInt(str);
+      var c = String.fromCharCode(num);
+      this.appendChar(c);
+      this.altBuf = [];
+      console.log('onKeyUp success:', ev.charCode, this.keybufs);
+    } else if (ev.key == "Alt") {
       if (this.altBuf && this.altBuf.length > 0) {
         var str = this.altBuf.join("");
         var num = parseInt(str);
@@ -85,6 +94,27 @@ const KeyScaner = /** @class */ (function () {
       this.isShift = false;
     }
   };
+
+  KeyScaner.prototype.onKeyPress = function (ev) {
+    this.lastTime = new Date().getTime();
+    const char = String.fromCharCode(ev.charCode);
+    console.log('KeyPress:', ev.charCode, char);
+    /**
+     *   if (ev.charCode === 29) {
+      this.appendChar(char);
+      // console.log('KeyPress success:', ev.charCode, this.keybufs);
+    } else
+     */
+    if (char == '\n') {
+      this.completeInput();
+    }
+
+    // if (ev.charCode === 49) {
+    //   const char = String.fromCharCode(ev.charCode);
+    //   this.appendChar(char);
+    // }
+  };
+
   KeyScaner.prototype.completeInput = function () {
     var text = this.keybufs.join("");
     this.keybufs = [];
@@ -104,6 +134,7 @@ const KeyScaner = /** @class */ (function () {
   KeyScaner.prototype.dispose = function () {
     this.dom.removeEventListener('keydown', this.onKeyDown);
     this.dom.removeEventListener('keyup', this.onKeyUp);
+    this.dom.removeEventListener('keypress', this.onKeyPress);
     clearInterval(this.interval);
   };
   return KeyScaner;