fix search window

app/node_modules/electron-find/src/utils.js

@@ -0,0 +1,107 @@
+const debug = false
+const print = debug ? console.log.bind(console) : () => {}
+
+const on = (() => {
+  if (document && document.addEventListener) {
+    return (element, event, handler) => {
+      if (element && event && handler) {
+        element.addEventListener(event, handler, false)
+      }
+    }
+  } else if (document && document.attachEvent) {
+    return (element, event, handler) => {
+      if (element && event && handler) {
+        element.attachEvent(`on${event}`, handler)
+      }
+    }
+  } else {
+    return () => {}
+  }
+})()
+
+const off = (() => {
+  if (document && document.removeEventListener) {
+    return (element, event, handler) => {
+      if (element && event && handler) {
+        element.removeEventListener(event, handler, false)
+      }
+    }
+  } else if (document && document.detachEvent) {
+    return (element, event, handler) => {
+      if (element && event && handler) {
+        element.detachEvent(`on${event}`, handler)
+      }
+    }
+  } else {
+    return () => {}
+  }
+})()
+
+const once = (element, event, fn) => {
+  let listener = function () {
+    if (typeof fn === 'function') {
+      fn.apply(this, arguments)
+    }
+    off(element, event, listener)
+  }
+  on(element, event, listener)
+}
+
+window.requestAnimationFrame = window.requestAnimationFrame ||
+                              window.webkitRequestAnimationFrame ||
+                              window.mozRequestAnimationFrame ||
+                              window.msRequestAnimationFrame ||
+                              window.oRequestAnimationFrame ||
+                              function (callback) {
+                                return window.setTimeout(callback, 1000 / 60)
+                              }
+
+window.cancelAnimationFrame = window.cancelAnimationFrame ||
+                              window.webkitCancelAnimationFrame ||
+                              window.mozCancelAnimationFrame ||
+                              window.msCancelAnimationFrame ||
+                              window.oCancelAnimationFrame ||
+                              function (id) {
+                                window.clearTimeout(id)
+                              }
+
+const move = (element, end, duration = 300) => {
+  return new Promise((resolve, reject) => {
+    try {
+      let winFrameId = null
+      let stepTime = duration / (1000 / 60)
+      let curr = parseInt(element.style.top)
+      let stepDist = (end - curr) / stepTime
+      let stepCnt = 0
+
+      const step = function () {
+        curr += stepDist
+        stepCnt++
+        if (stepCnt >= stepTime || (Math.abs(end - curr) <= (stepDist + 1))) {
+          element.style.top = `${end}px`
+          if (winFrameId) {
+            window.cancelAnimationFrame(winFrameId)
+            winFrameId = null
+          }
+          resolve()
+        } else {
+          element.style.top = `${curr}px`
+          winFrameId = window.requestAnimationFrame(step)
+        }
+      }
+      step()
+    } catch (error) {
+      reject(error)
+    }
+  })
+
+
+}
+
+module.exports = {
+  print,
+  on,
+  off,
+  once,
+  move
+}