JavaScript Examples Bible - UserWorks Technologies

122
JavaScript Examples Bible: The Essential Companion to JavaScript Bible
elementObject.onPaste
Listing 15-45: Using onBeforePaste and onPaste Event
Handlers
onBeforePaste and onPaste Event Handlers
TD {text-align:center}
TH {text-decoration:underline}
.blanks {text-decoration:underline}
function selectWhole() {
var obj = window.event.srcElement
var range = document.body.createTextRange()
range.moveToElementText(obj)
range.select()
event.returnValue = false
}
function handleCopy() {
var rng = document.selection.createRange()
clipboardData.setData(“Text”,rng.text)
event.returnValue = false
}
function handlePaste() {
var elem = window.event.srcElement
if (elem.className == “blanks”) {
elem.innerHTML = clipboardData.getData(“Text”)
}
event.returnValue = false
}
function handleBeforePaste() {
var elem = window.event.srcElement
if (elem.className == “blanks”) {
event.returnValue = false
}
}
onBeforePaste and onPaste Event Handlers
Your goal is to copy and paste one noun and one
adjective from the following table into the blanks
of the sentence. Select a word from the table and
copy it to the clipboard. Select one or more spaces
of the blanks in the sentence and choose Paste to
replace the blank with the clipboard contents.
NounsAdjectives