Files
raven-client/ayanova/src/api/gzutil.js
2019-06-05 00:02:53 +00:00

76 lines
2.2 KiB
JavaScript

/* Xeslint-disable */
/////////////////////////////////
// General utility library
//
export default {
///////////////////////////////
// CLEAN OBJECT
// Clear all properties from object without resorting to assigning a new object (o={})
// which can be problematic in some cases (IE bugs, watched data items in forms etc)
removeAllPropertiesFromObject: function(o) {
for (var variableKey in o) {
if (o.hasOwnProperty(variableKey)) {
delete o[variableKey];
}
}
},
/**
* Copy a string to clipboard
* @param {String} string The string to be copied to clipboard
* @return {Boolean} returns a boolean correspondent to the success of the copy operation.
* Modified from an example here: https://stackoverflow.com/a/53951634/8939
* Basically a fallback if navigator.clipboard is not available
*/
copyToClipboard: function(string) {
let textarea;
let result;
if (navigator && navigator.clipboard) {
navigator.clipboard.writeText(string);
} else {
try {
textarea = document.createElement("textarea");
textarea.setAttribute("readonly", true);
textarea.setAttribute("contenteditable", true);
textarea.style.position = "fixed"; // prevent scroll from jumping to the bottom when focus is set.
textarea.value = string;
document.body.appendChild(textarea);
textarea.focus();
textarea.select();
const range = document.createRange();
range.selectNodeContents(textarea);
const sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
textarea.setSelectionRange(0, textarea.value.length);
result = document.execCommand("copy");
} catch (err) {
//console.error(err);
result = null;
} finally {
document.body.removeChild(textarea);
}
// manual copy fallback using prompt
if (!result) {
const isMac = navigator.platform.toUpperCase().indexOf("MAC") >= 0;
const copyHotkey = isMac ? "⌘C" : "CTRL+C";
result = prompt(`Press ${copyHotkey}`, string);
if (!result) {
return false;
}
}
}
return true;
}
//new functions above here
};