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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | 3x 10x 10x 10x 9x 7x 9x 3x 6x 6x 3x 1x 2x 2x 2x 2x 2x 2x 1x 1x 1x 1x | let config = { attributes: true, childList: true, subtree: true };
let observer
/** Class representing a iframe window from contentstack ui. */
class Window {
constructor(connection) {
this._connection = connection;
this._height;
this._autoResizingEnabled = false;
}
/**
* This method updates the extension height on Contentstack UI. If argument height is not passed then it will calculate the scroll height and set the height of extension window accordingly.
* @param {string|number} height Desired height of the window iframe window
* @return {Object} A Promise object which will resolve on acknowledgement for height update.
*/
updateHeight(height) {
if (!height || isNaN(height)) {
height = Math.ceil(document.documentElement.getBoundingClientRect().height);
}
if (this._height === height) {
return Promise.resolve();
}
this._height = height;
return this._connection.sendToParent('resize', height);
}
/**
* This method enables auto resizing of the extension height.
* @return {Object} Field object.
*/
enableAutoResizing() {
if (this._autoResizingEnabled) {
return this;
}
this._autoResizingEnabled = true;
observer = new MutationObserver(this.updateHeight.bind(this));
Eif (window.document.body) {
observer.observe(window.document.body, config);
}
return this;
}
/**
* This method disables auto resizing of the extension height.
* @return {Object} Field object.
*/
disableAutoResizing() {
if (!this._autoResizingEnabled) {
return this;
}
this._autoResizingEnabled = false;
observer.disconnect();
return this;
}
}
export default Window; |