mirror of
https://github.com/gyurix1968/guacamole-client.git
synced 2025-09-10 23:21:21 +00:00
99 lines
3.7 KiB
JavaScript
99 lines
3.7 KiB
JavaScript
/*
|
|
* Copyright (C) 2014 Glyptodon LLC
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
/**
|
|
* A directive which provides a fullscreen environment for its content.
|
|
*/
|
|
angular.module('client').directive('guacViewport', [function guacViewport() {
|
|
|
|
return {
|
|
// Element only
|
|
restrict: 'E',
|
|
scope: {},
|
|
transclude: true,
|
|
templateUrl: 'app/client/templates/guacViewport.html',
|
|
controller: ['$scope', '$window', '$document', '$element',
|
|
function guacViewportController($scope, $window, $document, $element) {
|
|
|
|
/**
|
|
* The fullscreen container element.
|
|
*
|
|
* @type Element
|
|
*/
|
|
var element = $element.find('.viewport')[0];
|
|
|
|
/**
|
|
* The main document object.
|
|
*
|
|
* @type Document
|
|
*/
|
|
var document = $document[0];
|
|
|
|
/**
|
|
* The current adjusted height of the viewport element, if any.
|
|
*
|
|
* @type Number
|
|
*/
|
|
var currentAdjustedHeight = null;
|
|
|
|
/**
|
|
* Resizes the container element inside the guacViewport such that
|
|
* it exactly fits within the visible area, even if the browser has
|
|
* been scrolled.
|
|
*/
|
|
var fitVisibleArea = function fitVisibleArea() {
|
|
|
|
// Pull scroll properties
|
|
var scrollLeft = document.body.scrollLeft;
|
|
var scrollTop = document.body.scrollTop;
|
|
var scrollWidth = document.body.scrollWidth;
|
|
var scrollHeight = document.body.scrollHeight;
|
|
|
|
// Calculate new height
|
|
var adjustedHeight = $window.innerHeight - scrollTop;
|
|
|
|
// Only update if not in response to our own call to scrollTo()
|
|
if (scrollLeft !== scrollWidth && scrollTop !== scrollHeight
|
|
&& currentAdjustedHeight !== adjustedHeight) {
|
|
|
|
// Adjust element to fit exactly within visible area
|
|
element.style.height = adjustedHeight + 'px';
|
|
currentAdjustedHeight = adjustedHeight;
|
|
|
|
// Scroll to bottom
|
|
$window.scrollTo(scrollWidth, scrollHeight);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
// Fit container within visible region when window scrolls
|
|
$window.addEventListener('scroll', fitVisibleArea);
|
|
|
|
// Clean up event listener on destroy
|
|
$scope.$on('$destroy', function destroyViewport() {
|
|
$window.removeEventListener('scroll', fitVisibleArea);
|
|
});
|
|
|
|
}]
|
|
};
|
|
}]); |