mirror of
https://github.com/gyurix1968/guacamole-client.git
synced 2025-09-09 22:51:22 +00:00
116 lines
3.9 KiB
JavaScript
116 lines
3.9 KiB
JavaScript
/*
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* Copyright (C) 2014 Glyptodon LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/**
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* A directive which displays a button that controls the pressed state of a
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* single keyboard key.
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*/
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angular.module('textInput').directive('guacKey', [function guacKey() {
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return {
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restrict: 'E',
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replace: true,
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scope: {
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/**
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* The text to display within the key. This will be run through the
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* translation filter prior to display.
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*
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* @type String
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*/
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text : '=',
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/**
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* The keysym to send within keyup and keydown events when this key
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* is pressed or released.
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*
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* @type Number
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*/
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keysym : '=',
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/**
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* Whether this key is sticky. Sticky keys toggle their pressed
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* state with each click.
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*
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* @type Boolean
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* @default false
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*/
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sticky : '=?',
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/**
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* Whether this key is currently pressed.
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*
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* @type Boolean
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* @default false
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*/
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pressed : '=?'
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},
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templateUrl: 'app/textInput/templates/guacKey.html',
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controller: ['$scope', '$rootScope',
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function guacKey($scope, $rootScope) {
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// Not sticky by default
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$scope.sticky = $scope.sticky || false;
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// Unpressed by default
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$scope.pressed = $scope.pressed || false;
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/**
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* Presses and releases this key, sending the corresponding keydown
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* and keyup events. In the case of sticky keys, the pressed state
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* is toggled, and only a single keydown/keyup event will be sent,
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* depending on the current state.
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*/
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$scope.updateKey = function updateKey() {
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// If sticky, toggle pressed state
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if ($scope.sticky)
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$scope.pressed = !$scope.pressed;
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// For all non-sticky keys, press and release key immediately
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else {
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$rootScope.$broadcast('guacSyntheticKeydown', $scope.keysym);
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$rootScope.$broadcast('guacSyntheticKeyup', $scope.keysym);
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}
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};
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// Send keyup/keydown when pressed state is altered
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$scope.$watch('pressed', function updatePressedState(isPressed, wasPressed) {
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// If the key is pressed now, send keydown
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if (isPressed)
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$rootScope.$broadcast('guacSyntheticKeydown', $scope.keysym);
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// If the key was pressed, but is not pressed any longer, send keyup
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else if (wasPressed)
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$rootScope.$broadcast('guacSyntheticKeyup', $scope.keysym);
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});
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}]
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};
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}]);
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