mirror of
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ac5b322de5
as an error, and turning off keypresses on the workspace when the variable modals are open.
92 lines
2.8 KiB
JavaScript
92 lines
2.8 KiB
JavaScript
/**
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* AccessibleBlockly
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*
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* Copyright 2017 Google Inc.
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* https://developers.google.com/blockly/
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*
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* Licensed under the Apache License, Version 2.0 (the 'License');
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an 'AS IS' BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @fileoverview Angular2 Service for the variable modal.
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*
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* @author corydiers@google.com (Cory Diers)
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*/
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goog.provide('blocklyApp.VariableModalService');
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blocklyApp.VariableModalService = ng.core.Class({
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constructor: [
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function() {
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this.modalIsShown = false;
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}
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],
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// Registers a hook to be called before the add modal is shown.
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registerPreAddShowHook: function(preShowHook) {
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this.preAddShowHook = function() {
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preShowHook();
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};
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},
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// Registers a hook to be called before the rename modal is shown.
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registerPreRenameShowHook: function(preShowHook) {
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this.preRenameShowHook = function(oldName) {
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preShowHook(oldName);
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};
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},
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// Registers a hook to be called before the remove modal is shown.
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registerPreRemoveShowHook: function(preShowHook) {
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this.preRemoveShowHook = function(oldName, count) {
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preShowHook(oldName, count);
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};
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},
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// Returns true if the variable modal is shown.
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isModalShown: function() {
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return this.modalIsShown;
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},
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// Show the add variable modal.
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showAddModal_: function() {
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this.preAddShowHook();
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this.modalIsShown = true;
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},
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// Show the rename variable modal.
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showRenameModal_: function(oldName) {
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this.preRenameShowHook(oldName);
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this.modalIsShown = true;
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},
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// Show the remove variable modal.
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showRemoveModal_: function(oldName) {
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var count = this.getNumVariables(oldName);
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this.modalIsShown = true;
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if (count > 1) {
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this.preRemoveShowHook(oldName, count);
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} else {
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var variable = blocklyApp.workspace.getVariable(oldName);
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blocklyApp.workspace.deleteVariableInternal_(variable);
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// Allow the execution loop to finish before "closing" the modal. While
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// the modal never opens, its being "open" should prevent other keypresses
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// anyway.
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var that = this;
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setTimeout(function() {
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that.modalIsShown = false;
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});
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}
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},
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getNumVariables: function(oldName) {
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return blocklyApp.workspace.getVariableUses(oldName).length;
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},
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// Hide the variable modal.
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hideModal: function() {
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this.modalIsShown = false;
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}
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});
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