/**
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* Copyright (c) Tiny Technologies, Inc. All rights reserved.
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* Licensed under the LGPL or a commercial license.
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* For LGPL see License.txt in the project root for license information.
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* For commercial licenses see https://www.tiny.cloud/
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*
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* Version: 5.4.2 (2020-08-17)
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*/
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(function () {
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'use strict';
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var Cell = function (initial) {
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var value = initial;
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var get = function () {
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return value;
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};
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var set = function (v) {
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value = v;
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};
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return {
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get: get,
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set: set
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};
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};
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var global = tinymce.util.Tools.resolve('tinymce.PluginManager');
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var global$1 = tinymce.util.Tools.resolve('tinymce.Env');
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var global$2 = tinymce.util.Tools.resolve('tinymce.util.Delay');
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var fireResizeEditor = function (editor) {
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return editor.fire('ResizeEditor');
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};
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var getAutoResizeMinHeight = function (editor) {
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return editor.getParam('min_height', editor.getElement().offsetHeight, 'number');
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};
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var getAutoResizeMaxHeight = function (editor) {
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return editor.getParam('max_height', 0, 'number');
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};
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var getAutoResizeOverflowPadding = function (editor) {
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return editor.getParam('autoresize_overflow_padding', 1, 'number');
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};
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var getAutoResizeBottomMargin = function (editor) {
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return editor.getParam('autoresize_bottom_margin', 50, 'number');
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};
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var shouldAutoResizeOnInit = function (editor) {
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return editor.getParam('autoresize_on_init', true, 'boolean');
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};
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var isFullscreen = function (editor) {
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return editor.plugins.fullscreen && editor.plugins.fullscreen.isFullscreen();
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};
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var wait = function (editor, oldSize, times, interval, callback) {
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global$2.setEditorTimeout(editor, function () {
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resize(editor, oldSize);
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if (times--) {
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wait(editor, oldSize, times, interval, callback);
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} else if (callback) {
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callback();
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}
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}, interval);
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};
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var toggleScrolling = function (editor, state) {
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var body = editor.getBody();
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if (body) {
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body.style.overflowY = state ? '' : 'hidden';
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if (!state) {
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body.scrollTop = 0;
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}
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}
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};
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var parseCssValueToInt = function (dom, elm, name, computed) {
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var value = parseInt(dom.getStyle(elm, name, computed), 10);
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return isNaN(value) ? 0 : value;
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};
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var resize = function (editor, oldSize) {
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var dom = editor.dom;
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var doc = editor.getDoc();
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if (!doc) {
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return;
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}
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if (isFullscreen(editor)) {
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toggleScrolling(editor, true);
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return;
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}
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var docEle = doc.documentElement;
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var resizeBottomMargin = getAutoResizeBottomMargin(editor);
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var resizeHeight = getAutoResizeMinHeight(editor);
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var marginTop = parseCssValueToInt(dom, docEle, 'margin-top', true);
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var marginBottom = parseCssValueToInt(dom, docEle, 'margin-bottom', true);
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var contentHeight = docEle.offsetHeight + marginTop + marginBottom + resizeBottomMargin;
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if (contentHeight < 0) {
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contentHeight = 0;
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}
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var containerHeight = editor.getContainer().offsetHeight;
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var contentAreaHeight = editor.getContentAreaContainer().offsetHeight;
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var chromeHeight = containerHeight - contentAreaHeight;
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if (contentHeight + chromeHeight > getAutoResizeMinHeight(editor)) {
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resizeHeight = contentHeight + chromeHeight;
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}
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var maxHeight = getAutoResizeMaxHeight(editor);
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if (maxHeight && resizeHeight > maxHeight) {
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resizeHeight = maxHeight;
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toggleScrolling(editor, true);
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} else {
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toggleScrolling(editor, false);
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}
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if (resizeHeight !== oldSize.get()) {
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var deltaSize = resizeHeight - oldSize.get();
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dom.setStyle(editor.getContainer(), 'height', resizeHeight + 'px');
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oldSize.set(resizeHeight);
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fireResizeEditor(editor);
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if (global$1.browser.isSafari() && global$1.mac) {
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var win = editor.getWin();
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win.scrollTo(win.pageXOffset, win.pageYOffset);
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}
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if (editor.hasFocus()) {
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editor.selection.scrollIntoView(editor.selection.getNode());
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}
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if (global$1.webkit && deltaSize < 0) {
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resize(editor, oldSize);
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}
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}
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};
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var setup = function (editor, oldSize) {
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editor.on('init', function () {
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var overflowPadding = getAutoResizeOverflowPadding(editor);
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var dom = editor.dom;
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dom.setStyles(editor.getDoc().documentElement, { height: 'auto' });
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dom.setStyles(editor.getBody(), {
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'paddingLeft': overflowPadding,
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'paddingRight': overflowPadding,
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'min-height': 0
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});
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});
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editor.on('NodeChange SetContent keyup FullscreenStateChanged ResizeContent', function () {
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resize(editor, oldSize);
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});
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if (shouldAutoResizeOnInit(editor)) {
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editor.on('init', function () {
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wait(editor, oldSize, 20, 100, function () {
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wait(editor, oldSize, 5, 1000);
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});
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});
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}
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};
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var register = function (editor, oldSize) {
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editor.addCommand('mceAutoResize', function () {
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resize(editor, oldSize);
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});
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};
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function Plugin () {
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global.add('autoresize', function (editor) {
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if (!editor.settings.hasOwnProperty('resize')) {
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editor.settings.resize = false;
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}
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if (!editor.inline) {
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var oldSize = Cell(0);
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register(editor, oldSize);
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setup(editor, oldSize);
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}
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});
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}
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Plugin();
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}());
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