315 lines
7.2 KiB
JavaScript
315 lines
7.2 KiB
JavaScript
/**
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* plugin.js
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*
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* Copyright, Moxiecode Systems AB
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* Released under LGPL License.
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*
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* License: http://www.tinymce.com/license
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* Contributing: http://www.tinymce.com/contributing
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*/
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/*global tinymce:true */
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// 与jbimages结合
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// 使用了jbimages/dialog-v4.htm
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// jbimages/js/dialog-v4.js
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tinymce.PluginManager.add('image', function(editor, url) {
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function getImageSize(url, callback) {
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var img = document.createElement('img');
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function done(width, height) {
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img.parentNode.removeChild(img);
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callback({width: width, height: height});
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}
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img.onload = function() {
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done(img.clientWidth, img.clientHeight);
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};
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img.onerror = function() {
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done();
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};
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img.src = url;
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var style = img.style;
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style.visibility = 'hidden';
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style.position = 'fixed';
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style.bottom = style.left = 0;
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style.width = style.height = 'auto';
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document.body.appendChild(img);
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}
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//??
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function createImageList(callback) {
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return function() {
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var imageList = editor.settings.image_list;
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if (typeof(imageList) == "string") {
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tinymce.util.XHR.send({
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url: imageList,
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success: function(text) {
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callback(tinymce.util.JSON.parse(text));
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}
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});
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} else {
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callback(imageList);
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}
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};
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}
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// 弹框
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function showDialog(imageList) {
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var win, data = {}, dom = editor.dom, imgElm = editor.selection.getNode();
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var width, height, imageListCtrl;
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function buildImageList() {
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var imageListItems = [{text: 'None', value: ''}];
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tinymce.each(imageList, function(image) {
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imageListItems.push({
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text: image.text || image.title,
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value: editor.convertURL(image.value || image.url, 'src'),
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menu: image.menu
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});
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});
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return imageListItems;
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}
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function recalcSize(e) {
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var widthCtrl, heightCtrl, newWidth, newHeight;
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widthCtrl = win.find('#width')[0];
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heightCtrl = win.find('#height')[0];
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newWidth = widthCtrl.value();
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newHeight = heightCtrl.value();
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if (win.find('#constrain')[0].checked() && width && height && newWidth && newHeight) {
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if (e.control == widthCtrl) {
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newHeight = Math.round((newWidth / width) * newHeight);
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heightCtrl.value(newHeight);
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} else {
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newWidth = Math.round((newHeight / height) * newWidth);
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widthCtrl.value(newWidth);
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}
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}
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width = newWidth;
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height = newHeight;
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}
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function onSubmitForm() {
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function waitLoad(imgElm) {
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function selectImage() {
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imgElm.onload = imgElm.onerror = null;
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editor.selection.select(imgElm);
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editor.nodeChanged();
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}
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// 如果没有设置width, height, 就用图片本身的大小
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imgElm.onload = function() {
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if (!data.width && !data.height) {
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dom.setAttribs(imgElm, {
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width: imgElm.clientWidth,
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height: imgElm.clientHeight
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});
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}
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selectImage();
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};
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imgElm.onerror = selectImage;
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}
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// 这是通过url插入图片
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// iframe里得到...
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var data = {};
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var ifr = $("iframe[src$='v4.htm']").contents().find("body");
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data.width = $(ifr).find("#imageWidth").val();
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data.height = $(ifr).find("#imageHeight").val();
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data.src = $(ifr).find("#imageSrc").val();
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data.alt = "";
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if (data.width === '') {
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data.width = null;
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}
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if (data.height === '') {
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data.height = null;
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}
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if (data.style === '') {
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data.style = null;
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}
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data = {
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src: data.src,
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alt: data.alt,
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width: data.width,
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height: data.height,
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style: data.style
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};
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editor.undoManager.transact(function() {
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// 删除图片
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if (!data.src) {
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if (imgElm) {
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dom.remove(imgElm);
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editor.nodeChanged();
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}
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return;
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}
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if (!imgElm) {
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data.id = '__mcenew';
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editor.selection.setContent(dom.createHTML('img', data));
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imgElm = dom.get('__mcenew');
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dom.setAttrib(imgElm, 'id', null);
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} else {
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dom.setAttribs(imgElm, data);
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}
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waitLoad(imgElm);
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});
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tinymce.EditorManager.activeEditor.windowManager.close(window);
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}
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function removePixelSuffix(value) {
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if (value) {
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value = value.replace(/px$/, '');
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}
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return value;
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}
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// 当url改变时, 得到图片的大小
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function srcChange() {
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if (imageListCtrl) {
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imageListCtrl.value(editor.convertURL(this.value(), 'src'));
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}
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getImageSize(this.value(), function(data) {
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if (data.width && data.height) {
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width = data.width;
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height = data.height;
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win.find('#width').value(width);
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win.find('#height').value(height);
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}
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});
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}
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width = dom.getAttrib(imgElm, 'width');
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height = dom.getAttrib(imgElm, 'height');
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if (imgElm.nodeName == 'IMG' && !imgElm.getAttribute('data-mce-object')) {
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data = {
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src: dom.getAttrib(imgElm, 'src'),
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alt: dom.getAttrib(imgElm, 'alt'),
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width: width,
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height: height
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};
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} else {
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imgElm = null;
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}
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if (imageList) {
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imageListCtrl = {
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type: 'listbox',
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label: 'Image list',
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values: buildImageList(),
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value: data.src && editor.convertURL(data.src, 'src'),
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onselect: function(e) {
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var altCtrl = win.find('#alt');
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if (!altCtrl.value() || (e.lastControl && altCtrl.value() == e.lastControl.text())) {
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altCtrl.value(e.control.text());
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}
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win.find('#src').value(e.control.value());
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},
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onPostRender: function() {
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imageListCtrl = this;
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}
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};
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}
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// General settings shared between simple and advanced dialogs
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var generalFormItems = [
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{name: 'src', type: 'filepicker', filetype: 'image', label: 'Source', autofocus: true, onchange: srcChange},
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imageListCtrl,
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{name: 'alt', type: 'textbox', label: 'Image description'},
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{
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type: 'container',
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label: 'Dimensions',
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layout: 'flex',
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direction: 'row',
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align: 'center',
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spacing: 5,
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items: [
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{name: 'width', type: 'textbox', maxLength: 3, size: 3, onchange: recalcSize},
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{type: 'label', text: 'x'},
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{name: 'height', type: 'textbox', maxLength: 3, size: 3, onchange: recalcSize},
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{name: 'constrain', type: 'checkbox', checked: true, text: 'Constrain proportions'}
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]
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}
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];
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function updateStyle() {
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function addPixelSuffix(value) {
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if (value.length > 0 && /^[0-9]+$/.test(value)) {
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value += 'px';
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}
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return value;
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}
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var data = win.toJSON();
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var css = dom.parseStyle(data.style);
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dom.setAttrib(imgElm, 'style', '');
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delete css.margin;
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css['margin-top'] = css['margin-bottom'] = addPixelSuffix(data.vspace);
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css['margin-left'] = css['margin-right'] = addPixelSuffix(data.hspace);
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css['border-width'] = addPixelSuffix(data.border);
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win.find('#style').value(dom.serializeStyle(dom.parseStyle(dom.serializeStyle(css))));
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}
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// 与jbimages结合
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// Simple default dialog
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win = editor.windowManager.open({
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title: 'Insert/edit image',
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data: data,
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file : url + '/../jbimages/dialog-v4.htm',
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// body: generalFormItems,
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onSubmit: onSubmitForm,
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width : 550,
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height: 305,
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buttons: [{
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text: '确定',
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classes: 'widget btn primary first abs-layout-item',
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// disabled: false,
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onclick: onSubmitForm
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},
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{
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text: 'Close',
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onclick: 'close'
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}]
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});
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}
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// 添加按钮
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editor.addButton('image', {
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icon: 'image',
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tooltip: 'Insert/edit image',
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onclick: createImageList(showDialog),
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stateSelector: 'img:not([data-mce-object])'
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});
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}); |