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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/editor/icontent.js')
| -rw-r--r-- | contexts/data/lib/closure-library/closure/goog/editor/icontent.js | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/editor/icontent.js b/contexts/data/lib/closure-library/closure/goog/editor/icontent.js deleted file mode 100644 index 4316bd5..0000000 --- a/contexts/data/lib/closure-library/closure/goog/editor/icontent.js +++ /dev/null @@ -1,296 +0,0 @@ -// Copyright 2007 The Closure Library Authors. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS-IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// All Rights Reserved. - -/** - * @fileoverview Static functions for writing the contents of an iframe-based - * editable field. These vary significantly from browser to browser. Uses - * strings and document.write instead of DOM manipulation, because - * iframe-loading is a performance bottleneck. - * - */ - -goog.provide('goog.editor.icontent'); -goog.provide('goog.editor.icontent.FieldFormatInfo'); -goog.provide('goog.editor.icontent.FieldStyleInfo'); - -goog.require('goog.editor.BrowserFeature'); -goog.require('goog.style'); -goog.require('goog.userAgent'); - - - -/** - * A data structure for storing simple rendering info about a field. - * - * @param {string} fieldId The id of the field. - * @param {boolean} standards Whether the field should be rendered in - * standards mode. - * @param {boolean} blended Whether the field is in blended mode. - * @param {boolean} fixedHeight Whether the field is in fixedHeight mode. - * @param {Object=} opt_extraStyles Other style attributes for the field, - * represented as a map of strings. - * @constructor - */ -goog.editor.icontent.FieldFormatInfo = function(fieldId, standards, blended, - fixedHeight, opt_extraStyles) { - this.fieldId_ = fieldId; - this.standards_ = standards; - this.blended_ = blended; - this.fixedHeight_ = fixedHeight; - this.extraStyles_ = opt_extraStyles || {}; -}; - - - -/** - * A data structure for storing simple info about the styles of a field. - * Only needed in Firefox/Blended mode. - * @param {Element} wrapper The wrapper div around a field. - * @param {string} css The css for a field. - * @constructor - */ -goog.editor.icontent.FieldStyleInfo = function(wrapper, css) { - this.wrapper_ = wrapper; - this.css_ = css; -}; - - -/** - * Whether to always use standards-mode iframes. - * @type {boolean} - * @private - */ -goog.editor.icontent.useStandardsModeIframes_ = false; - - -/** - * Sets up goog.editor.icontent to always use standards-mode iframes. - */ -goog.editor.icontent.forceStandardsModeIframes = function() { - goog.editor.icontent.useStandardsModeIframes_ = true; -}; - - -/** - * Generate the initial iframe content. - * @param {goog.editor.icontent.FieldFormatInfo} info Formatting info about - * the field. - * @param {string} bodyHtml The HTML to insert as the iframe body. - * @param {goog.editor.icontent.FieldStyleInfo?} style Style info about - * the field, if needed. - * @return {string} The initial IFRAME content HTML. - * @private - */ -goog.editor.icontent.getInitialIframeContent_ = - function(info, bodyHtml, style) { - var html = []; - - if (info.blended_ && info.standards_ || - goog.editor.icontent.useStandardsModeIframes_) { - html.push('<!DOCTYPE HTML>'); - } - - // <HTML> - // NOTE(user): Override min-widths that may be set for all - // HTML/BODY nodes. A similar workaround is below for the <body> tag. This - // can happen if the host page includes a rule like this in its CSS: - // - // html, body {min-width: 500px} - // - // In this case, the iframe's <html> and/or <body> may be affected. This was - // part of the problem observed in http://b/5674613. (The other part of that - // problem had to do with the presence of a spurious horizontal scrollbar, - // which caused the editor height to be computed incorrectly.) - html.push('<html style="background:none transparent;min-width:0;'); - - // Make sure that the HTML element's height has the - // correct value as the body element's percentage height is made relative - // to the HTML element's height. - // For fixed-height it should be 100% since we want the body to fill the - // whole height. For growing fields it should be auto since we want the - // body to size to its content. - if (info.blended_) { - html.push('height:', info.fixedHeight_ ? '100%' : 'auto'); - } - html.push('">'); - - // <HEAD><STYLE> - - // IE/Safari whitebox need styles set only iff the client specifically - // requested them. - html.push('<head><style>'); - if (style && style.css_) { - html.push(style.css_); - } - - // Firefox blended needs to inherit all the css from the original page. - // Firefox standards mode needs to set extra style for images. - if (goog.userAgent.GECKO && info.standards_) { - // Standards mode will collapse broken images. This means that they - // can never be removed from the field. This style forces the images - // to render as a broken image icon, sized based on the width and height - // of the image. - // TODO(user): Make sure we move this into a contentEditable code - // path if there ever is one for FF. - html.push(' img {-moz-force-broken-image-icon: 1;}'); - } - - html.push('</style></head>'); - - // <BODY> - // Hidefocus is needed to ensure that IE7 doesn't show the dotted, focus - // border when you tab into the field. - html.push('<body g_editable="true" hidefocus="true" '); - if (goog.editor.BrowserFeature.HAS_CONTENT_EDITABLE) { - html.push('contentEditable '); - } - - html.push('class="editable '); - - // TODO: put the field's original ID on the body and stop using ID as a - // way of getting the pointer to the field in the iframe now that it's - // always the body. - html.push('" id="', info.fieldId_, '" style="min-width:0;'); - - if (goog.userAgent.GECKO && info.blended_) { - // IMPORTANT: Apply the css from the body then all of the clearing - // CSS to make sure the clearing CSS overrides (e.g. if the body - // has a 3px margin, we want to make sure to override it with 0px. - html.push( - - // margin should not be applied to blended mode because the margin is - // outside the iframe - // In whitebox mode, we want to leave the margin to the default so - // there is a nice margin around the text. - ';width:100%;border:0;margin:0;background:none transparent;', - - // In standards-mode, height 100% makes the body size to its - // parent html element, but in quirks mode, we want auto because - // 100% makes it size to the containing window even if the html - // element is smaller. - // TODO: Fixed height, standards mode, CSS_WRITING, with margins on the - // paragraphs has a scrollbar when it doesn't need it. Putting the - // height to auto seems to fix it. Figure out if we should always - // just use auto? - ';height:', info.standards_ ? '100%' : 'auto'); - - // Only do this for mozilla. IE6 standards mode has a rendering bug when - // there are scrollbars and the body's overflow property is auto - if (info.fixedHeight_) { - html.push(';overflow:auto'); - } else { - html.push(';overflow-y:hidden;overflow-x:auto'); - } - } - - // Hide the native focus rect in Opera. - if (goog.userAgent.OPERA) { - html.push(';outline:hidden'); - } - - for (var key in info.extraStyles_) { - html.push(';' + key + ':' + info.extraStyles_[key]); - } - - html.push('">', bodyHtml, '</body></html>'); - - return html.join(''); -}; - - -/** - * Write the initial iframe content in normal mode. - * @param {goog.editor.icontent.FieldFormatInfo} info Formatting info about - * the field. - * @param {string} bodyHtml The HTML to insert as the iframe body. - * @param {goog.editor.icontent.FieldStyleInfo?} style Style info about - * the field, if needed. - * @param {HTMLIFrameElement} iframe The iframe. - */ -goog.editor.icontent.writeNormalInitialBlendedIframe = - function(info, bodyHtml, style, iframe) { - // Firefox blended needs to inherit all the css from the original page. - // Firefox standards mode needs to set extra style for images. - if (info.blended_) { - var field = style.wrapper_; - // If there is padding on the original field, then the iFrame will be - // positioned inside the padding by default. We don't want this, as it - // causes the contents to appear to shift, and also causes the - // scrollbars to appear inside the padding. - // - // To compensate, we set the iframe margins to offset the padding. - var paddingBox = goog.style.getPaddingBox(field); - if (paddingBox.top || paddingBox.left || - paddingBox.right || paddingBox.bottom) { - goog.style.setStyle(iframe, 'margin', - (-paddingBox.top) + 'px ' + - (-paddingBox.right) + 'px ' + - (-paddingBox.bottom) + 'px ' + - (-paddingBox.left) + 'px'); - } - } - - goog.editor.icontent.writeNormalInitialIframe( - info, bodyHtml, style, iframe); -}; - - -/** - * Write the initial iframe content in normal mode. - * @param {goog.editor.icontent.FieldFormatInfo} info Formatting info about - * the field. - * @param {string} bodyHtml The HTML to insert as the iframe body. - * @param {goog.editor.icontent.FieldStyleInfo?} style Style info about - * the field, if needed. - * @param {HTMLIFrameElement} iframe The iframe. - */ -goog.editor.icontent.writeNormalInitialIframe = - function(info, bodyHtml, style, iframe) { - - var html = goog.editor.icontent.getInitialIframeContent_( - info, bodyHtml, style); - - var doc = goog.dom.getFrameContentDocument(iframe); - doc.open(); - doc.write(html); - doc.close(); -}; - - -/** - * Write the initial iframe content in IE/HTTPS mode. - * @param {goog.editor.icontent.FieldFormatInfo} info Formatting info about - * the field. - * @param {Document} doc The iframe document. - * @param {string} bodyHtml The HTML to insert as the iframe body. - */ -goog.editor.icontent.writeHttpsInitialIframe = function(info, doc, bodyHtml) { - var body = doc.body; - - // For HTTPS we already have a document with a doc type and a body element - // and don't want to create a new history entry which can cause data loss if - // the user clicks the back button. - if (goog.editor.BrowserFeature.HAS_CONTENT_EDITABLE) { - body.contentEditable = true; - } - body.className = 'editable'; - body.setAttribute('g_editable', true); - body.hideFocus = true; - body.id = info.fieldId_; - - goog.style.setStyle(body, info.extraStyles_); - body.innerHTML = bodyHtml; -}; - |