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| -rw-r--r-- | editor/nsIHTMLEditor.idl | 342 |
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diff --git a/editor/nsIHTMLEditor.idl b/editor/nsIHTMLEditor.idl new file mode 100644 index 0000000000..fd79f0b868 --- /dev/null +++ b/editor/nsIHTMLEditor.idl @@ -0,0 +1,342 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "nsISupports.idl" +#include "domstubs.idl" + +interface nsIContent; + +webidl Document; +webidl Element; +webidl Node; +webidl Selection; + +[scriptable, builtinclass, uuid(87ee993e-985f-4a43-a974-0d9512da2fb0)] +interface nsIHTMLEditor : nsISupports +{ +%{C++ + typedef short EAlignment; +%} + + // used by GetAlignment() + const short eLeft = 0; + const short eCenter = 1; + const short eRight = 2; + const short eJustify = 3; + + + /* ------------ Inline property methods -------------- */ + + /** + * SetInlineProperty() sets the aggregate properties on the current selection + * + * @param aProperty the property to set on the selection + * @param aAttribute the attribute of the property, if applicable. + * May be null. + * Example: aProperty="font", aAttribute="color" + * @param aValue if aAttribute is not null, the value of the attribute. + * May be null. + * Example: aProperty="font", aAttribute="color", + * aValue="0x00FFFF" + */ + [can_run_script] + void setInlineProperty(in AString aProperty, + in AString aAttribute, + in AString aValue); + + /** + * getInlinePropertyWithAttrValue() gets aggregate properties of the current + * selection. All object in the current selection are scanned and their + * attributes are represented in a list of Property object. + * + * @param aProperty the property to get on the selection + * @param aAttribute the attribute of the property, if applicable. + * May be null. + * Example: aProperty="font", aAttribute="color" + * @param aValue if aAttribute is not null, the value of the attribute. + * May be null. + * Example: aProperty="font", aAttribute="color", + * aValue="0x00FFFF" + * @param aFirst [OUT] PR_TRUE if the first text node in the + * selection has the property + * @param aAny [OUT] PR_TRUE if any of the text nodes in the + * selection have the property + * @param aAll [OUT] PR_TRUE if all of the text nodes in the + * selection have the property + */ + [can_run_script] + AString getInlinePropertyWithAttrValue(in AString aProperty, + in AString aAttribute, + in AString aValue, + out boolean aFirst, + out boolean aAny, + out boolean aAll); + + /** + * removeInlineProperty() removes a property which changes inline style of + * text. E.g., bold, italic, super and sub. + * + * @param aProperty Tag name whcih represents the inline style you want to + * remove. E.g., "strong", "b", etc. + * If "href", <a> element which has href attribute will be + * removed. + * If "name", <a> element which has non-empty name + * attribute will be removed. + * @param aAttribute If aProperty is "font", aAttribute should be "face", + * "size", "color" or "bgcolor". + */ + [can_run_script] + void removeInlineProperty(in AString aProperty, in AString aAttribute); + + /* ------------ HTML content methods -------------- */ + + /** + * Tests if a node is a BLOCK element according the the HTML 4.0 DTD. + * This does NOT consider CSS effect on display type + * + * @param aNode the node to test + */ + boolean nodeIsBlock(in Node node); + + /** + * Insert some HTML source at the current location + * + * @param aInputString the string to be inserted + */ + [can_run_script] + void insertHTML(in AString aInputString); + + /** + * Rebuild the entire document from source HTML + * Needed to be able to edit HEAD and other outside-of-BODY content + * + * @param aSourceString HTML source string of the entire new document + */ + [can_run_script] + void rebuildDocumentFromSource(in AString aSourceString); + + /** + * Insert an element, which may have child nodes, at the selection + * Used primarily to insert a new element for various insert element dialogs, + * but it enforces the HTML 4.0 DTD "CanContain" rules, so it should + * be useful for other elements. + * + * @param aElement The element to insert + * @param aDeleteSelection Delete the selection before inserting + * If aDeleteSelection is PR_FALSE, then the element is inserted + * after the end of the selection for all element except + * Named Anchors, which insert before the selection + */ + [can_run_script] + void insertElementAtSelection(in Element aElement, + in boolean aDeleteSelection); + + /** + * Set the BaseURL for the document to the current URL + * but only if the page doesn't have a <base> tag + * This should be done after the document URL has changed, + * such as after saving a file + * This is used as base for relativizing link and image urls + */ + void updateBaseURL(); + + + /* ------------ Selection manipulation -------------- */ + /* Should these be moved to Selection? */ + + /** + * Set the selection at the suppled element + * + * @param aElement An element in the document + */ + [can_run_script] + void selectElement(in Element aElement); + + /** + * getParagraphState returns what block tag paragraph format is in + * the selection. + * @param aMixed True if there is more than one format + * @return Name of block tag. "" is returned for none. + */ + AString getParagraphState(out boolean aMixed); + + /** + * getFontFaceState returns what font face is in the selection. + * @param aMixed True if there is more than one font face + * @return Name of face. Note: "tt" is returned for + * tt tag. "" is returned for none. + */ + [can_run_script] + AString getFontFaceState(out boolean aMixed); + + /** + * getHighlightColorState returns what the highlight color of the selection. + * @param aMixed True if there is more than one font color + * @return Color string. "" is returned for none. + */ + [can_run_script] + AString getHighlightColorState(out boolean aMixed); + + /** + * getListState returns what list type is in the selection. + * @param aMixed True if there is more than one type of list, or + * if there is some list and non-list + * @param aOL The company that employs me. No, really, it's + * true if an "ol" list is selected. + * @param aUL true if an "ul" list is selected. + * @param aDL true if a "dl" list is selected. + */ + void getListState(out boolean aMixed, out boolean aOL, out boolean aUL, + out boolean aDL); + + /** + * getListItemState returns what list item type is in the selection. + * @param aMixed True if there is more than one type of list item, or + * if there is some list and non-list + * XXX This ignores `<li>` element selected state. + * For example, even if `<li>` and `<dt>` are selected, + * this is set to false. + * @param aLI true if "li" list items are selected. + * @param aDT true if "dt" list items are selected. + * @param aDD true if "dd" list items are selected. + */ + void getListItemState(out boolean aMixed, out boolean aLI, + out boolean aDT, out boolean aDD); + + /** + * getAlignment returns what alignment is in the selection. + * @param aMixed Always returns false. + * @param aAlign enum value for first encountered alignment + * (left/center/right) + */ + [can_run_script] + void getAlignment(out boolean aMixed, out short aAlign); + + /** + * Document me! + * + */ + [can_run_script] + void makeOrChangeList(in AString aListType, in boolean entireList, + in AString aBulletType); + + /** + * removeList removes list items (<li>, <dd>, and <dt>) and list structures + * (<ul>, <ol>, and <dl>). + * + * @param aListType Unused. + */ + [can_run_script] + void removeList(in AString aListType); + + /** + * GetElementOrParentByTagName() returns an inclusive ancestor element whose + * name matches aTagName from aNode or anchor node of Selection to <body> + * element or null if there is no element matching with aTagName. + * + * @param aTagName The tag name which you want to look for. + * Must not be empty string. + * If "list", the result may be <ul>, <ol> or <dl> + * element. + * If "td", the result may be <td> or <th>. + * If "href", the result may be <a> element + * which has "href" attribute with non-empty value. + * If "anchor", the result may be <a> which has + * "name" attribute with non-empty value. + * @param aNode If non-null, this starts to look for the result + * from it. Otherwise, i.e., null, starts from + * anchor node of Selection. + * @return If an element which matches aTagName, returns + * an Element. Otherwise, nullptr. + */ + Element getElementOrParentByTagName(in AString aTagName, + in Node aNode); + + /** + * getSelectedElement() returns a "selected" element node. "selected" means: + * - there is only one selection range + * - the range starts from an element node or in an element + * - the range ends at immediately after same element + * - and the range does not include any other element nodes. + * Additionally, only when aTagName is "href", this thinks that an <a> + * element which has non-empty "href" attribute includes the range, the + * <a> element is selected. + * + * @param aTagName Case-insensitive element name. + * If empty string, this returns any element node or null. + * If "href", this returns an <a> element which has + * non-empty "href" attribute or null. + * If "anchor", this returns an <a> element which has + * non-empty "name" attribute or null. + * Otherwise, returns an element node whose name is + * same as aTagName or null. + * @return A "selected" element. + */ + nsISupports getSelectedElement(in AString aTagName); + + /** + * Return a new element with default attribute values + * + * This does not rely on the selection, and is not sensitive to context. + * + * Used primarily to supply new element for various insert element dialogs + * (Image, Link, NamedAnchor, Table, and HorizontalRule + * are the only returned elements as of 7/25/99) + * + * @param aTagName The HTML tagname + * Special input values for Links and Named anchors: + * Use "href" to get a link node + * (an "A" tag with the "href" attribute set) + * Use "anchor" or "namedanchor" to get a named anchor node + * (an "A" tag with the "name" attribute set) + * @return The new element created. + */ + [can_run_script] + Element createElementWithDefaults(in AString aTagName); + + /** + * Insert an link element as the parent of the current selection + * + * @param aElement An "A" element with a non-empty "href" attribute + */ + [can_run_script] + void insertLinkAroundSelection(in Element aAnchorElement); + + /** + * Set the value of the "bgcolor" attribute on the document's <body> element + * + * @param aColor The HTML color string, such as "#ffccff" or "yellow" + */ + [can_run_script] + void setBackgroundColor(in AString aColor); + + /** + * A boolean which is true is the HTMLEditor has been instantiated + * with CSS knowledge and if the CSS pref is currently checked + * + * @return true if CSS handled and enabled + */ + [setter_can_run_script] attribute boolean isCSSEnabled; + + /** + * checkSelectionStateForAnonymousButtons() may refresh editing UI such as + * resizers, inline-table-editing UI, absolute positioning UI for current + * Selection and focus state. When this method shows or hides UI, the + * editor (and/or its document/window) could be broken by mutation observers. + * FYI: Current user in script is only BlueGriffon. + */ + [can_run_script] + void checkSelectionStateForAnonymousButtons(); + + boolean isAnonymousElement(in Element aElement); + + /** + * A boolean indicating if a return key pressed in a paragraph creates + * another paragraph or just inserts a <br> at the caret + * + * @return true if CR in a paragraph creates a new paragraph + */ + attribute boolean returnInParagraphCreatesNewParagraph; +}; |