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613 lines
23 KiB
Plaintext
613 lines
23 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Daniel Glazman <glazman@netscape.com>
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* Akkana Peck <akkana@netscape.com>
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* Kathleen Brade <brade@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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#include "domstubs.idl"
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interface nsIAtom;
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interface nsISupportsArray;
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interface nsISelection;
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interface nsIContentFilter;
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%{C++
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#define NS_EDITOR_ELEMENT_NOT_FOUND \
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NS_ERROR_GENERATE_SUCCESS(NS_ERROR_MODULE_EDITOR, 1)
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%}
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[scriptable, uuid(afc36593-5787-4420-93d9-b2c0ccbf0cad)]
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interface nsIHTMLEditor : nsISupports
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{
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%{C++
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typedef short EAlignment;
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%}
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// used by GetAlignment()
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const short eLeft = 0;
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const short eCenter = 1;
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const short eRight = 2;
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const short eJustify = 3;
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/* ------------ Inline property methods -------------- */
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/**
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* AddDefaultProperty() registers a default style property with the editor
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*
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* @param aProperty the property to set by default
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* @param aAttribute the attribute of the property, if applicable.
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* May be null.
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* Example: aProperty="font", aAttribute="color"
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* @param aValue if aAttribute is not null, the value of the attribute.
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* Example: aProperty="font", aAttribute="color",
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* aValue="0x00FFFF"
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*/
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void addDefaultProperty(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue);
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/**
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* RemoveDefaultProperty() unregisters a default style property with the editor
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*
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* @param aProperty the property to remove from defaults
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* @param aAttribute the attribute of the property, if applicable.
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* May be null.
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* Example: aProperty="font", aAttribute="color"
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* @param aValue if aAttribute is not null, the value of the attribute.
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* Example: aProperty="font", aAttribute="color",
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* aValue="0x00FFFF"
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*/
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void removeDefaultProperty(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue);
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/**
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* RemoveAllDefaultProperties() unregisters all default style properties with the editor
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*
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*/
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void removeAllDefaultProperties();
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/**
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* SetInlineProperty() sets the aggregate properties on the current selection
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*
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* @param aProperty the property to set on the selection
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* @param aAttribute the attribute of the property, if applicable.
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* May be null.
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* Example: aProperty="font", aAttribute="color"
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* @param aValue if aAttribute is not null, the value of the attribute.
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* May be null.
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* Example: aProperty="font", aAttribute="color",
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* aValue="0x00FFFF"
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*/
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void setCSSInlineProperty(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue);
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void setInlineProperty(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue);
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/**
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* getInlineProperty() gets aggregate properties of the current selection.
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* All object in the current selection are scanned and their attributes are
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* represented in a list of Property object.
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*
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* @param aProperty the property to get on the selection
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* @param aAttribute the attribute of the property, if applicable.
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* May be null.
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* Example: aProperty="font", aAttribute="color"
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* @param aValue if aAttribute is not null, the value of the attribute.
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* May be null.
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* Example: aProperty="font", aAttribute="color",
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* aValue="0x00FFFF"
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* @param aFirst [OUT] PR_TRUE if the first text node in the
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* selection has the property
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* @param aAny [OUT] PR_TRUE if any of the text nodes in the
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* selection have the property
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* @param aAll [OUT] PR_TRUE if all of the text nodes in the
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* selection have the property
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*/
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void getInlineProperty(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue,
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out boolean aFirst,
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out boolean aAny,
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out boolean aAll);
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AString getInlinePropertyWithAttrValue(in nsIAtom aProperty,
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in AString aAttribute,
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in AString aValue,
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out boolean aFirst,
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out boolean aAny,
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out boolean aAll);
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/**
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* removeAllInlineProperties() deletes all the inline properties from all
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* text in the current selection.
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*/
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void removeAllInlineProperties();
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/**
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* removeInlineProperty() deletes the properties from all text in the current
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* selection. If aProperty is not set on the selection, nothing is done.
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*
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* @param aProperty the property to remove from the selection
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* All atoms are for normal HTML tags (e.g.:
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* nsIEditorProperty::font) except when you want to
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* remove just links and not named anchors.
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* For that, use nsIEditorProperty::href
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* @param aAttribute the attribute of the property, if applicable.
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* May be null.
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* Example: aProperty=nsIEditorProptery::font,
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* aAttribute="color"
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* nsIEditProperty::allAttributes is special.
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* It indicates that all content-based text properties
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* are to be removed from the selection.
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*/
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void removeInlineProperty(in nsIAtom aProperty, in AString aAttribute);
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/**
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* Increase font size for text in selection by 1 HTML unit
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* All existing text is scanned for existing <FONT SIZE> attributes
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* so they will be incremented instead of inserting new <FONT> tag
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*/
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void increaseFontSize();
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/**
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* Decrease font size for text in selection by 1 HTML unit
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* All existing text is scanned for existing <FONT SIZE> attributes
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* so they will be decreased instead of inserting new <FONT> tag
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*/
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void decreaseFontSize();
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/* ------------ Drag/Drop methods -------------- */
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/**
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* canDrag decides if a drag should be started
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* (for example, based on the current selection and mousepoint).
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*/
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boolean canDrag(in nsIDOMEvent aEvent);
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/**
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* doDrag transfers the relevant data (as appropriate)
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* to a transferable so it can later be dropped.
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*/
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void doDrag(in nsIDOMEvent aEvent);
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/**
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* insertFromDrop looks for a dragsession and inserts the
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* relevant data in response to a drop.
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*/
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void insertFromDrop(in nsIDOMEvent aEvent);
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/* ------------ HTML content methods -------------- */
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/**
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* Tests if a node is a BLOCK element according the the HTML 4.0 DTD.
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* This does NOT consider CSS effect on display type
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*
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* @param aNode the node to test
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*/
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boolean nodeIsBlock(in nsIDOMNode node);
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/**
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* Insert some HTML source at the current location
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*
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* @param aInputString the string to be inserted
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*/
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void insertHTML(in AString aInputString);
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/**
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* Paste the text in the OS clipboard at the cursor position, replacing
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* the selected text (if any), but strip out any HTML styles and formatting
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*/
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void pasteNoFormatting(in long aSelectionType);
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/**
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* Rebuild the entire document from source HTML
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* Needed to be able to edit HEAD and other outside-of-BODY content
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*
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* @param aSourceString HTML source string of the entire new document
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*/
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void rebuildDocumentFromSource(in AString aSourceString);
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/**
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* Insert some HTML source, interpreting
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* the string argument according to the given context.
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*
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* @param aInputString the string to be inserted
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* @param aContextStr Context of insertion
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* @param aInfoStr Related info to aInputString
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* @param aFlavor Transferable flavor, can be ""
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* @param aSourceDoc document where input was dragged from (may be null)
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* @param aDestinationNode location for insertion (such as when dropped)
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* @param aDestinationOffset used with aDestNode to determine insert location
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* @param aDeleteSelection used with aDestNode during drag&drop
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* @param aCollapseSelection used with aDestNode during drag&drop
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*/
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void insertHTMLWithContext(in AString aInputString,
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in AString aContextStr,
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in AString aInfoStr,
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in AString aFlavor,
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in nsIDOMDocument aSourceDoc,
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in nsIDOMNode aDestinationNode,
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in long aDestinationOffset,
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in boolean aDeleteSelection);
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/**
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* Insert an element, which may have child nodes, at the selection
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* Used primarily to insert a new element for various insert element dialogs,
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* but it enforces the HTML 4.0 DTD "CanContain" rules, so it should
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* be useful for other elements.
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*
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* @param aElement The element to insert
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* @param aDeleteSelection Delete the selection before inserting
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* If aDeleteSelection is PR_FALSE, then the element is inserted
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* after the end of the selection for all element except
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* Named Anchors, which insert before the selection
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*/
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void insertElementAtSelection(in nsIDOMElement aElement,
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in boolean aDeleteSelection);
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/**
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* Set the documents title.
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*/
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void setDocumentTitle(in AString aTitle);
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/**
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* Set the BaseURL for the document to the current URL
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* but only if the page doesn't have a <base> tag
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* This should be done after the document URL has changed,
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* such as after saving a file
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* This is used as base for relativizing link and image urls
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*/
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void updateBaseURL();
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/* ------------ Selection manipulation -------------- */
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/* Should these be moved to nsISelection? */
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/**
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* Set the selection at the suppled element
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*
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* @param aElement An element in the document
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*/
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void selectElement(in nsIDOMElement aElement);
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/**
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* Create a collapsed selection just after aElement
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*
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* XXX could we parameterize SelectElement(before/select/after>?
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*
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* The selection is set to parent-of-aElement with an
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* offset 1 greater than aElement's offset
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* but it enforces the HTML 4.0 DTD "CanContain" rules, so it should
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* be useful for other elements.
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*
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* @param aElement An element in the document
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*/
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void setCaretAfterElement(in nsIDOMElement aElement);
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/**
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* SetParagraphFormat Insert a block paragraph tag around selection
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* @param aParagraphFormat "p", "h1" to "h6", "address", "pre", or "blockquote"
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*/
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void setParagraphFormat(in AString aParagraphFormat);
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/**
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* getParagraphState returns what block tag paragraph format is in
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* the selection.
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* @param aMixed True if there is more than one format
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* @return Name of block tag. "" is returned for none.
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*/
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AString getParagraphState(out boolean aMixed);
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/**
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* getFontFaceState returns what font face is in the selection.
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* @param aMixed True if there is more than one font face
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* @return Name of face. Note: "tt" is returned for
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* tt tag. "" is returned for none.
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*/
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AString getFontFaceState(out boolean aMixed);
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/**
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* getFontColorState returns what font face is in the selection.
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* @param aMixed True if there is more than one font color
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* @return Color string. "" is returned for none.
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*/
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AString getFontColorState(out boolean aMixed);
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/**
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* getFontColorState returns what font face is in the selection.
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* @param aMixed True if there is more than one font color
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* @return Color string. "" is returned for none.
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*/
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AString getBackgroundColorState(out boolean aMixed);
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/**
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* getHighlightColorState returns what the highlight color of the selection.
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* @param aMixed True if there is more than one font color
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* @return Color string. "" is returned for none.
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*/
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AString getHighlightColorState(out boolean aMixed);
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/**
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* getListState returns what list type is in the selection.
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* @param aMixed True if there is more than one type of list, or
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* if there is some list and non-list
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* @param aOL The company that employs me. No, really, it's
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* true if an "ol" list is selected.
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* @param aUL true if an "ul" list is selected.
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* @param aDL true if a "dl" list is selected.
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*/
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void getListState(out boolean aMixed, out boolean aOL, out boolean aUL,
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out boolean aDL);
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/**
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* getListItemState returns what list item type is in the selection.
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* @param aMixed True if there is more than one type of list item, or
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* if there is some list and non-list
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* @param aLI true if "li" list items are selected.
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* @param aDT true if "dt" list items are selected.
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* @param aDD true if "dd" list items are selected.
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*/
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void getListItemState(out boolean aMixed, out boolean aLI,
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out boolean aDT, out boolean aDD);
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/**
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* getAlignment returns what alignment is in the selection.
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* @param aMixed True if there is more than one type of list item, or
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* if there is some list and non-list
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* @param aAlign enum value for first encountered alignment
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* (left/center/right)
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*/
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void getAlignment(out boolean aMixed, out short aAlign);
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/**
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* Document me!
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*
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*/
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void getIndentState(out boolean aCanIndent, out boolean aCanOutdent);
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/**
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* Document me!
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*
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*/
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void makeOrChangeList(in AString aListType, in boolean entireList,
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in AString aBulletType);
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/**
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* Document me!
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*
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*/
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void removeList(in AString aListType);
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/**
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* Document me!
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*
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*/
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void indent(in AString aIndent);
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/**
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* Document me!
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*
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*/
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void align(in AString aAlign);
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/**
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* Return the input node or a parent matching the given aTagName,
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* starting the search at the supplied node.
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* An example of use is for testing if a node is in a table cell
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* given a selection anchor node.
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*
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* @param aTagName The HTML tagname
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* Special input values:
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* Use "href" to get a link node
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* (an "A" tag with the "href" attribute set)
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* Use "anchor" or "namedanchor" to get a named anchor node
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* (an "A" tag with the "name" attribute set)
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* Use "list" to get an OL, UL, or DL list node
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* Use "td" to get either a TD or TH cell node
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*
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* @param aNode The node in the document to start the search.
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* If it is null, the anchor node of the current selection is used.
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* @return NS_EDITOR_ELEMENT_NOT_FOUND if an element is not found
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* (passes NS_SUCCEEDED macro)
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*/
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nsIDOMElement getElementOrParentByTagName(in AString aTagName,
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in nsIDOMNode aNode);
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/**
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* Return an element only if it is the only node selected,
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* such as an image, horizontal rule, etc.
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* The exception is a link, which is more like a text attribute:
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* The Anchor tag is returned if the selection is within the textnode(s)
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* that are children of the "A" node.
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* This could be a collapsed selection, i.e., a caret
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* within the link text.
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*
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* @param aTagName The HTML tagname or and empty string
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* to get any element (but only if it is the only element selected)
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* Special input values for Links and Named anchors:
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* Use "href" to get a link node
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* (an "A" tag with the "href" attribute set)
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* Use "anchor" or "namedanchor" to get a named anchor node
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* (an "A" tag with the "name" attribute set)
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* @return NS_EDITOR_ELEMENT_NOT_FOUND if an element is not found
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* (passes NS_SUCCEEDED macro)
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*/
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nsIDOMElement getSelectedElement(in AString aTagName);
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/**
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* Output the contents of the <HEAD> section as text/HTML format
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*/
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AString getHeadContentsAsHTML();
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/**
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* Replace all children of <HEAD> with string of HTML source
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*/
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void replaceHeadContentsWithHTML(in AString aSourceToInsert);
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/**
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* Return a new element with default attribute values
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*
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* This does not rely on the selection, and is not sensitive to context.
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*
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* Used primarily to supply new element for various insert element dialogs
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* (Image, Link, NamedAnchor, Table, and HorizontalRule
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* are the only returned elements as of 7/25/99)
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*
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* @param aTagName The HTML tagname
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* Special input values for Links and Named anchors:
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* Use "href" to get a link node
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* (an "A" tag with the "href" attribute set)
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* Use "anchor" or "namedanchor" to get a named anchor node
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* (an "A" tag with the "name" attribute set)
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* @return The new element created.
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*/
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nsIDOMElement createElementWithDefaults(in AString aTagName);
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/**
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* Insert an link element as the parent of the current selection
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*
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* @param aElement An "A" element with a non-empty "href" attribute
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*/
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void insertLinkAroundSelection(in nsIDOMElement aAnchorElement);
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/**
|
|
* Set the value of the "bgcolor" attribute on the document's <body> element
|
|
*
|
|
* @param aColor The HTML color string, such as "#ffccff" or "yellow"
|
|
*/
|
|
void setBackgroundColor(in AString aColor);
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|
|
|
|
|
/**
|
|
* Set an attribute on the document's <body> element
|
|
* such as text, link, background colors
|
|
*
|
|
* 8/31/00 THIS ISN'T BEING USED? SHOULD WE DROP IT?
|
|
*
|
|
* @param aAttr The attribute to be set
|
|
* @param aValue The value of the attribute
|
|
*/
|
|
void setBodyAttribute(in AString aAttr, in AString aValue);
|
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|
|
/**
|
|
* XXX Used to suppress spurious drag/drop events to workaround bug 50703
|
|
* Don't use this method! It will go away after first release!
|
|
*/
|
|
void ignoreSpuriousDragEvent(in boolean aIgnoreSpuriousDragEvent);
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|
|
|
/**
|
|
* Find all the nodes in the document which contain references
|
|
* to outside URIs (e.g. a href, img src, script src, etc.)
|
|
* The objects in the array will be type nsIURIRefObject.
|
|
*
|
|
* @return aNodeList the linked nodes found
|
|
*/
|
|
nsISupportsArray getLinkedObjects();
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
attribute boolean isCSSEnabled;
|
|
|
|
/**
|
|
* Add listener for insertion override
|
|
* @param inFilter function which callers want called during insertion
|
|
*/
|
|
void addInsertionListener(in nsIContentFilter inFilter);
|
|
|
|
/**
|
|
* Remove listener for insertion override
|
|
* @param inFilter function which callers do not want called during insertion
|
|
*/
|
|
void removeInsertionListener(in nsIContentFilter inFilter);
|
|
|
|
/**
|
|
* Returns an anonymous nsDOMElement of type aTag,
|
|
* child of aParentNode. If aIsCreatedHidden is true, the class
|
|
* "hidden" is added to the created element. If aAnonClass is not
|
|
* the empty string, it becomes the value of the attribute "_moz_anonclass"
|
|
* @return a DOM Element
|
|
* @param aTag [IN] a string representing the desired type of
|
|
* the element to create
|
|
* @param aParentNode [IN] the parent node of the created anonymous
|
|
* element
|
|
* @param aAnonClass [IN] contents of the _moz_anonclass attribute
|
|
* @param aIsCreatedHidden [IN] a boolean specifying if the class "hidden"
|
|
* is to be added to the created anonymous
|
|
* element
|
|
*/
|
|
nsIDOMElement createAnonymousElement(in AString aTag, in nsIDOMNode aParentNode,
|
|
in AString aAnonClass, in boolean aIsCreatedHidden);
|
|
|
|
/**
|
|
* returns the deepest container of the selection
|
|
* @return a DOM Element
|
|
*/
|
|
nsIDOMElement getSelectionContainer();
|
|
|
|
/**
|
|
* Checks if the anonymous nodes created by the HTML editor have to be
|
|
* refreshed or hidden depending on a possible new state of the selection
|
|
* @param aSelection [IN] a selection
|
|
*/
|
|
void checkSelectionStateForAnonymousButtons(in nsISelection aSelection);
|
|
|
|
boolean isAnonymousElement(in nsIDOMElement 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;
|
|
};
|
|
|