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/* -*- 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"
webidl BrowsingContext;
/**
* nsIColorPicker is representing colors as strings because the internal
* representation will depend on the underlying backend.
* The format of the colors taken in input and returned will always follow the
* format of the <input type='color'> value as described in the HTML
* specifications.
*/
[scriptable, uuid(d2ce78d1-40b5-49d1-b66d-5801fcb9a385)]
interface nsIColorPickerShownCallback : nsISupports
{
/**
* Callback called when the color picker requests a color update.
* This callback can not be called after done() was called.
* When this callback is used, the consumer can assume that the color value has
* changed.
*
* @param color The new selected color value following the format specifed on
* top of this file.
*/
void update(in AString color);
/**
* Callback called when the color picker is dismissed.
* When this callback is used, the color might have changed or could stay the
* same.
* If the color has not changed, the color parameter will be the empty string.
*
* @param color The new selected color value following the format specifed on
* top of this file or the empty string.
*/
void done(in AString color);
};
[scriptable, uuid(de229d37-a8a6-46f1-969a-0c1de33d0ad7)]
interface nsIColorPicker : nsISupports
{
/**
* Initialize the color picker widget. The color picker will not be shown until
* open() is called.
* If the backend doesn't support setting a title to the native color picker
* widget, the title parameter might be ignored.
* If the initialColor parameter does not follow the format specified on top of
* this file, the behavior will be unspecified. The initialColor could be the
* one used by the underlying backend or an arbitrary one. The backend could
* also assert.
*
* @param browsingContext The context in which the color picker is being
* shown, must be non-null.
* @param title The title for the color picker widget.
* @param initialColor The color to show when the widget is opened. The
* parameter has to follow the format specified on
* top of this file.
*/
void init(in BrowsingContext browsingContext, in AString title,
in AString initialColor, in Array<AString> defaultColors);
/**
* Opens the color dialog asynchrounously.
* The results are provided via the callback object.
*/
void open(in nsIColorPickerShownCallback aColorPickerShownCallback);
};
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