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-rw-r--r--widget/nsIColorPicker.idl72
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diff --git a/widget/nsIColorPicker.idl b/widget/nsIColorPicker.idl
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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"
+
+interface mozIDOMWindowProxy;
+
+/**
+ * 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 parent nsIDOMWindow parent. This dialog will be dependent
+ * on this parent. parent 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 mozIDOMWindowProxy parent, in AString title, in AString initialColor);
+
+ /**
+ * Opens the color dialog asynchrounously.
+ * The results are provided via the callback object.
+ */
+ void open(in nsIColorPickerShownCallback aColorPickerShownCallback);
+};