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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 */
#ifndef nsColorPicker_h__
#define nsColorPicker_h__
#include <gtk/gtk.h>
#include "nsCOMPtr.h"
#include "nsIColorPicker.h"
#include "nsString.h"
// Enable Gtk3 system color picker.
class nsIWidget;
class nsColorPicker final : public nsIColorPicker {
nsColorPicker() = default;
~nsColorPicker() = default;
static nsString ToHexString(int n);
static void OnResponse(GtkWidget* dialog, gint response_id,
gpointer user_data);
static void OnDestroy(GtkWidget* dialog, gpointer user_data);
static void OnColorChanged(GtkColorChooser* color_chooser, GdkRGBA* color,
gpointer user_data);
static int convertGdkRgbaComponent(gdouble color_component);
static gdouble convertToGdkRgbaComponent(int color_component);
static GdkRGBA convertToRgbaColor(nscolor color);
void Update(GdkRGBA* color);
void SetColor(const GdkRGBA* color);
static void OnColorChanged(GtkColorSelection* colorselection,
gpointer user_data);
// Conversion functions for color
static int convertGdkColorComponent(guint16 color_component);
static guint16 convertToGdkColorComponent(int color_component);
static GdkColor convertToGdkColor(nscolor color);
static GtkColorSelection* WidgetGetColorSelection(GtkWidget* widget);
void Update(GtkColorSelection* colorselection);
void ReadValueFromColorSelection(GtkColorSelection* colorselection);
void Done(GtkWidget* dialog, gint response_id);
nsCOMPtr<nsIWidget> mParentWidget;
nsCOMPtr<nsIColorPickerShownCallback> mCallback;
nsString mTitle;
nsString mColor;
nsString mInitialColor;
#endif // nsColorPicker_h__