71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsColorPicker_h__
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#define nsColorPicker_h__
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#include <gtk/gtk.h>
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#include "nsBaseColorPicker.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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// Enable Gtk3 system color picker.
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#define ACTIVATE_GTK3_COLOR_PICKER 1
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class nsIWidget;
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class nsColorPicker final : public nsBaseColorPicker {
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public:
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NS_DECL_ISUPPORTS
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nsColorPicker() = default;
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private:
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~nsColorPicker() = default;
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// nsBaseColorPicker
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nsresult InitNative(const nsTArray<nsString>& aDefaultColors) override;
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nsresult OpenNative() override;
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static nsString ToHexString(int n);
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static void OnResponse(GtkWidget* dialog, gint response_id,
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gpointer user_data);
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static void OnDestroy(GtkWidget* dialog, gpointer user_data);
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#if defined(ACTIVATE_GTK3_COLOR_PICKER)
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static void OnColorChanged(GtkColorChooser* color_chooser, GdkRGBA* color,
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gpointer user_data);
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static int convertGdkRgbaComponent(gdouble color_component);
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static gdouble convertToGdkRgbaComponent(int color_component);
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static GdkRGBA convertToRgbaColor(nscolor color);
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void Update(GdkRGBA* color);
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void SetColor(const GdkRGBA* color);
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#else
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static void OnColorChanged(GtkColorSelection* colorselection,
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gpointer user_data);
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// Conversion functions for color
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static int convertGdkColorComponent(guint16 color_component);
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static guint16 convertToGdkColorComponent(int color_component);
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static GdkColor convertToGdkColor(nscolor color);
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static GtkColorSelection* WidgetGetColorSelection(GtkWidget* widget);
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void Update(GtkColorSelection* colorselection);
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void ReadValueFromColorSelection(GtkColorSelection* colorselection);
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#endif
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void Done(GtkWidget* dialog, gint response_id);
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nsCOMPtr<nsIWidget> mParentWidget;
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nsString mColor;
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nsTArray<nsString> mDefaultColors;
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};
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#endif // nsColorPicker_h__
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