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diff --git a/app/widgets/gimptoolbox-indicator-area.c b/app/widgets/gimptoolbox-indicator-area.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpbrush.h"
+#include "core/gimpcontext.h"
+#include "core/gimpgradient.h"
+#include "core/gimppattern.h"
+
+#include "gimpdnd.h"
+#include "gimpview.h"
+#include "gimptoolbox.h"
+#include "gimptoolbox-indicator-area.h"
+#include "gimpwidgets-utils.h"
+#include "gimpwindowstrategy.h"
+
+#include "gimp-intl.h"
+
+
+#define CELL_SIZE 24 /* The size of the previews */
+#define GRAD_CELL_WIDTH 52 /* The width of the gradient preview */
+#define GRAD_CELL_HEIGHT 12 /* The height of the gradient preview */
+#define CELL_SPACING 2 /* How much between brush and pattern cells */
+
+
+static void
+brush_preview_clicked (GtkWidget *widget,
+ GdkModifierType state,
+ GimpToolbox *toolbox)
+{
+ GimpContext *context = gimp_toolbox_get_context (toolbox);
+
+ gimp_window_strategy_show_dockable_dialog (GIMP_WINDOW_STRATEGY (gimp_get_window_strategy (context->gimp)),
+ context->gimp,
+ gimp_dock_get_dialog_factory (GIMP_DOCK (toolbox)),
+ gtk_widget_get_screen (widget),
+ gimp_widget_get_monitor (widget),
+ "gimp-brush-grid|gimp-brush-list");
+}
+
+static void
+brush_preview_drop_brush (GtkWidget *widget,
+ gint x,
+ gint y,
+ GimpViewable *viewable,
+ gpointer data)
+{
+ GimpContext *context = GIMP_CONTEXT (data);
+
+ gimp_context_set_brush (context, GIMP_BRUSH (viewable));
+}
+
+static void
+pattern_preview_clicked (GtkWidget *widget,
+ GdkModifierType state,
+ GimpToolbox *toolbox)
+{
+ GimpContext *context = gimp_toolbox_get_context (toolbox);
+
+ gimp_window_strategy_show_dockable_dialog (GIMP_WINDOW_STRATEGY (gimp_get_window_strategy (context->gimp)),
+ context->gimp,
+ gimp_dock_get_dialog_factory (GIMP_DOCK (toolbox)),
+ gtk_widget_get_screen (widget),
+ gimp_widget_get_monitor (widget),
+ "gimp-pattern-grid|gimp-pattern-list");
+}
+
+static void
+pattern_preview_drop_pattern (GtkWidget *widget,
+ gint x,
+ gint y,
+ GimpViewable *viewable,
+ gpointer data)
+{
+ GimpContext *context = GIMP_CONTEXT (data);
+
+ gimp_context_set_pattern (context, GIMP_PATTERN (viewable));
+}
+
+static void
+gradient_preview_clicked (GtkWidget *widget,
+ GdkModifierType state,
+ GimpToolbox *toolbox)
+{
+ GimpContext *context = gimp_toolbox_get_context (toolbox);
+
+ gimp_window_strategy_show_dockable_dialog (GIMP_WINDOW_STRATEGY (gimp_get_window_strategy (context->gimp)),
+ context->gimp,
+ gimp_dock_get_dialog_factory (GIMP_DOCK (toolbox)),
+ gtk_widget_get_screen (widget),
+ gimp_widget_get_monitor (widget),
+ "gimp-gradient-list|gimp-gradient-grid");
+}
+
+static void
+gradient_preview_drop_gradient (GtkWidget *widget,
+ gint x,
+ gint y,
+ GimpViewable *viewable,
+ gpointer data)
+{
+ GimpContext *context = GIMP_CONTEXT (data);
+
+ gimp_context_set_gradient (context, GIMP_GRADIENT (viewable));
+}
+
+
+/* public functions */
+
+GtkWidget *
+gimp_toolbox_indicator_area_create (GimpToolbox *toolbox)
+{
+ GimpContext *context;
+ GtkWidget *indicator_table;
+ GtkWidget *brush_view;
+ GtkWidget *pattern_view;
+ GtkWidget *gradient_view;
+
+ g_return_val_if_fail (GIMP_IS_TOOLBOX (toolbox), NULL);
+
+ context = gimp_toolbox_get_context (toolbox);
+
+ indicator_table = gtk_table_new (2, 2, FALSE);
+ gtk_table_set_row_spacings (GTK_TABLE (indicator_table), CELL_SPACING);
+ gtk_table_set_col_spacings (GTK_TABLE (indicator_table), CELL_SPACING);
+
+ /* brush view */
+
+ brush_view =
+ gimp_view_new_full_by_types (context,
+ GIMP_TYPE_VIEW, GIMP_TYPE_BRUSH,
+ CELL_SIZE, CELL_SIZE, 1,
+ FALSE, TRUE, TRUE);
+ gimp_view_set_viewable (GIMP_VIEW (brush_view),
+ GIMP_VIEWABLE (gimp_context_get_brush (context)));
+ gtk_table_attach_defaults (GTK_TABLE (indicator_table), brush_view,
+ 0, 1, 0, 1);
+ gtk_widget_show (brush_view);
+
+ gimp_help_set_help_data (brush_view,
+ _("The active brush.\n"
+ "Click to open the Brush Dialog."), NULL);
+
+ g_signal_connect_object (context, "brush-changed",
+ G_CALLBACK (gimp_view_set_viewable),
+ brush_view,
+ G_CONNECT_SWAPPED);
+
+ g_signal_connect (brush_view, "clicked",
+ G_CALLBACK (brush_preview_clicked),
+ toolbox);
+
+ gimp_dnd_viewable_dest_add (brush_view,
+ GIMP_TYPE_BRUSH,
+ brush_preview_drop_brush,
+ context);
+
+ /* pattern view */
+
+ pattern_view =
+ gimp_view_new_full_by_types (context,
+ GIMP_TYPE_VIEW, GIMP_TYPE_PATTERN,
+ CELL_SIZE, CELL_SIZE, 1,
+ FALSE, TRUE, TRUE);
+ gimp_view_set_viewable (GIMP_VIEW (pattern_view),
+ GIMP_VIEWABLE (gimp_context_get_pattern (context)));
+
+ gtk_table_attach_defaults (GTK_TABLE (indicator_table), pattern_view,
+ 1, 2, 0, 1);
+ gtk_widget_show (pattern_view);
+
+ gimp_help_set_help_data (pattern_view,
+ _("The active pattern.\n"
+ "Click to open the Pattern Dialog."), NULL);
+
+ g_signal_connect_object (context, "pattern-changed",
+ G_CALLBACK (gimp_view_set_viewable),
+ pattern_view,
+ G_CONNECT_SWAPPED);
+
+ g_signal_connect (pattern_view, "clicked",
+ G_CALLBACK (pattern_preview_clicked),
+ toolbox);
+
+ gimp_dnd_viewable_dest_add (pattern_view,
+ GIMP_TYPE_PATTERN,
+ pattern_preview_drop_pattern,
+ context);
+
+ /* gradient view */
+
+ gradient_view =
+ gimp_view_new_full_by_types (context,
+ GIMP_TYPE_VIEW, GIMP_TYPE_GRADIENT,
+ GRAD_CELL_WIDTH, GRAD_CELL_HEIGHT, 1,
+ FALSE, TRUE, TRUE);
+ gimp_view_set_viewable (GIMP_VIEW (gradient_view),
+ GIMP_VIEWABLE (gimp_context_get_gradient (context)));
+
+ gtk_table_attach_defaults (GTK_TABLE (indicator_table), gradient_view,
+ 0, 2, 1, 2);
+ gtk_widget_show (gradient_view);
+
+ gimp_help_set_help_data (gradient_view,
+ _("The active gradient.\n"
+ "Click to open the Gradient Dialog."), NULL);
+
+ g_signal_connect_object (context, "gradient-changed",
+ G_CALLBACK (gimp_view_set_viewable),
+ gradient_view,
+ G_CONNECT_SWAPPED);
+
+ g_signal_connect (gradient_view, "clicked",
+ G_CALLBACK (gradient_preview_clicked),
+ toolbox);
+
+ gimp_dnd_viewable_dest_add (gradient_view,
+ GIMP_TYPE_GRADIENT,
+ gradient_preview_drop_gradient,
+ context);
+
+ gtk_widget_show (indicator_table);
+
+ return indicator_table;
+}
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