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-rw-r--r--app/widgets/gimptoolbox-image-area.c145
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diff --git a/app/widgets/gimptoolbox-image-area.c b/app/widgets/gimptoolbox-image-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/gimpcontext.h"
+#include "core/gimpimage.h"
+
+#include "gimpdnd.h"
+#include "gimpview.h"
+#include "gimptoolbox.h"
+#include "gimptoolbox-image-area.h"
+#include "gimpwindowstrategy.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+static void
+image_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-image-list|gimp-image-grid");
+}
+
+static void
+image_preview_drop_image (GtkWidget *widget,
+ gint x,
+ gint y,
+ GimpViewable *viewable,
+ gpointer data)
+{
+ GimpContext *context = GIMP_CONTEXT (data);
+
+ gimp_context_set_image (context, GIMP_IMAGE (viewable));
+}
+
+static void
+image_preview_set_viewable (GimpView *view,
+ GimpViewable *old_viewable,
+ GimpViewable *new_viewable)
+{
+ if (! old_viewable && new_viewable)
+ {
+ gimp_dnd_xds_source_add (GTK_WIDGET (view),
+ (GimpDndDragViewableFunc) gimp_view_get_viewable,
+ NULL);
+ }
+ else if (old_viewable && ! new_viewable)
+ {
+ gimp_dnd_xds_source_remove (GTK_WIDGET (view));
+ }
+}
+
+/* public functions */
+
+GtkWidget *
+gimp_toolbox_image_area_create (GimpToolbox *toolbox,
+ gint width,
+ gint height)
+{
+ GimpContext *context;
+ GtkWidget *image_view;
+ gchar *tooltip;
+
+ g_return_val_if_fail (GIMP_IS_TOOLBOX (toolbox), NULL);
+
+ context = gimp_toolbox_get_context (toolbox);
+
+ image_view = gimp_view_new_full_by_types (context,
+ GIMP_TYPE_VIEW, GIMP_TYPE_IMAGE,
+ width, height, 0,
+ FALSE, TRUE, TRUE);
+
+ g_signal_connect (image_view, "set-viewable",
+ G_CALLBACK (image_preview_set_viewable),
+ NULL);
+
+ gimp_view_set_viewable (GIMP_VIEW (image_view),
+ GIMP_VIEWABLE (gimp_context_get_image (context)));
+
+ gtk_widget_show (image_view);
+
+#ifdef GDK_WINDOWING_X11
+ tooltip = g_strdup_printf ("%s\n%s",
+ _("The active image.\n"
+ "Click to open the Image Dialog."),
+ _("Drag to an XDS enabled file-manager to "
+ "save the image."));
+#else
+ tooltip = g_strdup (_("The active image.\n"
+ "Click to open the Image Dialog."));
+#endif
+
+ gimp_help_set_help_data (image_view, tooltip, NULL);
+ g_free (tooltip);
+
+ g_signal_connect_object (context, "image-changed",
+ G_CALLBACK (gimp_view_set_viewable),
+ image_view, G_CONNECT_SWAPPED);
+
+ g_signal_connect (image_view, "clicked",
+ G_CALLBACK (image_preview_clicked),
+ toolbox);
+
+ gimp_dnd_viewable_dest_add (image_view,
+ GIMP_TYPE_IMAGE,
+ image_preview_drop_image,
+ context);
+
+ return image_view;
+}