152 lines
4.9 KiB
C
152 lines
4.9 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pika.h"
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#include "core/pikacontext.h"
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#include "core/pikaimage.h"
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#include "pikadnd.h"
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#include "pikahelp-ids.h"
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#include "pikatoolbox.h"
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#include "pikatoolbox-image-area.h"
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#include "pikaview.h"
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#include "pikawindowstrategy.h"
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#include "pikawidgets-utils.h"
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#include "pika-intl.h"
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static void
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image_preview_clicked (GtkWidget *widget,
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GdkModifierType state,
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PikaToolbox *toolbox)
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{
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PikaContext *context = pika_toolbox_get_context (toolbox);
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pika_window_strategy_show_dockable_dialog (PIKA_WINDOW_STRATEGY (pika_get_window_strategy (context->pika)),
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context->pika,
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pika_dock_get_dialog_factory (PIKA_DOCK (toolbox)),
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pika_widget_get_monitor (widget),
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"pika-image-list|pika-image-grid");
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}
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static void
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image_preview_drop_image (GtkWidget *widget,
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gint x,
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gint y,
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PikaViewable *viewable,
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gpointer data)
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{
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PikaContext *context = PIKA_CONTEXT (data);
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pika_context_set_image (context, PIKA_IMAGE (viewable));
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}
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static void
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image_preview_set_viewable (PikaView *view,
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PikaViewable *old_viewable,
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PikaViewable *new_viewable)
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{
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if (! old_viewable && new_viewable)
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{
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pika_dnd_xds_source_add (GTK_WIDGET (view),
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(PikaDndDragViewableFunc) pika_view_get_viewable,
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NULL);
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}
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else if (old_viewable && ! new_viewable)
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{
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pika_dnd_xds_source_remove (GTK_WIDGET (view));
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}
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}
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/* public functions */
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GtkWidget *
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pika_toolbox_image_area_create (PikaToolbox *toolbox,
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gint width,
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gint height)
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{
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PikaContext *context;
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GtkWidget *image_view;
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gchar *tooltip;
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g_return_val_if_fail (PIKA_IS_TOOLBOX (toolbox), NULL);
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context = pika_toolbox_get_context (toolbox);
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image_view = pika_view_new_full_by_types (context,
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PIKA_TYPE_VIEW, PIKA_TYPE_IMAGE,
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width, height, 0,
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FALSE, TRUE, TRUE);
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g_signal_connect (image_view, "set-viewable",
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G_CALLBACK (image_preview_set_viewable),
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NULL);
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pika_view_set_viewable (PIKA_VIEW (image_view),
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PIKA_VIEWABLE (pika_context_get_image (context)));
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gtk_widget_show (image_view);
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#ifdef GDK_WINDOWING_X11
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tooltip = g_strdup_printf ("%s\n%s",
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_("The active image.\n"
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"Click to open the Image Dialog."),
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_("Drag to an XDS enabled file-manager to "
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"save the image."));
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#else
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tooltip = g_strdup (_("The active image.\n"
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"Click to open the Image Dialog."));
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#endif
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pika_help_set_help_data (image_view, tooltip,
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PIKA_HELP_TOOLBOX_IMAGE_AREA);
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g_free (tooltip);
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g_signal_connect_object (context, "image-changed",
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G_CALLBACK (pika_view_set_viewable),
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image_view, G_CONNECT_SWAPPED);
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g_signal_connect (image_view, "clicked",
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G_CALLBACK (image_preview_clicked),
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toolbox);
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pika_dnd_viewable_dest_add (image_view,
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PIKA_TYPE_IMAGE,
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image_preview_drop_image,
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context);
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return image_view;
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}
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