/* The GIMP -- an 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 2 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "config.h" #include #include #include "libgimpbase/gimpbase.h" #include "libgimpwidgets/gimpwidgets.h" #include "widgets-types.h" #include "core/gimp.h" #include "core/gimp-edit.h" #include "core/gimpbuffer.h" #include "core/gimpcontext.h" #include "core/gimpimage.h" #include "core/gimpimage-colormap.h" #include "core/gimplayer.h" #include "core/gimplayermask.h" #include "core/gimptoolinfo.h" #include "file/file-open.h" #include "file/file-utils.h" #include "gimpdnd.h" #include "gimptoolbox.h" #include "gimptoolbox-dnd.h" #include "gimp-intl.h" /* local function prototypes */ static void gimp_toolbox_drop_uri_list (GtkWidget *widget, gint x, gint y, GList *uri_list, gpointer data); static void gimp_toolbox_drop_drawable (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static void gimp_toolbox_drop_tool (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static void gimp_toolbox_drop_buffer (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static void gimp_toolbox_drop_component (GtkWidget *widget, gint x, gint y, GimpImage *image, GimpChannelType component, gpointer data); static void gimp_toolbox_drop_pixbuf (GtkWidget *widget, gint x, gint y, GdkPixbuf *pixbuf, gpointer data); /* public functions */ void gimp_toolbox_dnd_init (GimpToolbox *toolbox) { GimpDock *dock; g_return_if_fail (GIMP_IS_TOOLBOX (toolbox)); dock = GIMP_DOCK (toolbox); gimp_dnd_uri_list_dest_add (GTK_WIDGET (toolbox), gimp_toolbox_drop_uri_list, dock->context); gimp_dnd_uri_list_dest_add (toolbox->tool_wbox, gimp_toolbox_drop_uri_list, dock->context); gimp_dnd_viewable_dest_add (toolbox->tool_wbox, GIMP_TYPE_LAYER, gimp_toolbox_drop_drawable, dock->context); gimp_dnd_viewable_dest_add (toolbox->tool_wbox, GIMP_TYPE_LAYER_MASK, gimp_toolbox_drop_drawable, dock->context); gimp_dnd_viewable_dest_add (toolbox->tool_wbox, GIMP_TYPE_CHANNEL, gimp_toolbox_drop_drawable, dock->context); gimp_dnd_viewable_dest_add (toolbox->tool_wbox, GIMP_TYPE_TOOL_INFO, gimp_toolbox_drop_tool, dock->context); gimp_dnd_viewable_dest_add (toolbox->tool_wbox, GIMP_TYPE_BUFFER, gimp_toolbox_drop_buffer, dock->context); gimp_dnd_component_dest_add (toolbox->tool_wbox, gimp_toolbox_drop_component, dock->context); gimp_dnd_pixbuf_dest_add (toolbox->tool_wbox, gimp_toolbox_drop_pixbuf, dock->context); } /* private functions */ static void gimp_toolbox_drop_uri_list (GtkWidget *widget, gint x, gint y, GList *uri_list, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); GList *list; if (context->gimp->busy) return; for (list = uri_list; list; list = g_list_next (list)) { const gchar *uri = list->data; GimpImage *image; GimpPDBStatusType status; GError *error = NULL; image = file_open_with_display (context->gimp, context, NULL, uri, &status, &error); if (! image && status != GIMP_PDB_CANCEL) { gchar *filename = file_utils_uri_display_name (uri); gimp_message (context->gimp, NULL, GIMP_MESSAGE_ERROR, _("Opening '%s' failed:\n\n%s"), filename, error->message); g_clear_error (&error); g_free (filename); } } } static void gimp_toolbox_drop_drawable (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); GimpDrawable *drawable; GimpItem *item; GimpImage *image; GimpImage *new_image; GimpLayer *new_layer; GType new_type; gint width, height; gint off_x, off_y; gint bytes; GimpImageBaseType type; if (context->gimp->busy) return; drawable = GIMP_DRAWABLE (viewable); item = GIMP_ITEM (viewable); image = gimp_item_get_image (item); width = gimp_item_width (item); height = gimp_item_height (item); bytes = gimp_drawable_bytes (drawable); type = GIMP_IMAGE_TYPE_BASE_TYPE (gimp_drawable_type (drawable)); new_image = gimp_create_image (image->gimp, width, height, type, FALSE); gimp_image_undo_disable (new_image); if (type == GIMP_INDEXED) gimp_image_set_colormap (new_image, gimp_image_get_colormap (image), gimp_image_get_colormap_size (image), FALSE); gimp_image_set_resolution (new_image, image->xresolution, image->yresolution); gimp_image_set_unit (new_image, gimp_image_get_unit (image)); if (GIMP_IS_LAYER (drawable)) new_type = G_TYPE_FROM_INSTANCE (drawable); else new_type = GIMP_TYPE_LAYER; new_layer = GIMP_LAYER (gimp_item_convert (GIMP_ITEM (drawable), new_image, new_type, FALSE)); gimp_object_set_name (GIMP_OBJECT (new_layer), gimp_object_get_name (GIMP_OBJECT (drawable))); gimp_item_offsets (GIMP_ITEM (new_layer), &off_x, &off_y); gimp_item_translate (GIMP_ITEM (new_layer), -off_x, -off_y, FALSE); gimp_image_add_layer (new_image, new_layer, 0); gimp_image_undo_enable (new_image); gimp_create_display (image->gimp, new_image, GIMP_UNIT_PIXEL, 1.0); g_object_unref (new_image); } static void gimp_toolbox_drop_tool (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); if (context->gimp->busy) return; gimp_context_set_tool (context, GIMP_TOOL_INFO (viewable)); } static void gimp_toolbox_drop_buffer (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); GimpImage *image; if (context->gimp->busy) return; image = gimp_edit_paste_as_new (context->gimp, NULL, GIMP_BUFFER (viewable)); if (image) { gimp_create_display (image->gimp, image, GIMP_UNIT_PIXEL, 1.0); g_object_unref (image); } } static void gimp_toolbox_drop_component (GtkWidget *widget, gint x, gint y, GimpImage *image, GimpChannelType component, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); GimpChannel *channel; GimpImage *new_image; GimpLayer *new_layer; const gchar *desc; if (context->gimp->busy) return; new_image = gimp_create_image (image->gimp, gimp_image_get_width (image), gimp_image_get_height (image), GIMP_GRAY, FALSE); gimp_image_undo_disable (new_image); gimp_image_set_resolution (new_image, image->xresolution, image->yresolution); gimp_image_set_unit (new_image, gimp_image_get_unit (image)); channel = gimp_channel_new_from_component (image, component, NULL, NULL); new_layer = GIMP_LAYER (gimp_item_convert (GIMP_ITEM (channel), new_image, GIMP_TYPE_LAYER, FALSE)); g_object_unref (channel); gimp_enum_get_value (GIMP_TYPE_CHANNEL_TYPE, component, NULL, NULL, &desc, NULL); gimp_object_take_name (GIMP_OBJECT (new_layer), g_strdup_printf (_("%s Channel Copy"), desc)); gimp_image_add_layer (new_image, new_layer, 0); gimp_image_undo_enable (new_image); gimp_create_display (new_image->gimp, new_image, GIMP_UNIT_PIXEL, 1.0); g_object_unref (new_image); } static void gimp_toolbox_drop_pixbuf (GtkWidget *widget, gint x, gint y, GdkPixbuf *pixbuf, gpointer data) { GimpContext *context = GIMP_CONTEXT (data); GimpImageType image_type; GimpImage *new_image; GimpLayer *new_layer; if (context->gimp->busy) return; switch (gdk_pixbuf_get_n_channels (pixbuf)) { case 1: image_type = GIMP_GRAY_IMAGE; break; case 2: image_type = GIMP_GRAYA_IMAGE; break; case 3: image_type = GIMP_RGB_IMAGE; break; case 4: image_type = GIMP_RGBA_IMAGE; break; break; default: g_return_if_reached (); break; } new_image = gimp_create_image (context->gimp, gdk_pixbuf_get_width (pixbuf), gdk_pixbuf_get_height (pixbuf), GIMP_IMAGE_TYPE_BASE_TYPE (image_type), FALSE); gimp_image_undo_disable (new_image); new_layer = gimp_layer_new_from_pixbuf (pixbuf, new_image, image_type, _("Dropped Buffer"), GIMP_OPACITY_OPAQUE, GIMP_NORMAL_MODE); gimp_image_add_layer (new_image, new_layer, 0); gimp_image_undo_enable (new_image); gimp_create_display (new_image->gimp, new_image, GIMP_UNIT_PIXEL, 1.0); g_object_unref (new_image); }