nautilus/libnautilus/gnome-icon-container-dnd.h
Darin Adler c885369012 Added a controller object that lets GnomeIconContainer
ask questions and perform actions, even though only the
	FMDirectoryViewIcons knows how to answer the questions
	and perform the actions.

	Replaced use of nautilus_file_get_info with specific
	accessors for various file info.

	* libnautilus/Makefile.am:
	libnautilus/nautilus-icons-controller.h:
	libnautilus/nautilus-icons-controller.c:
	libnautilus/gnome-icon-container-private.h:
	libnautilus/gnome-icon-container.h:
	libnautilus/gnome-icon-container.c:
	(icon_new_pixbuf):
	(gnome_icon_container_new):
	(gnome_icon_container_add):
	(gnome_icon_container_add_auto):
	Added NautilusIconsController, an interface provided so that the
	file manager can connect the icons up with the file code. This is
	all so we can keep the view/controller separation. This eliminates
	the need to pass around the icon name all the time, so the signals
	have changed to not take the icon name as a parameter.

	* src/file-manager/Makefile.am:
	src/file-manager/fm-icons-controller.c:
	src/file-manager/fm-icons-controller.h:
	Added FMIconsController, the actual controller used by the file
	manager instance of GnomeIconContainer.
	src/file-manager/fm-directory-view-icons.c:
	(create_icon_container):
	(add_icon_if_already_positioned):
	(add_icon_at_free_position):
	(icon_container_activate_cb):
	(fm_directory_view_icons_icon_moved_cb):
	Create and use the FMIconController.

	* libnautilus/gnome-icon-container-private.h:
	libnautilus/gnome-icon-container-dnd.c:
	(set_gnome_icon_list_selection):
	(set_uri_list_selection):
	libnautilus/gnome-icon-container.c:
	(gnome_icon_container_set_base_uri):
	src/file-manager/fm-directory-view-icons.c:
	(set_up_base_uri):
	(fm_directory_view_icons_begin_loading):
	Get rid of the old base_uri technique for handling drags. Instead
	the icon controller supplies URIs for icons when requested.

	* RENAMING: Proposed that we use NautilusIconsView as the new name
	for GnomeIconContainer instead of NautilusIconContainer.

	* libnautilus/gnome-icon-container-private.h:
	libnautilus/gnome-icon-container.h:
	libnautilus/gnome-icon-container.c:
	(gnome_icon_container_initialize):
	(handle_icon_enter_notify):
	(handle_icon_leave_notify):
	Renamed browser mode to linger selection mode.

	* libnautilus/gnome-icon-container-private.h:
	libnautilus/gnome-icon-container.h:
	libnautilus/gnome-icon-container.c:
	(icon_configure):
	(icon_position):
	(change_icon_mode):
	(gnome_icon_container_initialize):
	(gnome_icon_container_set_icon_mode):
	(gnome_icon_container_get_icon_mode):
	src/file-manager/fm-directory-view-icons.c:
	(fm_directory_view_icons_initialize):
	Got rid of icon mode, since we won't be using it.

	* libnautilus/gnome-icon-container-dnd.c:
	(get_gnome_icon_list_selection):
	Changed geometry parsing so it will not ignore extra characters
	after the numeric geometry.
	(gnome_icon_container_receive_dropped_icons):
	The code here tried to work when dragging icons between windows,
	but the implementation was actually only good within the same
	window, so I modified it to check for that case.

	* libnautilus/gnome-icon-container-dnd.c:
	(create_selection_shadow):
	(set_gnome_icon_list_selection):
	libnautilus/gnome-icon-container.c:
	(icon_position):
	Renamed GNOME_ICON_CONTAINER_ICON_XOFFSET to
	GNOME_ICON_CONTAINER_ICON_X_OFFSET and
	GNOME_ICON_CONTAINER_ICON_YOFFSET to
	GNOME_ICON_CONTAINER_ICON_Y_OFFSET. We use an underscore between
	words in identifiers.

	* libnautilus/gnome-icon-container.c:
	(destroy):
	Added code to remove timeouts and idles when the container is
	destroyed.

	* libnautilus/nautilus-directory.h:
	libnautilus/nautilus-directory.c:
	(nautilus_file_get_info):
	Get rid of the direct call to get GnomeVFSFileInfo. All info is
	accessed through individual functions.
	(nautilus_file_get_size):
	(nautilus_file_get_type):
	(nautilus_file_get_mime_type):
	(nautilus_file_is_executable):
	(nautilus_file_is_symbolic_link):
	Added new accessor functions as needed.
	src/file-manager/fm-directory-view.c:
	(display_selection_info):
	src/file-manager/fm-icon-cache.c:
	(fm_icon_cache_get_icon_set_for_file):
	(fm_icon_cache_get_icon_for_file):
	Change code to use the accessors instead of get_info.

	* libnautilus/nautilus-gtk-macros.h:
	(NAUTILUS_ASSIGN_MUST_OVERRIDE_SIGNAL):
	Changed macro to take a class pointer of the right type instead
	of taking both a casting macro name and a class pointer.
	src/file-manager/fm-directory-view.c:
	(fm_directory_view_initialize_class):
	Changed existing uses of macro to match.

	* src/file-manager/Makefile.am:
	src/file-manager/fm-icon-cache.c:
	src/file-manager/fm-default-file-icon.h:
	src/file-manager/fm-default-file-icon.c:
	Moved the default icon into its own file.
2000-01-24 18:27:20 +00:00

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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* gnome-icon-container-dnd.h - Drag & drop handling for the icon container
widget.
Copyright (C) 1999, 2000 Free Software Foundation
Copyright (C) 2000 Eazel, Inc.
The Gnome Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Author: Ettore Perazzoli <ettore@gnu.org>
*/
#ifndef GNOME_ICON_CONTAINER_DND_H
#define GNOME_ICON_CONTAINER_DND_H
#include "gnome-icon-container.h"
#include <gtk/gtkdnd.h>
typedef struct _GnomeIconContainerDndInfo GnomeIconContainerDndInfo;
typedef enum _GnomeIconContainerDndTargetType GnomeIconContainerDndTargetType;
/* Standard DnD types. */
enum _GnomeIconContainerDndTargetType {
GNOME_ICON_CONTAINER_DND_GNOME_ICON_LIST,
GNOME_ICON_CONTAINER_DND_URI_LIST,
GNOME_ICON_CONTAINER_DND_URL,
GNOME_ICON_CONTAINER_DND_COLOR
};
/* DnD target names. */
#define GNOME_ICON_CONTAINER_DND_GNOME_ICON_LIST_TYPE "special/x-gnome-icon-list"
#define GNOME_ICON_CONTAINER_DND_URI_LIST_TYPE "text/uri-list"
#define GNOME_ICON_CONTAINER_DND_URL_TYPE "_NETSCAPE_URL"
#define GNOME_ICON_CONTAINER_DND_COLOR_TYPE "application/x-color"
/* DnD-related information. */
struct _GnomeIconContainerDndInfo {
GtkTargetList *target_list;
/* Stuff saved at "receive data" time needed later in the drag. */
gboolean got_data_type;
GnomeIconContainerDndTargetType data_type;
GtkSelectionData *selection_data;
/* Start of the drag, in world coordinates. */
gdouble start_x, start_y;
/* List of DndSelectionItems, representing items being dragged, or NULL
if data about them has not been received from the source yet. */
GList *selection_list;
/* Stipple for drawing icon shadows during DnD. */
GdkBitmap *stipple;
/* Shadow for the icons being dragged. */
GnomeCanvasItem *shadow;
};
void gnome_icon_container_dnd_init (GnomeIconContainer *container,
GdkBitmap *stipple);
void gnome_icon_container_dnd_fini (GnomeIconContainer *container);
void gnome_icon_container_dnd_begin_drag (GnomeIconContainer *container,
GdkDragAction actions,
gint button,
GdkEventMotion *event);
void gnome_icon_container_dnd_end_drag (GnomeIconContainer *container);
#endif /* GNOME_ICON_CONTAINER_DND_H */