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gimp/app/widgets/gimptoolbox.c

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/* 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 <string.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets/widgets-types.h"
#include "base/pixel-region.h"
#include "base/tile-manager.h"
#include "paint-funcs/paint-funcs.h"
#include "core/gimp.h"
#include "core/gimpbuffer.h"
#include "core/gimpcontext.h"
#include "core/gimpedit.h"
#include "core/gimpimage.h"
#include "core/gimplayer.h"
#include "core/gimplayermask.h"
#include "core/gimplist.h"
#include "core/gimptoolinfo.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpdnd.h"
#include "widgets/gimppreview.h"
#include "widgets/gtkhwrapbox.h"
#include "color-area.h"
#include "devices.h"
#include "dialogs.h"
#include "dialogs-commands.h"
#include "gdisplay.h"
#include "indicator-area.h"
#include "menus.h"
#include "app_procs.h"
#include "gimprc.h"
#include "libgimp/gimpintl.h"
#include "pixmaps/default.xpm"
#include "pixmaps/swap.xpm"
/* local functions */
static void toolbox_tool_button_toggled (GtkWidget *widget,
gpointer data);
static gint toolbox_tool_button_press (GtkWidget *widget,
GdkEventButton *bevent,
gpointer data);
static void toolbox_destroy (void);
static gint toolbox_delete (GtkWidget *widget,
GdkEvent *event,
gpointer data);
static gint toolbox_check_device (GtkWidget *widget,
GdkEvent *event,
gpointer data);
static void toolbox_style_set_callback (GtkWidget *window,
GtkStyle *previous_style,
gpointer data);
static void toolbox_drop_drawable (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void toolbox_drop_tool (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void toolbox_drop_buffer (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
#define COLUMNS 3
#define ROWS 8
#define MARGIN 2
/* local variables */
static GtkWidget * toolbox_shell = NULL;
static GtkTargetEntry toolbox_target_table[] =
{
GIMP_TARGET_URI_LIST,
GIMP_TARGET_TEXT_PLAIN,
GIMP_TARGET_NETSCAPE_URL,
GIMP_TARGET_LAYER,
GIMP_TARGET_CHANNEL,
GIMP_TARGET_LAYER_MASK,
GIMP_TARGET_TOOL,
GIMP_TARGET_BUFFER
};
static guint toolbox_n_targets = (sizeof (toolbox_target_table) /
sizeof (toolbox_target_table[0]));
static void
toolbox_tool_button_toggled (GtkWidget *widget,
gpointer data)
{
GimpToolInfo *tool_info;
tool_info = GIMP_TOOL_INFO (data);
if ((tool_info) && GTK_TOGGLE_BUTTON (widget)->active)
gimp_context_set_tool (gimp_get_user_context (the_gimp), tool_info);
}
static gint
toolbox_tool_button_press (GtkWidget *widget,
GdkEventButton *event,
gpointer data)
{
if ((event->type == GDK_2BUTTON_PRESS) && (event->button == 1))
{
gimp_dialog_factory_dialog_new (global_dialog_factory,
"gimp:tool-options-dialog");
}
return FALSE;
}
static gint
toolbox_delete (GtkWidget *widget,
GdkEvent *event,
gpointer data)
{
app_exit (FALSE);
return TRUE;
}
static void
toolbox_destroy (void)
{
app_exit_finish ();
}
static gint
toolbox_check_device (GtkWidget *widget,
GdkEvent *event,
gpointer data)
{
devices_check_change (event);
return FALSE;
}
static void
create_indicator_area (GtkWidget *parent,
GimpContext *context)
{
GtkWidget *frame;
GtkWidget *alignment;
GtkWidget *ind_area;
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_wrap_box_pack (GTK_WRAP_BOX (parent), frame, TRUE, TRUE, TRUE, TRUE);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_container_set_border_width (GTK_CONTAINER (alignment), 3);
gtk_container_add (GTK_CONTAINER (frame), alignment);
gimp_help_set_help_data (alignment, NULL, "#indicator_area");
ind_area = indicator_area_create (context);
gtk_container_add (GTK_CONTAINER (alignment), ind_area);
gtk_widget_show (ind_area);
gtk_widget_show (alignment);
gtk_widget_show (frame);
}
static void
create_color_area (GtkWidget *parent)
{
GtkWidget *frame;
GtkWidget *alignment;
GtkWidget *col_area;
GdkPixmap *default_pixmap;
GdkBitmap *default_mask;
GdkPixmap *swap_pixmap;
GdkBitmap *swap_mask;
if (! GTK_WIDGET_REALIZED (parent))
gtk_widget_realize (parent);
default_pixmap = gdk_pixmap_create_from_xpm_d (parent->window,
&default_mask,
&parent->style->bg[GTK_STATE_NORMAL],
default_xpm);
swap_pixmap = gdk_pixmap_create_from_xpm_d (parent->window,
&swap_mask,
&parent->style->bg[GTK_STATE_NORMAL],
swap_xpm);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_wrap_box_pack_wrapped (GTK_WRAP_BOX (parent), frame,
TRUE, TRUE, TRUE, TRUE, TRUE);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_container_set_border_width (GTK_CONTAINER (alignment), 3);
gtk_container_add (GTK_CONTAINER (frame), alignment);
gimp_help_set_help_data (alignment, NULL, "#color_area");
col_area = color_area_create (54, 42,
default_pixmap, default_mask,
swap_pixmap, swap_mask);
gtk_container_add (GTK_CONTAINER (alignment), col_area);
gimp_help_set_help_data
(col_area,
_("Foreground & background colors. The black "
"and white squares reset colors. The arrows swap colors. Double "
"click to select a color from a colorrequester."), NULL);
gtk_widget_show (col_area);
gtk_widget_show (alignment);
gtk_widget_show (frame);
}
static void
toolbox_tool_changed (GimpContext *context,
GimpToolInfo *tool_info,
gpointer data)
{
if (tool_info)
{
GtkWidget *toolbox_button;
toolbox_button =
g_object_get_data (G_OBJECT (tool_info), "toolbox_button");
if (toolbox_button && ! GTK_TOGGLE_BUTTON (toolbox_button)->active)
{
g_signal_handlers_block_by_func (G_OBJECT (toolbox_button),
toolbox_tool_button_toggled,
tool_info);
gtk_widget_activate (toolbox_button);
g_signal_handlers_unblock_by_func (G_OBJECT (toolbox_button),
toolbox_tool_button_toggled,
tool_info);
}
}
}
static void
create_tools (GtkWidget *wbox,
GimpContext *context)
{
GList *list;
GSList *group = NULL;
for (list = GIMP_LIST (context->gimp->tool_info_list)->list;
list;
list = g_list_next (list))
{
GimpToolInfo *tool_info;
GtkWidget *button;
GtkWidget *image;
tool_info = (GimpToolInfo *) list->data;
button = gtk_radio_button_new (group);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (button), FALSE);
gtk_wrap_box_pack (GTK_WRAP_BOX (wbox), button,
FALSE, FALSE, FALSE, FALSE);
gtk_widget_show (button);
g_object_set_data (G_OBJECT (tool_info), "toolbox_button", button);
image = gtk_image_new_from_stock (tool_info->stock_id,
GTK_ICON_SIZE_BUTTON);
gtk_container_add (GTK_CONTAINER (button), image);
gtk_widget_show (image);
g_signal_connect (G_OBJECT (button), "toggled",
G_CALLBACK (toolbox_tool_button_toggled),
tool_info);
g_signal_connect (G_OBJECT (button), "button_press_event",
G_CALLBACK (toolbox_tool_button_press),
tool_info);
gimp_help_set_help_data (button,
tool_info->help,
tool_info->help_data);
}
gtk_widget_show (wbox);
}
GtkWidget *
toolbox_create (void)
{
GimpContext *context;
GtkItemFactory *toolbox_factory;
GtkWidget *window;
GtkWidget *main_vbox;
GtkWidget *wbox;
GList *list;
context = gimp_get_user_context (the_gimp);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_wmclass (GTK_WINDOW (window), "toolbox", "Gimp");
gtk_window_set_title (GTK_WINDOW (window), _("The GIMP"));
gtk_window_set_policy (GTK_WINDOW (window), TRUE, TRUE, FALSE);
g_signal_connect (G_OBJECT (window), "delete_event",
G_CALLBACK (toolbox_delete),
NULL);
g_signal_connect (G_OBJECT (window), "destroy",
G_CALLBACK (toolbox_destroy),
NULL);
g_signal_connect (G_OBJECT (window), "style_set",
G_CALLBACK (toolbox_style_set_callback),
NULL);
/* We need to know when the current device changes, so we can update
* the correct tool - to do this we connect to motion events.
* We can't just use EXTENSION_EVENTS_CURSOR though, since that
* would get us extension events for the mouse pointer, and our
* device would change to that and not change back. So we check
* manually that all devices have a cursor, before establishing the check.
*/
for (list = gdk_devices_list (); list; list = g_list_next (list))
{
if (! ((GdkDevice *) (list->data))->has_cursor)
break;
}
if (! list) /* all devices have cursor */
{
g_signal_connect (G_OBJECT (window), "motion_notify_event",
G_CALLBACK (toolbox_check_device),
NULL);
gtk_widget_set_events (window, GDK_POINTER_MOTION_MASK);
gtk_widget_set_extension_events (window, GDK_EXTENSION_EVENTS_CURSOR);
}
toolbox_factory = menus_get_toolbox_factory ();
main_vbox = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 1);
gtk_container_add (GTK_CONTAINER (window), main_vbox);
gtk_widget_show (main_vbox);
gtk_box_pack_start (GTK_BOX (main_vbox), toolbox_factory->widget,
FALSE, TRUE, 0);
gtk_widget_show (toolbox_factory->widget);
gtk_window_add_accel_group (GTK_WINDOW (window), toolbox_factory->accel_group);
/* Connect the "F1" help key */
gimp_help_connect (window,
gimp_standard_help_func,
"toolbox/toolbox.html");
wbox = gtk_hwrap_box_new (FALSE);
gtk_wrap_box_set_justify (GTK_WRAP_BOX (wbox), GTK_JUSTIFY_TOP);
gtk_wrap_box_set_line_justify (GTK_WRAP_BOX (wbox), GTK_JUSTIFY_LEFT);
/* magic number to set a default 5x5 layout */
gtk_wrap_box_set_aspect_ratio (GTK_WRAP_BOX (wbox), 5.0 / 5.9);
gtk_box_pack_start (GTK_BOX (main_vbox), wbox, TRUE, TRUE, 0);
gtk_widget_show (wbox);
create_tools (wbox, context);
g_signal_connect_object (G_OBJECT (context), "tool_changed",
G_CALLBACK (toolbox_tool_changed),
G_OBJECT (wbox),
0);
create_color_area (wbox);
if (gimprc.show_indicators)
create_indicator_area (wbox, context);
gtk_drag_dest_set (window,
GTK_DEST_DEFAULT_ALL,
toolbox_target_table, toolbox_n_targets,
GDK_ACTION_COPY);
gimp_dnd_file_dest_set (window, gimp_dnd_open_files, NULL);
gimp_dnd_viewable_dest_set (window, GIMP_TYPE_LAYER,
toolbox_drop_drawable,
context);
gimp_dnd_viewable_dest_set (window, GIMP_TYPE_LAYER_MASK,
toolbox_drop_drawable,
context);
gimp_dnd_viewable_dest_set (window, GIMP_TYPE_CHANNEL,
toolbox_drop_drawable,
context);
gimp_dnd_viewable_dest_set (window, GIMP_TYPE_TOOL_INFO,
toolbox_drop_tool,
context);
gimp_dnd_viewable_dest_set (window, GIMP_TYPE_BUFFER,
toolbox_drop_buffer,
context);
gtk_widget_show (window);
toolbox_shell = window;
return toolbox_shell;
}
void
toolbox_free (void)
{
gtk_widget_destroy (toolbox_shell);
}
static void
toolbox_style_set_callback (GtkWidget *window,
GtkStyle *previous_style,
gpointer data)
{
GdkGeometry geometry;
GtkStyle *style;
style = gtk_widget_get_style (window);
geometry.min_width = 2 + 26 + 2 * style->xthickness;
geometry.min_height = 80 + 26 + 2 * style->ythickness;
geometry.width_inc = 26 + 2 * style->xthickness;
geometry.height_inc = 26 + 2 * style->ythickness;
gtk_window_set_geometry_hints (GTK_WINDOW (window),
NULL,
&geometry,
GDK_HINT_MIN_SIZE | GDK_HINT_RESIZE_INC);
}
static void
toolbox_drop_drawable (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
GimpDrawable *drawable;
GimpImage *gimage;
GimpImage *new_gimage;
GimpLayer *new_layer;
gint width, height;
gint off_x, off_y;
gint bytes;
GimpImageBaseType type;
drawable = GIMP_DRAWABLE (viewable);
gimage = gimp_drawable_gimage (drawable);
width = gimp_drawable_width (drawable);
height = gimp_drawable_height (drawable);
bytes = gimp_drawable_bytes (drawable);
switch (gimp_drawable_type (drawable))
{
case RGB_GIMAGE: case RGBA_GIMAGE:
type = RGB; break;
case GRAY_GIMAGE: case GRAYA_GIMAGE:
type = GRAY; break;
case INDEXED_GIMAGE: case INDEXEDA_GIMAGE:
type = INDEXED; break;
default:
type = RGB; break;
}
new_gimage = gimp_create_image (gimage->gimp,
width, height,
type,
FALSE);
gimp_image_undo_disable (new_gimage);
if (type == INDEXED) /* copy the colormap */
{
new_gimage->num_cols = gimage->num_cols;
memcpy (new_gimage->cmap, gimage->cmap, COLORMAP_SIZE);
}
gimp_image_set_resolution (new_gimage,
gimage->xresolution, gimage->yresolution);
gimp_image_set_unit (new_gimage, gimage->unit);
if (GIMP_IS_LAYER (drawable))
{
new_layer = gimp_layer_copy (GIMP_LAYER (drawable), FALSE);
}
else
{
/* a non-layer drawable can't have an alpha channel,
* so add one
*/
PixelRegion srcPR, destPR;
TileManager *tiles;
tiles = tile_manager_new (width, height, bytes + 1);
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
0, 0, width, height, FALSE);
pixel_region_init (&destPR, tiles,
0, 0, width, height, TRUE);
add_alpha_region (&srcPR, &destPR);
new_layer =
gimp_layer_new_from_tiles (new_gimage,
gimp_image_base_type_with_alpha (new_gimage),
tiles,
"", OPAQUE_OPACITY, NORMAL_MODE);
tile_manager_destroy (tiles);
}
gimp_drawable_set_gimage (GIMP_DRAWABLE (new_layer), new_gimage);
gimp_object_set_name (GIMP_OBJECT (new_layer),
gimp_object_get_name (GIMP_OBJECT (drawable)));
gimp_drawable_offsets (GIMP_DRAWABLE (new_layer), &off_x, &off_y);
gimp_layer_translate (new_layer, -off_x, -off_y);
gimp_image_add_layer (new_gimage, new_layer, 0);
gimp_image_undo_enable (new_gimage);
gimp_create_display (gimage->gimp, new_gimage);
}
static void
toolbox_drop_tool (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
GimpContext *context;
context = (GimpContext *) data;
gimp_context_set_tool (context, GIMP_TOOL_INFO (viewable));
}
static void
toolbox_drop_buffer (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
GimpContext *context;
context = (GimpContext *) data;
if (context->gimp->busy)
return;
gimp_edit_paste_as_new (context->gimp, NULL, GIMP_BUFFER (viewable)->tiles);
}
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