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gimp/app/widgets/gimptemplateeditor.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995-1999 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 "libgimpmath/gimpmath.h"
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "config/gimpconfig-utils.h"
#include "config/gimpconfig.h"
#include "core/gimp.h"
#include "core/gimplist.h"
#include "core/gimpcontext.h"
#include "core/gimptemplate.h"
#include "gimptemplateeditor.h"
#include "gimpenummenu.h"
#include "gimppropwidgets.h"
#include "gimpviewablebutton.h"
#include "gimp-intl.h"
#define SB_WIDTH 10
static void gimp_template_editor_class_init (GimpTemplateEditorClass *klass);
static void gimp_template_editor_init (GimpTemplateEditor *editor);
static void gimp_template_editor_finalize (GObject *object);
static void gimp_template_editor_aspect_callback (GtkWidget *widget,
GimpTemplateEditor *editor);
static void gimp_template_editor_template_notify (GimpTemplate *template,
GParamSpec *param_spec,
GimpTemplateEditor *editor);
static void gimp_template_editor_icon_changed (GimpContext *context,
GimpTemplate *template,
GimpTemplateEditor *editor);
static GimpEditorClass *parent_class = NULL;
GType
gimp_template_editor_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
static const GTypeInfo view_info =
{
sizeof (GimpTemplateEditorClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_template_editor_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpTemplateEditor),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_template_editor_init,
};
view_type = g_type_register_static (GIMP_TYPE_EDITOR,
"GimpTemplateEditor",
&view_info, 0);
}
return view_type;
}
static void
gimp_template_editor_class_init (GimpTemplateEditorClass *klass)
{
GObjectClass *object_class;
object_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->finalize = gimp_template_editor_finalize;
}
static void
gimp_template_editor_init (GimpTemplateEditor *editor)
{
GtkWidget *hbox;
GtkWidget *aspect_box;
GtkWidget *vbox;
GtkWidget *abox;
GtkWidget *frame;
GtkWidget *table;
GtkWidget *table2;
GtkWidget *separator;
GtkWidget *label;
GtkObject *adjustment;
GtkWidget *width_pixels;
GtkWidget *height_pixels;
GtkWidget *width_units;
GtkWidget *height_units;
GtkWidget *xres;
GtkWidget *yres;
GtkWidget *chainbutton;
GList *focus_chain = NULL;
editor->template = gimp_template_new ("GimpTemplateEditor");
editor->memsize = 0;
/* Image size frame */
frame = gtk_frame_new (_("Image Size"));
gtk_box_pack_start (GTK_BOX (editor), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 2);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
table = gtk_table_new (7, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 2);
gtk_table_set_row_spacing (GTK_TABLE (table), 1, 4);
gtk_table_set_row_spacing (GTK_TABLE (table), 2, 4);
gtk_table_set_row_spacing (GTK_TABLE (table), 4, 4);
gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
gtk_widget_show (table);
/* the pixel size labels */
label = gtk_label_new (_("Width:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Height:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
/* a separator after the pixel section */
separator = gtk_hseparator_new ();
gtk_table_attach_defaults (GTK_TABLE (table), separator, 0, 2, 2, 3);
gtk_widget_show (separator);
/* the unit size labels */
label = gtk_label_new (_("Width:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 3, 4,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Height:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 4, 5,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
/* create the sizeentry which keeps it all together */
abox = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
gtk_table_attach_defaults (GTK_TABLE (table), abox, 1, 2, 3, 5);
gtk_widget_show (abox);
editor->size_se = gimp_size_entry_new (0, editor->template->unit, "%a",
FALSE, FALSE, TRUE, SB_WIDTH,
GIMP_SIZE_ENTRY_UPDATE_SIZE);
gtk_table_set_col_spacing (GTK_TABLE (editor->size_se), 1, 4);
gtk_table_set_row_spacing (GTK_TABLE (editor->size_se), 1, 2);
gtk_container_add (GTK_CONTAINER (abox), editor->size_se);
gtk_widget_show (editor->size_se);
/* height in units */
height_units = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 2);
gtk_entry_set_width_chars (GTK_ENTRY (height_units), SB_WIDTH);
/* add the "height in units" spinbutton to the sizeentry */
gtk_table_attach_defaults (GTK_TABLE (editor->size_se), height_units,
0, 1, 2, 3);
gtk_widget_show (height_units);
/* height in pixels */
table2 = gtk_table_new (2, 3, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table2), 4);
gtk_table_set_row_spacings (GTK_TABLE (table2), 2);
gtk_table_attach_defaults (GTK_TABLE (table), table2, 1, 2, 0, 2);
gtk_widget_show (table2);
height_pixels = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 0);
gtk_entry_set_width_chars (GTK_ENTRY (height_pixels), SB_WIDTH);
gtk_table_attach (GTK_TABLE (table2), height_pixels, 0, 1, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (height_pixels);
label = gtk_label_new (_("Pixels"));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_table_attach (GTK_TABLE (table2), label, 1, 2, 1, 2,
GTK_EXPAND | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
editor->memsize_label = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (editor->memsize_label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table2), editor->memsize_label, 2, 3, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (editor->memsize_label);
/* register the height spinbuttons with the sizeentry */
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (editor->size_se),
GTK_SPIN_BUTTON (height_units),
GTK_SPIN_BUTTON (height_pixels));
/* width in units */
width_units = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 2);
gtk_entry_set_width_chars (GTK_ENTRY (width_units), SB_WIDTH);
/* add the "width in units" spinbutton to the sizeentry */
gtk_table_attach_defaults (GTK_TABLE (editor->size_se), width_units,
0, 1, 1, 2);
gtk_widget_show (width_units);
/* width in pixels */
width_pixels = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 0);
gtk_entry_set_width_chars (GTK_ENTRY (width_pixels), SB_WIDTH);
gtk_table_attach (GTK_TABLE (table2), width_pixels, 0, 1, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (width_pixels);
aspect_box = gimp_enum_stock_box_new (GIMP_TYPE_ASPECT_TYPE,
"gimp", GTK_ICON_SIZE_MENU,
G_CALLBACK (gimp_template_editor_aspect_callback),
editor,
&editor->aspect_button);
gtk_widget_hide (editor->aspect_button); /* hide "square" */
gtk_table_attach (GTK_TABLE (table2), aspect_box, 2, 3, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (aspect_box);
/* register the width spinbuttons with the sizeentry */
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (editor->size_se),
GTK_SPIN_BUTTON (width_units),
GTK_SPIN_BUTTON (width_pixels));
/* initialize the sizeentry */
gimp_prop_size_entry_connect (G_OBJECT (editor->template),
"width", "height", "unit",
editor->size_se, NULL,
editor->template->xresolution,
editor->template->yresolution);
focus_chain = g_list_append (focus_chain, width_pixels);
focus_chain = g_list_append (focus_chain, height_pixels);
focus_chain = g_list_append (focus_chain, aspect_box);
gtk_container_set_focus_chain (GTK_CONTAINER (table2), focus_chain);
g_list_free (focus_chain);
focus_chain = NULL;
/* the resolution labels */
label = gtk_label_new (_("Resolution X:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 5, 6,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Y:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 6, 7,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (label);
/* the resolution sizeentry */
abox = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
gtk_table_attach_defaults (GTK_TABLE (table), abox, 1, 2, 5, 7);
gtk_widget_show (abox);
xres = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 2);
gtk_entry_set_width_chars (GTK_ENTRY (xres), SB_WIDTH);
yres = gimp_spin_button_new (&adjustment,
1, 1, 1, 1, 10, 0,
1, 2);
gtk_entry_set_width_chars (GTK_ENTRY (yres), SB_WIDTH);
editor->resolution_se =
gimp_size_entry_new (0, editor->template->resolution_unit,
_("pixels/%a"),
FALSE, FALSE, FALSE, SB_WIDTH,
GIMP_SIZE_ENTRY_UPDATE_RESOLUTION);
gtk_table_set_col_spacing (GTK_TABLE (editor->resolution_se), 1, 2);
gtk_table_set_col_spacing (GTK_TABLE (editor->resolution_se), 2, 2);
gtk_table_set_row_spacing (GTK_TABLE (editor->resolution_se), 0, 2);
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (editor->resolution_se),
GTK_SPIN_BUTTON (yres), NULL);
gtk_table_attach_defaults (GTK_TABLE (editor->resolution_se), yres,
0, 1, 1, 2);
gtk_widget_show (yres);
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (editor->resolution_se),
GTK_SPIN_BUTTON (xres), NULL);
gtk_table_attach_defaults (GTK_TABLE (editor->resolution_se), xres,
0, 1, 0, 1);
gtk_widget_show (xres);
gtk_container_add (GTK_CONTAINER (abox), editor->resolution_se);
gtk_widget_show (editor->resolution_se);
/* the resolution chainbutton */
chainbutton = gimp_chain_button_new (GIMP_CHAIN_RIGHT);
gtk_table_attach_defaults (GTK_TABLE (editor->resolution_se), chainbutton,
1, 2, 0, 2);
gtk_widget_show (chainbutton);
gimp_prop_size_entry_connect (G_OBJECT (editor->template),
"xresolution", "yresolution",
"resolution-unit",
editor->resolution_se, chainbutton,
1.0, 1.0);
focus_chain = g_list_append (focus_chain, xres);
focus_chain = g_list_append (focus_chain, yres);
focus_chain = g_list_append (focus_chain, chainbutton);
focus_chain = g_list_append (focus_chain,
GIMP_SIZE_ENTRY (editor->resolution_se)->unitmenu);
gtk_container_set_focus_chain (GTK_CONTAINER (editor->resolution_se),
focus_chain);
g_list_free (focus_chain);
/* hbox containing the Image type and fill type frames */
hbox = gtk_hbox_new (FALSE, 4);
gtk_box_pack_start (GTK_BOX (editor), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
/* frame for Image Type */
frame = gimp_prop_enum_radio_frame_new (G_OBJECT (editor->template),
"image-type",
_("Image Type"),
GIMP_RGB, GIMP_GRAY);
gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
/* frame for Fill Type */
frame = gimp_prop_enum_radio_frame_new (G_OBJECT (editor->template),
"fill-type",
_("Fill Type"),
-1, -1);
gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
}
static void
gimp_template_editor_finalize (GObject *object)
{
GimpTemplateEditor *editor;
editor = GIMP_TEMPLATE_EDITOR (object);
if (editor->template)
{
g_object_unref (editor->template);
editor->template = NULL;
}
if (editor->stock_id_container)
{
g_object_unref (editor->stock_id_container);
editor->stock_id_container = NULL;
}
if (editor->stock_id_context)
{
g_object_unref (editor->stock_id_context);
editor->stock_id_context = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GtkWidget *
gimp_template_editor_new (Gimp *gimp,
gboolean edit_template)
{
GimpTemplateEditor *editor;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
editor = g_object_new (GIMP_TYPE_TEMPLATE_EDITOR, NULL);
if (edit_template)
{
GtkWidget *table;
GtkWidget *entry;
GtkWidget *button;
GSList *stock_list;
GSList *list;
editor->stock_id_container = gimp_list_new (GIMP_TYPE_TEMPLATE,
GIMP_CONTAINER_POLICY_STRONG);
editor->stock_id_context = gimp_context_new (gimp, "foo", NULL);
g_signal_connect (editor->stock_id_context, "template_changed",
G_CALLBACK (gimp_template_editor_icon_changed),
editor);
stock_list = gtk_stock_list_ids ();
for (list = stock_list; list; list = g_slist_next (list))
{
GimpObject *object = g_object_new (GIMP_TYPE_TEMPLATE,
"name", list->data,
"stock-id", list->data,
NULL);
gimp_container_add (editor->stock_id_container, object);
g_object_unref (object);
}
g_slist_foreach (stock_list, (GFunc) g_free, NULL);
g_slist_free (stock_list);
table = gtk_table_new (2, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 2);
gtk_box_pack_start (GTK_BOX (editor), table, FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (editor), table, 0);
gtk_widget_show (table);
entry = gimp_prop_entry_new (G_OBJECT (editor->template), "name", 128);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("_Name:"), 1.0, 0.5,
entry, 1, FALSE);
button = gimp_viewable_button_new (editor->stock_id_container,
editor->stock_id_context,
GIMP_PREVIEW_SIZE_SMALL, 0,
NULL, NULL, NULL, NULL);
gimp_viewable_button_set_view_type (GIMP_VIEWABLE_BUTTON (button),
GIMP_VIEW_TYPE_GRID);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("_Icon:"), 1.0, 0.5,
button, 1, TRUE);
}
return GTK_WIDGET (editor);
}
void
gimp_template_editor_set_template (GimpTemplateEditor *editor,
GimpTemplate *template)
{
g_return_if_fail (GIMP_IS_TEMPLATE_EDITOR (editor));
g_return_if_fail (GIMP_IS_TEMPLATE (template));
g_signal_handlers_disconnect_by_func (editor->template,
gimp_template_editor_template_notify,
editor);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 0,
template->xresolution, FALSE);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 1,
template->yresolution, FALSE);
gimp_config_copy_properties (G_OBJECT (template),
G_OBJECT (editor->template));
g_signal_connect (editor->template, "notify",
G_CALLBACK (gimp_template_editor_template_notify),
editor);
gimp_template_editor_template_notify (editor->template, NULL, editor);
}
GimpTemplate *
gimp_template_editor_get_template (GimpTemplateEditor *editor)
{
g_return_val_if_fail (GIMP_IS_TEMPLATE_EDITOR (editor), NULL);
return GIMP_TEMPLATE (gimp_config_duplicate (G_OBJECT (editor->template)));
}
/* private functions */
static void
gimp_template_editor_aspect_callback (GtkWidget *widget,
GimpTemplateEditor *editor)
{
if (! editor->block_aspect && GTK_TOGGLE_BUTTON (widget)->active)
{
gint width;
gint height;
gdouble xresolution;
gdouble yresolution;
width = editor->template->width;
height = editor->template->height;
xresolution = editor->template->xresolution;
yresolution = editor->template->yresolution;
if (editor->template->width == editor->template->height)
{
editor->block_aspect = TRUE;
gimp_radio_group_set_active (GTK_RADIO_BUTTON (editor->aspect_button),
GINT_TO_POINTER (GIMP_ASPECT_SQUARE));
editor->block_aspect = FALSE;
return;
}
g_signal_handlers_block_by_func (editor->template,
gimp_template_editor_template_notify,
editor);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 0,
yresolution, FALSE);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 1,
xresolution, FALSE);
g_object_set (editor->template,
"width", height,
"height", width,
"xresolution", yresolution,
"yresolution", xresolution,
NULL);
g_signal_handlers_unblock_by_func (editor->template,
gimp_template_editor_template_notify,
editor);
}
}
static void
gimp_template_editor_template_notify (GimpTemplate *template,
GParamSpec *param_spec,
GimpTemplateEditor *editor)
{
GimpAspectType aspect;
if (param_spec)
{
if (! strcmp (param_spec->name, "xresolution"))
{
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 0,
template->xresolution, FALSE);
}
else if (! strcmp (param_spec->name, "yresolution"))
{
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (editor->size_se), 1,
template->yresolution, FALSE);
}
}
if (editor->memsize != template->initial_size)
{
gchar *text;
editor->memsize = template->initial_size;
if (template->initial_size_too_large)
text = g_strdup (_("Too large!"));
else
text = gimp_memsize_to_string (editor->memsize);
gtk_label_set_text (GTK_LABEL (editor->memsize_label), text);
g_free (text);
}
if (editor->template->width > editor->template->height)
aspect = GIMP_ASPECT_LANDSCAPE;
else if (editor->template->height > editor->template->width)
aspect = GIMP_ASPECT_PORTRAIT;
else
aspect = GIMP_ASPECT_SQUARE;
editor->block_aspect = TRUE;
gimp_radio_group_set_active (GTK_RADIO_BUTTON (editor->aspect_button),
GINT_TO_POINTER (aspect));
editor->block_aspect = FALSE;
if (editor->stock_id_container)
{
GimpObject *object;
const gchar *stock_id;
stock_id = gimp_viewable_get_stock_id (GIMP_VIEWABLE (editor->template));
object = gimp_container_get_child_by_name (editor->stock_id_container,
stock_id);
gimp_context_set_template (editor->stock_id_context,
(GimpTemplate *) object);
}
}
static void
gimp_template_editor_icon_changed (GimpContext *context,
GimpTemplate *template,
GimpTemplateEditor *editor)
{
g_object_set (editor->template,
"stock-id", GIMP_OBJECT (template)->name,
NULL);
}
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