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gimp/libgimp/gimpprocview.c

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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimpprocview.c
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
/*
* dbbrowser_utils.c
* 0.08 26th sept 97 by Thomas NOEL <thomas@minet.net>
*
* 98/12/13 Sven Neumann <sven@gimp.org> : added help display
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "gimp.h"
#include "gimpuitypes.h"
#include "gimpprocview.h"
#include "libgimp-intl.h"
/**
* SECTION: gimpprocview
* @title: GimpProcView
* @short_description: A widget showing information about a PDB procedure.
*
* A widget showing information about a PDB procedure, mainly for the
* procedure and plug-in browsers.
**/
/* local function prototypes */
static GtkWidget * gimp_proc_view_create_params (const GimpParamDef *params,
gint n_params,
GtkSizeGroup *name_group,
GtkSizeGroup *type_group,
GtkSizeGroup *desc_group);
/* public functions */
/**
* gimp_proc_view_new:
* @name:
* @menu_path:
* @blurb:
* @help:
* @author:
* @copyright:
* @date:
* @type:
* @n_params:
* @n_return_vals:
* @params:
* @return_vals:
*
* Return value: a new widget providing a view on a GIMP procedure
*
* Since: 2.4
**/
GtkWidget *
gimp_proc_view_new (const gchar *name,
const gchar *menu_path,
const gchar *blurb,
const gchar *help,
const gchar *author,
const gchar *copyright,
const gchar *date,
GimpPDBProcType type,
gint n_params,
gint n_return_vals,
const GimpParamDef *params,
const GimpParamDef *return_vals)
{
GtkWidget *main_vbox;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *table;
GtkWidget *label;
GtkSizeGroup *name_group;
GtkSizeGroup *type_group;
GtkSizeGroup *desc_group;
const gchar *type_str;
gint row;
if (blurb && strlen (blurb) < 2) blurb = NULL;
if (help && strlen (help) < 2) help = NULL;
if (author && strlen (author) < 2) author = NULL;
if (date && strlen (date) < 2) date = NULL;
if (copyright && strlen (copyright) < 2) copyright = NULL;
if (blurb && help && ! strcmp (blurb, help))
help = NULL;
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
/* show the name */
frame = gimp_frame_new (name);
label = gtk_frame_get_label_widget (GTK_FRAME (frame));
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
if (! gimp_enum_get_value (GIMP_TYPE_PDB_PROC_TYPE, type,
NULL, NULL, &type_str, NULL))
type_str = "UNKNOWN";
label = gtk_label_new (type_str);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
-1);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
if (menu_path)
{
label = gtk_label_new_with_mnemonic (menu_path);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
}
if (blurb)
{
label = gtk_label_new (blurb);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
}
name_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
type_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
desc_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
/* in parameters */
if (n_params)
{
frame = gimp_frame_new (_("Parameters"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gimp_proc_view_create_params (params, n_params,
name_group, type_group, desc_group);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
}
/* out parameters */
if (n_return_vals)
{
frame = gimp_frame_new (_("Return Values"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gimp_proc_view_create_params (return_vals, n_return_vals,
name_group, type_group, desc_group);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
}
if (! help && ! author && ! date && ! copyright)
return main_vbox;
frame = gimp_frame_new (_("Additional Information"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
/* show the help */
if (help)
{
label = gtk_label_new (help);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
}
/* show the author & the copyright */
if (! author && ! date && ! copyright)
return main_vbox;
table = gtk_table_new (0, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_table_set_row_spacings (GTK_TABLE (table), 4);
gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
gtk_widget_show (table);
row = 0;
if (author)
{
label = gtk_label_new (author);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
_("Author:"), 0.0, 0.0,
label, 3, FALSE);
}
if (date)
{
label = gtk_label_new (date);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
_("Date:"), 0.0, 0.0,
label, 3, FALSE);
}
if (copyright)
{
label = gtk_label_new (copyright);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
_("Copyright:"), 0.0, 0.0,
label, 3, FALSE);
}
return main_vbox;
}
/* private functions */
static GtkWidget *
gimp_proc_view_create_params (const GimpParamDef *params,
gint n_params,
GtkSizeGroup *name_group,
GtkSizeGroup *type_group,
GtkSizeGroup *desc_group)
{
GtkWidget *table;
gint i;
table = gtk_table_new (n_params, 3, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_table_set_row_spacings (GTK_TABLE (table), 4);
for (i = 0; i < n_params; i++)
{
GtkWidget *label;
const gchar *type;
gchar *upper;
/* name */
label = gtk_label_new (params[i].name);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_size_group_add_widget (name_group, label);
gtk_table_attach (GTK_TABLE (table), label,
0, 1, i, i + 1, GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
/* type */
if (! gimp_enum_get_value (GIMP_TYPE_PDB_ARG_TYPE, params[i].type,
NULL, &type, NULL, NULL))
upper = g_strdup ("UNKNOWN");
else
upper = g_ascii_strup (type, -1);
label = gtk_label_new (upper);
g_free (upper);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_FAMILY, "monospace",
PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
-1);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_size_group_add_widget (type_group, label);
gtk_table_attach (GTK_TABLE (table), label,
1, 2, i, i + 1, GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
/* description */
label = gtk_label_new (params[i].description);
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.0);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_size_group_add_widget (desc_group, label);
gtk_table_attach (GTK_TABLE (table), label,
2, 3, i, i + 1, GTK_SHRINK | GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
}
return table;
}
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