gimp/app/dialogs/module-dialog.c

534 lines
16 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* module-dialog.c
* (C) 1999 Austin Donnelly <austin@gimp.org>
*
* 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 <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpmodule/gimpmodule.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "dialogs-types.h"
#include "core/gimp.h"
#include "core/gimp-modules.h"
#include "widgets/gimphelp-ids.h"
#include "module-dialog.h"
#include "gimp-intl.h"
#define RESPONSE_REFRESH 1
#define NUM_INFO_LINES 9
enum
{
PATH_COLUMN,
AUTO_COLUMN,
MODULE_COLUMN,
NUM_COLUMNS
};
typedef struct
{
Gimp *gimp;
GimpModule *last_update;
GtkListStore *list;
GtkWidget *table;
GtkWidget *label[NUM_INFO_LINES];
GtkWidget *button;
GtkWidget *button_label;
} ModuleDialog;
/* local function prototypes */
static void dialog_response (GtkWidget *widget,
gint response_id,
ModuleDialog *dialog);
static void dialog_destroy_callback (GtkWidget *widget,
ModuleDialog *dialog);
static void dialog_select_callback (GtkTreeSelection *sel,
ModuleDialog *dialog);
static void dialog_autoload_toggled (GtkCellRendererToggle *celltoggle,
gchar *path_string,
ModuleDialog *dialog);
static void dialog_load_unload_callback (GtkWidget *widget,
ModuleDialog *dialog);
static void make_list_item (gpointer data,
gpointer user_data);
static void dialog_info_add (GimpModuleDB *db,
GimpModule *module,
ModuleDialog *dialog);
static void dialog_info_remove (GimpModuleDB *db,
GimpModule *module,
ModuleDialog *dialog);
static void dialog_info_update (GimpModuleDB *db,
GimpModule *module,
ModuleDialog *dialog);
static void dialog_info_init (ModuleDialog *dialog,
GtkWidget *table);
/* public functions */
GtkWidget *
module_dialog_new (Gimp *gimp)
{
GtkWidget *shell;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *listbox;
GtkWidget *tv;
ModuleDialog *dialog;
GtkTreeSelection *sel;
GtkTreeIter iter;
GtkTreeViewColumn *col;
GtkCellRenderer *rend;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
dialog = g_slice_new0 (ModuleDialog);
dialog->gimp = gimp;
shell = gimp_dialog_new (_("Manage Loadable Modules"),
"gimp-modules", NULL, 0,
gimp_standard_help_func, GIMP_HELP_MODULE_DIALOG,
GTK_STOCK_REFRESH, RESPONSE_REFRESH,
GTK_STOCK_CLOSE, GTK_STOCK_CLOSE,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (shell),
GTK_RESPONSE_CLOSE,
RESPONSE_REFRESH,
-1);
g_signal_connect (shell, "response",
G_CALLBACK (dialog_response),
dialog);
vbox = gtk_vbox_new (FALSE, 12);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 12);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (shell)->vbox), vbox);
gtk_widget_show (vbox);
listbox = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (listbox),
GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (listbox),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (vbox), listbox, TRUE, TRUE, 0);
gtk_widget_set_size_request (listbox, 125, 100);
gtk_widget_show (listbox);
dialog->list = gtk_list_store_new (NUM_COLUMNS,
G_TYPE_STRING,
G_TYPE_BOOLEAN,
GIMP_TYPE_MODULE);
tv = gtk_tree_view_new_with_model (GTK_TREE_MODEL (dialog->list));
g_object_unref (dialog->list);
g_list_foreach (gimp->module_db->modules, make_list_item, dialog);
rend = gtk_cell_renderer_toggle_new ();
g_signal_connect (rend, "toggled",
G_CALLBACK (dialog_autoload_toggled),
dialog);
col = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (col, _("Autoload"));
gtk_tree_view_column_pack_start (col, rend, FALSE);
gtk_tree_view_column_add_attribute (col, rend, "active", AUTO_COLUMN);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), col);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tv), 1,
_("Module Path"),
gtk_cell_renderer_text_new (),
"text", PATH_COLUMN,
NULL);
gtk_container_add (GTK_CONTAINER (listbox), tv);
gtk_widget_show (tv);
dialog->table = gtk_table_new (2, NUM_INFO_LINES, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (dialog->table), 4);
gtk_box_pack_start (GTK_BOX (vbox), dialog->table, FALSE, FALSE, 0);
gtk_widget_show (dialog->table);
hbox = gtk_hbutton_box_new ();
gtk_button_box_set_layout (GTK_BUTTON_BOX (hbox), GTK_BUTTONBOX_END);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
dialog->button = gtk_button_new_with_label ("");
dialog->button_label = gtk_bin_get_child (GTK_BIN (dialog->button));
gtk_container_add (GTK_CONTAINER (hbox), dialog->button);
gtk_widget_show (dialog->button);
g_signal_connect (dialog->button, "clicked",
G_CALLBACK (dialog_load_unload_callback),
dialog);
dialog_info_init (dialog, dialog->table);
dialog_info_update (gimp->module_db, dialog->last_update, dialog);
sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (tv));
g_signal_connect (sel, "changed",
G_CALLBACK (dialog_select_callback),
dialog);
if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (dialog->list), &iter))
gtk_tree_selection_select_iter (sel, &iter);
/* hook the GimpModuleDB signals so we can refresh the display
* appropriately.
*/
g_signal_connect (gimp->module_db, "add",
G_CALLBACK (dialog_info_add),
dialog);
g_signal_connect (gimp->module_db, "remove",
G_CALLBACK (dialog_info_remove),
dialog);
g_signal_connect (gimp->module_db, "module-modified",
G_CALLBACK (dialog_info_update),
dialog);
g_signal_connect (shell, "destroy",
G_CALLBACK (dialog_destroy_callback),
dialog);
return shell;
}
/* private functions */
static void
dialog_response (GtkWidget *widget,
gint response_id,
ModuleDialog *dialog)
{
if (response_id == RESPONSE_REFRESH)
gimp_modules_refresh (dialog->gimp);
else
gtk_widget_destroy (widget);
}
static void
dialog_destroy_callback (GtkWidget *widget,
ModuleDialog *dialog)
{
g_signal_handlers_disconnect_by_func (dialog->gimp->module_db,
dialog_info_add,
dialog);
g_signal_handlers_disconnect_by_func (dialog->gimp->module_db,
dialog_info_remove,
dialog);
g_signal_handlers_disconnect_by_func (dialog->gimp->module_db,
dialog_info_update,
dialog);
g_slice_free (ModuleDialog, dialog);
}
static void
dialog_select_callback (GtkTreeSelection *sel,
ModuleDialog *dialog)
{
GimpModule *module;
GtkTreeIter iter;
gtk_tree_selection_get_selected (sel, NULL, &iter);
gtk_tree_model_get (GTK_TREE_MODEL (dialog->list), &iter,
MODULE_COLUMN, &module, -1);
if (module)
g_object_unref (module);
if (dialog->last_update == module)
return;
dialog->last_update = module;
dialog_info_update (dialog->gimp->module_db, dialog->last_update, dialog);
}
static void
dialog_autoload_toggled (GtkCellRendererToggle *celltoggle,
gchar *path_string,
ModuleDialog *dialog)
{
GtkTreePath *path;
GtkTreeIter iter;
gboolean active = FALSE;
GimpModule *module = NULL;
path = gtk_tree_path_new_from_string (path_string);
if (! gtk_tree_model_get_iter (GTK_TREE_MODEL (dialog->list), &iter, path))
{
g_warning ("%s: bad tree path?", G_STRFUNC);
return;
}
gtk_tree_path_free (path);
gtk_tree_model_get (GTK_TREE_MODEL (dialog->list), &iter,
AUTO_COLUMN, &active,
MODULE_COLUMN, &module,
-1);
if (module)
{
g_object_unref (module);
gimp_module_set_load_inhibit (module, active);
dialog->gimp->write_modulerc = TRUE;
gtk_list_store_set (GTK_LIST_STORE (dialog->list), &iter,
AUTO_COLUMN, ! active,
-1);
}
}
static void
dialog_load_unload_callback (GtkWidget *widget,
ModuleDialog *dialog)
{
if (dialog->last_update->state != GIMP_MODULE_STATE_LOADED)
{
if (dialog->last_update->info)
{
if (g_type_module_use (G_TYPE_MODULE (dialog->last_update)))
g_type_module_unuse (G_TYPE_MODULE (dialog->last_update));
}
else
{
gimp_module_query_module (dialog->last_update);
}
}
gimp_module_modified (dialog->last_update);
}
static void
make_list_item (gpointer data,
gpointer user_data)
{
GimpModule *module = data;
ModuleDialog *dialog = user_data;
GtkTreeIter iter;
if (! dialog->last_update)
dialog->last_update = module;
gtk_list_store_append (dialog->list, &iter);
gtk_list_store_set (dialog->list, &iter,
PATH_COLUMN, module->filename,
AUTO_COLUMN, ! module->load_inhibit,
MODULE_COLUMN, module,
-1);
}
static void
dialog_info_add (GimpModuleDB *db,
GimpModule *module,
ModuleDialog *dialog)
{
make_list_item (module, dialog);
}
static void
dialog_info_remove (GimpModuleDB *db,
GimpModule *mod,
ModuleDialog *dialog)
{
GtkTreeIter iter;
GimpModule *module;
/* FIXME: Use gtk_list_store_foreach_remove when it becomes available */
if (! gtk_tree_model_get_iter_first (GTK_TREE_MODEL (dialog->list), &iter))
return;
do
{
gtk_tree_model_get (GTK_TREE_MODEL (dialog->list), &iter,
MODULE_COLUMN, &module,
-1);
if (module)
g_object_unref (module);
if (module == mod)
{
gtk_list_store_remove (dialog->list, &iter);
return;
}
}
while (gtk_tree_model_iter_next (GTK_TREE_MODEL (dialog->list), &iter));
g_warning ("%s: Tried to remove a module not in the dialog's list.",
G_STRFUNC);
}
static void
dialog_info_update (GimpModuleDB *db,
GimpModule *module,
ModuleDialog *dialog)
{
GTypeModule *g_type_module;
const gchar *text[NUM_INFO_LINES];
gint i;
g_type_module = G_TYPE_MODULE (module);
/* only update the info if we're actually showing it */
if (module != dialog->last_update)
return;
if (! module)
{
for (i = 0; i < NUM_INFO_LINES; i++)
gtk_label_set_text (GTK_LABEL (dialog->label[i]), "");
gtk_label_set_text (GTK_LABEL (dialog->button_label), _("<No modules>"));
gtk_widget_set_sensitive (GTK_WIDGET (dialog->button), FALSE);
return;
}
if (module->info)
{
text[0] = module->info->purpose;
text[1] = module->info->author;
text[2] = module->info->version;
text[3] = module->info->copyright;
text[4] = module->info->date;
text[5] = module->on_disk ? _("On disk") : _("Only in memory");
}
else
{
text[0] = "--";
text[1] = "--";
text[2] = "--";
text[3] = "--";
text[4] = "--";
text[5] = module->on_disk ? _("On disk") : _("No longer available");
}
text[6] = gimp_module_state_name (module->state);
if (module->state == GIMP_MODULE_STATE_ERROR && module->last_module_error)
text[7] = module->last_module_error;
else
text[7] = "--";
if (g_type_module->type_infos || g_type_module->interface_infos)
{
gchar *str;
str = g_strdup_printf ("%d Types, %d Interfaces",
g_slist_length (g_type_module->type_infos),
g_slist_length (g_type_module->interface_infos));
gtk_label_set_text (GTK_LABEL (dialog->label[NUM_INFO_LINES - 1]), str);
g_free (str);
}
else
{
gtk_label_set_text (GTK_LABEL (dialog->label[NUM_INFO_LINES - 1]),
"---");
}
for (i = 0; i < NUM_INFO_LINES - 1; i++)
gtk_label_set_text (GTK_LABEL (dialog->label[i]), gettext (text[i]));
/* work out what the button should do (if anything) */
switch (module->state)
{
case GIMP_MODULE_STATE_ERROR:
case GIMP_MODULE_STATE_LOAD_FAILED:
case GIMP_MODULE_STATE_NOT_LOADED:
if (module->info)
gtk_label_set_text (GTK_LABEL (dialog->button_label), _("Load"));
else
gtk_label_set_text (GTK_LABEL (dialog->button_label), _("Query"));
gtk_widget_set_sensitive (GTK_WIDGET (dialog->button),
module->on_disk);
break;
case GIMP_MODULE_STATE_LOADED:
gtk_label_set_text (GTK_LABEL (dialog->button_label), _("Unload"));
gtk_widget_set_sensitive (GTK_WIDGET (dialog->button), FALSE);
break;
}
}
static void
dialog_info_init (ModuleDialog *dialog,
GtkWidget *table)
{
GtkWidget *label;
gint i;
static const gchar * const text[] =
{
N_("Purpose:"),
N_("Author:"),
N_("Version:"),
N_("Copyright:"),
N_("Date:"),
N_("Location:"),
N_("State:"),
N_("Last error:"),
N_("Available types:")
};
for (i = 0; i < G_N_ELEMENTS (text); i++)
{
label = gtk_label_new (gettext (text[i]));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, i, i + 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 2);
gtk_widget_show (label);
dialog->label[i] = gtk_label_new ("");
gtk_misc_set_alignment (GTK_MISC (dialog->label[i]), 0.0, 0.5);
gtk_label_set_ellipsize (GTK_LABEL (dialog->label[i]),
PANGO_ELLIPSIZE_END);
gtk_table_attach (GTK_TABLE (dialog->table), dialog->label[i],
1, 2, i, i + 1,
GTK_EXPAND | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 2);
gtk_widget_show (dialog->label[i]);
}
}