PIKApp/app/dialogs/module-dialog.c

353 lines
11 KiB
C

/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* module-dialog.c
* (C) 1999 Austin Donnelly <austin@gimp.org>
* (C) 2008 Sven Neumann <sven@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 3 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, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libpikabase/pikabase.h"
#include "libpikamodule/pikamodule.h"
#include "libpikawidgets/pikawidgets.h"
#include "dialogs-types.h"
#include "core/pika.h"
#include "core/pika-modules.h"
#include "widgets/pikahelp-ids.h"
#include "module-dialog.h"
#include "pika-intl.h"
#define RESPONSE_REFRESH 1
enum
{
INFO_AUTHOR,
INFO_VERSION,
INFO_DATE,
INFO_COPYRIGHT,
INFO_LOCATION,
N_INFOS
};
typedef struct _ModuleDialog ModuleDialog;
struct _ModuleDialog
{
Pika *pika;
PikaModule *selected;
GtkListStore *list;
GtkWidget *listbox;
GtkWidget *hint;
GtkWidget *grid;
GtkWidget *label[N_INFOS];
GtkWidget *error_box;
GtkWidget *error_label;
};
/* local function prototypes */
static GtkWidget * create_widget_for_module (gpointer item,
gpointer user_data);
static void dialog_response (GtkWidget *widget,
gint response_id,
ModuleDialog *private);
static void dialog_destroy_callback (GtkWidget *widget,
ModuleDialog *private);
static void dialog_select_callback (GtkListBox *listbox,
GtkListBoxRow *row,
ModuleDialog *private);
static void dialog_enabled_toggled (GtkToggleButton *checkbox,
ModuleDialog *private);
static void dialog_info_init (ModuleDialog *private,
GtkWidget *grid);
/* public functions */
GtkWidget *
module_dialog_new (Pika *pika)
{
ModuleDialog *private;
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *sw;
GtkWidget *image;
g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
private = g_slice_new0 (ModuleDialog);
private->pika = pika;
dialog = pika_dialog_new (_("Module Manager"),
"pika-modules", NULL, 0,
pika_standard_help_func, PIKA_HELP_MODULE_DIALOG,
_("_Refresh"), RESPONSE_REFRESH,
_("_Close"), GTK_RESPONSE_CLOSE,
NULL);
pika_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_CLOSE,
RESPONSE_REFRESH,
-1);
g_signal_connect (dialog, "response",
G_CALLBACK (dialog_response),
private);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
private->hint = pika_hint_box_new (_("You will have to restart PIKA "
"for the changes to take effect."));
gtk_box_pack_start (GTK_BOX (vbox), private->hint, FALSE, FALSE, 0);
if (pika->write_modulerc)
gtk_widget_show (private->hint);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw),
GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
gtk_widget_set_size_request (sw, 124, 100);
gtk_widget_show (sw);
private->listbox = gtk_list_box_new ();
gtk_list_box_set_selection_mode (GTK_LIST_BOX (private->listbox),
GTK_SELECTION_BROWSE);
gtk_list_box_bind_model (GTK_LIST_BOX (private->listbox),
G_LIST_MODEL (pika->module_db),
create_widget_for_module,
private,
NULL);
g_signal_connect (private->listbox, "row-selected",
G_CALLBACK (dialog_select_callback),
private);
gtk_container_add (GTK_CONTAINER (sw), private->listbox);
gtk_widget_show (private->listbox);
private->grid = gtk_grid_new ();
gtk_grid_set_column_spacing (GTK_GRID (private->grid), 6);
gtk_box_pack_start (GTK_BOX (vbox), private->grid, FALSE, FALSE, 0);
gtk_widget_show (private->grid);
private->error_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (vbox), private->error_box, FALSE, FALSE, 0);
image = gtk_image_new_from_icon_name (PIKA_ICON_DIALOG_WARNING,
GTK_ICON_SIZE_BUTTON);
gtk_box_pack_start (GTK_BOX (private->error_box), image, FALSE, FALSE, 0);
gtk_widget_show (image);
private->error_label = gtk_label_new (NULL);
gtk_label_set_xalign (GTK_LABEL (private->error_label), 0.0);
gtk_box_pack_start (GTK_BOX (private->error_box),
private->error_label, TRUE, TRUE, 0);
gtk_widget_show (private->error_label);
dialog_info_init (private, private->grid);
g_signal_connect (dialog, "destroy",
G_CALLBACK (dialog_destroy_callback),
private);
return dialog;
}
/* private functions */
static GtkWidget *
create_widget_for_module (gpointer item,
gpointer user_data)
{
PikaModule *module = PIKA_MODULE (item);
ModuleDialog *private = user_data;
const PikaModuleInfo *info = pika_module_get_info (module);
GFile *file = pika_module_get_file (module);
GtkWidget *row;
GtkWidget *grid;
GtkWidget *label;
GtkWidget *checkbox;
row = gtk_list_box_row_new ();
g_object_set_data (G_OBJECT (row), "module", module);
gtk_widget_show (row);
grid = gtk_grid_new ();
gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
g_object_set (grid, "margin", 3, NULL);
gtk_container_add (GTK_CONTAINER (row), grid);
gtk_widget_show (grid);
checkbox = gtk_check_button_new ();
g_object_bind_property (module, "auto-load", checkbox, "active",
G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
g_signal_connect (checkbox, "toggled",
G_CALLBACK (dialog_enabled_toggled),
private);
gtk_widget_show (checkbox);
gtk_grid_attach (GTK_GRID (grid), checkbox, 0, 0, 1, 1);
label = gtk_label_new (info ? gettext (info->purpose) :
pika_file_get_utf8_name (file));
gtk_widget_show (label);
gtk_grid_attach (GTK_GRID (grid), label, 1, 0, 1, 1);
return row;
}
static void
dialog_response (GtkWidget *widget,
gint response_id,
ModuleDialog *private)
{
if (response_id == RESPONSE_REFRESH)
pika_modules_refresh (private->pika);
else
gtk_widget_destroy (widget);
}
static void
dialog_destroy_callback (GtkWidget *widget,
ModuleDialog *private)
{
g_slice_free (ModuleDialog, private);
}
static void
dialog_select_callback (GtkListBox *listbox,
GtkListBoxRow *row,
ModuleDialog *private)
{
guint i;
PikaModule *module;
const PikaModuleInfo *info;
const gchar *location = NULL;
const gchar *text[N_INFOS] = { NULL, };
gboolean show_error;
if (row == NULL)
{
for (i = 0; i < N_INFOS; i++)
gtk_label_set_text (GTK_LABEL (private->label[i]), NULL);
gtk_label_set_text (GTK_LABEL (private->error_label), NULL);
gtk_widget_hide (private->error_box);
return;
}
module = g_object_get_data (G_OBJECT (row), "module");
if (private->selected == module)
return;
private->selected = module;
if (pika_module_is_on_disk (module))
location = pika_file_get_utf8_name (pika_module_get_file (module));
info = pika_module_get_info (module);
if (info)
{
text[INFO_AUTHOR] = info->author;
text[INFO_VERSION] = info->version;
text[INFO_DATE] = info->date;
text[INFO_COPYRIGHT] = info->copyright;
text[INFO_LOCATION] = location ? location : _("Only in memory");
}
else
{
text[INFO_LOCATION] = location ? location : _("No longer available");
}
for (i = 0; i < N_INFOS; i++)
gtk_label_set_text (GTK_LABEL (private->label[i]),
text[i] ? text[i] : "--");
/* Show errors */
show_error = (pika_module_get_state (module) == PIKA_MODULE_STATE_ERROR &&
pika_module_get_last_error (module));
gtk_label_set_text (GTK_LABEL (private->error_label),
show_error ? pika_module_get_last_error (module) : NULL);
gtk_widget_set_visible (private->error_box, show_error);
}
static void
dialog_enabled_toggled (GtkToggleButton *checkbox,
ModuleDialog *private)
{
private->pika->write_modulerc = TRUE;
gtk_widget_show (private->hint);
}
static void
dialog_info_init (ModuleDialog *private,
GtkWidget *grid)
{
GtkWidget *label;
gint i;
const gchar * const text[] =
{
N_("Author:"),
N_("Version:"),
N_("Date:"),
N_("Copyright:"),
N_("Location:")
};
for (i = 0; i < G_N_ELEMENTS (text); i++)
{
label = gtk_label_new (gettext (text[i]));
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_grid_attach (GTK_GRID (grid), label, 0, i, 1, 1);
gtk_widget_show (label);
private->label[i] = gtk_label_new ("");
gtk_label_set_xalign (GTK_LABEL (private->label[i]), 0.0);
gtk_label_set_ellipsize (GTK_LABEL (private->label[i]),
PANGO_ELLIPSIZE_END);
gtk_grid_attach (GTK_GRID (grid), private->label[i], 1, i, 1, 1);
gtk_widget_show (private->label[i]);
}
}