AlderconeStudio/PIKApp
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PIKApp
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PIKApp/app/dialogs/image-new-dialog.c

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/* 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) 1995-1999 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 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 <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libpikabase/pikabase.h"
#include "libpikaconfig/pikaconfig.h"
#include "libpikawidgets/pikawidgets.h"
#include "dialogs-types.h"
#include "config/pikaguiconfig.h"
#include "core/pika.h"
#include "core/pikacontext.h"
#include "core/pikaimage.h"
#include "core/pikaimage-new.h"
#include "core/pikatemplate.h"
#include "widgets/pikacontainercombobox.h"
#include "widgets/pikahelp-ids.h"
#include "widgets/pikamessagebox.h"
#include "widgets/pikamessagedialog.h"
#include "widgets/pikatemplateeditor.h"
#include "widgets/pikawidgets-utils.h"
#include "image-new-dialog.h"
#include "pika-intl.h"
#define RESPONSE_RESET 1
typedef struct
{
GtkWidget *dialog;
GtkWidget *confirm_dialog;
GtkWidget *combo;
GtkWidget *editor;
PikaContext *context;
PikaTemplate *template;
} ImageNewDialog;
/* local function prototypes */
static void image_new_dialog_free (ImageNewDialog *private);
static void image_new_dialog_response (GtkWidget *widget,
gint response_id,
ImageNewDialog *private);
static void image_new_template_changed (PikaContext *context,
PikaTemplate *template,
ImageNewDialog *private);
static void image_new_confirm_dialog (ImageNewDialog *private);
static void image_new_create_image (ImageNewDialog *private);
/* public functions */
GtkWidget *
image_new_dialog_new (PikaContext *context)
{
ImageNewDialog *private;
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *hbox;
GtkWidget *label;
PikaSizeEntry *entry;
g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
private = g_slice_new0 (ImageNewDialog);
private->context = pika_context_new (context->pika, "image-new-dialog",
context);
private->template = g_object_new (PIKA_TYPE_TEMPLATE, NULL);
private->dialog = dialog =
pika_dialog_new (_("Create a New Image"),
"pika-image-new",
NULL, 0,
pika_standard_help_func, PIKA_HELP_FILE_NEW,
_("_Reset"), RESPONSE_RESET,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_OK"), GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
pika_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
RESPONSE_RESET,
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
g_object_set_data_full (G_OBJECT (dialog),
"pika-image-new-dialog", private,
(GDestroyNotify) image_new_dialog_free);
g_signal_connect (dialog, "response",
G_CALLBACK (image_new_dialog_response),
private);
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
main_vbox, TRUE, TRUE, 0);
gtk_widget_show (main_vbox);
/* The template combo */
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
label = gtk_label_new_with_mnemonic (_("_Template:"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
private->combo = g_object_new (PIKA_TYPE_CONTAINER_COMBO_BOX,
"container", context->pika->templates,
"context", private->context,
"view-size", 16,
"view-border-width", 0,
"ellipsize", PANGO_ELLIPSIZE_NONE,
"focus-on-click", FALSE,
NULL);
gtk_box_pack_start (GTK_BOX (hbox), private->combo, TRUE, TRUE, 0);
gtk_widget_show (private->combo);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), private->combo);
g_signal_connect (private->context, "template-changed",
G_CALLBACK (image_new_template_changed),
private);
/* Template editor */
private->editor = pika_template_editor_new (private->template, context->pika,
FALSE);
gtk_box_pack_start (GTK_BOX (main_vbox), private->editor, FALSE, FALSE, 0);
gtk_widget_show (private->editor);
entry = PIKA_SIZE_ENTRY (pika_template_editor_get_size_se (PIKA_TEMPLATE_EDITOR (private->editor)));
pika_size_entry_set_activates_default (entry, TRUE);
pika_size_entry_grab_focus (entry);
image_new_template_changed (private->context,
pika_context_get_template (private->context),
private);
return dialog;
}
void
image_new_dialog_set (GtkWidget *dialog,
PikaImage *image,
PikaTemplate *template)
{
ImageNewDialog *private;
g_return_if_fail (PIKA_IS_DIALOG (dialog));
g_return_if_fail (image == NULL || PIKA_IS_IMAGE (image));
g_return_if_fail (template == NULL || PIKA_IS_TEMPLATE (template));
private = g_object_get_data (G_OBJECT (dialog), "pika-image-new-dialog");
g_return_if_fail (private != NULL);
pika_context_set_template (private->context, template);
if (! template)
{
template = pika_image_new_get_last_template (private->context->pika,
image);
image_new_template_changed (private->context, template, private);
g_object_unref (template);
}
}
/* private functions */
static void
image_new_dialog_free (ImageNewDialog *private)
{
g_object_unref (private->context);
g_object_unref (private->template);
g_slice_free (ImageNewDialog, private);
}
static void
image_new_dialog_response (GtkWidget *dialog,
gint response_id,
ImageNewDialog *private)
{
switch (response_id)
{
case RESPONSE_RESET:
pika_config_sync (G_OBJECT (private->context->pika->config->default_image),
G_OBJECT (private->template), 0);
pika_context_set_template (private->context, NULL);
break;
case GTK_RESPONSE_OK:
if (pika_template_get_initial_size (private->template) >
PIKA_GUI_CONFIG (private->context->pika->config)->max_new_image_size)
image_new_confirm_dialog (private);
else
image_new_create_image (private);
break;
default:
gtk_widget_destroy (dialog);
break;
}
}
static void
image_new_template_changed (PikaContext *context,
PikaTemplate *template,
ImageNewDialog *private)
{
PikaTemplateEditor *editor;
GtkWidget *chain;
gdouble xres, yres;
gchar *comment;
if (! template)
return;
editor = PIKA_TEMPLATE_EDITOR (private->editor);
chain = pika_template_editor_get_resolution_chain (editor);
xres = pika_template_get_resolution_x (template);
yres = pika_template_get_resolution_y (template);
pika_chain_button_set_active (PIKA_CHAIN_BUTTON (chain),
ABS (xres - yres) < PIKA_MIN_RESOLUTION);
comment = (gchar *) pika_template_get_comment (template);
if (! comment || ! strlen (comment))
comment = g_strdup (pika_template_get_comment (private->template));
else
comment = NULL;
/* make sure the resolution values are copied first (see bug #546924) */
pika_config_sync (G_OBJECT (template), G_OBJECT (private->template),
PIKA_TEMPLATE_PARAM_COPY_FIRST);
pika_config_sync (G_OBJECT (template), G_OBJECT (private->template), 0);
if (comment)
{
g_object_set (private->template,
"comment", comment,
NULL);
g_free (comment);
}
}
/* the confirm dialog */
static void
image_new_confirm_response (GtkWidget *dialog,
gint response_id,
ImageNewDialog *private)
{
gtk_widget_destroy (dialog);
private->confirm_dialog = NULL;
if (response_id == GTK_RESPONSE_OK)
image_new_create_image (private);
else
gtk_widget_set_sensitive (private->dialog, TRUE);
}
static void
image_new_confirm_dialog (ImageNewDialog *private)
{
PikaGuiConfig *config;
GtkWidget *dialog;
gchar *size;
if (private->confirm_dialog)
{
gtk_window_present (GTK_WINDOW (private->confirm_dialog));
return;
}
private->confirm_dialog =
dialog = pika_message_dialog_new (_("Confirm Image Size"),
PIKA_ICON_DIALOG_WARNING,
private->dialog,
GTK_DIALOG_DESTROY_WITH_PARENT,
pika_standard_help_func, NULL,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_OK"), GTK_RESPONSE_OK,
NULL);
pika_dialog_set_alternative_button_order (GTK_DIALOG (private->confirm_dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
g_signal_connect (dialog, "response",
G_CALLBACK (image_new_confirm_response),
private);
size = g_format_size (pika_template_get_initial_size (private->template));
pika_message_box_set_primary_text (PIKA_MESSAGE_DIALOG (dialog)->box,
_("You are trying to create an image "
"with a size of %s."), size);
g_free (size);
config = PIKA_GUI_CONFIG (private->context->pika->config);
size = g_format_size (config->max_new_image_size);
pika_message_box_set_text (PIKA_MESSAGE_DIALOG (dialog)->box,
_("An image of the chosen size will use more "
"memory than what is configured as "
"\"Maximum new image size\" in the Preferences "
"dialog (currently %s)."), size);
g_free (size);
gtk_widget_set_sensitive (private->dialog, FALSE);
gtk_widget_show (dialog);
}
static void
image_new_create_image (ImageNewDialog *private)
{
PikaTemplate *template = g_object_ref (private->template);
Pika *pika = private->context->pika;
PikaImage *image;
gtk_widget_hide (private->dialog);
image = pika_image_new_from_template (pika, template,
pika_get_user_context (pika));
pika_create_display (pika, image, pika_template_get_unit (template), 1.0,
G_OBJECT (pika_widget_get_monitor (private->dialog)));
g_object_unref (image);
gtk_widget_destroy (private->dialog);
pika_image_new_set_last_template (pika, template);
g_object_unref (template);
}
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