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authorStefano Karapetsas <[email protected]>2013-10-18 14:55:24 +0200
committerStefano Karapetsas <[email protected]>2013-10-18 14:55:24 +0200
commit1d56fce29aa71f3d6c1023e7a635b7d5264dbbf7 (patch)
tree6af67b82f29984ff4e41cb6f590f01d27577d06c /image-converter/caja-image-rotator.c
parent92bafcb948929df5adad5ebcb70d383ae2c75158 (diff)
downloadcaja-extensions-1d56fce29aa71f3d6c1023e7a635b7d5264dbbf7.tar.bz2
caja-extensions-1d56fce29aa71f3d6c1023e7a635b7d5264dbbf7.tar.xz
Add image-converter extension
Diffstat (limited to 'image-converter/caja-image-rotator.c')
-rw-r--r--image-converter/caja-image-rotator.c406
1 files changed, 406 insertions, 0 deletions
diff --git a/image-converter/caja-image-rotator.c b/image-converter/caja-image-rotator.c
new file mode 100644
index 0000000..32c3d09
--- /dev/null
+++ b/image-converter/caja-image-rotator.c
@@ -0,0 +1,406 @@
+/*
+ * caja-image-rotator.c
+ *
+ * Copyright (C) 2004-2008 Jürg Billeter
+ *
+ * This library 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 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Author: Jürg Billeter <[email protected]>
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+ #include <config.h> /* for GETTEXT_PACKAGE */
+#endif
+
+#include "caja-image-rotator.h"
+
+#include <string.h>
+
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <gtk/gtk.h>
+
+#include <libcaja-extension/caja-file-info.h>
+
+typedef struct _CajaImageRotatorPrivate CajaImageRotatorPrivate;
+
+struct _CajaImageRotatorPrivate {
+ GList *files;
+
+ gchar *suffix;
+
+ int images_rotated;
+ int images_total;
+ gboolean cancelled;
+
+ gchar *angle;
+
+ GtkDialog *rotate_dialog;
+ GtkRadioButton *default_angle_radiobutton;
+ GtkComboBox *angle_combobox;
+ GtkRadioButton *custom_angle_radiobutton;
+ GtkSpinButton *angle_spinbutton;
+ GtkRadioButton *append_radiobutton;
+ GtkEntry *name_entry;
+ GtkRadioButton *inplace_radiobutton;
+
+ GtkWidget *progress_dialog;
+ GtkWidget *progress_bar;
+ GtkWidget *progress_label;
+};
+
+#define CAJA_IMAGE_ROTATOR_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), CAJA_TYPE_IMAGE_ROTATOR, CajaImageRotatorPrivate))
+
+G_DEFINE_TYPE (CajaImageRotator, caja_image_rotator, G_TYPE_OBJECT)
+
+enum {
+ PROP_FILES = 1,
+};
+
+typedef enum {
+ /* Place Signal Types Here */
+ SIGNAL_TYPE_EXAMPLE,
+ LAST_SIGNAL
+} CajaImageRotatorSignalType;
+
+static void
+caja_image_rotator_finalize(GObject *object)
+{
+ CajaImageRotator *dialog = CAJA_IMAGE_ROTATOR (object);
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (dialog);
+
+ g_free (priv->suffix);
+
+ G_OBJECT_CLASS(caja_image_rotator_parent_class)->finalize(object);
+}
+
+static void
+caja_image_rotator_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ CajaImageRotator *dialog = CAJA_IMAGE_ROTATOR (object);
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (dialog);
+
+ switch (property_id) {
+ case PROP_FILES:
+ priv->files = g_value_get_pointer (value);
+ priv->images_total = g_list_length (priv->files);
+ break;
+ default:
+ /* We don't have any other property... */
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object,property_id,pspec);
+ break;
+ }
+}
+
+static void
+caja_image_rotator_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ CajaImageRotator *self = CAJA_IMAGE_ROTATOR (object);
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (self);
+
+ switch (property_id) {
+ case PROP_FILES:
+ g_value_set_pointer (value, priv->files);
+ break;
+ default:
+ /* We don't have any other property... */
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object,property_id,pspec);
+ break;
+ }
+}
+
+static void
+caja_image_rotator_class_init(CajaImageRotatorClass *klass)
+{
+ g_type_class_add_private (klass, sizeof (CajaImageRotatorPrivate));
+
+ GObjectClass *object_class = G_OBJECT_CLASS(klass);
+ GParamSpec *files_param_spec;
+
+ object_class->finalize = caja_image_rotator_finalize;
+ object_class->set_property = caja_image_rotator_set_property;
+ object_class->get_property = caja_image_rotator_get_property;
+
+ files_param_spec = g_param_spec_pointer ("files",
+ "Files",
+ "Set selected files",
+ G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE);
+
+ g_object_class_install_property (object_class,
+ PROP_FILES,
+ files_param_spec);
+}
+
+static void run_op (CajaImageRotator *rotator);
+
+static GFile *
+caja_image_rotator_transform_filename (CajaImageRotator *rotator, GFile *orig_file)
+{
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ GFile *parent_file, *new_file;
+ char *basename, *extension, *new_basename;
+
+ g_return_val_if_fail (G_IS_FILE (orig_file), NULL);
+
+ parent_file = g_file_get_parent (orig_file);
+
+ basename = g_strdup (g_file_get_basename (orig_file));
+
+ extension = g_strdup (strrchr (basename, '.'));
+ if (extension != NULL)
+ basename[strlen (basename) - strlen (extension)] = '\0';
+
+ new_basename = g_strdup_printf ("%s%s%s", basename,
+ priv->suffix == NULL ? ".tmp" : priv->suffix,
+ extension == NULL ? "" : extension);
+ g_free (basename);
+ g_free (extension);
+
+ new_file = g_file_get_child (parent_file, new_basename);
+
+ g_object_unref (parent_file);
+ g_free (new_basename);
+
+ return new_file;
+}
+
+static void
+op_finished (GPid pid, gint status, gpointer data)
+{
+ CajaImageRotator *rotator = CAJA_IMAGE_ROTATOR (data);
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ gboolean retry = TRUE;
+
+ CajaFileInfo *file = CAJA_FILE_INFO (priv->files->data);
+
+ if (status != 0) {
+ /* rotating failed */
+ char *name = caja_file_info_get_name (file);
+
+ GtkWidget *msg_dialog = gtk_message_dialog_new (GTK_WINDOW (priv->progress_dialog),
+ GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_NONE,
+ "'%s' cannot be rotated. Check whether you have permission to write to this folder.",
+ name);
+ g_free (name);
+
+ gtk_dialog_add_button (GTK_DIALOG (msg_dialog), _("_Skip"), 1);
+ gtk_dialog_add_button (GTK_DIALOG (msg_dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
+ gtk_dialog_add_button (GTK_DIALOG (msg_dialog), _("_Retry"), 0);
+ gtk_dialog_set_default_response (GTK_DIALOG (msg_dialog), 0);
+
+ int response_id = gtk_dialog_run (GTK_DIALOG (msg_dialog));
+ gtk_widget_destroy (msg_dialog);
+ if (response_id == 0) {
+ retry = TRUE;
+ } else if (response_id == GTK_RESPONSE_CANCEL) {
+ priv->cancelled = TRUE;
+ } else if (response_id == 1) {
+ retry = FALSE;
+ }
+
+ } else if (priv->suffix == NULL) {
+ /* rotate image in place */
+ GFile *orig_location = caja_file_info_get_location (file);
+ GFile *new_location = caja_image_rotator_transform_filename (rotator, orig_location);
+ g_file_move (new_location, orig_location, G_FILE_COPY_OVERWRITE, NULL, NULL, NULL, NULL);
+ g_object_unref (orig_location);
+ g_object_unref (new_location);
+ }
+
+ if (status == 0 || !retry) {
+ /* image has been successfully rotated (or skipped) */
+ priv->images_rotated++;
+ priv->files = priv->files->next;
+ }
+
+ if (!priv->cancelled && priv->files != NULL) {
+ /* process next image */
+ run_op (rotator);
+ } else {
+ /* cancel/terminate operation */
+ gtk_widget_destroy (priv->progress_dialog);
+ }
+}
+
+static void
+run_op (CajaImageRotator *rotator)
+{
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ g_return_if_fail (priv->files != NULL);
+
+ CajaFileInfo *file = CAJA_FILE_INFO (priv->files->data);
+
+ GFile *orig_location = caja_file_info_get_location (file);
+ char *filename = g_file_get_path (orig_location);
+ GFile *new_location = caja_image_rotator_transform_filename (rotator, orig_location);
+ char *new_filename = g_file_get_path (new_location);
+ g_object_unref (orig_location);
+ g_object_unref (new_location);
+
+ /* FIXME: check whether new_uri already exists and provide "Replace _All", "_Skip", and "_Replace" options */
+
+ gchar *argv[8];
+ argv[0] = "/usr/bin/convert";
+ argv[1] = filename;
+ argv[2] = "-rotate";
+ argv[3] = priv->angle;
+ argv[4] = "-orient";
+ argv[5] = "TopLeft";
+ argv[6] = new_filename;
+ argv[7] = NULL;
+
+ pid_t pid;
+
+ if (!g_spawn_async (NULL, argv, NULL, G_SPAWN_DO_NOT_REAP_CHILD, NULL, NULL, &pid, NULL)) {
+ // FIXME: error handling
+ return;
+ }
+
+ g_free (filename);
+ g_free (new_filename);
+
+ g_child_watch_add (pid, op_finished, rotator);
+
+ char *tmp;
+
+ gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (priv->progress_bar), (double) (priv->images_rotated + 1) / priv->images_total);
+ tmp = g_strdup_printf (_("Rotating image: %d of %d"), priv->images_rotated + 1, priv->images_total);
+ gtk_progress_bar_set_text (GTK_PROGRESS_BAR (priv->progress_bar), tmp);
+ g_free (tmp);
+
+ char *name = caja_file_info_get_name (file);
+ tmp = g_strdup_printf (_("<i>Rotating \"%s\"</i>"), name);
+ g_free (name);
+ gtk_label_set_markup (GTK_LABEL (priv->progress_label), tmp);
+ g_free (tmp);
+
+}
+
+static void
+caja_image_rotator_response_cb (GtkDialog *dialog, gint response_id, gpointer user_data)
+{
+ CajaImageRotator *rotator = CAJA_IMAGE_ROTATOR (user_data);
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ if (response_id == GTK_RESPONSE_OK) {
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->append_radiobutton))) {
+ if (strlen (gtk_entry_get_text (priv->name_entry)) == 0) {
+ GtkWidget *msg_dialog = gtk_message_dialog_new (GTK_WINDOW (dialog),
+ GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_OK, _("Please enter a valid filename suffix!"));
+ gtk_dialog_run (GTK_DIALOG (msg_dialog));
+ gtk_widget_destroy (msg_dialog);
+ return;
+ }
+ priv->suffix = g_strdup (gtk_entry_get_text (priv->name_entry));
+ }
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->default_angle_radiobutton))) {
+ switch (gtk_combo_box_get_active (GTK_COMBO_BOX (priv->angle_combobox))) {
+ case 0:
+ priv->angle = g_strdup_printf ("90");
+ break;
+ case 1:
+ priv->angle = g_strdup_printf ("-90");
+ break;
+ case 2:
+ priv->angle = g_strdup_printf ("180");
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+ } else if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->custom_angle_radiobutton))) {
+ priv->angle = g_strdup_printf ("%d", (int) gtk_spin_button_get_value (priv->angle_spinbutton));
+ } else {
+ g_assert_not_reached ();
+ }
+
+ run_op (rotator);
+ }
+
+ gtk_widget_destroy (GTK_WIDGET (dialog));
+}
+
+static void
+caja_image_rotator_init(CajaImageRotator *rotator)
+{
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ GtkBuilder *ui;
+ gchar *path;
+ guint result;
+ GError *err = NULL;
+
+ /* Let's create our gtkbuilder and load the xml file */
+ ui = gtk_builder_new ();
+ gtk_builder_set_translation_domain (ui, GETTEXT_PACKAGE);
+ path = g_build_filename (DATADIR, PACKAGE, "caja-image-rotate.ui", NULL);
+ result = gtk_builder_add_from_file (ui, path, &err);
+ g_free (path);
+
+ /* If we're unable to load the xml file */
+ if (result == 0) {
+ g_warning ("%s", err->message);
+ g_error_free (err);
+ return;
+ }
+
+ /* Grab some widgets */
+ priv->rotate_dialog = GTK_DIALOG (gtk_builder_get_object (ui, "rotate_dialog"));
+ priv->default_angle_radiobutton =
+ GTK_RADIO_BUTTON (gtk_builder_get_object (ui, "default_angle_radiobutton"));
+ priv->angle_combobox = GTK_COMBO_BOX (gtk_builder_get_object (ui, "angle_combobox"));
+ priv->custom_angle_radiobutton =
+ GTK_RADIO_BUTTON (gtk_builder_get_object (ui, "custom_angle_radiobutton"));
+ priv->angle_spinbutton =
+ GTK_SPIN_BUTTON (gtk_builder_get_object (ui, "angle_spinbutton"));
+ priv->append_radiobutton =
+ GTK_RADIO_BUTTON (gtk_builder_get_object (ui, "append_radiobutton"));
+ priv->name_entry = GTK_ENTRY (gtk_builder_get_object (ui, "name_entry"));
+ priv->inplace_radiobutton =
+ GTK_RADIO_BUTTON (gtk_builder_get_object (ui, "inplace_radiobutton"));
+
+ /* Set default value for combobox */
+ gtk_combo_box_set_active (priv->angle_combobox, 0); /* 90° clockwise */
+
+ /* Connect the signal */
+ g_signal_connect (G_OBJECT (priv->rotate_dialog), "response",
+ (GCallback) caja_image_rotator_response_cb,
+ rotator);
+}
+
+CajaImageRotator *
+caja_image_rotator_new (GList *files)
+{
+ return g_object_new (CAJA_TYPE_IMAGE_ROTATOR, "files", files, NULL);
+}
+
+void
+caja_image_rotator_show_dialog (CajaImageRotator *rotator)
+{
+ CajaImageRotatorPrivate *priv = CAJA_IMAGE_ROTATOR_GET_PRIVATE (rotator);
+
+ gtk_widget_show (GTK_WIDGET (priv->rotate_dialog));
+}