/* * eom-close-confirmation-dialog.c * This file is part of eom * * Author: Marcus Carlson <marcus@mejlamej.nu> * * Based on gedit code (gedit/gedit-close-confirmation.c) by gedit Team * * Copyright (C) 2004-2009 GNOME Foundation * * 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., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <glib/gi18n.h> #include "eom-close-confirmation-dialog.h" #include <eom-window.h> #if GTK_CHECK_VERSION (3, 2, 0) #define gtk_hbox_new(X,Y) gtk_box_new(GTK_ORIENTATION_HORIZONTAL,Y) #define gtk_vbox_new(X,Y) gtk_box_new(GTK_ORIENTATION_VERTICAL,Y) #endif /* Properties */ enum { PROP_0, PROP_UNSAVED_IMAGES }; /* Mode */ enum { SINGLE_IMG_MODE, MULTIPLE_IMGS_MODE }; /* Columns */ enum { SAVE_COLUMN, IMAGE_COLUMN, NAME_COLUMN, IMG_COLUMN, /* a handy pointer to the image */ N_COLUMNS }; struct _EomCloseConfirmationDialogPrivate { GList *unsaved_images; GList *selected_images; GtkTreeModel *list_store; GtkCellRenderer *toggle_renderer; }; #define EOM_CLOSE_CONFIRMATION_DIALOG_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), \ EOM_TYPE_CLOSE_CONFIRMATION_DIALOG, \ EomCloseConfirmationDialogPrivate)) #define GET_MODE(priv) (((priv->unsaved_images != NULL) && \ (priv->unsaved_images->next == NULL)) ? \ SINGLE_IMG_MODE : MULTIPLE_IMGS_MODE) #define IMAGE_COLUMN_HEIGHT 40 G_DEFINE_TYPE(EomCloseConfirmationDialog, eom_close_confirmation_dialog, GTK_TYPE_DIALOG) static void set_unsaved_image (EomCloseConfirmationDialog *dlg, const GList *list); static GList *get_selected_imgs (GtkTreeModel *store); static GdkPixbuf * eom_close_confirmation_dialog_get_icon (const gchar *icon_name) { GError *error = NULL; GtkIconTheme *icon_theme; GdkPixbuf *pixbuf; icon_theme = gtk_icon_theme_get_default (); pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name, IMAGE_COLUMN_HEIGHT, 0, &error); if (!pixbuf) { g_warning ("Couldn't load icon: %s", error->message); g_error_free (error); } return pixbuf; } static GdkPixbuf* get_nothumb_pixbuf (void) { static GOnce nothumb_once = G_ONCE_INIT; g_once (¬humb_once, (GThreadFunc) eom_close_confirmation_dialog_get_icon, "image-x-generic"); return GDK_PIXBUF (g_object_ref (nothumb_once.retval)); } /* Since we connect in the costructor we are sure this handler will be called * before the user ones */ static void response_cb (EomCloseConfirmationDialog *dlg, gint response_id, gpointer data) { EomCloseConfirmationDialogPrivate *priv; g_return_if_fail (EOM_IS_CLOSE_CONFIRMATION_DIALOG (dlg)); priv = dlg->priv; if (priv->selected_images != NULL) g_list_free (priv->selected_images); if (response_id == GTK_RESPONSE_YES) { if (GET_MODE (priv) == SINGLE_IMG_MODE) { priv->selected_images = g_list_copy (priv->unsaved_images); } else { g_return_if_fail (priv->list_store); priv->selected_images = get_selected_imgs (priv->list_store); } } else priv->selected_images = NULL; } static void add_buttons (EomCloseConfirmationDialog *dlg) { gtk_dialog_add_button (GTK_DIALOG (dlg), _("Close _without Saving"), GTK_RESPONSE_NO); gtk_dialog_add_button (GTK_DIALOG (dlg), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL); gtk_dialog_add_button (GTK_DIALOG (dlg), GTK_STOCK_SAVE, GTK_RESPONSE_YES); gtk_dialog_set_default_response (GTK_DIALOG (dlg), GTK_RESPONSE_YES); } static void eom_close_confirmation_dialog_init (EomCloseConfirmationDialog *dlg) { AtkObject *atk_obj; dlg->priv = EOM_CLOSE_CONFIRMATION_DIALOG_GET_PRIVATE (dlg); gtk_container_set_border_width (GTK_CONTAINER (dlg), 5); gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dlg))), 14); gtk_window_set_resizable (GTK_WINDOW (dlg), FALSE); gtk_window_set_skip_taskbar_hint (GTK_WINDOW (dlg), TRUE); gtk_window_set_title (GTK_WINDOW (dlg), ""); gtk_window_set_modal (GTK_WINDOW (dlg), TRUE); gtk_window_set_destroy_with_parent (GTK_WINDOW (dlg), TRUE); atk_obj = gtk_widget_get_accessible (GTK_WIDGET (dlg)); atk_object_set_role (atk_obj, ATK_ROLE_ALERT); atk_object_set_name (atk_obj, _("Question")); g_signal_connect (dlg, "response", G_CALLBACK (response_cb), NULL); } static void eom_close_confirmation_dialog_finalize (GObject *object) { EomCloseConfirmationDialogPrivate *priv; priv = EOM_CLOSE_CONFIRMATION_DIALOG (object)->priv; if (priv->unsaved_images != NULL) g_list_free (priv->unsaved_images); if (priv->selected_images != NULL) g_list_free (priv->selected_images); /* Call the parent's destructor */ G_OBJECT_CLASS (eom_close_confirmation_dialog_parent_class)->finalize (object); } static void eom_close_confirmation_dialog_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { EomCloseConfirmationDialog *dlg; dlg = EOM_CLOSE_CONFIRMATION_DIALOG (object); switch (prop_id) { case PROP_UNSAVED_IMAGES: set_unsaved_image (dlg, g_value_get_pointer (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void eom_close_confirmation_dialog_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { EomCloseConfirmationDialogPrivate *priv; priv = EOM_CLOSE_CONFIRMATION_DIALOG (object)->priv; switch( prop_id ) { case PROP_UNSAVED_IMAGES: g_value_set_pointer (value, priv->unsaved_images); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void eom_close_confirmation_dialog_class_init (EomCloseConfirmationDialogClass *klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); gobject_class->set_property = eom_close_confirmation_dialog_set_property; gobject_class->get_property = eom_close_confirmation_dialog_get_property; gobject_class->finalize = eom_close_confirmation_dialog_finalize; g_type_class_add_private (klass, sizeof (EomCloseConfirmationDialogPrivate)); g_object_class_install_property (gobject_class, PROP_UNSAVED_IMAGES, g_param_spec_pointer ("unsaved_images", "Unsaved Images", "List of Unsaved Images", (G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY))); } static GList * get_selected_imgs (GtkTreeModel *store) { GList *list; gboolean valid; GtkTreeIter iter; list = NULL; valid = gtk_tree_model_get_iter_first (store, &iter); while (valid) { gboolean to_save; EomImage *img; gtk_tree_model_get (store, &iter, SAVE_COLUMN, &to_save, IMG_COLUMN, &img, -1); if (to_save) list = g_list_prepend (list, img); valid = gtk_tree_model_iter_next (store, &iter); } list = g_list_reverse (list); return list; } GList * eom_close_confirmation_dialog_get_selected_images (EomCloseConfirmationDialog *dlg) { g_return_val_if_fail (EOM_IS_CLOSE_CONFIRMATION_DIALOG (dlg), NULL); return g_list_copy (dlg->priv->selected_images); } GtkWidget * eom_close_confirmation_dialog_new (GtkWindow *parent, GList *unsaved_images) { GtkWidget *dlg; GtkWindowGroup *wg; g_return_val_if_fail (unsaved_images != NULL, NULL); dlg = GTK_WIDGET (g_object_new (EOM_TYPE_CLOSE_CONFIRMATION_DIALOG, "unsaved_images", unsaved_images, NULL)); g_return_val_if_fail (dlg != NULL, NULL); if (parent != NULL) { wg = gtk_window_get_group (parent); /* gtk_window_get_group returns a default group when the given * window doesn't have a group. Explicitly add the window to * the group here to make sure it's actually in the returned * group. It makes no difference if it is already. */ gtk_window_group_add_window (wg, parent); gtk_window_group_add_window (wg, GTK_WINDOW (dlg)); gtk_window_set_transient_for (GTK_WINDOW (dlg), parent); } return dlg; } GtkWidget * eom_close_confirmation_dialog_new_single (GtkWindow *parent, EomImage *image) { GtkWidget *dlg; GList *unsaved_images; g_return_val_if_fail (image != NULL, NULL); unsaved_images = g_list_prepend (NULL, image); dlg = eom_close_confirmation_dialog_new (parent, unsaved_images); g_list_free (unsaved_images); return dlg; } static gchar * get_text_secondary_label (EomImage *image) { gchar *secondary_msg; secondary_msg = g_strdup (_("If you don't save, your changes will be lost.")); return secondary_msg; } static void build_single_img_dialog (EomCloseConfirmationDialog *dlg) { GtkWidget *hbox; GtkWidget *vbox; GtkWidget *primary_label; GtkWidget *secondary_label; GtkWidget *image; EomImage *img; const gchar *image_name; gchar *str; gchar *markup_str; g_return_if_fail (dlg->priv->unsaved_images->data != NULL); img = EOM_IMAGE (dlg->priv->unsaved_images->data); /* Image */ image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_DIALOG); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_valign (image, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (image), 0.5, 0.0); #endif /* Primary label */ primary_label = gtk_label_new (NULL); gtk_label_set_line_wrap (GTK_LABEL (primary_label), TRUE); gtk_label_set_use_markup (GTK_LABEL (primary_label), TRUE); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_halign (primary_label, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (primary_label), 0.0, 0.5); #endif gtk_label_set_selectable (GTK_LABEL (primary_label), TRUE); image_name = eom_image_get_caption (img); str = g_markup_printf_escaped (_("Save changes to image \"%s\" before closing?"), image_name); markup_str = g_strconcat ("<span weight=\"bold\" size=\"larger\">", str, "</span>", NULL); g_free (str); gtk_label_set_markup (GTK_LABEL (primary_label), markup_str); g_free (markup_str); /* Secondary label */ str = get_text_secondary_label (img); secondary_label = gtk_label_new (str); g_free (str); gtk_label_set_line_wrap (GTK_LABEL (secondary_label), TRUE); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_halign (secondary_label, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (secondary_label), 0.0, 0.5); #endif gtk_label_set_selectable (GTK_LABEL (secondary_label), TRUE); hbox = gtk_hbox_new (FALSE, 12); gtk_container_set_border_width (GTK_CONTAINER (hbox), 5); gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0); vbox = gtk_vbox_new (FALSE, 12); gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), primary_label, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), secondary_label, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dlg))), hbox, FALSE, FALSE, 0); add_buttons (dlg); gtk_widget_show_all (hbox); } static void populate_model (GtkTreeModel *store, GList *imgs) { GtkTreeIter iter; while (imgs != NULL) { EomImage *img; const gchar *name; GdkPixbuf *buf = NULL; GdkPixbuf *buf_scaled = NULL; int width; double ratio; img = EOM_IMAGE (imgs->data); name = eom_image_get_caption (img); buf = eom_image_get_thumbnail (img); if (buf) { ratio = IMAGE_COLUMN_HEIGHT / (double) gdk_pixbuf_get_height (buf); width = (int) (gdk_pixbuf_get_width (buf) * ratio); buf_scaled = gdk_pixbuf_scale_simple (buf, width, IMAGE_COLUMN_HEIGHT, GDK_INTERP_BILINEAR); } else buf_scaled = get_nothumb_pixbuf (); gtk_list_store_append (GTK_LIST_STORE (store), &iter); gtk_list_store_set (GTK_LIST_STORE (store), &iter, SAVE_COLUMN, TRUE, IMAGE_COLUMN, buf_scaled, NAME_COLUMN, name, IMG_COLUMN, img, -1); imgs = g_list_next (imgs); g_object_unref (buf_scaled); } } static void save_toggled (GtkCellRendererToggle *renderer, gchar *path_str, GtkTreeModel *store) { GtkTreePath *path = gtk_tree_path_new_from_string (path_str); GtkTreeIter iter; gboolean active; gtk_tree_model_get_iter (store, &iter, path); gtk_tree_model_get (store, &iter, SAVE_COLUMN, &active, -1); active ^= 1; gtk_list_store_set (GTK_LIST_STORE (store), &iter, SAVE_COLUMN, active, -1); gtk_tree_path_free (path); } static GtkWidget * create_treeview (EomCloseConfirmationDialogPrivate *priv) { GtkListStore *store; GtkWidget *treeview; GtkCellRenderer *renderer; GtkTreeViewColumn *column; treeview = gtk_tree_view_new (); gtk_widget_set_size_request (treeview, 260, 120); gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), FALSE); gtk_tree_view_set_enable_search (GTK_TREE_VIEW (treeview), FALSE); /* Create and populate the model */ store = gtk_list_store_new (N_COLUMNS, G_TYPE_BOOLEAN, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_POINTER); populate_model (GTK_TREE_MODEL (store), priv->unsaved_images); /* Set model to the treeview */ gtk_tree_view_set_model (GTK_TREE_VIEW (treeview), GTK_TREE_MODEL (store)); g_object_unref (store); priv->list_store = GTK_TREE_MODEL (store); /* Add columns */ priv->toggle_renderer = renderer = gtk_cell_renderer_toggle_new (); g_signal_connect (renderer, "toggled", G_CALLBACK (save_toggled), store); column = gtk_tree_view_column_new_with_attributes ("Save?", renderer, "active", SAVE_COLUMN, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); renderer = gtk_cell_renderer_pixbuf_new (); column = gtk_tree_view_column_new_with_attributes ("Image", renderer, "pixbuf", IMAGE_COLUMN, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); renderer = gtk_cell_renderer_text_new (); column = gtk_tree_view_column_new_with_attributes ("Name", renderer, "text", NAME_COLUMN, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); return treeview; } static void build_multiple_imgs_dialog (EomCloseConfirmationDialog *dlg) { EomCloseConfirmationDialogPrivate *priv; GtkWidget *hbox; GtkWidget *image; GtkWidget *vbox; GtkWidget *primary_label; GtkWidget *vbox2; GtkWidget *select_label; GtkWidget *scrolledwindow; GtkWidget *treeview; GtkWidget *secondary_label; gchar *str; gchar *markup_str; priv = dlg->priv; hbox = gtk_hbox_new (FALSE, 12); gtk_container_set_border_width (GTK_CONTAINER (hbox), 5); gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dlg))), hbox, TRUE, TRUE, 0); /* Image */ image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_DIALOG); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_valign (image, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (image), 0.5, 0.0); #endif gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0); vbox = gtk_vbox_new (FALSE, 12); gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0); /* Primary label */ primary_label = gtk_label_new (NULL); gtk_label_set_line_wrap (GTK_LABEL (primary_label), TRUE); gtk_label_set_use_markup (GTK_LABEL (primary_label), TRUE); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_halign (primary_label, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (primary_label), 0.0, 0.5); #endif gtk_label_set_selectable (GTK_LABEL (primary_label), TRUE); str = g_strdup_printf ( ngettext ("There is %d image with unsaved changes. " "Save changes before closing?", "There are %d images with unsaved changes. " "Save changes before closing?", g_list_length (priv->unsaved_images)), g_list_length (priv->unsaved_images)); markup_str = g_strconcat ("<span weight=\"bold\" size=\"larger\">", str, "</span>", NULL); g_free (str); gtk_label_set_markup (GTK_LABEL (primary_label), markup_str); g_free (markup_str); gtk_box_pack_start (GTK_BOX (vbox), primary_label, FALSE, FALSE, 0); vbox2 = gtk_vbox_new (FALSE, 8); gtk_box_pack_start (GTK_BOX (vbox), vbox2, FALSE, FALSE, 0); select_label = gtk_label_new_with_mnemonic (_("S_elect the images you want to save:")); gtk_box_pack_start (GTK_BOX (vbox2), select_label, FALSE, FALSE, 0); gtk_label_set_line_wrap (GTK_LABEL (select_label), TRUE); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_halign (select_label, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (select_label), 0.0, 0.5); #endif scrolledwindow = gtk_scrolled_window_new (NULL, NULL); gtk_box_pack_start (GTK_BOX (vbox2), scrolledwindow, TRUE, TRUE, 0); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolledwindow), GTK_SHADOW_IN); treeview = create_treeview (priv); gtk_container_add (GTK_CONTAINER (scrolledwindow), treeview); /* Secondary label */ secondary_label = gtk_label_new (_("If you don't save, " "all your changes will be lost.")); gtk_box_pack_start (GTK_BOX (vbox2), secondary_label, FALSE, FALSE, 0); gtk_label_set_line_wrap (GTK_LABEL (secondary_label), TRUE); #if GTK_CHECK_VERSION (3, 14, 0) gtk_widget_set_halign (secondary_label, GTK_ALIGN_START); #else gtk_misc_set_alignment (GTK_MISC (secondary_label), 0, 0.5); #endif gtk_label_set_selectable (GTK_LABEL (secondary_label), TRUE); gtk_label_set_mnemonic_widget (GTK_LABEL (select_label), treeview); add_buttons (dlg); gtk_widget_show_all (hbox); } static void set_unsaved_image (EomCloseConfirmationDialog *dlg, const GList *list) { EomCloseConfirmationDialogPrivate *priv; g_return_if_fail (list != NULL); priv = dlg->priv; g_return_if_fail (priv->unsaved_images == NULL); priv->unsaved_images = g_list_copy ((GList *)list); if (GET_MODE (priv) == SINGLE_IMG_MODE) { build_single_img_dialog (dlg); } else { build_multiple_imgs_dialog (dlg); } } const GList * eom_close_confirmation_dialog_get_unsaved_images (EomCloseConfirmationDialog *dlg) { g_return_val_if_fail (EOM_IS_CLOSE_CONFIRMATION_DIALOG (dlg), NULL); return dlg->priv->unsaved_images; } void eom_close_confirmation_dialog_set_sensitive (EomCloseConfirmationDialog *dlg, gboolean value) { GtkWidget *action_area; g_return_if_fail (EOM_IS_CLOSE_CONFIRMATION_DIALOG (dlg)); action_area = gtk_dialog_get_action_area (GTK_DIALOG (dlg)); gtk_widget_set_sensitive (action_area, value); if (dlg->priv->toggle_renderer) gtk_cell_renderer_toggle_set_activatable (GTK_CELL_RENDERER_TOGGLE (dlg->priv->toggle_renderer), value); }