forked from AuroraMiddleware/gtk
394 lines
12 KiB
C
394 lines
12 KiB
C
/* List Box
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*
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* GtkListBox allows lists with complicated layouts, using
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* regular widgets supporting sorting and filtering.
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*
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*/
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#include <gtk/gtk.h>
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#include <stdlib.h>
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#include <string.h>
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static GdkPixbuf *avatar_pixbuf_other;
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static GtkWidget *window = NULL;
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#define GTK_TYPE_MESSAGE (gtk_message_get_type ())
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#define GTK_MESSAGE(message) (G_TYPE_CHECK_INSTANCE_CAST ((message), GTK_TYPE_MESSAGE, GtkMessage))
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#define GTK_MESSAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_MESSAGE, GtkMessageClass))
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#define GTK_IS_MESSAGE(message) (G_TYPE_CHECK_INSTANCE_TYPE ((message), GTK_TYPE_MESSAGE))
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#define GTK_IS_MESSAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_MESSAGE))
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#define GTK_MESSAGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_MESSAGE, GtkMessageClass))
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#define GTK_TYPE_MESSAGE_ROW (gtk_message_row_get_type ())
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#define GTK_MESSAGE_ROW(message_row) (G_TYPE_CHECK_INSTANCE_CAST ((message_row), GTK_TYPE_MESSAGE_ROW, GtkMessageRow))
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#define GTK_MESSAGE_ROW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_MESSAGE_ROW, GtkMessageRowClass))
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#define GTK_IS_MESSAGE_ROW(message_row) (G_TYPE_CHECK_INSTANCE_TYPE ((message_row), GTK_TYPE_MESSAGE_ROW))
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#define GTK_IS_MESSAGE_ROW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_MESSAGE_ROW))
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#define GTK_MESSAGE_ROW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_MESSAGE_ROW, GtkMessageRowClass))
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typedef struct _GtkMessage GtkMessage;
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typedef struct _GtkMessageClass GtkMessageClass;
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typedef struct _GtkMessageRow GtkMessageRow;
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typedef struct _GtkMessageRowClass GtkMessageRowClass;
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typedef struct _GtkMessageRowPrivate GtkMessageRowPrivate;
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struct _GtkMessage
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{
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GObject parent;
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guint id;
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char *sender_name;
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char *sender_nick;
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char *message;
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gint64 time;
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guint reply_to;
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char *resent_by;
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int n_favorites;
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int n_reshares;
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};
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struct _GtkMessageClass
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{
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GObjectClass parent_class;
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};
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struct _GtkMessageRow
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{
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GtkListBoxRow parent;
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GtkMessageRowPrivate *priv;
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};
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struct _GtkMessageRowClass
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{
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GtkListBoxRowClass parent_class;
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};
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struct _GtkMessageRowPrivate
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{
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GtkMessage *message;
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GtkRevealer *details_revealer;
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GtkImage *avatar_image;
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GtkWidget *extra_buttons_box;
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GtkLabel *content_label;
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GtkLabel *source_name;
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GtkLabel *source_nick;
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GtkLabel *short_time_label;
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GtkLabel *detailed_time_label;
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GtkBox *resent_box;
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GtkLinkButton *resent_by_button;
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GtkLabel *n_favorites_label;
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GtkLabel *n_reshares_label;
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GtkButton *expand_button;
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};
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GType gtk_message_get_type (void) G_GNUC_CONST;
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GType gtk_message_row_get_type (void) G_GNUC_CONST;
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G_DEFINE_TYPE (GtkMessage, gtk_message, G_TYPE_OBJECT);
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static void
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gtk_message_finalize (GObject *obj)
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{
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GtkMessage *msg = GTK_MESSAGE (obj);
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g_free (msg->sender_name);
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g_free (msg->sender_nick);
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g_free (msg->message);
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g_free (msg->resent_by);
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G_OBJECT_CLASS (gtk_message_parent_class)->finalize (obj);
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}
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static void
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gtk_message_class_init (GtkMessageClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = gtk_message_finalize;
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}
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static void
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gtk_message_init (GtkMessage *msg)
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{
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}
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static void
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gtk_message_parse (GtkMessage *msg, const char *str)
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{
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char **strv;
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int i;
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strv = g_strsplit (str, "|", 0);
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i = 0;
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msg->id = strtol (strv[i++], NULL, 10);
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msg->sender_name = g_strdup (strv[i++]);
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msg->sender_nick = g_strdup (strv[i++]);
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msg->message = g_strdup (strv[i++]);
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msg->time = strtol (strv[i++], NULL, 10);
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if (strv[i])
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{
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msg->reply_to = strtol (strv[i++], NULL, 10);
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if (strv[i])
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{
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if (*strv[i])
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msg->resent_by = g_strdup (strv[i]);
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i++;
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if (strv[i])
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{
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msg->n_favorites = strtol (strv[i++], NULL, 10);
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if (strv[i])
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{
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msg->n_reshares = strtol (strv[i++], NULL, 10);
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}
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}
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}
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}
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g_strfreev (strv);
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}
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static GtkMessage *
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gtk_message_new (const char *str)
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{
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GtkMessage *msg;
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msg = g_object_new (gtk_message_get_type (), NULL);
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gtk_message_parse (msg, str);
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return msg;
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}
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G_DEFINE_TYPE_WITH_PRIVATE (GtkMessageRow, gtk_message_row, GTK_TYPE_LIST_BOX_ROW);
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static void
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gtk_message_row_update (GtkMessageRow *row)
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{
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GtkMessageRowPrivate *priv = row->priv;
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GDateTime *t;
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char *s;
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gtk_label_set_text (priv->source_name, priv->message->sender_name);
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gtk_label_set_text (priv->source_nick, priv->message->sender_nick);
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gtk_label_set_text (priv->content_label, priv->message->message);
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t = g_date_time_new_from_unix_utc (priv->message->time);
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s = g_date_time_format (t, "%e %b %y");
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gtk_label_set_text (priv->short_time_label, s);
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g_free (s);
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s = g_date_time_format (t, "%X - %e %b %Y");
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gtk_label_set_text (priv->detailed_time_label, s);
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g_free (s);
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g_date_time_unref (t);
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gtk_widget_set_visible (GTK_WIDGET(priv->n_favorites_label),
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priv->message->n_favorites != 0);
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s = g_strdup_printf ("<b>%d</b>\nFavorites", priv->message->n_favorites);
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gtk_label_set_markup (priv->n_favorites_label, s);
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g_free (s);
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gtk_widget_set_visible (GTK_WIDGET(priv->n_reshares_label),
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priv->message->n_reshares != 0);
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s = g_strdup_printf ("<b>%d</b>\nReshares", priv->message->n_reshares);
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gtk_label_set_markup (priv->n_reshares_label, s);
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g_free (s);
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gtk_widget_set_visible (GTK_WIDGET (priv->resent_box), priv->message->resent_by != NULL);
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if (priv->message->resent_by)
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gtk_button_set_label (GTK_BUTTON (priv->resent_by_button), priv->message->resent_by);
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if (strcmp (priv->message->sender_nick, "@GTKtoolkit") == 0)
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{
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gtk_image_set_from_icon_name (priv->avatar_image, "gtk3-demo");
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gtk_image_set_icon_size (priv->avatar_image, GTK_ICON_SIZE_LARGE);
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}
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else
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gtk_image_set_from_pixbuf (priv->avatar_image, avatar_pixbuf_other);
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}
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static void
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gtk_message_row_expand (GtkMessageRow *row)
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{
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GtkMessageRowPrivate *priv = row->priv;
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gboolean expand;
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expand = !gtk_revealer_get_reveal_child (priv->details_revealer);
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gtk_revealer_set_reveal_child (priv->details_revealer, expand);
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if (expand)
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gtk_button_set_label (priv->expand_button, "Hide");
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else
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gtk_button_set_label (priv->expand_button, "Expand");
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}
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static void
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expand_clicked (GtkMessageRow *row,
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GtkButton *button)
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{
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gtk_message_row_expand (row);
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}
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static void
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reshare_clicked (GtkMessageRow *row,
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GtkButton *button)
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{
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GtkMessageRowPrivate *priv = row->priv;
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priv->message->n_reshares++;
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gtk_message_row_update (row);
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}
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static void
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favorite_clicked (GtkMessageRow *row,
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GtkButton *button)
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{
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GtkMessageRowPrivate *priv = row->priv;
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priv->message->n_favorites++;
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gtk_message_row_update (row);
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}
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static void
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gtk_message_row_state_flags_changed (GtkWidget *widget,
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GtkStateFlags previous_state_flags)
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{
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GtkMessageRowPrivate *priv = GTK_MESSAGE_ROW (widget)->priv;
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GtkStateFlags flags;
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flags = gtk_widget_get_state_flags (widget);
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gtk_widget_set_visible (priv->extra_buttons_box,
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flags & (GTK_STATE_FLAG_PRELIGHT | GTK_STATE_FLAG_SELECTED));
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GTK_WIDGET_CLASS (gtk_message_row_parent_class)->state_flags_changed (widget, previous_state_flags);
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}
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static void
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gtk_message_row_finalize (GObject *obj)
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{
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GtkMessageRowPrivate *priv = GTK_MESSAGE_ROW (obj)->priv;
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g_object_unref (priv->message);
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G_OBJECT_CLASS (gtk_message_row_parent_class)->finalize(obj);
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}
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static void
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gtk_message_row_class_init (GtkMessageRowClass *klass)
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{
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = gtk_message_row_finalize;
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gtk_widget_class_set_template_from_resource (widget_class, "/listbox/listbox.ui");
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, content_label);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, source_name);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, source_nick);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, short_time_label);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, detailed_time_label);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, extra_buttons_box);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, details_revealer);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, avatar_image);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, resent_box);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, resent_by_button);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, n_reshares_label);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, n_favorites_label);
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gtk_widget_class_bind_template_child_private (widget_class, GtkMessageRow, expand_button);
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gtk_widget_class_bind_template_callback (widget_class, expand_clicked);
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gtk_widget_class_bind_template_callback (widget_class, reshare_clicked);
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gtk_widget_class_bind_template_callback (widget_class, favorite_clicked);
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widget_class->state_flags_changed = gtk_message_row_state_flags_changed;
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}
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static void
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gtk_message_row_init (GtkMessageRow *row)
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{
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row->priv = gtk_message_row_get_instance_private (row);
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gtk_widget_init_template (GTK_WIDGET (row));
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}
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static GtkMessageRow *
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gtk_message_row_new (GtkMessage *message)
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{
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GtkMessageRow *row;
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row = g_object_new (gtk_message_row_get_type (), NULL);
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row->priv->message = message;
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gtk_message_row_update (row);
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return row;
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}
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static int
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gtk_message_row_sort (GtkMessageRow *a, GtkMessageRow *b, gpointer data)
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{
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return b->priv->message->time - a->priv->message->time;
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}
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static void
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row_activated (GtkListBox *listbox, GtkListBoxRow *row)
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{
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gtk_message_row_expand (GTK_MESSAGE_ROW (row));
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}
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GtkWidget *
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do_listbox (GtkWidget *do_widget)
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{
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GtkWidget *scrolled, *listbox, *vbox, *label;
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GtkMessage *message;
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GtkMessageRow *row;
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GBytes *data;
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char **lines;
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int i;
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if (!window)
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{
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avatar_pixbuf_other = gdk_pixbuf_new_from_resource_at_scale ("/listbox/apple-red.png", 32, 32, FALSE, NULL);
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window = gtk_window_new ();
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gtk_window_set_display (GTK_WINDOW (window),
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gtk_widget_get_display (do_widget));
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gtk_window_set_title (GTK_WINDOW (window), "List Box");
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gtk_window_set_default_size (GTK_WINDOW (window), 400, 600);
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g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
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gtk_window_set_child (GTK_WINDOW (window), vbox);
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label = gtk_label_new ("Messages from GTK and friends");
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gtk_box_append (GTK_BOX (vbox), label);
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scrolled = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
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gtk_widget_set_vexpand (scrolled, TRUE);
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gtk_box_append (GTK_BOX (vbox), scrolled);
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listbox = gtk_list_box_new ();
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolled), listbox);
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gtk_list_box_set_sort_func (GTK_LIST_BOX (listbox), (GtkListBoxSortFunc)gtk_message_row_sort, listbox, NULL);
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gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (listbox), FALSE);
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g_signal_connect (listbox, "row-activated", G_CALLBACK (row_activated), NULL);
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data = g_resources_lookup_data ("/listbox/messages.txt", 0, NULL);
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lines = g_strsplit (g_bytes_get_data (data, NULL), "\n", 0);
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for (i = 0; lines[i] != NULL && *lines[i]; i++)
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{
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message = gtk_message_new (lines[i]);
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row = gtk_message_row_new (message);
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gtk_widget_show (GTK_WIDGET (row));
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gtk_list_box_insert (GTK_LIST_BOX (listbox), GTK_WIDGET (row), -1);
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}
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g_strfreev (lines);
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g_bytes_unref (data);
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}
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if (!gtk_widget_get_visible (window))
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gtk_widget_show (window);
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else
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gtk_window_destroy (GTK_WINDOW (window));
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return window;
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}
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