Add tooltip that tells user how to edit dive information

This adds the tooltip just to the Dive Notes page of the notebook area -
that's where people are tempted to try to do "edit in-place" which we
currently don't support.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/gtk-gui.c b/gtk-gui.c
index 8cb5c47e3..1c4672ac2 100644
--- a/gtk-gui.c
+++ b/gtk-gui.c
@@ -1488,6 +1488,17 @@ static gboolean on_key_press(GtkWidget *w, GdkEventKey *event, GtkWidget *diveli
 	return FALSE;
 }
 
+static gboolean notebook_tooltip (GtkWidget *widget, gint x, gint y,
+			gboolean keyboard_mode, GtkTooltip *tooltip, gpointer data)
+{
+	if (gtk_notebook_get_current_page(GTK_NOTEBOOK(widget)) == 0) {
+		gtk_tooltip_set_text(tooltip, _("To edit dive information\ndouble click on it in the dive list"));
+		return TRUE;
+	} else {
+		return FALSE;
+	}
+}
+
 void init_ui(int *argcp, char ***argvp)
 {
 	GtkWidget *win;
@@ -1597,6 +1608,10 @@ void init_ui(int *argcp, char ***argvp)
 	nb_page = total_stats_widget();
 	gtk_notebook_append_page(GTK_NOTEBOOK(notebook), nb_page, gtk_label_new(_("Stats")));
 
+	/* add tooltip that tells people how to edit things */
+	g_object_set(notebook, "has-tooltip", TRUE, NULL);
+	g_signal_connect(notebook, "query-tooltip", G_CALLBACK(notebook_tooltip), NULL);
+
 	/* handle some keys globally (to deal with gtk focus issues) */
 	g_signal_connect (G_OBJECT (win), "key_press_event", G_CALLBACK (on_key_press), dive_list);