From cf3bbe8ecb92548b6320d46d4a97197ab7bf6825 Mon Sep 17 00:00:00 2001
From: Valentin Villenave <vvillenave@hypra.fr>
Date: Thu, 7 Oct 2021 13:18:09 +0200
Subject: Mate Sticky notes applet: enable keyboard navigation through F6

As Tab and Shift-Tab get interpreted as indent/unindent, there
was no way of leaving the text area through keyboard only.
---
 stickynotes/stickynotes.c           |  4 ++++
 stickynotes/stickynotes_callbacks.c | 23 +++++++++++++++++++++++
 stickynotes/stickynotes_callbacks.h |  4 ++++
 3 files changed, 31 insertions(+)

diff --git a/stickynotes/stickynotes.c b/stickynotes/stickynotes.c
index be05a5fb..978e731e 100644
--- a/stickynotes/stickynotes.c
+++ b/stickynotes/stickynotes.c
@@ -368,6 +368,10 @@ stickynote_new_aux (GdkScreen *screen,
                       G_CALLBACK (gtk_widget_hide),
                       note);
 
+    g_signal_connect (note->w_window, "key-press-event",
+                      G_CALLBACK (stickynote_keypress_cb),
+                      note);
+
     g_object_unref (builder);
 
     g_signal_connect_after (note->w_body, "button-press-event",
diff --git a/stickynotes/stickynotes_callbacks.c b/stickynotes/stickynotes_callbacks.c
index 1d416f0f..b80f34e4 100644
--- a/stickynotes/stickynotes_callbacks.c
+++ b/stickynotes/stickynotes_callbacks.c
@@ -122,6 +122,29 @@ stickynote_show_popup_menu (GtkWidget      *widget,
     return FALSE;
 }
 
+/* Sticky Window Callback : Exit entry field on key press. */
+gboolean
+stickynote_keypress_cb (GtkWidget      *widget,
+                        GdkEventKey    *event,
+                        StickyNote     *note)
+{
+    GdkModifierType state = event->state & gtk_accelerator_get_default_mod_mask ();
+
+    switch (event->keyval) {
+        case GDK_KEY_F6:
+            if (state == 0)
+                gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD);
+            else if (state == GDK_SHIFT_MASK)
+                gtk_widget_child_focus(widget, GTK_DIR_TAB_BACKWARD);
+            else
+                break;
+            return TRUE;
+        default:
+            break;
+    }
+
+    return FALSE;
+}
 
 /* Popup Menu Callback : Create a new sticky note */
 void popup_create_cb (GtkWidget  *widget,
diff --git a/stickynotes/stickynotes_callbacks.h b/stickynotes/stickynotes_callbacks.h
index 42c86bb1..8934011f 100644
--- a/stickynotes/stickynotes_callbacks.h
+++ b/stickynotes/stickynotes_callbacks.h
@@ -49,6 +49,10 @@ gboolean
 stickynote_show_popup_menu (GtkWidget      *widget,
                             GdkEventButton *event,
                             GtkWidget      *popup_menu);
+gboolean
+stickynote_keypress_cb (GtkWidget      *widget,
+                        GdkEventKey    *event,
+                        StickyNote     *note);
 
 /* Callbacks for the sticky notes popup menu */
 void
-- 
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