Send text clipboard content as keystrokes

This patch add a submenu in the keystrokes tool menu
"Send clipboard content as keystrokes".

This is useful when the remote clipboard doesn't work

Should fix #2476

Signed-off-by: Antenore Gatta <antenore@simbiosi.org>

3 files changed, 55 insertions, 0 deletions

diff --git a/src/rcw.c b/src/rcw.c
index 702143139..d2190f6d6 100644
--- a/src/rcw.c
+++ b/src/rcw.c
@@ -1967,6 +1967,12 @@ static void rcw_toolbar_tools(GtkToolItem *toggle, RemminaConnectionWindow *cnnw
 				}
 				g_strfreev(keystroke_values);
 			}
+			menuitem = gtk_menu_item_new_with_label(_("Send clipboard content as text"));
+			gtk_menu_shell_append(GTK_MENU_SHELL(submenu_keystrokes), menuitem);
+			g_signal_connect_swapped(G_OBJECT(menuitem), "activate",
+						    G_CALLBACK(remmina_protocol_widget_send_clipboard),
+						    REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
+			gtk_widget_show(menuitem);
 		}
 		g_strfreev(keystrokes);
 	}
diff --git a/src/remmina_protocol_widget.c b/src/remmina_protocol_widget.c
index 1655850fb..538394abb 100644
--- a/src/remmina_protocol_widget.c
+++ b/src/remmina_protocol_widget.c
@@ -579,8 +579,56 @@ void remmina_protocol_widget_send_keystrokes(RemminaProtocolWidget *gp, GtkMenuI
 	return;
 }
 
+void remmina_protocol_widget_send_clip_strokes(GtkClipboard *clipboard, const gchar *text, gpointer data)
+{
+	TRACE_CALL(__func__);
+
+	guint *keyvals;
+	gunichar character;
+	guint keyval;
+	gint n_keys;
+
+	RemminaProtocolWidget *gp = REMMINA_PROTOCOL_WIDGET(data);
+	if (remmina_protocol_widget_plugin_receives_keystrokes(gp)) {
+		if(text) {
+			gchar *iter = g_strdup(text);
+			keyvals = (guint *)g_malloc(strlen(text));
+			while (TRUE) {
+				/* Process each character in the keystrokes */
+				character = g_utf8_get_char_validated(iter, -1);
+				if (character == 0)
+					break;
+				keyval = gdk_unicode_to_keyval(character);
+
+				n_keys = 0;
+				keyvals[n_keys++] = keyval;
+				/* Send keystroke to the plugin */
+				gp->priv->plugin->send_keystrokes(gp, keyvals, n_keys);
+
+				iter = g_utf8_find_next_char(iter, NULL);
+			}
+		}
+	}
+	return;
+}
+
+void remmina_protocol_widget_send_clipboard(RemminaProtocolWidget *gp, GtkMenuItem *widget)
+{
+	TRACE_CALL(__func__);
+	GtkClipboard *clipboard;
+
+	clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
+
+	/* Request the contents of the clipboard, contents_received will be
+	   called when we do get the contents.
+	   */
+	gtk_clipboard_request_text (clipboard,
+			remmina_protocol_widget_send_clip_strokes, gp);
+}
+
 gboolean remmina_protocol_widget_plugin_screenshot(RemminaProtocolWidget *gp, RemminaPluginScreenshotData *rpsd)
 {
+	TRACE_CALL(__func__);
 	if (!gp->priv->plugin->get_plugin_screenshot) {
 		REMMINA_DEBUG("plugin screenshot function is not implemented, using core Remmina functionality");
 		return FALSE;
diff --git a/src/remmina_protocol_widget.h b/src/remmina_protocol_widget.h
index abb971159..9ad92c5fc 100644
--- a/src/remmina_protocol_widget.h
+++ b/src/remmina_protocol_widget.h
@@ -169,6 +169,7 @@ void remmina_protocol_widget_send_keys_signals(GtkWidget *widget, const guint *k
 gboolean remmina_protocol_widget_plugin_receives_keystrokes(RemminaProtocolWidget *gp);
 /* Send to the plugin some keystrokes */
 void remmina_protocol_widget_send_keystrokes(RemminaProtocolWidget *gp, GtkMenuItem *widget);
+void remmina_protocol_widget_send_clipboard(RemminaProtocolWidget *gp, GtkMenuItem *widget);
 /* Take screenshot of plugin */
 gboolean remmina_protocol_widget_plugin_screenshot(RemminaProtocolWidget *gp, RemminaPluginScreenshotData *rpsd);