meta-openembedded/meta-oe/recipes-graphics/lxdm/lxdm/0008-greeter.c-show-information-on-gtk-label-info.patch

From bb4ff4b134383bfdadf7cb5353d3553a8a72d47e Mon Sep 17 00:00:00 2001
From: Kai Kang <kai.kang@windriver.com>
Date: Wed, 13 Jan 2021 10:45:48 +0800
Subject: [PATCH 8/8] greeter.c: show information on gtk label 'info'

Show information on a gtk label 'info' which is added under label
'prompt' in the .glade or .ui files.

Upstream-Status: Submitted [https://sourceforge.net/p/lxdm/code/merge-requests/1/]

Signed-off-by: Kai Kang <kai.kang@windriver.com>
---
 src/greeter.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/greeter.c b/src/greeter.c
index 804fca0..a4a2336 100644
--- a/src/greeter.c
+++ b/src/greeter.c
@@ -64,6 +64,7 @@ static GtkWidget* win;
 static GtkWidget* alignment2;
 static GtkWidget* prompt;
 static GtkWidget* login_entry;
+static GtkWidget* info;
 static GtkWidget* user_list_scrolled;
 static GtkWidget* user_list;
 
@@ -241,10 +242,12 @@ static void on_entry_activate(GtkEntry* entry)
 					new_pass = NULL;
 					// if new passwords not match, retry for 3 times at most
 					if (++count < 3) {
+						gtk_label_set_text((GtkLabel *)info, _("Passwords do not match, please retry."));
 						switch_to_input_passwd();
 					} else {
 						count = 0;
 						pass_expired = FALSE;
+						gtk_label_set_text((GtkLabel *)info, _("Maximum number of failed update password attempts exceeded."));
 						switch_to_input_user();
 					}
 				} else if (!strcmp(pass, g_base64_encode((guchar*)new_pass, strlen(new_pass) + 1))) {
@@ -252,6 +255,7 @@ static void on_entry_activate(GtkEntry* entry)
 					g_free(new_pass);
 					new_pass = NULL;
 					if (++count < 3) {
+						gtk_label_set_text((GtkLabel *)info, _("New password is same as old one, password unchanged."));
 						switch_to_input_passwd();
 					} else {
 						count = 0;
@@ -1146,6 +1150,9 @@ static void on_screen_size_changed(GdkScreen *screen,GtkWidget *win)
 
 static gint login_entry_on_key_press (GtkWidget *widget,GdkEventKey *event)
 {
+
+	gtk_label_set_text(GTK_LABEL(info), "");
+
 	if(event->keyval == GDK_Escape) {
 		g_free(new_pass);
 		new_pass = NULL;
@@ -1211,11 +1218,14 @@ static void create_win()
     login_entry = (GtkWidget*)gtk_builder_get_object(builder, "login_entry");
     if(login_entry!=NULL)
     {
-		g_signal_connect_after(login_entry,"key-press-event",G_CALLBACK(login_entry_on_key_press),NULL);
+        g_signal_connect(login_entry,"key-press-event",G_CALLBACK(login_entry_on_key_press),NULL);
 	}
 
     g_signal_connect(login_entry, "activate", G_CALLBACK(on_entry_activate), NULL);
 
+    info = (GtkWidget *)gtk_builder_get_object(builder, "info");
+    gtk_label_set_text(GTK_LABEL(info), "");
+
     if( g_key_file_get_integer(config, "display", "bottom_pane", 0)==1)
     {
         /* hacks to let GtkEventBox paintable with gtk pixmap engine. */
@@ -1359,11 +1369,13 @@ static gboolean on_lxdm_command(GIOChannel *source, GIOCondition condition, gpoi
 	gtk_main_quit();
 	else if( !strncmp(str, "reset", 5) )
 	{
+		gtk_label_set_text(GTK_LABEL(info), _("Authentication failed."));
 		switch_to_input_user();
 	}
 	else if (!strncmp(str, "password-expire", 15))
 	{
 		pass_expired = TRUE;
+		gtk_label_set_text(GTK_LABEL(info), _("You are required to change your password immediately."));
 		switch_to_input_passwd();
 	}
 	else if( !strncmp(str, "password", 8))
@@ -1376,6 +1388,7 @@ static gboolean on_lxdm_command(GIOChannel *source, GIOCondition condition, gpoi
 		new_pass = NULL;
 
 		if (count++ < 3) {
+			gtk_label_set_text(GTK_LABEL(info), _("Invalid new password. Please input new password again."));
 			switch_to_input_passwd();
 		} else {
 			count = 0;
-- 
2.25.1