[gnome-software] gs-progress-button: Add stub support for unknown progress values

[Richard Hughes <rhughes src gnome org>]

commit 39e6be6e701c19d72b426014e8f5f3f1360c211c
Author: Philip Withnall <withnall endlessm com>
Date:   Thu May 14 13:42:18 2020 +0100

    gs-progress-button: Add stub support for unknown progress values
    
    This currently emits a warning, since I don’t have time to implement
    support for it right now. It handles unknown progress values as 0%.
    
    Signed-off-by: Philip Withnall <withnall endlessm com>
    Helps: #276

 src/gs-progress-button.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/gs-progress-button.c b/src/gs-progress-button.c
index 2d6ef2f6..a0be68d9 100644
--- a/src/gs-progress-button.c
+++ b/src/gs-progress-button.c
@@ -8,6 +8,7 @@
 
 #include "config.h"
 
+#include "gs-app.h"
 #include "gs-progress-button.h"
 
 struct _GsProgressButton
@@ -24,6 +25,11 @@ gs_progress_button_set_progress (GsProgressButton *button, guint percentage)
 {
        g_autofree gchar *css = NULL;
 
+       if (percentage == GS_APP_PROGRESS_UNKNOWN) {
+               g_warning ("FIXME: Unknown progress handling is not yet implemented for GsProgressButton");
+               percentage = 0;
+       }
+
        if (percentage == 0)
                css = g_strdup (".install-progress { background-size: 0; }");
        else if (percentage == 100)