qeditor: backends can now report validity status

Change-Id: Iefedc9cee10a8c7457d972e5a60d151a6cb38aa8
Reviewed-on: http://gerrit.rockbox.org/995
Reviewed-by: Amaury Pouly <amaury.pouly@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/utils/regtools/qeditor/backend.cpp b/utils/regtools/qeditor/backend.cpp
index 9c94ac5..e47df8e 100644
--- a/utils/regtools/qeditor/backend.cpp
+++ b/utils/regtools/qeditor/backend.cpp
@@ -114,6 +114,7 @@ FileIoBackend::FileIoBackend(const QString& filename, const QString& soc_name)
 {
     m_filename = filename;
     m_soc = soc_name;
+    m_valid = false;
     Reload();
 }
 
@@ -132,6 +133,7 @@ bool FileIoBackend::ReadRegister(const QString& name, soc_word_t& value)
 
 bool FileIoBackend::Reload()
 {
+    m_valid = false;
     QFile file(m_filename);
     if(!file.open(QIODevice::ReadOnly | QIODevice::Text))
         return false;
@@ -155,6 +157,7 @@ bool FileIoBackend::Reload()
 
     m_readonly = !QFileInfo(file).isWritable();
     m_dirty = false;
+    m_valid = true;
     return true;
 }