From 9068228427fe5bbcf322841b84a8a341fd24b40c Mon Sep 17 00:00:00 2001
From: Akash Mozumdar <akashmozumdar@gmail.com>
Date: Mon, 3 Dec 2018 18:29:54 -0500
Subject: [PATCH] improve regex filter UX

---
 extensions/regexfilter/window.cpp |  5 ++++-
 extensions/regexfilter/window.ui  | 12 +++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/extensions/regexfilter/window.cpp b/extensions/regexfilter/window.cpp
index 0eaf84c..8a7b7dc 100644
--- a/extensions/regexfilter/window.cpp
+++ b/extensions/regexfilter/window.cpp
@@ -1,5 +1,6 @@
 #include "window.h"
 #include "ui_window.h"
+#include <QLabel>
 
 Window::Window(QWidget *parent) :
 	QMainWindow(parent),
@@ -15,7 +16,9 @@ Window::~Window()
 
 void Window::on_regexInput_textEdited(const QString& newRegex)
 {
+	QLabel* info = findChild<QLabel*>("info");
 	std::lock_guard<std::mutex> l(m);
 	try { regex = newRegex.toStdWString(); }
-	catch (...) {}
+	catch (...) { return findChild<QLabel*>("info")->setText("Invalid regex"); }
+	findChild<QLabel*>("info")->setText("Currently filtering: " + newRegex);
 }
diff --git a/extensions/regexfilter/window.ui b/extensions/regexfilter/window.ui
index 14766ee..1b1f9f1 100644
--- a/extensions/regexfilter/window.ui
+++ b/extensions/regexfilter/window.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>350</width>
-    <height>50</height>
+    <height>60</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -18,6 +18,16 @@
     <item>
      <widget class="QLineEdit" name="regexInput"/>
     </item>
+    <item>
+     <widget class="QLabel" name="info">
+      <property name="text">
+       <string/>
+      </property>
+      <property name="alignment">
+       <set>Qt::AlignCenter</set>
+      </property>
+     </widget>
+    </item>
    </layout>
   </widget>
  </widget>