From aca6137150c380ae82ea49877d20d248cabd661d Mon Sep 17 00:00:00 2001
From: Anne Jan Brouwer <brouwer@annejan.com>
Date: Sun, 3 May 2015 16:58:28 +0200
Subject: fuzzy filtering in user management

---
 mainwindow.cpp  |  2 --
 usersdialog.cpp | 34 ++++++++++++++++++++++++++++------
 usersdialog.h   |  4 ++++
 usersdialog.ui  | 14 ++++++++++++++
 4 files changed, 46 insertions(+), 8 deletions(-)

diff --git a/mainwindow.cpp b/mainwindow.cpp
index d176fb28..a299a4f2 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -646,8 +646,6 @@ void MainWindow::setPassword(QString file, bool overwrite)
 
 void MainWindow::on_addButton_clicked()
 {
-
-
     bool ok;
     QString file = QInputDialog::getText(this, tr("New file"),
         tr("New password file:"), QLineEdit::Normal,
diff --git a/usersdialog.cpp b/usersdialog.cpp
index 767c7486..0048f055 100644
--- a/usersdialog.cpp
+++ b/usersdialog.cpp
@@ -1,5 +1,6 @@
 #include "usersdialog.h"
 #include "ui_usersdialog.h"
+#include <QRegExp>
 
 UsersDialog::UsersDialog(QWidget *parent) :
     QDialog(parent),
@@ -28,14 +29,35 @@ void UsersDialog::itemChange(QListWidgetItem *item)
 
 void UsersDialog::setUsers(QList<UserInfo> *users)
 {
+    userList = users;
+    populateList("");
+}
+
+void UsersDialog::populateList(const QString &filter)
+{
+    QRegExp nameFilter("*"+filter+"*");
+    nameFilter.setPatternSyntax(QRegExp::Wildcard);
     ui->listWidget->clear();
-    if (users) {
-        for (QList<UserInfo>::iterator it = users->begin(); it != users->end(); ++it) {
+    if (userList) {
+        for (QList<UserInfo>::iterator it = userList->begin(); it != userList->end(); ++it) {
             UserInfo &user(*it);
-            QListWidgetItem *item = new QListWidgetItem(user.name + "\n" + user.key_id, ui->listWidget);
-            item->setCheckState(user.enabled ? Qt::Checked : Qt::Unchecked);
-            item->setData(Qt::UserRole, QVariant::fromValue(&user));
-            ui->listWidget->addItem(item);
+            if (filter.isEmpty() || nameFilter.exactMatch(user.name)) {
+                QListWidgetItem *item = new QListWidgetItem(user.name + "\n" + user.key_id, ui->listWidget);
+                item->setCheckState(user.enabled ? Qt::Checked : Qt::Unchecked);
+                item->setData(Qt::UserRole, QVariant::fromValue(&user));
+                ui->listWidget->addItem(item);
+            }
         }
     }
 }
+
+void UsersDialog::on_clearButton_clicked()
+{
+    ui->lineEdit->clear();
+    on_lineEdit_textChanged("");
+}
+
+void UsersDialog::on_lineEdit_textChanged(const QString &filter)
+{
+    populateList(filter);
+}
diff --git a/usersdialog.h b/usersdialog.h
index 54fadfa8..c8a6970b 100644
--- a/usersdialog.h
+++ b/usersdialog.h
@@ -30,9 +30,13 @@ public:
 
 private slots:
     void itemChange(QListWidgetItem *);
+    void on_clearButton_clicked();
+    void on_lineEdit_textChanged(const QString &filter);
 
 private:
     Ui::UsersDialog *ui;
+    QList<UserInfo> *userList;
+    void populateList(const QString &filter);
 };
 
 #endif // USERSDIALOG_H
diff --git a/usersdialog.ui b/usersdialog.ui
index 232b9426..28adab02 100644
--- a/usersdialog.ui
+++ b/usersdialog.ui
@@ -37,6 +37,20 @@ Note: Existing files will not be modified and retain the old permissions until y
      </property>
     </widget>
    </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QLineEdit" name="lineEdit"/>
+     </item>
+     <item>
+      <widget class="QToolButton" name="clearButton">
+       <property name="text">
+        <string>X</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
    <item>
     <widget class="QListWidget" name="listWidget">
      <property name="alternatingRowColors">
-- 
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