From ba08c037883b8a839c4b42dcfa50985311a3f51e Mon Sep 17 00:00:00 2001
From: Sirius Bakke <sirius.bakke@uninett.no>
Date: Tue, 24 Jun 2014 11:16:16 +0000
Subject: [PATCH] Feature: select and show all release notes

---
 src/libgui/FWWindow.cpp  |  1 +
 src/libgui/Help.cpp      | 28 ++++++++++++++++++++++++++++
 src/libgui/Help.h        |  2 ++
 src/libgui/helpview_q.ui |  7 +++++--
 4 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/src/libgui/FWWindow.cpp b/src/libgui/FWWindow.cpp
index d00494170..afe306d0f 100644
--- a/src/libgui/FWWindow.cpp
+++ b/src/libgui/FWWindow.cpp
@@ -1525,6 +1525,7 @@ void FWWindow::showReleaseNotes()
         h->hide();
     } else
     {
+        h->showAllReleaseNotes(h->findHelpFile(file_name));
         // I do not know why, but url "file://file_name" does not seem to work.
         // But "file:file_name" works.
         h->setSource(QUrl("file:" + file_name));
diff --git a/src/libgui/Help.cpp b/src/libgui/Help.cpp
index d453e55f2..1463bd1ef 100644
--- a/src/libgui/Help.cpp
+++ b/src/libgui/Help.cpp
@@ -33,6 +33,7 @@
 #include "FWWindow.h"
 
 #include <QFile>
+#include <QDir>
 #include <QLocale>
 #include <QtDebug>
 
@@ -57,6 +58,9 @@ Help::Help(QWidget *, const QString &title, bool _load_links_in_browser) :
     connect(http_getter, SIGNAL(done(const QString&)),
             this, SLOT(downloadComplete(const QString&)));
 
+    connect(m_dialog->comboBox, SIGNAL(currentIndexChanged(int)),
+            this, SLOT(showReleaseNotesSelected()));
+
     QString locale = QLocale::system().name(); //"en_US";
 
     // Set up path to help qtextBrowser find contents, such as files for <img>
@@ -73,6 +77,7 @@ Help::Help(QWidget *, const QString &title, bool _load_links_in_browser) :
     //raise();
 
     flags = windowFlags()| Qt::WindowMinimizeButtonHint;
+    m_dialog->comboBox->hide();
 };
 
 Help::~Help()
@@ -164,8 +169,31 @@ QString Help::findHelpFile(const QString &file_base_name)
     return "";
 }
 
+void Help::showAllReleaseNotes(const QString &path)
+{
+    m_dialog->comboBox->show();
+
+    QStringList filters;
+    filters << "release_notes_*.html";
+
+    QDir dir;
+    dir.setPath(QFileInfo(path).path());
+
+    m_dialog->comboBox->addItems(dir.entryList(filters, QDir::NoFilter, QDir::Name | QDir::Reversed));
+}
+
+void Help::showReleaseNotesSelected()
+{
+    if (!m_dialog->comboBox->isVisible()) return;
+
+    QString file_name = m_dialog->comboBox->currentText();
+
+    setSource(QUrl("file:" + file_name));
+}
+
 void Help::closeEvent(QCloseEvent *event)
 {
+    m_dialog->comboBox->hide();
     window_geometry = QWidget::saveGeometry();
     QDialog::closeEvent(event);
 }
diff --git a/src/libgui/Help.h b/src/libgui/Help.h
index 158002615..a15ee9605 100644
--- a/src/libgui/Help.h
+++ b/src/libgui/Help.h
@@ -60,6 +60,7 @@ public:
 
     void setSource(const QUrl &url);
     QString findHelpFile(const QString &file_base_name);
+    void showAllReleaseNotes(const QString &path);
 
     void setName(const QString &name);
 
@@ -73,6 +74,7 @@ public:
 public slots:
     void downloadComplete(const QString&);
     void show();
+    void showReleaseNotesSelected();
 
 };
 
diff --git a/src/libgui/helpview_q.ui b/src/libgui/helpview_q.ui
index ae1e0f566..9b4470537 100644
--- a/src/libgui/helpview_q.ui
+++ b/src/libgui/helpview_q.ui
@@ -47,10 +47,10 @@
        </layout>
       </widget>
      </item>
-     <item row="1" column="0">
+     <item row="2" column="0">
       <widget class="QTextBrowser" name="textview"/>
      </item>
-     <item row="2" column="0">
+     <item row="3" column="0">
       <layout class="QHBoxLayout" name="horizontalLayout">
        <item>
         <spacer name="horizontalSpacer">
@@ -74,6 +74,9 @@
        </item>
       </layout>
      </item>
+     <item row="1" column="0">
+      <widget class="QComboBox" name="comboBox"/>
+     </item>
     </layout>
    </item>
   </layout>