From 10c0c671056e6f026f5c64153578e2f62483edb0 Mon Sep 17 00:00:00 2001
From: Martin Rotter <rotter.martinos@gmail.com>
Date: Sat, 28 Dec 2013 14:23:49 +0100
Subject: [PATCH] Added context menu for feeds.

---
 src/gui/feedsview.cpp | 31 +++++++++++++++++++++++++++++--
 src/gui/feedsview.h   | 11 +++++++++++
 src/gui/formmain.h    |  1 +
 3 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/src/gui/feedsview.cpp b/src/gui/feedsview.cpp
index 358359e50..a433555d3 100644
--- a/src/gui/feedsview.cpp
+++ b/src/gui/feedsview.cpp
@@ -5,12 +5,14 @@
 #include "core/feedsmodel.h"
 #include "core/feedsproxymodel.h"
 #include "core/feedsmodelrootitem.h"
+#include "gui/formmain.h"
 
-
+#include <QMenu>
 #include <QHeaderView>
+#include <QContextMenuEvent>
 
 
-FeedsView::FeedsView(QWidget *parent) : QTreeView(parent) {
+FeedsView::FeedsView(QWidget *parent) : QTreeView(parent), m_contextMenu(NULL) {
   m_proxyModel = new FeedsProxyModel(this);
   m_sourceModel = m_proxyModel->sourceModel();
 
@@ -82,6 +84,14 @@ void FeedsView::updateCountsOfAllFeeds(bool update_total_too) {
   m_sourceModel->reloadWholeLayout();
 }
 
+void FeedsView::initializeContextMenu() {
+  m_contextMenu = new QMenu(tr("Context menu for feeds"), this);
+  m_contextMenu->addActions(QList<QAction*>() <<
+                            FormMain::getInstance()->m_ui->m_actionUpdateSelectedFeeds <<
+                            FormMain::getInstance()->m_ui->m_actionMarkFeedsAsRead <<
+                            FormMain::getInstance()->m_ui->m_actionMarkFeedsAsUnread);
+}
+
 void FeedsView::setupAppearance() {
 #if QT_VERSION >= 0x050000
   // Setup column resize strategies.
@@ -121,3 +131,20 @@ void FeedsView::selectionChanged(const QItemSelection &selected,
 
   emit feedsSelected(m_selectedFeeds);
 }
+
+void FeedsView::contextMenuEvent(QContextMenuEvent *event) {
+  QModelIndex clicked_index = indexAt(event->pos());
+
+  if (!clicked_index.isValid()) {
+    qDebug("Context menu for FeedsView will not be shown because "
+           "user clicked on invalid item.");
+    return;
+  }
+
+  if (m_contextMenu == NULL) {
+    // Context menu is not initialized, initialize.
+    initializeContextMenu();
+  }
+
+  m_contextMenu->exec(event->globalPos());
+}
diff --git a/src/gui/feedsview.h b/src/gui/feedsview.h
index e757daf98..37367ae85 100644
--- a/src/gui/feedsview.h
+++ b/src/gui/feedsview.h
@@ -40,17 +40,28 @@ class FeedsView : public QTreeView {
     void updateCountsOfAllFeeds(bool update_total_too = true);
 
   protected:
+    void initializeContextMenu();
+
     // Sets up appearance of this widget.
     void setupAppearance();
 
+    // Make feeds loadable.
     void selectionChanged(const QItemSelection &selected,
                           const QItemSelection &deselected);
 
+    // Show custom context menu.
+    void contextMenuEvent(QContextMenuEvent *event);
+
   signals:
+    // Emitted if currently selected feeds needs to be reloaded.
     void feedsNeedToBeReloaded(int mark_current_index_read);
+
+    // Emitted if user selects new feeds.
     void feedsSelected(const QList<int> &feed_ids);
 
   private:
+    QMenu *m_contextMenu;
+
     QList<int> m_selectedFeeds;
     FeedsModel *m_sourceModel;
     FeedsProxyModel *m_proxyModel;
diff --git a/src/gui/formmain.h b/src/gui/formmain.h
index 4222faed8..d3a201a98 100644
--- a/src/gui/formmain.h
+++ b/src/gui/formmain.h
@@ -13,6 +13,7 @@ class FormMain : public QMainWindow {
     friend class TabWidget;
     friend class FeedMessageViewer;
     friend class MessagesView;
+    friend class FeedsView;
 
   public:
     // Constructors and destructors.