Re-order room list based on activity

fixes #2

include/ChatPage.h

@@ -40,6 +40,7 @@ class TimelineViewManager;
 class TopRoomBar;
 class TypingDisplay;
 class UserInfoWidget;
+class UserSettings;
 
 constexpr int CONSENSUS_TIMEOUT      = 1000;
 constexpr int SHOW_CONTENT_TIMEOUT   = 3000;
@@ -50,7 +51,9 @@ class ChatPage : public QWidget
         Q_OBJECT
 
 public:
-        ChatPage(QSharedPointer<MatrixClient> client, QWidget *parent = 0);
+        ChatPage(QSharedPointer<MatrixClient> client,
+                 QSharedPointer<UserSettings> userSettings,
+                 QWidget *parent = 0);
         ~ChatPage();
 
         // Initialize all the components of the UI.
@@ -150,6 +153,9 @@ private:
         // Matrix Client API provider.
         QSharedPointer<MatrixClient> client_;
 
+        // Global user settings.
+        QSharedPointer<UserSettings> userSettings_;
+
         // LMDB wrapper.
         QSharedPointer<Cache> cache_;
 

include/RoomInfoListItem.h

@@ -79,6 +79,7 @@ public:
 
         void setAvatar(const QImage &avatar_image);
         void setDescriptionMessage(const DescInfo &info);
+        DescInfo lastMessageInfo() const { return lastMsgInfo_; }
 
         QColor highlightedBackgroundColor() const { return highlightedBackgroundColor_; }
         QColor hoverBackgroundColor() const { return hoverBackgroundColor_; }

include/RoomList.h

@@ -36,6 +36,7 @@ class RoomInfoListItem;
 class RoomSettings;
 class RoomState;
 class Sync;
+class UserSettings;
 struct DescInfo;
 
 class RoomList : public QWidget
@@ -43,7 +44,9 @@ class RoomList : public QWidget
         Q_OBJECT
 
 public:
-        RoomList(QSharedPointer<MatrixClient> client, QWidget *parent = 0);
+        RoomList(QSharedPointer<MatrixClient> client,
+                 QSharedPointer<UserSettings> userSettings,
+                 QWidget *parent = 0);
         ~RoomList();
 
         void setCache(QSharedPointer<Cache> cache) { cache_ = cache; }
@@ -81,6 +84,10 @@ public slots:
 
 protected:
         void paintEvent(QPaintEvent *event) override;
+        void leaveEvent(QEvent *event) override;
+
+private slots:
+        void sortRoomsByLastMessage();
 
 private:
         void calculateUnreadMessageCount();
@@ -101,4 +108,7 @@ private:
 
         QSharedPointer<MatrixClient> client_;
         QSharedPointer<Cache> cache_;
+        QSharedPointer<UserSettings> userSettings_;
+
+        bool isSortPending_ = false;
 };

include/UserSettingsPage.h

@@ -38,14 +38,26 @@ public:
         void load();
         void applyTheme();
         void setTheme(QString theme);
-        void setTray(bool state);
+        void setTray(bool state)
+        {
+                isTrayEnabled_ = state;
+                save();
+        };
+
+        void setRoomOrdering(bool state)
+        {
+                isOrderingEnabled_ = state;
+                save();
+        };
 
         QString theme() const { return !theme_.isEmpty() ? theme_ : "light"; }
         bool isTrayEnabled() const { return isTrayEnabled_; }
+        bool isOrderingEnabled() const { return isOrderingEnabled_; }
 
 private:
         QString theme_;
         bool isTrayEnabled_;
+        bool isOrderingEnabled_;
 };
 
 class HorizontalLine : public QFrame
@@ -84,6 +96,8 @@ private:
         QSharedPointer<UserSettings> settings_;
 
         Toggle *trayToggle_;
+        Toggle *roomOrderToggle_;
+
         QComboBox *themeCombo_;
 
         int sideMargin_ = 0;