Fix icons for retina displays

122 files changed, 358 insertions, 602 deletions

diff --git a/.clang-format b/.clang-format
index d5606cdf..42d7b6f7 100644
--- a/.clang-format
+++ b/.clang-format
@@ -5,7 +5,6 @@ AlignAfterOpenBracket: Align
 AlignConsecutiveAssignments: true
 AllowShortFunctionsOnASingleLine: Empty
 BasedOnStyle: Mozilla
-BreakBeforeBraces: Linux
 ColumnLimit: 100
 IndentCaseLabels: false
 IndentWidth: 8
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6415b912..22673e66 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -151,6 +151,7 @@ set(SRC_FILES
     src/RoomList.cc
     src/RoomMessages.cc
     src/RoomState.cc
+    src/SideBarActions.cc
     src/Splitter.cc
     src/Sync.cc
     src/TextInputWidget.cc
@@ -233,6 +234,7 @@ qt5_wrap_cpp(MOC_HEADERS
     include/RegisterPage.h
     include/RoomInfoListItem.h
     include/RoomList.h
+    include/SideBarActions.h
     include/Splitter.h
     include/TextInputWidget.h
     include/TimelineItem.h
diff --git a/README.md b/README.md
index 83ebad72..26356ef6 100644
--- a/README.md
+++ b/README.md
@@ -139,6 +139,7 @@ Here is a screen shot to get a feel for the UI, but things will probably change.
 ### Third party
 
 - [Emoji One](http://emojione.com)
+- [Font Awesome](http://fontawesome.io/)
 - [Open Sans](https://fonts.google.com/specimen/Open+Sans)
 
 [Matrix]:https://matrix.org
diff --git a/include/ChatPage.h b/include/ChatPage.h
index 04464bc5..be8fc12c 100644
--- a/include/ChatPage.h
+++ b/include/ChatPage.h
@@ -27,6 +27,7 @@
 #include "RoomList.h"
 #include "RoomSettings.h"
 #include "RoomState.h"
+#include "SideBarActions.h"
 #include "Splitter.h"
 #include "TextInputWidget.h"
 #include "TimelineViewManager.h"
@@ -96,6 +97,7 @@ private:
 
         RoomList *room_list_;
         TimelineViewManager *view_manager_;
+        SideBarActions *sidebarActions_;
 
         TopRoomBar *top_bar_;
         TextInputWidget *text_input_;
diff --git a/include/Config.h b/include/Config.h
index 2412a4d0..b5e876c0 100644
--- a/include/Config.h
+++ b/include/Config.h
@@ -4,72 +4,70 @@
 //
 // Font sizes are in pixels.
 
-namespace conf
-{
+namespace conf {
 // Global settings.
-static const int fontSize                   = 12;
-static const int textInputFontSize          = 14;
-static const int emojiSize                  = 14;
-static const int headerFontSize             = 21;
-static const int typingNotificationFontSize = 11;
+static constexpr int fontSize                   = 12;
+static constexpr int textInputFontSize          = 14;
+static constexpr int emojiSize                  = 14;
+static constexpr int headerFontSize             = 21;
+static constexpr int typingNotificationFontSize = 11;
 
 // Window geometry.
-namespace window
-{
-static const int height = 600;
-static const int width  = 1066;
+namespace window {
+static constexpr int height = 600;
+static constexpr int width  = 1066;
 
-static const int minHeight = 600;
-static const int minWidth  = 950;
+static constexpr int minHeight = height;
+static constexpr int minWidth  = 950;
+} // namespace window
+
+namespace textInput {
+static constexpr int height = 50;
 }
 
-// Button settings.
-namespace btn
-{
-static const int fontSize     = 20;
-static const int cornerRadius = 3;
+namespace sidebarActions {
+static constexpr int height   = textInput::height;
+static constexpr int iconSize = 28;
 }
 
+// Button settings.
+namespace btn {
+static constexpr int fontSize     = 20;
+static constexpr int cornerRadius = 3;
+} // namespace btn
+
 // RoomList specific.
-namespace roomlist
-{
-namespace fonts
-{
-static const int heading = 13;
-static const int badge   = 10;
-static const int bubble  = 20;
+namespace roomlist {
+namespace fonts {
+static constexpr int heading = 13;
+static constexpr int badge   = 10;
+static constexpr int bubble  = 20;
 } // namespace fonts
 } // namespace roomlist
 
-namespace userInfoWidget
-{
-namespace fonts
-{
-static const int displayName = 16;
-static const int userid      = 14;
+namespace userInfoWidget {
+namespace fonts {
+static constexpr int displayName = 16;
+static constexpr int userid      = 14;
 } // namespace fonts
 } // namespace userInfoWidget
 
-namespace topRoomBar
-{
-namespace fonts
-{
-static const int roomName        = 15;
-static const int roomDescription = 13;
+namespace topRoomBar {
+namespace fonts {
+static constexpr int roomName        = 15;
+static constexpr int roomDescription = 13;
 } // namespace fonts
 } // namespace topRoomBar
 
-namespace timeline
-{
-static const int msgMargin        = 11;
-static const int avatarSize       = 36;
-static const int headerSpacing    = 5;
-static const int headerLeftMargin = 15;
+namespace timeline {
+static constexpr int msgMargin        = 11;
+static constexpr int avatarSize       = 36;
+static constexpr int headerSpacing    = 5;
+static constexpr int headerLeftMargin = 15;
 
-namespace fonts
-{
-static const int timestamp = 9;
-}
-}
+namespace fonts {
+static constexpr int timestamp = 9;
+} // namespace fonts
+} // namespace timeline
 
 } // namespace conf
diff --git a/include/EmojiProvider.h b/include/EmojiProvider.h
index 5b6f7c88..3f91f2b3 100644
--- a/include/EmojiProvider.h
+++ b/include/EmojiProvider.h
@@ -21,7 +21,8 @@
 #include <QList>
 #include <QMap>
 
-struct Emoji {
+struct Emoji
+{
         // Unicode code.
         QString unicode;
         // Keyboard shortcut e.g :emoji:
diff --git a/include/MatrixClient.h b/include/MatrixClient.h
index 927fe3a6..01e2c319 100644
--- a/include/MatrixClient.h
+++ b/include/MatrixClient.h
@@ -104,7 +104,8 @@ private slots:
         void onResponse(QNetworkReply *reply);
 
 private:
-        enum class Endpoint {
+        enum class Endpoint
+        {
                 GetOwnAvatar,
                 GetOwnProfile,
                 GetProfile,
diff --git a/include/RoomInfoListItem.h b/include/RoomInfoListItem.h
index 03023038..d7009a85 100644
--- a/include/RoomInfoListItem.h
+++ b/include/RoomInfoListItem.h
@@ -26,7 +26,8 @@
 #include "RoomSettings.h"
 #include "RoomState.h"
 
-struct DescInfo {
+struct DescInfo
+{
         QString username;
         QString userid;
         QString body;
diff --git a/include/SideBarActions.h b/include/SideBarActions.h
new file mode 100644
index 00000000..60975a03
--- /dev/null
+++ b/include/SideBarActions.h
@@ -0,0 +1,23 @@
+#include <QHBoxLayout>
+#include <QResizeEvent>
+
+#include <FlatButton.h>
+
+class SideBarActions : public QWidget
+{
+        Q_OBJECT
+
+public:
+        SideBarActions(QWidget *parent = nullptr);
+        ~SideBarActions();
+
+protected:
+        void resizeEvent(QResizeEvent *event) override;
+
+private:
+        QHBoxLayout *layout_;
+
+        FlatButton *settingsBtn_;
+        FlatButton *createRoomBtn_;
+        FlatButton *joinRoomBtn_;
+};
diff --git a/include/TimelineView.h b/include/TimelineView.h
index da73b00a..6ca91211 100644
--- a/include/TimelineView.h
+++ b/include/TimelineView.h
@@ -39,7 +39,8 @@ namespace events = matrix::events;
 
 // Contains info about a message shown in the history view
 // but not yet confirmed by the homeserver through sync.
-struct PendingMessage {
+struct PendingMessage
+{
         int txn_id;
         QString body;
         QString event_id;
@@ -50,12 +51,12 @@ struct PendingMessage {
           , body(body)
           , event_id(event_id)
           , widget(widget)
-        {
-        }
+        {}
 };
 
 // In which place new TimelineItems should be inserted.
-enum class TimelineDirection {
+enum class TimelineDirection
+{
         Top,
         Bottom,
 };
diff --git a/include/Versions.h b/include/Versions.h
index 62584eb7..31d8af82 100644
--- a/include/Versions.h
+++ b/