[quadrapassel] Code cleanup as per gnome coding conventions

[Michael Catanzaro <mcatanzaro src gnome org>]

commit df0c25282b24f86702f91599ff0745811d46a1b5
Author: Sahil Sareen <sahil sareen hotmail com>
Date:   Tue Oct 21 18:40:41 2014 +0530

    Code cleanup as per gnome coding conventions
    
    Code convention fixes
    
    https://bugzilla.gnome.org/show_bug.cgi?id=738935

 src/game-view.vala    |    2 +-
 src/game.vala         |    2 +-
 src/preview.vala      |    2 +-
 src/quadrapassel.vala |   10 +++++-----
 4 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/src/game-view.vala b/src/game-view.vala
index c5d0c83..4a4be38 100644
--- a/src/game-view.vala
+++ b/src/game-view.vala
@@ -498,7 +498,7 @@ public class BlockTexture : Clutter.CairoTexture
             0.0, 1.0, 1.0
         };
 
-        cr.set_source_rgb(colors[color * 3], colors[color * 3 + 1], colors[color * 3 + 2]);
+        cr.set_source_rgb (colors[color * 3], colors[color * 3 + 1], colors[color * 3 + 2]);
         cr.paint ();
     }
 
diff --git a/src/game.vala b/src/game.vala
index 9f38feb..67f7fa5 100644
--- a/src/game.vala
+++ b/src/game.vala
@@ -386,7 +386,7 @@ public class Game : Object
         if (fast_forward == enable || game_over)
             return;
         if (enable)
-            if(!move_shape (0, 1, 0))
+            if (!move_shape (0, 1, 0))
                 return;
         fast_forward = enable;
         setup_drop_timer ();
diff --git a/src/preview.vala b/src/preview.vala
index 9dd2cbe..b7fd1f5 100644
--- a/src/preview.vala
+++ b/src/preview.vala
@@ -93,7 +93,7 @@ public class Preview : GtkClutter.Embed
         if (game == null || game.next_shape == null || !enabled)
         {
             // If the game is set up for preview but no preview is available, still show preview field
-            set_visible(enabled);
+            set_visible (enabled);
             return;
         }
 
diff --git a/src/quadrapassel.vala b/src/quadrapassel.vala
index 8075c1c..8fc59a3 100644
--- a/src/quadrapassel.vala
+++ b/src/quadrapassel.vala
@@ -120,7 +120,7 @@ public class Quadrapassel : Gtk.Application
         window.set_titlebar (headerbar);
 
         var game_grid = new Gtk.Grid ();
-        game_grid.set_column_homogeneous(true);
+        game_grid.set_column_homogeneous (true);
         window.add (game_grid);
 
         view = new GameView ();
@@ -134,7 +134,7 @@ public class Quadrapassel : Gtk.Application
 
         bool rtl = Gtk.Widget.get_default_direction () == Gtk.TextDirection.RTL;
 
-        pause_play_button = new Gtk.Button();
+        pause_play_button = new Gtk.Button ();
         pause_play_button_image = new Gtk.Image.from_icon_name (rtl ? "media-playback-start-rtl-symbolic" :
                                                                       "media-playback-start-symbolic",
                                                                 Gtk.IconSize.DIALOG);
@@ -333,7 +333,7 @@ public class Quadrapassel : Gtk.Application
 
         do_preview_toggle = new Gtk.CheckButton.with_mnemonic (_("_Preview next block"));
         do_preview_toggle.set_active (settings.get_boolean ("do-preview"));
-        do_preview_toggle.set_sensitive(!settings.get_boolean ("pick-difficult-blocks"));
+        do_preview_toggle.set_sensitive (!settings.get_boolean ("pick-difficult-blocks"));
         do_preview_toggle.toggled.connect (do_preview_toggle_toggled_cb);
         grid.attach (do_preview_toggle, 0, 5, 2, 1);
 
@@ -450,7 +450,7 @@ public class Quadrapassel : Gtk.Application
     private void difficult_blocks_toggled_cb ()
     {
         settings.set_boolean ("pick-difficult-blocks", difficult_blocks_toggle.get_active ());
-        do_preview_toggle.set_sensitive(!settings.get_boolean ("pick-difficult-blocks"));
+        do_preview_toggle.set_sensitive (!settings.get_boolean ("pick-difficult-blocks"));
         update_preview_settings ();
     }
 
@@ -676,7 +676,7 @@ public class Quadrapassel : Gtk.Application
     private void complete_cb ()
     {
         pause_action.set_enabled (false);
-        pause_play_button_image.set_from_icon_name ( "view-refresh-symbolic" , Gtk.IconSize.DIALOG);
+        pause_play_button_image.set_from_icon_name ("view-refresh-symbolic" , Gtk.IconSize.DIALOG);
         pause_play_button.action_name = "app.new-game";
         pause_play_button.tooltip_text = _("Start a new game");