[gitg] Percentage sizing of columns

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 60d126ed2104818de1fe1fbdc5bfb0444a3d753f
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Sat Jan 4 23:15:11 2014 +0100

    Percentage sizing of columns

 gitg/history/gitg-history-paned.vala    |   23 +++++++++++++++++++++++
 gitg/resources/ui/gitg-history-paned.ui |    6 +++---
 2 files changed, 26 insertions(+), 3 deletions(-)
---
diff --git a/gitg/history/gitg-history-paned.vala b/gitg/history/gitg-history-paned.vala
index 79a1d52..3c44015 100644
--- a/gitg/history/gitg-history-paned.vala
+++ b/gitg/history/gitg-history-paned.vala
@@ -50,6 +50,15 @@ class Paned : Gtk.Paned
        [GtkChild]
        private Gtk.ScrolledWindow d_scrolled_window_commit_list;
 
+       [GtkChild]
+       private Gtk.TreeViewColumn d_column_commit_list_subject;
+
+       [GtkChild]
+       private Gtk.TreeViewColumn d_column_commit_list_author;
+
+       [GtkChild]
+       private Gtk.TreeViewColumn d_column_commit_list_author_date;
+
        [Notify]
        public Gtk.Orientation inner_orientation
        {
@@ -110,6 +119,20 @@ class Paned : Gtk.Paned
                d_renderer_commit_list_author_date.add_class("dim-label");
 
                d_stack_switcher_panels.set_stack(d_stack_panel);
+
+               d_commit_list_view.size_allocate.connect(on_list_view_size_allocate);
+       }
+
+       private void on_list_view_size_allocate(Gtk.Widget view, Gtk.Allocation alloc)
+       {
+               // Resize columns
+               int subject = (int)(0.6 * alloc.width);
+               int author = (int)(0.6 * (alloc.width - subject));
+               int date = alloc.width - subject - author;
+
+               d_column_commit_list_subject.fixed_width = subject;
+               d_column_commit_list_author.fixed_width = author;
+               d_column_commit_list_author_date.fixed_width = date;
        }
 
        public Paned()
diff --git a/gitg/resources/ui/gitg-history-paned.ui b/gitg/resources/ui/gitg-history-paned.ui
index a7df591..6b0bbab 100644
--- a/gitg/resources/ui/gitg-history-paned.ui
+++ b/gitg/resources/ui/gitg-history-paned.ui
@@ -88,7 +88,7 @@
                 <property name="fixed-height-mode">True</property>
                 <property name="headers-visible">False</property>
                 <child>
-                  <object class="GtkTreeViewColumn" id="column_commit_list_subject">
+                  <object class="GtkTreeViewColumn" id="d_column_commit_list_subject">
                     <property name="title" translatable="yes">Subject</property>
                     <property name="sizing">fixed</property>
                     <property name="resizable">True</property>
@@ -105,7 +105,7 @@
                   </object>
                 </child>
                 <child>
-                  <object class="GtkTreeViewColumn" id="column_commit_list_author">
+                  <object class="GtkTreeViewColumn" id="d_column_commit_list_author">
                     <property name="title" translatable="yes">Author</property>
                     <property name="sizing">fixed</property>
                     <property name="resizable">True</property>
@@ -121,7 +121,7 @@
                   </object>
                 </child>
                 <child>
-                  <object class="GtkTreeViewColumn" id="column_commit_list_author_date">
+                  <object class="GtkTreeViewColumn" id="d_column_commit_list_author_date">
                     <property name="title" translatable="yes">Date</property>
                     <property name="sizing">fixed</property>
                     <property name="resizable">True</property>