Start the new approach to style and sizing.

Fix tabs sizing.

sugar/graphics/style.py

@@ -0,0 +1,55 @@
+# Copyright (C) 2007, Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import gtk
+
+def _compute_zoom_factor():
+    return gtk.gdk.screen_width() / 1200.0
+
+def _zoom(units):
+    return int(ZOOM_FACTOR * units)
+
+def _compute_font_height(font):
+    widget = gtk.Label('')
+
+    context = widget.get_pango_context()
+    font = context.load_font(font.get_pango_desc())
+    metrics = font.get_metrics()
+    
+    return pango.PIXELS(metrics.get_ascent() + metrics.get_descent())
+
+class Font(object):
+    def __init__(self, desc):
+        self._desc = desc
+
+    def __str__(self):
+        return self._desc
+
+    def get_pango_desc(self):
+        return pango.FontDescription(self._desc)
+
+_FOCUS_LINE_WIDTH = 2
+
+ZOOM_FACTOR = _compute_zoom_factor()
+
+FONT_SIZE = _zoom(7 * 200 / 72.0)
+FONT_NORMAL = Font('Bitstream Vera Sans %d' % FONT_SIZE)
+FONT_BOLD = Font('Bitstream Vera Sans bold %d' % FONT_SIZE)
+
+TOOLBOX_SEPARATOR_HEIGHT = _zoom(9)
+TOOLBOX_HORIZONTAL_PADDING = _zoom(75)
+TOOLBOX_TAB_VBORDER = int((_zoom(36) - FONT_SIZE - _FOCUS_LINE_WIDTH) / 2)

sugar/graphics/toolbox.py

@@ -19,7 +19,7 @@ import gtk
 import gobject
 
 from sugar.graphics.toolbutton import ToolButton
-from sugar.graphics import units
+from sugar.graphics import style
 
 _N_TABS = 8
 
@@ -39,9 +39,15 @@ class Toolbox(gtk.VBox):
         self._notebook.set_tab_pos(gtk.POS_BOTTOM)
         self._notebook.set_show_border(False)
         self._notebook.set_show_tabs(False)
+        self._notebook.props.tab_vborder = style.TOOLBOX_TAB_VBORDER
         self.pack_start(self._notebook)
         self._notebook.show()
 
+        label = gtk.Label('')
+        label.set_size_request(-1, style.TOOLBOX_SEPARATOR_HEIGHT)
+        self.pack_start(label, False)
+        label.show()
+        
         self._notebook.connect('notify::page', self._notify_page_cb)
 
     def _notify_page_cb(self, notebook, pspec):
@@ -63,8 +69,8 @@ class Toolbox(gtk.VBox):
         label.set_alignment(0.0, 0.5)
 
         toolbar_box = gtk.HBox()
-        toolbar_box.pack_start(toolbar, True, True, units.grid_to_pixels(1))
+        toolbar_box.pack_start(toolbar, True, True,
-        toolbar_box.set_size_request(-1, units.grid_to_pixels(1))
+                               style.TOOLBOX_HORIZONTAL_PADDING)
         toolbar_box.connect('expose-event', self._toolbar_box_expose_cb)
 
         self._notebook.append_page(toolbar_box, label)