fix for lower density devices (ex. nexus 5)

android-samples/Conference/app/about_fragment.rb

@@ -3,11 +3,14 @@ class AboutFragment < Android::App::Fragment
     @view ||= begin
       layout = Android::Widget::LinearLayout.new(activity)
       layout.orientation = Android::Widget::LinearLayout::VERTICAL
-      layout.setPadding(120, 120, 120, 120)
+      pad = 30 * activity.density
+      layout.setPadding(pad, pad, pad, pad)
       layout.backgroundColor = Android::Graphics::Color::WHITE
 
       logoView = Android::Widget::ImageView.new(activity)
       logoView.imageResource = activity.resources.getIdentifier('rmc_logo', 'drawable', activity.packageName)
+      logoView.adjustViewBounds = true
+      logoView.maxHeight = 400 * activity.density
       layout.addView(logoView)
  
       titleTextView = Android::Widget::TextView.new(activity)
@@ -16,7 +19,7 @@ class AboutFragment < Android::App::Fragment
       titleTextView.setTypeface(nil, Android::Graphics::Typeface::BOLD)
       titleTextView.textColor = Android::Graphics::Color::BLACK
       titleTextView.gravity = Android::View::Gravity::CENTER_HORIZONTAL
-      titleTextView.setPadding(0, 40, 0, 10)
+      titleTextView.setPadding(0, 20 * activity.density, 0, 5 * activity.density)
       layout.addView(titleTextView)
 
       texts = [
@@ -31,7 +34,7 @@ class AboutFragment < Android::App::Fragment
         textView.textSize = 20.0
         textView.textColor = Android::Graphics::Color::BLACK
         textView.gravity = Android::View::Gravity::CENTER_HORIZONTAL
-        textView.setPadding(0, 30, 0, 0)
+        textView.setPadding(0, 15 * activity.density, 0, 0)
         layout.addView(textView)
       end
 

android-samples/Conference/app/main_activity.rb

@@ -27,7 +27,7 @@ class MainActivity < Android::App::Activity
     # Create the drawer layout, which will be the activity's main view. The first subview must be the drawer content view and the second the drawer menu list view.
     @drawerLayout = Android::Support::V4::Widget::DrawerLayout.new(self)
     @drawerLayout.addView(@contentLayout, Android::Support::V4::Widget::DrawerLayout::LayoutParams.new(Android::View::ViewGroup::LayoutParams::MATCH_PARENT, Android::View::ViewGroup::LayoutParams::MATCH_PARENT))
-    @drawerLayout.addView(@drawerList, Android::Support::V4::Widget::DrawerLayout::LayoutParams.new(dpToPx(240), Android::View::ViewGroup::LayoutParams::MATCH_PARENT, Android::View::Gravity::START))
+    @drawerLayout.addView(@drawerList, Android::Support::V4::Widget::DrawerLayout::LayoutParams.new(240 * density, Android::View::ViewGroup::LayoutParams::MATCH_PARENT, Android::View::Gravity::START))
     self.contentView = @drawerLayout
 
     # Enable the action bar app icon to behave as a drawer toggle action.
@@ -71,11 +71,6 @@ class MainActivity < Android::App::Activity
     selectItem(position)
   end
 
-  # Helper to translate dp into pixels.
-  def dpToPx(dp)
-    dp * self.resources.displayMetrics.density
-  end
-
   def selectItem(pos)
     # Create the view Fragment object if it does not exist already.
     @fragments[pos] ||= begin
@@ -103,4 +98,8 @@ class MainActivity < Android::App::Activity
     self.title = MenuTitles[pos]
     @drawerLayout.closeDrawer(@drawerList)
   end
+
+  def density
+    @density ||= resources.displayMetrics.density
+  end
 end

android-samples/Conference/app/schedule_adapter.rb

@@ -27,22 +27,25 @@ class ScheduleAdapter < Android::Widget::ArrayAdapter
       titleTextView.gravity = Android::View::Gravity::CENTER_VERTICAL
     end
 
+    rightView = nil
+    rightViewHeight = -1
     if whoTextView
-      layout1 = Android::Widget::LinearLayout.new(context)
-      layout1.orientation = Android::Widget::LinearLayout::VERTICAL
-      layout1.addView(titleTextView)
-      layout1.addView(whoTextView)
+      rightView = Android::Widget::LinearLayout.new(context)
+      rightView.orientation = Android::Widget::LinearLayout::VERTICAL
+      rightView.addView(titleTextView)
+      rightView.addView(whoTextView)
     else
-      layout1 = titleTextView
+      rightView = titleTextView
+      rightViewHeight = 65 * context.density
     end
 
-    whenTextView.setPadding(20, 10, 10, 10)
-    layout1.setPadding(10, 10, 10, 10)
+    whenTextView.setPadding(10 * context.density, 10, 10, 10)
+    rightView.setPadding(0, 10, 10, 10)
 
     layout2 = Android::Widget::LinearLayout.new(context)
     layout2.orientation = Android::Widget::LinearLayout::HORIZONTAL
-    layout2.addView(whenTextView, 170, -1)
-    layout2.addView(layout1, -1, 130)
+    layout2.addView(whenTextView, 85 * context.density, -1)
+    layout2.addView(rightView, -1, rightViewHeight)
     layout2
   end
 end

android-samples/Conference/app/sponsors_fragment.rb

@@ -6,6 +6,7 @@ class SponsorsFragment < Android::App::Fragment
         logoView.imageResource = activity.resources.getIdentifier(basename, 'drawable', activity.packageName)
         logoView.onClickListener = self
         logoView.tag = url
+        logoView.adjustViewBounds = true
         logoView
       end
 
@@ -14,14 +15,17 @@ class SponsorsFragment < Android::App::Fragment
 
       layout.addView(createLogoView.call('pixate', 'http://pixate.com'))
 
-      layout2 = Android::Widget::LinearLayout.new(activity)
-      layout2.orientation = Android::Widget::LinearLayout::HORIZONTAL
-      layout2.gravity = Android::View::Gravity::CENTER_HORIZONTAL
-
-      layout2.addView(createLogoView.call('terriblelabs', 'http://terriblelabs.com'))
-      layout2.addView(createLogoView.call('rubymine', 'http://jetbrains.com/ruby'))
-
-      layout.addView(layout2)
+      otherLayout = nil
+      if activity.density > 1.0
+        otherLayout = Android::Widget::LinearLayout.new(activity)
+        otherLayout.orientation = Android::Widget::LinearLayout::HORIZONTAL
+        otherLayout.gravity = Android::View::Gravity::CENTER_HORIZONTAL
+        layout.addView(otherLayout)
+      else
+        otherLayout = layout
+      end
+      otherLayout.addView(createLogoView.call('terriblelabs', 'http://terriblelabs.com'))
+      otherLayout.addView(createLogoView.call('rubymine', 'http://jetbrains.com/ruby'))
 
       scrollView = Android::Widget::ScrollView.new(activity)
       scrollView.backgroundColor = Android::Graphics::Color::WHITE