[pitivi: 24/41] Clarify the wording of preferences

[Thibault Saunier <tsaunier src gnome org>]

commit fa405670dc5aa87a8c99c0d8278b8d139f146d00
Author: Jean-FranÃois Fortin Tam <nekohayo gmail com>
Date:   Mon Jul 25 00:20:04 2011 -0400

    Clarify the wording of preferences

 pitivi/ui/previewer.py      |   10 +++++-----
 pitivi/ui/timelinecanvas.py |    6 +++---
 pitivi/ui/trackobject.py    |    4 ++--
 3 files changed, 10 insertions(+), 10 deletions(-)
---
diff --git a/pitivi/ui/previewer.py b/pitivi/ui/previewer.py
index 552541d..0a52a75 100644
--- a/pitivi/ui/previewer.py
+++ b/pitivi/ui/previewer.py
@@ -58,9 +58,9 @@ GlobalSettings.addConfigOption("thumbnailPeriod",
 
 PreferencesDialog.addNumericPreference("thumbnailSpacingHint",
     section=_("Appearance"),
-    label=_("Thumbnail gap (pixels)"),
+    label=_("Thumbnail gap"),
     lower=0,
-    description=_("The gap between thumbnails"))
+    description=_("The spacing between thumbnails, in pixels"))
 
 PreferencesDialog.addChoicePreference("thumbnailPeriod",
     section=_("Performance"),
@@ -74,7 +74,7 @@ PreferencesDialog.addChoicePreference("thumbnailPeriod",
         (_("%s seconds") % "5", 5 * gst.SECOND),
         (_("%s seconds") % "10", 10 * gst.SECOND),
         (_("minute"), 60 * gst.SECOND)),
-    description=_("The interval, in seconds, between thumbnails"))
+    description=_("The interval, in seconds, between thumbnails."))
 
 # this default works out to a maximum of ~ 1.78 MiB per factory, assuming:
 # 4:3 aspect ratio
@@ -100,7 +100,7 @@ GlobalSettings.addConfigOption('showThumbnails',
 
 PreferencesDialog.addTogglePreference('showThumbnails',
     section=_("Performance"),
-    label=_("Show video thumbnails"),
+    label=_("Enable video thumbnails"),
     description=_("Show thumbnails on video clips"))
 
 GlobalSettings.addConfigOption('showWaveforms',
@@ -111,7 +111,7 @@ GlobalSettings.addConfigOption('showWaveforms',
 
 PreferencesDialog.addTogglePreference('showWaveforms',
     section=_("Performance"),
-    label=_("Show audio waveforms"),
+    label=_("Enable audio waveforms"),
     description=_("Show waveforms on audio clips"))
 
 # Previewer                      -- abstract base class with public interface for UI
diff --git a/pitivi/ui/timelinecanvas.py b/pitivi/ui/timelinecanvas.py
index 828e20d..6941e96 100644
--- a/pitivi/ui/timelinecanvas.py
+++ b/pitivi/ui/timelinecanvas.py
@@ -50,9 +50,9 @@ GlobalSettings.addConfigOption('edgeSnapDeadband',
 
 PreferencesDialog.addNumericPreference('edgeSnapDeadband',
     section=_("Behavior"),
-    label=_("Snap distance (pixels)"),
-    description=_("Threshold distance (in pixels) used for all snapping "
-        "operations"),
+    label=_("Snap distance"),
+    description=_("Threshold (in pixels) at which two clips will snap together "
+        "when dragging or trimming."),
     lower=0)
 
 
diff --git a/pitivi/ui/trackobject.py b/pitivi/ui/trackobject.py
index 55557ea..b67e70b 100644
--- a/pitivi/ui/trackobject.py
+++ b/pitivi/ui/trackobject.py
@@ -46,7 +46,7 @@ GlobalSettings.addConfigOption('videoClipBg',
 
 PreferencesDialog.addColorPreference('videoClipBg',
     section=_("Appearance"),
-    label=_("Clip background (video)"),
+    label=_("Color for video clips"),
     description=_("The background color for clips in video tracks."))
 
 GlobalSettings.addConfigOption('audioClipBg',
@@ -57,7 +57,7 @@ GlobalSettings.addConfigOption('audioClipBg',
 
 PreferencesDialog.addColorPreference('audioClipBg',
     section=_("Appearance"),
-    label=_("Clip background (audio)"),
+    label=_("Color for audio clips"),
     description=_("The background color for clips in audio tracks."))
 
 GlobalSettings.addConfigOption('selectedColor',