From 2566f7014db4dc1dc42ea19b28f945bf018cdd51 Mon Sep 17 00:00:00 2001
From: markt <markt>
Date: Sun, 8 Apr 2007 18:12:08 +0000
Subject: fix for determining the width of clock (copied from Simon's commit to
 trunk)

---
 ChangeLog        |  4 ++++
 src/ClockTool.cc | 12 +++++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index d77590b..4ed32dc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,10 @@ Changes for 1.1:
    * Buttons with different textures when pressed weren't getting reset
      properly (Mark)
      FbTk/Button.cc
+   * Only replace numbers with zeros when calculating clock width (Simon)
+     Otherwise width of things in proportional fonts can be way out.
+     sf.net bug #1545066.
+     ClockTool.cc
 *07/04/06:
    * More changes to theme handling (Mark)
      - introduced window.label.(un)focused.{justify,border{Color,Width}},
diff --git a/src/ClockTool.cc b/src/ClockTool.cc
index 6e06ed6..0bfa136 100644
--- a/src/ClockTool.cc
+++ b/src/ClockTool.cc
@@ -220,7 +220,17 @@ void ClockTool::update(FbTk::Subject *subj) {
     updateTime();
 
     // + 2 to make the entire text fit inside
-    std::string text(m_button.text().size() + 2, '0');
+    // we only replace numbers with zeros because everything else should be
+    // relatively static. If we replace all text with zeros then widths of
+    // proportional fonts with some strftime formats will be considerably off.
+    std::string text(m_button.text());
+
+    int textlen = text.size();
+    for (int i=0; i < textlen; ++i) {
+        if (isdigit(text[i])) // don't bother replacing zeros
+            text[i] = '0';
+    }
+    text.append("00"); // pad
 
     unsigned int new_width = m_button.width();
     unsigned int new_height = m_button.height();
-- 
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