JAL-1815 restore split frame geometry correctly including position

[jalview.git] / src / jalview / gui / SplitFrame.java

diff --git a/src/jalview/gui/SplitFrame.java b/src/jalview/gui/SplitFrame.java
index b790d62..9da8240 100644 (file)
--- a/src/jalview/gui/SplitFrame.java
+++ b/src/jalview/gui/SplitFrame.java
@@ -85,8 +85,7 @@ public class SplitFrame extends GSplitFrame implements SplitContainerI
     // about 50 pixels for the SplitFrame's title bar etc
     int height = ((AlignFrame) getTopFrame()).getHeight()
             + ((AlignFrame) getBottomFrame()).getHeight() + 50;
-    // about 65 pixels for Desktop decorators on Windows
-    height = Math.min(height, Desktop.instance.getHeight() - 65);
+    height = fitHeightToDesktop(height);
     setSize(width, height);
 
     adjustLayout();
@@ -101,6 +100,27 @@ public class SplitFrame extends GSplitFrame implements SplitContainerI
   }
 
   /**
+   * Reduce the height if too large to fit in the Desktop. Also adjust the
+   * divider location in proportion.
+   * 
+   * @param height
+   *          in pixels
+   * @return original or reduced height
+   */
+  public int fitHeightToDesktop(int height)
+  {
+    // allow about 65 pixels for Desktop decorators on Windows
+
+    int newHeight = Math.min(height, Desktop.instance.getHeight() - 65);
+    if (newHeight != height)
+    {
+      int oldDividerLocation = getDividerLocation();
+      setDividerLocation(oldDividerLocation * newHeight / height);
+    }
+    return newHeight;
+  }
+
+  /**
    * Set the top and bottom frames to listen to each others Commands (e.g. Edit,
    * Order).
    */