Version 19.2, December 2018

[GpsPrune.git] / tim / prune / data / FileInfo.java

diff --git a/tim/prune/data/FileInfo.java b/tim/prune/data/FileInfo.java
index ffcc95b04bcd2a5e7b34bb5fe0ad73eb973eac7b..41900cb8736df60d668238306079256bf2dca175 100644 (file)
--- a/tim/prune/data/FileInfo.java
+++ b/tim/prune/data/FileInfo.java
@@ -68,16 +68,18 @@ public class FileInfo
         */
        public String getFilename()
        {
-               if (getNumFiles() == 1)
+               if (getNumFiles() == 1) {
                        return _sources.get(0).getName();
+               }
                return "";
        }
 
        /**
-        * @param inIndex index number
+        * @param inIndex index number, starting from zero
         * @return source info object
         */
-       public SourceInfo getSource(int inIndex) {
+       public SourceInfo getSource(int inIndex)
+       {
                return _sources.get(inIndex);
        }
 
@@ -88,7 +90,8 @@ public class FileInfo
         */
        public SourceInfo getSourceForPoint(DataPoint inPoint)
        {
-               for (SourceInfo source : _sources) {
+               for (SourceInfo source : _sources)
+               {
                        if (source.getIndex(inPoint) >= 0) {
                                return source;
                        }
@@ -96,6 +99,43 @@ public class FileInfo
                return null;
        }
 
+       /**
+        * @return the info about the last file loaded, if any
+        */
+       public SourceInfo getLastFileInfo()
+       {
+               if (getNumFiles() == 0)
+               {
+                       return null;
+               }
+               return getSource(getNumFiles()-1);
+       }
+
+       /**
+        * @return the most recent file title loaded, if any
+        */
+       public String getLastFileTitle()
+       {
+               final int numFiles = getNumFiles();
+               if (numFiles == 0)
+               {
+                       return null;
+               }
+               for (int i=(numFiles-1); i>=0; i--)
+               {
+                       SourceInfo info = getSource(i);
+                       if (info != null)
+                       {
+                               String title = info.getFileTitle();
+                               if (title != null && !title.equals(""))
+                               {
+                                       return title;
+                               }
+                       }
+               }
+               return null;
+       }
+
        /**
         * Clone contents of file info
         */