X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fjexer%2FTEditorWidget.java;h=dcf5e9e6d267380d3b541bf275d4cdef67f8dcea;hb=7d922e0dfd9a6da42b84e01d52adeec6fff10025;hp=823dea2d113c2d62b66e164dc06b2ce070e8cb69;hpb=b1a8acec8adc13327268b1e600d367b2ba0cccc0;p=fanfix.git

diff --git a/src/jexer/TEditorWidget.java b/src/jexer/TEditorWidget.java
index 823dea2..dcf5e9e 100644
--- a/src/jexer/TEditorWidget.java
+++ b/src/jexer/TEditorWidget.java
@@ -43,7 +43,7 @@ import static jexer.TKeypress.*;
  * TEditorWidget displays an editable text document.  It is unaware of
  * scrolling behavior, but can respond to mouse and keyboard events.
  */
-public final class TEditorWidget extends TWidget {
+public class TEditorWidget extends TWidget {
 
     /**
      * The number of lines to scroll on mouse wheel up/down.
@@ -164,7 +164,7 @@ public final class TEditorWidget extends TWidget {
 
             document.setLineNumber(newLine);
             setCursorY(mouse.getY());
-            if (newX > document.getCurrentLine().getDisplayLength()) {
+            if (newX >= document.getCurrentLine().getDisplayLength()) {
                 document.end();
                 alignCursor();
             } else {
@@ -385,6 +385,28 @@ public final class TEditorWidget extends TWidget {
         return document.getLineCount();
     }
 
+    /**
+     * Get the current visible top row number.  1-based.
+     *
+     * @return the visible top row number.  Row 1 is the first row.
+     */
+    public int getVisibleRowNumber() {
+        return topLine + 1;
+    }
+
+    /**
+     * Set the current visible row number.  1-based.
+     *
+     * @param row the new visible row number.  Row 1 is the first row.
+     */
+    public void setVisibleRowNumber(final int row) {
+        assert (row > 0);
+        if ((row > 0) && (row < document.getLineCount())) {
+            topLine = row - 1;
+            alignDocument(true);
+        }
+    }
+
     /**
      * Get the current editing row number.  1-based.
      *