From ab8b0034fec1f17f97cfaa96d83c030180ffaa37 Mon Sep 17 00:00:00 2001
From: Kevin Lamonte <kevin.lamonte@gmail.com>
Date: Wed, 31 Jul 2019 23:28:36 -0500
Subject: [PATCH] ttable delete up/left

---
 src/jexer/TTableWidget.java | 36 +++++++++++++++++++++++++++++++-----
 1 file changed, 31 insertions(+), 5 deletions(-)

diff --git a/src/jexer/TTableWidget.java b/src/jexer/TTableWidget.java
index 548acf6..f25f429 100644
--- a/src/jexer/TTableWidget.java
+++ b/src/jexer/TTableWidget.java
@@ -801,7 +801,7 @@ public class TTableWidget extends TWidget {
     public void onResize(final TResizeEvent event) {
         super.onResize(event);
 
-        alignGrid();
+        bottomRightCorner();
     }
 
     /**
@@ -1276,6 +1276,24 @@ public class TTableWidget extends TWidget {
         return rows.size();
     }
 
+
+    /**
+     * Push top and left to the bottom-most right corner of the available
+     * grid.
+     */
+    private void bottomRightCorner() {
+        int viewColumns = getWidth();
+        if (showRowLabels == true) {
+            viewColumns -= ROW_LABEL_WIDTH;
+        }
+
+        // Set left and top such that the table stays on screen if possible.
+        top = rows.size() - getHeight();
+        left = columns.size() - (getWidth() / (viewColumns / (COLUMN_DEFAULT_WIDTH + 1)));
+        // Now ensure the selection is visible.
+        alignGrid();
+    }
+
     /**
      * Align the grid so that the selected cell is fully visible.
      */
@@ -1768,7 +1786,7 @@ public class TTableWidget extends TWidget {
         if (selectedRow == rows.size()) {
             selectedRow--;
         }
-        alignGrid();
+        bottomRightCorner();
     }
 
     /**
@@ -1878,21 +1896,29 @@ public class TTableWidget extends TWidget {
         if (selectedColumn == columns.size()) {
             selectedColumn--;
         }
-        alignGrid();
+        bottomRightCorner();
     }
 
     /**
      * Delete the selected cell, shifting cells over to the left.
      */
     public void deleteCellShiftLeft() {
-        // TODO
+        // All we do is copy the text from every cell in this row over.
+        for (int i = selectedColumn + 1; i < columns.size(); i++) {
+            setCellText(i - 1, selectedRow, getCellText(i, selectedRow));
+        }
+        setCellText(columns.size() - 1, selectedRow, "");
     }
 
     /**
      * Delete the selected cell, shifting cells from below up.
      */
     public void deleteCellShiftUp() {
-        // TODO
+        // All we do is copy the text from every cell in this column up.
+        for (int i = selectedRow + 1; i < rows.size(); i++) {
+            setCellText(selectedColumn, i - 1, getCellText(selectedColumn, i));
+        }
+        setCellText(selectedColumn, rows.size() - 1, "");
     }
 
     /**
-- 
2.27.0