Merge pull request #176 from execut/adding-before-row-position

Added before row position

Author: unclead

CHANGELOG.md

@@ -3,6 +3,7 @@ Yii2 multiple input change log
 
 2.11.0
 ======
+- Added the possibility to substitute buttons before rows
 
 2.10.0
 ======

src/MultipleInput.php

@@ -29,6 +29,7 @@ class MultipleInput extends InputWidget
 {
     const POS_HEADER    = RendererInterface::POS_HEADER;
     const POS_ROW       = RendererInterface::POS_ROW;
+    const POS_ROW_BEGIN = RendererInterface::POS_ROW_BEGIN;
     const POS_FOOTER    = RendererInterface::POS_FOOTER;
 
     /**

src/renderers/BaseRenderer.php

@@ -375,6 +375,14 @@ protected function isAddButtonPositionRow()
         return in_array(self::POS_ROW, $this->addButtonPosition);
     }
 
+    /**
+     * @return bool
+     */
+    protected function isAddButtonPositionRowBegin()
+    {
+        return in_array(self::POS_ROW_BEGIN, $this->addButtonPosition);
+    }
+
     private function prepareIndexPlaceholder()
     {
         $this->indexPlaceholder = 'multiple_index_' . $this->id;

src/renderers/RendererInterface.php

@@ -17,6 +17,7 @@ interface RendererInterface
 {
     const POS_HEADER    = 'header';
     const POS_ROW       = 'row';
+    const POS_ROW_BEGIN = 'row_begin';
     const POS_FOOTER    = 'footer';
 
     /**

src/renderers/TableRenderer.php

@@ -172,6 +172,10 @@ private function renderRowContent($index = null, $item = null)
     {
         $cells = [];
         $hiddenInputs = [];
+        $isLastRow = $this->max === $this->min;
+        if (!$isLastRow && $this->isAddButtonPositionRowBegin()) {
+            $cells[] = $this->renderActionColumn($index);
+        }
 
         foreach ($this->columns as $column) {
             /* @var $column BaseColumn */
@@ -183,7 +187,7 @@ private function renderRowContent($index = null, $item = null)
             }
         }
 
-        if ($this->max !== $this->min) {
+        if (!$isLastRow && $this->isAddButtonPositionRow()) {
             $cells[] = $this->renderActionColumn($index);
         }
 
@@ -292,7 +296,7 @@ private function getActionButton($index)
         if ($index < $this->min) {
             return '';
         } elseif ($index === $this->min) {
-            return $this->isAddButtonPositionRow() ? $this->renderAddButton() : '';
+            return ($this->isAddButtonPositionRow() || $this->isAddButtonPositionRowBegin()) ? $this->renderAddButton() : '';
         } else {
             return $this->renderRemoveButton();
         }