Added ability to render add button at several positions

Author: unclead

CHANGELOG.md

@@ -7,6 +7,7 @@ Yii2 multiple input change log
 - #79 Added support for embedded MultipleInput widget (unclead, execut)
 - Enh: Added ability to render `add` button in the footer (unclead)
 - Enh: Improving for better work without ActiveForm (unclead)
+- Enh: Added ability to render `add` button at several positions (unclead)
 
 1.2.19
 ------

examples/views/multiple-input.php

@@ -35,7 +35,11 @@
             ]
         ],
         'min'  => 2, // should be at least 2 rows
-        'addButtonPosition' => MultipleInput::POS_HEADER // show add button in the header
+        'addButtonPosition' => [
+            MultipleInput::POS_HEADER,
+            MultipleInput::POS_FOOTER,
+            MultipleInput::POS_ROW
+        ]
     ])
     ->label(false);
 ?>

src/MultipleInput.php

@@ -74,7 +74,7 @@ class MultipleInput extends InputWidget
     public $min;
 
     /**
-     * @var string position of add button. By default button is rendered in the row.
+     * @var string|array position of add button. By default button is rendered in the row.
      */
     public $addButtonPosition = self::POS_ROW;
 

src/TabularInput.php

@@ -68,7 +68,7 @@ class TabularInput extends Widget
     public $models;
 
     /**
-     * @var string position of add button. By default button is rendered in the row.
+     * @var string|array position of add button. By default button is rendered in the row.
      */
     public $addButtonPosition = self::POS_ROW;
 

src/components/BaseRenderer.php

@@ -135,10 +135,8 @@ public function init()
         $this->prepareMinOption();
         $this->prepareLimit();
         $this->prepareColumnClass();
-        $this->prepareButtonsOptions();
-
-        $this->uniqueHash = uniqid();
-        $this->indexPlaceholder = 'multiple-index-' . $this->uniqueHash;
+        $this->prepareButtons();
+        $this->prepareIndexPlaceholder();
     }
 
     private function prepareColumnClass()
@@ -190,8 +188,12 @@ private function prepareLimit()
         }
     }
 
-    private function prepareButtonsOptions()
+    private function prepareButtons()
     {
+        if (!is_array($this->addButtonPosition)) {
+            $this->addButtonPosition = (array) $this->addButtonPosition;
+        }
+
         if (!array_key_exists('class', $this->removeButtonOptions)) {
             $this->removeButtonOptions['class'] = 'btn btn-danger';
         }
@@ -316,14 +318,28 @@ public function getUniqueHash()
      */
     protected function isAddButtonPositionHeader()
     {
-        return $this->addButtonPosition === self::POS_HEADER;
+        return in_array(self::POS_HEADER, $this->addButtonPosition);
     }
 
     /**
      * @return bool
      */
     protected function isAddButtonPositionFooter()
     {
-        return $this->addButtonPosition === self::POS_FOOTER;
+        return in_array(self::POS_FOOTER, $this->addButtonPosition);
+    }
+
+    /**
+     * @return bool
+     */
+    protected function isAddButtonPositionRow()
+    {
+        return in_array(self::POS_ROW, $this->addButtonPosition);
+    }
+
+    private function prepareIndexPlaceholder()
+    {
+        $this->uniqueHash = uniqid();
+        $this->indexPlaceholder = 'multiple-index-' . $this->uniqueHash;
     }
 }

src/renderers/TableRenderer.php

@@ -295,7 +295,7 @@ private function getActionButton($index)
         if ($index < $this->min) {
             return '';
         } elseif ($index === $this->min) {
-            return $this->addButtonPosition === self::POS_ROW ? $this->renderAddButton() : '';
+            return $this->isAddButtonPositionRow() ? $this->renderAddButton() : '';
         } else {
             return $this->renderRemoveButton();
         }