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Add hidden input to ColorPickerField to prevent false unsaved warning #28

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Add hidden input to ColorPickerField to prevent false unsaved warning #28

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abc60e7
fix: prevent false unsaved warning by adding hidden input to ColorPic…
davidcolquhoun May 16, 2025
8c93764
Merge branch 'master' into fix/unsaved-changes-dialog
michalkleiner Nov 27, 2025
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14 changes: 14 additions & 0 deletions src/Forms/ColorPickerField.php
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,20 @@ public function getSourceValues()
}, $this->getSource()));
}

public function Field($properties = [])
{
// Prevent false “unsaved changes” warnings in the CMS by rendering
// a hidden input immediately. This ensures the field value is present
// in the initial DOM snapshot before React mounts.
$schema = parent::Field($properties);

$name = $this->getName();
$value = htmlspecialchars($this->Value() ?? '', ENT_QUOTES);
$hidden = "<input type=\"hidden\" name=\"{$name}\" value=\"{$value}\" />";

return $schema . $hidden;
}

/**
* Return the value of this field (for SilverStripe 6 compatibility)
*/
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