Answers for "flutter custom showdialog with fixed height"

Whatever

flutter full width of dialog

showDialog(Dialog(
  backgroundColor: Colors.transparent,
  insetPadding: EdgeInsets.all(10),
  child: Stack(
    overflow: Overflow.visible,
    alignment: Alignment.center,
    children: <Widget>[
      Container(
        width: double.infinity,
        height: 200,
        decoration: BoxDecoration(
          borderRadius: BorderRadius.circular(15),
          color: Colors.lightBlue
        ),
        padding: EdgeInsets.fromLTRB(20, 50, 20, 20),
        child: Text("You can make cool stuff!",
          style: TextStyle(fontSize: 24),
          textAlign: TextAlign.center
        ),
      ),
      Positioned(
        top: -100,
        child: Image.network("https://i.imgur.com/2yaf2wb.png", width: 150, height: 150)
      )
    ],
  )
));

Posted by: Guest on May-21-2021

Source

flutter alertdialog change width

return AlertDialog(
...
content: Container(
   insetPadding: EdgeInsets.zero,
   width: MediaQuery.of(context).size.width*0.45,
   child: ...

Posted by: Guest on November-10-2021

Source

increase width of alert dialog flutter

showDialog(
  context: context,
  builder: (_) => new AlertDialog(
  shape: RoundedRectangleBorder(
    borderRadius:
      BorderRadius.all(
        Radius.circular(10.0))),
    content: Builder(
      builder: (context) {
        // Get available height and width of the build area of this widget. Make a choice depending on the size.                              
        var height = MediaQuery.of(context).size.height;
        var width = MediaQuery.of(context).size.width;

        return Container(
          height: height - 400,
          width: width - 400,
        );
      },
    ),
  )
);

Posted by: Guest on November-05-2021

Source

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