- Several lints fixed for better performance

Author: luis901101

lib/src/center_play_button.dart

@@ -21,14 +21,14 @@ class CenterPlayButton extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Container(
+    return ColoredBox(
       color: Colors.transparent,
       child: Center(
         child: UnconstrainedBox(
           child: AnimatedOpacity(
             opacity: show ? 1.0 : 0.0,
             duration: const Duration(milliseconds: 300),
-            child: Container(
+            child: DecoratedBox(
               decoration: BoxDecoration(
                 color: backgroundColor,
                 shape: BoxShape.circle,

lib/src/cupertino/cupertino_controls.dart

@@ -203,14 +203,14 @@ class _CupertinoControlsState extends State<CupertinoControls>
 
   Widget _buildSubtitles(Subtitles subtitles) {
     if (!_subtitleOn) {
-      return Container();
+      return const SizedBox();
     }
     if (_subtitlesPosition == null) {
-      return Container();
+      return const SizedBox();
     }
     final currentSubtitle = subtitles.getByPosition(_subtitlesPosition!);
     if (currentSubtitle.isEmpty) {
-      return Container();
+      return const SizedBox();
     }
 
     if (chewieController.subtitleBuilder != null) {
@@ -395,7 +395,7 @@ class _CupertinoControlsState extends State<CupertinoControls>
           borderRadius: BorderRadius.circular(10.0),
           child: BackdropFilter(
             filter: ui.ImageFilter.blur(sigmaX: 10.0),
-            child: Container(
+            child: ColoredBox(
               color: backgroundColor,
               child: Container(
                 height: barHeight,
@@ -468,7 +468,7 @@ class _CupertinoControlsState extends State<CupertinoControls>
   Widget _buildSubtitleToggle(Color iconColor, double barHeight) {
     //if don't have subtitle hiden button
     if (chewieController.subtitle?.isEmpty ?? true) {
-      return Container();
+      return const SizedBox();
     }
     return GestureDetector(
       onTap: _subtitleToggle,

lib/src/helpers/adaptive_controls.dart

@@ -1,5 +1,4 @@
 import 'package:chewie/chewie.dart';
-import 'package:chewie/src/material/material_desktop_controls.dart';
 import 'package:flutter/material.dart';
 
 class AdaptiveControls extends StatelessWidget {

lib/src/material/material_controls.dart

@@ -213,11 +213,11 @@ class _MaterialControlsState extends State<MaterialControls>
 
   Widget _buildSubtitles(BuildContext context, Subtitles subtitles) {
     if (!_subtitleOn) {
-      return Container();
+      return const SizedBox();
     }
     final currentSubtitle = subtitles.getByPosition(_subtitlesPosition);
     if (currentSubtitle.isEmpty) {
-      return Container();
+      return const SizedBox();
     }
 
     if (chewieController.subtitleBuilder != null) {
@@ -446,7 +446,7 @@ class _MaterialControlsState extends State<MaterialControls>
   Widget _buildSubtitleToggle() {
     //if don't have subtitle hiden button
     if (chewieController.subtitle?.isEmpty ?? true) {
-      return Container();
+      return const SizedBox();
     }
     return GestureDetector(
       onTap: _onSubtitleTap,

lib/src/material/material_desktop_controls.dart

@@ -206,11 +206,11 @@ class _MaterialDesktopControlsState extends State<MaterialDesktopControls>
 
   Widget _buildSubtitles(BuildContext context, Subtitles subtitles) {
     if (!_subtitleOn) {
-      return Container();
+      return const SizedBox();
     }
     final currentSubtitle = subtitles.getByPosition(_subtitlesPosition);
     if (currentSubtitle.isEmpty) {
-      return Container();
+      return const SizedBox();
     }
 
     if (chewieController.subtitleBuilder != null) {

lib/src/player_with_controls.dart

@@ -26,7 +26,7 @@ class PlayerWithControls extends StatelessWidget {
     ) {
       return chewieController.showControls
           ? chewieController.customControls ?? const AdaptiveControls()
-          : Container();
+          : const SizedBox();
     }
 
     Widget _buildPlayerWithControls(
@@ -65,9 +65,9 @@ class PlayerWithControls extends StatelessWidget {
                   duration: const Duration(
                     milliseconds: 250,
                   ),
-                  child: Container(
-                    decoration: const BoxDecoration(color: Colors.black54),
-                    child: Container(),
+                  child: const DecoratedBox(
+                    decoration: BoxDecoration(color: Colors.black54),
+                    child: SizedBox(),
                   ),
                 ),
               ),