添加个接口， 控制statusBar风格

TZImagePickerController/TZImagePickerController/TZGifPhotoPreviewController.m

@@ -40,7 +40,7 @@
 - (void)viewWillAppear:(BOOL)animated {
     [super viewWillAppear:animated];
     _originStatusBarStyle = [UIApplication sharedApplication].statusBarStyle;
-    [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleDefault : UIStatusBarStyleBlackOpaque;
+    [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleLightContent : UIStatusBarStyleBlackOpaque;
 }
 
 - (void)viewWillDisappear:(BOOL)animated {

TZImagePickerController/TZImagePickerController/TZImagePickerController.h

@@ -101,7 +101,8 @@
 /// Hide the photo what can not be selected, Default is NO
 /// 隐藏不可以选中的图片，默认是NO，不推荐将其设置为YES
 @property (nonatomic, assign) BOOL hideWhenCanNotSelect;
-
+/// 顶部statusBar 是否为系统默认的黑色，默认为NO
+@property (nonatomic, assign) BOOL isStatusBarDefault;
 /// Single selection mode, valid when maxImagesCount = 1
 /// 单选模式,maxImagesCount为1时才生效
 @property (nonatomic, assign) BOOL showSelectBtn;   ///< 在单选模式下，照片列表页中，显示选择按钮,默认为NO

TZImagePickerController/TZImagePickerController/TZImagePickerController.m

@@ -104,7 +104,13 @@
 - (void)viewWillAppear:(BOOL)animated {
     [super viewWillAppear:animated];
     _originStatusBarStyle = [UIApplication sharedApplication].statusBarStyle;
-    [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleDefault : UIStatusBarStyleBlackOpaque;
+
+    if (self.isStatusBarDefault) {
+        [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleDefault : UIStatusBarStyleBlackOpaque;
+    }else{
+        [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleLightContent : UIStatusBarStyleBlackOpaque;
+    }
+   
 }
 
 - (void)viewWillDisappear:(BOOL)animated {

TZImagePickerController/TZImagePickerController/TZVideoPlayerController.m

@@ -42,7 +42,7 @@
 - (void)viewWillAppear:(BOOL)animated {
     [super viewWillAppear:animated];
     _originStatusBarStyle = [UIApplication sharedApplication].statusBarStyle;
-    [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleDefault : UIStatusBarStyleBlackOpaque;
+    [UIApplication sharedApplication].statusBarStyle = iOS7Later ? UIStatusBarStyleLightContent : UIStatusBarStyleBlackOpaque;
 }
 
 - (void)viewWillDisappear:(BOOL)animated {

TZImagePickerController/ViewController.m

@@ -241,6 +241,7 @@
     imagePickerVc.allowCrop = self.allowCropSwitch.isOn;
     imagePickerVc.needCircleCrop = self.needCircleCropSwitch.isOn;
     imagePickerVc.circleCropRadius = 100;
+    imagePickerVc.isStatusBarDefault = NO;
     /*
     [imagePickerVc setCropViewSettingBlock:^(UIView *cropView) {
         cropView.layer.borderColor = [UIColor redColor].CGColor;