Fixes #3 and #13 with suggested solution, Fixes #11 also

Demo/Classes/MMTestViewController.m

@@ -103,11 +103,16 @@ - (IBAction)showPickerViewButtonPressed:(id)sender {
                                         MMvalueY: @3,
                                         MMselectedObject:_selectedString,
                                         MMtextAlignment:@1}
+                           selected:^(NSString *selectedString) {
+
+                               _label.text = selectedString;
+                               _selectedString = selectedString;
+                           }
                            completion:^(NSString *selectedString) {
 
                              _label.text = selectedString;
                              _selectedString = selectedString;
-   }];
+                           }];
 
 
 

MMPickerView/MMPickerView.h

@@ -18,19 +18,22 @@ extern NSString * const MMselectedObject;
 extern NSString * const MMtoolbarBackgroundImage;
 extern NSString * const MMtextAlignment;
 extern NSString * const MMshowsSelectionIndicator;
+extern NSString * const MMspaceBottom;
 
-@interface MMPickerView: UIView 
+@interface MMPickerView: UIView
 
 +(void)showPickerViewInView: (UIView *)view
                 withStrings: (NSArray *)strings
                 withOptions: (NSDictionary *)options
+                   selected: (void (^)(NSString *))selected
                  completion: (void(^)(NSString *selectedString))completion;
 
 +(void)showPickerViewInView: (UIView *)view
                 withObjects: (NSArray *)objects
                 withOptions: (NSDictionary *)options
     objectToStringConverter: (NSString *(^)(id object))converter
-       completion: (void(^)(id selectedObject))completion;
+                   selected: (void (^)(NSString *))selected
+                 completion: (void(^)(id selectedObject))completion;
 
 +(void)dismissWithCompletion: (void(^)(NSString *))completion;
 

MMPickerView/MMPickerView.m

@@ -18,6 +18,7 @@
 NSString * const MMtoolbarBackgroundImage = @"toolbarBackgroundImage";
 NSString * const MMtextAlignment = @"textAlignment";
 NSString * const MMshowsSelectionIndicator = @"showsSelectionIndicator";
+NSString * const MMspaceBottom = @"spaceBottom";
 
 @interface MMPickerView () <UIPickerViewDelegate, UIPickerViewDataSource>
 
@@ -37,6 +38,7 @@ @interface MMPickerView () <UIPickerViewDelegate, UIPickerViewDataSource>
 @property (nonatomic, assign) CGFloat yValueFromTop;
 @property (nonatomic, assign) NSInteger pickerViewTextAlignment;
 @property (nonatomic, assign) BOOL pickerViewShowsSelectionIndicator;
+@property (copy) void (^onSelect)(NSString *);
 @property (copy) void (^onDismissCompletion)(NSString *);
 @property (copy) NSString *(^objectToStringConverter)(id object);
 
@@ -59,13 +61,15 @@ + (MMPickerView*)sharedView {
 +(void)showPickerViewInView:(UIView *)view
                 withStrings:(NSArray *)strings
                 withOptions:(NSDictionary *)options
+                   selected: (void (^)(NSString *))selected
                  completion:(void (^)(NSString *))completion{
 
   [[self sharedView] initializePickerViewInView:view
                                       withArray:strings
                                     withOptions:options];
 
   [[self sharedView] setPickerHidden:NO callBack:nil];
+  [self sharedView].onSelect = selected;
   [self sharedView].onDismissCompletion = completion;
   [view addSubview:[self sharedView]];
 
@@ -75,13 +79,17 @@ +(void)showPickerViewInView:(UIView *)view
                 withObjects:(NSArray *)objects
                 withOptions:(NSDictionary *)options
     objectToStringConverter:(NSString *(^)(id))converter
+                   selected: (void (^)(NSString *))selected
                  completion:(void (^)(id))completion {
 
   [self sharedView].objectToStringConverter = converter;
+  [self sharedView].onSelect = selected;
   [self sharedView].onDismissCompletion = completion;
+
   [[self sharedView] initializePickerViewInView:view
                                       withArray:objects
                                     withOptions:options];
+
   [[self sharedView] setPickerHidden:NO callBack:nil];
   [view addSubview:[self sharedView]];
 
@@ -177,10 +185,19 @@ -(void)initializePickerViewInView: (UIView *)view
   //Whole screen with PickerView and a dimmed background
   _pickerViewContainerView = [[UIView alloc] initWithFrame:view.bounds];
   [_pickerViewContainerView setBackgroundColor: [UIColor colorWithRed:0.412 green:0.412 blue:0.412 alpha:0.7]];
+
+  if (options[MMspaceBottom] != nil) {
+
+    CGRect customFrame = _pickerViewContainerView.frame;
+    customFrame.size.height -= [options[MMspaceBottom] floatValue];
+
+    _pickerViewContainerView.frame = customFrame;
+  }
+
   [self addSubview:_pickerViewContainerView];
 
   //PickerView Container with top bar
-  _pickerContainerView = [[UIView alloc] initWithFrame:CGRectMake(0.0, _pickerViewContainerView.bounds.size.height - 260.0, 320.0, 260.0)];
+  _pickerContainerView = [[UIView alloc] initWithFrame:CGRectMake(0.0, _pickerViewContainerView.bounds.size.height - 260.0, view.frame.size.width, 260.0)];
 
   //Default Color Values (if colors == nil)
 
@@ -210,22 +227,9 @@ -(void)initializePickerViewInView: (UIView *)view
   }
   _pickerViewFont = pickerViewFont;
 
-  /*
-   //ToolbackBackgroundImage - Clear Color
-   if (toolbarBackgroundImage!=nil) {
-   //Top bar imageView
-   _pickerTopBarImageView = [[UIImageView alloc] initWithFrame:CGRectMake(0.0, 0.0, _pickerContainerView.frame.size.width, 44.0)];
-   //[_pickerContainerView addSubview:_pickerTopBarImageView];
-   _pickerTopBarImageView.image = toolbarBackgroundImage;
-   [_pickerViewToolBar setHidden:YES];
-
-   }
-   */
-
   _pickerContainerView.backgroundColor = pickerViewBackgroundColor;
   [_pickerViewContainerView addSubview:_pickerContainerView];
 
-
   //Content of pickerContainerView
 
   //Top bar view
@@ -238,16 +242,11 @@ -(void)initializePickerViewInView: (UIView *)view
   [_pickerContainerView addSubview:_pickerViewToolBar];
 
   CGFloat iOSVersion = [[[UIDevice currentDevice] systemVersion] floatValue];
-  //NSLog(@"%f",iOSVersion);
-
   if (iOSVersion < 7.0) {
-    _pickerViewToolBar.tintColor = toolbarBackgroundColor;
-    //[_pickerViewToolBar setBackgroundColor:toolbarBackgroundColor];
+      _pickerViewToolBar.tintColor = toolbarBackgroundColor;
   }else{
      [_pickerViewToolBar setBackgroundColor:toolbarBackgroundColor];
 
-     //_pickerViewToolBar.tintColor = toolbarBackgroundColor;
-
     #if __IPHONE_OS_VERSION_MIN_REQUIRED >= 70000
     _pickerViewToolBar.barTintColor = toolbarBackgroundColor;
     #endif
@@ -263,23 +262,12 @@ -(void)initializePickerViewInView: (UIView *)view
   _pickerViewToolBar.items = @[flexibleSpace, _pickerViewBarButtonItem];
   [_pickerViewBarButtonItem setTintColor:buttonTextColor];
 
-  //[_pickerViewBarButtonItem setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys: [UIFont fontWithName:@"Helvetica-Neue" size:23.0], UITextAttributeFont,nil] forState:UIControlStateNormal];
-
-  /*
-   _pickerDoneButton = [[UIButton alloc] initWithFrame:CGRectMake(_pickerContainerView.frame.size.width - 80.0, 10.0, 60.0, 24.0)];
-   [_pickerDoneButton setTitle:@"Done" forState:UIControlStateNormal];
-   [_pickerContainerView addSubview:_pickerDoneButton];
-   [_pickerDoneButton addTarget:self action:@selector(dismiss) forControlEvents:UIControlEventTouchUpInside];
-  */
-
   //Add pickerView
-  _pickerView = [[UIPickerView alloc] initWithFrame:CGRectMake(0.0, 44.0, 320.0, 216.0)];
+  _pickerView = [[UIPickerView alloc] initWithFrame:CGRectMake(0.0, 44.0, view.frame.size.width, 216.0)];
   [_pickerView setDelegate:self];
   [_pickerView setDataSource:self];
   [_pickerView setShowsSelectionIndicator: _pickerViewShowsSelectionIndicator];//YES];
   [_pickerContainerView addSubview:_pickerView];
-
-  //[self.pickerViewContainerView setAlpha:0.0];
   [_pickerContainerView setTransform:CGAffineTransformMakeTranslation(0.0, CGRectGetHeight(_pickerContainerView.frame))];
 
   //Set selected row
@@ -310,9 +298,9 @@ - (NSString *)pickerView: (UIPickerView *)pickerView
 
 -(void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component {
   if (self.objectToStringConverter == nil) {
-    self.onDismissCompletion ([_pickerViewArray objectAtIndex:row]);
+    self.onSelect ([_pickerViewArray objectAtIndex:row]);
   } else{
-    self.onDismissCompletion (self.objectToStringConverter ([self selectedObject]));
+    self.onSelect (self.objectToStringConverter ([self selectedObject]));
   }
 }
 
@@ -334,10 +322,6 @@ - (UIView *)pickerView:(UIPickerView *)pickerView
     CGRect frame = CGRectMake(0.0, 0.0, 292.0, 44.0);
     customPickerView = [[UIView alloc] initWithFrame: frame];
 
-//   UIImageView *patternImageView = [[UIImageView alloc] initWithFrame:frame];
-//   patternImageView.image = [[UIImage imageNamed:@"texture"] resizableImageWithCapInsets:UIEdgeInsetsZero];
-//    [customPickerView addSubview:patternImageView];
-
     if (_yValueFromTop == 0.0f) {
       _yValueFromTop = 3.0;
     }

README.md

@@ -40,14 +40,16 @@ You can show the PickerView:
 ```objective-c
 +(void)showPickerViewInView: (UIView *)view
                 withStrings: (NSArray *)strings
-                withOptions: (NSDictionary *)options
+                withOptions: (NSDictionary *)options,
+                   selected: (void(^)(NSString *selectedString))selected
                  completion: (void(^)(NSString *selectedString))completion;
 
 +(void)showPickerViewInView: (UIView *)view
                 withObjetcs: (NSArray *)objects
                 withOptions: (NSDictionary *)options
     objectToStringConverter: (NSString *(^)(id object))converter
-       			 completion: (void(^)(id selectedObject))completion;
+                   selected: (void(^)(NSString *selectedString))selected
+       			     completion: (void(^)(id selectedObject))completion;
 ```
 
 
@@ -59,10 +61,14 @@ You can show the PickerView:
   [MMPickerView showPickerViewInView:self.view
                          withStrings:strings
                          withOptions:nil
-                          completion:^(NSString *selectedString) {
-   							//selectedString is the return value which you can use as you wish
-                            self.label.text = selectedString;
-  }];
+                         selected:^(NSString *selectedString) {
+                           //selectedString is the return value when the selected item change
+                           self.label.text = selectedString;
+                         }
+                         completion:^(NSString *selectedString) {
+   							           //selectedString is the return value after user hit Done button
+                           self.label.text = selectedString;
+                         }];
 ```
 
 #### Example 2 - Show with an array of objects.
@@ -73,16 +79,19 @@ You can show the PickerView:
   [MMPickerView showPickerViewInView:self.view
    						 withObjects:objects
 					     withOptions:nil
-		    objectToStringConverter:^NSString *(id object) {
-			//This is where you convert your object and return a string, for eg. return person.name;
-	          return [object description];
-
-              }
-						 completion:^(id selectedObject) {
-					     //The selected object is returned, and you can use the value as you wish
-					     //For example: self.label.text = person.name;
-					     self.label.text = [selectedObject description];
-  }];
+		           objectToStringConverter:^NSString *(id object) {
+			           //This is where you convert your object and return a string, for eg. return person.name;
+	               return [object description];
+               }
+               selected:^(id selectedObject) {
+                 //selectedObject: The selected object when the selected item change
+                 self.label.text = [selectedObject description];
+               }
+						   completion:^(id selectedObject) {
+					       //selectedObject: The selected object after user hit Done button
+					       //For example: self.label.text = person.name;
+					       self.label.text = [selectedObject description];
+               }];
 ```
 
 ### Customizing MMPickerView
@@ -100,6 +109,7 @@ Both show methods use a `NSDictionary` to set the options of the `MMPickerView`.
 - `MMselectedObject` - `id` 
 - `MMtoolbarBackgroundImage` - `UIImage`
 - `MMtextAlignment` - `NSNumber`
+- `MMspaceBottom` - `NSNumber`
 
 ```objective-c
   /*
@@ -113,6 +123,7 @@ Both show methods use a `NSDictionary` to set the options of the `MMPickerView`.
   MMselectedObject - id - The selected object presented in the PickerView, an object from the array, for eg. [yourArray objectAtIndex:0];
   MMtoolbarBackgroundImage - UIImage - The background image of the toolbar (320 x 44 for non retina, 640 x 88 for retina)
   MMtextAlignment - NSNumber - The text alignment of the labels in the PickerView, @0 for Left, @1 for Center, @2 for Right
+  MMspaceBottom - NSNumber - If the picker view is combined with a bottom bar (such as tabbar) set a MMspaceBottom with the height of bar.
  */
 ```
 
@@ -132,8 +143,12 @@ Both show methods use a `NSDictionary` to set the options of the `MMPickerView`.
   [MMPickerView showPickerViewInView:self.view
                          withStrings:strings
                          withOptions:options
+                          selected:^(NSString *selectedString) {
+                            //selectedString is the return value when the selected item change
+                            self.label.text = selectedString;
+                          }
                           completion:^(NSString *selectedString) {
-                            //selectedString is the return value which you can use as you wish
+                            //selectedString is the return value after user hit Done button
                             self.label.text = selectedString;
                           }];
 ```
@@ -173,11 +188,13 @@ A useful feature is to let the PickerView select whatever was selected last time
   [MMPickerView showPickerViewInView:self.view
                          withStrings:strings
                          withOptions:@{selectedObject:_selectedString}
-                          completion:^(NSString *selectedString) {
-
-                            _label.text = selectedString;
-                            _selectedString = selectedString;
-  }];
+                         selected:^(NSString *selectedString) {
+                           _label.text = selectedString;
+                         }
+                         completion:^(NSString *selectedString) {
+                           _label.text = selectedString;
+                           _selectedString = selectedString;
+                         }];
 
 }