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Merge pull request #16 from benzguo/daz/keyboard_controls
Keyboard Controls
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| // | ||
| // BZGKeyboardControl.h | ||
| // | ||
| // https://github.com/benzguo/BZGFormViewController | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| @class BZGTextFieldCell; | ||
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| @interface BZGKeyboardControl : UIView | ||
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| @property (nonatomic, strong) UIBarButtonItem *previousButton; | ||
| @property (nonatomic, strong) UIBarButtonItem *nextButton; | ||
| @property (nonatomic, strong) UIBarButtonItem *doneButton; | ||
| @property (nonatomic, strong) BZGTextFieldCell *previousCell; | ||
| @property (nonatomic, strong) BZGTextFieldCell *currentCell; | ||
| @property (nonatomic, strong) BZGTextFieldCell *nextCell; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // | ||
| // BZGKeyboardControl.m | ||
| // | ||
| // https://github.com/benzguo/BZGFormViewController | ||
| // | ||
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| #import "BZGKeyboardControl.h" | ||
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| const CGFloat BZGKeyboardControlButtonSpacing = 22; | ||
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| @implementation BZGKeyboardControl | ||
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| - (id)initWithFrame:(CGRect)frame { | ||
| self = [super initWithFrame:frame]; | ||
| if (self) { | ||
| self.previousButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:105 | ||
| target:nil | ||
| action:nil]; | ||
| self.nextButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:106 | ||
| target:nil | ||
| action:nil]; | ||
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| self.doneButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemDone | ||
| target:nil | ||
| action:nil]; | ||
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| self.previousButton.enabled = NO; | ||
| self.nextButton.enabled = NO; | ||
| self.previousButton.tintColor = [UIColor blackColor]; | ||
| self.nextButton.tintColor = [UIColor blackColor]; | ||
| self.doneButton.tintColor = [UIColor blackColor]; | ||
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| UIBarButtonItem *buttonSpacing = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFixedSpace | ||
| target:self | ||
| action:nil]; | ||
| buttonSpacing.width = BZGKeyboardControlButtonSpacing; | ||
| UIBarButtonItem *flexibleSpace = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace | ||
| target:self | ||
| action:nil]; | ||
| UIToolbar *toolbar = [[UIToolbar alloc] initWithFrame:self.frame]; | ||
| [toolbar setItems:@[self.previousButton, buttonSpacing, self.nextButton, flexibleSpace, self.doneButton]]; | ||
| [self addSubview:toolbar]; | ||
| } | ||
| return self; | ||
| } | ||
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| - (void)setPreviousCell:(BZGTextFieldCell *)previousCell { | ||
| _previousCell = previousCell; | ||
| self.previousButton.enabled = !!previousCell; | ||
| } | ||
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| - (void)setNextCell:(BZGTextFieldCell *)nextCell { | ||
| _nextCell = nextCell; | ||
| self.nextButton.enabled = !!nextCell; | ||
| } | ||
| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| // | ||
| // BZGKeyboardControlSpecs.m | ||
| // | ||
| // https://github.com/benzguo/BZGFormViewController | ||
| // | ||
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| #import "BZGKeyboardControl.h" | ||
| #import "BZGTextFieldCell.h" | ||
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| BZGKeyboardControl *keyboardControl; | ||
| BZGTextFieldCell *cell1; | ||
| BZGTextFieldCell *cell2; | ||
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| SpecBegin(BZGKeyboardControl) | ||
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| before(^{ | ||
| keyboardControl = [[BZGKeyboardControl alloc] initWithFrame:CGRectMake(0, 0, 320, 44)]; | ||
| cell1 = [[BZGTextFieldCell alloc] init]; | ||
| cell2 = [[BZGTextFieldCell alloc] init]; | ||
| }); | ||
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| after(^{ | ||
| keyboardControl = nil; | ||
| cell1 = nil; | ||
| cell2 = nil; | ||
| }); | ||
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| describe(@"Initialization", ^{ | ||
| it(@"should initialize with correct defaults", ^{ | ||
| expect(keyboardControl.previousButton).toNot.beNil(); | ||
| expect(keyboardControl.nextButton).toNot.beNil(); | ||
| expect(keyboardControl.doneButton).toNot.beNil(); | ||
| expect(keyboardControl.previousButton.enabled).to.beFalsy(); | ||
| expect(keyboardControl.nextButton.enabled).to.beFalsy(); | ||
| expect(keyboardControl.previousButton.tintColor).to.equal([UIColor blackColor]); | ||
| expect(keyboardControl.nextButton.tintColor).to.equal([UIColor blackColor]); | ||
| expect(keyboardControl.doneButton.tintColor).to.equal([UIColor blackColor]); | ||
| }); | ||
| }); | ||
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| describe(@"Button States", ^{ | ||
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| it(@"should have both buttons enabled if it has a previous cell and next cell", ^{ | ||
| keyboardControl.previousCell = cell1; | ||
| keyboardControl.nextCell = cell2; | ||
| expect(keyboardControl.previousButton.enabled).to.beTruthy(); | ||
| expect(keyboardControl.nextButton.enabled).to.beTruthy(); | ||
| }); | ||
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| it(@"should have only the previous button enabled if it has a previous cell and a nil next cell", ^{ | ||
| keyboardControl.previousCell = cell1; | ||
| keyboardControl.nextCell = nil; | ||
| expect(keyboardControl.previousButton.enabled).to.beTruthy(); | ||
| expect(keyboardControl.nextButton.enabled).to.beFalsy(); | ||
| }); | ||
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| it(@"should have only the next button enabled if it has a nil previous cell and a next cell", ^{ | ||
| keyboardControl.previousCell = nil; | ||
| keyboardControl.nextCell = cell2; | ||
| expect(keyboardControl.previousButton.enabled).to.beFalsy(); | ||
| expect(keyboardControl.nextButton.enabled).to.beTruthy(); | ||
| }); | ||
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| it(@"should have both buttons disabled if it has a nil previous cell and a nil next cell", ^{ | ||
| keyboardControl.previousCell = nil; | ||
| keyboardControl.nextCell = nil; | ||
| expect(keyboardControl.previousButton.enabled).to.beFalsy(); | ||
| expect(keyboardControl.nextButton.enabled).to.beFalsy(); | ||
| }); | ||
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| }); | ||
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| SpecEnd |
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