mirror of
https://github.com/material-components/material-components-ios.git
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2a96682230
* [Themes] Remove unnecessary imports. * [TextFields] Remove unnecessary imports. * [Typography] Do not use an umbrella header inside of a component. * [Snackbar] Do not use self umbrella header. * [ActivityIndicator] Do not use self umbrella header. * [AppBar] Use umbrella headers. * [AppBar] Remove self import header. * [ButtonBar] Removed self umbrella header imports. * [Buttons] Removed self umbrella header imports. * [Collections] Update imports. * [Dialogs] Moved import into an m file. * [Collections] Fixed imports. * [FeatureHighlight] Removed self umbrealla imports. * [HeaderStackView] Reordered imports. * [Ink] Replaced imports with forward declarations. * [Slider] Replaced self umbrella import use. * [Snackbar] Removed self umbrella header import. * [Tabs] Changed math import. Replaced self umbrella header import. * [Icons] Removed unnecessary imports. * [Overlay] Replaced umbrella header import. * [ShapeLibrary] Replace Shapes imports with an umbrella header. * [Shapes] Replaced imports with forward declarations. * [AppBar] Replace import with a forward declaration. * [Examples] Updated imports. * Fixed conflicting imports * Added space between different import categories
306 lines
14 KiB
Objective-C
306 lines
14 KiB
Objective-C
/*
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Copyright 2016-present the Material Components for iOS authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "supplemental/TextFieldPresentationStylesLegacyExampleSupplemental.h"
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@import MaterialComponents.MaterialTextFields;
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@interface TextFieldPresentationStylesExample ()
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// Be sure to keep your controllers in memory somewhere like a property:
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@property(nonatomic, strong) MDCTextInputControllerLegacyDefault *textFieldControllerDefaultCharMax;
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@property(nonatomic, strong) MDCTextInputControllerLegacyDefault *textFieldControllerFloating;
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@property(nonatomic, strong) MDCTextInputControllerLegacyFullWidth *textFieldControllerFullWidth;
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@end
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@implementation TextFieldPresentationStylesExample
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- (void)viewDidLoad {
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[super viewDidLoad];
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self.view.backgroundColor = [UIColor colorWithWhite:0.97 alpha:1.0];
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self.title = @"Material Text Fields";
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[self setupExampleViews];
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[self setupTextFields];
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}
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- (void)setupTextFields {
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// Default with Character Count and Floating Placeholder Text Fields
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// First the text field is added to the view hierarchy
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MDCTextField *textFieldDefaultCharMax = [[MDCTextField alloc] init];
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[self.scrollView addSubview:textFieldDefaultCharMax];
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textFieldDefaultCharMax.translatesAutoresizingMaskIntoConstraints = NO;
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int defaultMax = 25;
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textFieldDefaultCharMax.delegate = self;
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textFieldDefaultCharMax.clearButtonMode = UITextFieldViewModeAlways;
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// Second the controller is created to manage the text field
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self.textFieldControllerDefaultCharMax =
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[[MDCTextInputControllerLegacyDefault alloc] initWithTextInput:textFieldDefaultCharMax];
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self.textFieldControllerDefaultCharMax.characterCountMax = defaultMax;
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[self.textFieldControllerDefaultCharMax mdc_setAdjustsFontForContentSizeCategory:YES];
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self.textFieldControllerDefaultCharMax.floatingEnabled = NO;
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self.textFieldControllerDefaultCharMax.placeholderText =
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[NSString stringWithFormat:@"Enter up to %d characters", defaultMax];
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MDCTextField *textFieldFloating = [[MDCTextField alloc] init];
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[self.scrollView addSubview:textFieldFloating];
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textFieldFloating.translatesAutoresizingMaskIntoConstraints = NO;
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textFieldFloating.delegate = self;
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textFieldFloating.clearButtonMode = UITextFieldViewModeUnlessEditing;
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NSOperatingSystemVersion iOS10Version = {10, 0, 0};
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NSProcessInfo *processInfo = [NSProcessInfo processInfo];
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if ([processInfo respondsToSelector:@selector(isOperatingSystemAtLeastVersion:)] &&
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[processInfo isOperatingSystemAtLeastVersion:iOS10Version]) {
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textFieldFloating.adjustsFontForContentSizeCategory = YES;
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} else {
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[textFieldFloating mdc_setAdjustsFontForContentSizeCategory:YES];
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}
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self.textFieldControllerFloating =
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[[MDCTextInputControllerLegacyDefault alloc] initWithTextInput:textFieldFloating];
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self.textFieldControllerFloating.placeholderText = @"Floating Placeholder";
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[self.textFieldControllerFloating mdc_setAdjustsFontForContentSizeCategory:YES];
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[NSLayoutConstraint
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activateConstraints:[NSLayoutConstraint
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constraintsWithVisualFormat:@"V:[charMax]-[floating]"
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options:NSLayoutFormatAlignAllLeading |
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NSLayoutFormatAlignAllTrailing
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metrics:nil
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views:@{
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@"charMax" : textFieldDefaultCharMax,
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@"floating" : textFieldFloating
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}]];
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeLeading
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeLeadingMargin
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multiplier:1
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constant:0]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTrailing
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeTrailingMargin
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multiplier:1
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constant:0]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTrailing
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView
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attribute:NSLayoutAttributeTrailingMargin
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multiplier:1
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constant:0]
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.active = YES;
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// Full Width Text Field
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MDCTextField *textFieldFullWidth = [[MDCTextField alloc] init];
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[self.scrollView addSubview:textFieldFullWidth];
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textFieldFullWidth.translatesAutoresizingMaskIntoConstraints = NO;
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textFieldFullWidth.delegate = self;
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textFieldFullWidth.clearButtonMode = UITextFieldViewModeUnlessEditing;
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textFieldFullWidth.backgroundColor = [UIColor whiteColor];
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self.textFieldControllerFullWidth =
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[[MDCTextInputControllerLegacyFullWidth alloc] initWithTextInput:textFieldFullWidth];
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self.textFieldControllerFullWidth.placeholderText = @"Full Width";
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[self.textFieldControllerFullWidth mdc_setAdjustsFontForContentSizeCategory:YES];
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[NSLayoutConstraint constraintWithItem:textFieldFullWidth
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:textFieldFloating
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attribute:NSLayoutAttributeBottom
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multiplier:1
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constant:1]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:textFieldFullWidth
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attribute:NSLayoutAttributeLeading
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeLeading
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multiplier:1
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constant:0]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:textFieldFullWidth
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attribute:NSLayoutAttributeTrailing
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeTrailing
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multiplier:1
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constant:0]
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.active = YES;
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// Unstyled Text Field
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MDCTextField *unstyledTextField = [[MDCTextField alloc] init];
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[self.scrollView addSubview:unstyledTextField];
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unstyledTextField.translatesAutoresizingMaskIntoConstraints = NO;
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unstyledTextField.placeholder = @"Text Field without Controller";
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unstyledTextField.delegate = self;
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unstyledTextField.clearButtonMode = UITextFieldViewModeAlways;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:textFieldFullWidth
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attribute:NSLayoutAttributeBottom
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multiplier:1
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constant:1]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeLeading
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relatedBy:NSLayoutRelationEqual
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toItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeLeading
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multiplier:1
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constant:0]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeTrailing
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relatedBy:NSLayoutRelationEqual
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toItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTrailing
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multiplier:1
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constant:0]
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.active = YES;
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#if defined(__IPHONE_11_0) && (__IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_11_0)
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if (@available(iOS 11.0, *)) {
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView.contentLayoutGuide
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attribute:NSLayoutAttributeTop
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multiplier:1
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constant:20]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView.contentLayoutGuide
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attribute:NSLayoutAttributeBottomMargin
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multiplier:1
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constant:-20]
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.active = YES;
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} else {
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView
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attribute:NSLayoutAttributeTop
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multiplier:1
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constant:20]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView
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attribute:NSLayoutAttributeBottomMargin
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multiplier:1
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constant:-20]
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.active = YES;
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}
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#else
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[NSLayoutConstraint constraintWithItem:textFieldDefaultCharMax
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView
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attribute:NSLayoutAttributeTop
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multiplier:1
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constant:20]
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.active = YES;
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[NSLayoutConstraint constraintWithItem:unstyledTextField
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:self.scrollView
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attribute:NSLayoutAttributeBottomMargin
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multiplier:1
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constant:-20]
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.active = YES;
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#endif
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// Flip comments from here down in this method for testing
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// UITextField *appleField = [[UITextField alloc] initWithFrame:CGRectZero];
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// [self.scrollView addSubview:appleField];
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// appleField.translatesAutoresizingMaskIntoConstraints = NO;
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//
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// appleField.placeholder = @"UIKit Text Field";
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// appleField.delegate = self;
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// appleField.clearButtonMode = UITextFieldViewModeWhileEditing;
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//
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// NSBundle *bundle = [NSBundle bundleForClass:[TextFieldPresentationStylesExample class]];
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// UIImage *image =
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// [UIImage imageNamed:@"ic_search" inBundle:bundle compatibleWithTraitCollection:nil];
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// UIImageView *left = [[UIImageView alloc] initWithImage:image];
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// UIImageView *right = [[UIImageView alloc] initWithImage:image];
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//
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// appleField.leftView = left;
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// appleField.leftViewMode = UITextFieldViewModeAlways;
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// appleField.rightView = right;
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// appleField.rightViewMode = UITextFieldViewModeAlways;
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//
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// [NSLayoutConstraint constraintWithItem:appleField
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// attribute:NSLayoutAttributeTop
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// relatedBy:NSLayoutRelationEqual
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// toItem:unstyledTextField
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// attribute:NSLayoutAttributeBottom
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// multiplier:1
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// constant:10]
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// .active = YES;
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// [NSLayoutConstraint constraintWithItem:appleField
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// attribute:NSLayoutAttributeLeading
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// relatedBy:NSLayoutRelationEqual
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// toItem:textFieldDefaultCharMax
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// attribute:NSLayoutAttributeLeading
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// multiplier:1
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// constant:0]
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// .active = YES;
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// [NSLayoutConstraint constraintWithItem:appleField
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// attribute:NSLayoutAttributeTrailing
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// relatedBy:NSLayoutRelationEqual
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// toItem:textFieldDefaultCharMax
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// attribute:NSLayoutAttributeTrailing
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// multiplier:1
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// constant:0]
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// .active = YES;
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}
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#pragma mark - UITextFieldDelegate
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// All the usual UITextFieldDelegate methods work with MDCTextField
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- (BOOL)textField:(UITextField *)textField
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shouldChangeCharactersInRange:(NSRange)range
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replacementString:(NSString *)string {
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return YES;
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}
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@end
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