127 lines
4.8 KiB
Objective-C
127 lines
4.8 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import "RCTTextFieldManager.h"
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#import "RCTBridge.h"
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#import "RCTShadowView.h"
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#import "RCTTextField.h"
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#import "RCTFont.h"
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@interface RCTTextFieldManager() <UITextFieldDelegate>
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@end
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@implementation RCTTextFieldManager
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RCT_EXPORT_MODULE()
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- (UIView *)view
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{
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RCTTextField *textField = [[RCTTextField alloc] initWithEventDispatcher:self.bridge.eventDispatcher];
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textField.delegate = self;
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return textField;
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}
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- (BOOL)textField:(RCTTextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
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{
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// Only allow single keypresses for onKeyPress, pasted text will not be sent.
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if (textField.textWasPasted) {
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textField.textWasPasted = NO;
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} else {
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[textField sendKeyValueForString:string];
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}
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if (textField.maxLength == nil || [string isEqualToString:@"\n"]) { // Make sure forms can be submitted via return
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return YES;
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}
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NSUInteger allowedLength = textField.maxLength.integerValue - textField.text.length + range.length;
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if (string.length > allowedLength) {
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if (string.length > 1) {
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// Truncate the input string so the result is exactly maxLength
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NSString *limitedString = [string substringToIndex:allowedLength];
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NSMutableString *newString = textField.text.mutableCopy;
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[newString replaceCharactersInRange:range withString:limitedString];
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textField.text = newString;
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// Collapse selection at end of insert to match normal paste behavior
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UITextPosition *insertEnd = [textField positionFromPosition:textField.beginningOfDocument
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offset:(range.location + allowedLength)];
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textField.selectedTextRange = [textField textRangeFromPosition:insertEnd toPosition:insertEnd];
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[textField textFieldDidChange];
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}
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return NO;
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} else {
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return YES;
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}
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}
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// This method allows us to detect a `Backspace` keyPress
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// even when there is no more text in the TextField
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- (BOOL)keyboardInputShouldDelete:(RCTTextField *)textField
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{
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[self textField:textField shouldChangeCharactersInRange:NSMakeRange(0, 0) replacementString:@""];
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return YES;
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}
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- (BOOL)textFieldShouldEndEditing:(RCTTextField *)textField
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{
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return [textField textFieldShouldEndEditing:textField];
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}
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RCT_EXPORT_VIEW_PROPERTY(caretHidden, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(autoCorrect, BOOL)
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RCT_REMAP_VIEW_PROPERTY(editable, enabled, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(placeholder, NSString)
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RCT_EXPORT_VIEW_PROPERTY(placeholderTextColor, UIColor)
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RCT_EXPORT_VIEW_PROPERTY(text, NSString)
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RCT_EXPORT_VIEW_PROPERTY(maxLength, NSNumber)
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RCT_EXPORT_VIEW_PROPERTY(clearButtonMode, UITextFieldViewMode)
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RCT_REMAP_VIEW_PROPERTY(clearTextOnFocus, clearsOnBeginEditing, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(selectTextOnFocus, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(blurOnSubmit, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(keyboardType, UIKeyboardType)
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RCT_EXPORT_VIEW_PROPERTY(keyboardAppearance, UIKeyboardAppearance)
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RCT_EXPORT_VIEW_PROPERTY(onSelectionChange, RCTDirectEventBlock)
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RCT_EXPORT_VIEW_PROPERTY(returnKeyType, UIReturnKeyType)
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RCT_EXPORT_VIEW_PROPERTY(enablesReturnKeyAutomatically, BOOL)
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RCT_EXPORT_VIEW_PROPERTY(secureTextEntry, BOOL)
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RCT_REMAP_VIEW_PROPERTY(password, secureTextEntry, BOOL) // backwards compatibility
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RCT_REMAP_VIEW_PROPERTY(color, textColor, UIColor)
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RCT_REMAP_VIEW_PROPERTY(autoCapitalize, autocapitalizationType, UITextAutocapitalizationType)
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RCT_REMAP_VIEW_PROPERTY(textAlign, textAlignment, NSTextAlignment)
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RCT_REMAP_VIEW_PROPERTY(selectionColor, tintColor, UIColor)
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RCT_CUSTOM_VIEW_PROPERTY(fontSize, NSNumber, RCTTextField)
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{
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view.font = [RCTFont updateFont:view.font withSize:json ?: @(defaultView.font.pointSize)];
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}
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RCT_CUSTOM_VIEW_PROPERTY(fontWeight, NSString, __unused RCTTextField)
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{
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view.font = [RCTFont updateFont:view.font withWeight:json]; // defaults to normal
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}
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RCT_CUSTOM_VIEW_PROPERTY(fontStyle, NSString, __unused RCTTextField)
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{
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view.font = [RCTFont updateFont:view.font withStyle:json]; // defaults to normal
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}
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RCT_CUSTOM_VIEW_PROPERTY(fontFamily, NSString, RCTTextField)
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{
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view.font = [RCTFont updateFont:view.font withFamily:json ?: defaultView.font.familyName];
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}
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RCT_EXPORT_VIEW_PROPERTY(mostRecentEventCount, NSInteger)
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- (RCTViewManagerUIBlock)uiBlockToAmendWithShadowView:(RCTShadowView *)shadowView
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{
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NSNumber *reactTag = shadowView.reactTag;
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UIEdgeInsets padding = shadowView.paddingAsInsets;
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return ^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RCTTextField *> *viewRegistry) {
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viewRegistry[reactTag].contentInset = padding;
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};
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}
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@end
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