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//
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// WeaponCellView.m
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// Hedgewars
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//
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// Created by Vittorio on 03/07/10.
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// Copyright 2010 __MyCompanyName__. All rights reserved.
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//
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#import "EditableCellView.h"
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#import "CommodityFunctions.h"
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#define MAX_STRING_LENGTH 64
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@implementation EditableCellView
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@synthesize delegate, textField, oldValue;
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-(id) initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier {
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if ((self = [super initWithStyle:style reuseIdentifier:reuseIdentifier])) {
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delegate = nil;
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textField = [[UITextField alloc] initWithFrame:CGRectZero];
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textField.backgroundColor = [UIColor clearColor];
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textField.font = [UIFont boldSystemFontOfSize:[UIFont labelFontSize]];
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textField.delegate = self;
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textField.clearButtonMode = UITextFieldViewModeWhileEditing;
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textField.clearsOnBeginEditing = NO;
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textField.returnKeyType = UIReturnKeyDone;
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textField.adjustsFontSizeToFitWidth = YES;
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[textField addTarget:self action:@selector(save:) forControlEvents:UIControlEventEditingDidEndOnExit];
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[self.contentView addSubview:textField];
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[textField release];
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oldValue = nil;
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}
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return self;
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}
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-(void) layoutSubviews {
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[super layoutSubviews];
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CGRect contentRect = self.contentView.bounds;
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CGFloat boundsX = contentRect.origin.x;
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int offset = 0;
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if (self.imageView != nil)
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offset = self.imageView.frame.size.width;
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textField.frame = CGRectMake(boundsX+offset+10, 10, 250, [UIFont labelFontSize] + 4);
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}
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/*
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-(void) setSelected:(BOOL)selected animated:(BOOL)animated {
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[super setSelected:selected animated:animated];
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// Configure the view for the selected state
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}
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*/
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-(void) dealloc {
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[oldValue release];
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[textField release];
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[super dealloc];
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}
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#pragma mark -
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#pragma mark textField delegate
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// limit the size of the field to 64 characters like in original frontend
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-(BOOL) textField:(UITextField *)aTextField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
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return !([aTextField.text length] > MAX_STRING_LENGTH && [string length] > range.length);
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}
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// allow editing only if delegate is set
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-(BOOL) textFieldShouldBeginEditing:(UITextField *)aTextField {
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return (delegate != nil);
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}
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// the textfield is being modified, update the navigation controller
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-(void) textFieldDidBeginEditing:(UITextField *)aTextField{
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// don't interact with table below
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((UITableView*)[self superview]).scrollEnabled = NO;
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self.oldValue = self.textField.text;
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UIBarButtonItem *cancelButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Cancel",@"")
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(cancel:)];
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[(UITableViewController *)delegate navigationItem].leftBarButtonItem = cancelButton;
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[cancelButton release];
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UIBarButtonItem *saveButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Save",@"")
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style:UIBarButtonItemStyleDone
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target:self
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action:@selector(save:)];
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[(UITableViewController *)delegate navigationItem].rightBarButtonItem = saveButton;
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[saveButton release];
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}
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/* with this a field might remain in editing status even if the view moved;
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use method below instead that allows some more interaction
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// don't accept 0-length strings
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-(BOOL) textFieldShouldEndEditing:(UITextField *)aTextField {
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return ([aTextField.text length] > 0);
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}
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*/
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-(BOOL) textFieldShouldReturn:(UITextField *)aTextField {
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return ([aTextField.text length] > 0);
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}
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// the textfield has been modified, tell the delegate to do something
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-(void) textFieldDidEndEditing:(UITextField *)aTextField{
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((UITableView*)[self superview]).scrollEnabled = YES;
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[(UITableViewController *)delegate navigationItem].rightBarButtonItem = [(UITableViewController *)delegate navigationItem].backBarButtonItem;
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[(UITableViewController *)delegate navigationItem].leftBarButtonItem = nil;
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}
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-(void) replyKeyboard {
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[self.textField becomeFirstResponder];
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}
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// the user pressed cancel so hide keyboard
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-(void) cancel:(id) sender {
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self.textField.text = self.oldValue;
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[self save:sender];
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}
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// send the value to the delegate
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-(void) save:(id) sender {
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if (delegate == nil)
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return;
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// don't save if the textfield is invalid
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if (![self textFieldShouldReturn:textField])
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return;
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[delegate saveTextFieldValue:self.textField.text withTag:self.tag];
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[self.textField resignFirstResponder];
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self.oldValue = nil;
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}
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@end
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