EditorBaseController.m

/*
 Basic interface for settings editors
 
 Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz
 
 This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
 If a copy of the MPL was not distributed with this file, You can obtain one at
 http://mozilla.org/MPL/2.0/.
 */
 
#import "EditorBaseController.h"
 
@interface EditorBaseController ()
 
@end
 
NSString *TableCellIdentifierText = @"cellIdText";
NSString *TableCellIdentifierSecretText = @"cellIdSecretText";
NSString *TableCellIdentifierYesNo = @"cellIdYesNo";
NSString *TableCellIdentifierSelection = @"cellIdSelection";
NSString *TableCellIdentifierSubEditor = @"cellIdSubEditor";
NSString *TableCellIdentifierMultiChoice = @"cellIdMultiChoice";
NSString *TableCellIdentifierButton = @"cellIdButton";
 
@implementation EditorBaseController
 
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
  return YES;
}
 
#pragma mark - Create table view cells
- (UITableViewCell *)tableViewCellFromIdentifier:(NSString *)identifier
{
  // try to reuse a cell
  UITableViewCell *cell = [[self tableView] dequeueReusableCellWithIdentifier:identifier];
  if (cell != nil)
    return cell;
 
  // we have to create a new cell
  if ([identifier isEqualToString:TableCellIdentifierText])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditTextTableViewCell" owner:self options:nil];
    cell = _textTableViewCell;
    _textTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierSecretText])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditSecretTextTableViewCell" owner:self options:nil];
    cell = _secretTextTableViewCell;
    _secretTextTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierYesNo])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditFlagTableViewCell" owner:self options:nil];
    cell = _flagTableViewCell;
    _flagTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierSelection])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditSelectionTableViewCell" owner:self options:nil];
    cell = _selectionTableViewCell;
    _selectionTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierSubEditor])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditSubEditTableViewCell" owner:self options:nil];
    cell = _subEditTableViewCell;
    _subEditTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierButton])
  {
    [[NSBundle mainBundle] loadNibNamed:@"EditButtonTableViewCell" owner:self options:nil];
    cell = _buttonTableViewCell;
    _buttonTableViewCell = nil;
  }
  else if ([identifier isEqualToString:TableCellIdentifierMultiChoice])
  {
    cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1
                                   reuseIdentifier:identifier] autorelease];
  }
  else
  {
    NSAssert(false, @"Unknown table cell identifier");
  }
 
  return cell;
}
 
#pragma mark - Utility functions
- (void)adjustEditTextTableViewCell:(EditTextTableViewCell *)cell
{
  UILabel *label = [cell label];
  UITextField *textField = [cell textfield];
 
  // adjust label
  CGFloat width = [[label text] sizeWithFont:[label font]].width;
  CGRect frame = [label frame];
  CGFloat delta = width - frame.size.width;
  frame.size.width = width;
  [label setFrame:frame];
 
  // adjust text field
  frame = [textField frame];
  frame.origin.x += delta;
  frame.size.width -= delta;
  [textField setFrame:frame];
}
 
@end