Files
RETableViewManager/RETableViewManager/RETableViewManager.m
2013-07-17 14:55:52 -05:00

739 lines
28 KiB
Objective-C

//
// RETableViewManager.m
// RETableViewManager
//
// Copyright (c) 2013 Roman Efimov (https://github.com/romaonthego)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#import "RETableViewManager.h"
NSUInteger REDeviceSystemMajorVersion() {
static NSUInteger _deviceSystemMajorVersion = -1;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
_deviceSystemMajorVersion = [[[[[UIDevice currentDevice] systemVersion] componentsSeparatedByString:@"."] objectAtIndex:0] intValue];
});
return _deviceSystemMajorVersion;
}
@implementation RETableViewManager
- (id)init
{
@throw [NSException exceptionWithName:NSGenericException reason:@"init not supported, use initWithTableView: instead." userInfo:nil];
return nil;
}
- (id)initWithTableView:(UITableView *)tableView delegate:(id<RETableViewManagerDelegate, UITableViewDelegate>)delegate
{
self = [self initWithTableView:tableView];
if (!self)
return nil;
self.delegate = delegate;
return self;
}
- (id)initWithTableView:(UITableView *)tableView
{
self = [super init];
if (!self)
return nil;
tableView.delegate = self;
tableView.dataSource = self;
self.tableView = tableView;
_sections = [[NSMutableArray alloc] init];
_registeredClasses = [[NSMutableDictionary alloc] init];
_style = [[RETableViewCellStyle alloc] init];
[self registerDefaultClasses];
return self;
}
- (void)registerDefaultClasses
{
self[@"__NSCFConstantString"] = @"RETableViewCell";
self[@"__NSCFString"] = @"RETableViewCell";
self[@"NSString"] = @"RETableViewCell";
self[@"RETableViewItem"] = @"RETableViewCell";
self[@"RERadioItem"] = @"RETableViewOptionCell";
self[@"REBoolItem"] = @"RETableViewBoolCell";
self[@"RETextItem"] = @"RETableViewTextCell";
self[@"RELongTextItem"] = @"RETableViewLongTextCell";
self[@"RENumberItem"] = @"RETableViewNumberCell";
self[@"REFloatItem"] = @"RETableViewFloatCell";
self[@"REDateTimeItem"] = @"RETableViewDateTimeCell";
self[@"RECreditCardItem"] = @"RETableViewCreditCardCell";
self[@"REMultipleChoiceItem"] = @"RETableViewOptionCell";
}
- (void)registerClass:(NSString *)objectClass forCellWithReuseIdentifier:(NSString *)identifier
{
NSAssert(NSClassFromString(objectClass), ([NSString stringWithFormat:@"Item class '%@' does not exist.", identifier]));
NSAssert(NSClassFromString(identifier), ([NSString stringWithFormat:@"Cell class '%@' does not exist.", identifier]));
[_registeredClasses setObject:identifier forKey:objectClass];
}
- (id)objectAtKeyedSubscript:(id <NSCopying>)key
{
return [_registeredClasses objectForKey:key];
}
- (void)setObject:(id)obj forKeyedSubscript:(id <NSCopying>)key
{
[self registerClass:(NSString *)key forCellWithReuseIdentifier:obj];
}
- (Class)classForCellAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
NSObject *item = [section.items objectAtIndex:indexPath.row];
Class cellClass;
for (NSString *className in _registeredClasses) {
NSString *itemClass = NSStringFromClass([item class]);
if ([itemClass isEqualToString:className]) {
cellClass = NSClassFromString([_registeredClasses objectForKey:className]);
break;
}
}
return cellClass;
}
#pragma mark -
#pragma mark Table view data source
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
return _sections.count;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)sectionIndex
{
return ((RETableViewSection *)[_sections objectAtIndex:sectionIndex]).items.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
UITableViewCellStyle cellStyle = UITableViewCellStyleDefault;
if ([item isKindOfClass:[RETableViewItem class]])
cellStyle = ((RETableViewItem *)item).style;
NSString *cellIdentifier = [NSString stringWithFormat:@"RETableViewManager_%@_%i", [item class], cellStyle];
Class cellClass = [self classForCellAtIndexPath:indexPath];
RETableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
if (cell == nil) {
cell = [[cellClass alloc] initWithStyle:cellStyle reuseIdentifier:cellIdentifier];
cell.tableViewManager = self;
[cell cellDidLoad];
}
cell.row = indexPath.row;
cell.sectionIndex = indexPath.section;
cell.parentTableView = tableView;
cell.section = section;
cell.item = item;
cell.detailTextLabel.text = nil;
if ([item isKindOfClass:[RETableViewItem class]])
cell.detailTextLabel.text = ((RETableViewItem *)item).detailLabelText;
[cell cellWillAppear];
if ([_delegate respondsToSelector:@selector(tableView:styleCell:atIndexPath:)])
[_delegate tableView:tableView styleCell:cell atIndexPath:indexPath];
return cell;
}
- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
return section.headerTitle;
}
- (NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
return section.footerTitle;
}
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)sourceIndexPath toIndexPath:(NSIndexPath *)destinationIndexPath
{
RETableViewSection *sourceSection = [_sections objectAtIndex:sourceIndexPath.section];
RETableViewItem *item = [sourceSection.items objectAtIndex:sourceIndexPath.row];
[sourceSection removeItemAtIndex:sourceIndexPath.row];
RETableViewSection *destinationSection = [_sections objectAtIndex:destinationIndexPath.section];
[destinationSection insertItem:item atIndex:destinationIndexPath.row];
if (item.moveCompletionHandler)
item.moveCompletionHandler(item, sourceIndexPath, destinationIndexPath);
}
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
return item.moveHandler != nil;
}
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
if ([item isKindOfClass:[RETableViewItem class]]) {
return item.editingStyle != UITableViewCellEditingStyleNone || item.moveHandler;
}
return NO;
}
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
if (editingStyle == UITableViewCellEditingStyleDelete) {
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
if (item.deletionHandlerWithCompletion) {
item.deletionHandlerWithCompletion(item, ^{
[section.items removeObjectAtIndex:indexPath.row];
[tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
});
} else {
if (item.deletionHandler)
item.deletionHandler(item);
[section.items removeObjectAtIndex:indexPath.row];
[tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
}
}
if (editingStyle == UITableViewCellEditingStyleInsert) {
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
if (item.insertionHandler)
item.insertionHandler(item);
}
}
#pragma mark -
#pragma mark Table view delegate
// Display customization
- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willDisplayCell:forRowAtIndexPath:)])
[_delegate tableView:tableView willDisplayCell:cell forRowAtIndexPath:indexPath];
}
- (void)tableView:(UITableView *)tableView willDisplayHeaderView:(UIView *)view forSection:(NSInteger)section
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willDisplayHeaderView:forSection:)])
[_delegate tableView:tableView willDisplayHeaderView:view forSection:section];
}
- (void)tableView:(UITableView *)tableView willDisplayFooterView:(UIView *)view forSection:(NSInteger)section
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willDisplayFooterView:forSection:)])
[_delegate tableView:tableView willDisplayFooterView:view forSection:section];
}
- (void)tableView:(UITableView *)tableView didEndDisplayingCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath*)indexPath
{
if ([cell isKindOfClass:[RETableViewCell class]])
[(RETableViewCell *)cell cellDidDisappear];
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didEndDisplayingCell:forRowAtIndexPath:)])
[_delegate tableView:tableView didEndDisplayingCell:cell forRowAtIndexPath:indexPath];
}
- (void)tableView:(UITableView *)tableView didEndDisplayingHeaderView:(UIView *)view forSection:(NSInteger)section
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didEndDisplayingHeaderView:forSection:)])
[_delegate tableView:tableView didEndDisplayingHeaderView:view forSection:section];
}
- (void)tableView:(UITableView *)tableView didEndDisplayingFooterView:(UIView *)view forSection:(NSInteger)section
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didEndDisplayingFooterView:forSection:)])
[_delegate tableView:tableView didEndDisplayingFooterView:view forSection:section];
}
// Variable height support
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
id item = [section.items objectAtIndex:indexPath.row];
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:heightForRowAtIndexPath:)])
return [_delegate tableView:tableView heightForRowAtIndexPath:indexPath];
return [[self classForCellAtIndexPath:indexPath] heightWithItem:item tableViewManager:self];
}
- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
if (section.headerView)
return section.headerView.frame.size.height;
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:heightForHeaderInSection:)])
return [_delegate tableView:tableView heightForHeaderInSection:sectionIndex];
return UITableViewAutomaticDimension;
}
- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
if (section.footerView)
return section.footerView.frame.size.height;
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:heightForFooterInSection:)])
return [_delegate tableView:tableView heightForFooterInSection:sectionIndex];
return UITableViewAutomaticDimension;
}
// Section header & footer information. Views are preferred over title should you decide to provide both
- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:viewForHeaderInSection:)])
return [_delegate tableView:tableView viewForHeaderInSection:sectionIndex];
return section.headerView;
}
- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)sectionIndex
{
RETableViewSection *section = [_sections objectAtIndex:sectionIndex];
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:viewForFooterInSection:)])
return [_delegate tableView:tableView viewForFooterInSection:sectionIndex];
return section.footerView;
}
// Accessories (disclosures).
- (void)tableView:(UITableView *)tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
id item = [section.items objectAtIndex:indexPath.row];
if ([item respondsToSelector:@selector(setAccessoryButtonTapHandler:)]) {
RETableViewItem *actionItem = (RETableViewItem *)item;
if (actionItem.accessoryButtonTapHandler)
actionItem.accessoryButtonTapHandler(item);
}
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:accessoryButtonTappedForRowWithIndexPath:)])
[_delegate tableView:tableView accessoryButtonTappedForRowWithIndexPath:indexPath];
}
// Selection
- (BOOL)tableView:(UITableView *)tableView shouldHighlightRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:shouldHighlightRowAtIndexPath:)])
return [_delegate tableView:tableView shouldHighlightRowAtIndexPath:indexPath];
return YES;
}
- (void)tableView:(UITableView *)tableView didHighlightRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didHighlightRowAtIndexPath:)])
[_delegate tableView:tableView didHighlightRowAtIndexPath:indexPath];
}
- (void)tableView:(UITableView *)tableView didUnhighlightRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didUnhighlightRowAtIndexPath:)])
[_delegate tableView:tableView didUnhighlightRowAtIndexPath:indexPath];
}
- (NSIndexPath *)tableView:(UITableView *)tableView willSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willSelectRowAtIndexPath:)])
return [_delegate tableView:tableView willSelectRowAtIndexPath:indexPath];
return indexPath;
}
- (NSIndexPath *)tableView:(UITableView *)tableView willDeselectRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willDeselectRowAtIndexPath:)])
return [_delegate tableView:tableView willDeselectRowAtIndexPath:indexPath];
return indexPath;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
id item = [section.items objectAtIndex:indexPath.row];
if ([item respondsToSelector:@selector(setSelectionHandler:)]) {
RETableViewItem *actionItem = (RETableViewItem *)item;
if (actionItem.selectionHandler)
actionItem.selectionHandler(item);
}
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didSelectRowAtIndexPath:)])
[_delegate tableView:tableView didSelectRowAtIndexPath:indexPath];
}
- (void)tableView:(UITableView *)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didDeselectRowAtIndexPath:)])
[_delegate tableView:tableView didDeselectRowAtIndexPath:indexPath];
}
// Editing
- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:editingStyleForRowAtIndexPath:)])
return [_delegate tableView:tableView editingStyleForRowAtIndexPath:indexPath];
return item.editingStyle;
}
- (NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:titleForDeleteConfirmationButtonForRowAtIndexPath:)])
return [_delegate tableView:tableView titleForDeleteConfirmationButtonForRowAtIndexPath:indexPath];
return NSLocalizedString(@"Delete", @"Delete");
}
- (BOOL)tableView:(UITableView *)tableView shouldIndentWhileEditingRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:shouldIndentWhileEditingRowAtIndexPath:)])
return [_delegate tableView:tableView shouldIndentWhileEditingRowAtIndexPath:indexPath];
return YES;
}
- (void)tableView:(UITableView*)tableView willBeginEditingRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:willBeginEditingRowAtIndexPath:)])
[_delegate tableView:tableView willBeginEditingRowAtIndexPath:indexPath];
}
- (void)tableView:(UITableView*)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:didEndEditingRowAtIndexPath:)])
[_delegate tableView:tableView didEndEditingRowAtIndexPath:indexPath];
}
// Moving/reordering
- (NSIndexPath *)tableView:(UITableView *)tableView targetIndexPathForMoveFromRowAtIndexPath:(NSIndexPath *)sourceIndexPath toProposedIndexPath:(NSIndexPath *)proposedDestinationIndexPath
{
RETableViewSection *sourceSection = [_sections objectAtIndex:sourceIndexPath.section];
RETableViewItem *item = [sourceSection.items objectAtIndex:sourceIndexPath.row];
if (item.moveHandler) {
BOOL allowed = item.moveHandler(item, sourceIndexPath, proposedDestinationIndexPath);
if (!allowed)
return sourceIndexPath;
}
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:targetIndexPathForMoveFromRowAtIndexPath:toProposedIndexPath:)])
return [_delegate tableView:tableView targetIndexPathForMoveFromRowAtIndexPath:sourceIndexPath toProposedIndexPath:proposedDestinationIndexPath];
return proposedDestinationIndexPath;
}
// Indentation
- (NSInteger)tableView:(UITableView *)tableView indentationLevelForRowAtIndexPath:(NSIndexPath *)indexPath
{
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:indentationLevelForRowAtIndexPath:)])
return [_delegate tableView:tableView indentationLevelForRowAtIndexPath:indexPath];
return 0;
}
// Copy/Paste. All three methods must be implemented by the delegate.
- (BOOL)tableView:(UITableView *)tableView shouldShowMenuForRowAtIndexPath:(NSIndexPath *)indexPath
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
id anItem = [section.items objectAtIndex:indexPath.row];
if ([anItem respondsToSelector:@selector(setCopyHandler:)]) {
RETableViewItem *item = anItem;
if (item.copyHandler || item.pasteHandler)
return YES;
}
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:shouldShowMenuForRowAtIndexPath:)])
return [_delegate tableView:tableView shouldShowMenuForRowAtIndexPath:indexPath];
return NO;
}
- (BOOL)tableView:(UITableView *)tableView canPerformAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
id anItem = [section.items objectAtIndex:indexPath.row];
if ([anItem respondsToSelector:@selector(setCopyHandler:)]) {
RETableViewItem *item = anItem;
if (item.copyHandler && action == @selector(copy:))
return YES;
if (item.pasteHandler && action == @selector(paste:))
return YES;
if (item.cutHandler && action == @selector(cut:))
return YES;
}
// Forward to UITableViewDelegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:canPerformAction:forRowAtIndexPath:withSender:)])
return [_delegate tableView:tableView canPerformAction:action forRowAtIndexPath:indexPath withSender:sender];
return NO;
}
- (void)tableView:(UITableView *)tableView performAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender
{
RETableViewSection *section = [_sections objectAtIndex:indexPath.section];
RETableViewItem *item = [section.items objectAtIndex:indexPath.row];
if (action == @selector(copy:)) {
if (item.copyHandler)
item.copyHandler(item);
}
if (action == @selector(paste:)) {
if (item.pasteHandler)
item.pasteHandler(item);
}
if (action == @selector(cut:)) {
if (item.cutHandler)
item.cutHandler(item);
}
// Forward to UITableView delegate
//
if ([_delegate conformsToProtocol:@protocol(UITableViewDelegate)] && [_delegate respondsToSelector:@selector(tableView:performAction:forRowAtIndexPath:withSender:)])
[_delegate tableView:tableView performAction:action forRowAtIndexPath:indexPath withSender:sender];
}
#pragma mark -
#pragma mark Managing sections
- (void)addSection:(RETableViewSection *)section
{
section.tableViewManager = self;
[_sections addObject:section];
}
- (void)addSectionsFromArray:(NSArray *)array
{
for (RETableViewSection *section in array)
section.tableViewManager = self;
[_sections addObjectsFromArray:array];
}
- (void)insertSection:(RETableViewSection *)section atIndex:(NSUInteger)index
{
section.tableViewManager = self;
[_sections insertObject:section atIndex:index];
}
- (void)insertSections:(NSArray *)sections atIndexes:(NSIndexSet *)indexes
{
for (RETableViewSection *section in sections)
section.tableViewManager = self;
[_sections insertObjects:sections atIndexes:indexes];
}
- (void)removeSection:(RETableViewSection *)section
{
[_sections removeObject:section];
}
- (void)removeAllSections
{
[_sections removeAllObjects];
}
- (void)removeSectionIdenticalTo:(RETableViewSection *)section inRange:(NSRange)range
{
[_sections removeObjectIdenticalTo:section inRange:range];
}
- (void)removeSectionIdenticalTo:(RETableViewSection *)section
{
[_sections removeObjectIdenticalTo:section];
}
- (void)removeSectionsInArray:(NSArray *)otherArray
{
[_sections removeObjectsInArray:otherArray];
}
- (void)removeSectionsInRange:(NSRange)range
{
[_sections removeObjectsInRange:range];
}
- (void)removeSection:(RETableViewSection *)section inRange:(NSRange)range
{
[_sections removeObject:section inRange:range];
}
- (void)removeLastSection
{
[_sections removeLastObject];
}
- (void)removeSectionAtIndex:(NSUInteger)index
{
[_sections removeObjectAtIndex:index];
}
- (void)removeSectionsAtIndexes:(NSIndexSet *)indexes
{
[_sections removeObjectsAtIndexes:indexes];
}
- (void)replaceSectionAtIndex:(NSUInteger)index withSection:(RETableViewSection *)section
{
section.tableViewManager = self;
[_sections replaceObjectAtIndex:index withObject:section];
}
- (void)replaceSectionsWithSectionsFromArray:(NSArray *)otherArray
{
[self removeAllSections];
[self addSectionsFromArray:otherArray];
}
- (void)replaceSectionsAtIndexes:(NSIndexSet *)indexes withSections:(NSArray *)sections
{
for (RETableViewSection *section in sections)
section.tableViewManager = self;
[_sections replaceObjectsAtIndexes:indexes withObjects:sections];
}
- (void)replaceSectionsInRange:(NSRange)range withSectionsFromArray:(NSArray *)otherArray range:(NSRange)otherRange
{
for (RETableViewSection *section in otherArray)
section.tableViewManager = self;
[_sections replaceObjectsInRange:range withObjectsFromArray:otherArray range:otherRange];
}
- (void)replaceSectionsInRange:(NSRange)range withSectionsFromArray:(NSArray *)otherArray
{
[_sections replaceObjectsInRange:range withObjectsFromArray:otherArray];
}
- (void)exchangeSectionAtIndex:(NSUInteger)idx1 withSectionAtIndex:(NSUInteger)idx2
{
[_sections exchangeObjectAtIndex:idx1 withObjectAtIndex:idx2];
}
- (void)sortSectionsUsingFunction:(NSInteger (*)(id, id, void *))compare context:(void *)context
{
[_sections sortUsingFunction:compare context:context];
}
- (void)sortSectionsUsingSelector:(SEL)comparator
{
[_sections sortUsingSelector:comparator];
}
@end