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#import "SettingsManager.h"
#import "CountriesViewController.h"
#import "MapViewController.h"
#import "MapsAppDelegate.h"
#include "../../../storage/storage.hpp"
#include <boost/bind.hpp>
using namespace storage;
// Settings are always present globally
@implementation SettingsManager
- (void) dealloc
{
[super dealloc];
}
/// Get right controller from the stack
- (UIViewController *) ControllerByIndex:(TIndex const &)index
{
NSArray * controllers = [[MapsAppDelegate theApp].m_navigationController viewControllers];
if (index.m_region != TIndex::INVALID && [controllers count] >= 4)
return [controllers objectAtIndex:3];
else if (index.m_country != TIndex::INVALID && [controllers count] >= 3)
return [controllers objectAtIndex:2];
else if (index.m_group != TIndex::INVALID && [controllers count] >= 2)
return [controllers objectAtIndex:1];
return nil;
}
- (void) OnCountryChange: (TIndex const &)index
{
UIViewController * controller = [self ControllerByIndex:index];
if (controller && [controller respondsToSelector:@selector(OnCountryChange:)])
[(CountriesViewController *)controller OnCountryChange: index];
}
- (void) OnCountryDownload: (TIndex const &) index withProgress: (HttpProgressT const &) progress
{
UIViewController * controller = [self ControllerByIndex:index];
if (controller && [controller respondsToSelector:@selector(OnDownload:withProgress:)])
[(CountriesViewController *)controller OnDownload: index withProgress: progress];
}
- (void) OnUpdateCheck: (TUpdateResult) result withText: (string const &) text
{
}
// Currently displays only countries to download
- (void) Show:(UIViewController *)prevController WithStorage:(Storage *)storage
{
m_storage = storage;
CountriesViewController * countriesController = [[[CountriesViewController alloc]
initWithStorage:*m_storage andIndex:TIndex() andHeader:@"Download"] autorelease];
[[MapsAppDelegate theApp].m_navigationController pushViewController:countriesController animated:YES];
// Subscribe to storage callbacks.
{
// tricky boost::bind for objC class methods
typedef void (*TChangeFunc)(id, SEL, TIndex const &);
SEL changeSel = @selector(OnCountryChange:);
TChangeFunc changeImpl = (TChangeFunc)[self methodForSelector:changeSel];
typedef void (*TProgressFunc)(id, SEL, TIndex const &, HttpProgressT const &);
SEL progressSel = @selector(OnCountryDownload:withProgress:);
TProgressFunc progressImpl = (TProgressFunc)[self methodForSelector:progressSel];
typedef void (*TUpdateFunc)(id, SEL, bool, string const &);
SEL updateSel = @selector(OnUpdateCheck:);
TUpdateFunc updateImpl = (TUpdateFunc)[self methodForSelector:updateSel];
m_storage->Subscribe(boost::bind(changeImpl, self, changeSel, _1),
boost::bind(progressImpl, self, progressSel, _1, _2),
boost::bind(updateImpl, self, updateSel, _1, _2));
}
}
// Hides all opened settings windows
- (void) Hide
{
m_storage->Unsubscribe();
[[MapsAppDelegate theApp].m_navigationController popViewControllerAnimated:YES];
m_storage = nil;
}
@end
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