Added Quicksaves and added Adding Instructions to the main menu

Author: Johannes Ekberg

Controller/AddInstructionsViewController.h

@@ -0,0 +1,31 @@
+//
+//  AddInstructionsViewController.h
+//  iVN
+//
+//  Created by Johannes Ekberg on 2012-02-08.
+//  Copyright (c) 2012 MacaroniCode Software. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+@class MainMenuViewController;
+
+@interface AddInstructionsViewController : UIViewController <UIScrollViewDelegate>
+{
+	UIScrollView *scrollView;
+	UIPageControl *pageControl;
+	NSArray *pages;
+	
+	BOOL pageControlUsed;
+}
+
+@property (nonatomic, retain) IBOutlet UIScrollView *scrollView;
+@property (nonatomic, retain) IBOutlet UIPageControl *pageControl;
+@property (nonatomic, retain) IBOutletCollection(UIView) NSArray *pages;
+
+@property (nonatomic, assign) MainMenuViewController *mainMenu;
+
+- (IBAction)actionClose:(id)sender;
+- (IBAction)actionRefresh:(id)sender;
+- (IBAction)actionPage:(UIPageControl *)sender;
+
+@end

Controller/AddInstructionsViewController.m

@@ -0,0 +1,99 @@
+//
+//  AddInstructionsViewController.m
+//  iVN
+//
+//  Created by Johannes Ekberg on 2012-02-08.
+//  Copyright (c) 2012 MacaroniCode Software. All rights reserved.
+//
+
+#import "AddInstructionsViewController.h"
+#import "MainMenuViewController.h"
+
+@implementation AddInstructionsViewController
+@synthesize scrollView, pageControl, pages;
+@synthesize mainMenu;
+
+- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
+{
+    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
+    if (self) {
+        // Custom initialization
+    }
+    return self;
+}
+
+- (void)didReceiveMemoryWarning
+{
+    // Releases the view if it doesn't have a superview.
+    [super didReceiveMemoryWarning];
+    
+    // Release any cached data, images, etc that aren't in use.
+}
+
+#pragma mark - View lifecycle
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+    // Do any additional setup after loading the view from its nib.
+	
+	NSArray *sortedPages = [pages sortedArrayUsingComparator:^NSComparisonResult(UIView *obj1, UIView *obj2){
+		if([obj1 tag] == [obj2 tag]) return NSOrderedSame;
+		else return ([obj1 tag] < [obj2 tag] ? NSOrderedAscending : NSOrderedDescending);
+	}];
+	CGFloat xPos = 0;
+	for(UIView *view in sortedPages)
+	{
+		view.frame = CGRectMake(xPos, 0, scrollView.frame.size.width, scrollView.frame.size.height);
+		[scrollView addSubview:view];
+		xPos += scrollView.frame.size.width;
+	}
+	
+	scrollView.contentSize = CGSizeMake(xPos, scrollView.frame.size.height);
+	pageControl.numberOfPages = [sortedPages count];
+}
+
+- (void)viewDidUnload
+{
+    [super viewDidUnload];
+    // Release any retained subviews of the main view.
+    // e.g. self.myOutlet = nil;
+}
+
+- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
+{
+    // Return YES for supported orientations
+    return UIInterfaceOrientationIsLandscape(interfaceOrientation);
+}
+
+- (IBAction)actionClose:(id)sender
+{
+	[self dismissModalViewControllerAnimated:YES];
+}
+
+- (IBAction)actionRefresh:(id)sender
+{
+	[mainMenu updateCollectionWithView:self.view];
+}
+
+- (IBAction)actionPage:(UIPageControl *)sender
+{
+	[scrollView scrollRectToVisible:CGRectMake(sender.currentPage*scrollView.frame.size.width, 0,
+											   scrollView.frame.size.width, scrollView.frame.size.height)
+						   animated:YES];
+	pageControlUsed = YES;
+}
+
+- (void)scrollViewDidScroll:(UIScrollView *)scrollView_
+{
+	if(pageControlUsed) return; //Don't update if the page control triggered it, it'll cause flicker
+	
+	pageControl.currentPage = floor((scrollView_.contentOffset.x - scrollView_.frame.size.width/2)/scrollView_.frame.size.width) + 1;
+}
+
+- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
+{
+	pageControlUsed = NO;
+}
+
+@end