U4WebControlsView.m

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//
//  U4WebControlsView.m
//  TodaysMenu
//
//  Created by Don Zeek on 12/13/18.
//  Copyright © 2018 net.dzeek.y2015.ios.portfolio. All rights reserved.
//

#import "U4WebControlsView.h"
#import "Y3WebView.h"

@implementation U4WebControlsView

id<U4WebControlsDelegate>        y3wvDelegate;

- (instancetype) initWithFrame:(CGRect)frame andDelegate:(id<U4WebControlsDelegate>)delegate
{
    self = [super initWithFrame:frame];
    if (self) {
        y3wvDelegate = delegate;
    }
    return self;
}

- (float) heightRequirement
{
    return 68.0;
}

- (void) appear:(CGRect)bound
{
    CGRect backButtonFrame = CGRectMake(12, -2, 48, 48);
    _backButton = [[UIButton alloc] initWithFrame: backButtonFrame];
    [_backButton addTarget:self action:@selector(clickBackButton) forControlEvents:UIControlEventTouchUpInside];
    UIImage *backButtonImage = [UIImage imageNamed:@"backButton.png"];
    [_backButton setImage:backButtonImage forState:UIControlStateNormal];
    
    CGRect chklButtonFrame = CGRectMake(bound.size.width/2 - 74, 0, 48, 48);
    _chklButton = [[UIButton alloc] initWithFrame: chklButtonFrame];
    [_chklButton addTarget:self action:@selector(clickChecklistButton) forControlEvents:UIControlEventTouchUpInside];
    UIImage *chklButtonImage = [UIImage imageNamed:@"clipboardRound.png"];
    [_chklButton setImage:chklButtonImage forState:UIControlStateNormal];
    
    
    CGRect stirButtonFrame = CGRectMake(bound.size.width/2 - 24, 0, 48, 48);
    _stirButton = [[UIButton alloc] initWithFrame: stirButtonFrame];
    [_stirButton addTarget:self action:@selector(clickStirButton) forControlEvents:UIControlEventTouchUpInside];
    UIImage *stirButtonImage = [UIImage imageNamed:@"stirringRound.png"];
    [_stirButton setImage:stirButtonImage forState:UIControlStateNormal];
    [_stirButton setHidden:YES];
    
    CGRect forwardButtonFrame = CGRectMake(bound.size.width - 56, -2, 48, 48);
    _forwardButton = [[UIButton alloc] initWithFrame: forwardButtonFrame];
    [_forwardButton addTarget:self action:@selector(clickForwardButton) forControlEvents:UIControlEventTouchUpInside];
    UIImage *forwardButtonImage = [UIImage imageNamed:@"forwardButton.png"];
    [_forwardButton setImage:forwardButtonImage forState:UIControlStateNormal];

    CGRect editCopyButtonFrame = CGRectMake(bound.size.width - 106, -2, 48, 48);
    _editCopyButton = [[UIButton alloc] initWithFrame: editCopyButtonFrame];
    [_editCopyButton addTarget:self action:@selector(clickEditCopyButton) forControlEvents:UIControlEventTouchUpInside];
    UIImage *editCopyButtonImage = [UIImage imageNamed:@"clipboard2.png"];
    [_editCopyButton setImage:editCopyButtonImage forState:UIControlStateNormal];
    
    CGRect pageLoadedLabelFrame = CGRectMake(2, 48, bound.size.width, 20);
    _pageLoadedLabel = [[UILabel alloc] initWithFrame:pageLoadedLabelFrame];
    [_pageLoadedLabel setTextColor:[UIColor blackColor]];
    [_pageLoadedLabel setBackgroundColor:[UIColor yellowColor]];
    
    [self addSubview:_backButton];
    [self addSubview:_chklButton];
    [self addSubview:_stirButton];
    [self addSubview:_forwardButton];
    [self addSubview:_editCopyButton];
    [self addSubview:_pageLoadedLabel];
}

- (void) pageLoaded:(NSString *) addressStr
{
    [_pageLoadedLabel setText:addressStr];
}
- (void) focusAvailable:(BOOL) flag
{
    NSLog(@"U4WebControlsView.focusavailable: %@", flag?@"TRUE":@"FALSE");
    [_stirButton setHidden:!flag];
    [self setNeedsDisplay];
}

- (void) update
{
    NSLog(@"U4WebControlsView.update: NO-OP");
}

- (void) update:(WKWebView *)webViewHere  {
    
    if ([webViewHere canGoBack]) {
        [_backButton setHidden:NO];
    } else {
        [_backButton setHidden:YES];
    }
    
    if ([webViewHere canGoForward]) {
        [_forwardButton setHidden:NO];
    } else {
        [_forwardButton setHidden:YES];
    }
     NSString *urlAddress = webViewHere.URL.description;
    NSLog(@"U4WebControlsView.update: urlAddress: %@", urlAddress);
    [_pageLoadedLabel setText:urlAddress];
}
- (void) navigationProvisional
{
    [self setBackgroundColor:[UIColor yellowColor]];
}
- (void) navigationFinished
{
    [self setBackgroundColor:[UIColor blueColor]];
}
- (void) navigationScanComplete
{
    [self setBackgroundColor:[UIColor greenColor]];
}


- (void) clickBackButton
{
    [y3wvDelegate goBack];
}

- (void) clickChecklistButton
{
    NSLog(@"U4WebViewController.clickChecklistButton");
    NSBundle *mb = [NSBundle mainBundle];
    NSURL *nsurl=[mb URLForResource:@"testHalibut" withExtension:@"html"];
    NSURLRequest *nsrequest=[NSURLRequest requestWithURL:nsurl];
    [y3wvDelegate loadRequest:nsrequest];
}
- (void) clickStirButton
{
    NSLog(@"U4WebViewController.clickStirButton");
    [y3wvDelegate stirJavascript];
}
- (void) clickForwardButton
{
    [y3wvDelegate goForward];
}
- (void) clickEditCopyButton
{
    [y3wvDelegate goEditCopy];
}

/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end