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      1 #import "SkUIDetailViewController.h"
      2 #include "SampleApp.h"
      3 #include "SkCGUtils.h"
      4 #include "SkData.h"
      5 #include "SkOSMenu.h"
      6 @implementation SkUIDetailViewController
      7 @synthesize fPrintButton, fOptionsButton, fPopOverController, fOptionsController;
      8 
      9 //Overwritten from UIViewController
     10 - (void)viewDidLoad {
     11     [super viewDidLoad];
     12 
     13     fSkUIView = (SkUIView*)self.view;
     14     
     15     fWind = (SampleWindow*)fSkUIView.fWind;
     16     fSkUIView.fTitleItem = self.navigationItem;
     17     
     18     [self createButtons];
     19     
     20     UISwipeGestureRecognizer* swipe = [[UISwipeGestureRecognizer alloc]
     21                                        initWithTarget:self 
     22                                        action:@selector(handleSwipe:)];
     23     [self.navigationController.navigationBar addGestureRecognizer:swipe];
     24     [swipe release];
     25     swipe = [[UISwipeGestureRecognizer alloc]
     26              initWithTarget:self 
     27              action:@selector(handleSwipe:)];
     28     swipe.direction = UISwipeGestureRecognizerDirectionLeft;
     29     [self.navigationController.navigationBar addGestureRecognizer:swipe];
     30     [swipe release];
     31     
     32     fOptionsController = [[SkOptionsTableViewController alloc] 
     33                           initWithStyle:UITableViewStyleGrouped];
     34     fSkUIView.fOptionsDelegate = fOptionsController;
     35     [fOptionsController registerMenus:fWind->getMenus()];
     36     
     37 }
     38 
     39 - (void)createButtons {
     40     UIToolbar* toolbar = [[UIToolbar alloc]
     41                           initWithFrame:CGRectMake(0, 0, 125, 45)];
     42     [toolbar setBarStyle: UIBarStyleBlackOpaque];
     43     
     44     UIBarButtonItem* flexibleSpace = [[UIBarButtonItem alloc]
     45                                        initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace
     46                                        target:nil
     47                                        action:nil];
     48     
     49     fOptionsButton = [[UIBarButtonItem alloc]
     50                     initWithTitle:@"Options" 
     51                     style:UIBarButtonItemStylePlain
     52                     target:self
     53                     action:@selector(presentOptions)];
     54     UIBarButtonItem* fixedSpace = [[UIBarButtonItem alloc]
     55                                     initWithBarButtonSystemItem:UIBarButtonSystemItemFixedSpace
     56                                     target:nil
     57                                     action:nil];
     58     fixedSpace.width = 10;
     59     
     60     fPrintButton = [[UIBarButtonItem alloc]
     61                     initWithBarButtonSystemItem:UIBarButtonSystemItemAction
     62                     target:self
     63                     action:@selector(printContent)];
     64     fPrintButton.style = UIBarButtonItemStylePlain;
     65 
     66     [toolbar setItems:[NSArray arrayWithObjects:flexibleSpace, fOptionsButton, fixedSpace, fPrintButton, nil]
     67              animated:NO];
     68     
     69     self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc]
     70                                               initWithCustomView:toolbar];
     71     [flexibleSpace release];
     72     [fixedSpace release];
     73     [toolbar release];
     74 }
     75 
     76 - (void)handleSwipe:(UISwipeGestureRecognizer *)sender {
     77     if (UISwipeGestureRecognizerDirectionRight == sender.direction)
     78         fWind->previousSample();
     79     else
     80         fWind->nextSample();
     81 }
     82 
     83 - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
     84     return YES; // Overriden to allow auto rotation for any direction
     85 }
     86 
     87 - (void)dealloc {
     88     [fPrintButton release];
     89     [fOptionsButton release];
     90     [fPopOverController release];
     91     [fOptionsController release];
     92     [super dealloc];
     93 }
     94 
     95 //Instance Methods
     96 - (void)populateRoot:(SkUIRootViewController*)rootVC {
     97     for (int i = 0; i < fWind->sampleCount(); ++i) {
     98         [rootVC addItem:[NSString stringWithUTF8String:fWind->getSampleTitle(i).c_str()]];
     99     }
    100 }
    101 
    102 - (void)goToItem:(NSUInteger)index {
    103     fWind->goToSample(index);
    104 }
    105 
    106 - (void)printContent {
    107     UIPrintInteractionController *controller = [UIPrintInteractionController sharedPrintController];
    108     UIPrintInfo *printInfo = [UIPrintInfo printInfo];
    109     printInfo.jobName = @"Skia iOS SampleApp";
    110     printInfo.duplex = UIPrintInfoDuplexLongEdge;
    111     printInfo.outputType = UIPrintInfoOutputGeneral;
    112     fWind->saveToPdf();
    113     [fSkUIView forceRedraw];
    114     fData = fWind->getPDFData();
    115     NSData* data = [NSData dataWithBytesNoCopy:(void*)fData->data() length:fData->size()];
    116     controller.printInfo = printInfo;
    117     controller.printingItem = data;
    118     //Add ref because data pointer retains a pointer to data
    119     fData->ref();
    120 
    121     void (^SkCompletionHandler)(UIPrintInteractionController *, BOOL, NSError *) =
    122     ^(UIPrintInteractionController *pic, BOOL completed, NSError *error) {
    123         fData->unref();
    124         if (!completed && error)
    125             NSLog(@"FAILED! due to error in domain %@ with error code %u",
    126                   error.domain, error.code);
    127     };
    128 
    129     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
    130         [controller presentFromBarButtonItem:fPrintButton animated:YES
    131                         completionHandler:SkCompletionHandler];
    132     } else {
    133         [controller presentAnimated:YES completionHandler:SkCompletionHandler];
    134     }
    135 }
    136 
    137 - (void)presentOptions {
    138     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
    139         if (nil == fPopOverController) {
    140             UINavigationController* navigation = [[UINavigationController alloc] 
    141                                                   initWithRootViewController:fOptionsController];
    142             navigation.navigationBar.topItem.title = @"Options";
    143             fPopOverController = [[UIPopoverController alloc] initWithContentViewController:navigation];
    144             [navigation release];
    145         }
    146         
    147         if (fPopOverController.isPopoverVisible)
    148             [fPopOverController dismissPopoverAnimated:YES];
    149         else
    150             [fPopOverController presentPopoverFromBarButtonItem:fOptionsButton 
    151                                        permittedArrowDirections:UIPopoverArrowDirectionAny 
    152                                                        animated:YES];
    153         
    154     } else {
    155         UIBarButtonItem* backButton = [[UIBarButtonItem alloc] initWithTitle:@"Back"
    156                                                                        style:UIBarButtonItemStyleBordered
    157                                                                       target:nil
    158                                                                       action:nil];
    159         self.navigationItem.backBarButtonItem = backButton;
    160         [backButton release];
    161         [self.navigationController pushViewController:fOptionsController animated:YES];
    162         self.navigationController.navigationBar.topItem.title = @"Options";
    163     }
    164 }
    165  
    166 //Popover Management
    167 - (void)showRootPopoverButtonItem:(UIBarButtonItem *)barButtonItem {
    168     [self.navigationItem setLeftBarButtonItem:barButtonItem animated:NO];
    169 }
    170 
    171 - (void)invalidateRootPopoverButtonItem:(UIBarButtonItem *)barButtonItem {
    172     [self.navigationItem setLeftBarButtonItem:nil animated:NO];
    173 }
    174 
    175 @end