libctivator-example

JDAppController.m

#import "JDAppController.h"


static UIWindow *springBoardWindow;
@interface JDAppController()
@end


@implementation JDAppController


- (id)init
{
  if(( self = [super init] ))
  {
    _configController = [[JDConfigWindowController alloc] init];
    [_configController setSpringBoardWindow:springBoardWindow];
    //[springBoardWindow setAlpha:0.7f];
  }
  return self;
}

- (void)dealloc
{
  [_configController release];
  [super dealloc];
}


+ (void)setSpringBoardWindow:(UIWindow *)window
{
  springBoardWindow = window;
  [springBoardWindow retain];
}
@synthesize configController = _configController;


+ (void)load
{
  [[LAActivator sharedInstance] registerListener:[self new] forName:@"me.lnl.jb-app"];
}

- (void)activator:(LAActivator *)activator receiveEvent:(LAEvent *)event
{
  [_configController toggleWindow];
  [event setHandled:true];
}

- (void)activator:(LAActivator *)activator receiveDeactivateEvent:(LAEvent *)event
{
  if( [_configController hideWindow] )
  {
    [event setHandled:true];
  }
}

- (void)activator:(LAActivator *)activator abortEvent:(LAEvent *)event
{
  [_configController hideWindow];
  [event setHandled:true];
}


@end

JDConfigWindowController.m

#import "JDConfigWindowController.h"


@interface JDConfigWindowController()
@end


@implementation JDConfigWindowController

- (id)init
{
  if(( self = [super init] ))
  {
    _isWindowVisible = false;
    _cRect = CGRectMake(25, 45, 270, 320);
  }
  return self;
}

- (void)dealloc
{
  [self hideWindow];
  [super dealloc];
}


@synthesize springBoardWindow = _springBoardWindow;
@synthesize isWindowVisible = _isWindowVisible;
@synthesize window = _window;


- (void)toggleWindow
{
  if( !_isWindowVisible )
  {
    [self showWindow];
  }else
  {
    [self hideWindow];
  }
}

- (BOOL)showWindow
{
  if( !_isWindowVisible )
  {
    _window = [[JDConfigWindow alloc] initWithFrame:_cRect];
    [_window setAlpha:0.90f];
    [_window loadSubviews];
    [[_window showButton] setFrame:CGRectMake(10, 10, 64, 64)];
    [[_window showButton] addTarget:self action:@selector(showPressed:) forControlEvents:UIControlEventTouchUpInside];
    [[_window hideButton] setFrame:CGRectMake(196, 10, 64, 64)];
    [[_window hideButton] addTarget:self action:@selector(hidePressed:) forControlEvents:UIControlEventTouchUpInside];
    _isWindowVisible = true;
    return true;
  }
  return false;
}

- (BOOL)hideWindow
{
  if( _isWindowVisible )
  {
    [_window unloadSubviews];
    [_window release];
    _isWindowVisible = false;
    return true;
  }
  return false;
}


- (void)showPressed:(UIButton *)sender
{
  [_springBoardWindow setAlpha:0.7];
}

- (void)hidePressed:(UIButton *)sender
{
  UIAlertView *a = [[UIAlertView alloc] initWithTitle:@"A" message:@"alert" delegate:nil cancelButtonTitle:@"Yay" otherButtonTitles:nil, nil];
  [a show];
  [a release];
}


@end

Tweak.m

#import <SpringBoard/SpringBoard.h>

#import "JDAppController.h"


%hook SBAppWindow

-(id)initWithFrame:(CGRect)frame
{
  UIWindow *window = %orig;
  [JDAppController setSpringBoardWindow:window];
  return window;
}

%end