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MTStatusBarOverlay.m
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//
// MTStatusBarOverlay.m
//
// Created by Matthias Tretter on 27.09.10.
// Copyright (c) 2009-2011 Matthias Tretter, @myell0w. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Credits go to:
// -------------------------------
// http://stackoverflow.com/questions/2833724/adding-view-on-statusbar-in-iphone
// http://cocoabyss.com/2010/ios-custom-status-bar/
// @reederapp
// -------------------------------
#import "MTStatusBarOverlay.h"
#import <QuartzCore/QuartzCore.h>
//===========================================================
#pragma mark -
#pragma mark Function Headers
//===========================================================
NSData* MTStatusBarBackgroundImageData(BOOL shrinked);
unsigned char* MTStatusBarBackgroundImageArray(BOOL shrinked);
unsigned int MTStatusBarBackgroundImageLength(BOOL shrinked);
//===========================================================
#pragma mark -
#pragma mark Defines
//===========================================================
// the height of the status bar
#define kStatusBarHeight 20
// width of the screen in portrait-orientation
#define kScreenWidth [UIScreen mainScreen].bounds.size.width
// height of the screen in portrait-orientation
#define kScreenHeight [UIScreen mainScreen].bounds.size.height
// macro for checking if we are on the iPad
#define IsIPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
// macro for checking if we are on the iPad in iPhone-Emulation mode
#define IsIPhoneEmulationMode (!IsIPad && \
MAX([UIApplication sharedApplication].statusBarFrame.size.width, [UIApplication sharedApplication].statusBarFrame.size.height) > 480)
//===========================================================
#pragma mark -
#pragma mark Customize Section
//===========================================================
///////////////////////////////////////////////////////
// Light Theme (for UIStatusBarStyleDefault)
///////////////////////////////////////////////////////
#define kLightThemeTextColor [UIColor blackColor]
#define kLightThemeActivityIndicatorViewStyle UIActivityIndicatorViewStyleGray
#define kLightThemeDetailViewBackgroundColor [UIColor blackColor]
#define kLightThemeDetailViewBorderColor [UIColor darkGrayColor]
#define kLightThemeHistoryTextColor [UIColor colorWithRed:0.749f green:0.749f blue:0.749f alpha:1.0f]
///////////////////////////////////////////////////////
// Dark Theme (for UIStatusBarStyleBlackOpaque)
///////////////////////////////////////////////////////
#define kDarkThemeTextColor [UIColor colorWithRed:0.749f green:0.749f blue:0.749f alpha:1.0f]
#define kDarkThemeActivityIndicatorViewStyle UIActivityIndicatorViewStyleWhite
#define kDarkThemeDetailViewBackgroundColor [UIColor colorWithRed:0.3f green:0.3f blue:0.3f alpha:1.0f]
#define kDarkThemeDetailViewBorderColor [UIColor whiteColor]
#define kDarkThemeHistoryTextColor [UIColor whiteColor]
///////////////////////////////////////////////////////
// Animations
///////////////////////////////////////////////////////
// minimum time that a message is shown, when messages are queued
#define kMinimumMessageVisibleTime 0.5f
// duration of the animation to show next status message in seconds
#define kNextStatusAnimationDuration 0.8f
// duration the statusBarOverlay takes to appear when it was hidden
#define kAppearAnimationDuration 0.5f
// animation duration of animation mode shrink
#define kAnimationDurationShrink 0.3f
// animation duration of animation mode fallDown
#define kAnimationDurationFallDown 0.4f
// delay after that the status bar gets visible again after rotation
#define kRotationAppearDelay [UIApplication sharedApplication].statusBarOrientationAnimationDuration
///////////////////////////////////////////////////////
// Text
///////////////////////////////////////////////////////
// Text that is displayed in the finished-Label when the finish was successful
#define kFinishedText @"✔"
#define kFinishedFontSize 22.f
// Text that is displayed when an error occured
#define kErrorText @"✗"
#define kErrorFontSize 19.f
///////////////////////////////////////////////////////
// Detail View
///////////////////////////////////////////////////////
#define kHistoryTableRowHeight 25
#define kMaxHistoryTableRowCount 5
#define kDetailViewAlpha 0.9f
#define kDetailViewWidth (IsIPad ? 400 : 280)
// default frame of detail view when it is hidden
#define kDefaultDetailViewFrame CGRectMake((kScreenWidth - kDetailViewWidth)/2, -(kHistoryTableRowHeight*kMaxHistoryTableRowCount + kStatusBarHeight),\
kDetailViewWidth, kHistoryTableRowHeight*kMaxHistoryTableRowCount + kStatusBarHeight)
///////////////////////////////////////////////////////
// Size
///////////////////////////////////////////////////////
// Size of the text in the status labels
#define kStatusLabelSize 12.f
// default-width of the small-mode
#define kWidthSmall 26
//===========================================================
#pragma mark -
#pragma mark Private Class Extension
//===========================================================
@interface MTStatusBarOverlay ()
@property (nonatomic, retain) UIActivityIndicatorView *activityIndicator;
@property (nonatomic, retain) UIImageView *statusBarBackgroundImageView;
@property (nonatomic, retain) UILabel *statusLabel1;
@property (nonatomic, retain) UILabel *statusLabel2;
@property (nonatomic, assign) UILabel *hiddenStatusLabel;
@property (nonatomic, readonly) UILabel *visibleStatusLabel;
@property (nonatomic, assign) CGRect oldBackgroundViewFrame;
// overwrite property for read-write-access
@property (assign, getter=isHideInProgress) BOOL hideInProgress;
@property (assign, getter=isActive) BOOL active;
// read out hidden-state using alpha-value and hidden-property
@property (nonatomic, readonly, getter=isReallyHidden) BOOL reallyHidden;
@property (nonatomic, retain) UITextView *detailTextView;
@property (nonatomic, retain) NSMutableArray *messageQueue;
// overwrite property for read-write-access
@property (nonatomic, retain) NSMutableArray *messageHistory;
@property (nonatomic, retain) UITableView *historyTableView;
// intern method that posts a new entry to the message-queue
- (void)postMessage:(NSString *)message type:(MTMessageType)messageType duration:(NSTimeInterval)duration animated:(BOOL)animated immediate:(BOOL)immediate;
// intern method that clears the messageQueue and then posts a new entry to it
- (void)postImmediateMessage:(NSString *)message type:(MTMessageType)messageType duration:(NSTimeInterval)duration animated:(BOOL)animated;
// intern method that does all the work of showing the next message in the queue
- (void)showNextMessage;
// is called when the user touches the statusbar
- (IBAction)contentViewClicked:(id)sender;
// updates the current status bar background image for the given style and current size
- (void)setStatusBarBackgroundForStyle:(UIStatusBarStyle)style;
// updates the text-colors of the labels for the given style
- (void)setColorSchemeForStatusBarStyle:(UIStatusBarStyle)style;
// updates the visiblity of the activity indicator and finished-label depending on the type
- (void)updateUIForMessageType:(MTMessageType)messageType duration:(NSTimeInterval)duration;
// calls the delegate when a switch from one message to another one occured
- (void)callDelegateWithNewMessage:(NSString *)newMessage;
// update the height of the detail text view according to new text
- (void)updateDetailTextViewHeight;
// shrink/expand the overlay
- (void)setShrinked:(BOOL)shrinked animated:(BOOL)animated;
// set hidden-state using alpha-value instead of hidden-property
- (void)setHidden:(BOOL)hidden useAlpha:(BOOL)useAlpha;
// used for performSelector:withObject:
- (void)setHiddenUsingAlpha:(BOOL)hidden;
// set hidden-state of detailView
- (void)setDetailViewHidden:(BOOL)hidden animated:(BOOL)animated;
// History-tracking
- (void)addMessageToHistory:(NSString *)message;
- (void)clearHistory;
// selectors
- (void)rotateToStatusBarFrame:(NSValue *)statusBarFrameValue;
- (void)didChangeStatusBarFrame:(NSNotification *)notification;
@end
@implementation MTStatusBarOverlay
//===========================================================
#pragma mark -
#pragma mark Synthesizing
//===========================================================
@synthesize backgroundView = backgroundView_;
@synthesize detailView = detailView_;
@synthesize statusBarBackgroundImageView = statusBarBackgroundImageView_;
@synthesize statusLabel1 = statusLabel1_;
@synthesize statusLabel2 = statusLabel2_;
@synthesize hiddenStatusLabel = hiddenStatusLabel_;
@synthesize activityIndicator = activityIndicator_;
@synthesize finishedLabel = finishedLabel_;
@synthesize hidesActivity = hidesActivity_;
@synthesize defaultStatusBarImage = defaultStatusBarImage_;
@synthesize defaultStatusBarImageShrinked = defaultStatusBarImageShrinked_;
@synthesize smallFrame = smallFrame_;
@synthesize oldBackgroundViewFrame = oldBackgroundViewFrame_;
@synthesize animation = animation_;
@synthesize hideInProgress = hideInProgress_;
@synthesize active = active_;
@synthesize messageQueue = messageQueue_;
@synthesize canRemoveImmediateMessagesFromQueue = canRemoveImmediateMessagesFromQueue_;
@synthesize detailViewMode = detailViewMode_;
@synthesize detailText = detailText_;
@synthesize detailTextView = detailTextView_;
@synthesize messageHistory = messageHistory_;
@synthesize historyTableView = historyTableView_;
@synthesize delegate = delegate_;
//===========================================================
#pragma mark -
#pragma mark Lifecycle
//===========================================================
- (id)initWithFrame:(CGRect)frame {
if ((self = [super initWithFrame:frame])) {
CGRect statusBarFrame = [UIApplication sharedApplication].statusBarFrame;
// only use height of 20px even is status bar is doubled
statusBarFrame.size.height = statusBarFrame.size.height == 2*kStatusBarHeight ? kStatusBarHeight : statusBarFrame.size.height;
// if we are on the iPad but in iPhone-Mode (non-universal-app) correct the width
if(IsIPhoneEmulationMode) {
statusBarFrame.size.width = 320;
}
// Place the window on the correct level and position
self.windowLevel = UIWindowLevelStatusBar+1.0f;
self.frame = statusBarFrame;
self.alpha = 0.0f;
self.hidden = NO;
// Default Small size: just show Activity Indicator
smallFrame_ = CGRectMake(self.frame.size.width - kWidthSmall, 0.0f, kWidthSmall, self.frame.size.height);
// Default-values
animation_ = MTStatusBarOverlayAnimationNone;
active_ = NO;
hidesActivity_ = NO;
// the detail view that is shown when the user touches the status bar in animation mode "FallDown"
detailView_ = [[UIControl alloc] initWithFrame:kDefaultDetailViewFrame];
detailView_.backgroundColor = [UIColor blackColor];
detailView_.alpha = kDetailViewAlpha;
detailView_.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin;
detailViewMode_ = MTDetailViewModeCustom;
// add rounded corners to detail-view
detailView_.layer.masksToBounds = YES;
detailView_.layer.cornerRadius = 10.0f;
detailView_.layer.borderWidth = 2.5f;
// add shadow
/*detailView_.layer.shadowColor = [UIColor blackColor].CGColor;
detailView_.layer.shadowOpacity = 1.0f;
detailView_.layer.shadowRadius = 6.0f;
detailView_.layer.shadowOffset = CGSizeMake(0, 3);*/
// Detail Text label
detailTextView_ = [[UITextView alloc] initWithFrame:CGRectMake(0, kStatusBarHeight,
kDefaultDetailViewFrame.size.width, kDefaultDetailViewFrame.size.height - kStatusBarHeight)];
detailTextView_.backgroundColor = [UIColor clearColor];
detailTextView_.hidden = detailViewMode_ != MTDetailViewModeDetailText;
[detailView_ addSubview:detailTextView_];
// Message History
messageHistory_ = [[NSMutableArray alloc] init];
historyTableView_ = [[UITableView alloc] initWithFrame:CGRectMake(0, kStatusBarHeight,
kDefaultDetailViewFrame.size.width, kDefaultDetailViewFrame.size.height - kStatusBarHeight)];
historyTableView_.dataSource = self;
historyTableView_.delegate = nil;
historyTableView_.rowHeight = kHistoryTableRowHeight;
historyTableView_.separatorStyle = UITableViewCellSeparatorStyleNone;
// make table view-background transparent
historyTableView_.backgroundColor = [UIColor clearColor];
historyTableView_.opaque = NO;
historyTableView_.hidden = detailViewMode_ != MTDetailViewModeHistory;
historyTableView_.backgroundView = nil;
[detailView_ addSubview:historyTableView_];
[self addSubview:detailView_];
// Create view that stores all the content
backgroundView_ = [[UIControl alloc] initWithFrame:self.frame];
[backgroundView_ addTarget:self action:@selector(contentViewClicked:) forControlEvents:UIControlEventTouchUpInside];
backgroundView_.clipsToBounds = YES;
backgroundView_.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
// Images used as background when status bar style is Default
defaultStatusBarImage_ = [[UIImage imageWithData:MTStatusBarBackgroundImageData(NO)] retain];
defaultStatusBarImageShrinked_ = [[UIImage imageWithData:MTStatusBarBackgroundImageData(YES)] retain];
// Background-Image of the Content View
statusBarBackgroundImageView_ = [[UIImageView alloc] initWithFrame:self.frame];
statusBarBackgroundImageView_.backgroundColor = [UIColor blackColor];
statusBarBackgroundImageView_.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
[self addSubviewToBackgroundView:statusBarBackgroundImageView_];
// Activity Indicator
activityIndicator_ = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray];
activityIndicator_.frame = CGRectMake(6.0f, 3.0f, self.frame.size.height - 6, self.frame.size.height - 6);
activityIndicator_.hidesWhenStopped = YES;
[self addSubviewToBackgroundView:activityIndicator_];
// Finished-Label
finishedLabel_ = [[UILabel alloc] initWithFrame:CGRectMake(4,1,self.frame.size.height, self.frame.size.height-1)];
finishedLabel_.backgroundColor = [UIColor clearColor];
finishedLabel_.hidden = YES;
finishedLabel_.text = kFinishedText;
finishedLabel_.textAlignment = UITextAlignmentCenter;
finishedLabel_.font = [UIFont boldSystemFontOfSize:kFinishedFontSize];
[self addSubviewToBackgroundView:finishedLabel_];
// Status Label 1 is first visible
statusLabel1_ = [[UILabel alloc] initWithFrame:CGRectMake(30.0f, 0.0f, self.frame.size.width - 60.0f, self.frame.size.height-1)];
statusLabel1_.backgroundColor = [UIColor clearColor];
statusLabel1_.font = [UIFont boldSystemFontOfSize:kStatusLabelSize];
statusLabel1_.textAlignment = UITextAlignmentCenter;
statusLabel1_.numberOfLines = 1;
statusLabel1_.lineBreakMode = UILineBreakModeTailTruncation;
statusLabel1_.autoresizingMask = UIViewAutoresizingFlexibleWidth;
[self addSubviewToBackgroundView:statusLabel1_];
// Status Label 2 is hidden
statusLabel2_ = [[UILabel alloc] initWithFrame:CGRectMake(30.0f, self.frame.size.height,self.frame.size.width - 60.0f , self.frame.size.height-1)];
statusLabel2_.backgroundColor = [UIColor clearColor];
statusLabel2_.font = [UIFont boldSystemFontOfSize:kStatusLabelSize];
statusLabel2_.textAlignment = UITextAlignmentCenter;
statusLabel2_.numberOfLines = 1;
statusLabel2_.lineBreakMode = UILineBreakModeTailTruncation;
statusLabel2_.autoresizingMask = UIViewAutoresizingFlexibleWidth;
[self addSubviewToBackgroundView:statusLabel2_];
// the hidden status label at the beginning
hiddenStatusLabel_ = statusLabel2_;
messageQueue_ = [[NSMutableArray alloc] init];
canRemoveImmediateMessagesFromQueue_ = YES;
[self addSubview:backgroundView_];
// listen for changes of status bar frame
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(didChangeStatusBarFrame:)
name:UIApplicationWillChangeStatusBarFrameNotification object:nil];
}
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
[backgroundView_ release], backgroundView_ = nil;
[detailView_ release], detailView_ = nil;
[statusBarBackgroundImageView_ release], statusBarBackgroundImageView_ = nil;
[statusLabel1_ release], statusLabel1_ = nil;
[statusLabel2_ release], statusLabel2_ = nil;
[activityIndicator_ release], activityIndicator_ = nil;
[finishedLabel_ release], finishedLabel_ = nil;
[defaultStatusBarImage_ release], defaultStatusBarImage_ = nil;
[defaultStatusBarImageShrinked_ release], defaultStatusBarImageShrinked_ = nil;
[detailText_ release], detailText_ = nil;
[detailTextView_ release], detailTextView_ = nil;
[messageQueue_ release], messageQueue_ = nil;
[messageHistory_ release], messageHistory_ = nil;
delegate_ = nil;
[super dealloc];
}
//===========================================================
#pragma mark -
#pragma mark Change status bar appearance and behavior
//===========================================================
- (void)addSubviewToBackgroundView:(UIView *)view {
view.userInteractionEnabled = NO;
[self.backgroundView addSubview:view];
}
- (void)addSubviewToBackgroundView:(UIView *)view atIndex:(NSInteger)index {
view.userInteractionEnabled = NO;
[self.backgroundView insertSubview:view atIndex:index];
}
- (void)postMessage:(NSString *)message {
[self postMessage:message animated:YES];
}
- (void)postMessage:(NSString *)message animated:(BOOL)animated {
[self postMessage:message type:MTMessageTypeActivity duration:0 animated:animated immediate:NO];
}
- (void)postImmediateMessage:(NSString *)message animated:(BOOL)animated {
[self postImmediateMessage:message type:MTMessageTypeActivity duration:0 animated:animated];
}
- (void)postFinishMessage:(NSString *)message duration:(NSTimeInterval)duration {
[self postFinishMessage:message duration:duration animated:YES];
}
- (void)postFinishMessage:(NSString *)message duration:(NSTimeInterval)duration animated:(BOOL)animated {
[self postMessage:message type:MTMessageTypeFinish duration:duration animated:animated immediate:NO];
}
- (void)postImmediateFinishMessage:(NSString *)message duration:(NSTimeInterval)duration animated:(BOOL)animated {
[self postImmediateMessage:message type:MTMessageTypeFinish duration:duration animated:animated];
}
- (void)postErrorMessage:(NSString *)message duration:(NSTimeInterval)duration {
[self postErrorMessage:message duration:duration animated:YES];
}
- (void)postErrorMessage:(NSString *)message duration:(NSTimeInterval)duration animated:(BOOL)animated {
[self postMessage:message type:MTMessageTypeError duration:duration animated:animated immediate:NO];
}
- (void)postImmediateErrorMessage:(NSString *)message duration:(NSTimeInterval)duration animated:(BOOL)animated {
[self postImmediateMessage:message type:MTMessageTypeError duration:duration animated:animated];
}
- (void)postMessage:(NSString *)message type:(MTMessageType)messageType duration:(NSTimeInterval)duration animated:(BOOL)animated immediate:(BOOL)immediate {
// don't add to queue when message is empty
if (message.length == 0) {
return;
}
NSDictionary *messageDictionaryRepresentation = [NSDictionary dictionaryWithObjectsAndKeys:message, kMTStatusBarOverlayMessageKey,
[NSNumber numberWithInt:messageType], kMTStatusBarOverlayMessageTypeKey,
[NSNumber numberWithDouble:duration], kMTStatusBarOverlayDurationKey,
[NSNumber numberWithBool:animated], kMTStatusBarOverlayAnimationKey,
[NSNumber numberWithBool:immediate], kMTStatusBarOverlayImmediateKey, nil];
@synchronized (self.messageQueue) {
[self.messageQueue insertObject:messageDictionaryRepresentation atIndex:0];
}
// if the overlay is currently not active, begin with showing of messages
if (!self.active) {
[self showNextMessage];
}
}
- (void)postImmediateMessage:(NSString *)message type:(MTMessageType)messageType duration:(NSTimeInterval)duration animated:(BOOL)animated {
@synchronized(self.messageQueue) {
NSMutableArray *clearedMessages = [NSMutableArray array];
for (id messageDictionary in self.messageQueue) {
if (messageDictionary != [self.messageQueue lastObject] &&
(self.canRemoveImmediateMessagesFromQueue || [[messageDictionary valueForKey:kMTStatusBarOverlayImmediateKey] boolValue] == NO)) {
[clearedMessages addObject:messageDictionary];
}
}
[self.messageQueue removeObjectsInArray:clearedMessages];
// call delegate
if (self.delegate != nil && [self.delegate respondsToSelector:@selector(statusBarOverlayDidHide)] && clearedMessages.count > 0) {
[self.delegate statusBarOverlayDidClearMessageQueue:clearedMessages];
}
}
[self postMessage:message type:messageType duration:duration animated:animated immediate:YES];
}
- (void)showNextMessage {
// if there is no next message to show overlay is not active anymore
@synchronized(self.messageQueue) {
if([self.messageQueue count] < 1) {
self.active = NO;
return;
}
}
// there is a next message, overlay is active
self.active = YES;
NSDictionary *nextMessageDictionary = nil;
// read out next message
@synchronized(self.messageQueue) {
nextMessageDictionary = [self.messageQueue lastObject];
}
NSString *message = [nextMessageDictionary valueForKey:kMTStatusBarOverlayMessageKey];
MTMessageType messageType = (MTMessageType)[[nextMessageDictionary valueForKey:kMTStatusBarOverlayMessageTypeKey] intValue];
NSTimeInterval duration = (NSTimeInterval)[[nextMessageDictionary valueForKey:kMTStatusBarOverlayDurationKey] doubleValue];
BOOL animated = [[nextMessageDictionary valueForKey:kMTStatusBarOverlayAnimationKey] boolValue];
// don't show anything if status bar is hidden (queue gets cleared)
if([UIApplication sharedApplication].statusBarHidden) {
@synchronized(self.messageQueue) {
[self.messageQueue removeAllObjects];
}
self.active = NO;
return;
}
// don't duplicate animation if already displaying with text
if (!self.reallyHidden && [self.visibleStatusLabel.text isEqualToString:message]) {
// remove unneccesary message
@synchronized(self.messageQueue) {
[self.messageQueue removeLastObject];
}
// show the next message w/o delay
[self showNextMessage];
return;
}
// cancel previous hide- and clear requests
[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(hide) object:nil];
[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(clearHistory) object:nil];
// update UI depending on current status bar style
UIStatusBarStyle statusBarStyle = [UIApplication sharedApplication].statusBarStyle;
[self setStatusBarBackgroundForStyle:statusBarStyle];
[self setColorSchemeForStatusBarStyle:statusBarStyle];
[self updateUIForMessageType:messageType duration:duration];
// if status bar is currently hidden, show it
if (self.reallyHidden) {
// set text of visible status label
self.visibleStatusLabel.text = message;
// show status bar overlay with animation
[UIView animateWithDuration:self.shrinked ? 0 : kAppearAnimationDuration
animations:^{
[self setHidden:NO useAlpha:YES];
}
completion:^(BOOL finished) {
// add old message to history
[self addMessageToHistory:self.hiddenStatusLabel.text];
// remove the message from the queue
@synchronized(self.messageQueue) {
[self.messageQueue removeLastObject];
}
// inform delegate about message-switch
[self callDelegateWithNewMessage:message];
// show the next message
[self performSelector:@selector(showNextMessage) withObject:nil afterDelay:kMinimumMessageVisibleTime];
}];
}
// status bar is currently visible
else {
if (animated) {
// set text of currently not visible label to new text
self.hiddenStatusLabel.text = message;
// position hidden status label under visible status label
self.hiddenStatusLabel.frame = CGRectMake(self.hiddenStatusLabel.frame.origin.x,
kStatusBarHeight,
self.hiddenStatusLabel.frame.size.width,
self.hiddenStatusLabel.frame.size.height);
// animate hidden label into user view and visible status label out of view
[UIView animateWithDuration:kNextStatusAnimationDuration
delay:0
options:UIViewAnimationOptionCurveEaseInOut | UIViewAnimationOptionAllowUserInteraction
animations:^{
// move both status labels up
self.statusLabel1.frame = CGRectMake(self.statusLabel1.frame.origin.x,
self.statusLabel1.frame.origin.y - kStatusBarHeight,
self.statusLabel1.frame.size.width,
self.statusLabel1.frame.size.height);
self.statusLabel2.frame = CGRectMake(self.statusLabel2.frame.origin.x,
self.statusLabel2.frame.origin.y - kStatusBarHeight,
self.statusLabel2.frame.size.width,
self.statusLabel2.frame.size.height);
}
completion:^(BOOL finished) {
// add old message to history
[self addMessageToHistory:self.visibleStatusLabel.text];
// after animation, set new hidden status label indicator
if (self.hiddenStatusLabel == self.statusLabel1) {
self.hiddenStatusLabel = self.statusLabel2;
} else {
self.hiddenStatusLabel = self.statusLabel1;
}
// remove the message from the queue
@synchronized(self.messageQueue) {
[self.messageQueue removeLastObject];
}
// inform delegate about message-switch
[self callDelegateWithNewMessage:message];
// show the next message
[self performSelector:@selector(showNextMessage) withObject:nil afterDelay:kMinimumMessageVisibleTime];
}];
}
// w/o animation just save old text and set new one
else {
// add old message to history
[self addMessageToHistory:self.visibleStatusLabel.text];
// set new text
self.visibleStatusLabel.text = message;
// remove the message from the queue
@synchronized(self.messageQueue) {
[self.messageQueue removeLastObject];
}
// inform delegate about message-switch
[self callDelegateWithNewMessage:message];
// show next message
[self performSelector:@selector(showNextMessage) withObject:nil afterDelay:kMinimumMessageVisibleTime];
}
}
}
- (void)hide {
[self.activityIndicator stopAnimating];
self.statusLabel1.text = @"";
self.statusLabel2.text = @"";
self.hideInProgress = NO;
// cancel previous hide- and clear requests
[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(hide) object:nil];
// hide status bar overlay with animation
[UIView animateWithDuration:self.shrinked ? 0 : kAppearAnimationDuration animations:^{
[self setHidden:YES useAlpha:YES];
} completion:^(BOOL finished) {
// hide detailView
[self setDetailViewHidden:YES animated:NO];
// call delegate
if (self.delegate != nil && [self.delegate respondsToSelector:@selector(statusBarOverlayDidHide)]) {
[self.delegate statusBarOverlayDidHide];
}
}];
}
//===========================================================
#pragma mark -
#pragma mark Rotation Stuff
//===========================================================
- (void)didChangeStatusBarFrame:(NSNotification *)notification {
NSValue * statusBarFrameValue = [notification.userInfo valueForKey:UIApplicationStatusBarFrameUserInfoKey];
// TODO: react on changes of status bar height (e.g. incoming call, tethering, ...)
// NSLog(@"Status bar frame changed: %@", NSStringFromCGRect([statusBarFrameValue CGRectValue]));
// have to use performSelector to prohibit animation of rotation
[self performSelector:@selector(rotateToStatusBarFrame:) withObject:statusBarFrameValue afterDelay:0];
}
- (void)rotateToStatusBarFrame:(NSValue *)statusBarFrameValue {
// current device orientation
UIDeviceOrientation orientation = [[UIDevice currentDevice] orientation];
// is the statusBar visible before rotation?
BOOL visibleBeforeTransformation = !self.reallyHidden;
// store a flag, if the StatusBar is currently shrinked
BOOL shrinkedBeforeTransformation = self.shrinked;
// hide and then unhide after rotation
if (visibleBeforeTransformation) {
[self setHidden:YES useAlpha:YES];
[self setDetailViewHidden:YES animated:NO];
}
CGFloat pi = (CGFloat)M_PI;
if (orientation == UIDeviceOrientationPortrait) {
self.transform = CGAffineTransformIdentity;
self.frame = CGRectMake(0,0,kScreenWidth,kStatusBarHeight);
self.smallFrame = CGRectMake(self.frame.size.width - kWidthSmall, 0.0f, kWidthSmall, self.frame.size.height);
}else if (orientation == UIDeviceOrientationLandscapeLeft) {
self.transform = CGAffineTransformMakeRotation(pi * (90) / 180.0f);
self.frame = CGRectMake(kScreenWidth - kStatusBarHeight,0, kStatusBarHeight, kScreenHeight);
self.smallFrame = CGRectMake(kScreenHeight-kWidthSmall,0,kWidthSmall,kStatusBarHeight);
} else if (orientation == UIDeviceOrientationLandscapeRight) {
self.transform = CGAffineTransformMakeRotation(pi * (-90) / 180.0f);
self.frame = CGRectMake(0,0, kStatusBarHeight, kScreenHeight);
self.smallFrame = CGRectMake(kScreenHeight-kWidthSmall,0, kWidthSmall, kStatusBarHeight);
} else if (orientation == UIDeviceOrientationPortraitUpsideDown) {
self.transform = CGAffineTransformMakeRotation(pi);
self.frame = CGRectMake(0,kScreenHeight - kStatusBarHeight,kScreenWidth,kStatusBarHeight);
self.smallFrame = CGRectMake(self.frame.size.width - kWidthSmall, 0.0f, kWidthSmall, self.frame.size.height);
}
// if the statusBar is currently shrinked, update the frames for the new rotation state
if (shrinkedBeforeTransformation) {
// the oldBackgroundViewFrame is the frame of the whole StatusBar
self.oldBackgroundViewFrame = CGRectMake(0,0,UIInterfaceOrientationIsPortrait(orientation) ? kScreenWidth : kScreenHeight,kStatusBarHeight);
// the backgroundView gets the newly computed smallFrame
self.backgroundView.frame = self.smallFrame;
}
// make visible after given time
if (visibleBeforeTransformation) {
// TODO:
// somehow this doesn't work anymore since rotation-method was changed from
// DeviceDidRotate-Notification to StatusBarFrameChanged-Notification
// therefore iplemented it with a UIView-Animation instead
//[self performSelector:@selector(setHiddenUsingAlpha:) withObject:[NSNumber numberWithBool:NO] afterDelay:kRotationAppearDelay];
[UIView animateWithDuration:kAppearAnimationDuration
delay:kRotationAppearDelay
options:UIViewAnimationOptionCurveEaseInOut
animations:^{
[self setHiddenUsingAlpha:NO];
}
completion:NULL];
}
}
//===========================================================
#pragma mark -
#pragma mark Setter/Getter
//===========================================================
- (void)setDetailText:(NSString *)detailText {
// custom setter Memory Mgmt
if (detailText_ != detailText) {
[detailText_ release];
detailText_ = [detailText copy];
}
// update text in label
self.detailTextView.text = detailText;
// update height of detailText-View
[self updateDetailTextViewHeight];
// update height of detailView
[self setDetailViewHidden:self.detailViewHidden animated:YES];
}
- (void)setDetailViewMode:(MTDetailViewMode)detailViewMode {
detailViewMode_ = detailViewMode;
// update UI
self.historyTableView.hidden = detailViewMode != MTDetailViewModeHistory;
self.detailTextView.hidden = detailViewMode != MTDetailViewModeDetailText;
}
- (void)setAnimation:(MTStatusBarOverlayAnimation)animation {
animation_ = animation;
// update appearance according to new animation-mode
// if new animation mode is shrink or none, the detailView mustn't be visible
if (animation == MTStatusBarOverlayAnimationShrink || animation == MTStatusBarOverlayAnimationNone) {
// detailView currently visible -> hide it
if (!self.detailViewHidden) {
[self setDetailViewHidden:YES animated:YES];
}
}
// if new animation mode is fallDown, the overlay must be extended
if (animation == MTStatusBarOverlayAnimationFallDown) {
if (self.shrinked) {
[self setShrinked:NO animated:YES];
}
}
}
- (BOOL)isShrinked {
return self.backgroundView.frame.size.width == self.smallFrame.size.width;
}
- (void)setShrinked:(BOOL)shrinked animated:(BOOL)animated {
[UIView animateWithDuration:animated ? kAnimationDurationShrink : 0
animations:^{
// shrink the overlay
if (shrinked) {
self.oldBackgroundViewFrame = self.backgroundView.frame;
self.backgroundView.frame = self.smallFrame;
self.statusLabel1.hidden = YES;
self.statusLabel2.hidden = YES;
}
// expand the overlay
else {
self.backgroundView.frame = self.oldBackgroundViewFrame;
self.statusLabel1.hidden = NO;
self.statusLabel2.hidden = NO;
}
// update status bar background
[self setStatusBarBackgroundForStyle:[UIApplication sharedApplication].statusBarStyle];
}];
}
- (BOOL)isDetailViewHidden {
return self.detailView.hidden == YES || self.detailView.alpha == 0.0 ||
self.detailView.frame.origin.y + self.detailView.frame.size.height < kStatusBarHeight;
}
- (void)setDetailViewHidden:(BOOL)hidden animated:(BOOL)animated {
// hide detail view
if (hidden) {
[UIView animateWithDuration:animated ? kAnimationDurationFallDown : 0
delay:0
options:UIViewAnimationOptionCurveEaseOut
animations: ^{
self.detailView.frame = CGRectMake(self.detailView.frame.origin.x, - self.detailView.frame.size.height,
self.detailView.frame.size.width, self.detailView.frame.size.height);
}
completion:NULL];
}
// show detail view
else {
[UIView animateWithDuration:animated ? kAnimationDurationFallDown : 0
delay:0
options:UIViewAnimationOptionCurveEaseIn
animations: ^{
int y = 0;
// if history is enabled let the detailView "grow" with
// the number of messages in the history up until the set maximum
if (self.detailViewMode == MTDetailViewModeHistory) {
y = -(kMaxHistoryTableRowCount - MIN(self.messageHistory.count, kMaxHistoryTableRowCount)) * kHistoryTableRowHeight;
self.historyTableView.frame = CGRectMake(self.historyTableView.frame.origin.x, kStatusBarHeight - y,
self.historyTableView.frame.size.width, self.historyTableView.frame.size.height);
}
if (self.detailViewMode == MTDetailViewModeDetailText) {
self.detailView.frame = CGRectMake(self.detailView.frame.origin.x, y,
self.detailView.frame.size.width, self.detailTextView.frame.size.height + kStatusBarHeight);
} else {
self.detailView.frame = CGRectMake(self.detailView.frame.origin.x, y,
self.detailView.frame.size.width, self.detailView.frame.size.height);
}
}
completion:NULL];
}
}
- (UILabel *)visibleStatusLabel {
if (self.hiddenStatusLabel == self.statusLabel1) {
return self.statusLabel2;
}
return self.statusLabel1;
}
//===========================================================
#pragma mark -
#pragma mark Table View Data Source
//===========================================================
- (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
return self.messageHistory.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
static NSString *cellID = @"HistoryCellID";
UITableViewCell *cell = nil;
// step 1: is there a reusable cell?
cell = [tableView dequeueReusableCellWithIdentifier:cellID];
// step 2: no? -> create new cell
if (cell == nil) {
cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cellID] autorelease];
cell.textLabel.font = [UIFont boldSystemFontOfSize:10];
cell.textLabel.textColor = [UIApplication sharedApplication].statusBarStyle == UIStatusBarStyleDefault ? kLightThemeHistoryTextColor : kDarkThemeHistoryTextColor;
cell.detailTextLabel.font = [UIFont boldSystemFontOfSize:12];
cell.detailTextLabel.textColor = [UIApplication sharedApplication].statusBarStyle == UIStatusBarStyleDefault ? kLightThemeHistoryTextColor : kDarkThemeHistoryTextColor;
}
// step 3: set up cell value
cell.textLabel.text = [self.messageHistory objectAtIndex:indexPath.row];
cell.detailTextLabel.text = kFinishedText;
return cell;
}
//===========================================================
#pragma mark -
#pragma mark Private Methods
//===========================================================
- (IBAction)contentViewClicked:(id)sender {
switch (self.animation) {
case MTStatusBarOverlayAnimationShrink:
[self setShrinked:!self.shrinked animated:YES];
break;
case MTStatusBarOverlayAnimationFallDown:
// detailView currently visible -> hide it
[self setDetailViewHidden:!self.detailViewHidden animated:YES];
break;
case MTStatusBarOverlayAnimationNone:
// ignore
break;
}
}
- (void)setStatusBarBackgroundForStyle:(UIStatusBarStyle)style {
// gray status bar?
// on iPad the Default Status Bar Style is black too
if (style == UIStatusBarStyleDefault && !IsIPad && !IsIPhoneEmulationMode) {
// choose image depending on size
if (self.shrinked) {
self.statusBarBackgroundImageView.image = [self.defaultStatusBarImageShrinked stretchableImageWithLeftCapWidth:2.0f topCapHeight:0.0f];
} else {
self.statusBarBackgroundImageView.image = [self.defaultStatusBarImage stretchableImageWithLeftCapWidth:2.0f topCapHeight:0.0f];
}
}
// black status bar? -> no image
else {
self.statusBarBackgroundImageView.image = nil;
}
}
- (void)setColorSchemeForStatusBarStyle:(UIStatusBarStyle)style {
// gray status bar?
// on iPad the Default Status Bar Style is black too
if (style == UIStatusBarStyleDefault && !IsIPad && !IsIPhoneEmulationMode) {
self.statusLabel1.textColor = kLightThemeTextColor;
self.statusLabel2.textColor = kLightThemeTextColor;
self.finishedLabel.textColor = kLightThemeTextColor;
self.activityIndicator.activityIndicatorViewStyle = kLightThemeActivityIndicatorViewStyle;
self.detailView.backgroundColor = kLightThemeDetailViewBackgroundColor;
self.detailView.layer.borderColor = [kLightThemeDetailViewBorderColor CGColor];
self.historyTableView.separatorColor = kLightThemeDetailViewBorderColor;
self.detailTextView.textColor = kLightThemeHistoryTextColor;
} else {
self.statusLabel1.textColor = kDarkThemeTextColor;
self.statusLabel2.textColor = kDarkThemeTextColor;
self.finishedLabel.textColor = kDarkThemeTextColor;
self.activityIndicator.activityIndicatorViewStyle = kDarkThemeActivityIndicatorViewStyle;
self.detailView.backgroundColor = kDarkThemeDetailViewBackgroundColor;
self.detailView.layer.borderColor = [kDarkThemeDetailViewBorderColor CGColor];
self.historyTableView.separatorColor = kDarkThemeDetailViewBorderColor;
self.detailTextView.textColor = kDarkThemeHistoryTextColor;
}
}
- (void)updateUIForMessageType:(MTMessageType)messageType duration:(NSTimeInterval)duration {
// set properties depending on message-type
switch (messageType) {
case MTMessageTypeActivity:
// will not call hide after delay
self.hideInProgress = NO;
// show activity indicator, hide finished-label
self.finishedLabel.hidden = YES;
self.activityIndicator.hidden = self.hidesActivity;