diff --git a/Classes/Utils/GrowingTextView/HPGrowingTextView.h b/Classes/Utils/GrowingTextView/HPGrowingTextView.h new file mode 100755 index 000000000..56fc70ca5 --- /dev/null +++ b/Classes/Utils/GrowingTextView/HPGrowingTextView.h @@ -0,0 +1,104 @@ +// +// HPTextView.h +// +// Created by Hans Pinckaers on 29-06-10. +// +// MIT License +// +// Copyright (c) 2011 Hans Pinckaers +// +// 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. + +#import + +@class HPGrowingTextView; +@class HPTextViewInternal; + +@protocol HPGrowingTextViewDelegate + +@optional +- (BOOL)growingTextViewShouldBeginEditing:(HPGrowingTextView *)growingTextView; +- (BOOL)growingTextViewShouldEndEditing:(HPGrowingTextView *)growingTextView; + +- (void)growingTextViewDidBeginEditing:(HPGrowingTextView *)growingTextView; +- (void)growingTextViewDidEndEditing:(HPGrowingTextView *)growingTextView; + +- (BOOL)growingTextView:(HPGrowingTextView *)growingTextView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text; +- (void)growingTextViewDidChange:(HPGrowingTextView *)growingTextView; + +- (void)growingTextView:(HPGrowingTextView *)growingTextView willChangeHeight:(float)height; +- (void)growingTextView:(HPGrowingTextView *)growingTextView didChangeHeight:(float)height; + +- (void)growingTextViewDidChangeSelection:(HPGrowingTextView *)growingTextView; +- (BOOL)growingTextViewShouldReturn:(HPGrowingTextView *)growingTextView; +@end + +@interface HPGrowingTextView : UIView { + HPTextViewInternal *internalTextView; + + int minHeight; + int maxHeight; + + //class properties + int maxNumberOfLines; + int minNumberOfLines; + + BOOL animateHeightChange; + + //uitextview properties + NSObject *__unsafe_unretained delegate; + UITextAlignment textAlignment; + NSRange selectedRange; + BOOL editable; + UIDataDetectorTypes dataDetectorTypes; + UIReturnKeyType returnKeyType; + + UIEdgeInsets contentInset; +} + +//real class properties +@property int maxNumberOfLines; +@property int minNumberOfLines; +@property BOOL animateHeightChange; +@property (nonatomic, strong) UITextView *internalTextView; + + +//uitextview properties +@property(unsafe_unretained) NSObject *delegate; +@property(nonatomic,strong) NSString *text; +@property(nonatomic,strong) UIFont *font; +@property(nonatomic,strong) UIColor *textColor; +@property(nonatomic) UITextAlignment textAlignment; // default is UITextAlignmentLeft +@property(nonatomic) NSRange selectedRange; // only ranges of length 0 are supported +@property(nonatomic,getter=isEditable) BOOL editable; +@property(nonatomic) UIDataDetectorTypes dataDetectorTypes __OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_3_0); +@property (nonatomic) UIReturnKeyType returnKeyType; +@property (assign) UIEdgeInsets contentInset; +@property(nonatomic) BOOL enablesReturnKeyAutomatically; + +//uitextview methods +//need others? use .internalTextView +- (BOOL)becomeFirstResponder; +- (BOOL)resignFirstResponder; +- (BOOL)isFirstResponder; + +- (BOOL)hasText; +- (void)scrollRangeToVisible:(NSRange)range; + +@end diff --git a/Classes/Utils/GrowingTextView/HPGrowingTextView.m b/Classes/Utils/GrowingTextView/HPGrowingTextView.m new file mode 100755 index 000000000..5094a59a6 --- /dev/null +++ b/Classes/Utils/GrowingTextView/HPGrowingTextView.m @@ -0,0 +1,539 @@ +// +// HPTextView.m +// +// Created by Hans Pinckaers on 29-06-10. +// +// MIT License +// +// Copyright (c) 2011 Hans Pinckaers +// +// 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. + +#import "HPGrowingTextView.h" +#import "HPTextViewInternal.h" + +@interface HPGrowingTextView(private) +-(void)commonInitialiser; +-(void)resizeTextView:(NSInteger)newSizeH; +-(void)growDidStop; +@end + +@implementation HPGrowingTextView +@synthesize internalTextView; +@synthesize delegate; + +@synthesize font; +@synthesize textColor; +@synthesize textAlignment; +@synthesize selectedRange; +@synthesize editable; +@synthesize dataDetectorTypes; +@synthesize animateHeightChange; +@synthesize returnKeyType; + +// having initwithcoder allows us to use HPGrowingTextView in a Nib. -- aob, 9/2011 +- (id)initWithCoder:(NSCoder *)aDecoder +{ + if ((self = [super initWithCoder:aDecoder])) { + [self commonInitialiser]; + } + return self; +} + +- (id)initWithFrame:(CGRect)frame { + if ((self = [super initWithFrame:frame])) { + [self commonInitialiser]; + } + return self; +} + +-(void)commonInitialiser +{ + // Initialization code + CGRect r = self.frame; + r.origin.y = 0; + r.origin.x = 0; + internalTextView = [[HPTextViewInternal alloc] initWithFrame:r]; + internalTextView.delegate = self; + internalTextView.scrollEnabled = NO; + internalTextView.font = [UIFont fontWithName:@"Helvetica" size:13]; + internalTextView.contentInset = UIEdgeInsetsZero; + internalTextView.showsHorizontalScrollIndicator = NO; + internalTextView.text = @"-"; + [self addSubview:internalTextView]; + + minHeight = internalTextView.frame.size.height; + minNumberOfLines = 1; + + animateHeightChange = YES; + + internalTextView.text = @""; + + [self setMaxNumberOfLines:3]; +} + +-(CGSize)sizeThatFits:(CGSize)size +{ + if (self.text.length == 0) { + size.height = minHeight; + } + return size; +} + +-(void)layoutSubviews +{ + [super layoutSubviews]; + + CGRect r = self.bounds; + r.origin.y = 0; + r.origin.x = contentInset.left; + r.size.width -= contentInset.left + contentInset.right; + + internalTextView.frame = r; +} + +-(void)setContentInset:(UIEdgeInsets)inset +{ + contentInset = inset; + + CGRect r = self.frame; + r.origin.y = inset.top - inset.bottom; + r.origin.x = inset.left; + r.size.width -= inset.left + inset.right; + + internalTextView.frame = r; + + [self setMaxNumberOfLines:maxNumberOfLines]; + [self setMinNumberOfLines:minNumberOfLines]; +} + +-(UIEdgeInsets)contentInset +{ + return contentInset; +} + +-(void)setMaxNumberOfLines:(int)n +{ + // Use internalTextView for height calculations, thanks to Gwynne + NSString *saveText = internalTextView.text, *newText = @"-"; + + internalTextView.delegate = nil; + internalTextView.hidden = YES; + + for (int i = 1; i < n; ++i) + newText = [newText stringByAppendingString:@"\n|W|"]; + + internalTextView.text = newText; + + maxHeight = internalTextView.contentSize.height; + + internalTextView.text = saveText; + internalTextView.hidden = NO; + internalTextView.delegate = self; + + [self sizeToFit]; + + maxNumberOfLines = n; +} + +-(int)maxNumberOfLines +{ + return maxNumberOfLines; +} + +-(void)setMinNumberOfLines:(int)m +{ + // Use internalTextView for height calculations, thanks to Gwynne + NSString *saveText = internalTextView.text, *newText = @"-"; + + internalTextView.delegate = nil; + internalTextView.hidden = YES; + + for (int i = 1; i < m; ++i) + newText = [newText stringByAppendingString:@"\n|W|"]; + + internalTextView.text = newText; + + minHeight = internalTextView.contentSize.height; + + internalTextView.text = saveText; + internalTextView.hidden = NO; + internalTextView.delegate = self; + + [self sizeToFit]; + + minNumberOfLines = m; +} + +-(int)minNumberOfLines +{ + return minNumberOfLines; +} + + +- (void)textViewDidChange:(UITextView *)textView +{ + //size of content, so we can set the frame of self + NSInteger newSizeH = internalTextView.contentSize.height; + if(newSizeH < minHeight || !internalTextView.hasText) newSizeH = minHeight; //not smalles than minHeight + if (internalTextView.frame.size.height > maxHeight) newSizeH = maxHeight; // not taller than maxHeight + + if (internalTextView.frame.size.height != newSizeH) + { + // [fixed] Pasting too much text into the view failed to fire the height change, + // thanks to Gwynne + + if (newSizeH > maxHeight && internalTextView.frame.size.height <= maxHeight) + { + newSizeH = maxHeight; + } + + if (newSizeH <= maxHeight) + { + if(animateHeightChange) { + + if ([UIView resolveClassMethod:@selector(animateWithDuration:animations:)]) { +#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 40000 + [UIView animateWithDuration:0.1f + delay:0 + options:(UIViewAnimationOptionAllowUserInteraction| + UIViewAnimationOptionBeginFromCurrentState) + animations:^(void) { + [self resizeTextView:newSizeH]; + } + completion:^(BOOL finished) { + if ([delegate respondsToSelector:@selector(growingTextView:didChangeHeight:)]) { + [delegate growingTextView:self didChangeHeight:newSizeH]; + } + }]; +#endif + } else { + [UIView beginAnimations:@"" context:nil]; + [UIView setAnimationDuration:0.1f]; + [UIView setAnimationDelegate:self]; + [UIView setAnimationDidStopSelector:@selector(growDidStop)]; + [UIView setAnimationBeginsFromCurrentState:YES]; + [self resizeTextView:newSizeH]; + [UIView commitAnimations]; + } + } else { + [self resizeTextView:newSizeH]; + // [fixed] The growingTextView:didChangeHeight: delegate method was not called at all when not animating height changes. + // thanks to Gwynne + + if ([delegate respondsToSelector:@selector(growingTextView:didChangeHeight:)]) { + [delegate growingTextView:self didChangeHeight:newSizeH]; + } + } + } + + + // if our new height is greater than the maxHeight + // sets not set the height or move things + // around and enable scrolling + if (newSizeH >= maxHeight) + { + if(!internalTextView.scrollEnabled){ + internalTextView.scrollEnabled = YES; + [internalTextView flashScrollIndicators]; + } + + } else { + internalTextView.scrollEnabled = NO; + } + + } + + + if ([delegate respondsToSelector:@selector(growingTextViewDidChange:)]) { + [delegate growingTextViewDidChange:self]; + } + +} + +-(void)resizeTextView:(NSInteger)newSizeH +{ + if ([delegate respondsToSelector:@selector(growingTextView:willChangeHeight:)]) { + [delegate growingTextView:self willChangeHeight:newSizeH]; + } + + CGRect internalTextViewFrame = self.frame; + internalTextViewFrame.size.height = newSizeH; // + padding + self.frame = internalTextViewFrame; + + internalTextViewFrame.origin.y = contentInset.top - contentInset.bottom; + internalTextViewFrame.origin.x = contentInset.left; + internalTextViewFrame.size.width = internalTextView.contentSize.width; + + internalTextView.frame = internalTextViewFrame; +} + +-(void)growDidStop +{ + if ([delegate respondsToSelector:@selector(growingTextView:didChangeHeight:)]) { + [delegate growingTextView:self didChangeHeight:self.frame.size.height]; + } + +} + +-(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event +{ + [internalTextView becomeFirstResponder]; +} + +- (BOOL)becomeFirstResponder +{ + [super becomeFirstResponder]; + return [self.internalTextView becomeFirstResponder]; +} + +-(BOOL)resignFirstResponder +{ + [super resignFirstResponder]; + return [internalTextView resignFirstResponder]; +} + +-(BOOL)isFirstResponder +{ + return [self.internalTextView isFirstResponder]; +} + + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +#pragma mark UITextView properties +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setText:(NSString *)newText +{ + internalTextView.text = newText; + + // include this line to analyze the height of the textview. + // fix from Ankit Thakur + [self performSelector:@selector(textViewDidChange:) withObject:internalTextView]; +} + +-(NSString*) text +{ + return internalTextView.text; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setFont:(UIFont *)afont +{ + internalTextView.font= afont; + + [self setMaxNumberOfLines:maxNumberOfLines]; + [self setMinNumberOfLines:minNumberOfLines]; +} + +-(UIFont *)font +{ + return internalTextView.font; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setTextColor:(UIColor *)color +{ + internalTextView.textColor = color; +} + +-(UIColor*)textColor{ + return internalTextView.textColor; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setBackgroundColor:(UIColor *)backgroundColor +{ + [super setBackgroundColor:backgroundColor]; + internalTextView.backgroundColor = backgroundColor; +} + +-(UIColor*)backgroundColor +{ + return internalTextView.backgroundColor; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setTextAlignment:(UITextAlignment)aligment +{ + internalTextView.textAlignment = aligment; +} + +-(UITextAlignment)textAlignment +{ + return internalTextView.textAlignment; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setSelectedRange:(NSRange)range +{ + internalTextView.selectedRange = range; +} + +-(NSRange)selectedRange +{ + return internalTextView.selectedRange; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setEditable:(BOOL)beditable +{ + internalTextView.editable = beditable; +} + +-(BOOL)isEditable +{ + return internalTextView.editable; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setReturnKeyType:(UIReturnKeyType)keyType +{ + internalTextView.returnKeyType = keyType; +} + +-(UIReturnKeyType)returnKeyType +{ + return internalTextView.returnKeyType; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +- (void)setEnablesReturnKeyAutomatically:(BOOL)enablesReturnKeyAutomatically +{ + internalTextView.enablesReturnKeyAutomatically = enablesReturnKeyAutomatically; +} + +- (BOOL)enablesReturnKeyAutomatically +{ + return internalTextView.enablesReturnKeyAutomatically; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +-(void)setDataDetectorTypes:(UIDataDetectorTypes)datadetector +{ + internalTextView.dataDetectorTypes = datadetector; +} + +-(UIDataDetectorTypes)dataDetectorTypes +{ + return internalTextView.dataDetectorTypes; +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// + +- (BOOL)hasText{ + return [internalTextView hasText]; +} + +- (void)scrollRangeToVisible:(NSRange)range +{ + [internalTextView scrollRangeToVisible:range]; +} + +///////////////////////////////////////////////////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////////////////////////////////// +#pragma mark - +#pragma mark UITextViewDelegate + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (BOOL)textViewShouldBeginEditing:(UITextView *)textView { + if ([delegate respondsToSelector:@selector(growingTextViewShouldBeginEditing:)]) { + return [delegate growingTextViewShouldBeginEditing:self]; + + } else { + return YES; + } +} + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (BOOL)textViewShouldEndEditing:(UITextView *)textView { + if ([delegate respondsToSelector:@selector(growingTextViewShouldEndEditing:)]) { + return [delegate growingTextViewShouldEndEditing:self]; + + } else { + return YES; + } +} + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (void)textViewDidBeginEditing:(UITextView *)textView { + if ([delegate respondsToSelector:@selector(growingTextViewDidBeginEditing:)]) { + [delegate growingTextViewDidBeginEditing:self]; + } +} + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (void)textViewDidEndEditing:(UITextView *)textView { + if ([delegate respondsToSelector:@selector(growingTextViewDidEndEditing:)]) { + [delegate growingTextViewDidEndEditing:self]; + } +} + + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range + replacementText:(NSString *)atext { + + //weird 1 pixel bug when clicking backspace when textView is empty + if(![textView hasText] && [atext isEqualToString:@""]) return NO; + + //Added by bretdabaker: sometimes we want to handle this ourselves + if ([delegate respondsToSelector:@selector(growingTextView:shouldChangeTextInRange:replacementText:)]) + return [delegate growingTextView:self shouldChangeTextInRange:range replacementText:atext]; + + if ([atext isEqualToString:@"\n"]) { + if ([delegate respondsToSelector:@selector(growingTextViewShouldReturn:)]) { + if (![delegate performSelector:@selector(growingTextViewShouldReturn:) withObject:self]) { + return YES; + } else { + [textView resignFirstResponder]; + return NO; + } + } + } + + return YES; + + +} + +/////////////////////////////////////////////////////////////////////////////////////////////////// +- (void)textViewDidChangeSelection:(UITextView *)textView { + if ([delegate respondsToSelector:@selector(growingTextViewDidChangeSelection:)]) { + [delegate growingTextViewDidChangeSelection:self]; + } +} + + + +@end diff --git a/Classes/Utils/GrowingTextView/HPTextViewInternal.h b/Classes/Utils/GrowingTextView/HPTextViewInternal.h new file mode 100755 index 000000000..c44ac63dc --- /dev/null +++ b/Classes/Utils/GrowingTextView/HPTextViewInternal.h @@ -0,0 +1,34 @@ +// +// HPTextViewInternal.h +// +// Created by Hans Pinckaers on 29-06-10. +// +// MIT License +// +// Copyright (c) 2011 Hans Pinckaers +// +// 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. + +#import + + +@interface HPTextViewInternal : UITextView { +} + +@end diff --git a/Classes/Utils/GrowingTextView/HPTextViewInternal.m b/Classes/Utils/GrowingTextView/HPTextViewInternal.m new file mode 100755 index 000000000..060081b22 --- /dev/null +++ b/Classes/Utils/GrowingTextView/HPTextViewInternal.m @@ -0,0 +1,95 @@ +// +// HPTextViewInternal.m +// +// Created by Hans Pinckaers on 29-06-10. +// +// MIT License +// +// Copyright (c) 2011 Hans Pinckaers +// +// 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. + +#import "HPTextViewInternal.h" + + +@implementation HPTextViewInternal + +-(void)setText:(NSString *)text +{ + BOOL originalValue = self.scrollEnabled; + //If one of GrowingTextView's superviews is a scrollView, and self.scrollEnabled == NO, + //setting the text programatically will cause UIKit to search upwards until it finds a scrollView with scrollEnabled==yes + //then scroll it erratically. Setting scrollEnabled temporarily to YES prevents this. + [self setScrollEnabled:YES]; + [super setText:text]; + [self setScrollEnabled:originalValue]; +} + +-(void)setContentOffset:(CGPoint)s +{ + if(self.tracking || self.decelerating){ + //initiated by user... + + UIEdgeInsets insets = self.contentInset; + insets.bottom = 0; + insets.top = 0; + self.contentInset = insets; + + } else { + + float bottomOffset = (self.contentSize.height - self.frame.size.height + self.contentInset.bottom); + if(s.y < bottomOffset && self.scrollEnabled){ + UIEdgeInsets insets = self.contentInset; + insets.bottom = 8; + insets.top = 0; + self.contentInset = insets; + } + } + + [super setContentOffset:s]; +} + +-(void)setContentInset:(UIEdgeInsets)s +{ + UIEdgeInsets insets = s; + + if(s.bottom>8) insets.bottom = 0; + insets.top = 0; + + [super setContentInset:insets]; +} + +-(void)setContentSize:(CGSize)contentSize +{ + // is this an iOS5 bug? Need testing! + if(self.contentSize.height > contentSize.height) + { + UIEdgeInsets insets = self.contentInset; + insets.bottom = 0; + insets.top = 0; + self.contentInset = insets; + } + + [super setContentSize:contentSize]; +} + + + + +@end diff --git a/Resources/chat_background.9.png b/Resources/chat_background.9.png new file mode 100644 index 000000000..9119454eb Binary files /dev/null and b/Resources/chat_background.9.png differ diff --git a/Resources/chat_background.9@2x.png b/Resources/chat_background.9@2x.png new file mode 100644 index 000000000..2094325bf Binary files /dev/null and b/Resources/chat_background.9@2x.png differ diff --git a/Resources/chat_background.png b/Resources/chat_background.png new file mode 100644 index 000000000..c438371b0 Binary files /dev/null and b/Resources/chat_background.png differ