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UKViewListView.m
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UKViewListView.m
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//
// UKViewListView.m
// UKViewListView
//
// Created by Uli Kusterer on 14.10.06.
// Copyright 2006 Uli Kusterer.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
#import "UKViewListView.h"
#import "NSView+SetFrameSizePinnedToTopLeft.h"
@implementation UKViewListView
- (id)initWithFrame:(NSRect)frame
{
self = [super initWithFrame:frame];
if( self )
{
// Initialization code here.
[[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(viewFrameDidChange:) name: NSViewFrameDidChangeNotification object: self];
interViewSpacing = -1;
forceToContentHeight = YES;
doAnimateResizing = NO;
}
return self;
}
- (id)initWithCoder:(NSCoder*)coder
{
self = [super initWithCoder: coder];
if( self )
{
// Initialization code here.
[[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(viewFrameDidChange:) name: NSViewFrameDidChangeNotification object: self];
interViewSpacing = -1;
forceToContentHeight = YES;
doAnimateResizing = NO;
}
return self;
}
-(void) awakeFromNib
{
[self reLayoutViewListViews];
}
-(void) drawRect: (NSRect)rect
{
//NSDrawGrayBezel( [self bounds], [self bounds] ); // Debugging only.
}
-(void) didAddSubview: (NSView*)subview
{
[super didAddSubview: subview];
[self reLayoutViewListViews]; // Invalidates new box.
}
-(void) viewDidMoveToWindow
{
[self reLayoutViewListViews];
}
-(void) setResizeWindowAndView: (BOOL)resizeBoth
{
resizeWindowAndView = resizeBoth;
}
-(void) reLayoutViewListViewsAndAdjustFrame: (BOOL)adjustFrame
{
if( !isInReLayout )
{
isInReLayout = YES;
[self setHidden: YES];
if( forceToContentHeight && adjustFrame )
{
BOOL isContentView = [[self window] contentView] == self;
if( isContentView || resizeWindowAndView )
{
NSWindow* wd = [self window];
NSRect newBox = [wd contentRectForFrameRect: [wd frame]];
NSSize newSize = [self bestSize];
newBox.size.width = newSize.width;
newBox.origin.y += newBox.size.height -newSize.height;
newBox.size.height = newSize.height;
newBox = [wd frameRectForContentRect: newBox];
[wd setFrame: newBox display: YES animate: doAnimateResizing];
}
if( !isContentView || resizeWindowAndView )
[self setFrameSizePinnedToTopLeft: [self bestSize]];
}
NSRect myBounds = [self bounds];
NSPoint viewPos = NSMakePoint( leftMargin, isFlipped ? topMargin : (NSMaxY( myBounds ) -topMargin) );
NSArray* subs = [[[self subviews] copy] autorelease];
NSEnumerator* enny = [subs objectEnumerator];
NSView* currSubview = nil;
while( (currSubview = [enny nextObject]) )
{
if( ![currSubview isHidden] )
{
NSRect currViewBox = [currSubview bounds];
if( !isFlipped )
viewPos.y -= currViewBox.size.height;
currViewBox.origin = viewPos;
currViewBox.size.width = myBounds.size.width -leftMargin -rightMargin;
[currSubview setFrame: currViewBox];
if( !isFlipped )
viewPos.y -= interViewSpacing;
else
viewPos.y += currViewBox.size.height +interViewSpacing;
}
}
[self setNeedsDisplay: YES];
[self setHidden: NO];
isInReLayout = NO;
}
}
-(void) reLayoutViewListViews
{
[self reLayoutViewListViewsAndAdjustFrame: YES];
}
-(BOOL) isFlipped
{
return isFlipped;
}
-(void) setIsFlipped: (BOOL)state
{
isFlipped = state;
}
-(NSSize) bestSize
{
NSSize bSiz = NSZeroSize;
bSiz.width = [self bounds].size.width;
bSiz.height = topMargin +bottomMargin;
NSEnumerator* enny = [[self subviews] objectEnumerator];
NSView* currSubview = nil;
BOOL isFirst = YES;
while( (currSubview = [enny nextObject]) )
{
if( ![currSubview isHidden] )
{
NSRect currViewBox = [currSubview bounds];
if( isFirst )
isFirst = NO;
else
bSiz.height += interViewSpacing;
bSiz.height += currViewBox.size.height;
}
}
return bSiz;
}
-(void) viewFrameDidChange: (NSNotification*)notif
{
[self reLayoutViewListViewsAndAdjustFrame: NO];
}
-(void) setForceToContentHeight: (BOOL)doForce
{
forceToContentHeight = doForce;
if( doForce )
[self reLayoutViewListViews];
}
-(BOOL) forceToContentHeight
{
return forceToContentHeight;
}
- (float)leftMargin
{
return leftMargin;
}
- (void)setLeftMargin:(float)value
{
if (leftMargin != value)
{
leftMargin = value;
}
}
- (float)rightMargin
{
return rightMargin;
}
- (void)setRightMargin:(float)value
{
if (rightMargin != value)
{
rightMargin = value;
}
}
- (float)topMargin
{
return topMargin;
}
- (void)setTopMargin:(float)value
{
if (topMargin != value)
{
topMargin = value;
}
}
- (float)bottomMargin
{
return bottomMargin;
}
- (void)setBottomMargin:(float)value
{
if (bottomMargin != value)
{
bottomMargin = value;
}
}
- (float)interViewSpacing
{
return interViewSpacing;
}
- (void)setInterViewSpacing:(float)value
{
if (interViewSpacing != value)
{
interViewSpacing = value;
}
}
-(void) setAnimateResizing: (BOOL)animateResizing
{
doAnimateResizing = animateResizing;
}
@end