CollectionsSourceList.m

/*
 Redistribution and use in source and binary forms, with or without modification, are permitted
 provided that the following conditions are met:
 
 * Redistributions of source code must retain the above copyright notice, this list of conditions
 and the following disclaimer.
 
 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions
 and the following disclaimer in the documentation and/or other materials provided with the
 distribution.
 
 * Neither the name of the author nor the names of its contributors may be used to endorse or
 promote products derived from this software without specific prior written permission.
 
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

// Basically, you can use the code in your free, commercial, private and public projects
// as long as you include the above notice and attribute the code to Philip Dow / Sprouted
// If you use this code in an app send me a note. I'd love to know how the code is used.

// Please also note that this copyright does not supersede any other copyrights applicable to
// open source code used herein. While explicit credit has been given in the Journler about box,
// it may be lacking in some instances in the source code. I will remedy this in future commits,
// and if you notice any please point them out.

#import "CollectionsSourceList.h"
#import "Definitions.h"

#import "JournlerCollection.h"

#import "FoldersController.h"
//#import "BrowseArrayController.h"
#import "EntriesTableView.h"

#import <SproutedUtilities/SproutedUtilities.h>
#import <SproutedInterface/SproutedInterface.h>

/*
#import "NSOutlineView_Extensions.h"
#import "NSOutlineView_ProxyAdditions.h"
#import "NSBezierPath_AMShading.h"
#import "NSBezierPath_AMAdditons.h"
#import "NSImage_PDCategories.h"
#import "NSColor_JournlerAdditions.h"
#import "NSUserDefaults+PDDefaultsAdditions.h"
#import "JournlerGradientView.h"

static NSString *kMailMessagePboardType = @"MV Super-secret message transfer pasteboard type";
*/

#define kSearchIntervalDelay 1.5

@implementation CollectionsSourceList

- (void) awakeFromNib {

	[self setIntercellSpacing:NSMakeSize(0.0,0.0)];
			
	_searchString = [[NSMutableString alloc] init];
	
	[self setAutoresizesOutlineColumn:NO];
	
	// appearance bindings
	[self bind:@"font" toObject:[NSUserDefaultsController sharedUserDefaultsController] 
			withKeyPath:@"values.FoldersTableFont" options:[NSDictionary dictionaryWithObjectsAndKeys:
			@"NSUnarchiveFromData", NSValueTransformerNameBindingOption,
			[NSFont controlContentFontOfSize:11], NSNullPlaceholderBindingOption, nil]];
			
	[self bind:@"backgroundColor" toObject:[NSUserDefaultsController sharedUserDefaultsController] 
			withKeyPath:@"values.FolderBackgroundColor" options:[NSDictionary dictionaryWithObjectsAndKeys:
			@"NSUnarchiveFromData", NSValueTransformerNameBindingOption,
			[NSColor colorWithCalibratedHue:234.0/400.0 saturation:1.0/100.0 brightness:97.0/100.0 alpha:1.0], NSNullPlaceholderBindingOption, nil]];
	
	// drag types
	NSArray *draggedTypes = [NSArray arrayWithObjects: PDFolderIDPboardType, PDEntryIDPboardType, 
			NSFilenamesPboardType, WebURLsWithTitlesPboardType, NSURLPboardType, NSRTFDPboardType, NSRTFPboardType, 
			NSStringPboardType, NSTIFFPboardType, NSPICTPboardType, kMailMessagePboardType, nil];
			
	[self registerForDraggedTypes:draggedTypes];
	
	[self setDraggingSourceOperationMask:NSDragOperationCopy|NSDragOperationMove forLocal:YES];
	[self setDraggingSourceOperationMask:NSDragOperationCopy forLocal:NO];
}

- (void) dealloc
{
	#ifdef __DEBUG__
	NSLog(@"%s",__PRETTY_FUNCTION__);
	#endif
	
	[self unregisterDraggedTypes];
	
	[_searchString release];
	
	[super dealloc];
}

- (void)keyDown:(NSEvent *)event 
{ 
	static unichar kUnicharKeyReturn = '\r';
	static unichar kUnicharKeyNewline = '\n';
	
	unichar key = [[event charactersIgnoringModifiers] characterAtIndex:0];
  
	if (key == NSDeleteCharacter && [self numberOfRows] > 0 && [self selectedRow] != -1) 
	{ 
		// request a delete from the delegate
		if ( [[self delegate] respondsToSelector:@selector(deleteSelectedFolder:)] )
			[[self delegate] performSelector:@selector(deleteSelectedFolder:) withObject:self];
		
    }
	
	//#warning - what about opening into a new tab (but not new window)
	else if ( ( key == kUnicharKeyReturn || key == kUnicharKeyNewline ) && ( [event modifierFlags] & NSControlKeyMask ) ) 
		[super keyDown:event];

	
	//else if ( key == NSRightArrowFunctionKey ) 
	//{
	//	[[self window] makeFirstResponder: [[[self dataSource] browseController] entriesTable] ];
	//}
	
	// perform a search
	else 
	{ 
		NSTimeInterval currentTime = [NSDate timeIntervalSinceReferenceDate];
		
		if ( currentTime - _searchInterval > kSearchIntervalDelay )
			[_searchString setString:@""];
		
		_searchInterval = currentTime;
		NSString *new_characters = [event characters];
		
		if ( new_characters && [new_characters length] > 0 ) 
		{
			unichar a_char = [new_characters characterAtIndex:0];
			if ( a_char >= 0xF700 && a_char <= 0xF8FF )
			{
				[super keyDown:event];
			}
			else 
			{
				NSInteger i;
				NSArray *objects = [[self dataSource] allObjects];
				[_searchString appendString:new_characters];
				
				for ( i = 0; i < [objects count]; i++ ) 
				{
					if ( [[[objects objectAtIndex:i] valueForKey:@"title"] 
							rangeOfString:_searchString options:NSCaseInsensitiveSearch].location == 0 ) 
					{
						[[self dataSource] selectCollection:[objects objectAtIndex:i] byExtendingSelection:NO];
						[self scrollRowToVisible:i];
						break;
					}
				}
			}
		}
		else
		{
			[super keyDown:event];
		}
    } 
}

- (void) textDidEndEditing: (NSNotification *) notification
{
    NSDictionary *userInfo;
    userInfo = [notification userInfo];

    NSNumber *textMovement;
    textMovement = [userInfo objectForKey: @"NSTextMovement"];

    NSInteger movementCode;
    movementCode = [textMovement integerValue];

    // see if this a 'pressed-return' instance

    if (movementCode == NSReturnTextMovement) {
        // hijack the notification and pass a different textMovement
        // value

        textMovement = [NSNumber numberWithInteger: NSIllegalTextMovement];

        NSDictionary *newUserInfo;
        newUserInfo = [NSDictionary dictionaryWithObject: textMovement
                                    forKey: @"NSTextMovement"];

        notification = [NSNotification notificationWithName:
                                           [notification name]
                                       object: [notification object]
                                       userInfo: newUserInfo];
    }

    [super textDidEndEditing: notification];

} // textDidEndEditing


-(void)_drawDropHighlightOnRow:(NSInteger)rowIndex
{
	
	static float widthOffset = 5.0;
	static float heightOffset = 3.0;
	
	[self lockFocus];
	
	NSRect drawRect = [self rectOfRow:rowIndex];
	
	drawRect.size.width -= widthOffset;
	drawRect.origin.x += widthOffset/2.0;

	drawRect.size.height -= heightOffset;
	drawRect.origin.y += heightOffset/2.0;
	
	//[[[NSColor blueColor]colorWithAlphaComponent:0.2]set];
	[[NSColor colorWithCalibratedRed:31.0/255.0 green:100.0/255.0 blue:205.0/255.0 alpha:0.2] set];
	[NSBezierPath fillRoundRectInRect:drawRect radius:4.0];

	//[[[NSColor blueColor]colorWithAlphaComponent:0.8]set];
	[[NSColor colorWithCalibratedRed:0.0/255.0 green:64.0/255.0 blue:188.0/255.0 alpha:0.96] set];
	[NSBezierPath setDefaultLineWidth:2.0];
	[NSBezierPath strokeRoundRectInRect:drawRect radius:4.0];

	[self unlockFocus];
}


- (id)_highlightColorForCell:(NSCell *)cell
{
	return [self backgroundColor];
	//return [NSColor colorWithCalibratedRed:210.0/255.0 green:216.0/255.0 blue:225.0/255.0 alpha:1.0];
	
	//if(([[self window] firstResponder] == self) && [[self window] isMainWindow] && [[self window] isKeyWindow])
	//	return [NSColor colorWithCalibratedRed:61.0/256.0 green:128.0/256.0 blue:223.0/256.0 alpha:1.0];
	//else
	//	return [NSColor secondarySelectedControlColor];
}


- (void)drawRow:(NSInteger)rowIndex clipRect:(NSRect)clipRect {
	
	JournlerCollection *actualItem;
	id anObject = [self itemAtRow:rowIndex];
	
	// 10.4 hack, 10.5 compatible
	if ( [anObject respondsToSelector:@selector(representedObject)] )
		actualItem = [anObject representedObject];
	else if ( [anObject respondsToSelector:@selector(observedObject)] )
		actualItem = [anObject observedObject];
	else
		actualItem = anObject;
	
	// ask the data source for the entry's label
	NSNumber *labelColorVal = [actualItem valueForKey:@"label"];
	
	// grab the draw rect
	NSRect targetRect = [self rectOfRow:rowIndex];
	
	if ( [[self selectedRowIndexes] containsIndex:rowIndex] )
	{
		NSRect gradientRect = targetRect;
		gradientRect.size.height--;
		
		[self _drawSelectionInRect:gradientRect 
				highlight: (([[self window] firstResponder] == self) && [[self window] isMainWindow] && [[self window] isKeyWindow]) ];
		
	}
	
	else if ( labelColorVal && [labelColorVal integerValue] != 0 )
	{
		NSColor *gradientStart = [NSColor colorForLabel:[labelColorVal integerValue] gradientEnd:NO];
		NSColor *gradientEnd = [NSColor colorForLabel:[labelColorVal integerValue] gradientEnd:YES];
		
		if ( gradientStart != nil && gradientEnd != nil )
		{
			targetRect.origin.x+=2.0;
			targetRect.size.width-=3.0;
			targetRect.size.height-=1.0;
			
			[self lockFocus];
			[[NSBezierPath bezierPathWithRoundedRect:targetRect cornerRadius:7.3] 
					linearGradientFillWithStartColor:gradientStart endColor:gradientEnd];
			[self unlockFocus];
		}
	}
	
	[super drawRow:rowIndex clipRect:clipRect];
}

- (void) _drawSelectionInRect:(NSRect)aRect highlight:(BOOL)highlight
{
	//[JournlerGradientView drawGradientInView:self rect:aRect highlight:highlight];
	
	NSColor *gradientStart, *gradientEnd;
	
	if ( highlight ) 
	{
		gradientStart = [[NSColor colorWithCalibratedRed:136.0/255.0 green:165.0/255.0 blue:212.0/255.0 alpha:1.0]
			blendedColorWithFraction:0.5 ofColor:[NSColor colorForControlTint:[NSColor currentControlTint]]];
			
		
		gradientEnd = [[NSColor colorWithCalibratedRed:102.0/255.0 green:133.0/255.0 blue:183.0/255.0 alpha:1.0]
			blendedColorWithFraction:0.5 ofColor:[NSColor colorForControlTint:[NSColor currentControlTint]]];
			
	} 
	else 
	{
		gradientStart = [[NSColor colorWithCalibratedRed:172.0/255.0 green:186.0/255.0 blue:207.0/255.0 alpha:0.9]
			blendedColorWithFraction:0.5 ofColor:[NSColor colorForControlTint:[NSColor currentControlTint]]];
			
			
		gradientEnd = [[NSColor colorWithCalibratedRed:152.0/255.0 green:170.0/255.0 blue:196.0/255.0 alpha:0.9]
			blendedColorWithFraction:0.5 ofColor:[NSColor colorForControlTint:[NSColor currentControlTint]]];
		
	}
	
	[[NSBezierPath bezierPathWithRect:aRect] linearGradientFillWithStartColor:gradientStart endColor:gradientEnd];

}

/*
- (void) mouseDown:(NSEvent*)theEvent 
{
	NSPoint window_point = [theEvent locationInWindow];
	NSPoint table_point = [self convertPoint:window_point fromView:nil];
	NSUInteger row_selection = [self rowAtPoint:table_point];
	
	if ( [theEvent clickCount] == 1 && row_selection == [self selectedRow] 
			&& [[self delegate] respondsToSelector:@selector(sourceList:didSelectRowAlreadySelected:event:)] )
	{
		if ( ![[self delegate] sourceList:self didSelectRowAlreadySelected:row_selection event:theEvent] )
			// pass the event on
			[super mouseDown:theEvent];
	}
	else
	{
		// pass the event on
		[super mouseDown:theEvent];
	}
}
*/

#pragma mark -
#pragma mark State Information

- (NSArray*) stateArray
{
	NSMutableArray *state_array = [[[NSMutableArray alloc] initWithCapacity:[self numberOfRows]] autorelease];
	
	NSInteger i;
	for ( i = 0; i < [self numberOfRows]; i++ )
		[state_array addObject:[NSNumber numberWithBool:[self isItemExpanded:[self itemAtRow:i]]]];
	
	return state_array;
}

- (void) restoreStateFromArray:(NSArray*)anArray
{
	if ( anArray == nil )
		return;
		
	NSInteger i;
	for ( i = 0; i < [anArray count]; i++ ) 
	{
		if ( [[anArray objectAtIndex:i] boolValue] && i < [self numberOfRows] )
			[self expandItem:[self itemAtRow:i] expandChildren:NO];
	}
}

#pragma mark -

/*
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
	NSLog(@"%s",__PRETTY_FUNCTION__);
	return [sender draggingSourceOperationMask];
}

- (void)draggingExited:(id <NSDraggingInfo>)sender
{
	NSLog(@"%s",__PRETTY_FUNCTION__);
}
*/

#pragma mark -

//- (NSUInteger)draggingSourceOperationMaskForLocal:(BOOL)isLocal
//{
//	NSUInteger mask;
//	mask = ( isLocal ? NSDragOperationCopy | NSDragOperationMove : NSDragOperationCopy );
//	return mask;
//}

- (NSImage *)dragImageForRowsWithIndexes:(NSIndexSet *)dragRows 
		tableColumns:(NSArray *)tableColumns 
		event:(NSEvent*)dragEvent 
		offset:(NSPointPointer)dragImageOffset 
{
	
	JournlerCollection *collection = [self originalItemAtRow:[dragRows firstIndex]];
	
	if ( !collection ) return [super dragImageForRowsWithIndexes:dragRows 
			tableColumns:tableColumns event:dragEvent offset:dragImageOffset];
	
	NSString *title = [collection valueForKey:@"title"];
	if ( !title ) 
		return [super dragImageForRowsWithIndexes:dragRows tableColumns:tableColumns event:dragEvent offset:dragImageOffset];
	
	NSImage *icon = [[collection valueForKey:@"icon"] imageWithWidth:32 height:32 inset:0];
	if ( !icon ) 
		return [super dragImageForRowsWithIndexes:dragRows tableColumns:tableColumns event:dragEvent offset:dragImageOffset];
	
	// if more than one row is being dragged, determine which dragBadge to use
	NSImage *dragBadge = nil;
	if ( [dragRows count] > 1 && [dragRows count] < 100 )
		dragBadge = [[[NSImage imageNamed:@"dragBadge1.png"] copyWithZone:[self zone]] autorelease];
	else if ( [dragRows count] >= 100 && [dragRows count] < 1000 )
		dragBadge = [[[NSImage imageNamed:@"dragBadge2.png"] copyWithZone:[self zone]] autorelease];
	else if ( [dragRows count] >= 1000 )
		dragBadge = [[[NSImage imageNamed:@"dragBadge3.png"] copyWithZone:[self zone]] autorelease];
	
	// Get the size of this thing
	if ( dragBadge ) 
	{
		// draw the count if necessary
		NSDictionary *countAttributes = [NSDictionary dictionaryWithObjectsAndKeys:
				[NSFont systemFontOfSize:[NSFont smallSystemFontSize]], NSFontAttributeName,
				[NSColor colorWithCalibratedWhite:1.0 alpha:1.0], NSForegroundColorAttributeName, nil];
		
		NSString *countString = [[NSNumber numberWithInteger:[dragRows count]] stringValue];
		NSSize countSize = [countString sizeWithAttributes:countAttributes];
		
		[dragBadge lockFocus];
		[countString drawInRect:NSMakeRect(	[dragBadge size].width/2 - countSize.width/2, 
											[dragBadge size].height/2 - countSize.height/2,
											countSize.width, countSize.height ) withAttributes:countAttributes];
		[dragBadge unlockFocus];
	}
	
	NSImage *returnImage;
	
	NSShadow *shadow = [[[NSShadow alloc] init] autorelease];
	
	[shadow setShadowColor:[NSColor colorWithCalibratedWhite:1.0 alpha:0.96]];
	[shadow setShadowOffset:NSMakeSize(1,-1)];
	
	NSDictionary *attributes = [NSDictionary dictionaryWithObjectsAndKeys: 
	[NSFont systemFontOfSize:11], NSFontAttributeName,
	[NSColor colorWithCalibratedWhite:0.01 alpha:1.0], NSForegroundColorAttributeName, 
	shadow, NSShadowAttributeName, nil];
	
	NSSize iconSize = [icon size];
	NSSize stringSize = [title sizeWithAttributes:attributes];
	
	float myWidth = [self bounds].size.width;
	float proposedWidth = iconSize.width+stringSize.width+20;
	
	returnImage = [[NSImage alloc] initWithSize:NSMakeSize( ( myWidth > proposedWidth ? myWidth : proposedWidth ) , 
		(iconSize.height >= stringSize.height ? iconSize.height : stringSize.height) + 6)];
	
	
	
	[returnImage lockFocus];
	
	//NSGraphicsContext *graphicsContext = [NSGraphicsContext currentContext];
	//[graphicsContext saveGraphicsState];
	
	//[shadow set];
	
	[[NSColor colorWithCalibratedWhite:0.25 alpha:0.3] set];
	//NSRectFill(NSMakeRect(0,6,[returnImage size].width,[returnImage size].height-6));
	[[NSBezierPath bezierPathWithRoundedRect:NSMakeRect(0,6,[returnImage size].width,[returnImage size].height-6) cornerRadius:10.0] fill];
	
	[[NSColor colorWithCalibratedWhite:0.5 alpha:0.3] set];
	//NSFrameRect(NSMakeRect(0,6,[returnImage size].width,[returnImage size].height-6));
	[[NSBezierPath bezierPathWithRoundedRect:NSMakeRect(0,6,[returnImage size].width,[returnImage size].height-6) cornerRadius:10.0] stroke];
	
	//[graphicsContext restoreGraphicsState];
	
	[icon compositeToPoint:NSMakePoint(6,6) operation:NSCompositeSourceOver fraction:1.0];
	[title drawAtPoint:NSMakePoint(iconSize.width+7,8) withAttributes:attributes];
	
	if ( dragBadge ) 
	{
		[dragBadge compositeToPoint:NSMakePoint(iconSize.width+7-[dragBadge size].width, 0) operation:NSCompositeSourceOver fraction:1.0];
	}
	
	[returnImage unlockFocus];
		
	return [returnImage autorelease];
}


#pragma mark -

- (IBAction) copy:(id)sender
{
	[[self dataSource] outlineView:self writeItems:[self allSelectedItems] toPasteboard:[NSPasteboard generalPasteboard]];
}

- (BOOL)becomeFirstResponder
{
	NSMenuItem *copyItem = [[[[NSApp mainMenu] itemWithTag:2] submenu] itemWithTag:99];
	[copyItem setTitle:NSLocalizedString(@"folder link menu item",@"")];
	
	return [super becomeFirstResponder];
}

- (BOOL)resignFirstResponder
{
	NSMenuItem *copyItem = [[[[NSApp mainMenu] itemWithTag:2] submenu] itemWithTag:99];
	[copyItem setTitle:NSLocalizedString(@"copy menu item",@"")];
	
	return [super resignFirstResponder];
}

#pragma mark -

- (void)setFont:(NSFont *)fontObject
{
	// overridden to pass the message onto the individual cells and change the row height
	float lineHeight = [[[[NSLayoutManager alloc] init] autorelease] defaultLineHeightForFont:fontObject];
	
	[[self valueForKeyPath:@"tableColumns.dataCell"] setValue:fontObject forKey:@"font"];
	[self setRowHeight:lineHeight];
	
	if ( [[self delegate] respondsToSelector:@selector(adjustRowHeightsFromFontSize:) ] )
		[[self delegate] adjustRowHeightsFromFontSize:lineHeight];
	
	[self setNeedsDisplay:YES];
}

- (IBAction) changeColor:(id)sender
{
	[[NSUserDefaults standardUserDefaults] setColor:[sender color] forKey:@"FolderBackgroundColor"];
}
@end