Search builder

@import <AppKit/CPWindowController.j>
@import "JTSearchBuilderRowView.j"

var searchBuilderSharedInstance = nil;

@implementation JTSearchBuilderWindowController : CPWindowController 
{
	var border;
	var elementPadding;
	var buttonHeight;
	var rowHeight
	var rowCount;
	var initialHeight;
	
	var matchSelector;
	var rowsView;
	var rowSet;
	var addButton;
}


+ (JTSearchBuilderViewController)sharedSearchBuilder
{
	if (!searchBuilderSharedInstance) 
	{
		searchBuilderSharedInstance = [[JTSearchBuilderWindowController alloc] init];
	}
	return searchBuilderSharedInstance;
}


- (id)init
{
	var frame = CGRectMake(0, 0, 800, 500);
	var theWindow = [[CPPanel alloc]	initWithContentRect:frame
										styleMask:CPHUDBackgroundWindowMask | CPClosableWindowMask | CPTitledWindowMask];
	
	if (self = [super initWithWindow:theWindow]) 
	{
			//Get fields
			
			//Get operations
		
		
			[theWindow setTitle:@"Search Builder"];
			[theWindow setLevel:CPFloatingWindowLevel];
			[theWindow center];
			[theWindow setDelegate:self];

			var contentView = [theWindow contentView];
			
			buttonHeight = 24;
			border = 10;
			rowHeight = 24;
			rowCount = 0;
			elementPadding = 3;
		
			initialHeight = buttonHeight + 2 * border;
		
			rowSet = [CPSet set];
		
			var matchLabel = [[CPTextField alloc] initWithFrame:CGRectMakeZero()];
			[matchLabel setObjectValue:@"Match"];
			[matchLabel setFont:[CPFont systemFontOfSize:16.0]];
			[matchLabel setTextColor:[CPColor whiteColor]];
			[matchLabel setAlignment:CPLeftTextAlignment];
			[matchLabel sizeToFit];
			[matchLabel setAutoresizingMask:CPViewMinXMargin | CPViewMaxXMargin | CPViewMinYMargin | CPViewMaxYMargin];
			var tempFrame = [matchLabel frame];	
			tempFrame.origin = CPPointMake(border, border);
			[matchLabel setFrame:tempFrame];
			[contentView addSubview:matchLabel];	
						
			
			matchSelector = [[CPPopUpButton alloc] initWithFrame:CGRectMake(CGRectGetMaxX(tempFrame) + elementPadding, border, 70, buttonHeight)];
			[matchSelector addItemWithTitle:@"Any"];
			[matchSelector addItemWithTitle:@"All"];
			[matchSelector setAutoresizingMask:CPViewMinYMargin];
			[contentView addSubview:matchSelector];
			
			
			var matchLabel2 = [[CPTextField alloc] initWithFrame:CGRectMakeZero()];
			[matchLabel2 setObjectValue:@" of the following rules:"];
			[matchLabel2 setFont:[CPFont systemFontOfSize:16.0]];
			[matchLabel2 setTextColor:[CPColor whiteColor]];
			[matchLabel2 setAlignment:CPLeftTextAlignment];
			[matchLabel2 sizeToFit];
			[matchLabel2 setAutoresizingMask:CPViewMinXMargin | CPViewMaxXMargin | CPViewMinYMargin | CPViewMaxYMargin];
			var tempFrame = [matchLabel2 frame];	
			tempFrame.origin = CPPointMake(CGRectGetMaxX([matchSelector frame]), border);
			[matchLabel2 setFrame:tempFrame];
			[contentView addSubview:matchLabel2];
						
						
			rowsView = [[CPView alloc] initWithFrame:CGRectMake(border, CGRectGetMaxY([matchLabel2 frame]) + elementPadding, frame.size.width, initialHeight)];
			[contentView addSubview:rowsView];


			var buttonWidth = CGRectGetWidth(frame) / 8;
			addButton = [[CPButton alloc] initWithFrame:CGRectMake((CGRectGetWidth(frame) - buttonWidth) / 2, border, buttonWidth, buttonHeight)];
			[addButton setTitle:"Add Field"];
			[addButton setTarget:self];
			[addButton setAction:@selector(addRow)];
			[addButton setAutoresizingMask:CPViewMinYMargin];
			[rowsView addSubview:addButton];
			

			searchButton = [[CPButton alloc] initWithFrame:CGRectMake(CGRectGetWidth(frame) - buttonWidth - 2 * border, border, buttonWidth, buttonHeight)];
			[searchButton setTitle:"Search"];
			[searchButton setTarget:self];
			[searchButton setAction:@selector(search)];
			[searchButton setAutoresizingMask:CPViewMinYMargin];
			[rowsView addSubview:searchButton];
			
			
			[self addRow];
	}
	
	return self;
}


- (void)showSearchBuilder:(id)sender
{
	[searchBuilderSharedInstance showWindow:sender];
}


- (void)hideSearchBuilder:(id)sender
{
	[searchBuilderSharedInstance orderOut:sender];	
}


- (void)toggleSearchBuilder:(id)sender
{
	var searchBuilderWindow = [searchBuilderSharedInstance window];	
	
	if ([searchBuilderWindow isVisible])
	{
		[searchBuilderSharedInstance orderOut:sender];
	}
	else
	{
		[searchBuilderSharedInstance showWindow:sender];
	}
}


- (void)addRow {
	var newRow = [[JTSearchBuilderRowView alloc] initWithFrame:CGRectMake(0, rowCount * (24 + elementPadding), CGRectGetWidth([rowsView frame]) - 2 * border, rowHeight)	
													index:rowCount
													delegate:self];
	[rowsView addSubview:newRow];
	var frame = [rowsView frame];
	frame.size.height += buttonHeight + elementPadding;
	[rowsView setFrame:frame];
	[rowSet addObject:newRow];
	rowCount++;	
}

- (void)removeRow:(id)sender {
	var deleteRowView = [sender superview];
	if ([deleteRowView isKindOfClass:[JTSearchBuilderRowView class]]) 
	{
		var removedRowIndex = [deleteRowView index];
		if (removedRowIndex != 0)
		{
			[deleteRowView removeFromSuperview];
			[rowSet removeObject:deleteRowView];
			deleteRowView = nil;
			rowCount--;
		
			//Enumerate rows and move rows that are above index down
			var rowEnumerator = [rowSet objectEnumerator];
			while ((currentRow = [rowEnumerator nextObject]) != nil)
			{
				if ([currentRow index] > removedRowIndex)
				{
					var rowFrame = [currentRow frame];
					rowFrame.origin.y -= buttonHeight + elementPadding;
					[currentRow setFrame:rowFrame];
				}
			}
		
			//Reduce size of rowView
			var rowViewFrame = [rowsView frame];
			rowViewFrame.size.height -= buttonHeight + elementPadding;
			[rowsView setFrame:rowViewFrame];
		}
	}
}

@end