/* -*- mode: C++; tab-width: 4; c-basic-offset: 4; -*- */

/* CarbonToolbar / Cocoa front-end / AbiWord Plug-in
 * Copyright (C) 2005 Francis James Franklin
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  
 * 02111-1307, USA.
 */

#import "AbiCarbonToolbar_Configuration.h"
#import "AbiCarbonToolbar_EditorController.h"

@implementation AbiCarbonToolbar_ProviderView

- (unsigned int)draggingSourceOperationMaskForLocal:(BOOL)isLocal
{
	return (isLocal ? NSDragOperationCopy : NSDragOperationNone);
}

- (BOOL)ignoreModifierKeysWhileDragging
{
	return YES;
}

@end

@implementation AbiCarbonToolbar_EditorController

- (id)initWithAbiWord:(XAP_CocoaPlugin *)AbiWord controller:(AbiCarbonToolbar_LogController *)controller
{
	if (self = [super initWithWindowNibName:@"ToolbarEditor"])
		{
			m_AbiWord = AbiWord;
			m_Controller = controller;

			m_Configuration = 0;

			m_EditData = [[NSMutableArray alloc] initWithCapacity:16];

			m_bCancelled = YES;
		}
	return self;
}

- (void)dealloc
{
	if (m_Configuration)
		{
			[m_Configuration release];
			m_Configuration = 0;
		}
	[super dealloc];
}

- (void)windowDidLoad
{
	NSString * config_path = 0;

	NSArray * providers = [m_AbiWord toolProviders];

	unsigned count = [providers count];
	unsigned i;

	for (i = 0; i < count; i++)
		{
			id <NSObject, XAP_CocoaPlugin_ToolProvider> provider = (id <NSObject, XAP_CocoaPlugin_ToolProvider>) [providers objectAtIndex:i];

			AbiCarbonToolbar_EditData * data = [[AbiCarbonToolbar_EditData alloc] initWithProvider:provider];

			[m_EditData addObject:data];

			[data release];
		}

	[oProviders setDataSource:self];
	[oProviders setDelegate:self];

	[oProviders setVerticalMotionCanBeginDrag:YES];

	m_Configuration = [[AbiCarbonToolbar_Configuration alloc] initWithAbiWord:m_AbiWord controller:m_Controller];

	if (config_path = [m_Configuration configurationFile])
		{
			[m_Configuration loadConfiguration:config_path];
		}

	[oToolbars setDataSource:m_Configuration];
	[oToolbars setDelegate:m_Configuration];

	[oToolbars setVerticalMotionCanBeginDrag:YES];

	[oToolbars registerForDraggedTypes:[NSArray arrayWithObject:AbiCarbonToolbar_DragType_ProviderView]];
}

- (void)windowWillClose:(NSNotification *)aNotification
{
	m_bCancelled = YES;
	[NSApp stopModal];
}

- (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
{
	AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) item;

	int count = 0;

	if (data)
		{
			if ([data isProvider])
				count = (int) [[data tools] count];
		}
	else
		{
			count = (int) [m_EditData count];
		}
	return count;
}

- (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item
{
	AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) item;

	return [data isProvider];
}

- (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
{
	AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) item;

	if (data)
		{
			return [[data tools] objectAtIndex:index];
		}
	return [m_EditData objectAtIndex:index];
}

- (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
{
	AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) item;

	NSString * identifier = [tableColumn identifier];
	NSString * str = @"";

	if ([data isProvider])
		str = [data name];
	else
		str = [data description];

	return str;
}

- (void)outlineView:(NSOutlineView *)outlineView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item
{
	// ...
}

- (BOOL)outlineView:(NSOutlineView *)outlineView shouldSelectItem:(id)item
{
	AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) item;

	return ([data isProvider] ? NO : YES);
}

- (BOOL)outlineView:(NSOutlineView *)outlineView writeItems:(NSArray *)items toPasteboard:(NSPasteboard *)pboard
{
	unsigned count = [items count];
	unsigned i;

	BOOL bDrag = NO;

	NSMutableArray * tools = [NSMutableArray arrayWithCapacity:count];

	for (i = 0; i < count; i++)
		{
			AbiCarbonToolbar_EditData * data = (AbiCarbonToolbar_EditData *) [items objectAtIndex:i];

			if (![data isProvider])
				{
					NSString * provider    = [data name];
					NSString * identifier  = [data identifier];

					[tools addObject:[NSArray arrayWithObjects:provider,identifier,nil]];

					bDrag = YES;
				}
		}

    [pboard declareTypes:[NSArray arrayWithObject:AbiCarbonToolbar_DragType_ProviderView] owner:self];
    [pboard setPropertyList:tools forType:AbiCarbonToolbar_DragType_ProviderView];

	return bDrag;
}

- (IBAction)aNew:(id)sender
{
	[m_Configuration addUntitledToolbar];
	[oToolbars reloadData];
	[oToolbars setNeedsDisplay:YES];
}

- (IBAction)aRemove:(id)sender
{
	[m_Configuration removeSelectedToolOrToolbar:oToolbars];
	[oToolbars reloadData];
	[oToolbars setNeedsDisplay:YES];
}

- (IBAction)aCancel:(id)sender
{
	m_bCancelled = YES;
	[NSApp stopModal];
}

- (IBAction)aOkay:(id)sender
{
	if (![m_Configuration saveConfiguration])
		{
			// ... TODO: raise Alert panel?
		}
	m_bCancelled = NO;
	[NSApp stopModal];
}

- (BOOL)editorWasCancelled
{
	return m_bCancelled;
}

@end