/**

 * $Id$

 *

 * Construct and manage the preferences panel under cocoa.

 *

 * Copyright (c) 2008 Nathan Keynes.

 *

 * 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.

 */

#include "cocoaui/cocoaui.h"

#include "lxdream.h"

#include "config.h"

static LxdreamPrefsPanel *prefs_panel = NULL;

@implementation LxdreamPrefsPane

- (int)contentHeight

{

    return [self frame].size.height - headerHeight;

}

- (id)initWithFrame: (NSRect)frameRect title:(NSString *)title

{

    if( [super initWithFrame: frameRect ] == nil ) {

        return nil;

    } else {

        int height = frameRect.size.height - TEXT_GAP;

        NSFont *titleFont = [NSFont fontWithName: @"Helvetica-Bold" size: 16.0];

        NSRect fontRect = [titleFont boundingRectForFont];

        int titleHeight = fontRect.size.height + [titleFont descender];

        NSTextField *label = cocoa_gui_add_label(self, title, 

            NSMakeRect( TEXT_GAP, height-titleHeight, 

                        frameRect.size.width - (TEXT_GAP*2), titleHeight ));

        [label setFont: titleFont];

        height -= (titleHeight + TEXT_GAP);

        NSBox *rule = [[NSBox alloc] initWithFrame: NSMakeRect(1, height, frameRect.size.width-2, 1)];

        [rule setAutoresizingMask: (NSViewMinYMargin|NSViewWidthSizable)];

        [rule setBoxType: NSBoxSeparator];

        [self addSubview: rule];

        height -= TEXT_GAP;

        headerHeight = frameRect.size.height - height;

        return self;

    }

}

- (id)initWithFrame: (NSRect)frameRect title:(NSString *)title configGroup: (lxdream_config_group_t)group scrollable: (BOOL)scroll

{

    if( [self initWithFrame: frameRect title: title] == nil ) {

        return nil;

    }

    ConfigurationView *view = [[ConfigurationView alloc] initWithFrame: frameRect

                                                         configGroup: group ];

    [view setAutoresizingMask: (NSViewWidthSizable|NSViewMinYMargin)];

    if( scroll ) {

        NSScrollView *scrollView = [[NSScrollView alloc] initWithFrame: NSMakeRect(0,0,frameRect.size.width,[self contentHeight]+TEXT_GAP)];

        [scrollView setAutoresizingMask: (NSViewWidthSizable|NSViewHeightSizable)];

        [scrollView setDocumentView: view];

        [scrollView setDrawsBackground: NO];

        [scrollView setHasVerticalScroller: YES];

        [scrollView setAutohidesScrollers: YES];

        [self addSubview: scrollView];

//        [view scrollRectToVisible: NSMakeRect(0,0,1,1)];

    } else {

        [self addSubview: view];

    }

    return self;

}

@end

/**************************** Main preferences window ************************/

@interface LxdreamPrefsPanel (Private)

- (void) initToolbar;

- (NSToolbarItem *) createToolbarItem: (NSString *)id label: (NSString *) label 

tooltip: (NSString *)tooltip icon: (NSString *)icon action: (SEL) action;

@end

@implementation LxdreamPrefsPanel

- (NSView *)createControlsPane

{

    NSView *pane = [[NSView alloc] initWithFrame: NSMakeRect(0,0,640,400)];

    return pane;

}

- (id)initWithContentRect:(NSRect)contentRect 

{

    if( [super initWithContentRect: contentRect

         styleMask: ( NSTitledWindowMask | NSClosableWindowMask | 

                 NSMiniaturizableWindowMask | NSResizableWindowMask |

                 NSUnifiedTitleAndToolbarWindowMask )

                 backing: NSBackingStoreBuffered defer: NO ] == nil ) {

        return nil;

    } else {

        [self setTitle: NS_("Preferences")];

        [self setDelegate: (id)self];

        [self setMinSize: NSMakeSize(400,300)];

        [self initToolbar];

        config_panes[0] = [[LxdreamPrefsPane alloc] initWithFrame: NSMakeRect(0,0,600,400)

                             title: NS_("Paths")

                             configGroup: lxdream_get_config_group(CONFIG_GROUP_GLOBAL)

                             scrollable: YES];

        config_panes[1] = cocoa_gui_create_prefs_controller_pane();

        config_panes[2] = [[LxdreamPrefsPane alloc] initWithFrame: NSMakeRect(0,0,600,400)

                             title: NS_("Hotkeys")

                             configGroup: lxdream_get_config_group(CONFIG_GROUP_HOTKEYS)

                             scrollable: YES];

        binding_editor = nil;

        [self setContentView: config_panes[0]];

        return self;

    }

}

- (void)dealloc

{

    if( binding_editor != nil ) {

        [binding_editor release];

        binding_editor = nil;

    }

    [super dealloc];

}

- (void)windowWillClose: (NSNotification *)notice

{

    prefs_panel = NULL;

}

- (id)windowWillReturnFieldEditor:(NSWindow *)sender toObject:(id)view

{

    if( [view isKindOfClass: [KeyBindingField class]] ) {

        if( binding_editor == nil ) {

            binding_editor = [[[KeyBindingEditor alloc] init] retain];

        }

        return binding_editor;

    }

    return nil;

}

- (void) initToolbar

{

    NSToolbar *toolbar = [[NSToolbar alloc] initWithIdentifier: @"LxdreamPrefsToolbar"];

    NSToolbarItem *paths = [self createToolbarItem: @"Paths" label: @"Paths" 

                            tooltip: @"Configure system paths" icon: @"tb-paths" 

                            action: @selector(paths_action:)];

    NSToolbarItem *ctrls = [self createToolbarItem: @"Controllers" label: @"Controllers"

                            tooltip: @"Configure controllers" icon: @"tb-ctrls"

                            action: @selector(controllers_action:)];

    NSToolbarItem *hotkeys=[self createToolbarItem: @"Hotkeys" label: @"Hotkeys"

                            tooltip: @"Configure hotkeys" icon: @"tb-ctrls"

                            action: @selector(hotkeys_action:)];

    toolbar_ids = [NSArray arrayWithObjects: @"Paths", @"Controllers", @"Hotkeys", nil ];

    toolbar_defaults = [NSArray arrayWithObjects: @"Paths", @"Controllers", @"Hotkeys", nil ];

    NSArray *values = [NSArray arrayWithObjects: paths, ctrls, hotkeys, nil ];

    toolbar_items = [NSDictionary dictionaryWithObjects: values forKeys: toolbar_ids];

    [toolbar setDelegate: (id)self];

    [toolbar setDisplayMode: NSToolbarDisplayModeIconOnly];

    [toolbar setSizeMode: NSToolbarSizeModeSmall];

    [toolbar setSelectedItemIdentifier: @"Paths"];

    [self setToolbar: toolbar];

}

- (void)paths_action: (id)sender

{

    [self setContentView: config_panes[0]];

}

- (void)controllers_action: (id)sender

{

    [self setContentView: config_panes[1]];

}

- (void)hotkeys_action: (id)sender

{

    [self setContentView: config_panes[2]];

}

/***************************** Toolbar methods ***************************/

- (NSToolbarItem *) createToolbarItem: (NSString *)id label: (NSString *) label 

tooltip: (NSString *)tooltip icon: (NSString *)icon action: (SEL) action 

{

    NSToolbarItem *item = [[NSToolbarItem alloc] initWithItemIdentifier: id];

    [item setLabel: label];

    [item setToolTip: tooltip];

    [item setTarget: self];

    NSString *iconFile = [[NSBundle mainBundle] pathForResource:icon ofType:@"png"];

    NSImage *image = [[NSImage alloc] initWithContentsOfFile: iconFile];

    [item setImage: image];

    [item setAction: action];

    return item;

}

- (NSArray *) toolbarAllowedItemIdentifiers: (NSToolbar *)toolbar 

{

    return toolbar_ids;

}

- (NSArray *) toolbarDefaultItemIdentifiers: (NSToolbar *)toolbar

{

    return toolbar_defaults;

}

- (NSArray *)toolbarSelectableItemIdentifiers: (NSToolbar *)toolbar

{

    return [NSArray arrayWithObjects: @"Paths", @"Controllers", @"Hotkeys", nil ];

}

- (NSToolbarItem *) toolbar:(NSToolbar *)toolbar itemForItemIdentifier:(NSString *)itemIdentifier

willBeInsertedIntoToolbar:(BOOL)flag 

{

    return [toolbar_items objectForKey: itemIdentifier];

}

@end

void cocoa_gui_show_preferences() 

{

    if( prefs_panel == NULL ) {

        prefs_panel = [[LxdreamPrefsPanel alloc] initWithContentRect: NSMakeRect(0,0,640,540)];

    }

    [prefs_panel makeKeyAndOrderFront: prefs_panel];

}

/**************************** Simple config panels ***************************/