/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include "backends/platform/iphone/iphone_keyboard.h"

@interface UITextInputTraits
- (void)setAutocorrectionType:(int)type;
- (void)setAutocapitalizationType:(int)type;
- (void)setEnablesReturnKeyAutomatically:(BOOL)val;
@end

@interface TextInputHandler : UITextView {
	SoftKeyboard *softKeyboard;
}

- (id)initWithKeyboard:(SoftKeyboard *)keyboard;

@end


@implementation TextInputHandler

- (id)initWithKeyboard:(SoftKeyboard *)keyboard {
	self = [super initWithFrame:CGRectMake(0.0f, 0.0f, 0.0f, 0.0f)];
	softKeyboard = keyboard;

	[[self textInputTraits] setAutocorrectionType:(UITextAutocorrectionType)1];
	[[self textInputTraits] setAutocapitalizationType:(UITextAutocapitalizationType)0];
	[[self textInputTraits] setEnablesReturnKeyAutomatically:NO];

	return self;
}

- (void) keyboardInputShouldDelete:(id)input {
	[softKeyboard handleKeyPress:0x08];
}

- (BOOL)webView:(id)fp8 shouldInsertText:(id)character
                       replacingDOMRange:(id)fp16
                             givenAction:(int)fp20 {

	if ([character length] != 1) {
		[NSException raise:@"Unsupported" format:@"Unhandled multi-char insert!"];
		return NO;
	}

	[softKeyboard handleKeyPress:[character characterAtIndex:0]];

	return NO;
}

@end


@implementation SoftKeyboard

- (id)initWithFrame:(CGRect)frame {
	self = [super initWithFrame:frame];
	inputDelegate = nil;
	inputView = [[TextInputHandler alloc] initWithKeyboard:self];
	return self;
}

- (UITextView *)inputView {
	return inputView;
}

- (void)setInputDelegate:(id)delegate {
	inputDelegate = delegate;
}

- (void)handleKeyPress:(unichar)c {
	[inputDelegate handleKeyPress:c];
}

@end
