346 lines
12 KiB
Mathematica
346 lines
12 KiB
Mathematica
|
/*
|
||
|
Advanced keyboard view interface
|
||
|
|
||
|
Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz
|
||
|
|
||
|
This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
|
||
|
If a copy of the MPL was not distributed with this file, You can obtain one at
|
||
|
http://mozilla.org/MPL/2.0/.
|
||
|
*/
|
||
|
|
||
|
#import "AdvancedKeyboardView.h"
|
||
|
#include <freerdp/locale/keyboard.h>
|
||
|
|
||
|
// helper struct to define button layouts/settings
|
||
|
struct ButtonItem
|
||
|
{
|
||
|
NSString *title;
|
||
|
int tag;
|
||
|
};
|
||
|
|
||
|
@interface AdvancedKeyboardView (Private)
|
||
|
- (UIView *)keyboardViewForItems:(struct ButtonItem *)items columns:(int)columns rows:(int)rows;
|
||
|
@end
|
||
|
|
||
|
@implementation AdvancedKeyboardView
|
||
|
|
||
|
@synthesize delegate = _delegate;
|
||
|
|
||
|
// defines for the different views
|
||
|
#define KEY_SHOW_FUNCVIEW 0x1000
|
||
|
#define KEY_SHOW_CURSORVIEW 0x1001
|
||
|
#define KEY_SHOW_NUMPADVIEW 0x1002
|
||
|
#define KEY_SKIP 0x8000
|
||
|
#define KEY_MERGE_COLUMN 0x8001
|
||
|
|
||
|
#define KEYCODE_UNICODE 0x80000000
|
||
|
|
||
|
struct ButtonItem functionKeysItems[24] = { { @"F1", VK_F1 },
|
||
|
{ @"F2", VK_F2 },
|
||
|
{ @"F3", VK_F3 },
|
||
|
{ @"F4", VK_F4 },
|
||
|
{ @"F5", VK_F5 },
|
||
|
{ @"F6", VK_F6 },
|
||
|
{ @"F7", VK_F7 },
|
||
|
{ @"F8", VK_F8 },
|
||
|
{ @"F9", VK_F9 },
|
||
|
{ @"F10", VK_F10 },
|
||
|
{ @"F11", VK_F11 },
|
||
|
{ @"F12", VK_F12 },
|
||
|
|
||
|
{ @"img:icon_key_arrows", KEY_SHOW_CURSORVIEW },
|
||
|
{ @"Tab", VK_TAB },
|
||
|
{ @"Ins", VK_INSERT | KBDEXT },
|
||
|
{ @"Home", VK_HOME | KBDEXT },
|
||
|
{ @"PgUp", VK_PRIOR | KBDEXT },
|
||
|
{ @"img:icon_key_win", VK_LWIN | KBDEXT },
|
||
|
|
||
|
{ @"123", KEY_SHOW_NUMPADVIEW },
|
||
|
{ @"Print", VK_PRINT },
|
||
|
{ @"Del", VK_DELETE | KBDEXT },
|
||
|
{ @"End", VK_END | KBDEXT },
|
||
|
{ @"PgDn", VK_NEXT | KBDEXT },
|
||
|
{ @"img:icon_key_menu", VK_APPS | KBDEXT } };
|
||
|
|
||
|
struct ButtonItem numPadKeysItems[24] = { { @"(", KEYCODE_UNICODE | 40 },
|
||
|
{ @")", KEYCODE_UNICODE | 41 },
|
||
|
{ @"7", VK_NUMPAD7 },
|
||
|
{ @"8", VK_NUMPAD8 },
|
||
|
{ @"9", VK_NUMPAD9 },
|
||
|
{ @"-", VK_SUBTRACT },
|
||
|
|
||
|
{ @"/", VK_DIVIDE | KBDEXT },
|
||
|
{ @"*", VK_MULTIPLY },
|
||
|
{ @"4", VK_NUMPAD4 },
|
||
|
{ @"5", VK_NUMPAD5 },
|
||
|
{ @"6", VK_NUMPAD6 },
|
||
|
{ @"+", VK_ADD },
|
||
|
|
||
|
{ @"Fn", KEY_SHOW_FUNCVIEW },
|
||
|
{ @"Num", VK_NUMLOCK },
|
||
|
{ @"1", VK_NUMPAD1 },
|
||
|
{ @"2", VK_NUMPAD2 },
|
||
|
{ @"3", VK_NUMPAD3 },
|
||
|
{ @"img:icon_key_backspace", VK_BACK },
|
||
|
|
||
|
{ @"img:icon_key_arrows", KEY_SHOW_CURSORVIEW },
|
||
|
{ @"=", KEYCODE_UNICODE | 61 },
|
||
|
{ @"", KEY_MERGE_COLUMN },
|
||
|
{ @"0", VK_NUMPAD0 },
|
||
|
{ @".", VK_DECIMAL },
|
||
|
{ @"img:icon_key_return", VK_RETURN | KBDEXT } };
|
||
|
|
||
|
struct ButtonItem cursorKeysItems[24] = { { @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"img:icon_key_arrow_up", VK_UP | KBDEXT },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
|
||
|
{ @"Fn", KEY_SHOW_FUNCVIEW },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"img:icon_key_arrow_left", VK_LEFT | KBDEXT },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"img:icon_key_arrow_right", VK_RIGHT | KBDEXT },
|
||
|
{ @"img:icon_key_backspace", VK_BACK },
|
||
|
|
||
|
{ @"123", KEY_SHOW_NUMPADVIEW },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"img:icon_key_arrow_down", VK_DOWN | KBDEXT },
|
||
|
{ @"", KEY_SKIP },
|
||
|
{ @"img:icon_key_return", VK_RETURN | KBDEXT } };
|
||
|
|
||
|
- (void)initFunctionKeysView
|
||
|
{
|
||
|
_function_keys_view = [[self keyboardViewForItems:functionKeysItems columns:6 rows:4] retain];
|
||
|
[self addSubview:_function_keys_view];
|
||
|
}
|
||
|
|
||
|
- (void)initNumPadKeysView
|
||
|
{
|
||
|
_numpad_keys_view = [[self keyboardViewForItems:numPadKeysItems columns:6 rows:4] retain];
|
||
|
[self addSubview:_numpad_keys_view];
|
||
|
}
|
||
|
|
||
|
- (void)initCursorKeysView
|
||
|
{
|
||
|
_cursor_keys_view = [[self keyboardViewForItems:cursorKeysItems columns:6 rows:4] retain];
|
||
|
[self addSubview:_cursor_keys_view];
|
||
|
}
|
||
|
|
||
|
- (id)initWithFrame:(CGRect)frame delegate:(NSObject<AdvancedKeyboardDelegate> *)delegate
|
||
|
{
|
||
|
self = [super initWithFrame:frame];
|
||
|
if (self)
|
||
|
{
|
||
|
_delegate = delegate;
|
||
|
|
||
|
self.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;
|
||
|
self.backgroundColor = [UIColor blackColor];
|
||
|
// Initialization code
|
||
|
|
||
|
[self initCursorKeysView];
|
||
|
[self initNumPadKeysView];
|
||
|
[self initFunctionKeysView];
|
||
|
|
||
|
// set function keys view to the initial view and hide others
|
||
|
_cur_view = _function_keys_view;
|
||
|
[_numpad_keys_view setHidden:YES];
|
||
|
[_cursor_keys_view setHidden:YES];
|
||
|
}
|
||
|
return self;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
// Only override drawRect: if you perform custom drawing.
|
||
|
// An empty implementation adversely affects performance during animation.
|
||
|
- (void)drawRect:(CGRect)rect
|
||
|
{
|
||
|
// Drawing code
|
||
|
}
|
||
|
*/
|
||
|
|
||
|
- (void)drawRect:(CGRect)rect
|
||
|
{
|
||
|
// draw a nice background gradient
|
||
|
CGContextRef currentContext = UIGraphicsGetCurrentContext();
|
||
|
|
||
|
CGGradientRef glossGradient;
|
||
|
CGColorSpaceRef rgbColorspace;
|
||
|
size_t num_locations = 2;
|
||
|
CGFloat locations[2] = { 0.0, 1.0 };
|
||
|
CGFloat components[8] = { 1.0, 1.0, 1.0, 0.35, // Start color
|
||
|
1.0, 1.0, 1.0, 0.06 }; // End color
|
||
|
|
||
|
rgbColorspace = CGColorSpaceCreateDeviceRGB();
|
||
|
glossGradient =
|
||
|
CGGradientCreateWithColorComponents(rgbColorspace, components, locations, num_locations);
|
||
|
|
||
|
CGRect currentBounds = self.bounds;
|
||
|
CGPoint topCenter = CGPointMake(CGRectGetMidX(currentBounds), 0.0f);
|
||
|
CGPoint midCenter = CGPointMake(CGRectGetMidX(currentBounds), currentBounds.size.height);
|
||
|
CGContextDrawLinearGradient(currentContext, glossGradient, topCenter, midCenter, 0);
|
||
|
|
||
|
CGGradientRelease(glossGradient);
|
||
|
CGColorSpaceRelease(rgbColorspace);
|
||
|
}
|
||
|
|
||
|
- (void)dealloc
|
||
|
{
|
||
|
[_function_keys_view autorelease];
|
||
|
[_numpad_keys_view autorelease];
|
||
|
[_cursor_keys_view autorelease];
|
||
|
[super dealloc];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
#pragma mark button events
|
||
|
|
||
|
- (IBAction)keyPressed:(id)sender
|
||
|
{
|
||
|
UIButton *btn = (UIButton *)sender;
|
||
|
switch ([btn tag])
|
||
|
{
|
||
|
case KEY_SHOW_CURSORVIEW:
|
||
|
// switch to cursor view
|
||
|
[_cur_view setHidden:YES];
|
||
|
[_cursor_keys_view setHidden:NO];
|
||
|
_cur_view = _cursor_keys_view;
|
||
|
break;
|
||
|
|
||
|
case KEY_SHOW_NUMPADVIEW:
|
||
|
// switch to numpad view
|
||
|
[_cur_view setHidden:YES];
|
||
|
[_numpad_keys_view setHidden:NO];
|
||
|
_cur_view = _numpad_keys_view;
|
||
|
break;
|
||
|
|
||
|
case KEY_SHOW_FUNCVIEW:
|
||
|
// switch to function keys view
|
||
|
[_cur_view setHidden:YES];
|
||
|
[_function_keys_view setHidden:NO];
|
||
|
_cur_view = _function_keys_view;
|
||
|
break;
|
||
|
|
||
|
default:
|
||
|
if ([btn tag] & KEYCODE_UNICODE)
|
||
|
{
|
||
|
if ([[self delegate] respondsToSelector:@selector(advancedKeyPressedUnicode:)])
|
||
|
[[self delegate] advancedKeyPressedUnicode:([btn tag] & ~KEYCODE_UNICODE)];
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
if ([[self delegate] respondsToSelector:@selector(advancedKeyPressedVKey:)])
|
||
|
[[self delegate] advancedKeyPressedVKey:[btn tag]];
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
@end
|
||
|
|
||
|
#pragma mark -
|
||
|
@implementation AdvancedKeyboardView (Private)
|
||
|
|
||
|
- (UIView *)keyboardViewForItems:(struct ButtonItem *)items columns:(int)columns rows:(int)rows
|
||
|
{
|
||
|
UIView *result_view = [[[UIView alloc] initWithFrame:self.bounds] autorelease];
|
||
|
result_view.autoresizingMask =
|
||
|
UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;
|
||
|
|
||
|
// calculate maximum button size
|
||
|
int max_btn_width = result_view.bounds.size.width / ((columns * 2) + 1);
|
||
|
int max_btn_height = result_view.bounds.size.height / ((rows * 2) + 1);
|
||
|
|
||
|
// ensure minimum button size
|
||
|
CGSize btn_size = CGSizeMake(45, 30);
|
||
|
if (btn_size.width < max_btn_width)
|
||
|
btn_size.width = max_btn_width;
|
||
|
if (btn_size.height < max_btn_height)
|
||
|
btn_size.height = max_btn_height;
|
||
|
|
||
|
// calc distance width and height between buttons
|
||
|
int dist_width = (result_view.bounds.size.width - (columns * btn_size.width)) / (columns + 1);
|
||
|
int dist_height = (result_view.bounds.size.height - (rows * btn_size.height)) / (rows + 1);
|
||
|
|
||
|
UIImage *btn_background_img = [UIImage
|
||
|
imageWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"keyboard_button_background"
|
||
|
ofType:@"png"]];
|
||
|
for (int j = 0; j < rows; j++)
|
||
|
{
|
||
|
for (int i = 0; i < columns; i++)
|
||
|
{
|
||
|
struct ButtonItem *curItem = &items[j * columns + i];
|
||
|
|
||
|
// skip this spot?
|
||
|
if (curItem->tag == KEY_SKIP)
|
||
|
continue;
|
||
|
|
||
|
// create button, set autoresizing mask and add action handler
|
||
|
UIButton *btn = [UIButton buttonWithType:UIButtonTypeRoundedRect];
|
||
|
[btn setAutoresizingMask:(UIViewAutoresizingFlexibleLeftMargin |
|
||
|
UIViewAutoresizingFlexibleRightMargin |
|
||
|
UIViewAutoresizingFlexibleTopMargin |
|
||
|
UIViewAutoresizingFlexibleBottomMargin |
|
||
|
UIViewAutoresizingFlexibleWidth |
|
||
|
UIViewAutoresizingFlexibleHeight)];
|
||
|
[btn addTarget:self
|
||
|
action:@selector(keyPressed:)
|
||
|
forControlEvents:UIControlEventTouchUpInside];
|
||
|
|
||
|
// if merge is specified we merge this button's position with the next one
|
||
|
if (curItem->tag == KEY_MERGE_COLUMN)
|
||
|
{
|
||
|
// calc merged frame
|
||
|
[btn setFrame:CGRectMake(dist_width + (i * dist_width) + (i * btn_size.width),
|
||
|
dist_height + (j * dist_height) + (j * btn_size.height),
|
||
|
btn_size.width * 2 + dist_width, btn_size.height)];
|
||
|
|
||
|
// proceed to the next column item
|
||
|
i++;
|
||
|
curItem = &items[j * columns + i];
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
[btn setFrame:CGRectMake(dist_width + (i * dist_width) + (i * btn_size.width),
|
||
|
dist_height + (j * dist_height) + (j * btn_size.height),
|
||
|
btn_size.width, btn_size.height)];
|
||
|
}
|
||
|
|
||
|
// set button text or image parameters
|
||
|
if ([curItem->title hasPrefix:@"img:"] == YES)
|
||
|
{
|
||
|
UIImage *btn_image =
|
||
|
[UIImage imageWithContentsOfFile:[[NSBundle mainBundle]
|
||
|
pathForResource:[curItem->title
|
||
|
substringFromIndex:4]
|
||
|
ofType:@"png"]];
|
||
|
[btn setImage:btn_image forState:UIControlStateNormal];
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
[btn setTitle:curItem->title forState:UIControlStateNormal];
|
||
|
[btn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
|
||
|
}
|
||
|
|
||
|
[btn setBackgroundImage:btn_background_img forState:UIControlStateNormal];
|
||
|
[btn setTag:curItem->tag];
|
||
|
|
||
|
// add button to view
|
||
|
[result_view addSubview:btn];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return result_view;
|
||
|
}
|
||
|
|
||
|
@end
|