KeyInputTextView.m

   1 //
   2 //  KeyInputTextView.m
   3 //  Enjoy
   4 //
   5 //  Created by Sam McCall on 5/05/09.
   6 //
   7
   8 #import "KeyInputTextView.h"
   9
  10 #import "TargetController.h"
  11
  12 @implementation KeyInputTextView {
  13     int vk;
  14     BOOL enabled;
  15 }
  16
  17 - (id)initWithFrame:(NSRect)frameRect {
  18     if ((self = [super initWithFrame:frameRect])) {
  19         self.alignment = NSCenterTextAlignment;
  20         [self setEditable:NO];
  21         [self setSelectable:NO];
  22     }
  23     return self;
  24 }
  25
  26 - (void)clear {
  27     self.vk = -1;
  28 }
  29
  30 - (BOOL)hasKey {
  31     return self.vk >= 0;
  32 }
  33
  34 + (NSString *)stringForKeyCode:(int)keycode {
  35     switch(keycode) {
  36         case   -1: return @"";
  37         case 0x7a: return @"F1";
  38         case 0x78: return @"F2";
  39         case 0x63: return @"F3";
  40         case 0x76: return @"F4";
  41         case 0x60: return @"F5";
  42         case 0x61: return @"F6";
  43         case 0x62: return @"F7";
  44         case 0x64: return @"F8";
  45         case 0x65: return @"F9";
  46         case 0x6d: return @"F10";
  47         case 0x67: return @"F11";
  48         case 0x6f: return @"F12";
  49         case 0x69: return @"F13";
  50         case 0x6b: return @"F14";
  51         case 0x71: return @"F15";
  52         case 0x6a: return @"F16";
  53         case 0x40: return @"F17";
  54         case 0x4f: return @"F18";
  55         case 0x50: return @"F19";
  56
  57         case 0x35: return @"Esc";
  58         case 0x32: return @"`";
  59
  60         case 0x12: return @"1";
  61         case 0x13: return @"2";
  62         case 0x14: return @"3";
  63         case 0x15: return @"4";
  64         case 0x17: return @"5";
  65         case 0x16: return @"6";
  66         case 0x1a: return @"7";
  67         case 0x1c: return @"8";
  68         case 0x19: return @"9";
  69         case 0x1d: return @"0";
  70         case 0x1b: return @"-";
  71         case 0x18: return @"=";
  72
  73         case 0x3f: return @"Fn";
  74         case 0x39: return @"Caps Lock";
  75         case 0x38: return @"Left Shift";
  76         case 0x3b: return @"Left Control";
  77         case 0x3a: return @"Left Option";
  78         case 0x37: return @"Left Command";
  79         case 0x36: return @"Right Command";
  80         case 0x3d: return @"Right Option";
  81         case 0x3e: return @"Right Control";
  82         case 0x3c: return @"Right Shift";
  83
  84         case 0x73: return @"Home";
  85         case 0x74: return @"Page Up";
  86         case 0x75: return @"Delete";
  87         case 0x77: return @"End";
  88         case 0x79: return @"Page Down";
  89
  90         case 0x30: return @"Tab";
  91         case 0x33: return @"Backspace";
  92         case 0x24: return @"Return";
  93         case 0x31: return @"Space";
  94
  95         case 0x0c: return @"Q";
  96         case 0x0d: return @"W";
  97         case 0x0e: return @"E";
  98         case 0x0f: return @"R";
  99         case 0x11: return @"T";
 100         case 0x10: return @"Y";
 101         case 0x20: return @"U";
 102         case 0x22: return @"I";
 103         case 0x1f: return @"O";
 104         case 0x23: return @"P";
 105         case 0x21: return @"[";
 106         case 0x1e: return @"]";
 107         case 0x2a: return @"\\";
 108         case 0x00: return @"A";
 109         case 0x01: return @"S";
 110         case 0x02: return @"D";
 111         case 0x03: return @"F";
 112         case 0x05: return @"G";
 113         case 0x04: return @"H";
 114         case 0x26: return @"J";
 115         case 0x28: return @"K";
 116         case 0x25: return @"L";
 117         case 0x29: return @";";
 118         case 0x27: return @"'";
 119         case 0x06: return @"Z";
 120         case 0x07: return @"X";
 121         case 0x08: return @"C";
 122         case 0x09: return @"V";
 123         case 0x0b: return @"B";
 124         case 0x2d: return @"N";
 125         case 0x2e: return @"M";
 126         case 0x2b: return @",";
 127         case 0x2f: return @".";
 128         case 0x2c: return @"/";
 129
 130         case 0x47: return @"Clear";
 131         case 0x51: return @"Keypad =";
 132         case 0x4b: return @"Keypad /";
 133         case 0x43: return @"Keypad *";
 134         case 0x59: return @"Keypad 7";
 135         case 0x5b: return @"Keypad 8";
 136         case 0x5c: return @"Keypad 9";
 137         case 0x4e: return @"Keypad -";
 138         case 0x56: return @"Keypad 4";
 139         case 0x57: return @"Keypad 5";
 140         case 0x58: return @"Keypad 6";
 141         case 0x45: return @"Keypad +";
 142         case 0x53: return @"Keypad 1";
 143         case 0x54: return @"Keypad 2";
 144         case 0x55: return @"Keypad 3";
 145         case 0x52: return @"Keypad 0";
 146         case 0x41: return @"Keypad .";
 147         case 0x4c: return @"Enter";
 148
 149         case 0x7e: return @"Up";
 150         case 0x7d: return @"Down";
 151         case 0x7b: return @"Left";
 152         case 0x7c: return @"Right";
 153     }
 154     return [[NSString alloc] initWithFormat: @"Key 0x%x",keycode];
 155 }
 156
 157 - (BOOL)acceptsFirstResponder {
 158     return self.enabled;
 159 }
 160
 161 - (BOOL)becomeFirstResponder {
 162     [self setBackgroundColor:[NSColor selectedTextBackgroundColor]];
 163     return [super becomeFirstResponder];
 164 }
 165
 166 - (BOOL)resignFirstResponder {
 167     [self setBackgroundColor:[NSColor textBackgroundColor]];
 168     return [super resignFirstResponder];
 169 }
 170
 171 - (void)setBackgroundColor:(NSColor *)color {
 172     [super setBackgroundColor:color];
 173 }
 174
 175 - (void)setVk:(int)key {
 176     vk = key;
 177     [self setStringValue:[KeyInputTextView stringForKeyCode:key]];
 178     if (self.hasKey)
 179         [targetController keyChanged];
 180 }
 181
 182 - (int)vk {
 183     return vk;
 184 }
 185
 186 - (void)keyDown:(NSEvent *)evt {
 187     if (!evt.isARepeat) {
 188         self.vk = evt.keyCode;
 189         [self.window makeFirstResponder:nil];
 190     }
 191 }
 192
 193 - (void)flagsChanged:(NSEvent *)evt {
 194     self.vk = evt.keyCode;
 195     [[self window] makeFirstResponder:nil];
 196 }
 197
 198 - (void)setEnabled:(BOOL)newEnabled {
 199     enabled = newEnabled;
 200
 201     if (!enabled && window.firstResponder == self)
 202         [window makeFirstResponder:nil];
 203 }
 204
 205 - (BOOL)enabled {
 206     return enabled;
 207 }
 208
 209
 210 @end