mirror of
https://github.com/aseprite/aseprite.git
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00099390da
This change adds support to write text with dead keys, and assign keyboard shortcuts to special key combinations with Unicode characters on macOS and Windows. Fix #1083, close #796
385 lines
11 KiB
C++
385 lines
11 KiB
C++
// SHE library
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// Copyright (C) 2012-2016 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "she/win/vk.h"
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namespace she {
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KeyScancode win32vk_to_scancode(int vk)
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{
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static KeyScancode keymap[256] = {
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// 0x00
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kKeyNil, // 0x00
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kKeyNil, // 0x01 - VK_LBUTTON
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kKeyNil, // 0x02 - VK_RBUTTON
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kKeyNil, // 0x03 - VK_CANCEL
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kKeyNil, // 0x04 - VK_MBUTTON
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kKeyNil, // 0x05 - VK_XBUTTON1
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kKeyNil, // 0x06 - VK_XBUTTON2
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kKeyNil, // 0x07 - Unassigned
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kKeyBackspace, // 0x08 - VK_BACK
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kKeyTab, // 0x09 - VK_TAB
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kKeyNil, // 0x0A - Reserved
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kKeyNil, // 0x0B - Reserved
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kKeyNil, // 0x0C - VK_CLEAR
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kKeyEnter, // 0x0D - VK_RETURN
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kKeyNil, // 0x0E - Undefined
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kKeyNil, // 0x0F - Undefined
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// 0x10
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kKeyLShift, // 0x10 - VK_SHIFT
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kKeyLControl, // 0x11 - VK_CONTROL
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kKeyAlt, // 0x12 - VK_MENU
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kKeyPause, // 0x13 - VK_PAUSE
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kKeyCapsLock, // 0x14 - VK_CAPITAL
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kKeyKana, // 0x15 - VK_KANA
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kKeyNil, // 0x16 - Undefined
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kKeyNil, // 0x17 - VK_JUNJA
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kKeyNil, // 0x18 - VK_FINAL
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kKeyKanji, // 0x19 - VK_KANJI
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kKeyNil, // 0x1A - Unknown
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kKeyEsc, // 0x1B - VK_ESCAPE
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kKeyConvert, // 0x1C - VK_CONVERT
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kKeyNoconvert, // 0x1D - VK_NONCONVERT
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kKeyNil, // 0x1E - VK_ACCEPT
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kKeyNil, // 0x1F - VK_MODECHANGE
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// 0x20
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kKeySpace, // 0x20 - VK_SPACE
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kKeyPageUp, // 0x21 - VK_PRIOR
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kKeyPageDown, // 0x22 - VK_NEXT
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kKeyEnd, // 0x23 - VK_END
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kKeyHome, // 0x24 - VK_HOME
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kKeyLeft, // 0x25 - VK_LEFT
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kKeyUp, // 0x26 - VK_UP
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kKeyRight, // 0x27 - VK_RIGHT
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kKeyDown, // 0x28 - VK_DOWN
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kKeyNil, // 0x29 - VK_SELECT
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kKeyNil, // 0x2A - VK_PRINT
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kKeyNil, // 0x2B - VK_EXECUTE
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kKeyPrtscr, // 0x2C - VK_SNAPSHOT
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kKeyInsert, // 0x2D - VK_INSERT
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kKeyDel, // 0x2E - VK_DELETE
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kKeyNil, // 0x2F - VK_HELP
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// 0x30
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kKey0, // 0x30 - VK_0
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kKey1, // 0x31 - VK_1
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kKey2, // 0x32 - VK_2
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kKey3, // 0x33 - VK_3
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kKey4, // 0x34 - VK_4
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kKey5, // 0x35 - VK_5
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kKey6, // 0x36 - VK_6
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kKey7, // 0x37 - VK_7
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kKey8, // 0x38 - VK_8
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kKey9, // 0x39 - VK_9
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kKeyNil, // 0x3A - Unassigned
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kKeyNil, // 0x3B - Unassigned
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kKeyNil, // 0x3C - Unassigned
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kKeyNil, // 0x3D - Unassigned
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kKeyNil, // 0x3E - Unassigned
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kKeyNil, // 0x3F - Unassigned
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// 0x40
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kKeyNil, // 0x40 - Unassigned
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kKeyA, // 0x41 - VK_A
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kKeyB, // 0x42 - VK_B
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kKeyC, // 0x43 - VK_C
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kKeyD, // 0x44 - VK_D
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kKeyE, // 0x45 - VK_E
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kKeyF, // 0x46 - VK_F
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kKeyG, // 0x47 - VK_G
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kKeyH, // 0x48 - VK_H
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kKeyI, // 0x49 - VK_I
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kKeyJ, // 0x4A - VK_J
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kKeyK, // 0x4B - VK_K
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kKeyL, // 0x4C - VK_L
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kKeyM, // 0x4D - VK_M
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kKeyN, // 0x4E - VK_N
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kKeyO, // 0x4F - VK_O
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// 0x50
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kKeyP, // 0x50 - VK_P
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kKeyQ, // 0x51 - VK_Q
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kKeyR, // 0x52 - VK_R
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kKeyS, // 0x53 - VK_S
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kKeyT, // 0x54 - VK_T
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kKeyU, // 0x55 - VK_U
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kKeyV, // 0x56 - VK_V
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kKeyW, // 0x57 - VK_W
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kKeyX, // 0x58 - VK_X
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kKeyY, // 0x59 - VK_Y
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kKeyZ, // 0x5A - VK_Z
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kKeyLWin, // 0x5B - VK_LWIN
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kKeyRWin, // 0x5C - VK_RWIN
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kKeyNil, // 0x5D - VK_APPS
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kKeyNil, // 0x5E - Reserved
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kKeyNil, // 0x5F - VK_SLEEP
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// 0x60
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kKey0Pad, // 0x60 - VK_NUMPAD0
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kKey1Pad, // 0x61 - VK_NUMPAD1
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kKey2Pad, // 0x62 - VK_NUMPAD2
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kKey3Pad, // 0x63 - VK_NUMPAD3
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kKey4Pad, // 0x64 - VK_NUMPAD4
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kKey5Pad, // 0x65 - VK_NUMPAD5
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kKey6Pad, // 0x66 - VK_NUMPAD6
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kKey7Pad, // 0x67 - VK_NUMPAD7
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kKey8Pad, // 0x68 - VK_NUMPAD8
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kKey9Pad, // 0x69 - VK_NUMPAD9
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kKeyAsterisk, // 0x6A - VK_MULTIPLY
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kKeyPlusPad, // 0x6B - VK_ADD
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kKeyNil, // 0x6C - VK_SEPARATOR
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kKeyMinusPad, // 0x6D - VK_SUBTRACT
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kKeyNil, // 0x6E - VK_DECIMAL
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kKeySlashPad, // 0x6F - VK_DIVIDE
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// 0x70
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kKeyF1, // 0x70 - VK_F1
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kKeyF2, // 0x71 - VK_F2
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kKeyF3, // 0x72 - VK_F3
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kKeyF4, // 0x73 - VK_F4
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kKeyF5, // 0x74 - VK_F5
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kKeyF6, // 0x75 - VK_F6
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kKeyF7, // 0x76 - VK_F7
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kKeyF8, // 0x77 - VK_F8
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kKeyF9, // 0x78 - VK_F9
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kKeyF10, // 0x79 - VK_F10
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kKeyF11, // 0x7A - VK_F11
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kKeyF12, // 0x7B - VK_F12
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kKeyNil, // 0x7C - VK_F13
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kKeyNil, // 0x7D - VK_F14
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kKeyNil, // 0x7E - VK_F15
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kKeyNil, // 0x7F - VK_F16
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// 0x80
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kKeyNil, // 0x80 - VK_F17
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kKeyNil, // 0x81 - VK_F18
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kKeyNil, // 0x82 - VK_F19
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kKeyNil, // 0x83 - VK_F20
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kKeyNil, // 0x84 - VK_F21
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kKeyNil, // 0x85 - VK_F22
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kKeyNil, // 0x86 - VK_F23
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kKeyNil, // 0x87 - VK_F24
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kKeyNil, // 0x88 - Unassigned
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kKeyNil, // 0x89 - Unassigned
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kKeyNil, // 0x8A - Unassigned
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kKeyNil, // 0x8B - Unassigned
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kKeyNil, // 0x8C - Unassigned
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kKeyNil, // 0x8D - Unassigned
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kKeyNil, // 0x8E - Unassigned
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kKeyNil, // 0x8F - Unassigned
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// 0x90
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kKeyNumLock, // 0x90 - VK_NUMLOCK
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kKeyScrLock, // 0x91 - VK_SCROLL
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kKeyNil, // 0x92 - VK_OEM_NEC_EQUAL / VK_OEM_FJ_JISHO
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kKeyNil, // 0x93- VK_OEM_FJ_MASSHOU
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kKeyNil, // 0x94- VK_OEM_FJ_TOUROKU
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kKeyNil, // 0x95 - VK_OEM_FJ_LOYA
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kKeyNil, // 0x96 - VK_OEM_FJ_ROYA
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kKeyNil, // 0x97 - Unassigned
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kKeyNil, // 0x98 - Unassigned
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kKeyNil, // 0x99 - Unassigned
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kKeyNil, // 0x9A - Unassigned
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kKeyNil, // 0x9B - Unassigned
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kKeyNil, // 0x9C - Unassigned
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kKeyNil, // 0x9D - Unassigned
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kKeyNil, // 0x9E - Unassigned
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kKeyNil, // 0x9F - Unassigned
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// 0xA0
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kKeyLShift, // 0xA0 - VK_LSHIFT
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kKeyRShift, // 0xA1 - VK_RSHIFT
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kKeyLControl, // 0xA2 - VK_LCONTROL
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kKeyRControl, // 0xA3 - VK_RCONTROL
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kKeyAlt, // 0xA4 - VK_LMENU
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kKeyAltGr, // 0xA5 - VK_RMENU
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kKeyNil, // 0xA6 - VK_BROWSER_BACK
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kKeyNil, // 0xA7 - VK_BROWSER_FORWARD
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kKeyNil, // 0xA8 - VK_BROWSER_REFRESH
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kKeyNil, // 0xA9 - VK_BROWSER_STOP
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kKeyNil, // 0xAA - VK_BROWSER_SEARCH
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kKeyNil, // 0xAB - VK_BROWSER_FAVORITES
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kKeyNil, // 0xAC - VK_BROWSER_HOME
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kKeyNil, // 0xAD - VK_VOLUME_MUTE
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kKeyNil, // 0xAE - VK_VOLUME_DOWN
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kKeyNil, // 0xAF - VK_VOLUME_UP
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// 0xB0
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kKeyNil, // 0xB0 - VK_MEDIA_NEXT_TRACK
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kKeyNil, // 0xB1 - VK_MEDIA_PREV_TRACK
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kKeyNil, // 0xB2 - VK_MEDIA_STOP
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kKeyNil, // 0xB3 - VK_MEDIA_PLAY_PAUSE
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kKeyNil, // 0xB4 - VK_LAUNCH_MAIL
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kKeyNil, // 0xB5- VK_LAUNCH_MEDIA_SELECT
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kKeyNil, // 0xB6 - VK_LAUNCH_APP1
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kKeyNil, // 0xB7 - VK_LAUNCH_APP2
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kKeyNil, // 0xB8 - Reserved
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kKeyNil, // 0xB9 - Reserved
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kKeySemicolon, // 0xBA - VK_OEM_1
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kKeyEquals, // 0xBB - VK_OEM_PLUS
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kKeyComma, // 0xBC - VK_OEM_COMMA
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kKeyMinus, // 0xBD - VK_OEM_MINUS
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kKeyStop, // 0xBE - VK_OEM_PERIOD
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kKeySlash, // 0xBF - VK_OEM_2
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// 0xC0
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kKeyTilde, // 0xC0 - VK_OEM_3
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kKeyNil, // 0xC1 - Reserved
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kKeyNil, // 0xC2 - Reserved
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kKeyNil, // 0xC3 - Reserved
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kKeyNil, // 0xC4 - Reserved
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kKeyNil, // 0xC5 - Reserved
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kKeyNil, // 0xC6 - Reserved
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kKeyNil, // 0xC7 - Reserved
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kKeyNil, // 0xC8 - Reserved
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kKeyNil, // 0xC9 - Reserved
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kKeyNil, // 0xCA - Reserved
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kKeyNil, // 0xCB - Reserved
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kKeyNil, // 0xCC - Reserved
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kKeyNil, // 0xCD - Reserved
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kKeyNil, // 0xCE - Reserved
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kKeyNil, // 0xCF - Reserved
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// 0xD0
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kKeyNil, // 0xD0 - Reserved
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kKeyNil, // 0xD1 - Reserved
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kKeyNil, // 0xD2 - Reserved
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kKeyNil, // 0xD3 - Reserved
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kKeyNil, // 0xD4 - Reserved
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kKeyNil, // 0xD5 - Reserved
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kKeyNil, // 0xD6 - Reserved
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kKeyNil, // 0xD7 - Reserved
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kKeyNil, // 0xD8 - Unassigned
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kKeyNil, // 0xD9 - Unassigned
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kKeyNil, // 0xDA - Unassigned
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kKeyOpenbrace, // 0xDB - VK_OEM_4
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kKeyBackslash, // 0xDC - VK_OEM_5
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kKeyClosebrace, // 0xDD - VK_OEM_6
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kKeyQuote, // 0xDE - VK_OEM_7
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kKeyNil, // 0xDF - VK_OEM_8
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// 0xE0
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kKeyNil, // 0xE0 - Reserved
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kKeyNil, // 0xE1 - VK_OEM_AX
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kKeyBackslash2, // 0xE2 - VK_OEM_102
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kKeyNil, // 0xE3 - VK_ICO_HELP
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kKeyNil, // 0xE4 - VK_ICO_00
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kKeyNil, // 0xE5 - VK_PROCESSKEY
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kKeyNil, // 0xE6 - VK_ICO_CLEAR
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kKeyNil, // 0xE7 - VK_PACKET
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kKeyNil, // 0xE8 - Unassigned
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kKeyNil, // 0xE9 - VK_OEM_RESET
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kKeyNil, // 0xEA - VK_OEM_JUMP
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kKeyNil, // 0xEB - VK_OEM_PA1
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kKeyNil, // 0xEC - VK_OEM_PA2
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kKeyNil, // 0xED - VK_OEM_PA3
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kKeyNil, // 0xEE - VK_OEM_WSCTRL
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kKeyNil, // 0xEF - VK_OEM_CUSEL
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// 0xF0
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kKeyNil, // 0xF0 - VK_OEM_ATTN
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kKeyNil, // 0xF1 - VK_OEM_FINISH
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kKeyNil, // 0xF2 - VK_OEM_COPY
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kKeyNil, // 0xF3 - VK_OEM_AUTO
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kKeyNil, // 0xF4 - VK_OEM_ENLW
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kKeyNil, // 0xF5 - VK_OEM_BACKTAB
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kKeyNil, // 0xF6 - VK_ATTN
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kKeyNil, // 0xF7 - VK_CRSEL
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kKeyNil, // 0xF8 - VK_EXSEL
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kKeyNil, // 0xF9 - VK_EREOF
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kKeyNil, // 0xFA - VK_PLAY
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kKeyNil, // 0xFB - VK_ZOOM
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kKeyNil, // 0xFC - VK_NONAME
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kKeyNil, // 0xFD - VK_PA1
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kKeyNil, // 0xFE - VK_OEM_CLEAR
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kKeyNil, // 0xFF - Reserved
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};
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if (vk < 0 || vk > 255)
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vk = 0;
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return keymap[vk];
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}
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KeyModifiers get_modifiers_from_last_win32_message()
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{
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int modifiers = kKeyNoneModifier;
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if ((GetKeyState(VK_LSHIFT) & 0x8000) ||
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(GetKeyState(VK_RSHIFT) & 0x8000))
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modifiers |= kKeyShiftModifier;
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if ((GetKeyState(VK_LCONTROL) & 0x8000) ||
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(GetKeyState(VK_RCONTROL) & 0x8000))
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modifiers |= kKeyCtrlModifier;
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if ((GetKeyState(VK_LMENU) & 0x8000) ||
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(GetKeyState(VK_RMENU) & 0x8000))
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modifiers |= kKeyAltModifier;
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if (GetKeyState(VK_SPACE) & 0x8000)
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modifiers |= kKeySpaceModifier;
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if ((GetKeyState(VK_LWIN) & 0x8000) ||
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(GetKeyState(VK_RWIN) & 0x8000))
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modifiers |= kKeyWinModifier;
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return (KeyModifiers)modifiers;
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}
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static int scancode_to_win32vk(KeyScancode scancode)
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{
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static int initialized = false;
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static int keymap[kKeyScancodes];
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if (!initialized) {
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initialized = true;
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for (int i=0; i<kKeyScancodes; ++i)
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keymap[i] = 0;
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for (int vk=0; vk<256; ++vk) {
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KeyScancode sc = win32vk_to_scancode(vk);
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if (sc != kKeyNil)
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keymap[sc] = vk;
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}
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}
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if (scancode < kKeyNil || scancode > kKeyScancodes)
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scancode = kKeyNil;
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return keymap[scancode];
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}
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// TODO Move these functions to she::System class
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bool is_key_pressed(KeyScancode scancode)
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{
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int vk = scancode_to_win32vk(scancode);
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if (vk)
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return (GetAsyncKeyState(vk) & 0x8000 ? true: false);
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else
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return false;
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}
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int get_unicode_from_scancode(KeyScancode scancode)
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{
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int vk = scancode_to_win32vk(scancode);
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if (vk && (GetAsyncKeyState(vk) & 0x8000 ? true: false)) {
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VkToUnicode tu;
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if (tu) {
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tu.toUnicode(vk, 0);
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if (tu.size() > 0)
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return tu[0];
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}
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#if 0
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BYTE keystate[256];
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if (GetKeyboardState(&keystate[0])) {
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WCHAR buffer[8];
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int charsInBuffer = ToUnicode(vk, scancode, keystate, buffer,
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sizeof(buffer)/sizeof(buffer[0]), 0);
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// ToUnicode() returns -1 if there is dead-key waiting
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if (charsInBuffer == -1) {
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return buffer[0];
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}
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// ToUnicode returns several characters inside the buffer in
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// case that a dead-key wasn't combined with the next pressed
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// character.
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else if (charsInBuffer > 0) {
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// return buffer[charsInBuffer-1];
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return buffer[0];
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}
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}
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#endif
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}
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return 0;
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}
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} // namespace she
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