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Entry_sdl key input changes.

This commit is contained in:
Dario Manesku 2016-04-24 13:57:14 +02:00
parent 5737270dbc
commit 59a71ca445
1 changed files with 48 additions and 2 deletions
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50
examples/common/entry/entry_sdl.cpp
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@ -49,6 +49,25 @@ namespace entry
return modifiers;
}
static uint8_t translateKeyModifierPress(uint16_t _key)
{
uint8_t modifier;
switch (_key)
{
case SDL_SCANCODE_LALT: { modifier = Modifier::LeftAlt; } break;
case SDL_SCANCODE_RALT: { modifier = Modifier::RightAlt; } break;
case SDL_SCANCODE_LCTRL: { modifier = Modifier::LeftCtrl; } break;
case SDL_SCANCODE_RCTRL: { modifier = Modifier::RightCtrl; } break;
case SDL_SCANCODE_LSHIFT: { modifier = Modifier::LeftShift; } break;
case SDL_SCANCODE_RSHIFT: { modifier = Modifier::RightShift; } break;
case SDL_SCANCODE_LGUI: { modifier = Modifier::LeftMeta; } break;
case SDL_SCANCODE_RGUI: { modifier = Modifier::RightMeta; } break;
default: { modifier = 0; } break;
}
return modifier;
}
static uint8_t s_translateKey[256];
static void initTranslateKey(uint16_t _sdl, Key::Enum _key)
@ -539,14 +558,41 @@ namespace entry
uint8_t modifiers = translateKeyModifiers(kev.keysym.mod);
Key::Enum key = translateKey(kev.keysym.scancode);
#if 0
#if 0
DBG("SDL scancode %d, key %d, name %s, key name %s"
, kev.keysym.scancode
, key
, SDL_GetScancodeName(kev.keysym.scancode)
, SDL_GetKeyName(kev.keysym.scancode)
);
#endif // 0
#endif // 0
/// If you only press (e.g.) 'shift' and nothing else, then key == 'shift', modifier == 0.
/// Further along, pressing 'shift' + 'ctrl' would be: key == 'shift', modifier == 'ctrl.
if (0 == key && 0 == modifiers)
{
modifiers = translateKeyModifierPress(kev.keysym.scancode);
}
/// TODO: These keys are not captured by SDL_TEXTINPUT. Should be probably handled by SDL_TEXTEDITING. This is a workaround for now.
if (Key::Esc == key)
{
uint8_t pressedChar[4];
pressedChar[0] = 0x1b;
m_eventQueue.postCharEvent(handle, 1, pressedChar);
}
else if (Key::Return == key)
{
uint8_t pressedChar[4];
pressedChar[0] = 0x0d;
m_eventQueue.postCharEvent(handle, 1, pressedChar);
}
else if (Key::Backspace == key)
{
uint8_t pressedChar[4];
pressedChar[0] = 0x08;
m_eventQueue.postCharEvent(handle, 1, pressedChar);
}
m_eventQueue.postKeyEvent(handle, key, modifiers, kev.state == SDL_PRESSED);
}