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fix autorepeat problem for modifiers

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This commit is contained in:
Jorj Bauer 2022-01-07 12:24:07 -05:00
parent d54ae6ca1c
commit 548be14913
2 changed files with 59 additions and 60 deletions
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117
teensy/teensy-keyboard.cpp
View File

@ -103,6 +103,61 @@ TeensyKeyboard::~TeensyKeyboard()
{
}
// apply modifiers to keycode and return result
uint8_t TeensyKeyboard::modifyKeycode(uint8_t key)
{
if (key == ' ' || key == PK_DEL || key == PK_ESC || key == PK_RET || key == PK_TAB) {
return key;
}
if (key >= 'a' &&
key <= 'z') {
if (ctrlPressed) {
return key - 'a' + 1;
}
if (leftShiftPressed || rightShiftPressed || capsLock) {
return key - 'a' + 'A';
}
return key;
}
// FIXME: can we control-shift?
if (key >= ',' && key <= ';') {
if (leftShiftPressed || rightShiftPressed) {
return shiftedNumber[key - ','];
}
return key;
}
if (leftShiftPressed || rightShiftPressed) {
uint8_t ret = 0;
switch (key) {
case '=':
ret = '+';
break;
case '[':
ret = '{';
break;
case ']':
ret = '}';
break;
case '\\':
ret = '|';
break;
case '\'':
ret = '"';
break;
case '`':
ret = '~';
break;
}
if (ret) {
return ret;
}
}
return key;
}
void TeensyKeyboard::pressedKey(uint8_t key)
{
numPressed++;
@ -133,65 +188,7 @@ void TeensyKeyboard::pressedKey(uint8_t key)
return;
}
if (key == ' ' || key == PK_DEL || key == PK_ESC || key == PK_RET || key == PK_TAB) {
addEvent(key, true);
return;
}
if (key >= 'a' &&
key <= 'z') {
if (ctrlPressed) {
addEvent(key - 'a' + 1, true);
return;
}
if (leftShiftPressed || rightShiftPressed || capsLock) {
addEvent(key - 'a' + 'A', true);
return;
}
addEvent(key, true);
return;
}
// FIXME: can we control-shift?
if (key >= ',' && key <= ';') {
if (leftShiftPressed || rightShiftPressed) {
addEvent(shiftedNumber[key - ','], true);
return;
}
addEvent(key, true);
return;
}
if (leftShiftPressed || rightShiftPressed) {
uint8_t ret = 0;
switch (key) {
case '=':
ret = '+';
break;
case '[':
ret = '{';
break;
case ']':
ret = '}';
break;
case '\\':
ret = '|';
break;
case '\'':
ret = '"';
break;
case '`':
ret = '~';
break;
}
if (ret) {
addEvent(ret, true);
return;
}
}
// Everything else falls through.
addEvent(key, true);
addEvent(modifyKeycode(key), true);
}
void TeensyKeyboard::releasedKey(uint8_t key)
@ -218,7 +215,7 @@ void TeensyKeyboard::releasedKey(uint8_t key)
break;
}
}
addEvent(key, false);
addEvent(modifyKeycode(key), false);
}
bool TeensyKeyboard::kbhit()

2
teensy/teensy-keyboard.h
View File

@ -25,6 +25,8 @@ private:
bool addEvent(uint8_t kc, bool pressed);
bool popEvent(uint8_t *kc, bool *pressed);
uint8_t modifyKeycode(uint8_t key);
private:
bool leftShiftPressed;
bool rightShiftPressed;