christoph/lecture-operating-system-development
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This commit is contained in:
Christoph Urlacher
2022-07-16 01:01:05 +02:00
parent 15dd858d33
commit 3bd4a54aa2
5 changed files with 6 additions and 26 deletions
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1
c_os/devices/BufferedCGA.h
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@ -12,6 +12,7 @@ private:
std::unique_ptr<ScrollbackBuffer> scrollback_buffer; // Contains previous pages
std::unique_ptr<CGA::cga_page_t> screen_buffer; // Contains the current page separately from the scrollback.
bool initialized; // Don't do ScrollbackBuffer actions if not initialized
// TODO: Just check if pointers have value
BufferedCGA(const BufferedCGA&) = delete;

20
c_os/devices/Keyboard.cc
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@ -341,26 +341,6 @@ void Keyboard::trigger() {
if (key.ctrl_left() && key.alt_left() && (char)key == 'r') {
this->reboot();
}
// TODO: Make a scrollback demo
// else if ((char)key == 'k' || (char)key == 'j') {
// scroll_mode(key);
// }
kevman.broadcast(key);
}
// TODO: Where to place this?
// To use keyboard interrupts from different applications more work is needed:
// - Ereignisverwaltung, wo man Threads registrieren kann
// - Blockierte Threads verwalten und aufwecken bei ereignissen
// Waits for keys to control the scrollback buffer display
// void scroll_mode(Key key) {
// switch ((char)key) {
// case 'k':
// kout.scroll_page_backward();
// break;
// case 'j':
// kout.scroll_page_forward();
// break;
// }
// }