more undo

1 files changed, 10 insertions, 0 deletions

diff --git a/main.c b/main.c
index 93bac8a..31dd849 100644
--- a/main.c
+++ b/main.c
@@ -78,6 +78,7 @@ int main(void) {
 		SDL_Event event;
 		Uint8 const *keyboard_state = SDL_GetKeyboardState(NULL);
 		bool ctrl = keyboard_state[SDL_SCANCODE_LCTRL] || keyboard_state[SDL_SCANCODE_RCTRL];
+		bool shift = keyboard_state[SDL_SCANCODE_LSHIFT] || keyboard_state[SDL_SCANCODE_RSHIFT];
 
 		while (SDL_PollEvent(&event)) {
 			// @TODO: make a function to handle text buffer events
@@ -142,6 +143,15 @@ int main(void) {
 						}
 					}
 					break;
+				case SDLK_z:
+					if (ctrl) {
+						if (shift) {
+							buffer_undo(&text_buffer, 1);
+						} else {
+							buffer_redo(&text_buffer, 1);
+						}
+					}
+					break;
 				}
 			} break;
 			case SDL_TEXTINPUT: {