tuit

git clone git://bebou.netlib.re/tuit

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commit f8fd61c6b51d5c580cb56f5f43f517212de87b67
parent d0d25e20ec6a323060a635ce6275cd9d5adb841f
Auteurice: Arthur Pons <arthur.pons@unistra.fr>
Date:   Mon,  9 Jun 2025 17:49:05 +0200

Gestion du scroll si fenêtre plus petite que liste

Diffstat:
M
choose.c
 | 
31
+++++++++++++++++++------------

1 file changed, 19 insertions(+), 12 deletions(-)
diff --git a/choose.c b/choose.c
@@ -17,8 +17,9 @@ int main(int argc, char **argv) {
 	tb_set_input_mode(TB_INPUT_ESC | TB_INPUT_MOUSE);
 	struct tb_event ev;
 
-	int curline=0;
+	int curelem=0;
 	int count=0;
+	int start=0;
 	char line[CARD_NAME_SIZE];
 	char **list;
 
@@ -32,9 +33,9 @@ int main(int argc, char **argv) {
 	bool quit=false;
 
 	while(!quit) {
-		for (int i=0;i<count;i++) {
-			if (i==curline) tb_printf(0, i, TB_BLACK, TB_WHITE, list[i]);
-			else tb_printf(0, i, TB_DEFAULT, TB_DEFAULT, list[i]);
+		for (int i=0;i<min(tb_height(),count);i++) {
+			if (i+start==curelem) tb_printf(0, i, TB_BLACK, TB_WHITE, list[i+start]);
+			else tb_printf(0, i, TB_DEFAULT, TB_DEFAULT, list[i+start]);
 		}
 		tb_present();
 		tb_poll_event(&ev);
@@ -44,15 +45,21 @@ int main(int argc, char **argv) {
 					/* enter */
 					case 13:
 						tb_shutdown();
-						printf(list[curline]);
+						printf(list[curelem]);
 						return 0;
 					/* up */
 					case 65517:
-						curline=max(0,curline-1);
+						if(start!=0) {
+							start--;
+						}
+						curelem=max(0,curelem-1);
 						break;
 					/* down */
 					case 65516:
-						curline=min(count-1,curline+1);
+						if(curelem-start+1==tb_height()) {
+							start++;
+						}
+						curelem=min(count-1,curelem+1);
 						break;
 					case 0:
 						switch(ev.ch) {
@@ -69,18 +76,18 @@ int main(int argc, char **argv) {
 			case 3: /*Mouse*/
 				switch(ev.key) {
 					case 65512: /*MouseLeft*/
-						curline=max(0,min(ev.y,count-1));
+						curelem=max(0,min(ev.y,count-1));
 						break;
 					case 65511: /*MouseRight*/
-						curline=max(0,min(ev.y,count-1));
+						curelem=max(0,min(ev.y,count-1));
 						tb_shutdown();
-						printf(list[curline]);
+						printf(list[curelem]);
 						return 0;
 					case 65508: /*MouseWheelUp*/
-						curline=max(0,curline-1);
+						curelem=max(0,curelem-1);
 						break;
 					case 65507: /*MouseWheelDown*/
-						curline=min(count-1,curline+1);
+						curelem=min(count-1,curelem+1);
 						break;
 				}
 			}