X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ftui_list.c;h=728522e0d76155995a49c55231d75bab44b265f5;hb=e0c59f7f4ddb73390dc9c16569254c0e2a921931;hp=4111d849dcee3aa617d61f06b869d008bd30d569;hpb=e8982df3e97d30c1f339d71f2eef924931a11040;p=oftp

diff --git a/src/tui_list.c b/src/tui_list.c
index 4111d84..728522e 100644
--- a/src/tui_list.c
+++ b/src/tui_list.c
@@ -5,6 +5,7 @@
 #include "tui.h"
 #include "tuipriv.h"
 #include "tgfx.h"
+#include "util.h"
 
 static void free_list(struct tui_widget *w, void *cls);
 static void draw_list(struct tui_widget *w, void *cls);
@@ -24,6 +25,8 @@ struct tui_widget *tui_list(const char *title, int x, int y, int width, int heig
 	w->height = height;
 
 	w->entries = darr_alloc(0, sizeof *w->entries);
+	w->sel = -1;
+	w->dirty = 1;
 
 	if(cbfunc) {
 		tui_set_callback((struct tui_widget*)w, TUI_ONMODIFY, cbfunc, cbdata);
@@ -35,32 +38,164 @@ struct tui_widget *tui_list(const char *title, int x, int y, int width, int heig
 
 static void free_list(struct tui_widget *w, void *cls)
 {
-	darr_free(((struct tui_list*)w)->entries);
+	struct tui_list *wl = (struct tui_list*)w;
+
+	tui_clear_list(w);
+	darr_free(wl->entries);
 }
 
 
 void tui_clear_list(struct tui_widget *w)
 {
+	int i;
 	struct tui_list *wl = (struct tui_list*)w;
 	assert(wl->type == TUI_LIST);
+
+	for(i=0; i<darr_size(wl->entries); i++) {
+		free(wl->entries[i]);
+	}
 	darr_clear(wl->entries);
+	wl->dirty = 1;
 }
 
 void tui_add_list_item(struct tui_widget *w, const char *text)
 {
+	char *str;
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+	str = strdup_nf(text);
+	darr_push(wl->entries, &str);
+	wl->dirty = 1;
+}
+
+int tui_num_list_items(struct tui_widget *w)
+{
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+	return darr_size(wl->entries);
+}
+
+int tui_list_select(struct tui_widget *w, int idx)
+{
+	int offs, nelem;
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+
+	if(idx == wl->sel) {
+		return 0;	/* no change */
+	}
+
+	if(idx < 0) {
+		wl->sel = -1;
+		return 0;
+	}
+	if(idx >= (nelem = darr_size(wl->entries))) {
+		return -1;
+	}
+	wl->sel = idx;
+
+	if(idx < wl->view_offs || idx >= wl->view_offs + wl->height) {
+		offs = idx - wl->height / 2;
+		if(offs + wl->height >= nelem) {
+			offs = nelem - wl->height;
+		}
+		if(offs < 0) {
+			offs = 0;
+		}
+		wl->view_offs = offs;
+	}
+
+	wl->dirty = 1;
+	return 0;
+}
+
+int tui_get_list_sel(struct tui_widget *w)
+{
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+	return wl->sel;
+}
+
+int tui_list_sel_next(struct tui_widget *w)
+{
+	int nelem;
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+
+	nelem = darr_size(wl->entries);
+
+	if(wl->sel + 1 >= nelem) {
+		return -1;
+	}
+
+	if(++wl->sel - wl->view_offs >= wl->height) {
+		wl->view_offs = wl->sel - wl->height;
+	}
+	wl->dirty = 1;
+	return 0;
+}
+
+int tui_list_sel_prev(struct tui_widget *w)
+{
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+
+	if(wl->sel <= 0) {
+		return -1;
+	}
+	if(--wl->sel < wl->view_offs) {
+		wl->view_offs = wl->sel;
+	}
+	wl->dirty = 1;
+	return 0;
+}
+
+int tui_list_sel_start(struct tui_widget *w)
+{
 	struct tui_list *wl = (struct tui_list*)w;
 	assert(wl->type == TUI_LIST);
-	darr_push(wl->entries, &text);
+
+	wl->sel = 0;
+	wl->view_offs = 0;
+	wl->dirty = 1;
+	return 0;
+}
+
+int tui_list_sel_end(struct tui_widget *w)
+{
+	int nelem;
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+
+	nelem = darr_size(wl->entries);
+
+	wl->sel = nelem - 1;
+	wl->view_offs = nelem - wl->height;
+	if(wl->view_offs < 0) wl->view_offs = 0;
+	wl->dirty = 1;
+	return 0;
+}
+
+void tui_sort_list(struct tui_widget *w, int (*cmpfunc)(const void*, const void*))
+{
+	struct tui_list *wl = (struct tui_list*)w;
+	assert(wl->type == TUI_LIST);
+
+	if(!cmpfunc) {
+		cmpfunc = (int (*)(const void*, const void*))strcmp;
+	}
+	qsort(wl->entries, darr_size(wl->entries), sizeof *wl->entries, cmpfunc);
 }
 
 static void draw_list(struct tui_widget *w, void *cls)
 {
-	int i, x, y, num;
+	int i, x, y, num, idx;
 	struct tui_list *wl = (struct tui_list*)w;
 
 	tui_wtoscr(w, 0, 0, &x, &y);
 
 	tg_bgcolor(TGFX_BLUE);
+	tg_fgcolor(TGFX_CYAN);
 	tg_rect(wl->title, x, y, wl->width, wl->height, TGFX_FRAME);
 
 	num = darr_size(wl->entries);
@@ -70,6 +205,18 @@ static void draw_list(struct tui_widget *w, void *cls)
 
 	x++;
 	for(i=0; i<num; i++) {
-		tg_text(x, ++y, "%s", wl->entries[i]);
+		idx = i + wl->view_offs;
+		if(idx == wl->sel) {
+			tg_bgcolor(TGFX_CYAN);
+			tg_fgcolor(TGFX_BLUE);
+
+			tg_rect(0, x, ++y, wl->width-2, 1, 0);
+			tg_text(x, y, "%s", wl->entries[idx]);
+
+			tg_bgcolor(TGFX_BLUE);
+			tg_fgcolor(TGFX_CYAN);
+		} else {
+			tg_text(x, ++y, "%s", wl->entries[idx]);
+		}
 	}
 }