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[quickjs] window.scrollBy

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This commit is contained in:
Witold Filipczyk 2025-04-06 21:03:27 +02:00
parent febe10f4c6
commit 07932d3d12
1 changed files with 31 additions and 0 deletions
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31
src/js/quickjs/window.c
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@ -272,6 +272,36 @@ end:
return ret;
}
/* @window_funcs{"scrollBy"} */
JSValue
js_window_scrollBy(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
struct view_state *vs = interpreter->vs;
struct document_view *doc_view = vs->doc_view;
struct session *ses = doc_view->session;
struct terminal *term = ses->tab->term;
if (argc == 2) {
int dx = 0;
int dy = 0;
JS_ToInt32(ctx, &dx, argv[0]);
JS_ToInt32(ctx, &dy, argv[1]);
int sx = (dx + term->cell_width - 1) / term->cell_width;
int sy = (dy + term->cell_height - 1) / term->cell_height;
vertical_scroll(ses, doc_view, sy);
horizontal_scroll(ses, doc_view, sx);
}
return JS_UNDEFINED;
}
/* @window_funcs{"scrollByLines"} */
JSValue
js_window_scrollByLines(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
@ -1050,6 +1080,7 @@ static const JSCFunctionListEntry js_window_proto_funcs[] = {
JS_CFUNC_DEF("open", 3, js_window_open),
JS_CFUNC_DEF("postMessage", 3, js_window_postMessage),
JS_CFUNC_DEF("removeEventListener", 3, js_window_removeEventListener),
JS_CFUNC_DEF("scrollBy", 2, js_window_scrollBy),
JS_CFUNC_DEF("scrollByLines", 1, js_window_scrollByLines),
JS_CFUNC_DEF("scrollByPages", 1, js_window_scrollByPages),
JS_CFUNC_DEF("setInterval", 2, js_window_setInterval),