Files
milsko/src/widget/box.c
2025-12-31 04:35:10 +09:00

123 lines
3.5 KiB
C

#include <Mw/Milsko.h>
#include "../../external/stb_ds.h"
static int create(MwWidget handle) {
MwSetDefault(handle);
MwSetInteger(handle, MwNorientation, MwHORIZONTAL);
MwSetInteger(handle, MwNmargin, 0);
MwSetInteger(handle, MwNpadding, 0);
MwSetInteger(handle, MwNhasBorder, 0);
MwSetInteger(handle, MwNinverted, 1);
return 0;
}
static void draw(MwWidget handle) {
MwRect r;
MwLLColor base = MwParseColor(handle, MwGetText(handle, MwNbackground));
r.x = 0;
r.y = 0;
r.width = MwGetInteger(handle, MwNwidth);
r.height = MwGetInteger(handle, MwNheight);
if(MwGetInteger(handle, MwNhasBorder)) {
MwDrawFrame(handle, &r, base, MwGetInteger(handle, MwNinverted));
}
MwDrawRect(handle, &r, base);
MwLLFreeColor(base);
}
#define Margin ((i != (arrlen(handle->children) - 1)) ? MwGetInteger(handle, MwNmargin) : 0)
static void layout(MwWidget handle) {
int i;
int sum = 0;
int horiz = MwGetInteger(handle, MwNorientation) == MwHORIZONTAL ? 1 : 0;
int sz = MwGetInteger(handle, horiz ? MwNwidth : MwNheight) - (MwGetInteger(handle, MwNpadding) + (MwGetInteger(handle, MwNhasBorder) ? MwDefaultBorderWidth(handle) : 0)) * 2;
int fsz = MwGetInteger(handle, horiz ? MwNheight : MwNwidth) - (MwGetInteger(handle, MwNpadding) + (MwGetInteger(handle, MwNhasBorder) ? MwDefaultBorderWidth(handle) : 0)) * 2;
int sk = MwGetInteger(handle, MwNpadding) + (MwGetInteger(handle, MwNhasBorder) ? MwDefaultBorderWidth(handle) : 0);
for(i = 0; i < arrlen(handle->children); i++) {
int n = MwGetInteger(handle->children[i], MwNratio);
int s = MwGetInteger(handle->children[i], MwNfixedSize);
if(n == MwDEFAULT) n = 1;
if(handle->children[i]->destroyed) continue;
if(s != MwDEFAULT) {
sz -= s + Margin;
} else {
sum += n;
}
}
for(i = 0; i < arrlen(handle->children); i++) {
int n = MwGetInteger(handle->children[i], MwNratio);
int s = MwGetInteger(handle->children[i], MwNfixedSize);
int wsz;
if(n == MwDEFAULT) n = 1;
if(handle->children[i]->destroyed) continue;
if(s != MwDEFAULT) {
wsz = s;
} else {
wsz = sz * n / sum;
}
MwVaApply(handle->children[i],
horiz ? MwNx : MwNy, sk, /* this is what gets changed */
horiz ? MwNy : MwNx, MwGetInteger(handle, MwNpadding) + (MwGetInteger(handle, MwNhasBorder) ? MwDefaultBorderWidth(handle) : 0), /* fixed between widgets */
horiz ? MwNwidth : MwNheight, wsz, /* this is what gets changed */
horiz ? MwNheight : MwNwidth, fsz, /* fixed between widgets */
NULL);
sk += wsz + Margin;
}
}
static void prop_change(MwWidget handle, const char* key) {
if(strcmp(key, MwNorientation) == 0) layout(handle);
}
static void children_prop_change(MwWidget handle, MwWidget child, const char* key) {
(void)child;
if(strcmp(key, MwNratio) == 0 || strcmp(key, MwNfixedSize) == 0) layout(handle);
}
static void resize(MwWidget handle) {
layout(handle);
}
static void children_update(MwWidget handle) {
layout(handle);
}
MwClassRec MwBoxClassRec = {
create, /* create */
NULL, /* destroy */
draw, /* draw */
NULL, /* click */
NULL, /* parent_resize */
prop_change, /* prop_change */
NULL, /* mouse_move */
NULL, /* mouse_up */
NULL, /* mouse_down */
NULL, /* key */
NULL, /* execute */
NULL, /* tick */
resize, /* resize */
children_update, /* children_update */
children_prop_change, /* children_prop_change */
NULL, /* clipboard */
NULL,
NULL,
NULL,
NULL};
MwClass MwBoxClass = &MwBoxClassRec;