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FIgured out that we need to ignore spanning cells; added support for that. Not yet perfect; still need to do a bit more...

This commit is contained in:
Pietro Gagliardi 2016-06-12 15:30:36 -04:00
parent 7908972d34
commit 0ce4fd6efd
1 changed files with 32 additions and 7 deletions
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39
darwin/grid.m
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@ -142,9 +142,11 @@ struct uiGrid {
BOOL first;
int **gg;
NSView ***gv;
BOOL **gspan;
intmax_t x, y;
int i;
NSLayoutConstraint *c;
intmax_t firstx, firsty;
[self removeOurConstraints];
if ([self->children count] == 0)
@ -175,17 +177,23 @@ struct uiGrid {
ycount = ymax - ymin;
// now build a topological map of the grid gg[y][x]
// also figure out which cells contain spanned views so they can be ignored later
gg = (int **) uiAlloc(ycount * sizeof (int *), "int[][]");
gspan = (BOOL **) uiAlloc(ycount * sizeof (BOOL *), "BOOL[][]");
for (y = 0; y < ycount; y++) {
gg[y] = (int *) uiAlloc(xcount * sizeof (int), "int[]");
gspan[y] = (BOOL *) uiAlloc(xcount * sizeof (BOOL), "BOOL[]");
for (x = 0; x < xcount; x++)
gg[y][x] = -1; // empty
}
for (i = 0; i < [self->children count]; i++) {
gc = (gridChild *) [self->children objectAtIndex:i];
for (y = gc.top; y < gc.top + gc.yspan; y++)
for (x = gc.left; x < gc.left + gc.xspan; x++)
for (x = gc.left; x < gc.left + gc.xspan; x++) {
gg[y - ymin][x - xmin] = i;
if (x != gc.left || y != gc.top)
gspan[y - ymin][x - xmin] = YES;
}
}
// now build a topological map of the grid's views gv[y][x]
@ -241,9 +249,16 @@ struct uiGrid {
}
// now align leading and top edges
for (x = 0; x < xcount; x++)
for (y = 1; y < ycount; y++) {
c = mkConstraint(gv[0][x], NSLayoutAttributeLeading,
// do NOT align spanning cells!
for (x = 0; x < xcount; x++) {
for (y = 0; y < ycount; y++)
if (!gspan[y][x])
break;
firsty = y;
for (y++; y < ycount; y++) {
if (gspan[y][x])
continue;
c = mkConstraint(gv[firsty][x], NSLayoutAttributeLeading,
NSLayoutRelationEqual,
gv[y][x], NSLayoutAttributeLeading,
1, 0,
@ -251,9 +266,16 @@ struct uiGrid {
[self addConstraint:c];
[self->edges addObject:c];
}
for (y = 0; y < ycount; y++)
for (x = 1; x < xcount; x++) {
c = mkConstraint(gv[y][0], NSLayoutAttributeTop,
}
for (y = 0; y < ycount; y++) {
for (x = 0; x < xcount; x++)
if (!gspan[y][x])
break;
firstx = x;
for (x++; x < xcount; x++) {
if (gspan[y][x])
continue;
c = mkConstraint(gv[y][firstx], NSLayoutAttributeTop,
NSLayoutRelationEqual,
gv[y][x], NSLayoutAttributeTop,
1, 0,
@ -261,6 +283,7 @@ struct uiGrid {
[self addConstraint:c];
[self->edges addObject:c];
}
}
// now string adjacent views together
for (y = 0; y < ycount; y++)
@ -292,9 +315,11 @@ struct uiGrid {
for (y = 0; y < ycount; y++) {
uiFree(gg[y]);
uiFree(gv[y]);
uiFree(gspan[y]);
}
uiFree(gg);
uiFree(gv);
uiFree(gspan);
}
- (void)append:(gridChild *)gc