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fix(container/grow_size): children should never grow larger then parents
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Yves Biener
2025-03-06 17:56:13 +01:00
parent 2b9ab1e0fb
commit 79016f39b2
2 changed files with 15 additions and 11 deletions
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1
examples/layouts/mixed.zig
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@@ -54,7 +54,6 @@ pub fn main() !void {
.layout = .{
.gap = 2,
.padding = .{ .top = 5, .bottom = 3, .left = 3, .right = 3 },
.direction = .horizontal,
},
}, element);
for (0..3) |i| {

25
src/container.zig
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@@ -343,7 +343,6 @@ pub const Layout = packed struct {
pub fn contents(this: @This(), comptime C: type, cells: []Cell, origin: Point, size: Point, children: []const C) void {
std.debug.assert(cells.len == @as(usize, size.x) * @as(usize, size.y));
_ = origin;
if (this.separator.enabled and children.len > 1) {
const line_cps: [2]u21 = switch (this.separator.line) {
@@ -356,8 +355,8 @@ pub const Layout = packed struct {
for (0..children.len - 1) |idx| {
const child = children[idx];
const anchor = switch (this.direction) {
.horizontal => (@as(usize, child.origin.y) * @as(usize, size.x)) + @as(usize, child.origin.x) + @as(usize, child.size.x) + gap,
.vertical => ((@as(usize, child.origin.y) + @as(usize, child.size.y) + gap) * @as(usize, size.x)) + @as(usize, child.origin.x),
.horizontal => ((@as(usize, child.origin.y) - @as(usize, origin.y)) * @as(usize, size.x)) + @as(usize, child.origin.x) + @as(usize, child.size.x) + gap - @as(usize, origin.x),
.vertical => ((@as(usize, child.origin.y) + @as(usize, child.size.y) + gap - @as(usize, origin.y)) * @as(usize, size.x)) + @as(usize, child.origin.x) - @as(usize, origin.x),
};
switch (this.direction) {
@@ -370,6 +369,10 @@ pub const Layout = packed struct {
cells[anchor + col].style.fg = this.separator.color;
},
}
// DEBUG render corresponding beginning of the separator for this `Container` *red*
// cells[anchor].style.fg = .red;
// cells[anchor].style.bg = .red;
}
}
}
@@ -739,12 +742,10 @@ pub fn Container(comptime Event: type) type {
},
}
for (this.elements.items) |child| {
remainder -|= switch (layout.direction) {
.horizontal => child.size.x,
.vertical => child.size.y,
};
}
for (this.elements.items) |child| remainder -|= switch (layout.direction) {
.horizontal => child.size.x,
.vertical => child.size.y,
};
var growable_children: usize = 0;
var first_growable_child: *@This() = undefined;
@@ -829,7 +830,7 @@ pub fn Container(comptime Event: type) type {
}
this.element.resize(this.size);
for (this.elements.items) |*child| child.grow_resize(this.size);
for (this.elements.items) |*child| child.grow_resize(child.size);
}
pub fn resize(this: *@This(), origin: Point, size: Point) void {
@@ -877,6 +878,10 @@ pub fn Container(comptime Event: type) type {
try this.element.content(cells, this.origin, this.size);
// DEBUG render corresponding top left corner of this `Container` *red*
// cells[0].style.fg = .red;
// cells[0].style.bg = .red;
return cells;
}
};