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authorJeffas <dev@jeffas.io>2019-07-23 20:03:14 +0100
committerDrew DeVault <sir@cmpwn.com>2019-07-25 18:12:00 -0400
commit1cf90897f74f7f727710a9e61e9c835a040918bf (patch)
tree9615c736daf8596d45d728d37690696681ba2570
parent2f626ddd18e8472e0ddc2bb9013b7d01c1b5b9a9 (diff)
downloadaerc-1cf90897f74f7f727710a9e61e9c835a040918bf.tar.gz
Fix grid creating too large subcontexts
The grid was not checking there was enough space for the cells so would
just attempt to create subcontexts that don't actually fit.

This attempts to use the remaining space and then if there is no space
then it just skips drawing this cell.
-rw-r--r--lib/ui/grid.go9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/ui/grid.go b/lib/ui/grid.go
index 96da1cb..7f131bd 100644
--- a/lib/ui/grid.go
+++ b/lib/ui/grid.go
@@ -127,6 +127,15 @@ func (grid *Grid) Draw(ctx *Context) {
 		for _, row := range rows {
 			height += row.Size
 		}
+		if x+width > ctx.Width() {
+			width = ctx.Width() - x
+		}
+		if y+height > ctx.Height() {
+			height = ctx.Height() - y
+		}
+		if width <= 0 || height <= 0 {
+			continue
+		}
 		subctx := ctx.Subcontext(x, y, width, height)
 		cell.Content.Draw(subctx)
 	}