From 155899c65ed32245e2ccad4197a10c77017d835b Mon Sep 17 00:00:00 2001 From: Pietro Gagliardi Date: Sat, 30 Aug 2014 23:01:08 -0400 Subject: Out with the old... --- redo/mergeback/layout.go | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 redo/mergeback/layout.go (limited to 'redo/mergeback/layout.go') diff --git a/redo/mergeback/layout.go b/redo/mergeback/layout.go new file mode 100644 index 0000000..e88cae4 --- /dev/null +++ b/redo/mergeback/layout.go @@ -0,0 +1,36 @@ +package ui + +// Recursively replaces nils with stretchy empty spaces and changes the orientation +// of inner stack so they are perpenticular to each other. +func resetControls(parent *Stack) { + for i, control := range parent.controls { + switch control.(type) { + case *Stack: + stack := control.(*Stack) + stack.orientation = !parent.orientation + resetControls(stack) + case nil: + emptySpace := newStack(horizontal) + parent.controls[i] = emptySpace + parent.stretchy[i] = true + } + } +} + +// Creates a new Stack from the given controls. The topmost Stack will have +// vertical orientation and margin borders, with each nested stack being +// oriented oppositely. Controls are displayed with a default padding +// between them. +func Layout(controls ...Control) *Stack { + stack := &Stack{ + orientation: vertical, + controls: controls, + stretchy: make([]bool, len(controls)), + width: make([]int, len(controls)), + height: make([]int, len(controls)), + } + + resetControls(stack) + + return stack +} -- cgit v1.2.3