Began the big sizer cleanup: renamed sizer to container, renamed sizer.go to container.go, did the Mac OS X migration, moved containerctrls.go out of the way by merging its declarations into basicctrls.go, and did a quick cleanup fix to container_darwin.m.

1 files changed, 21 insertions, 0 deletions

diff --git a/redo/basicctrls.go b/redo/basicctrls.go
index a119fb8..f4f1297 100644
--- a/redo/basicctrls.go
+++ b/redo/basicctrls.go
@@ -63,6 +63,27 @@ func NewPasswordField() TextField {
 	return newPasswordField()
 }
 
+// Tab is a Control that contains multiple pages of tabs, each containing a single Control.
+// You can add and remove tabs from the Tab at any time.
+//
+// [TODO if each tab of your Tab is going to have the same content Controls, then use LikeTab instead, to conserve resources]
+type Tab interface {
+	Control
+
+	// Append adds a new tab to Tab.
+	// The tab is added to the end of the current list of tabs.
+	Append(name string, control Control)
+
+	// Delete removes the given tab.
+	// It panics if index is out of range.
+//	Delete(index int)
+//TODO
+}
+
+// NewTab creates a new Tab with no tabs.
+func NewTab() Tab {
+	return newTab()
+}
 
 // Label is a Control that shows a static line of text.
 // Label shows one line of text; any text that does not fit is truncated.