Renderer scaffolding

1 files changed, 47 insertions, 0 deletions

diff --git a/ui/types.go b/ui/types.go
new file mode 100644
index 0000000..a7918b5
--- /dev/null
+++ b/ui/types.go
@@ -0,0 +1,47 @@
+package ui
+
+const (
+	Valid          = 0
+	InvalidateTabs = 1 << iota
+	InvalidateSidebar
+	InvalidateStatusBar
+)
+
+const (
+	InvalidateAll = InvalidateTabs | InvalidateSidebar | InvalidateStatusBar
+)
+
+type Geometry struct {
+	row    int
+	col    int
+	width  int
+	height int
+}
+
+type AercTab interface {
+	Name() string
+	Invalid() bool
+	Render(at Geometry)
+}
+
+type UIState struct {
+	Exit         bool
+	InvalidPanes uint
+
+	Panes struct {
+		TabList   Geometry
+		TabView   Geometry
+		Sidebar   Geometry
+		StatusBar Geometry
+	}
+
+	Tabs        []AercTab
+	SelectedTab int
+
+	Prompt struct {
+		Prompt *string
+		Text   *string
+		Index  int
+		Scroll int
+	}
+}