add a table after figuring out how to correctly get it

to work under linux. TODO: send fix to libui author

Signed-off-by: Jeff Carr <jcarr@wit.com>

Makefile

@@ -1,4 +1,7 @@
-all:
+run:
+	go run *.go
+
+gaper:
 	# 'gaper' is a simple and smart golang tool that just rebuilds every time you change a file
 	# go get -u github.com/maxcnunes/gaper
 	gaper

main.go

@@ -288,17 +288,20 @@ func setupUI() {
 	tab.SetMargined(0, true)
 
 	tab.Append("Ceph", makeButtonsPage(getPhysicalMachines("d")))
-	tab.SetMargined(0, true)
-
-	tab.Append("k8s Pods", makeButtonsPage(getPods(".wit.com")))
-	tab.SetMargined(0, true)
-
-	tab.Append("VMs", makeNumbersPage())
 	tab.SetMargined(1, true)
 
-	tab.Append("Data Choosers", makeDataChoosersPage())
+	tab.Append("k8s Pods", makeButtonsPage(getPods(".wit.com")))
 	tab.SetMargined(2, true)
 
+	tab.Append("VMs", makeNumbersPage())
+	tab.SetMargined(3, true)
+
+	tab.Append("Data Choosers", makeDataChoosersPage())
+	tab.SetMargined(4, true)
+
+	tab.Append("Table Test", maketable())
+	tab.SetMargined(5, true)
+
 	mainwin.Show()
 }
 

table.go

@@ -0,0 +1,137 @@
+// 26 august 2018
+
+// +build OMIT
+
+package main
+
+import "fmt"
+import "github.com/andlabs/ui"
+
+type modelHandler struct {
+	row9Text		string
+	yellowRow	int
+	checkStates	[15]int
+}
+
+func newModelHandler() *modelHandler {
+	m := new(modelHandler)
+	m.row9Text = "You can edit this one"
+	m.yellowRow = -1
+	return m
+}
+
+func (mh *modelHandler) ColumnTypes(m *ui.TableModel) []ui.TableValue {
+	return []ui.TableValue{
+		ui.TableString(""),		// column 0 text
+		ui.TableString(""),		// column 1 text
+		ui.TableString(""),		// column 2 text
+		ui.TableColor{},			// row background color
+		ui.TableColor{},			// column 1 text color
+		ui.TableImage{},		// column 1 image
+		ui.TableString(""),		// column 4 button text
+		ui.TableInt(0),			// column 3 checkbox state
+		ui.TableInt(0),			// column 5 progress
+	}
+}
+
+func (mh *modelHandler) NumRows(m *ui.TableModel) int {
+	return 15
+}
+
+var img [2]*ui.Image
+
+func (mh *modelHandler) CellValue(m *ui.TableModel, row, column int) ui.TableValue {
+	switch column {
+	case 0:
+		return ui.TableString(fmt.Sprintf("Row %d", row))
+	case 1:
+		return ui.TableString("Colors!")
+	case 7:
+		return ui.TableInt(mh.checkStates[row])
+	case 8:
+		if row == 0 {
+			return ui.TableInt(0)
+		}
+		if row == 13 {
+			return ui.TableInt(100)
+		}
+		if row == 14 {
+			return ui.TableInt(-1)
+		}
+		return ui.TableInt(50)
+	case 5:
+		if row < 8 {
+			return ui.TableImage{img[0]}
+		}
+		return ui.TableImage{img[1]}
+	case 4:
+		if (row % 2) == 1 {
+			return ui.TableColor{0.5, 0, 0.75, 1}
+		}
+		return nil
+	case 3:
+		if row == mh.yellowRow {
+			return ui.TableColor{1, 1, 0, 1}
+		}
+		if row == 3 {
+			return ui.TableColor{1, 0, 0, 1}
+		}
+		if row == 11 {
+			return ui.TableColor{0, 0.5, 1, 0.5}
+		}
+		return nil
+	case 2:
+		if row == 9 {
+			return ui.TableString(mh.row9Text)
+		}
+		return ui.TableString("Editing this won't change anything")
+	case 6:
+		return ui.TableString("Make Yellow")
+	}
+	panic("unreachable")
+}
+
+func (mh *modelHandler) SetCellValue(m *ui.TableModel, row, column int, value ui.TableValue) {
+	if row == 9 && column == 2 {
+		mh.row9Text = string(value.(ui.TableString))
+	}
+	if column == 6 {		// row background color
+		prevYellowRow := mh.yellowRow
+		mh.yellowRow = row
+		if prevYellowRow != -1 {
+			m.RowChanged(prevYellowRow)
+		}
+		m.RowChanged(mh.yellowRow)
+	}
+	if column == 7 {		// checkboxes
+		mh.checkStates[row] = int(value.(ui.TableInt))
+	}
+}
+
+func maketable() *ui.Table {
+	img[0] = ui.NewImage(16, 16)
+	img[1] = ui.NewImage(16, 16)
+
+	mh := newModelHandler()
+	model := ui.NewTableModel(mh)
+
+	table := ui.NewTable(
+		&ui.TableParams{
+			Model:	model,
+			RowBackgroundColorModelColumn:	3,
+	})
+
+	table.AppendTextColumn("Column 1", 0, ui.TableModelColumnNeverEditable, nil)
+
+	table.AppendImageTextColumn("Column 2", 5,
+		1, ui.TableModelColumnNeverEditable, &ui.TableTextColumnOptionalParams{
+			ColorModelColumn:		4,
+		});
+
+	table.AppendTextColumn("Editable", 2, ui.TableModelColumnAlwaysEditable, nil)
+	table.AppendCheckboxColumn("Checkboxes", 7, ui.TableModelColumnAlwaysEditable)
+	table.AppendButtonColumn("Buttons", 6, ui.TableModelColumnAlwaysEditable)
+	table.AppendProgressBarColumn("Progress Bar", 8)
+
+	return table
+}