Initial commit

widgets/help.go

@@ -0,0 +1,52 @@
+package widgets
+
+import (
+	"strings"
+
+	ui "github.com/cjbassi/gotop/termui"
+)
+
+const KEYBINDS = `
+Quit: 'q' or 'Ctrl-c'
+
+Navigation:
+  - '<up>'/'<down>' and 'j'/'k': up and down
+  - 'C-d' and 'C-u': up and down half a page
+  - 'C-f' and 'C-b': up and down a full page
+  - 'gg' and 'G': jump to top and bottom
+
+Process Sorting:
+  - 'c': CPU
+  - 'm': Mem
+  - 'p': PID
+
+'<tab>': toggle process grouping
+'dd': kill the selected process or process group
+'<left>'/'<right>' and 'h'/'l': ...
+'u': update gotop
+`
+
+type HelpMenu struct {
+	ui.Block
+}
+
+func NewHelpMenu() *HelpMenu {
+	block := *ui.NewBlock()
+	block.X = 48
+	block.Y = 17
+	return &HelpMenu{block}
+}
+
+func (hm *HelpMenu) Buffer() *ui.Buffer {
+	buf := hm.Block.Buffer()
+
+	for y, line := range strings.Split(KEYBINDS, "\n") {
+		for x, char := range line {
+			buf.SetCell(x+1, y, ui.NewCell(char, ui.ColorWhite, ui.ColorDefault))
+		}
+	}
+
+	buf.SetAreaXY(100, 100)
+
+	return buf
+}