From 06a0332374fb07446b341923ec7b293737338f00 Mon Sep 17 00:00:00 2001
From: Ayooluwa Isaiah <ayisaiah@gmail.com>
Date: Tue, 25 Aug 2020 20:02:01 +0100
Subject: [PATCH] More table scrolling options

---
 v3/widgets/table.go | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/v3/widgets/table.go b/v3/widgets/table.go
index 355996e..f5fde85 100644
--- a/v3/widgets/table.go
+++ b/v3/widgets/table.go
@@ -189,10 +189,30 @@ func (self *Table) ScrollDown() {
 	self.ScrollAmount(1)
 }
 
-func (self *Table) ScrollFirst() {
+func (self *Table) ScrollTop() {
 	self.SelectedRow = 1
 }
 
-func (self *Table) ScrollLast() {
+func (self *Table) ScrollBottom() {
 	self.SelectedRow = len(self.Rows) - 1
 }
+
+func (self *Table) ScrollPageUp() {
+	if self.SelectedRow > self.topRow {
+		self.SelectedRow = self.topRow
+	} else {
+		self.ScrollAmount(-self.Inner.Dy())
+	}
+}
+
+func (self *Table) ScrollPageDown() {
+	self.ScrollAmount(self.Inner.Dy())
+}
+
+func (self *Table) ScrollHalfPageUp() {
+	self.ScrollAmount(-int(FloorFloat64(float64(self.Inner.Dy()) / 2)))
+}
+
+func (self *Table) ScrollHalfPageDown() {
+	self.ScrollAmount(int(FloorFloat64(float64(self.Inner.Dy()) / 2)))
+}