From f8f2e8e3bedb94833bbe6cab9c435b33cfbfea14 Mon Sep 17 00:00:00 2001
From: Uko Kokņevičs
Date: Mon, 3 Jan 2022 03:16:31 +0200
Subject: a bit improved key map

---
 src/Buffer.zig | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'src/Buffer.zig')

diff --git a/src/Buffer.zig b/src/Buffer.zig
index 5bf319c..d0546c0 100644
--- a/src/Buffer.zig
+++ b/src/Buffer.zig
@@ -394,7 +394,8 @@ pub fn nextLine(self: *Buffer) void {
     }
 }
 
-pub fn pageDown(self: *Buffer, screenrows: usize) void {
+pub fn pageDown(self: *Buffer, editor: Editor) void {
+    const screenrows = editor.screenrows;
     self.cy = std.math.clamp(
         self.rowoff + screenrows - 1 - self.config.page_overlap,
         0,
@@ -406,7 +407,8 @@ pub fn pageDown(self: *Buffer, screenrows: usize) void {
     }
 }
 
-pub fn pageUp(self: *Buffer, screenrows: usize) void {
+pub fn pageUp(self: *Buffer, editor: Editor) void {
+    const screenrows = editor.screenrows;
     self.cy = std.math.min(self.rows.items.len, self.rowoff + self.config.page_overlap);
     var i: usize = 0;
     while (i < screenrows) : (i += 1) {
@@ -423,8 +425,11 @@ pub fn previousLine(self: *Buffer) void {
     self.cx = self.rows.items[self.cy].rxToCx(self.config, self.rx);
 }
 
-pub fn recenterTopBottom(self: *Buffer, screenrows: usize) void {
+pub fn recenterTopBottom(self: *Buffer, editor: *Editor) !void {
     // TODO: Currently only recenters
+    try editor.refreshWindowSize();
+
+    const screenrows = editor.screenrows;
     if (self.cy >= screenrows / 2) {
         self.rowoff = self.cy - screenrows / 2;
     } else {
-- 
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