From fdf6276f39bc4097abf53bed19ab7f4fc578445f Mon Sep 17 00:00:00 2001
From: Pierre Tachoire <pierre@lightpanda.io>
Date: Mon, 8 Jun 2026 08:42:54 +0200
Subject: [PATCH] cdp: use Frame.mouse_button consts from cdp.input.zig

---
 src/browser/Frame.zig     | 10 ++++++----
 src/cdp/domains/input.zig |  9 ++-------
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/src/browser/Frame.zig b/src/browser/Frame.zig
index 2258fad3..612f4bb0 100644
--- a/src/browser/Frame.zig
+++ b/src/browser/Frame.zig
@@ -3904,10 +3904,12 @@ fn findFrameByName(frame: *Frame, name: []const u8) ?*Frame {
 
 // DOM MouseEvent.button values.
 // https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/button
-const mouse_button = struct {
-    const main: i32 = 0; // left
-    const auxiliary: i32 = 1; // middle
-    const secondary: i32 = 2; // right
+pub const mouse_button = struct {
+    pub const main: i32 = 0; // left
+    pub const auxiliary: i32 = 1; // middle
+    pub const secondary: i32 = 2; // right
+    pub const fourth: i32 = 3; // back
+    pub const fifth: i32 = 4; // forward
 };
 
 // Dispatch a single trusted mouse event of the given type on `target`, carrying
diff --git a/src/cdp/domains/input.zig b/src/cdp/domains/input.zig
index 4d0afa01..a6772abd 100644
--- a/src/cdp/domains/input.zig
+++ b/src/cdp/domains/input.zig
@@ -19,6 +19,8 @@
 const std = @import("std");
 const CDP = @import("../CDP.zig");
 
+const dom_button = @import("../../browser/Frame.zig").mouse_button;
+
 pub fn processMessage(cmd: *CDP.Command) !void {
     const action = std.meta.stringToEnum(enum {
         dispatchKeyEvent,
@@ -113,13 +115,6 @@ fn dispatchMouseEvent(cmd: *CDP.Command) !void {
 
     // Map the CDP button name to the DOM MouseEvent.button value.
     // https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/button
-    const dom_button = struct {
-        const main: i32 = 0;
-        const auxiliary: i32 = 1;
-        const secondary: i32 = 2;
-        const fourth: i32 = 3;
-        const fifth: i32 = 4;
-    };
     const button: i32 = switch (params.button) {
         .none, .left => dom_button.main,
         .middle => dom_button.auxiliary,