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diff --git a/vendor/libghostty-vt/src/apprt/structs.zig b/vendor/libghostty-vt/src/apprt/structs.zig
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+++ b/vendor/libghostty-vt/src/apprt/structs.zig
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+const build_config = @import("../build_config.zig");
+
+/// ContentScale is the ratio between the current DPI and the platform's
+/// default DPI. This is used to determine how much certain rendered elements
+/// need to be scaled up or down.
+pub const ContentScale = struct {
+    x: f32,
+    y: f32,
+};
+
+/// The size of the surface in pixels.
+pub const SurfaceSize = struct {
+    width: u32,
+    height: u32,
+
+    pub fn eql(self: *const SurfaceSize, other: *const SurfaceSize) bool {
+        return self.width == other.width and self.height == other.height;
+    }
+};
+
+/// The position of the cursor in pixels.
+pub const CursorPos = struct {
+    x: f32,
+    y: f32,
+};
+
+/// Input Method Editor (IME) position.
+pub const IMEPos = struct {
+    x: f64,
+    y: f64,
+    width: f64,
+    height: f64,
+};
+
+/// The clipboard type.
+///
+/// If this is changed, you must also update ghostty.h
+pub const Clipboard = enum(Backing) {
+    standard = 0, // ctrl+c/v
+    selection = 1,
+    primary = 2,
+
+    // Our backing isn't is as small as we can in Zig, but a full
+    // C int if we're binding to C APIs.
+    const Backing = switch (build_config.app_runtime) {
+        .gtk => c_int,
+        else => u2,
+    };
+
+    /// Make this a valid gobject if we're in a GTK environment.
+    pub const getGObjectType = switch (build_config.app_runtime) {
+        .gtk => @import("gobject").ext.defineEnum(
+            Clipboard,
+            .{ .name = "GhosttyApprtClipboard" },
+        ),
+
+        .none => void,
+    };
+};
+
+pub const ClipboardContent = struct {
+    mime: [:0]const u8,
+    data: [:0]const u8,
+};
+
+pub const ClipboardRequestType = enum(u8) {
+    paste,
+    osc_52_read,
+    osc_52_write,
+};
+
+/// Clipboard request. This is used to request clipboard contents and must
+/// be sent as a response to a ClipboardRequest event.
+pub const ClipboardRequest = union(ClipboardRequestType) {
+    /// A direct paste of clipboard contents.
+    paste: void,
+
+    /// A request to read clipboard contents via OSC 52.
+    osc_52_read: Clipboard,
+
+    /// A request to write clipboard contents via OSC 52.
+    osc_52_write: Clipboard,
+
+    /// Make this a valid gobject if we're in a GTK environment.
+    pub const getGObjectType = switch (build_config.app_runtime) {
+        .gtk => @import("gobject").ext.defineBoxed(
+            ClipboardRequest,
+            .{ .name = "GhosttyClipboardRequest" },
+        ),
+
+        .none => void,
+    };
+};
+
+/// The color scheme in use (light vs dark).
+pub const ColorScheme = enum(u2) {
+    light = 0,
+    dark = 1,
+};
+
+/// Selection information
+pub const Selection = struct {
+    /// Top-left point of the selection in the viewport in scaled
+    /// window pixels. (0,0) is the top-left of the window.
+    tl_x_px: f64,
+    tl_y_px: f64,
+
+    /// The offset of the selection start in cells from the top-left
+    /// of the viewport.
+    ///
+    /// This is a strange metric but its used by macOS.
+    offset_start: u32,
+    offset_len: u32,
+};