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apprt/embedded: clipboard value can be null

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This commit is contained in:
Mitchell Hashimoto
2023-05-28 10:20:59 -07:00
parent d29fd9f38c
commit 5acf7eb8fd
1 changed files with 4 additions and 3 deletions
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7
src/apprt/embedded.zig
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@ -45,8 +45,9 @@ pub const App = struct {
set_title: *const fn (SurfaceUD, [*]const u8) callconv(.C) void, set_title: *const fn (SurfaceUD, [*]const u8) callconv(.C) void,
/// Read the clipboard value. The return value must be preserved /// Read the clipboard value. The return value must be preserved
/// by the host until the next call. /// by the host until the next call. If there is no valid clipboard
read_clipboard: *const fn (SurfaceUD) callconv(.C) [*:0]const u8, /// value then this should return null.
read_clipboard: *const fn (SurfaceUD) callconv(.C) ?[*:0]const u8,
/// Write the clipboard value. /// Write the clipboard value.
write_clipboard: *const fn (SurfaceUD, [*:0]const u8) callconv(.C) void, write_clipboard: *const fn (SurfaceUD, [*:0]const u8) callconv(.C) void,
@ -228,7 +229,7 @@ pub const Surface = struct {
} }
pub fn getClipboardString(self: *const Surface) ![:0]const u8 { pub fn getClipboardString(self: *const Surface) ![:0]const u8 {
const ptr = self.app.opts.read_clipboard(self.opts.userdata); const ptr = self.app.opts.read_clipboard(self.opts.userdata) orelse return "";
return std.mem.sliceTo(ptr, 0); return std.mem.sliceTo(ptr, 0);
} }