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Started work on getting emscripten clipboard working with rich text

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This commit is contained in:
Yousef Khadadeh 2025-11-11 18:48:08 +03:00
parent afe1623cf8
commit cdbff3c043
4 changed files with 29 additions and 12 deletions
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16
include/EmscriptenHelpers/emscripten_browser_clipboard.h
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@ -28,22 +28,22 @@ inline void copy(std::string const &content);
namespace detail {
EM_JS_INLINE(void, paste_js, (paste_handler callback, void *callback_data), {
EM_JS_INLINE(void, paste_js, (paste_handler callback, const char* mimeType, void *callback_data), {
/// Register the given callback to handle paste events. Callback data pointer is passed through to the callback.
/// Paste handler callback signature is:
/// void my_handler(std::string const &paste_data, void *callback_data = nullptr);
document.addEventListener('paste', (event) => {
Module["ccall"]('emscripten_browser_clipboard_detail_paste_return', 'number', ['string', 'number', 'number'], [event.clipboardData.getData('text/plain'), callback, callback_data]);
Module["ccall"]('emscripten_browser_clipboard_detail_paste_return', 'number', ['string', 'number', 'number'], [event.clipboardData.getData(mimeType), callback, callback_data]);
});
});
EM_JS_INLINE(void, copy_js, (copy_handler callback, void *callback_data), {
EM_JS_INLINE(void, copy_js, (copy_handler callback, const char* mimeType, void *callback_data), {
/// Register the given callback to handle copy events. Callback data pointer is passed through to the callback.
/// Copy handler callback signature is:
/// char const *my_handler(void *callback_data = nullptr);
document.addEventListener('copy', (event) => {
const content_ptr = Module["ccall"]('emscripten_browser_clipboard_detail_copy_return', 'number', ['number', 'number'], [callback, callback_data]);
event.clipboardData.setData('text/plain', UTF8ToString(content_ptr));
event.clipboardData.setData(mimeType, UTF8ToString(content_ptr));
event.preventDefault();
});
});
@ -55,14 +55,14 @@ EM_JS_INLINE(void, copy_async_js, (char const *content_ptr), {
} // namespace detail
inline void paste(paste_handler callback, void *callback_data) {
inline void paste(paste_handler callback, const char* mimeType, void *callback_data) {
/// C++ wrapper for javascript paste call
detail::paste_js(callback, callback_data);
detail::paste_js(callback, mimeType, callback_data);
}
inline void copy(copy_handler callback, void *callback_data) {
inline void copy(copy_handler callback, const char* mimeType, void *callback_data) {
/// C++ wrapper for javascript copy call
detail::copy_js(callback, callback_data);
detail::copy_js(callback, mimeType, callback_data);
}
inline void copy(std::string const &content) {