diff options
Diffstat (limited to 'platform/javascript/os_javascript.cpp')
| -rw-r--r-- | platform/javascript/os_javascript.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/platform/javascript/os_javascript.cpp b/platform/javascript/os_javascript.cpp index c69e6f0cb8..502463a6f1 100644 --- a/platform/javascript/os_javascript.cpp +++ b/platform/javascript/os_javascript.cpp @@ -795,6 +795,47 @@ const char *OS_JavaScript::get_audio_driver_name(int p_driver) const { return "JavaScript"; } +// Clipboard +extern "C" EMSCRIPTEN_KEEPALIVE void update_clipboard(const char *p_text) { + // Only call set_clipboard from OS (sets local clipboard) + OS::get_singleton()->OS::set_clipboard(p_text); +} + +void OS_JavaScript::set_clipboard(const String &p_text) { + OS::set_clipboard(p_text); + /* clang-format off */ + int err = EM_ASM_INT({ + var text = UTF8ToString($0); + if (!navigator.clipboard || !navigator.clipboard.writeText) + return 1; + navigator.clipboard.writeText(text).catch(e => { + // Setting OS clipboard is only possible from an input callback. + console.error("Setting OS clipboard is only possible from an input callback for the HTML5 plafrom. Exception:", e); + }); + return 0; + }, p_text.utf8().get_data()); + /* clang-format on */ + ERR_EXPLAIN("Clipboard API is not supported."); + ERR_FAIL_COND(err); +} + +String OS_JavaScript::get_clipboard() const { + /* clang-format off */ + EM_ASM({ + try { + navigator.clipboard.readText().then(function (result) { + ccall('update_clipboard', 'void', ['string'], [result]); + }).catch(function (e) { + // Fail graciously. + }); + } catch (e) { + // Fail graciously. + } + }); + /* clang-format on */ + return this->OS::get_clipboard(); +} + // Lifecycle int OS_JavaScript::get_current_video_driver() const { return video_driver_index; @@ -939,6 +980,11 @@ Error OS_JavaScript::initialize(const VideoMode &p_desired, int p_video_driver, (['mouseover', 'mouseleave', 'focus', 'blur']).forEach(function(event, index) { Module.canvas.addEventListener(event, send_notification.bind(null, notifications[index])); }); + // Clipboard + const update_clipboard = cwrap('update_clipboard', null, ['string']); + window.addEventListener('paste', function(evt) { + update_clipboard(evt.clipboardData.getData('text')); + }, true); }, MainLoop::NOTIFICATION_WM_MOUSE_ENTER, MainLoop::NOTIFICATION_WM_MOUSE_EXIT, |