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Support key modifiers on emscripten.

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This commit is contained in:
Bartosz Taudul
2026-06-10 23:39:08 +02:00
parent f89709e99e
commit cc091a99a2
1 changed files with 11 additions and 0 deletions
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11
profiler/src/BackendEmscripten.cpp
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@@ -162,6 +162,15 @@ static ImGuiKey TranslateKeyCode( const char* code )
return ImGuiKey_None;
}
static void UpdateKeyModifiers( const EmscriptenKeyboardEvent* e )
{
ImGuiIO& io = ImGui::GetIO();
io.AddKeyEvent( ImGuiMod_Ctrl, e->ctrlKey );
io.AddKeyEvent( ImGuiMod_Shift, e->shiftKey );
io.AddKeyEvent( ImGuiMod_Alt, e->altKey );
io.AddKeyEvent( ImGuiMod_Super, e->metaKey );
}
Backend::Backend( const char* title, const std::function<void()>& redraw, const std::function<void(float)>& scaleChanged, const std::function<int(void)>& isBusy, RunQueue* mainThreadTasks )
{
constexpr EGLint eglConfigAttrib[] = {
@@ -243,6 +252,7 @@ Backend::Backend( const char* title, const std::function<void()>& redraw, const
return EM_TRUE;
} );
emscripten_set_keydown_callback( EMSCRIPTEN_EVENT_TARGET_WINDOW, nullptr, EM_TRUE, [] ( int, const EmscriptenKeyboardEvent* e, void* ) -> EM_BOOL {
UpdateKeyModifiers( e );
const auto code = TranslateKeyCode( e->code );
if( code == ImGuiKey_None ) return EM_FALSE;
ImGui::GetIO().AddKeyEvent( code, true );
@@ -250,6 +260,7 @@ Backend::Backend( const char* title, const std::function<void()>& redraw, const
return EM_TRUE;
} );
emscripten_set_keyup_callback( EMSCRIPTEN_EVENT_TARGET_WINDOW, nullptr, EM_TRUE, [] ( int, const EmscriptenKeyboardEvent* e, void* ) -> EM_BOOL {
UpdateKeyModifiers( e );
const auto code = TranslateKeyCode( e->code );
if( code == ImGuiKey_None ) return EM_FALSE;
ImGui::GetIO().AddKeyEvent( code, false );