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Use unordered_map for keydown to allow codes above 255 (#248)

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- Adds internal support for 32bit key codes, required for proper keyboard input on Linux
- Use gdk_keyval_name to get key name on Linux
This commit is contained in:
SSimco 2022-09-18 18:07:26 -07:00 • committed by GitHub
parent 5e968eff4f
commit 9f02733a0d
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 143 additions and 83 deletions
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17
src/imgui/imgui_extension.cpp
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@ -110,7 +110,8 @@ ImFont* ImGui_GetFont(float size)
void ImGui_UpdateWindowInformation(bool mainWindow)
{
extern WindowInfo g_window_info;
static std::map<uint32, ImGuiKey> keyboard_mapping;
static uint32 current_key = 0;
ImGuiIO& io = ImGui::GetIO();
io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors;
io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad;
@ -130,9 +131,17 @@ void ImGui_UpdateWindowInformation(bool mainWindow)
bool padDown;
const auto pos = instance.get_left_down_mouse_info(&padDown);
io.MouseDown[0] = padDown != mainWindow && pos.has_value();
std::fill_n(io.KeysDown, std::size(io.KeysDown), false);
std::copy(std::cbegin(g_window_info.keydown), std::cend(g_window_info.keydown), io.KeysDown);
auto get_mapping = [&](uint32 key_code)
{
auto key = keyboard_mapping.find(key_code);
if (key != keyboard_mapping.end())
return key->second;
ImGuiKey mapped_key = current_key + ImGuiKey_NamedKey_BEGIN;
current_key = (current_key + 1) % ImGuiKey_NamedKey_COUNT ;
keyboard_mapping[key_code] = mapped_key;
return mapped_key;
};
g_window_info.iter_keystates([&](auto&& el){ io.AddKeyEvent(get_mapping(el.first), el.second); });
// printf("%f %f %d\n", io.MousePos.x, io.MousePos.y, io.MouseDown[0]);