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Nav: Examples: DirectX11, Glfw+GL3: Basic code to map keyboard inputs when io.NavFlags & ImGuiNavFlags_EnableKeyboard is set. (will iterate/tweak before spreading to other examples). (#787)

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This commit is contained in:
omar
2018-01-25 15:48:30 +01:00
parent 5f7f27c8de
commit 3967ff58b2
4 changed files with 46 additions and 2 deletions
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22
examples/opengl3_example/imgui_impl_glfw_gl3.cpp
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@ -411,6 +411,28 @@ void ImGui_ImplGlfwGL3_NewFrame()
// Hide OS mouse cursor if ImGui is drawing it
glfwSetInputMode(g_Window, GLFW_CURSOR, io.MouseDrawCursor ? GLFW_CURSOR_HIDDEN : GLFW_CURSOR_NORMAL);
// Gamepad/keyboard navigation mapping [BETA]
memset(io.NavInputs, 0, sizeof(io.NavInputs));
if (io.NavFlags & ImGuiNavFlags_EnableKeyboard)
{
// Update keyboard
// FIXME-NAV: We are still using some of the ImGuiNavInput_PadXXX enums as keyboard support is incomplete.
#define MAP_KEY(NAV_NO, KEY_NO) { if (io.KeysDown[KEY_NO]) io.NavInputs[NAV_NO] = 1.0f; }
MAP_KEY(ImGuiNavInput_KeyLeft, GLFW_KEY_LEFT);
MAP_KEY(ImGuiNavInput_KeyRight, GLFW_KEY_RIGHT);
MAP_KEY(ImGuiNavInput_KeyUp, GLFW_KEY_UP);
MAP_KEY(ImGuiNavInput_KeyDown, GLFW_KEY_DOWN);
MAP_KEY(ImGuiNavInput_KeyMenu, GLFW_KEY_LEFT_ALT);
MAP_KEY(ImGuiNavInput_PadActivate, GLFW_KEY_SPACE);
MAP_KEY(ImGuiNavInput_PadCancel, GLFW_KEY_ESCAPE);
MAP_KEY(ImGuiNavInput_PadInput, GLFW_KEY_ENTER);
MAP_KEY(ImGuiNavInput_PadTweakSlow, GLFW_KEY_LEFT_ALT);
MAP_KEY(ImGuiNavInput_PadTweakSlow, GLFW_KEY_RIGHT_ALT);
MAP_KEY(ImGuiNavInput_PadTweakFast, GLFW_KEY_LEFT_SHIFT);
MAP_KEY(ImGuiNavInput_PadTweakFast, GLFW_KEY_RIGHT_SHIFT);
#undef MAP_KEY
}
// Start the frame. This call will update the io.WantCaptureMouse, io.WantCaptureKeyboard flag that you can use to dispatch inputs (or not) to your application.
ImGui::NewFrame();
}