245 lines
7.9 KiB
C++
245 lines
7.9 KiB
C++
#include "thermion_window.h"
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#include <cstdint>
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#include <iostream>
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#include <chrono>
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#include <thread>
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#include <Windows.h>
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#include <dwmapi.h>
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#include <ShObjIdl.h>
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#pragma comment(lib, "dwmapi.lib")
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#pragma comment(lib, "comctl32.lib")
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namespace thermion {
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static constexpr auto kClassName = L"THERMION_WINDOW";
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static constexpr auto kWindowName = L"thermion_window";
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static bool was_window_hidden_due_to_minimize_ = false;
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static WPARAM last_wm_size_wparam_ = SIZE_RESTORED;
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uint64_t last_thread_time_ = 0;
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static constexpr auto kNativeViewPositionAndShowDelay = 300;
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typedef enum _WINDOWCOMPOSITIONATTRIB {
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WCA_UNDEFINED = 0,
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WCA_NCRENDERING_ENABLED = 1,
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WCA_NCRENDERING_POLICY = 2,
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WCA_TRANSITIONS_FORCEDISABLED = 3,
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WCA_ALLOW_NCPAINT = 4,
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WCA_CAPTION_BUTTON_BOUNDS = 5,
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WCA_NONCLIENT_RTL_LAYOUT = 6,
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WCA_FORCE_ICONIC_REPRESENTATION = 7,
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WCA_EXTENDED_FRAME_BOUNDS = 8,
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WCA_HAS_ICONIC_BITMAP = 9,
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WCA_THEME_ATTRIBUTES = 10,
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WCA_NCRENDERING_EXILED = 11,
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WCA_NCADORNMENTINFO = 12,
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WCA_EXCLUDED_FROM_LIVEPREVIEW = 13,
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WCA_VIDEO_OVERLAY_ACTIVE = 14,
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WCA_FORCE_ACTIVEWINDOW_APPEARANCE = 15,
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WCA_DISALLOW_PEEK = 16,
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WCA_CLOAK = 17,
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WCA_CLOAKED = 18,
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WCA_ACCENT_POLICY = 19,
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WCA_FREEZE_REPRESENTATION = 20,
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WCA_EVER_UNCLOAKED = 21,
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WCA_VISUAL_OWNER = 22,
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WCA_HOLOGRAPHIC = 23,
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WCA_EXCLUDED_FROM_DDA = 24,
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WCA_PASSIVEUPDATEMODE = 25,
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WCA_USEDARKMODECOLORS = 26,
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WCA_LAST = 27
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} WINDOWCOMPOSITIONATTRIB;
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typedef struct _WINDOWCOMPOSITIONATTRIBDATA {
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WINDOWCOMPOSITIONATTRIB Attrib;
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PVOID pvData;
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SIZE_T cbData;
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} WINDOWCOMPOSITIONATTRIBDATA;
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typedef enum _ACCENT_STATE {
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ACCENT_DISABLED = 0,
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ACCENT_ENABLE_GRADIENT = 1,
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ACCENT_ENABLE_TRANSPARENTGRADIENT = 2,
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ACCENT_ENABLE_BLURBEHIND = 3,
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ACCENT_ENABLE_ACRYLICBLURBEHIND = 4,
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ACCENT_ENABLE_HOSTBACKDROP = 5,
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ACCENT_INVALID_STATE = 6
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} ACCENT_STATE;
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typedef struct _ACCENT_POLICY {
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ACCENT_STATE AccentState;
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DWORD AccentFlags;
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DWORD GradientColor;
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DWORD AnimationId;
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} ACCENT_POLICY;
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typedef BOOL(WINAPI* _GetWindowCompositionAttribute)(
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HWND, WINDOWCOMPOSITIONATTRIBDATA*);
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typedef BOOL(WINAPI* _SetWindowCompositionAttribute)(
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HWND, WINDOWCOMPOSITIONATTRIBDATA*);
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static _SetWindowCompositionAttribute g_set_window_composition_attribute = NULL;
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static bool g_set_window_composition_attribute_initialized = false;
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typedef LONG NTSTATUS, *PNTSTATUS;
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#define STATUS_SUCCESS (0x00000000)
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typedef NTSTATUS(WINAPI* RtlGetVersionPtr)(PRTL_OSVERSIONINFOW);
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RTL_OSVERSIONINFOW GetWindowsVersion() {
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HMODULE hmodule = ::GetModuleHandleW(L"ntdll.dll");
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if (hmodule) {
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RtlGetVersionPtr rtl_get_version_ptr =
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(RtlGetVersionPtr)::GetProcAddress(hmodule, "RtlGetVersion");
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if (rtl_get_version_ptr != nullptr) {
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RTL_OSVERSIONINFOW rovi = {0};
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rovi.dwOSVersionInfoSize = sizeof(rovi);
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if (STATUS_SUCCESS == rtl_get_version_ptr(&rovi)) {
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return rovi;
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}
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}
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}
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RTL_OSVERSIONINFOW rovi = {0};
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return rovi;
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}
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void SetWindowComposition(HWND window, int32_t accent_state,
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int32_t gradient_color) {
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// TODO: Look for a better available API.
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if (GetWindowsVersion().dwBuildNumber >= 18362) {
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if (!g_set_window_composition_attribute_initialized) {
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auto user32 = ::GetModuleHandleA("user32.dll");
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if (user32) {
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g_set_window_composition_attribute =
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reinterpret_cast<_SetWindowCompositionAttribute>(
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::GetProcAddress(user32, "SetWindowCompositionAttribute"));
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if (g_set_window_composition_attribute) {
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g_set_window_composition_attribute_initialized = true;
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}
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}
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}
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ACCENT_POLICY accent = {static_cast<ACCENT_STATE>(accent_state), 2,
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static_cast<DWORD>(gradient_color), 0};
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WINDOWCOMPOSITIONATTRIBDATA data;
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data.Attrib = WCA_ACCENT_POLICY;
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data.pvData = &accent;
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data.cbData = sizeof(accent);
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g_set_window_composition_attribute(window, &data);
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}
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}
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LRESULT CALLBACK FilamentWindowProc(HWND const window, UINT const message,
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WPARAM const wparam,
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LPARAM const lparam) noexcept {
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switch (message) {
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std::cout << message <<std::endl;
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case WM_MOUSEMOVE: {
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TRACKMOUSEEVENT event;
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event.cbSize = sizeof(event);
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event.hwndTrack = window;
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event.dwFlags = TME_HOVER;
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event.dwHoverTime = 200;
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auto user_data = ::GetWindowLongPtr(window, GWLP_USERDATA);
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if (user_data) {
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HWND flutterRootWindow = reinterpret_cast<HWND>(user_data);
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::SetForegroundWindow(flutterRootWindow);
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LONG ex_style = ::GetWindowLong(flutterRootWindow, GWL_EXSTYLE);
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ex_style &= ~(WS_EX_TRANSPARENT | WS_EX_LAYERED);
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::SetWindowLong(flutterRootWindow, GWL_EXSTYLE, ex_style);
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}
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break;
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}
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case WM_ERASEBKGND: {
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HDC hdc = (HDC)wparam;
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RECT rect;
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GetClientRect(window, &rect);
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// Get the ThermionWindow instance associated with this window
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ThermionWindow* thermionWindow = reinterpret_cast<ThermionWindow*>(
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GetWindowLongPtr(window, GWLP_USERDATA));
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if (thermionWindow) {
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HBRUSH brush = CreateSolidBrush(RGB(0, 0, 255));
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FillRect(hdc, &rect, brush);
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DeleteObject(brush);
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}
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break;
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}
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case WM_SIZE:
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break;
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case WM_MOVE:
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case WM_MOVING:
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case WM_ACTIVATE:
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case WM_WINDOWPOSCHANGED: {
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// NativeViewCore::GetInstance()->SetHitTestBehavior(0);
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auto user_data = ::GetWindowLongPtr(window, GWLP_USERDATA);
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if (user_data) {
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HWND flutterRootWindow = reinterpret_cast<HWND>(user_data);
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::SetForegroundWindow(flutterRootWindow);
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// NativeViewCore::GetInstance()->SetHitTestBehavior(0);
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LONG ex_style = ::GetWindowLong(flutterRootWindow, GWL_EXSTYLE);
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ex_style &= ~(WS_EX_TRANSPARENT | WS_EX_LAYERED);
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::SetWindowLong(flutterRootWindow, GWL_EXSTYLE, ex_style);
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}
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break;
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}
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default:
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break;
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}
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return ::DefWindowProc(window, message, wparam, lparam);
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}
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ThermionWindow::ThermionWindow(int width,
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int height,
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int left,
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int top) : _width(width), _height(height), _left(left), _top(top) {
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// create the HWND for Filament
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auto window_class = WNDCLASSEX{};
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::SecureZeroMemory(&window_class, sizeof(window_class));
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window_class.cbSize = sizeof(window_class);
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window_class.style = CS_HREDRAW | CS_VREDRAW;
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window_class.lpfnWndProc = FilamentWindowProc;
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window_class.hInstance = 0;
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window_class.lpszClassName = kClassName;
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window_class.hCursor = ::LoadCursorW(nullptr, IDC_ARROW);
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window_class.hbrBackground = ::CreateSolidBrush(RGB(0,255,0));
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::RegisterClassExW(&window_class);
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_windowHandle = ::CreateWindow(kClassName, kWindowName, WS_OVERLAPPEDWINDOW,
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0, 0, _width, _height, nullptr,
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nullptr, GetModuleHandle(nullptr), nullptr);
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// Disable DWM animations
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auto disable_window_transitions = TRUE;
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DwmSetWindowAttribute(_windowHandle, DWMWA_TRANSITIONS_FORCEDISABLED,
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&disable_window_transitions,
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sizeof(disable_window_transitions));
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auto style = ::GetWindowLong(_windowHandle, GWL_STYLE);
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style &= ~(WS_CAPTION | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX |
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WS_EX_APPWINDOW);
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::SetWindowLong(_windowHandle, GWL_STYLE, style);
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// // remove taskbar entry for the window we created
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// ITaskbarList3* taskbar = nullptr;
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// ::CoCreateInstance(CLSID_TaskbarList, 0, CLSCTX_INPROC_SERVER,
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// IID_PPV_ARGS(&taskbar));
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// taskbar->DeleteTab(_windowHandle);
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// taskbar->Release();
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::ShowWindow(_windowHandle, SW_SHOW);
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UpdateWindow(_windowHandle);
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}
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void ThermionWindow::Resize(int width, int height, int left, int top) {
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_width = width;
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_height = height;
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_left = left;
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_top = top;
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}
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HWND ThermionWindow::GetHandle() { return _windowHandle; }
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} // namespace thermion_flutter
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