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feat: 实现多屏幕支持

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This commit is contained in:
Xu Liu 2021-12-19 17:47:57 +08:00
commit d68a2e0622
12 changed files with 110 additions and 35 deletions
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91
Runtime/App.cpp
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@ -40,7 +40,7 @@ bool App::Initialize(HINSTANCE hInst) {
return true;
}
BOOL CALLBACK EnumChildProc(
static BOOL CALLBACK EnumChildProc(
_In_ HWND hwnd,
_In_ LPARAM lParam
) {
@ -105,6 +105,7 @@ bool App::Run(
float cursorZoomFactor,
UINT cursorInterpolationMode,
UINT adapterIdx,
UINT multiMonitorMode,
UINT flags
) {
_hwndSrc = hwndSrc;
@ -113,9 +114,10 @@ bool App::Run(
_cursorZoomFactor = cursorZoomFactor;
_cursorInterpolationMode = cursorInterpolationMode;
_adapterIdx = adapterIdx;
_multiMonitorMode = multiMonitorMode;
_flags = flags;
SPDLOG_LOGGER_INFO(logger, fmt::format("运行时参数：\n\thwndSrc：{}\n\tcaptureMode：{}\n\tadjustCursorSpeed：{}\n\tshowFPS：{}\n\tframeRate：{}\n\tdisableLowLatency：{}\n\tbreakpointMode：{}\n\tdisableWindowResizing：{}\n\tdisableDirectFlip：{}\n\tConfineCursorIn3DGames：{}\n\tadapterIdx：{}\n\tCropTitleBarOfUWP：{}", (void*)hwndSrc, captureMode, IsAdjustCursorSpeed(), IsShowFPS(), frameRate, IsDisableLowLatency(), IsBreakpointMode(), IsDisableWindowResizing(), IsDisableDirectFlip(), IsConfineCursorIn3DGames(), adapterIdx, IsCropTitleBarOfUWP()));
SPDLOG_LOGGER_INFO(logger, fmt::format("运行时参数：\n\thwndSrc：{}\n\tcaptureMode：{}\n\tadjustCursorSpeed：{}\n\tshowFPS：{}\n\tframeRate：{}\n\tdisableLowLatency：{}\n\tbreakpointMode：{}\n\tdisableWindowResizing：{}\n\tdisableDirectFlip：{}\n\tConfineCursorIn3DGames：{}\n\tadapterIdx：{}\n\tCropTitleBarOfUWP：{}\n\tmultiMonitorMode: {}", (void*)hwndSrc, captureMode, IsAdjustCursorSpeed(), IsShowFPS(), frameRate, IsDisableLowLatency(), IsBreakpointMode(), IsDisableWindowResizing(), IsDisableDirectFlip(), IsConfineCursorIn3DGames(), adapterIdx, IsCropTitleBarOfUWP(), multiMonitorMode));
// 每次进入全屏都要重置
_nextTimerId = 1;
@ -344,6 +346,80 @@ void App::_RegisterWndClasses() const {
}
}
static BOOL CALLBACK MonitorEnumProc(HMONITOR, HDC, LPRECT monitorRect, LPARAM data) {
RECT* params = (RECT*)data;
if (Utils::CheckOverlap(params[0], *monitorRect)) {
UnionRect(&params[1], monitorRect, &params[1]);
}
return TRUE;
}
static bool CalcHostWndRect(HWND hWnd, UINT multiMonitorMode, RECT& result) {
switch (multiMonitorMode) {
case 0:
{
// 使用距离源窗口最近的显示器
HMONITOR hMonitor = MonitorFromWindow(hWnd, MONITOR_DEFAULTTONEAREST);
if (!hMonitor) {
SPDLOG_LOGGER_ERROR(logger, MakeWin32ErrorMsg("MonitorFromWindow 失败"));
return false;
}
MONITORINFO mi{};
mi.cbSize = sizeof(mi);
if (!GetMonitorInfo(hMonitor, &mi)) {
SPDLOG_LOGGER_ERROR(logger, MakeWin32ErrorMsg("GetMonitorInfo 失败"));
return false;
}
result = mi.rcMonitor;
break;
}
case 1:
{
// 使用源窗口跨越的所有显示器
// [0] 存储源窗口坐标，[1] 存储计算结果
RECT params[2]{};
if (!GetWindowRect(hWnd, &params[0])) {
SPDLOG_LOGGER_ERROR(logger, MakeWin32ErrorMsg("GetWindowRect 失败"));
return false;
}
if (!EnumDisplayMonitors(NULL, NULL, MonitorEnumProc, (LPARAM)&params)) {
SPDLOG_LOGGER_ERROR(logger, MakeWin32ErrorMsg("EnumDisplayMonitors 失败"));
return false;
}
result = params[1];
if (result.right - result.left <= 0 || result.bottom - result.top <= 0) {
SPDLOG_LOGGER_ERROR(logger, "计算主窗口坐标失败");
return false;
}
break;
}
case 2:
{
// 使用所有显示器（Virtual Screen）
int vsWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
int vsHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
int vsX = GetSystemMetrics(SM_XVIRTUALSCREEN);
int vsY = GetSystemMetrics(SM_YVIRTUALSCREEN);
result = { vsX, vsY, vsX + vsWidth, vsY + vsHeight };
break;
}
default:
return false;
}
return true;
}
// 创建主窗口
bool App::_CreateHostWnd() {
if (FindWindow(HOST_WINDOW_CLASS_NAME, nullptr)) {
@ -351,13 +427,10 @@ bool App::_CreateHostWnd() {
return false;
}
/*int vsWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
int vsHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
int vsX = GetSystemMetrics(SM_XVIRTUALSCREEN);
int vsY = GetSystemMetrics(SM_YVIRTUALSCREEN);
_hostWndRect = { vsX, vsY, vsX + vsWidth, vsY + vsHeight };*/
_hostWndRect = Utils::GetScreenRect(_hwndSrc);
if (!CalcHostWndRect(_hwndSrc, GetMultiMonitorMode(), _hostWndRect)) {
SPDLOG_LOGGER_ERROR(logger, "CalcHostWndRect 失败");
return false;
}
_hwndHost = CreateWindowEx(
(IsBreakpointMode() ? 0 : WS_EX_TOPMOST) | WS_EX_NOACTIVATE | WS_EX_LAYERED | WS_EX_TRANSPARENT,