76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
//// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
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//// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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//// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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//// PARTICULAR PURPOSE.
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////
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//// Copyright (c) Microsoft Corporation. All rights reserved
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#include "pch.h"
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#include "Application.h"
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#include "InteractionContextSample.h"
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#include <CommCtrl.h>
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// <summary>
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// Based on the screen dimensions, decide the size of the application window.
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// </summary>
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HRESULT
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CalcInitialWindowBounds(
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_In_ float logicalDefaultWidth,
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_In_ float logicalDefaultHeight,
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_Out_ RECT *bounds
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)
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{
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// Retrieve the screen height and width in logical pixels.
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HDC hDC = GetDC(NULL);
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if (!hDC)
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{
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return HRESULT_FROM_WIN32(GetLastError());
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}
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float sysDpiFloat = static_cast<float>(GetDeviceCaps(hDC, LOGPIXELSX));
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if (!ReleaseDC(NULL, hDC))
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{
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return HRESULT_FROM_WIN32(GetLastError());
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}
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// Set the dimensions of the bounds RECT provided.
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bounds->left = 10;
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bounds->top = 10;
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bounds->right = static_cast<int>(logicalDefaultWidth*(sysDpiFloat / 96.0F));
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bounds->bottom = static_cast<int>(logicalDefaultHeight*(sysDpiFloat / 96.0F));
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return S_OK;
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}
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//
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// Main application entry point.
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//
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int
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WINAPI WinMain(
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_In_ HINSTANCE /* hInstance */,
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_In_opt_ HINSTANCE /* hPrevInstance */,
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_In_ LPSTR /* lpCmdLine */,
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_In_ int /* nShowCmd */)
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{
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HRESULT hr = S_OK;
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RECT initialBounds;
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auto interactionContextWindow = std::make_shared<CInteractionContextSample>();
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// Initialize the main application window using
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// a default size and window title.
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hr = CalcInitialWindowBounds(1120, 660, &initialBounds);
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if (SUCCEEDED(hr))
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{
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InitCommonControls();
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hr = interactionContextWindow->Initialize(initialBounds, L"Interaction Context Sample Window");
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}
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// Process application messages.
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if (SUCCEEDED(hr))
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{
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hr = interactionContextWindow->Run();
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}
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return hr;
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} |