mirror of
https://github.com/microsoft/PowerToys.git
synced 2024-12-19 14:27:55 +08:00
212ea2de30
- remove common lib - split settings, remove common-md - move ipc interop/kb_layout to interop - rename core -> settings, settings -> old_settings - os-detect header-only; interop -> PowerToysInterop - split notifications, move single-use headers where they're used - winstore lib - rename com utils - rename Updating and Telemetry projects - rename core -> settings-ui and remove examples folder - rename settings-ui folder + consisent common/version include
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
#include "icon_helpers.h"
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#include <shellapi.h>
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#include <shlwapi.h>
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#include <commctrl.h>
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HRESULT GetIconIndexFromPath(_In_ PCWSTR path, _Out_ int* index)
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{
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*index = 0;
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HRESULT hr = E_FAIL;
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SHFILEINFO shFileInfo = { 0 };
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if (!PathIsRelative(path))
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{
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DWORD attrib = GetFileAttributes(path);
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HIMAGELIST himl = (HIMAGELIST)SHGetFileInfo(path, attrib, &shFileInfo, sizeof(shFileInfo), (SHGFI_SYSICONINDEX | SHGFI_SMALLICON | SHGFI_USEFILEATTRIBUTES));
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if (himl)
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{
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*index = shFileInfo.iIcon;
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// We shouldn't free the HIMAGELIST.
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hr = S_OK;
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}
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}
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return hr;
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}
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HBITMAP CreateBitmapFromIcon(_In_ HICON hIcon, _In_opt_ UINT width, _In_opt_ UINT height)
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{
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HBITMAP hBitmapResult = NULL;
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// Create compatible DC
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HDC hDC = CreateCompatibleDC(NULL);
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if (hDC != NULL)
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{
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// Get bitmap rectangle size
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RECT rc = { 0 };
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rc.left = 0;
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rc.right = (width != 0) ? width : GetSystemMetrics(SM_CXSMICON);
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rc.top = 0;
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rc.bottom = (height != 0) ? height : GetSystemMetrics(SM_CYSMICON);
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// Create bitmap compatible with DC
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BITMAPINFO BitmapInfo;
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ZeroMemory(&BitmapInfo, sizeof(BITMAPINFO));
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BitmapInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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BitmapInfo.bmiHeader.biWidth = rc.right;
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BitmapInfo.bmiHeader.biHeight = rc.bottom;
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BitmapInfo.bmiHeader.biPlanes = 1;
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BitmapInfo.bmiHeader.biBitCount = 32;
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BitmapInfo.bmiHeader.biCompression = BI_RGB;
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HDC hDCBitmap = GetDC(NULL);
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HBITMAP hBitmap = CreateDIBSection(hDCBitmap, &BitmapInfo, DIB_RGB_COLORS, NULL, NULL, 0);
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ReleaseDC(NULL, hDCBitmap);
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if (hBitmap != NULL)
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{
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// Select bitmap into DC
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HBITMAP hBitmapOld = (HBITMAP)SelectObject(hDC, hBitmap);
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if (hBitmapOld != NULL)
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{
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// Draw icon into DC
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if (DrawIconEx(hDC, 0, 0, hIcon, rc.right, rc.bottom, 0, NULL, DI_NORMAL))
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{
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// Restore original bitmap in DC
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hBitmapResult = (HBITMAP)SelectObject(hDC, hBitmapOld);
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hBitmapOld = NULL;
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hBitmap = NULL;
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}
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if (hBitmapOld != NULL)
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{
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SelectObject(hDC, hBitmapOld);
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}
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}
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if (hBitmap != NULL)
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{
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DeleteObject(hBitmap);
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}
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}
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DeleteDC(hDC);
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}
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return hBitmapResult;
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} |