mirror of
https://github.com/Ylianst/MeshAgent
synced 2025-12-27 21:53:20 +00:00
1. Updated Mouse Cursor Update to be event driven
2. Added support for remote mouse cursor rendering on Windows
This commit is contained in:
Bryan Roe
@@ -22,8 +22,18 @@ limitations under the License.
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#include "input.h"
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#include "microstack/ILibCrypto.h"
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#include "meshcore/meshdefines.h"
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extern void ILibAppendStringToDiskEx(char *FileName, char *data, int dataLen);
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extern ILibQueue gPendingPackets;
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extern int gRemoteMouseRenderDefault;
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uint64_t gMouseInputTime = 0;
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HWINEVENTHOOK CUR_HOOK = NULL;
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WNDCLASSEXA CUR_WNDCLASS;
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HWND CUR_HWND = NULL;
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HANDLE CUR_APCTHREAD = NULL;
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HANDLE CUR_WORKTHREAD = NULL;
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int CUR_CURRENT = 0;
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int CUR_APPSTARTING;
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@@ -59,6 +69,68 @@ MOUSEEVENTF_MIDDLEUP 0x0040
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MOUSEEVENTF_DOUBLECLK 0x0088
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*/
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int KVM_CursorHashToMSG(int hashcode)
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{
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int ret = KVM_MouseCursor_ARROW;
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if (hashcode == CUR_APPSTARTING)
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{
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ret = KVM_MouseCursor_APPSTARTING;
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}
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else if (hashcode == CUR_ARROW)
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{
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ret = KVM_MouseCursor_ARROW;
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}
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else if (hashcode == CUR_CROSS)
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{
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ret = KVM_MouseCursor_CROSS;
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}
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else if (hashcode == CUR_HAND)
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{
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ret = KVM_MouseCursor_HAND;
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}
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else if (hashcode == CUR_HELP)
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{
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ret = KVM_MouseCursor_HELP;
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}
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else if (hashcode == CUR_IBEAM)
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{
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ret = KVM_MouseCursor_IBEAM;
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}
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else if (hashcode == CUR_NO)
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{
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ret = KVM_MouseCursor_NO;
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}
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else if (hashcode == CUR_SIZEALL)
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{
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ret = KVM_MouseCursor_SIZEALL;
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}
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else if (hashcode == CUR_SIZENESW)
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{
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ret = KVM_MouseCursor_SIZENESW;
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}
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else if (hashcode == CUR_SIZENS)
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{
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ret = KVM_MouseCursor_SIZENS;
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}
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else if (hashcode == CUR_SIZENWSE)
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{
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ret = KVM_MouseCursor_SIZENWSE;
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}
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else if (hashcode == CUR_SIZEWE)
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{
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ret = KVM_MouseCursor_SIZEWE;
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}
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else if (hashcode == CUR_UPARROW)
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{
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ret = KVM_MouseCursor_UPARROW;
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}
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else if (hashcode == CUR_WAIT)
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{
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ret = KVM_MouseCursor_WAIT;
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}
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return(ret);
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}
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int KVM_GetCursorHash(HCURSOR hc, char *buffer, size_t bufferLen)
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{
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int crc = 0;
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@@ -71,33 +143,160 @@ int KVM_GetCursorHash(HCURSOR hc, char *buffer, size_t bufferLen)
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{
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//printf("CX: %ul, CY:%ul, Color: %ul, Showing: %d\n", bm.bmWidth, bm.bmHeight, ii.hbmColor, info.flags);
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HDC hdcScreen = GetDC(NULL);
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HDC hdcMem = CreateCompatibleDC(hdcScreen);
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HBITMAP hbmCanvas = CreateCompatibleBitmap(hdcScreen, bm.bmWidth, ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2));
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HGDIOBJ hbmold = SelectObject(hdcMem, hbmCanvas);
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BITMAPINFO bmpInfo;
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char *tmpBuffer;
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if (hdcScreen != NULL)
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{
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HDC hdcMem = CreateCompatibleDC(hdcScreen);
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HBITMAP hbmCanvas = CreateCompatibleBitmap(hdcScreen, bm.bmWidth, ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2));
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if (hdcMem != NULL && hbmCanvas != NULL)
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{
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HGDIOBJ hbmold = SelectObject(hdcMem, hbmCanvas);
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BITMAPINFO bmpInfo;
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char *tmpBuffer;
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ZeroMemory(&bmpInfo, sizeof(bmpInfo));
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bmpInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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bmpInfo.bmiHeader.biCompression = BI_RGB;
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ZeroMemory(&bmpInfo, sizeof(bmpInfo));
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bmpInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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bmpInfo.bmiHeader.biCompression = BI_RGB;
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DrawIconEx(hdcMem, 0, 0, hc, bm.bmWidth, ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2), 0, NULL, DI_NORMAL);
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GetDIBits(hdcScreen, hbmCanvas, 0, 0, NULL, &bmpInfo, DIB_RGB_COLORS);
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if ((tmpBuffer = (char*)malloc(bmpInfo.bmiHeader.biSizeImage)) == NULL) { ILIBCRITICALEXIT(254); }
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DrawIconEx(hdcMem, 0, 0, hc, bm.bmWidth, ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2), 0, NULL, DI_NORMAL);
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GetDIBits(hdcScreen, hbmCanvas, 0, 0, NULL, &bmpInfo, DIB_RGB_COLORS);
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if ((tmpBuffer = (char*)malloc(bmpInfo.bmiHeader.biSizeImage)) == NULL) { ILIBCRITICALEXIT(254); }
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bmpInfo.bmiHeader.biCompression = BI_RGB;
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GetDIBits(hdcScreen, hbmCanvas, 0, (UINT)(ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2)), tmpBuffer, &bmpInfo, DIB_RGB_COLORS);
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crc = util_crc((unsigned char*)tmpBuffer, bmpInfo.bmiHeader.biSizeImage, 0);
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bmpInfo.bmiHeader.biCompression = BI_RGB;
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GetDIBits(hdcScreen, hbmCanvas, 0, (UINT)(ii.hbmColor ? bm.bmHeight : (bm.bmHeight / 2)), tmpBuffer, &bmpInfo, DIB_RGB_COLORS);
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crc = util_crc((unsigned char*)tmpBuffer, bmpInfo.bmiHeader.biSizeImage, 0);
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free(tmpBuffer);
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SelectObject(hdcMem, hbmold);
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ReleaseDC(NULL, hdcMem);
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ReleaseDC(NULL, hdcScreen);
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free(tmpBuffer);
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SelectObject(hdcMem, hbmold);
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}
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if (hbmCanvas != NULL) { DeleteObject(hbmCanvas); }
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if (hdcMem != NULL) { ReleaseDC(NULL, hdcMem); }
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if (hdcScreen != NULL) { ReleaseDC(NULL, hdcScreen); }
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}
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}
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return(crc);
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}
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void __stdcall KVM_APCSink(ULONG_PTR user)
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{
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ILibQueue_EnQueue(gPendingPackets, (char*)user);
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}
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void CALLBACK KVMWinEventProc(
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HWINEVENTHOOK hook,
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DWORD event,
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HWND hwnd,
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LONG idObject,
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LONG idChild,
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DWORD idEventThread,
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DWORD time)
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{
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char *buffer;
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CURSORINFO info = { 0 };
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int i;
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if (hwnd == NULL && idObject == OBJID_CURSOR)
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{
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switch (event)
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{
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case EVENT_OBJECT_LOCATIONCHANGE:
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if (gRemoteMouseRenderDefault != 0 || ((uint64_t)ILibGetUptime() - gMouseInputTime) > 500)
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{
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info.cbSize = sizeof(info);
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GetCursorInfo(&info);
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buffer = (char*)ILibMemory_SmartAllocate(12);
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((unsigned short*)buffer)[0] = (unsigned short)htons((unsigned short)MNG_KVM_MOUSE_MOVE); // Write the type
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((unsigned short*)buffer)[1] = (unsigned short)htons((unsigned short)12); // Write the size
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((long*)buffer)[1] = info.ptScreenPos.x;
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((long*)buffer)[2] = info.ptScreenPos.y;
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QueueUserAPC((PAPCFUNC)KVM_APCSink, CUR_APCTHREAD, (ULONG_PTR)buffer);
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}
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break;
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case EVENT_OBJECT_NAMECHANGE:
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case EVENT_OBJECT_HIDE:
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// Mouse Cursor has changed
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info.cbSize = sizeof(info);
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GetCursorInfo(&info);
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i = KVM_CursorHashToMSG(KVM_GetCursorHash(info.hCursor, NULL, 0));
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buffer = (char*)ILibMemory_SmartAllocate(5);
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((unsigned short*)buffer)[0] = (unsigned short)htons((unsigned short)MNG_KVM_MOUSE_CURSOR); // Write the type
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((unsigned short*)buffer)[1] = (unsigned short)htons((unsigned short)5); // Write the size
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buffer[4] = (char)i; // Cursor Type
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QueueUserAPC((PAPCFUNC)KVM_APCSink, CUR_APCTHREAD, (ULONG_PTR)buffer);
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break;
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default:
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//printf("Unknown: %ul\n", event);
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break;
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}
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}
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}
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void KVM_StopMessagePump()
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{
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if (CUR_HWND != NULL)
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{
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PostMessageA(CUR_HWND, WM_QUIT, 0, 0);
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WaitForSingleObject(CUR_WORKTHREAD, 5000);
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}
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}
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void KVM_UnInitMouseCursors()
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{
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if (CUR_HOOK != NULL)
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{
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UnhookWinEvent(CUR_HOOK);
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CUR_HOOK = NULL;
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KVM_StopMessagePump();
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}
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}
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LRESULT CALLBACK KVMWindowProc(
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_In_ HWND hwnd,
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_In_ UINT uMsg,
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_In_ WPARAM wParam,
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_In_ LPARAM lParam
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)
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{
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if (uMsg == WM_CREATE)
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{
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CUR_HOOK = SetWinEventHook(EVENT_OBJECT_SHOW, EVENT_OBJECT_NAMECHANGE, NULL, KVMWinEventProc, 0, 0, WINEVENT_OUTOFCONTEXT);
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}
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return(DefWindowProcA(hwnd, uMsg, wParam, lParam));
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}
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void KVM_PumpMessage()
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{
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MSG m;
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while (GetMessageA(&m, CUR_HWND, 0, 0) > 0)
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{
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TranslateMessage(&m);
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DispatchMessageA(&m);
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}
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}
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DWORD WINAPI KVM_InitMessagePumpEx(LPVOID parm)
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{
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memset(&CUR_WNDCLASS, 0, sizeof(CUR_WNDCLASS));
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CUR_WNDCLASS.hInstance = GetModuleHandleA(NULL);
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CUR_WNDCLASS.lpszClassName = "MainWWW2Class";
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CUR_WNDCLASS.cbSize = sizeof(CUR_WNDCLASS);
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CUR_WNDCLASS.lpfnWndProc = KVMWindowProc;
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if (RegisterClassExA(&CUR_WNDCLASS) != 0)
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{
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CUR_HWND = CreateWindowExA(0x00000088, "MainWWW2Class", "TestTitle", 0x00800000, 0, 0, 100, 100, 0, 0, 0, 0);
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KVM_PumpMessage();
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}
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return(0);
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}
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void KVM_InitMessagePump()
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{
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CUR_APCTHREAD = OpenThread(THREAD_ALL_ACCESS, FALSE, GetCurrentThreadId());
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CUR_WORKTHREAD = CreateThread(NULL, 0, KVM_InitMessagePumpEx, NULL, 0, 0);
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}
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void KVM_InitMouseCursors()
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{
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CUR_ARROW = KVM_GetCursorHash(LoadCursorA(NULL, IDC_ARROW), NULL, 0);
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@@ -113,18 +312,19 @@ void KVM_InitMouseCursors()
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CUR_SIZENWSE = KVM_GetCursorHash(LoadCursorA(NULL, IDC_SIZENWSE), NULL, 0);
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CUR_SIZEWE = KVM_GetCursorHash(LoadCursorA(NULL, IDC_SIZEWE), NULL, 0);
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CUR_UPARROW = KVM_GetCursorHash(LoadCursorA(NULL, IDC_UPARROW), NULL, 0);
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CUR_WAIT = KVM_GetCursorHash(LoadCursorA(NULL, IDC_WAIT), NULL, 0);
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CUR_WAIT = KVM_GetCursorHash(LoadCursorA(NULL, IDC_WAIT), NULL, 0);
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KVM_InitMessagePump();
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}
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KVM_MouseCursors MouseAction(double absX, double absY, int button, short wheel)
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void MouseAction(double absX, double absY, int button, short wheel)
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{
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INPUT mouse;
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KVM_MouseCursors ret = KVM_MouseCursor_NOCHANGE;
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if (button == 0x88)
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{
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// Double click indication, no nothing on windows.
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return(ret);
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return;
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}
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mouse.type = INPUT_MOUSE;
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@@ -135,74 +335,8 @@ KVM_MouseCursors MouseAction(double absX, double absY, int button, short wheel)
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if (wheel) mouse.mi.dwFlags |= MOUSEEVENTF_WHEEL;
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mouse.mi.time = 0;
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mouse.mi.dwExtraInfo = 0;
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gMouseInputTime = (uint64_t)ILibGetUptime();
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SendInput(1, &mouse, sizeof(INPUT));
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CURSORINFO info = { 0 };
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info.cbSize = sizeof(info);
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GetCursorInfo(&info);
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int i = KVM_GetCursorHash(info.hCursor, NULL, 0);
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if (i != CUR_CURRENT)
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{
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CUR_CURRENT = i;
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if (CUR_CURRENT == CUR_APPSTARTING)
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{
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ret = KVM_MouseCursor_APPSTARTING;
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}
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else if (CUR_CURRENT == CUR_ARROW)
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{
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ret = KVM_MouseCursor_ARROW;
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}
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else if (CUR_CURRENT == CUR_CROSS)
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{
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ret = KVM_MouseCursor_CROSS;
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}
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else if (CUR_CURRENT == CUR_HAND)
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{
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ret = KVM_MouseCursor_HAND;
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}
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else if (CUR_CURRENT == CUR_HELP)
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{
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ret = KVM_MouseCursor_HELP;
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}
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else if (CUR_CURRENT == CUR_IBEAM)
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{
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ret = KVM_MouseCursor_IBEAM;
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}
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else if (CUR_CURRENT == CUR_NO)
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{
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ret = KVM_MouseCursor_NO;
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}
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else if (CUR_CURRENT == CUR_SIZEALL)
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{
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ret = KVM_MouseCursor_SIZEALL;
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}
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else if (CUR_CURRENT == CUR_SIZENESW)
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{
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ret = KVM_MouseCursor_SIZENESW;
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}
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else if (CUR_CURRENT == CUR_SIZENS)
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{
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ret = KVM_MouseCursor_SIZENS;
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}
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else if (CUR_CURRENT == CUR_SIZENWSE)
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{
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ret = KVM_MouseCursor_SIZENWSE;
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}
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else if (CUR_CURRENT == CUR_SIZEWE)
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{
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ret = KVM_MouseCursor_SIZEWE;
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}
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else if (CUR_CURRENT == CUR_UPARROW)
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{
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ret = KVM_MouseCursor_UPARROW;
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}
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else if (CUR_CURRENT == CUR_WAIT)
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{
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ret = KVM_MouseCursor_WAIT;
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}
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}
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return(ret);
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}
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Reference in New Issue
Block a user