109 lines
2.2 KiB
C
109 lines
2.2 KiB
C
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#include "ddemlp.h"
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#include "heapwach.h"
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#ifdef WATCHHEAPS
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extern char FAR SZHEAPWATCHCLASS[];
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#define MAX_WINDOWS 20
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typedef struct {
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WORD sel;
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HWND hwnd;
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} SELWND;
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char szT[30];
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SELWND sw[MAX_WINDOWS];
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int cHwnds = 0;
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VOID LogAlloc(
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DWORD lpstr,
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WORD cb,
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DWORD color,
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HANDLE hInstance)
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{
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int i;
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HWND hwnd;
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WORD sel;
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WORD off;
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int mj, mn, cl;
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HDC hdc;
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RECT rc, rcClient;
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HBRUSH hbr;
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sel = HIWORD(lpstr);
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hwnd = NULL;
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for (i = 0; i < cHwnds; i++) {
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if (sel == sw[i].sel) {
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hwnd = sw[i].hwnd;
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if (!IsWindow(hwnd)) {
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// this must have been destroyed and we are now reusing the sel.
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sw[i] = sw[--cHwnds];
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hwnd = NULL;
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}
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break;
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}
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}
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if (!hwnd && cHwnds < MAX_WINDOWS) {
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itoa((int)sel, szT, 16);
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sw[cHwnds].sel = sel;
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sw[cHwnds].hwnd = hwnd = CreateWindow(SZHEAPWATCHCLASS, szT,
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WS_POPUP | WS_CAPTION, CW_USEDEFAULT, CW_USEDEFAULT, 64, 64,
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NULL, NULL, hInstance, NULL);
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if (hwnd) {
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cHwnds++;
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GetWindowRect(hwnd, &rc);
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GetClientRect(hwnd, &rcClient);
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rc.bottom += 128 - (rcClient.bottom - rcClient.top);
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rc.right += 128 - (rcClient.right - rcClient.left);
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MoveWindow(hwnd, 0, 0, rc.right - rc.left, rc.bottom - rc.top, FALSE);
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ShowWindow(hwnd, SW_SHOWNORMAL);
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}
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}
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if (!hwnd) {
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return;
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}
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off = LOWORD(lpstr) >> 2;
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mj = off >> 7;
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mn = off & 0x7f;
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cl = cb >> 2;
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hdc = GetDC(hwnd);
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hbr = CreateSolidBrush(color);
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rc.top = mj;
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rc.bottom = rc.top + 1;
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rc.left = (int)mn;
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rc.right = min(127, mn + cl);
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FillRect(hdc, &rc, hbr);
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cl -= (int)(rc.right - rc.left);
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if (cl > 127) {
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rc.top++;
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rc.bottom = rc.top + cl / 128;
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rc.left = 0;
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rc.right = 127;
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FillRect(hdc, &rc, hbr);
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cl -= 128 * (cl / 128);
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}
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if (cl > 0) {
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rc.top = rc.bottom;
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rc.bottom++;
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rc.left = 0;
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rc.right = cl;
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FillRect(hdc, &rc, hbr);
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}
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DeleteObject(hbr);
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ReleaseDC(hwnd, hdc);
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}
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VOID CloseHeapWatch()
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{
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int i;
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for (i = 0; i < cHwnds; i++) {
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DestroyWindow(sw[i].hwnd);
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}
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cHwnds = 0;
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}
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#endif
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