main.cpp

#include "stdafx.h"

BOOL CALLBACK find_and_resize_proc1(HWND hwnd, LPARAM lParam)
{
    WCHAR wsz1[128];
    WCHAR wsz2[128];
    GetClassName(hwnd, wsz1, 128);
    GetWindowText(hwnd, wsz2, 128);
    if (wcscmp(wsz1, L"Chrome_WidgetWin_0") != 0 || !wsz2[0])
        return TRUE;

    RECT rc, rc1, rc2;
    GetClientRect(hwnd, &rc);
    HWND hwnd1 = GetWindow(hwnd, GW_CHILD);
    HWND hwnd2 = GetWindow(hwnd1, GW_HWNDNEXT);
    hwnd2 = GetWindow(hwnd2, GW_HWNDNEXT);
    GetWindowRect(hwnd1, &rc1);
    GetWindowRect(hwnd2, &rc2);
    MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&rc1, 2);
    MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&rc2, 2);

    rc1.left += 100;
    rc1.top += 100;
    rc1.bottom -= 100;
    rc1.right = rc.right / 2;

    MoveWindow(hwnd1, rc1.left, rc1.top, rc1.right - rc1.left, rc1.bottom - rc1.top, TRUE);
    return FALSE;
}

int APIENTRY _tWinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPTSTR    lpCmdLine,
                     int       nCmdShow)
{
    EnumWindows(find_and_resize_proc2, NULL);
    return 0;
}