Function quick_list_window_proc

EverythingExt/quick_select.cpp:709–859

WNDPROC quick_list_window_proc_prev;
LRESULT CALLBACK quick_list_window_proc(
    _In_ HWND   hwnd,
    _In_ UINT   uMsg,
    _In_ WPARAM wParam,
    _In_ LPARAM lParam)
{
    switch (uMsg) {
    case quick_list_msg_update: {
        QuickListData* data = (QuickListData*)GetPropW(hwnd, quick_list_prop);
        if (!data) {
            DebugOStream() << L"quick_list prop is null\n";
            break;
        }

        // adjust the height and width of items and the height of the header
        RECT item_rect;
        if (ListView_GetItemRect(data->list, 0, &item_rect, LVIR_BOUNDS)) {
            if (int new_item_height = item_rect.bottom - item_rect.top;
                new_item_height != data->item_height)
            {
                // adjust the height of items
                data->item_height = new_item_height;
                /*
                // trigger WM_MEASUREITEM
                RECT quick_rect;
                GetWindowRect(quick_list, &quick_rect);
                WINDOWPOS pos{
                    .hwnd = quick_list,
                    .cx = quick_rect.right - quick_rect.left,
                    .cy = quick_rect.bottom - quick_rect.top,
                    .flags = SWP_FRAMECHANGED | SWP_NOCOPYBITS | SWP_NOMOVE | SWP_NOZORDER  // no SWP_NOSIZE
                };
                SendMessageW(quick_list, WM_WINDOWPOSCHANGED, 0, (WPARAM)&pos);
                */

                /*
                if (!data->list_header)
                    data->try_get_header();
                */
                HFONT font = (HFONT)SendMessageW(data->list_header, WM_GETFONT, 0, 0);
                //LRESULT r = SendMessageW(data->header, WM_SETFONT, (WPARAM)font, false);

                // adjust the width
                wchar_t header_text[] = L"键";
                HDC dc = GetDC(data->header);
                HGDIOBJ original_font = SelectObject(dc, font);  // cannot just use the device context of list_header
                SIZE size;
                GetTextExtentPoint32W(dc, header_text, std::size(header_text) - 1, &size);
                SelectObject(dc, original_font);
                ReleaseDC(data->header, dc);
                size.cx += data->left_padding + data->right_padding;

                //ListView_SetColumnWidth(quick_list, 0, size.cx);
                
                RECT quick_rect;
                GetWindowRect(hwnd, &quick_rect);
                SetWindowPos_real(hwnd, nullptr, 0, 0, size.cx, quick_rect.bottom - quick_rect.top, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER);