//Display the openfile common dialog
BOOL OpenDialog(HWND hwnd){
OPENFILENAME ofn;
TCHAR szFile[MAX_PATH];
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.lpstrFile = szFile;
ofn.lpstrFile[0] = '\0';
ofn.hwndOwner = hwnd;
ofn.nMaxFile = sizeof(szFile);
ofn.lpstrFilter = TEXT("EXCEL csv files(*.csv)\0*.csv\0");
ofn.nFilterIndex = 1;
ofn.lpstrInitialDir = NULL;
ofn.lpstrFileTitle = NULL;
ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
wstring s1, s2;
if (GetOpenFileName(&ofn)){
s1 += L"正在打开：";
s2 += ofn.lpstrFile;
s1 += s2;
SendMessage((HWND)GetWindowLongPtr(hWnd, GWLP_USERDATA), SB_SETTEXT, 1, (LPARAM)s1.c_str());
LoadCSV(ofn.lpstrFile);
}
std::wostringstream s;
s << L"已经打开了" << s2 << " " << L"共读取了" << csvReader.getRowCount() << L"条";
wstring r(s.str());
SendMessage((HWND)GetWindowLongPtr(hWnd, GWLP_USERDATA), SB_SETTEXT, 0, (LPARAM)L"编辑中");
SendMessage((HWND)GetWindowLongPtr(hWnd, GWLP_USERDATA), SB_SETTEXT, 1, (LPARAM)r.c_str());
SetScrollRange(hwnd, SB_VERT, 0, csvReader.getRowCount(), FALSE);
const int columnCount = csvReader.getHeadRow()->getColumnSize();
HMENU hmRand = GetSubMenu(hMenu, 1);
assert(hmRand != NULL);
for (int i = 0; i < columnCount; i++){
wstring s(L"以“");
s += csvReader.getHeadRow()->getColumn(i);
s += L"”随机排序";
AppendMenu(hmRand, MF_STRING, IDM_RANDOMSORT_ITEM_1 + i,s.c_str());
}
SetMenu(hWnd, hMenu);
GetSystemMenu(hWnd, TRUE);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static int cxClient, cyClient;
static int cxChar, cyChar;
static int iScollPos;
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
wstring s;
RECT rc = { 0, 0, 0, 0 };
TCHAR szText[200];
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
case IDM_FILE_OPEN:
OpenDialog(hWnd);
SetScrollPos(hWnd, SB_VERT, iScollPos, FALSE);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_FILE_SAVE:
OpenSaveDialog(hWnd);
break;
case IDM_RANDOMSORT_ITEM_1:
csvReader.randSort(0);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_2:
csvReader.randSort(1);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_3:
csvReader.randSort(2);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_4:
csvReader.randSort(3);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_5:
csvReader.randSort(4);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_6:
csvReader.randSort(5);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_7:
csvReader.randSort(6);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_8:
csvReader.randSort(7);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_9:
csvReader.randSort(8);
InvalidateRect(hWnd, NULL, TRUE);
break;
case IDM_RANDOMSORT_ITEM_10:
csvReader.randSort(9);
InvalidateRect(hWnd, NULL, TRUE);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_CREATE:
hdc = GetDC(hWnd);
//Get Text Height and Width
TEXTMETRIC tm;
GetTextMetrics(hdc, &tm);
cxChar = tm.tmAveCharWidth;
cyChar = tm.tmHeight + tm.tmExternalLeading;
ReleaseDC(hWnd, hdc);
// Create the Header control
//hHeader = CreateWindowEx(0, WC_HEADER, 0,
// HDS_BUTTONS | WS_CHILD | WS_VISIBLE,
// 0, 0, 0, 0,
// hWnd, (HMENU)IDC_HEADER, hInst, 0);
//// Resize the header control
//GetClientRect(hWnd, &rc);
//OnHeaderSize(hWnd, 0, rc.right, rc.bottom);
//// Set the font for the header common control
//SendMessage(hHeader, WM_SETFONT, (WPARAM)GetStockObject(DEFAULT_GUI_FONT), 0);
// Create the StatusBar
hStatusbar = CreateWindowEx(0, STATUSCLASSNAME, NULL,
WS_CHILD | WS_VISIBLE | SBARS_SIZEGRIP, 0, 0, 0, 0,
hWnd, (HMENU)IDC_MAIN_STATUS, GetModuleHandle(NULL), NULL);
// Store the statusbar control handle as the user data associated with
// the parent window so that it can be retrieved for later use.
SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)hStatusbar);
InitStatusbar(hStatusbar);
// Add 4 Header items
for (UINT i = 0; i < 4; i++)
{
HDITEM hdi = { 0 };
hdi.mask = HDI_WIDTH | HDI_FORMAT | HDI_TEXT;
hdi.cxy = rc.right / 4;
hdi.fmt = HDF_CENTER;
swprintf_s(szText, 200, L"Header %d", i);
hdi.pszText = szText;
hdi.cchTextMax = 200;
SendMessage(hHeader, HDM_INSERTITEM, i, (LPARAM)&hdi);
}
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
// TODO: Add any drawing code here...
TCHAR buffer[20];
s += L"Text Height";
wsprintf(buffer, L"%d ", cyChar);
s.append(buffer);
s += L" Text Width";
wsprintf(buffer, L"%d ", cxChar);
s += buffer;
//TextOut(hdc, 0, 20, s.c_str(), s.length());
if (csvReader.isOpened()){
const int columnCount = csvReader.getHeadRow()->getColumnSize();
wstring *heads = new wstring[columnCount];
for (int i = 0; i < columnCount; i++){
heads[i].append(csvReader.getHeadRow()->getColumn(i));
}
TextOut(hdc, 0, 0, (LPWSTR)csvReader.getHeader(), lstrlen(csvReader.getHeader()));
int curStart = 0;
EditRow *per;
int count;
curStart = iScollPos;
int end = curStart + cyClient / cyChar;
for (int i = curStart ; i < end; i++){
csvReader.getRow(i,&per);
count = per->getColumnSize();
int j;
for (j = 0; j < count-1; j++){
TextOut(hdc, j*COLUMN_WIDTH, (i-curStart + 1)*cyChar, per->getColumn(j),lstrlen(per->getColumn(j)));
}
wstring sTailRow(per->getColumn(j));
int fpos = -1;
if (fpos = sTailRow.find(_T("\n"))){
sTailRow.erase(fpos, 2);
}
TextOut(hdc, j*COLUMN_WIDTH, (i - curStart + 1)*cyChar,
sTailRow.c_str(),
sTailRow.length());
}
}
EndPaint(hWnd, &ps);
break;
case WM_VSCROLL:
switch (LOWORD(wParam)){
case SB_LINEUP:
iScollPos -= 1;
break;
case SB_LINEDOWN:
iScollPos += 1;
break;
case SB_PAGEUP:
iScollPos -= cyClient / cyChar;
break;
case SB_PAGEDOWN:
iScollPos += cyClient / cyChar;
break;
case SB_THUMBPOSITION:
iScollPos = HIWORD(wParam);
break;
default:
break;
}
iScollPos =max(0, min(iScollPos, csvReader.getRowCount()));
if (iScollPos != GetScrollPos(hWnd, SB_VERT))
{
SetScrollPos(hWnd, SB_VERT, iScollPos, TRUE);
InvalidateRect(hWnd, NULL, TRUE);
}
break;
case WM_SIZE:
cxClient = LOWORD(lParam);
cyClient = HIWORD(lParam);
//InvalidateRect(hStatusbar, NULL, TRUE);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
