735 lines
14 KiB
C++
735 lines
14 KiB
C++
/*++
|
|
|
|
Copyright (c) 1994-95 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
utils.cpp
|
|
|
|
Abstract:
|
|
|
|
Utiltities.
|
|
|
|
Author:
|
|
|
|
Don Ryan (donryan) 04-Jan-1995
|
|
|
|
Environment:
|
|
|
|
User Mode - Win32
|
|
|
|
Revision History:
|
|
|
|
Jeff Parham (jeffparh) 12-Nov-1995
|
|
Copied from LLSMGR, stripped Tv (Tree view) functions,
|
|
removed OLE support
|
|
|
|
--*/
|
|
|
|
#include "stdafx.h"
|
|
#include "ccfapi.h"
|
|
#include "utils.h"
|
|
|
|
#define _AFX_NO_OLE_SUPPORT
|
|
|
|
//
|
|
// List view utilities
|
|
//
|
|
|
|
void LvInitColumns(CListCtrl* pListCtrl, PLV_COLUMN_INFO plvColumnInfo)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Initializes list view columns.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
plvColumnInfo - column information.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
ASSERT(plvColumnInfo);
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
int nStringId;
|
|
CString strText;
|
|
LV_COLUMN lvColumn;
|
|
|
|
int nColumns = plvColumnInfo->nColumns;
|
|
PLV_COLUMN_ENTRY plvColumnEntry = plvColumnInfo->lvColumnEntry;
|
|
|
|
lvColumn.mask = LVCF_FMT|
|
|
LVCF_TEXT|
|
|
LVCF_SUBITEM;
|
|
|
|
lvColumn.fmt = LVCFMT_LEFT;
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
while (nColumns--)
|
|
{
|
|
lvColumn.iSubItem = plvColumnEntry->iSubItem;
|
|
|
|
if (nStringId = plvColumnEntry->nStringId)
|
|
{
|
|
strText.LoadString(nStringId);
|
|
}
|
|
else
|
|
{
|
|
strText = _T("");
|
|
}
|
|
|
|
lvColumn.pszText = strText.GetBuffer(0);
|
|
|
|
int nColumnInserted = pListCtrl->InsertColumn( lvColumn.iSubItem, &lvColumn );
|
|
ASSERT( -1 != nColumnInserted );
|
|
|
|
plvColumnEntry++;
|
|
|
|
strText.ReleaseBuffer();
|
|
}
|
|
|
|
SetDefaultFont(pListCtrl);
|
|
|
|
LvResizeColumns(pListCtrl, plvColumnInfo);
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
}
|
|
|
|
|
|
void LvResizeColumns(CListCtrl* pListCtrl, PLV_COLUMN_INFO plvColumnInfo)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Resizes list view columns.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
plvColumnInfo - column information.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
ASSERT(plvColumnInfo);
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
int nColumnWidth;
|
|
int nRelativeWidth;
|
|
int nEntireWidthSoFar = 0;
|
|
int nColumns = plvColumnInfo->nColumns;
|
|
PLV_COLUMN_ENTRY plvColumnEntry = plvColumnInfo->lvColumnEntry;
|
|
|
|
CRect clientRect;
|
|
pListCtrl->GetClientRect(clientRect);
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
while ((nRelativeWidth = plvColumnEntry->nRelativeWidth) != -1)
|
|
{
|
|
nColumnWidth = (nRelativeWidth * clientRect.Width()) / 100;
|
|
pListCtrl->SetColumnWidth(plvColumnEntry->iSubItem, nColumnWidth);
|
|
nEntireWidthSoFar += nColumnWidth;
|
|
plvColumnEntry++;
|
|
}
|
|
|
|
nColumnWidth = clientRect.Width() - nEntireWidthSoFar;
|
|
pListCtrl->SetColumnWidth(plvColumnEntry->iSubItem, nColumnWidth);
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
}
|
|
|
|
|
|
void LvChangeFormat(CListCtrl* pListCtrl, UINT nFormatId)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Changes window style of list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
nFormatId - format specification.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
DWORD dwStyle = ::GetWindowLong(pListCtrl->GetSafeHwnd(), GWL_STYLE);
|
|
|
|
pListCtrl->BeginWaitCursor();
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
if ((dwStyle & LVS_TYPEMASK) != nFormatId)
|
|
{
|
|
::SetWindowLong(
|
|
pListCtrl->GetSafeHwnd(),
|
|
GWL_STYLE,
|
|
(dwStyle & ~LVS_TYPEMASK) | nFormatId
|
|
);
|
|
}
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
pListCtrl->EndWaitCursor();
|
|
}
|
|
|
|
|
|
LPVOID LvGetSelObj(CListCtrl* pListCtrl)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Retrieves the object selected (assumes one) from list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
|
|
Return Values:
|
|
|
|
Same as LvGetNextObj.
|
|
|
|
--*/
|
|
|
|
{
|
|
int iItem = -1;
|
|
return LvGetNextObj(pListCtrl, &iItem);
|
|
}
|
|
|
|
|
|
LPVOID LvGetNextObj(CListCtrl* pListCtrl, LPINT piItem, int nType)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Retrieves the next object selected from list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
piItem - starting index (updated).
|
|
nType - specifies search criteria.
|
|
|
|
Return Values:
|
|
|
|
Returns object pointer or null.
|
|
|
|
--*/
|
|
|
|
{
|
|
ASSERT(piItem);
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
if ((lvItem.iItem = pListCtrl->GetNextItem(*piItem, nType)) != -1)
|
|
{
|
|
lvItem.mask = LVIF_PARAM;
|
|
lvItem.iSubItem = 0;
|
|
|
|
if (pListCtrl->GetItem(&lvItem))
|
|
{
|
|
*piItem = lvItem.iItem;
|
|
return (LPVOID)lvItem.lParam;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
BOOL LvInsertObArray(CListCtrl* pListCtrl, PLV_COLUMN_INFO plvColumnInfo, CObArray* pObArray)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Insert object array into list view.
|
|
Note list view must be unsorted and support LVN_GETDISPINFO.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
plvColumnInfo - column info.
|
|
pObArray - object array.
|
|
|
|
Return Values:
|
|
|
|
VT_BOOL.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pObArray, CObArray);
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
ASSERT(plvColumnInfo);
|
|
ASSERT(pListCtrl->GetItemCount() == 0);
|
|
|
|
BOOL bItemsInserted = FALSE;
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
lvItem.mask = LVIF_TEXT|
|
|
LVIF_PARAM|
|
|
LVIF_IMAGE;
|
|
|
|
lvItem.pszText = LPSTR_TEXTCALLBACK;
|
|
lvItem.cchTextMax = LPSTR_TEXTCALLBACK_MAX;
|
|
lvItem.iImage = I_IMAGECALLBACK;
|
|
lvItem.iSubItem = 0;
|
|
|
|
int iItem;
|
|
int iSubItem;
|
|
|
|
int nItems = (int)pObArray->GetSize();
|
|
ASSERT(nItems != -1); // iItem is -1 if error...
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
pListCtrl->SetItemCount(nItems);
|
|
|
|
CObject* pObject = NULL;
|
|
|
|
for (iItem = 0; (-1 != iItem) && (iItem < nItems) && (pObject = pObArray->GetAt(iItem)); iItem++)
|
|
{
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
lvItem.iItem = iItem;
|
|
lvItem.lParam = (LPARAM)(LPVOID)pObject;
|
|
|
|
iItem = pListCtrl->InsertItem(&lvItem);
|
|
ASSERT((iItem == lvItem.iItem) || (iItem == -1));
|
|
|
|
if ( -1 != iItem )
|
|
{
|
|
for (iSubItem = 1; iSubItem < plvColumnInfo->nColumns; iSubItem++)
|
|
{
|
|
BOOL ok = pListCtrl->SetItemText(iItem, iSubItem, LPSTR_TEXTCALLBACK);
|
|
ASSERT( ok );
|
|
}
|
|
}
|
|
}
|
|
|
|
if (iItem == nItems)
|
|
{
|
|
bItemsInserted = TRUE;
|
|
VERIFY(pListCtrl->SetItemState(
|
|
0,
|
|
LVIS_FOCUSED|
|
|
LVIS_SELECTED,
|
|
LVIS_FOCUSED|
|
|
LVIS_SELECTED
|
|
));
|
|
}
|
|
else
|
|
{
|
|
theApp.SetLastError(ERROR_OUTOFMEMORY);
|
|
VERIFY(pListCtrl->DeleteAllItems());
|
|
}
|
|
|
|
LvResizeColumns(pListCtrl, plvColumnInfo);
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
|
|
return bItemsInserted;
|
|
}
|
|
|
|
|
|
BOOL
|
|
LvRefreshObArray(
|
|
CListCtrl* pListCtrl,
|
|
PLV_COLUMN_INFO plvColumnInfo,
|
|
CObArray* pObArray
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Refresh object array in list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
plvColumnInfo - column info.
|
|
pObArray - object array.
|
|
|
|
Return Values:
|
|
|
|
VT_BOOL.
|
|
|
|
--*/
|
|
|
|
{
|
|
ASSERT(plvColumnInfo);
|
|
VALIDATE_OBJECT(pObArray, CObArray);
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
long nObjects = (long)pObArray->GetSize();
|
|
long nObjectsInList = pListCtrl->GetItemCount();
|
|
|
|
if (!nObjects)
|
|
{
|
|
LvReleaseObArray(pListCtrl);
|
|
return TRUE;
|
|
}
|
|
else if (!nObjectsInList)
|
|
{
|
|
return LvInsertObArray(
|
|
pListCtrl,
|
|
plvColumnInfo,
|
|
pObArray
|
|
);
|
|
}
|
|
|
|
CObject* pObject;
|
|
|
|
int iObject = 0;
|
|
int iObjectInList = 0;
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
while (nObjectsInList--)
|
|
{
|
|
lvItem.mask = LVIF_PARAM;
|
|
lvItem.iItem = iObjectInList;
|
|
lvItem.iSubItem = 0;
|
|
|
|
VERIFY(pListCtrl->GetItem(&lvItem));
|
|
|
|
pObject = (CObject*)lvItem.lParam;
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
if (iObject < nObjects)
|
|
{
|
|
pObject = pObArray->GetAt(iObject++);
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
lvItem.mask = LVIF_TEXT|LVIF_PARAM;
|
|
lvItem.pszText = LPSTR_TEXTCALLBACK;
|
|
lvItem.cchTextMax = LPSTR_TEXTCALLBACK_MAX;
|
|
lvItem.lParam = (LPARAM)(LPVOID)pObject;
|
|
|
|
VERIFY(pListCtrl->SetItem(&lvItem)); // overwrite...
|
|
|
|
iObjectInList++; // increment count...
|
|
}
|
|
else
|
|
{
|
|
VERIFY(pListCtrl->DeleteItem(iObjectInList));
|
|
}
|
|
}
|
|
|
|
lvItem.mask = LVIF_TEXT|
|
|
LVIF_PARAM|
|
|
LVIF_IMAGE;
|
|
|
|
lvItem.pszText = LPSTR_TEXTCALLBACK;
|
|
lvItem.cchTextMax = LPSTR_TEXTCALLBACK_MAX;
|
|
lvItem.iImage = I_IMAGECALLBACK;
|
|
lvItem.iSubItem = 0;
|
|
|
|
int iItem;
|
|
int iSubItem;
|
|
|
|
while (iObject < nObjects)
|
|
{
|
|
lvItem.iItem = iObject;
|
|
|
|
pObject = pObArray->GetAt(iObject++);
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
lvItem.lParam = (LPARAM)(LPVOID)pObject;
|
|
|
|
iItem = pListCtrl->InsertItem(&lvItem);
|
|
ASSERT((iItem == lvItem.iItem) && (iItem != -1));
|
|
|
|
for (iSubItem = 1; iSubItem < plvColumnInfo->nColumns; iSubItem++)
|
|
{
|
|
VERIFY(pListCtrl->SetItemText(iItem, iSubItem, LPSTR_TEXTCALLBACK));
|
|
}
|
|
}
|
|
|
|
LvResizeColumns(pListCtrl, plvColumnInfo);
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
void LvReleaseObArray(CListCtrl* pListCtrl)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Release objects inserted into list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
CObject* pObject;
|
|
|
|
lvItem.mask = LVIF_PARAM;
|
|
lvItem.iItem = 0;
|
|
lvItem.iSubItem = 0;
|
|
|
|
int nObjectsInList = pListCtrl->GetItemCount();
|
|
|
|
pListCtrl->BeginWaitCursor();
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
while (nObjectsInList--)
|
|
{
|
|
VERIFY(pListCtrl->GetItem(&lvItem));
|
|
|
|
pObject = (CObject*)lvItem.lParam;
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
VERIFY(pListCtrl->DeleteItem(lvItem.iItem));
|
|
}
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
pListCtrl->EndWaitCursor();
|
|
}
|
|
|
|
|
|
void LvReleaseSelObjs(CListCtrl* pListCtrl)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Release selected objects in list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
lvItem.mask = LVIF_PARAM;
|
|
lvItem.iSubItem = 0;
|
|
|
|
CObject* pObject;
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
int iItem = pListCtrl->GetNextItem(-1, LVNI_ALL|LVNI_SELECTED);
|
|
|
|
while (iItem != -1)
|
|
{
|
|
lvItem.iItem = iItem;
|
|
|
|
VERIFY(pListCtrl->GetItem(&lvItem));
|
|
|
|
pObject = (CObject*)lvItem.lParam;
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
iItem = pListCtrl->GetNextItem(lvItem.iItem, LVNI_ALL|LVNI_SELECTED);
|
|
|
|
VERIFY(pListCtrl->DeleteItem(lvItem.iItem));
|
|
}
|
|
|
|
LvSelObjIfNecessary(pListCtrl);
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
}
|
|
|
|
|
|
void LvSelObjIfNecessary(CListCtrl* pListCtrl, BOOL bSetFocus)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Ensure that object selected.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
bSetFocus - true if focus to be set focus as well.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
if (!IsItemSelectedInList(pListCtrl) && pListCtrl->GetItemCount())
|
|
{
|
|
pListCtrl->SendMessage(WM_KEYDOWN, VK_RIGHT); // HACKHACK...
|
|
|
|
int iItem = pListCtrl->GetNextItem(-1, LVNI_FOCUSED|LVNI_ALL);
|
|
int nState = bSetFocus ? (LVIS_SELECTED|LVIS_FOCUSED) : LVIS_SELECTED;
|
|
|
|
VERIFY(pListCtrl->SetItemState((iItem == -1) ? 0 : iItem, nState, nState));
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef _DEBUG
|
|
|
|
void LvDumpObArray(CListCtrl* pListCtrl)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Release objects inserted into list view.
|
|
|
|
Arguments:
|
|
|
|
pListCtrl - list control.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pListCtrl, CListCtrl);
|
|
|
|
LV_ITEM lvItem;
|
|
|
|
CString strDump;
|
|
CObject* pObject;
|
|
|
|
lvItem.mask = LVIF_STATE|LVIF_PARAM;
|
|
lvItem.stateMask = (DWORD)-1;
|
|
lvItem.iSubItem = 0;
|
|
|
|
int nObjectsInList = pListCtrl->GetItemCount();
|
|
|
|
pListCtrl->SetRedraw(FALSE); // turn off drawing...
|
|
|
|
while (nObjectsInList--)
|
|
{
|
|
lvItem.iItem = nObjectsInList;
|
|
|
|
VERIFY(pListCtrl->GetItem(&lvItem));
|
|
|
|
pObject = (CObject*)lvItem.lParam;
|
|
VALIDATE_OBJECT(pObject, CObject);
|
|
|
|
strDump.Format(_T("iItem %d"), lvItem.iItem);
|
|
strDump += (lvItem.state & LVIS_CUT) ? _T(" LVIS_CUT ") : _T("");
|
|
strDump += (lvItem.state & LVIS_FOCUSED) ? _T(" LVIS_FOCUSED ") : _T("");
|
|
strDump += (lvItem.state & LVIS_SELECTED) ? _T(" LVIS_SELECTED ") : _T("");
|
|
strDump += _T("\r\n");
|
|
|
|
afxDump << strDump;
|
|
}
|
|
|
|
pListCtrl->SetRedraw(TRUE); // turn on drawing...
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
void SetDefaultFont(CWnd* pWnd)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Set default font.
|
|
|
|
Arguments:
|
|
|
|
pWnd - window to change font.
|
|
|
|
Return Values:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
VALIDATE_OBJECT(pWnd, CWnd);
|
|
|
|
HFONT hFont;
|
|
LOGFONT lFont;
|
|
CHARSETINFO csi;
|
|
DWORD dw = ::GetACP();
|
|
TCHAR szData[7] ;
|
|
LANGID wLang = GetUserDefaultUILanguage();
|
|
csi.ciCharset = DEFAULT_CHARSET;
|
|
|
|
if( GetLocaleInfo(MAKELCID(wLang, SORT_DEFAULT), LOCALE_IDEFAULTANSICODEPAGE, szData, (sizeof( szData ) / sizeof( TCHAR ))) > 0)
|
|
{
|
|
UINT uiCp = _ttoi(szData);
|
|
TranslateCharsetInfo((DWORD*) (DWORD_PTR)uiCp, &csi, TCI_SRCCODEPAGE);
|
|
}
|
|
|
|
|
|
memset(&lFont, 0, sizeof(LOGFONT)); // initialize
|
|
|
|
//
|
|
// Merged from FE NT 4.0.
|
|
//
|
|
|
|
// if (!::TranslateCharsetInfo((DWORD*)dw, &csi, TCI_SRCCODEPAGE))
|
|
// csi.ciCharset = DEFAULT_CHARSET;
|
|
lFont.lfCharSet = (BYTE)csi.ciCharset;
|
|
|
|
lFont.lfHeight = 13;
|
|
lFont.lfWeight = 200; // non-bold
|
|
|
|
hFont = ::CreateFontIndirect(&lFont);
|
|
pWnd->SetFont(CFont::FromHandle(hFont));
|
|
}
|
|
|