WindowsXP/Source/XPSP1/NT/admin/activec/nodemgr/tasksym.cpp
2024-08-03 16:30:48 +02:00

592 lines
16 KiB
C++

//+-------------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (C) Microsoft Corporation, 1999 - 1999
//
// File: tasksym.cpp
//
//--------------------------------------------------------------------------
#include "stdafx.h"
#include "tasks.h"
#include "stgio.h"
#include <commdlg.h>
#include "symbinfo.h"
#include "pickicon.h"
#include "util.h"
const int NUM_SYMBOLS = (sizeof(s_rgEOTSymbol)/sizeof(s_rgEOTSymbol[0]));
static const int s_cxIcon = 32; // size of an icon
static const int s_cxSelectionMargin = 4; // additional border for selection
static const int s_cxIconGutter = 10; // gutter space between icons (keep this even)
//############################################################################
//############################################################################
//
// Implementation of class CEOTSymbol
//
//############################################################################
//############################################################################
CEOTSymbol::~CEOTSymbol()
{
}
bool
CEOTSymbol::operator == (const CEOTSymbol &rhs)
{
return ( (m_iconResource == rhs.m_iconResource) &&
(m_value == rhs.m_value) &&
(m_ID == rhs.m_ID) );
}
void
CEOTSymbol::SetIcon(const CSmartIcon & smartIconSmall, const CSmartIcon & smartIconLarge)
{
m_smartIconSmall = smartIconSmall;
m_smartIconLarge = smartIconLarge;
}
/*+-------------------------------------------------------------------------*
*
* CEOTSymbol::Draw
*
* PURPOSE:
*
* PARAMETERS:
* HDC hdc :
* RECT * lpRect :
* bool bSmall :
*
* RETURNS:
* void
*
*+-------------------------------------------------------------------------*/
void
CEOTSymbol::Draw(HDC hdc, RECT *lpRect, bool bSmall) const
{
// if the icons already exist, Draw has been called before OR this symbol has a custom icon that as been
// assigned the icons directly using SetIcon
if((HICON)m_smartIconSmall == NULL)
{
m_smartIconSmall.Attach((HICON)::LoadImage(_Module.GetResourceInstance(),
MAKEINTRESOURCE(m_iconResource), IMAGE_ICON, 16, 16, 0));
}
if((HICON)m_smartIconLarge == NULL)
{
m_smartIconLarge.Attach((HICON)::LoadImage(_Module.GetResourceInstance(),
MAKEINTRESOURCE(m_iconResource), IMAGE_ICON, 32, 32, 0));
}
/*
* Preserve icon shape when BitBlitting it to a
* mirrored DC.
*/
DWORD dwLayout=0L;
if ((dwLayout=GetLayout(hdc)) & LAYOUT_RTL)
{
SetLayout(hdc, dwLayout|LAYOUT_BITMAPORIENTATIONPRESERVED);
}
DrawIconEx(hdc, lpRect->left, lpRect->top, bSmall ? m_smartIconSmall : m_smartIconLarge,
bSmall? 16 : 32, bSmall? 16 : 32, 0, NULL, DI_NORMAL);
/*
* Restore the DC to its previous layout state.
*/
if (dwLayout & LAYOUT_RTL)
{
SetLayout(hdc, dwLayout);
}
}
/*+-------------------------------------------------------------------------*
*
* CEOTSymbol::IsMatch
*
* PURPOSE: Checks to see whether str1 is one of the strings contained in the
* comma separated list str2.
*
* PARAMETERS:
* CStr & str1 :
* CStr & str2 :
*
* RETURNS:
* bool: true if str1 is contained in str2, else false.
*
*+-------------------------------------------------------------------------*/
bool
CEOTSymbol::IsMatch(CStr &str1, CStr &str2)
{
// trim spaces off either end.
str1.TrimLeft();
str1.TrimRight();
CStr strTemp;
int length;
while((length = str2.GetLength()) != 0 )
{
int index = str2.Find(TEXT(','));
if(index!=-1)
{
strTemp = str2.Left(index); // index is the pos of the ',' so we're OK.
str2 = str2.Right(length - index -1);
}
else
{
strTemp = str2;
str2.Empty();
}
strTemp.TrimLeft();
strTemp.TrimRight();
// compare str1 and strTemp
if( str1.CompareNoCase((LPCTSTR)strTemp)==0)
return true; // match
}
return false;
}
int
CEOTSymbol::FindMatchingSymbol(LPCTSTR szDescription) // finds a symbol matching the given description.
{
CStr strDescription = szDescription;
int iSelect = -1;
for(int i = 0; i<NUM_SYMBOLS; i++)
{
CStr strDescTemp;
int ID = s_rgEOTSymbol[i].GetID();
strDescTemp.LoadString(_Module.GetResourceInstance(), ID); // get the string.
if(IsMatch(strDescription, strDescTemp))
{
iSelect = i; // perfect match
break;
}
CStr strDescTemp2;
int ID2 = s_rgEOTSymbol[i].GetIDSecondary();
if(ID2)
strDescTemp2.LoadString(_Module.GetResourceInstance(), ID2); // get the string.
if(IsMatch(strDescription, strDescTemp2))
{
iSelect = i; // imperfect match, keep trying.
}
}
return iSelect;
}
//############################################################################
//############################################################################
//
// Implementation of class CTaskSymbolDialog
//
//############################################################################
//############################################################################
CTaskSymbolDlg::CTaskSymbolDlg(CConsoleTask& rConsoleTask, bool bFindMatchingSymbol)
: m_ConsoleTask (rConsoleTask),
m_bCustomIcon (rConsoleTask.HasCustomIcon())
{
m_bFindMatchingSymbol = bFindMatchingSymbol;
}
LRESULT CTaskSymbolDlg::OnInitDialog(UINT mMsg, WPARAM wParam, LPARAM lParam, BOOL& handled)
{
m_listGlyphs = GetDlgItem (IDC_GLYPH_LIST);
m_wndCustomIcon = GetDlgItem (IDC_CustomIcon);
m_imageList.Create (16, 28, ILC_COLOR , 20, 10);
m_listGlyphs.SetImageList((HIMAGELIST) m_imageList, LVSIL_NORMAL);
int cxIconSpacing = s_cxIcon + s_cxIconGutter;
m_listGlyphs.SetIconSpacing (cxIconSpacing, cxIconSpacing);
int iSelect = 0;
// insert all the items
for(int i=0; i< NUM_SYMBOLS; i++)
{
LV_ITEM item;
ZeroMemory(&item, sizeof(item));
item.mask = LVIF_PARAM;
item.lParam = i;
if(s_rgEOTSymbol[i].GetValue()==m_ConsoleTask.GetSymbol())
{
iSelect = i;
}
m_listGlyphs.InsertItem(&item);
}
/*
* check the appropriate radio button
*/
int nCheckedButton = (m_bCustomIcon) ? IDC_CustomIconRadio : IDC_MMCIconsRadio;
CheckRadioButton (IDC_CustomIconRadio, IDC_MMCIconsRadio, nCheckedButton);
SC scNoTrace = ScEnableControls (nCheckedButton);
/*
* if this task has a custom icon, initialize the preview control
*/
if (m_bCustomIcon)
m_wndCustomIcon.SetIcon (m_ConsoleTask.GetLargeCustomIcon());
if(m_bFindMatchingSymbol) // a description string was passed in, use it to populate the page.
{
tstring strName = m_ConsoleTask.GetName();
if(strName.length()>0)
iSelect = CEOTSymbol::FindMatchingSymbol((LPCTSTR)strName.data());
}
/*
* select the icon for this task
*/
LV_ITEM item;
ZeroMemory(&item, sizeof(item));
item.iItem = iSelect;
item.mask = LVIF_STATE;
item.state = LVIS_FOCUSED | LVIS_SELECTED;
item.stateMask = LVIS_FOCUSED | LVIS_SELECTED;
m_listGlyphs.SetItem(&item);
m_listGlyphs.EnsureVisible(iSelect, 0);
return 0;
}
/*+-------------------------------------------------------------------------*
* CTaskSymbolDlg::OnCtlColorStatic
*
* WM_CTLCOLORSTATIC handler for CTaskSymbolDlg.
*--------------------------------------------------------------------------*/
LRESULT CTaskSymbolDlg::OnCtlColorStatic(UINT mMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
HBRUSH hbrRet = NULL;
switch (::GetDlgCtrlID (((HWND) lParam)))
{
/*
* for the custom icon preview window and its well, if we're using a
* custom icon, return a COLOR_WINDOW brush so the static won't paint
* the background with COLOR_3DFACE
*/
case IDC_CustomIcon:
case IDC_CustomIconWell:
if (m_bCustomIcon)
hbrRet = GetSysColorBrush (COLOR_WINDOW);
break;
}
/*
* if we didn't supply a brush, let this message go through to DefWindowProc
*/
if (hbrRet == NULL)
bHandled = false;
return ((LPARAM) hbrRet);
}
/*+-------------------------------------------------------------------------*
* CTaskSymbolDlg::OnIconSourceChanged
*
* BN_CLICKED handler for CTaskSymbolDlg.
*--------------------------------------------------------------------------*/
LRESULT CTaskSymbolDlg::OnIconSourceChanged(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled )
{
m_bCustomIcon = (wID == IDC_CustomIconRadio);
SC scNoTrace = ScEnableControls (wID);
return (0);
}
/*+-------------------------------------------------------------------------*
* CTaskSymbolDlg::ScEnableControls
*
* Enables the controls belonging to a particular radio button on the
* symbol dialog
*--------------------------------------------------------------------------*/
SC CTaskSymbolDlg::ScEnableControls (int id)
{
DECLARE_SC (sc, _T("CTaskSymbolDlg::ScEnableControls"));
/*
* validate input
*/
ASSERT ((id == IDC_CustomIconRadio) || (id == IDC_MMCIconsRadio));
if (! ((id == IDC_CustomIconRadio) || (id == IDC_MMCIconsRadio)))
return (sc = E_INVALIDARG);
/*
* controls to be enabled when "Custom Icon" radio button is selected
*/
static const int nCustomIconCtlIDs[] = {
IDC_CustomIcon,
IDC_CustomIconWell,
IDB_SELECT_TASK_ICON,
0 // terminator
};
/*
* controls to be enabled when "MMC Icons" radio button is selected
*/
static const int nMMCIconCtlIDs[] = {
IDC_GLYPH_LIST,
IDC_DESCRIPTION,
IDC_DESCRIPTION2,
IDC_DESCRIPTIONLabel,
IDC_DESCRIPTION2Label,
0 // terminator
};
const int* pnEnableIDs = NULL;
const int* pnDisableIDs = NULL;
/*
* pick the right sets of controls to enable/disable
*/
if (id == IDC_CustomIconRadio)
{
pnEnableIDs = nCustomIconCtlIDs;
pnDisableIDs = nMMCIconCtlIDs;
}
else
{
pnEnableIDs = nMMCIconCtlIDs;
pnDisableIDs = nCustomIconCtlIDs;
}
/*
* enable/disable the controls
*/
for (int i = 0; pnEnableIDs[i] != 0; i++)
::EnableWindow (GetDlgItem (pnEnableIDs[i]), true);
for (int i = 0; pnDisableIDs[i] != 0; i++)
::EnableWindow (GetDlgItem (pnDisableIDs[i]), false);
return (sc);
}
LRESULT
CTaskSymbolDlg::OnSymbolChanged(int id, LPNMHDR pnmh, BOOL& bHandled )
{
NMLISTVIEW* pnmlv = (NMLISTVIEW *) pnmh;
if(! ((pnmlv->uNewState & LVNI_FOCUSED) && (pnmlv->iItem !=-1)) )
return 0;
int nItem = pnmlv->iItem;
CStr strDescription;
int ID = s_rgEOTSymbol[nItem].GetID();
strDescription.LoadString(_Module.GetResourceInstance(), ID); // get the string.
SetDlgItemText(IDC_DESCRIPTION, (LPCTSTR) strDescription);
CStr strDescription2;
int ID2 = s_rgEOTSymbol[nItem].GetIDSecondary();
if(ID2)
strDescription2.LoadString(_Module.GetResourceInstance(), ID2); // get the string.
SetDlgItemText(IDC_DESCRIPTION2, (LPCTSTR) strDescription2);
return 0;
}
LRESULT
CTaskSymbolDlg::OnCustomDraw(int id, LPNMHDR pnmh, BOOL& bHandled )
{
NMCUSTOMDRAW* pnmcd = (NMCUSTOMDRAW *) pnmh;
switch(pnmcd->dwDrawStage & ~CDDS_SUBITEM)
{
case CDDS_PREPAINT: // the initial notification
return CDRF_NOTIFYITEMDRAW; // we want to know about each item's paint.
case CDDS_ITEMPREPAINT:
DrawItem(pnmcd);
return CDRF_SKIPDEFAULT; // we've drawn the whole item ourselves
default:
return 0;
}
}
void
CTaskSymbolDlg::DrawItem(NMCUSTOMDRAW *pnmcd)
{
DECLARE_SC(sc, TEXT("CTaskSymbolDlg::DrawItem"));
int nItem = pnmcd->dwItemSpec;
HDC &hdc = pnmcd->hdc;
LV_ITEM item;
ZeroMemory(&item, sizeof(item));
item.iItem = nItem;
item.mask = LVIF_STATE;
item.stateMask = (UINT) -1; //get all the state bits.
m_listGlyphs.GetItem(&item);
/*
* get the icon rect for the item and offset it downward by the size
* of our border margin
*/
RECT rectIcon;
m_listGlyphs.GetItemRect(nItem, &rectIcon, LVIR_ICON);
OffsetRect (&rectIcon, 0, s_cxSelectionMargin);
/*
* Make a slightly inflated copy the icon rectangle to draw in the
* selection color. We inflate to make the selection stand out a little
* more for large icons.
*/
RECT rectBackground = rectIcon;
InflateRect (&rectBackground, s_cxSelectionMargin, s_cxSelectionMargin);
bool bWindowHasFocus = (GetFocus() == (HWND)m_listGlyphs);
bool bSelected = item.state & LVIS_SELECTED;
bool bDisabled = !m_listGlyphs.IsWindowEnabled();
// Create the select rectangle or empty the rectangle.
int nBackColorIndex = (bDisabled) ? COLOR_3DFACE :
(bSelected) ? COLOR_HIGHLIGHT :
COLOR_WINDOW;
FillRect (hdc, &rectBackground, (HBRUSH) LongToHandle(nBackColorIndex+1));
// draw the symbol icon
s_rgEOTSymbol[nItem].Draw(hdc, &rectIcon);
if(bWindowHasFocus && bSelected)
::DrawFocusRect(hdc, &rectBackground);
//ReleaseDC(hdc); DONT release the DC!
}
BOOL
CTaskSymbolDlg::OnOK()
{
int nItem = m_listGlyphs.GetSelectedIndex();
/*
* make sure we've selected an item
*/
if (( m_bCustomIcon && (m_CustomIconLarge == NULL)) ||
(!m_bCustomIcon && (nItem == -1)))
{
CStr strError;
strError.LoadString(GetStringModule(), IDS_SYMBOL_REQUIRED);
MessageBox(strError, NULL, MB_OK | MB_ICONEXCLAMATION);
return (false);
}
if (m_bCustomIcon)
m_ConsoleTask.SetCustomIcon(m_CustomIconSmall, m_CustomIconLarge);
else
m_ConsoleTask.SetSymbol(s_rgEOTSymbol[nItem].GetValue());
return TRUE;
}
/*+-------------------------------------------------------------------------*
*
* CTaskSymbolDlg::OnSelectTaskIcon
*
* PURPOSE: Uses the shell-provided icon picker dialog to allow the user to select
* a custom icon for the console task.
*
* PARAMETERS:
* WORD wNotifyCode :
* WORD wID :
* HWND hWndCtl :
* BOOL& bHandled :
*
* RETURNS:
* LRESULT
*
*+-------------------------------------------------------------------------*/
LRESULT
CTaskSymbolDlg::OnSelectTaskIcon(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled )
{
DECLARE_SC(sc, TEXT("CTaskSymbolDlg::OnSelectTaskIcon"));
static CStr s_strCustomIconFile;
static int s_nIconIndex = 0;
int nIconIndex = s_nIconIndex;
TCHAR szIconFile[MAX_PATH];
/*
* shouldn't get here unless we think we're using a custom icon
*/
ASSERT (m_bCustomIcon);
/*
* reuse the last custom icon source; if it's not available,
* default to mmc.exe
*/
if (s_strCustomIconFile.IsEmpty())
{
LPTSTR pszCustomIconFile = s_strCustomIconFile.GetBuffer (MAX_PATH);
sc = ScCheckPointers (pszCustomIconFile, E_OUTOFMEMORY);
if (sc)
{
MMCErrorBox (sc);
return (0);
}
GetModuleFileName (NULL, pszCustomIconFile, MAX_PATH);
s_strCustomIconFile.ReleaseBuffer();
}
lstrcpy (szIconFile, s_strCustomIconFile);
if (PickIconDlg (m_hWnd, szIconFile, countof (szIconFile), &nIconIndex))
{
TCHAR szIconFile2[MAX_PATH];
ExpandEnvironmentStrings(szIconFile, szIconFile2, MAX_PATH);
/*
* remember the user's selection for next time
*/
s_strCustomIconFile = szIconFile;
s_nIconIndex = nIconIndex;
// need to extract and copy the icon rather than use LoadImage, because LoadImage uses a custom icon
CSmartIcon smartIconTemp;
smartIconTemp.Attach(::ExtractIcon (_Module.m_hInst, szIconFile2, nIconIndex));
m_CustomIconSmall.Attach((HICON) ::CopyImage((HICON)smartIconTemp, IMAGE_ICON, 16, 16, LR_COPYFROMRESOURCE));
m_CustomIconLarge.Attach((HICON) ::CopyImage((HICON)smartIconTemp, IMAGE_ICON, 32, 32, LR_COPYFROMRESOURCE));
/*
* update the custom icon preview window
*/
m_wndCustomIcon.SetIcon (m_CustomIconLarge);
m_wndCustomIcon.InvalidateRect (NULL);
}
return 0;
}