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BtnST.cpp
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BtnST.cpp
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#include "stdafx.h"
#include "BtnST.h"
#include "emule.h"
#ifdef BTNST_USE_SOUND
#define MMNODRV // mmsystem: Installable driver support
//#define MMNOSOUND // mmsystem: Sound support
#define MMNOWAVE // mmsystem: Waveform support
#define MMNOMIDI // mmsystem: MIDI support
#define MMNOAUX // mmsystem: Auxiliary audio support
#define MMNOMIXER // mmsystem: Mixer support
#define MMNOTIMER // mmsystem: Timer support
#define MMNOJOY // mmsystem: Joystick support
#define MMNOMCI // mmsystem: MCI support
#define MMNOMMIO // mmsystem: Multimedia file I/O support
#define MMNOMMSYSTEM // mmsystem: General MMSYSTEM functions
#include <Mmsystem.h>
#endif
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CButtonST
// Mask for control's type
#ifdef BS_TYPEMASK
#undef BS_TYPEMASK
#endif
#define BS_TYPEMASK SS_TYPEMASK
CButtonST::CButtonST()
{
m_bIsPressed = FALSE;
m_bIsFocused = FALSE;
m_bIsDisabled = FALSE;
m_bMouseOnButton = FALSE;
leftAligned = false;
marked = false;
FreeResources(FALSE);
// Default type is "flat" button
m_bIsFlat = TRUE;
// Button will be tracked also if when the window is inactive (like Internet Explorer)
m_bAlwaysTrack = TRUE;
// By default draw border in "flat" button
m_bDrawBorder = TRUE;
// By default icon is aligned horizontally
m_byAlign = ST_ALIGN_HORIZ;
// By default use usual pressed style
SetPressedStyle(BTNST_PRESSED_LEFTRIGHT, FALSE);
// By default, for "flat" button, don't draw the focus rect
m_bDrawFlatFocus = FALSE;
// By default the button is not the default button
m_bIsDefault = FALSE;
// Invalid value, since type still unknown
m_nTypeStyle = BS_TYPEMASK;
// By default the button is not a checkbox
m_bIsCheckBox = FALSE;
m_nCheck = 0;
// Set default colors
SetDefaultColors(FALSE);
// No tooltip created
m_ToolTip.m_hWnd = NULL;
// Do not draw as a transparent button
m_bDrawTransparent = FALSE;
m_pbmpOldBk = NULL;
// No URL defined
SetURL(NULL);
// No cursor defined
m_hCursor = NULL;
// No associated menu
#ifndef BTNST_USE_BCMENU
m_hMenu = NULL;
#endif
m_hParentWndMenu = NULL;
m_bMenuDisplayed = FALSE;
m_bShowDisabledBitmap = TRUE;
m_ptImageOrg.x = 3;
m_ptImageOrg.y = 3;
// No defined callbacks
::ZeroMemory(&m_csCallbacks, sizeof(m_csCallbacks));
#ifdef BTNST_USE_SOUND
// No defined sounds
::ZeroMemory(&m_csSounds, sizeof(m_csSounds));
#endif
} // End of CButtonST
CButtonST::~CButtonST()
{
// Restore old bitmap (if any)
if (m_dcBk.m_hDC && m_pbmpOldBk)
{
m_dcBk.SelectObject(m_pbmpOldBk);
} // if
FreeResources();
// Destroy the cursor (if any)
if (m_hCursor) ::DestroyCursor(m_hCursor);
// Destroy the menu (if any)
#ifdef BTNST_USE_BCMENU
if (m_menuPopup.m_hMenu) VERIFY( m_menuPopup.DestroyMenu() );
#else
if (m_hMenu) VERIFY( ::DestroyMenu(m_hMenu) );
#endif
} // End of ~CButtonST
BEGIN_MESSAGE_MAP(CButtonST, CButton)
//{{AFX_MSG_MAP(CButtonST)
ON_WM_SETCURSOR()
ON_WM_KILLFOCUS()
ON_WM_MOUSEMOVE()
ON_WM_SYSCOLORCHANGE()
ON_CONTROL_REFLECT_EX(BN_CLICKED, OnClicked)
ON_WM_ACTIVATE()
ON_WM_ENABLE()
ON_WM_CANCELMODE()
ON_WM_GETDLGCODE()
ON_WM_CTLCOLOR_REFLECT()
//}}AFX_MSG_MAP
#ifdef BTNST_USE_BCMENU
ON_WM_MENUCHAR()
ON_WM_MEASUREITEM()
#endif
ON_MESSAGE(BM_SETSTYLE, OnSetStyle)
ON_MESSAGE(WM_MOUSELEAVE, OnMouseLeave)
ON_MESSAGE(BM_SETCHECK, OnSetCheck)
ON_MESSAGE(BM_GETCHECK, OnGetCheck)
END_MESSAGE_MAP()
void CButtonST::FreeResources(BOOL bCheckForNULL)
{
if (bCheckForNULL)
{
// Destroy icons
// Note: the following two lines MUST be here! even if
// BoundChecker says they are unnecessary!
if (m_csIcons[0].hIcon)
VERIFY( ::DestroyIcon(m_csIcons[0].hIcon) );
if (m_csIcons[1].hIcon)
VERIFY( ::DestroyIcon(m_csIcons[1].hIcon) );
// Destroy bitmaps
if (m_csBitmaps[0].hBitmap)
VERIFY( ::DeleteObject(m_csBitmaps[0].hBitmap) );
if (m_csBitmaps[1].hBitmap)
VERIFY( ::DeleteObject(m_csBitmaps[1].hBitmap) );
// Destroy mask bitmaps
if (m_csBitmaps[0].hMask)
VERIFY( ::DeleteObject(m_csBitmaps[0].hMask) );
if (m_csBitmaps[1].hMask)
VERIFY( ::DeleteObject(m_csBitmaps[1].hMask) );
} // if
::ZeroMemory(&m_csIcons, sizeof(m_csIcons));
::ZeroMemory(&m_csBitmaps, sizeof(m_csBitmaps));
} // End of FreeResources
void CButtonST::PreSubclassWindow()
{
UINT nBS;
nBS = GetButtonStyle();
// Set initial control type
m_nTypeStyle = nBS & BS_TYPEMASK;
// Check if this is a checkbox
if (nBS & BS_CHECKBOX) m_bIsCheckBox = TRUE;
// Set initial default state flag
if (m_nTypeStyle == BS_DEFPUSHBUTTON)
{
// Set default state for a default button
m_bIsDefault = TRUE;
// Adjust style for default button
m_nTypeStyle = BS_PUSHBUTTON;
} // If
// You should not set the Owner Draw before this call
// (don't use the resource editor "Owner Draw" or
// ModifyStyle(0, BS_OWNERDRAW) before calling PreSubclassWindow() )
ASSERT(m_nTypeStyle != BS_OWNERDRAW);
// Switch to owner-draw
ModifyStyle(BS_TYPEMASK, BS_OWNERDRAW, SWP_FRAMECHANGED);
CButton::PreSubclassWindow();
} // End of PreSubclassWindow
UINT CButtonST::OnGetDlgCode()
{
UINT nCode = CButton::OnGetDlgCode();
// Tell the system if we want default state handling
// (losing default state always allowed)
nCode |= (m_bIsDefault ? DLGC_DEFPUSHBUTTON : DLGC_UNDEFPUSHBUTTON);
return nCode;
} // End of OnGetDlgCode
BOOL CButtonST::PreTranslateMessage(MSG* pMsg)
{
InitToolTip();
m_ToolTip.RelayEvent(pMsg);
if (pMsg->message == WM_LBUTTONDBLCLK)
pMsg->message = WM_LBUTTONDOWN;
return CButton::PreTranslateMessage(pMsg);
} // End of PreTranslateMessage
HBRUSH CButtonST::CtlColor(CDC* /*pDC*/, UINT /*nCtlColor*/)
{
return (HBRUSH)::GetStockObject(NULL_BRUSH);
} // End of CtlColor
void CButtonST::OnSysColorChange()
{
CButton::OnSysColorChange();
m_dcBk.DeleteDC();
m_bmpBk.DeleteObject();
SetDefaultColors();
} // End of OnSysColorChange
LRESULT CButtonST::OnSetStyle(WPARAM wParam, LPARAM lParam)
{
UINT nNewType = (wParam & BS_TYPEMASK);
// Update default state flag
if (nNewType == BS_DEFPUSHBUTTON)
{
m_bIsDefault = TRUE;
} // if
else if (nNewType == BS_PUSHBUTTON)
{
// Losing default state always allowed
m_bIsDefault = FALSE;
} // if
// Can't change control type after owner-draw is set.
// Let the system process changes to other style bits
// and redrawing, while keeping owner-draw style
return DefWindowProc(BM_SETSTYLE,
(wParam & ~BS_TYPEMASK) | BS_OWNERDRAW, lParam);
} // End of OnSetStyle
LRESULT CButtonST::OnSetCheck(WPARAM wParam, LPARAM /*lParam*/)
{
ASSERT(m_bIsCheckBox);
switch (wParam)
{
case BST_CHECKED:
case BST_INDETERMINATE: // Indeterminate state is handled like checked state
SetCheck(1);
break;
default:
SetCheck(0);
break;
} // switch
return 0;
} // End of OnSetCheck
LRESULT CButtonST::OnGetCheck(WPARAM /*wParam*/, LPARAM /*lParam*/)
{
ASSERT(m_bIsCheckBox);
return GetCheck();
} // End of OnGetCheck
#ifdef BTNST_USE_BCMENU
LRESULT CButtonST::OnMenuChar(UINT nChar, UINT nFlags, CMenu* pMenu)
{
LRESULT lResult;
if (BCMenu::IsMenu(pMenu))
lResult = BCMenu::FindKeyboardShortcut(nChar, nFlags, pMenu);
else
lResult = CButton::OnMenuChar(nChar, nFlags, pMenu);
return lResult;
} // End of OnMenuChar
#endif
#ifdef BTNST_USE_BCMENU
void CButtonST::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
BOOL bSetFlag = FALSE;
if (lpMeasureItemStruct->CtlType == ODT_MENU)
{
if (IsMenu((HMENU)lpMeasureItemStruct->itemID) && BCMenu::IsMenu((HMENU)lpMeasureItemStruct->itemID))
{
m_menuPopup.MeasureItem(lpMeasureItemStruct);
bSetFlag = TRUE;
} // if
} // if
if (!bSetFlag) CButton::OnMeasureItem(nIDCtl, lpMeasureItemStruct);
} // End of OnMeasureItem
#endif
void CButtonST::OnEnable(BOOL bEnable)
{
CButton::OnEnable(bEnable);
if (bEnable == FALSE)
{
CWnd* pWnd = GetParent()->GetNextDlgTabItem(this);
if (pWnd)
pWnd->SetFocus();
else
GetParent()->SetFocus();
CancelHover();
} // if
} // End of OnEnable
void CButtonST::OnKillFocus(CWnd * pNewWnd)
{
CButton::OnKillFocus(pNewWnd);
CancelHover();
} // End of OnKillFocus
void CButtonST::OnActivate(UINT nState, CWnd* pWndOther, BOOL bMinimized)
{
CButton::OnActivate(nState, pWndOther, bMinimized);
if (nState == WA_INACTIVE && !marked) CancelHover();
} // End of OnActivate
void CButtonST::OnCancelMode()
{
CButton::OnCancelMode();
CancelHover();
} // End of OnCancelMode
BOOL CButtonST::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message)
{
// If a cursor was specified then use it!
if (m_hCursor != NULL)
{
::SetCursor(m_hCursor);
return TRUE;
} // if
return CButton::OnSetCursor(pWnd, nHitTest, message);
} // End of OnSetCursor
void CButtonST::CancelHover()
{
// Only for flat buttons
if (m_bIsFlat)
{
if (m_bMouseOnButton)
{
m_bMouseOnButton = FALSE;
Invalidate();
} // if
} // if
} // End of CancelHover
void CButtonST::OnMouseMove(UINT nFlags, CPoint point)
{
CWnd* wndUnderMouse = NULL;
CWnd* wndActive = this;
TRACKMOUSEEVENT csTME;
CButton::OnMouseMove(nFlags, point);
ClientToScreen(&point);
wndUnderMouse = WindowFromPoint(point);
// If the mouse enter the button with the left button pressed then do nothing
if (nFlags & MK_LBUTTON && m_bMouseOnButton == FALSE) return;
// If our button is not flat then do nothing
if (m_bIsFlat == FALSE) return;
if (m_bAlwaysTrack == FALSE) wndActive = GetActiveWindow();
if (wndUnderMouse && wndUnderMouse->m_hWnd == m_hWnd && wndActive)
{
if (!m_bMouseOnButton)
{
m_bMouseOnButton = TRUE;
Invalidate();
#ifdef BTNST_USE_SOUND
// Play sound ?
if (m_csSounds[0].lpszSound)
::PlaySound(m_csSounds[0].lpszSound, m_csSounds[0].hMod, m_csSounds[0].dwFlags);
#endif
csTME.cbSize = sizeof(csTME);
csTME.dwFlags = TME_LEAVE;
csTME.hwndTrack = m_hWnd;
::_TrackMouseEvent(&csTME);
} // if
} else CancelHover();
} // End of OnMouseMove
// Handler for WM_MOUSELEAVE
LRESULT CButtonST::OnMouseLeave(WPARAM /*wParam*/, LPARAM /*lParam*/)
{
CancelHover();
return 0;
} // End of OnMouseLeave
BOOL CButtonST::OnClicked()
{
SetFocus();
#ifdef BTNST_USE_SOUND
// Play sound ?
if (m_csSounds[1].lpszSound)
::PlaySound(m_csSounds[1].lpszSound, m_csSounds[1].hMod, m_csSounds[1].dwFlags);
#endif
if (m_bIsCheckBox)
{
m_nCheck = !m_nCheck;
Invalidate();
} // if
else
{
// Handle the menu (if any)
#ifdef BTNST_USE_BCMENU
if (m_menuPopup.m_hMenu)
#else
if (m_hMenu)
#endif
{
CRect rWnd;
GetWindowRect(rWnd);
m_bMenuDisplayed = TRUE;
Invalidate();
#ifdef BTNST_USE_BCMENU
BCMenu* psub = (BCMenu*)m_menuPopup.GetSubMenu(0);
if (m_csCallbacks.hWnd) ::SendMessage(m_csCallbacks.hWnd, m_csCallbacks.nMessage, (WPARAM)psub, m_csCallbacks.lParam);
DWORD dwRetValue = psub->TrackPopupMenu(TPM_LEFTALIGN | TPM_LEFTBUTTON | TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD, rWnd.left, rWnd.bottom, this, NULL);
#else
HMENU hSubMenu = ::GetSubMenu(m_hMenu, 0);
if (m_csCallbacks.hWnd) ::SendMessage(m_csCallbacks.hWnd, m_csCallbacks.nMessage, (WPARAM)hSubMenu, m_csCallbacks.lParam);
DWORD dwRetValue = ::TrackPopupMenuEx(hSubMenu, TPM_LEFTALIGN | TPM_LEFTBUTTON | TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD, rWnd.left, rWnd.bottom, m_hParentWndMenu, NULL);
#endif
m_bMenuDisplayed = FALSE;
Invalidate();
if (dwRetValue)
::PostMessage(m_hParentWndMenu, WM_COMMAND, MAKEWPARAM(dwRetValue, 0), (LPARAM)NULL);
} // if
else
{
// Handle the URL (if any)
if (_tcslen(m_szURL) > 0)
{
SHELLEXECUTEINFO csSEI;
memset(&csSEI, 0, sizeof(csSEI));
csSEI.cbSize = sizeof(SHELLEXECUTEINFO);
csSEI.fMask = SEE_MASK_FLAG_NO_UI;
csSEI.lpVerb = _T("open");
csSEI.lpFile = m_szURL;
csSEI.nShow = SW_SHOWMAXIMIZED;
::ShellExecuteEx(&csSEI);
} // if
} // else
} // else
return FALSE;
} // End of OnClicked
void CButtonST::DrawItem(LPDRAWITEMSTRUCT lpDIS)
{
CDC* pDC = CDC::FromHandle(lpDIS->hDC);
CPen* pOldPen;
// Checkbox?
if (m_bIsCheckBox)
{
m_bIsPressed = ((lpDIS->itemState & ODS_SELECTED) || (m_nCheck != 0) || marked );
} // if
else // Normal button OR other button style ...
{
m_bIsPressed = ((lpDIS->itemState & ODS_SELECTED) || marked);
// If there is a menu and it's displayed, draw the button as pressed
if (
#ifdef BTNST_USE_BCMENU
m_menuPopup.m_hMenu
#else
m_hMenu
#endif
&& m_bMenuDisplayed) m_bIsPressed = TRUE;
} // else
m_bIsFocused = (lpDIS->itemState & ODS_FOCUS);
m_bIsDisabled = (lpDIS->itemState & ODS_DISABLED);
CRect itemRect = lpDIS->rcItem;
pDC->SetBkMode(TRANSPARENT);
if (m_bIsFlat == FALSE)
{
if (m_bIsFocused || m_bIsDefault)
{
CBrush br(RGB(0,0,0));
pDC->FrameRect(&itemRect, &br);
itemRect.DeflateRect(1, 1);
} // if
} // if
// Prepare draw... paint button background
// Draw transparent?
if (m_bDrawTransparent)
PaintBk(pDC);
else
OnDrawBackground(pDC, &itemRect);
// Draw pressed button
if (m_bIsPressed)
{
if (m_bIsFlat)
{
if (m_bDrawBorder)
OnDrawBorder(pDC, &itemRect);
}
else
{
CBrush brBtnShadow(GetSysColor(COLOR_BTNSHADOW));
pDC->FrameRect(&itemRect, &brBtnShadow);
}
}
else // ...else draw non pressed button
{
CPen penBtnHiLight(PS_SOLID, 0, GetSysColor(COLOR_BTNHILIGHT)); // White
CPen pen3DLight(PS_SOLID, 0, GetSysColor(COLOR_3DLIGHT)); // Light gray
CPen penBtnShadow(PS_SOLID, 0, GetSysColor(COLOR_BTNSHADOW)); // Dark gray
CPen pen3DDKShadow(PS_SOLID, 0, GetSysColor(COLOR_3DDKSHADOW)); // Black
if (m_bIsFlat)
{
if (m_bMouseOnButton && m_bDrawBorder)
OnDrawBorder(pDC, &itemRect);
}
else
{
// Draw top-left borders
// White line
pOldPen = pDC->SelectObject(&penBtnHiLight);
pDC->MoveTo(itemRect.left, itemRect.bottom-1);
pDC->LineTo(itemRect.left, itemRect.top);
pDC->LineTo(itemRect.right, itemRect.top);
// Light gray line
pDC->SelectObject(pen3DLight);
pDC->MoveTo(itemRect.left+1, itemRect.bottom-1);
pDC->LineTo(itemRect.left+1, itemRect.top+1);
pDC->LineTo(itemRect.right, itemRect.top+1);
// Draw bottom-right borders
// Black line
pDC->SelectObject(pen3DDKShadow);
pDC->MoveTo(itemRect.left, itemRect.bottom-1);
pDC->LineTo(itemRect.right-1, itemRect.bottom-1);
pDC->LineTo(itemRect.right-1, itemRect.top-1);
// Dark gray line
pDC->SelectObject(penBtnShadow);
pDC->MoveTo(itemRect.left+1, itemRect.bottom-2);
pDC->LineTo(itemRect.right-2, itemRect.bottom-2);
pDC->LineTo(itemRect.right-2, itemRect.top);
//
pDC->SelectObject(pOldPen);
} // else
} // else
// Read the button's title
CString sTitle;
GetWindowText(sTitle);
CRect captionRect = lpDIS->rcItem;
// Draw the icon
if (m_csIcons[0].hIcon)
{
DrawTheIcon(pDC, !sTitle.IsEmpty(), &lpDIS->rcItem, &captionRect, m_bIsPressed, m_bIsDisabled);
} // if
if (m_csBitmaps[0].hBitmap)
{
pDC->SetBkColor(RGB(255,255,255));
DrawTheBitmap(pDC, !sTitle.IsEmpty(), &lpDIS->rcItem, &captionRect, m_bIsPressed, m_bIsDisabled);
} // if
// Write the button title (if any)
if (sTitle.IsEmpty() == FALSE)
{
DrawTheText(pDC, (LPCTSTR)sTitle, &lpDIS->rcItem, &captionRect, m_bIsPressed, m_bIsDisabled);
} // if
if (m_bIsFlat == FALSE || (m_bIsFlat && m_bDrawFlatFocus))
{
// Draw the focus rect
if (m_bIsFocused)
{
CRect focusRect = itemRect;
if (!m_bIsFlat)
focusRect.DeflateRect(3, 3);
pDC->DrawFocusRect(&focusRect);
} // if
} // if
} // End of DrawItem
void CButtonST::PaintBk(CDC* pDC)
{
CClientDC clDC(GetParent());
CRect rect;
CRect rect1;
GetClientRect(rect);
GetWindowRect(rect1);
GetParent()->ScreenToClient(rect1);
if (m_dcBk.m_hDC == NULL)
{
m_dcBk.CreateCompatibleDC(&clDC);
m_bmpBk.CreateCompatibleBitmap(&clDC, rect.Width(), rect.Height());
m_pbmpOldBk = m_dcBk.SelectObject(&m_bmpBk);
m_dcBk.BitBlt(0, 0, rect.Width(), rect.Height(), &clDC, rect1.left, rect1.top, SRCCOPY);
} // if
pDC->BitBlt(0, 0, rect.Width(), rect.Height(), &m_dcBk, 0, 0, SRCCOPY);
} // End of PaintBk
HBITMAP CButtonST::CreateBitmapMask(HBITMAP hSourceBitmap, DWORD dwWidth, DWORD dwHeight, COLORREF crTransColor)
{
HBITMAP hMask = NULL;
HDC hdcSrc = NULL;
HDC hdcDest = NULL;
HBITMAP hbmSrcT = NULL;
HBITMAP hbmDestT = NULL;
COLORREF crSaveBk;
COLORREF crSaveDestText;
hMask = ::CreateBitmap(dwWidth, dwHeight, 1, 1, NULL);
if (hMask == NULL) return NULL;
hdcSrc = ::CreateCompatibleDC(NULL);
hdcDest = ::CreateCompatibleDC(NULL);
hbmSrcT = (HBITMAP)::SelectObject(hdcSrc, hSourceBitmap);
hbmDestT = (HBITMAP)::SelectObject(hdcDest, hMask);
crSaveBk = ::SetBkColor(hdcSrc, crTransColor);
::BitBlt(hdcDest, 0, 0, dwWidth, dwHeight, hdcSrc, 0, 0, SRCCOPY);
crSaveDestText = ::SetTextColor(hdcSrc, RGB(255, 255, 255));
::SetBkColor(hdcSrc,RGB(0, 0, 0));
::BitBlt(hdcSrc, 0, 0, dwWidth, dwHeight, hdcDest, 0, 0, SRCAND);
SetTextColor(hdcDest, crSaveDestText);
::SetBkColor(hdcSrc, crSaveBk);
::SelectObject(hdcSrc, hbmSrcT);
::SelectObject(hdcDest, hbmDestT);
::DeleteDC(hdcSrc);
::DeleteDC(hdcDest);
return hMask;
} // End of CreateBitmapMask
//
// Parameters:
// [IN] bHasTitle
// TRUE if the button has a text
// [IN] rpItem
// A pointer to a RECT structure indicating the allowed paint area
// [IN/OUT]rpTitle
// A pointer to a CRect object indicating the paint area reserved for the
// text. This structure will be modified if necessary.
// [IN] bIsPressed
// TRUE if the button is currently pressed
// [IN] dwWidth
// Width of the image (icon or bitmap)
// [IN] dwHeight
// Height of the image (icon or bitmap)
// [OUT] rpImage
// A pointer to a CRect object that will receive the area available to the image
//
void CButtonST::PrepareImageRect(BOOL bHasTitle, RECT* rpItem, CRect* rpTitle, BOOL bIsPressed, DWORD dwWidth, DWORD dwHeight, CRect* rpImage)
{
CRect rBtn;
rpImage->CopyRect(rpItem);
switch (m_byAlign)
{
case ST_ALIGN_HORIZ:
if (bHasTitle == FALSE)
{
// Center image horizontally
rpImage->left += ((rpImage->Width() - (long)dwWidth)/2);
}
else
{
// Image must be placed just inside the focus rect
rpImage->left += m_ptImageOrg.x;
rpTitle->left += dwWidth + m_ptImageOrg.x;
}
// Center image vertically
rpImage->top += ((rpImage->Height() - (long)dwHeight)/2);
break;
case ST_ALIGN_HORIZ_RIGHT:
GetClientRect(&rBtn);
if (bHasTitle == FALSE)
{
// Center image horizontally
rpImage->left += ((rpImage->Width() - (long)dwWidth)/2);
}
else
{
// Image must be placed just inside the focus rect
rpTitle->right = rpTitle->Width() - dwWidth - m_ptImageOrg.x;
rpTitle->left = m_ptImageOrg.x;
rpImage->left = rBtn.right - dwWidth - m_ptImageOrg.x;
// Center image vertically
rpImage->top += ((rpImage->Height() - (long)dwHeight)/2);
}
break;
case ST_ALIGN_VERT:
// Center image horizontally
rpImage->left += ((rpImage->Width() - (long)dwWidth)/2);
if (bHasTitle == FALSE)
{
// Center image vertically
rpImage->top += ((rpImage->Height() - (long)dwHeight)/2);
}
else
{
rpImage->top = m_ptImageOrg.y;
rpTitle->top += dwHeight;
}
break;
case ST_ALIGN_OVERLAP:
break;
} // switch
// If button is pressed then press image also
if (bIsPressed && m_bIsCheckBox == FALSE)
rpImage->OffsetRect(m_ptPressedOffset.x, m_ptPressedOffset.y);
} // End of PrepareImageRect
void CButtonST::DrawTheIcon(CDC* pDC, BOOL bHasTitle, RECT* rpItem, CRect* rpCaption, BOOL bIsPressed, BOOL bIsDisabled)
{
BYTE byIndex = 0;
// Select the icon to use
if ((m_bIsCheckBox && bIsPressed) || (!m_bIsCheckBox && (bIsPressed || m_bMouseOnButton)))
byIndex = 0;
else
byIndex = (m_csIcons[1].hIcon == NULL ? 0 : 1);
CRect rImage;
PrepareImageRect(bHasTitle, rpItem, rpCaption, bIsPressed, m_csIcons[byIndex].dwWidth, m_csIcons[byIndex].dwHeight, &rImage);
// Ole'!
pDC->DrawState( rImage.TopLeft(),
rImage.Size(),
m_csIcons[byIndex].hIcon,
(bIsDisabled ? DSS_DISABLED : DSS_NORMAL),
(CBrush*)NULL);
} // End of DrawTheIcon
void CButtonST::DrawTheBitmap(CDC* pDC, BOOL bHasTitle, RECT* rpItem, CRect* rpCaption, BOOL bIsPressed, BOOL bIsDisabled)
{
HDC hdcBmpMem = NULL;
HBITMAP hbmOldBmp = NULL;
HDC hdcMem = NULL;
HBITMAP hbmT = NULL;
BYTE byIndex = 0;
// Select the bitmap to use
if ((m_bIsCheckBox && bIsPressed) || (!m_bIsCheckBox && (bIsPressed || m_bMouseOnButton)))
byIndex = 0;
else
byIndex = (m_csBitmaps[1].hBitmap == NULL ? 0 : 1);
CRect rImage;
PrepareImageRect(bHasTitle, rpItem, rpCaption, bIsPressed, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight, &rImage);
hdcBmpMem = ::CreateCompatibleDC(pDC->m_hDC);
hbmOldBmp = (HBITMAP)::SelectObject(hdcBmpMem, m_csBitmaps[byIndex].hBitmap);
hdcMem = ::CreateCompatibleDC(NULL);
hbmT = (HBITMAP)::SelectObject(hdcMem, m_csBitmaps[byIndex].hMask);
if (bIsDisabled && m_bShowDisabledBitmap)
{
HDC hDC = NULL;
HBITMAP hBitmap = NULL;
hDC = ::CreateCompatibleDC(pDC->m_hDC);
hBitmap = ::CreateCompatibleBitmap(pDC->m_hDC, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight);
HBITMAP hOldBmp2 = (HBITMAP)::SelectObject(hDC, hBitmap);
RECT rRect;
rRect.left = 0;
rRect.top = 0;
rRect.right = rImage.right + 1;
rRect.bottom = rImage.bottom + 1;
::FillRect(hDC, &rRect, (HBRUSH)RGB(255, 255, 255));
COLORREF crOldColor = ::SetBkColor(hDC, RGB(255,255,255));
::BitBlt(hDC, 0, 0, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight, hdcMem, 0, 0, SRCAND);
::BitBlt(hDC, 0, 0, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight, hdcBmpMem, 0, 0, SRCPAINT);
::SetBkColor(hDC, crOldColor);
::SelectObject(hDC, hOldBmp2);
::DeleteDC(hDC);
pDC->DrawState( CPoint(rImage.left/*+1*/, rImage.top),
CSize(m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight),
hBitmap, DST_BITMAP | DSS_DISABLED);
VERIFY( ::DeleteObject(hBitmap) );
} // if
else
{
::BitBlt(pDC->m_hDC, rImage.left, rImage.top, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight, hdcMem, 0, 0, SRCAND);
::BitBlt(pDC->m_hDC, rImage.left, rImage.top, m_csBitmaps[byIndex].dwWidth, m_csBitmaps[byIndex].dwHeight, hdcBmpMem, 0, 0, SRCPAINT);
} // else
::SelectObject(hdcMem, hbmT);
::DeleteDC(hdcMem);
::SelectObject(hdcBmpMem, hbmOldBmp);
::DeleteDC(hdcBmpMem);
} // End of DrawTheBitmap
void CButtonST::DrawTheText(CDC* pDC, LPCTSTR lpszText, RECT* /*rpItem*/, CRect* rpCaption, BOOL /*bIsPressed*/, BOOL /*bIsDisabled*/)
{
// Draw the button's title
// If button is pressed then "press" title also
if (m_bIsPressed && m_bIsCheckBox == FALSE)
rpCaption->OffsetRect(m_ptPressedOffset.x, m_ptPressedOffset.y);
// ONLY FOR DEBUG
//CBrush brBtnShadow(RGB(255, 0, 0));
//pDC->FrameRect(rCaption, &brBtnShadow);
// Center text
CRect centerRect = rpCaption;
pDC->DrawText(lpszText, -1, rpCaption, DT_WORDBREAK | DT_CENTER | DT_CALCRECT);
if (!leftAligned) rpCaption->OffsetRect((centerRect.Width() - rpCaption->Width())/2, (centerRect.Height() - rpCaption->Height())/2);
else rpCaption->OffsetRect( 8, (centerRect.Height() - rpCaption->Height())/2);
/* RFU
rpCaption->OffsetRect(0, (centerRect.Height() - rpCaption->Height())/2);
rpCaption->OffsetRect((centerRect.Width() - rpCaption->Width())-4, (centerRect.Height() - rpCaption->Height())/2);
*/
pDC->SetBkMode(TRANSPARENT);
/*
pDC->DrawState(rCaption->TopLeft(), rCaption->Size(), (LPCTSTR)sTitle, (bIsDisabled ? DSS_DISABLED : DSS_NORMAL),
TRUE, 0, (CBrush*)NULL);
*/
if (m_bIsDisabled)
{
rpCaption->OffsetRect(1, 1);
pDC->SetTextColor(::GetSysColor(COLOR_3DHILIGHT));
pDC->DrawText(lpszText, -1, rpCaption, DT_WORDBREAK | DT_CENTER);
rpCaption->OffsetRect(-1, -1);
pDC->SetTextColor(::GetSysColor(COLOR_3DSHADOW));
pDC->DrawText(lpszText, -1, rpCaption, DT_WORDBREAK | DT_CENTER);
} // if
else
{
if (m_bMouseOnButton || m_bIsPressed)
{
pDC->SetTextColor(m_crColors[BTNST_COLOR_FG_IN]);
pDC->SetBkColor(m_crColors[BTNST_COLOR_BK_IN]);
} // if
else
{
pDC->SetTextColor(m_crColors[BTNST_COLOR_FG_OUT]);
pDC->SetBkColor(m_crColors[BTNST_COLOR_BK_OUT]);
} // else
pDC->DrawText(lpszText, -1, rpCaption, DT_WORDBREAK | DT_CENTER);
} // if
} // End of DrawTheText
// This function creates a grayscale icon starting from a given icon.
// The resulting icon will have the same size of the original one.
//
// Parameters:
// [IN] hIcon
// Handle to the original icon.
//
// Return value:
// If the function succeeds, the return value is the handle to the newly created
// grayscale icon.
// If the function fails, the return value is NULL.
//
// Updates:
// 03/May/2002 Removed dependancy from m_hWnd
// Removed 1 BitBlt operation
//
HICON CButtonST::CreateGrayscaleIcon(HICON hIcon)
{
HICON hGrayIcon = NULL;
HDC hMainDC = NULL, hMemDC1 = NULL, hMemDC2 = NULL;
BITMAP bmp;
HBITMAP hOldBmp1 = NULL, hOldBmp2 = NULL;
ICONINFO csII, csGrayII;
BOOL bRetValue = FALSE;
bRetValue = ::GetIconInfo(hIcon, &csII);
if (bRetValue == FALSE) return NULL;
hMainDC = ::GetDC(HWND_DESKTOP);
hMemDC1 = ::CreateCompatibleDC(hMainDC);
hMemDC2 = ::CreateCompatibleDC(hMainDC);
if (hMainDC == NULL || hMemDC1 == NULL || hMemDC2 == NULL) return NULL;
if (::GetObject(csII.hbmColor, sizeof(BITMAP), &bmp))
{
DWORD dwWidth = csII.xHotspot*2;
DWORD dwHeight = csII.yHotspot*2;
csGrayII.hbmColor = ::CreateBitmap(dwWidth, dwHeight, bmp.bmPlanes, bmp.bmBitsPixel, NULL);
if (csGrayII.hbmColor)
{
hOldBmp1 = (HBITMAP)::SelectObject(hMemDC1, csII.hbmColor);
hOldBmp2 = (HBITMAP)::SelectObject(hMemDC2, csGrayII.hbmColor);
//::BitBlt(hMemDC2, 0, 0, dwWidth, dwHeight, hMemDC1, 0, 0, SRCCOPY);
DWORD dwLoopY = 0, dwLoopX = 0;
COLORREF crPixel = 0;
BYTE byNewPixel = 0;
for (dwLoopY = 0; dwLoopY < dwHeight; dwLoopY++)
{
for (dwLoopX = 0; dwLoopX < dwWidth; dwLoopX++)
{
crPixel = ::GetPixel(hMemDC1, dwLoopX, dwLoopY);
byNewPixel = (BYTE)((GetRValue(crPixel) * 0.299) + (GetGValue(crPixel) * 0.587) + (GetBValue(crPixel) * 0.114));
if (crPixel) ::SetPixel(hMemDC2, dwLoopX, dwLoopY, RGB(byNewPixel, byNewPixel, byNewPixel));
} // for
} // for
::SelectObject(hMemDC1, hOldBmp1);
::SelectObject(hMemDC2, hOldBmp2);
csGrayII.hbmMask = csII.hbmMask;
csGrayII.fIcon = TRUE;
hGrayIcon = ::CreateIconIndirect(&csGrayII);
} // if