#include "stdafx.h"
#include "BtnST.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CButtonST
CButtonST::CButtonST()
{
m_bIsPressed = FALSE;
m_bIsFocused = FALSE;
m_bIsDisabled = FALSE;
m_bMouseOnButton = FALSE;
FreeResources(FALSE);
// Default type is "flat" button
m_bIsFlat = TRUE;
// By default draw border in "flat" button
m_bDrawBorder = TRUE;
// By default icon is aligned horizontally
m_nAlign = ST_ALIGN_HORIZ;
// 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;
// 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
::ZeroMemory(&m_szURL, sizeof(m_szURL));
// No cursor defined
m_hCursor = NULL; // Fix by kawasaki@us.dnttm.ro
// No autorepeat
m_bAutoRepeat = FALSE;
m_hWndAutoRepeat = NULL;
m_nMsgAutoRepeat = WM_APP;
m_dwPeriodAutoRepeat = 100;
} // End of CButtonST
CButtonST::~CButtonST()
{
// Restore old bitmap (if any)
if (m_dcBk.m_hDC != NULL && m_pbmpOldBk != NULL)
{
m_dcBk.SelectObject(m_pbmpOldBk);
}
FreeResources();
// Destroy the cursor (if any)
if (m_hCursor != NULL) ::DestroyCursor(m_hCursor);
} // End of ~CButtonST
BEGIN_MESSAGE_MAP(CButtonST, CButton)
//{{AFX_MSG_MAP(CButtonST)
ON_WM_CAPTURECHANGED()
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_CTLCOLOR_REFLECT()
ON_WM_LBUTTONDOWN()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
DWORD CButtonST::SetIcon(int nIconInId, int nIconOutId)
{
HICON hIconIn;
HICON hIconOut;
HINSTANCE hInstResource;
// Find correct resource handle
hInstResource = AfxFindResourceHandle(MAKEINTRESOURCE(nIconInId), RT_GROUP_ICON);
// Set icon when the mouse is IN the button
hIconIn = (HICON)::LoadImage(hInstResource, MAKEINTRESOURCE(nIconInId), IMAGE_ICON, 0, 0, 0);
// Set icon when the mouse is OUT the button
hIconOut = (HICON)::LoadImage(hInstResource, MAKEINTRESOURCE(nIconOutId), IMAGE_ICON, 0, 0, 0);
return SetIcon(hIconIn, hIconOut);
} // End of SetIcon
DWORD CButtonST::SetIcon(HICON hIconIn, HICON hIconOut)
{
BOOL bRetValue;
ICONINFO ii;
// Free any loaded resource
FreeResources();
if (hIconIn != NULL)
{
m_csIcons[0].hIcon = hIconIn;
// Get icon dimension
ZeroMemory(&ii, sizeof(ICONINFO));
bRetValue = ::GetIconInfo(hIconIn, &ii);
if (bRetValue == FALSE)
{
FreeResources();
return BTNST_INVALIDRESOURCE;
} // if
m_csIcons[0].dwWidth = (DWORD)(ii.xHotspot * 2);
m_csIcons[0].dwHeight = (DWORD)(ii.yHotspot * 2);
::DeleteObject(ii.hbmMask);
::DeleteObject(ii.hbmColor);
if (hIconOut != NULL)
{
m_csIcons[1].hIcon = hIconOut;
// Get icon dimension
ZeroMemory(&ii, sizeof(ICONINFO));
bRetValue = ::GetIconInfo(hIconOut, &ii);
if (bRetValue == FALSE)
{
FreeResources();
return BTNST_INVALIDRESOURCE;
} // if
m_csIcons[1].dwWidth = (DWORD)(ii.xHotspot * 2);
m_csIcons[1].dwHeight = (DWORD)(ii.yHotspot * 2);
::DeleteObject(ii.hbmMask);
::DeleteObject(ii.hbmColor);
} // if
} // if
RedrawWindow();
return BTNST_OK;
} // End of SetIcon
BOOL CButtonST::SetBtnCursor(int nCursorId)
{
HINSTANCE hInstResource;
// Destroy any previous cursor
if (m_hCursor != NULL) ::DestroyCursor(m_hCursor);
m_hCursor = NULL;
// If we want a cursor
if (nCursorId != NULL)
{
hInstResource = AfxFindResourceHandle(MAKEINTRESOURCE(nCursorId),
RT_GROUP_CURSOR);
// Load icon resource
m_hCursor = (HCURSOR)::LoadImage(hInstResource/*AfxGetApp()->m_hInstance*/, MAKEINTRESOURCE(nCursorId), IMAGE_CURSOR, 0, 0, 0);
// If something wrong then return FALSE
if (m_hCursor == NULL) return FALSE;
}
return TRUE;
} // End of SetBtnCursor
void CButtonST::SetFlat(BOOL bState)
{
m_bIsFlat = bState;
Invalidate();
} // End of SetFlat
BOOL CButtonST::GetFlat()
{
return m_bIsFlat;
} // End of GetFlat
void CButtonST::SetAlign(int nAlign)
{
switch (nAlign)
{
case ST_ALIGN_HORIZ:
case ST_ALIGN_HORIZ_RIGHT:
case ST_ALIGN_VERT:
m_nAlign = nAlign;
break;
}
Invalidate();
} // End of SetAlign
int CButtonST::GetAlign()
{
return m_nAlign;
} // End of GetAlign
void CButtonST::DrawBorder(BOOL bEnable)
{
m_bDrawBorder = bEnable;
} // End of DrawBorder
void CButtonST::OnMouseMove(UINT nFlags, CPoint point)
{
CWnd* pWnd; // Active window
CWnd* pParent; // Window that owns the button
CButton::OnMouseMove(nFlags, 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;
pWnd = GetActiveWindow();
pParent = GetOwner();
if ((GetCapture() != this) &&
(
#ifndef ST_LIKEIE
pWnd != NULL &&
#endif
pParent != NULL))
{
m_bMouseOnButton = TRUE;
//SetFocus(); // Thanks Ralph!
SetCapture();
Invalidate();
} // if
else
{
/*
CRect rc;
GetClientRect(&rc);
if (!rc.PtInRect(point))
{
*/
POINT p2 = point;
ClientToScreen(&p2);
CWnd* wndUnderMouse = WindowFromPoint(p2);
// if (wndUnderMouse != this)
if (wndUnderMouse && wndUnderMouse->m_hWnd != this->m_hWnd)
{
// Redraw only if mouse goes out
if (m_bMouseOnButton == TRUE)
{
m_bMouseOnButton = FALSE;
Invalidate();
} // if
// If user is NOT pressing left button then release capture!
if (!(nFlags & MK_LBUTTON)) ReleaseCapture();
} // if
} // else
} // End of OnMouseMove
void CButtonST::OnKillFocus(CWnd * pNewWnd)
{
CButton::OnKillFocus(pNewWnd);
CancelHover();
} // End of OnKillFocus
void CButtonST::OnLButtonDown(UINT nFlags, CPoint point)
{
CButton::OnLButtonDown(nFlags, point);
if (m_bAutoRepeat == TRUE)
{
MSG csMsg;
int nButtonID;
HWND hWndParent;
BOOL bInitialState = TRUE;
nButtonID = GetDlgCtrlID();
hWndParent = GetParent()->GetSafeHwnd();
SetCapture();
while (PeekMessage(&csMsg, m_hWnd, WM_LBUTTONUP, WM_LBUTTONUP, PM_REMOVE) == FALSE)
{
::SendMessage(hWndParent, WM_COMMAND, MAKEWPARAM((WORD)nButtonID, BN_CLICKED), (LPARAM)m_hWnd);
::Sleep(m_dwPeriodAutoRepeat);
bInitialState = !bInitialState;
} // while
if (!bInitialState)
{
::SendMessage(hWndParent, WM_COMMAND, MAKEWPARAM((WORD)nButtonID, BN_CLICKED), (LPARAM)m_hWnd);
} // if
ReleaseCapture();
SendMessage(WM_LBUTTONUP);
CPoint ptCursor;
GetCursorPos(&ptCursor);
ScreenToClient(&ptCursor);
SendMessage(WM_MOUSEMOVE, 0, MAKELPARAM(ptCursor.x, ptCursor.y));
} // if
} // End of OnLButtonDown
void CButtonST::OnActivate(UINT nState, CWnd* pWndOther, BOOL bMinimized)
{
CButton::OnActivate(nState, pWndOther, bMinimized);
if (nState == WA_INACTIVE) CancelHover();
} // End of OnActivate
void CButtonST::OnEnable(BOOL bEnable)
{
CButton::OnEnable(bEnable);
if (bEnable == FALSE) CancelHover();
} // End of OnEnable
void CButtonST::OnCancelMode()
{
CButton::OnCancelMode();
CancelHover();
} // End of OnCancelMode
void CButtonST::OnCaptureChanged(CWnd *pWnd)
{
if (m_bMouseOnButton == TRUE)
{
ReleaseCapture();
Invalidate();
} // if
CButton::OnCaptureChanged(pWnd);
} // End of OnCaptureChanged
void CButtonST::DrawItem(LPDRAWITEMSTRUCT lpDIS)
{
CDC* pDC = CDC::FromHandle(lpDIS->hDC);
CPen *pOldPen;
// Checkbox or Radiobutton style ?
if (m_bIsCheckBox == TRUE)
{
m_bIsPressed = (lpDIS->itemState & ODS_SELECTED)
|| (m_nCheck != 0);
//m_bIsPressed = TRUE;
}
// Normal button OR other button style ...
else
{
m_bIsPressed = (lpDIS->itemState & ODS_SELECTED);
}
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 || (GetDefault() == TRUE))
{
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 == TRUE)
PaintBk(pDC);
else
OnDrawBackground(pDC, &itemRect);
// Draw pressed button
if (m_bIsPressed)
{
if (m_bIsFlat == TRUE)
{
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 == TRUE)
{
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);
}
}
// Read the button's title
CString sTitle;
GetWindowText(sTitle);
CRect captionRect = lpDIS->rcItem;
// Draw the icon
if (m_csIcons[0].hIcon != NULL)
{
DrawTheIcon(pDC, !sTitle.IsEmpty(), &lpDIS->rcItem, &captionRect, m_bIsPressed, m_bIsDisabled);
}
if (m_csBitmaps[0].hBitmap != NULL)
{
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)
{
// Draw the button's title
// If button is pressed then "press" title also
if (m_bIsPressed && m_bIsCheckBox == FALSE)
captionRect.OffsetRect(1, 1);
// ONLY FOR DEBUG
//CBrush brBtnShadow(RGB(255, 0, 0));
//pDC->FrameRect(&captionRect, &brBtnShadow);
/*
if ((m_bMouseOnButton == TRUE) || (bIsPressed))
{
pDC->SetTextColor(GetActiveFgColor());
pDC->SetBkColor(GetActiveBgColor());
}
else
{
pDC->SetTextColor(GetInactiveFgColor());
pDC->SetBkColor(GetInactiveBgColor());
}
*/
// Center text
CRect centerRect = captionRect;
pDC->DrawText(sTitle, -1, captionRect, DT_WORDBREAK | DT_CENTER | DT_CALCRECT);
captionRect.OffsetRect((centerRect.Width() - captionRect.Width())/2, (centerRect.Height() - captionRect.Height())/2);
/* RFU
captionRect.OffsetRect(0, (centerRect.Height() - captionRect.Height())/2);
captionRect.OffsetRect((centerRect.Width() - captionRect.Width())-4, (centerRect.Height() - captionRect.Height())/2);
*/
pDC->SetBkMode(TRANSPARENT);
/*
pDC->DrawState(captionRect.TopLeft(), captionRect.Size(), (LPCTSTR)sTitle, (bIsDisabled ? DSS_DISABLED : DSS_NORMAL),
TRUE, 0, (CBrush*)NULL);
*/
if (m_bIsDisabled)
{
captionRect.OffsetRect(1, 1);
pDC->SetTextColor(::GetSysColor(COLOR_3DHILIGHT));
pDC->DrawText(sTitle, -1, captionRect, DT_WORDBREAK | DT_CENTER);
captionRect.OffsetRect(-1, -1);
pDC->SetTextColor(::GetSysColor(COLOR_3DSHADOW));
pDC->DrawText(sTitle, -1, captionRect, 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(sTitle, -1, captionRect, DT_WORDBREAK | DT_CENTER);
} // if
} // if
if (m_bIsFlat == FALSE || (m_bIsFlat == TRUE && m_bDrawFlatFocus == TRUE))
{
// Draw the focus rect
if (m_bIsFocused)
{
CRect focusRect = itemRect;
focusRect.DeflateRect(3, 3);
pDC->DrawFocusRect(&focusRect);
} // if
} // if
} // End of DrawItem
void CButtonST::DrawTheIcon(CDC* pDC, BOOL bHasTitle, RECT* rpItem, CRect* rpTitle, BOOL bIsPressed, BOOL bIsDisabled)
{
BYTE byIndex = 0;
// Select the icon to use
if (m_bIsCheckBox == TRUE)
{
if (bIsPressed == TRUE)
byIndex = 0;
else
byIndex = (m_csIcons[1].hIcon == NULL ? 0 : 1);
} // if
else
{
if (m_bMouseOnButton == TRUE || bIsPressed == TRUE)
byIndex = 0;
else
byIndex = (m_csIcons[1].hIcon == NULL ? 0 : 1);
} // else
CRect rImage;
PrepareImageRect(bHasTitle, rpItem, rpTitle, 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::PreSubclassWindow()
{
UINT nBS;
nBS = GetButtonStyle();
// Check if this is the default button
if (nBS & BS_DEFPUSHBUTTON) m_bIsDefault = TRUE;
// Check if this is a checkbox
if (nBS & BS_CHECKBOX) m_bIsCheckBox = TRUE;
// Add BS_OWNERDRAW style
SetButtonStyle(nBS | BS_OWNERDRAW);
CButton::PreSubclassWindow();
} // End of PreSubclassWindow
BOOL CButtonST::PreTranslateMessage(MSG* pMsg)
{
InitToolTip();
m_ToolTip.RelayEvent(pMsg);
return CButton::PreTranslateMessage(pMsg);
} // End of PreTranslateMessage
LRESULT CButtonST::DefWindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
if (message == WM_LBUTTONDBLCLK)
{
message = WM_LBUTTONDOWN;
} // if
return CButton::DefWindowProc(message, wParam, lParam);
} // End of DefWindowProc
void CButtonST::SetFlatFocus(BOOL bDrawFlatFocus, BOOL bRepaint)
{
m_bDrawFlatFocus = bDrawFlatFocus;
// Repaint the button
if (bRepaint == TRUE) Invalidate();
} // End of SetFlatFocus
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::SetTooltipText(LPCTSTR lpszText, BOOL bActivate)
{
// We cannot accept NULL pointer
if (lpszText == NULL) return;
// Initialize ToolTip
InitToolTip();
// If there is no tooltip defined then add it
if (m_ToolTip.GetToolCount() == 0)
{
CRect rectBtn;
GetClientRect(rectBtn);
m_ToolTip.AddTool(this, lpszText, rectBtn, 1);
}
// Set text for tooltip
m_ToolTip.UpdateTipText(lpszText, this, 1);
m_ToolTip.Activate(bActivate);
} // End of SetTooltipText
void CButtonST::SetTooltipText(int nId, BOOL bActivate)
{
CString sText;
// load string resource
sText.LoadString(nId);
// If string resource is not empty
if (sText.IsEmpty() == FALSE) SetTooltipText((LPCTSTR)sText, bActivate);
} // End of SetTooltipText
void CButtonST::ActivateTooltip(BOOL bActivate)
{
// If there is no tooltip then do nothing
if (m_ToolTip.GetToolCount() == 0) return;
// Activate tooltip
m_ToolTip.Activate(bActivate);
} // End of EnableTooltip
BOOL CButtonST::GetDefault()
{
return m_bIsDefault;
} // End of GetDefault
void CButtonST::DrawTransparent(BOOL bRepaint)
{
m_bDrawTransparent = TRUE;
// Restore old bitmap (if any)
if (m_dcBk.m_hDC != NULL && m_pbmpOldBk != NULL)
{
m_dcBk.SelectObject(m_pbmpOldBk);
} // if
m_bmpBk.DeleteObject();
m_dcBk.DeleteDC();
// Repaint the button
if (bRepaint == TRUE) Invalidate();
} // End of DrawTransparent
void CButtonST::InitToolTip()
{
if (m_ToolTip.m_hWnd == NULL)
{
// Create ToolTip control
m_ToolTip.Create(this);
// Create inactive
m_ToolTip.Activate(FALSE);
// Enable multiline
m_ToolTip.SendMessage(TTM_SETMAXTIPWIDTH, 0, 400);
} // if
} // End of InitToolTip
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
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();
} // End of OnSysColorChange
BOOL CButtonST::OnClicked()
{
if (m_bIsCheckBox == TRUE)
{
m_nCheck = !m_nCheck;
Invalidate();
} // if
else
{
// Handle the URL (if any)
if (::lstrlen(m_szURL) > 0)
::ShellExecute(NULL, _T("open"), m_szURL, NULL,NULL, SW_SHOWMAXIMIZED);
} // else
return FALSE;
} // End of OnClicked
void CButtonST::SetCheck(int nCheck, BOOL bRepaint)
{
if (m_bIsCheckBox == TRUE)
{
if (nCheck == 0) m_nCheck = 0;
else m_nCheck = 1;
if (bRepaint == TRUE) Invalidate();
} // if
} // End of SetCheck
int CButtonST::GetCheck()
{
return m_nCheck;
} // End of GetCheck
void CButtonST::FreeResources(BOOL bCheckForNULL)
{
if (bCheckForNULL == TRUE)
{
// Destroy icons
// Note: the following two lines MUST be here! even if
// BoundChecker says they are unnecessary!
if (m_csIcons[0].hIcon != NULL) ::DeleteObject(m_csIcons[0].hIcon);
if (m_csIcons[1].hIcon != NULL) ::DeleteObject(m_csIcons[1].hIcon);
// Destroy bitmaps
if (m_csBitmaps[0].hBitmap != NULL) ::DeleteObject(m_csBitmaps[0].hBitmap);
if (m_csBitmaps[1].hBitmap != NULL) ::DeleteObject(m_csBitmaps[1].hBitmap);
// Destroy mask bitmaps
if (m_csBitmaps[0].hMask != NULL) ::DeleteObject(m_csBitmaps[0].hMask);
if (m_csBitmaps[1].hMask != NULL) ::DeleteObject(m_csBitmaps[1].hMask);
} // if
::ZeroMemory(&m_csIcons, sizeof(m_csIcons));
::ZeroMemory(&m_csBitmaps, sizeof(m_csBitmaps));
} // End of FreeResources
DWORD CButtonST::SetBitmaps(HBITMAP hBitmapIn, COLORREF crTransColorIn, HBITMAP hBitmapOut, COLORREF crTransColorOut)
{
int nRetValue;
BITMAP csBitmapSize;
// Free any loaded resource
FreeResources();
if (hBitmapIn != NULL)
{
m_csBitmaps[0].hBitmap = hBitmapIn;
m_csBitmaps[0].crTransparent = crTransColorIn;
// Get bitmap size
nRetValue = ::GetObject(hBitmapIn, sizeof(csBitmapSize), &csBitmapSize);
if (nRetValue == 0)
{
FreeResources();
return BTNST_INVALIDRESOURCE;
} // if
m_csBitmaps[0].dwWidth = (DWORD)csBitmapSize.bmWidth;
m_csBitmaps[0].dwHeight = (DWORD)csBitmapSize.bmHeight;
// Create mask for bitmap In
m_csBitmaps[0].hMask = CreateBitmapMask(hBitmapIn, m_csBitmaps[0].dwWidth, m_csBitmaps[0].dwHeight, crTransColorIn);
if (m_csBitmaps[0].hMask == NULL)
{
FreeResources();
return BTNST_FAILEDMASK;
} // if
if (hBitmapOut != NULL)
{
m_csBitmaps[1].hBitmap = hBitmapOut;
m_csBitmaps[1].crTransparent = crTransColorOut;
// Get bitmap size
nRetValue = ::GetObject(hBitmapOut, sizeof(csBitmapSize), &csBitmapSize);
if (nRetValue == 0)
{
FreeResources();
return BTNST_INVALIDRESOURCE;
} // if
m_csBitmaps[1].dwWidth = (DWORD)csBitmapSize.bmWidth;
m_csBitmaps[1].dwHeight = (DWORD)csBitmapSize.bmHeight;
// Create mask for bitmap Out
m_csBitmaps[1].hMask = CreateBitmapMask(hBitmapOut, m_csBitmaps[1].dwWidth, m_csBitmaps[1].dwHeight, crTransColorOut);
if (m_csBitmaps[1].hMask == NULL)
{
FreeResources();
return BTNST_FAILEDMASK;
} // if
} // if
} // if
RedrawWindow();
return BTNST_OK;
} // End of SetBitmaps
DWORD CButtonST::SetBitmaps(int nBitmapIn, COLORREF crTransColorIn, int nBitmapOut, COLORREF crTransColorOut)
{
HBITMAP hBitmapIn = NULL;
HBITMAP hBitmapOut = NULL;
HINSTANCE hInstResource = NULL;
// Find correct resource handle
hInstResource = AfxFindResourceHandle(MAKEINTRESOURCE(nBitmapIn), RT_BITMAP);
// Load bitmap In
hBitmapIn = (HBITMAP)::LoadImage(hInstResource, MAKEINTRESOURCE(nBitmapIn), IMAGE_BITMAP, 0, 0, 0);
// Load bitmap Out
hBitmapOut = (HBITMAP)::LoadImage(hInstResource, MAKEINTRESOURCE(nBitmapOut), IMAGE_BITMAP, 0, 0, 0);
return SetBitmaps(hBitmapIn, crTransColorIn, hBitmapOut, crTransColorOut);
} // End of SetBitmaps
void CButtonST::DrawTheBitmap(CDC* pDC, BOOL bHasTitle, RECT* rItem, CRect *rCaption, 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 == TRUE)
{
if (bIsPressed == TRUE)
byIndex = 0;
else
byIndex = (m_csBitmaps[1].hBitmap == NULL ? 0 : 1);
} // if
else
{
if (m_bMouseOnButton == TRUE || bIsPressed == TRUE)
byIndex = 0;
else
byIndex = (m_csBitmaps[1].hBitmap == NULL ? 0 : 1);
} // else
CRect rImage;
PrepareImageRect(bHasTitle, rItem, rCaption, 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);
::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);
::SelectObject(hdcMem, hbmT);
::DeleteDC(hdcMem);
::SelectObject(hdcBmpMem, hbmOldBmp);
::DeleteDC(hdcBmpMem);
} // End of DrawTheBitmap
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_nAlign)
{
case ST_ALIGN_HORIZ:
if (bHasTitle == FALSE /*spTitle->IsEmpty()*/)
{
// Center image horizontally
rpImage->left += ((rpImage->Width() - dwWidth)/2);
}
else
{
// Image must be placed just inside the focus rect
rpImage->left += 3;
rpTitle->left += dwWidth + 3;
}
// Center image vertically
rpImage->top += ((rpImage->Height() - dwHeight)/2);
break;
case ST_ALIGN_HORIZ_RIGHT:
GetClientRect(&rBtn);
if (bHasTitle == FALSE /*spTitle->IsEmpty()*/)
{
// Center image horizontally
rpImage->left += ((rpImage->Width() - dwWidth)/2);
}
else
{
// Image must be placed just inside the focus rect
rpTitle->right = rpTitle->Width() - dwWidth - 3;
rpTitle->left = 3;
rpImage->left = rBtn.right - dwWidth - 3;
// Center image vertically
rpImage->top += ((rpImage->Height() - dwHeight)/2);
}
break;
case ST_ALIGN_VERT:
// Center image horizontally
rpImage->left += ((rpImage->Width() - dwWidth)/2);
if (bHasTitle == FALSE /*spTitle->IsEmpty()*/)
{
// Center image vertically
rpImage->top += ((rpImage->Height() - dwHeight)/2);
}
else
{
rpImage->top = 3;
rpTitle->top += dwHeight;
}
break;
}
// If button is pressed then press image also
if (bIsPressed == TRUE && m_bIsCheckBox == FALSE)
rpImage->OffsetRect(1, 1);
} // End of PrepareImageRect
//
// Parameters:
// [IN] bRepaint
// If TRUE the control will be repainted.
// Return value:
// BTNST_OK
// Function executed successfully.
//
DWORD CButtonST::SetDefaultColors(BOOL bRepaint)
{
m_crColors[BTNST_COLOR_BK_IN] = ::GetSysColor(COLOR_BTNFACE);
m_crColors[BTNST_COLOR_FG_IN] = ::GetSysColor(COLOR_BTNTEXT);
m_crColors[BTNST_COLOR_BK_OUT] = ::GetSysColor(COLOR_BTNFACE);
m_crColors[BTNST_COLOR_FG_OUT] = ::GetSysColor(COLOR_BTNTEXT);
if (bRepaint == TRUE) Invalidate();
return BTNST_OK;
} // End of SetDefaultColors
//
// Parameters:
// [IN] byColorIndex
// Index of the color to set. This index is zero-based.
// [IN] crColor
// New color.
// [IN] bRepaint
// If TRUE the control will be repainted.
//
// Return value:
// BTNST_OK
// Function executed successfully.
// BTNST_INVALIDINDEX
// Invalid color index.
//
DWORD CButtonST::SetColor(BYTE byColorIndex, COLORREF crColor, BOOL bRepaint)
{
if (byColorIndex >= BTNST_MAX_COLORS) return BTNST_INVALIDINDEX;
// Set new color
m_crColors[byColorIndex] = crColor;
if (bRepaint == TRUE) Invalidate();
return BTNST_OK;
} // End of SetColor
//
// Parameters:
// [IN] byColorIndex
// Index of the color to get. This index is zero-based.
// [OUT] crpColor
// A pointer to a COLORREF that will receive the color.
//
// Return value:
// BTNST_OK
// Function executed successfully.
// BTNST_INVALIDINDEX
// Invalid color index.
//
DWORD CButtonST::GetColor(BYTE byColorIndex, COLORREF* crpColor)
{
if (byColorIndex >= BTNST_MAX_COLORS) return BTNST_INVALIDINDEX;
// Get color
*crpColor = m_crColors[byColorIndex];
return BTNST_OK;
} // End of GetColor
//
// Parameters:
// [IN] lpszURL
// Pointer to a null-terminated string that contains the URL.
//
// Return value:
// BTNST_OK
// Function executed successfully.
//
DWORD CButtonST::SetURL(LPCTSTR lpszURL)
{
if (lpszURL != NULL)
{
// Store the URL
::lstrcpyn(m_szURL, lpszURL, _MAX_PATH);
} // if
else
{
// Remove any existing URL
::ZeroMemory(&m_szURL, sizeof(m_szURL));
} // else
return BTNST_OK;
} // End of SetURL
void CButtonST::CancelHover()
{
// If our button is not flat then do nothing
if (m_bIsFlat == FALSE) return;
if (m_bMouseOnButton == TRUE)
{
m_bMouseOnButton = FALSE;
Invalidate();
} // if
} // End of CancelHover
// This function enable or disable the autorepeat feature.
//
// Parameters:
// [IN] bSet
// TRUE to enable autorepeat. FALSE to disable.
// [IN] dwMilliseconds
// Time (in milliseconds) between each button click.
// If bSet is FALSE this parameter is ignored.
//
// Return value:
// BTNST_OK
// Function executed successfully.
//
DWORD CButtonST::SetAutoRepeat(BOOL bSet, DWORD dwMilliseconds)
{
m_bAutoRepeat = bSet;
m_dwPeriodAutoRepeat = dwMilliseconds;
return BTNST_OK;
} // End of SetAutoRepeat
// This function is called every time the button background needs to be painted.
// If the button is in transparent mode this function will NOT be called.
//
// Parameters:
// [IN] pDC
// Pointer to a CDC object that indicates the device context.
// [IN] pRect
// Pointer to a CRect object that indicates the bounds of the
// area to be painted.
//
// Return value:
// BTNST_OK
// Function executed successfully.
//
DWORD CButtonST::OnDrawBackground(CDC* pDC, LPCRECT pRect)
{
COLORREF crColor;
if (m_bMouseOnButton || m_bIsPressed)
crColor = m_crColors[BTNST_COLOR_BK_IN];
else
crColor = m_crColors[BTNST_COLOR_BK_OUT];
CBrush brBackground(crColor);
pDC->FillRect(pRect, &brBackground);
return BTNST_OK;
} // End of OnDrawBackground
// This function is called every time the button border needs to be painted.
// If the button is in standard (not flat) mode this function will NOT be called.
//
// Parameters:
// [IN] pDC
// Pointer to a CDC object that indicates the device context.
// [IN] pRect
// Pointer to a CRect object that indicates the bounds of the
// area to be painted.
//
// Return value:
// BTNST_OK
// Function executed successfully.
//
DWORD CButtonST::OnDrawBorder(CDC* pDC, LPCRECT pRect)
{
if (m_bIsPressed)
pDC->Draw3dRect(pRect, ::GetSysColor(COLOR_BTNSHADOW), ::GetSysColor(COLOR_BTNHILIGHT));
else
pDC->Draw3dRect(pRect, ::GetSysColor(COLOR_BTNHILIGHT), ::GetSysColor(COLOR_BTNSHADOW));
return BTNST_OK;
} // End of OnDrawBorder
#undef ST_LIKEIE