C / C++ / MFC

BOOL GetParentID(LPITEMIDLIST pidl)
{
    BOOL fRemoved = FALSE;

// makes sure its a valid PIDL.
    if (pidl == NULL)
        return(FALSE);

    if (pidl->mkid.cb)
    {
        LPITEMIDLIST pidlNext = pidl;
        while (pidlNext)
        {
            pidl = pidlNext;
            pidlNext = GetNextItemID(pidl);
        }
// Remove the lat one, insert null-terminator.
        pidl->mkid.cb = 0;
        fRemoved = TRUE;
    }

    return fRemoved;
}

josip cagalj wrote:

Does anyone know how to do this on VS2005?

Linking...<br />
Embedding manifest...<br />
.\Debug\XPCommonControls.manifest : general error c1010070: Failed to load and parse the manifest. The system cannot find the file specified.

rotter512 wrote:

On Manifest Tool/Input and Output, set the "Aditional Manifest File" to $(IntDir)\XPCommonControls.manifest

Mr Simple wrote:

however I make the text move from within the OnPaint method

<br />
//<br />
// A gloabal rectangle.<br />
CRect rTextMain;

<br />
//<br />
// In my timer;<br />
CRect rMoveTo;<br />
InvalidateRect(&rTextMain); // Your steps said to do this after, I tried both.<br />
InvalidateRect(&rMoveTo);<br />
<br />
rMoveTo.top = val1; rMoveTo.left.......<br />
<br />
rTextMain = rMoveTo;<br />
UpdateWindow();

<br />
//<br />
// In OnPaint;<br />
CFont newFont;<br />
newFont.CreateFont(15, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 0, _T("MS Sans Serif"));<br />
CFont *oldFont = dc.SelectObject(&newFont);<br />
<br />
CString sWords = "test";<br />
dc.DrawText(sWords, &rTextMain, DT_TOP | DT_LEFT)

//
// A gloabal rectangle.
CRect rTextMain;


//
// In my timer;
InvalidateRect(&rTextMain); // Your steps said to do this after, I tried both.

rTextMain.top = val1; rTextMain.left.......

UpdateWindow();



//
// In OnPaint;
CFont newFont;
newFont.CreateFont(15, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 0, _T("MS Sans Serif"));
CFont *oldFont = dc.SelectObject(&newFont);

CString sWords = "test";
dc.DrawText(sWords, &rTextMain, DT_TOP | DT_LEFT)

Mark Salsbery
Microsoft MVP - Visual C++

Mr Simple wrote:

Create CDC from DC

Mr Simple wrote:

CDC select object (global/main region)

Mark Salsbery
Microsoft MVP - Visual C++

<br />
CPaintDC dc(this); // device context for painting<br />
CDC *floatCDC = new CDC;<br />
floatCDC->CreateCompatibleDC(&dc);

#pragma once

#include <atlimage.h>

// CMovingTextDialog dialog

class CMovingTextDialog : public CDialog
{
    DECLARE_DYNAMIC(CMovingTextDialog)

public:
    CMovingTextDialog(CWnd* pParent = NULL);   // standard constructor
    virtual ~CMovingTextDialog();

// Dialog Data
    enum { IDD = IDD_DIALOG2 };  <font color="Red">//<-- Use the correct dialog resource ID here!</font>

protected:
    virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

    DECLARE_MESSAGE_MAP()
public:
    virtual BOOL OnInitDialog();
protected:
    virtual void OnOK();
public:
    CImage BkImage;
    UINT_PTR MoveTimer;
    CString TextStr;
    CSize TextSize;
    CRect TextRect;

    afx_msg void OnPaint();
    afx_msg BOOL OnEraseBkgnd(CDC* pDC);
    afx_msg void OnTimer(UINT_PTR nIDEvent);

};



// MovingTextDialog.cpp : implementation file
//

#include "stdafx.h"
#include "MFCTester.h"
#include "MovingTextDialog.h"


// CMovingTextDialog dialog

IMPLEMENT_DYNAMIC(CMovingTextDialog, CDialog)

CMovingTextDialog::CMovingTextDialog(CWnd* pParent /*=NULL*/)
    : CDialog(CMovingTextDialog::IDD, pParent)
{
    BkImage.Load(_T("e:\\test.bmp"));  <font color="Red">//<-- load your own bmp/jpg/tiff here!</font>
    MoveTimer = 0;
    TextStr = _T("Moving Text");
    TextSize.cx = TextSize.cy = 0;
    TextRect.SetRect(0,0,0,0);
}

CMovingTextDialog::~CMovingTextDialog()
{
}

void CMovingTextDialog::DoDataExchange(CDataExchange* pDX)
{
    CDialog::DoDataExchange(pDX);
}


BEGIN_MESSAGE_MAP(CMovingTextDialog, CDialog)
    ON_WM_PAINT()
    ON_WM_ERASEBKGND()
    ON_WM_TIMER()
END_MESSAGE_MAP()


// CMovingTextDialog message handlers

BOOL CMovingTextDialog::OnInitDialog()
{
    CDialog::OnInitDialog();

    MoveTimer = ::SetTimer(*this, (UINT_PTR)12345, 10, NULL);

    return TRUE;  // return TRUE unless you set the focus to a control
    // EXCEPTION: OCX Property Pages should return FALSE
}

void CMovingTextDialog::OnOK()
{
    ::KillTimer(*this, MoveTimer);
    MoveTimer = 0;

    CDialog::OnOK();
}

void CMovingTextDialog::OnPaint()
{
    CPaintDC dc(this); 

    if (0 == TextSize.cx)
    {
        // Initialize TextSize and TextRect
        TextSize = dc.GetTextExtent(TextStr);
        TextRect.SetRect(0, 0, TextSize.cx, TextSize.cy);
        TextRect.InflateRect(4, 4);
    }

    dc.SetBkMode(TRANSPARENT);

    dc.DrawText(TextStr, &TextRect, DT_LEFT | DT_TOP);

}

BOOL CMovingTextDialog::OnEraseBkgnd(CDC* pDC)
{
    CRect ClientRect;
    GetClientRect(&ClientRect);

    BkImage.StretchBlt(*pDC, 0, 0, ClientRect.Width(), ClientRect.Height());

    return TRUE;//CDialog::OnEraseBkgnd(pDC);
}

void CMovingTextDialog::OnTimer(UINT_PTR nIDEvent)
{
    if (0 != TextSize.cx)
    {
        InvalidateRect(&TextRect);

        CRect ClientRect;
        GetClientRect(&ClientRect);

        TextRect.OffsetRect(2, 2);

        if (TextRect.right > ClientRect.right || TextRect.bottom > ClientRect.bottom)
        {
            TextRect.SetRect(0, 0, TextSize.cx, TextSize.cy);
            TextRect.InflateRect(4, 4);
        }

        UpdateWindow();
    }

    CDialog::OnTimer(nIDEvent);
}