/**
* @file DirColsDlg.cpp
*
* @brief Implementation file for CDirColsDlg
*
* @date Created: 2003-08-19
*/
// RCS ID line follows -- this is updated by CVS
// $Id: DirColsDlg.cpp,v 1.9 2006/07/19 06:32:01 kimmov Exp $
#include "stdafx.h"
#include "merge.h"
#include "DirColsDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDirColsDlg dialog
CDirColsDlg::CDirColsDlg(CWnd* pParent /*=NULL*/)
: CDialog(CDirColsDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CDirColsDlg)
m_bReset = FALSE;
m_bFromKeyboard = FALSE;
//}}AFX_DATA_INIT
}
void CDirColsDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CDirColsDlg)
DDX_Control(pDX, IDC_LIST_SHOW, m_list_show);
DDX_Control(pDX, IDC_LIST_HIDE, m_list_hide);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CDirColsDlg, CDialog)
//{{AFX_MSG_MAP(CDirColsDlg)
ON_BN_CLICKED(IDC_UP, OnUp)
ON_BN_CLICKED(IDC_DOWN, OnDown)
ON_BN_CLICKED(IDC_ADD, OnAdd)
ON_BN_CLICKED(IDC_REMOVE, OnRemove)
ON_BN_CLICKED(IDC_COLDLG_DEFAULTS, OnDefaults)
//}}AFX_MSG_MAP
ON_LBN_SELCHANGE(IDC_LIST_SHOW, OnLbnSelchangeListShow)
ON_LBN_SELCHANGE(IDC_LIST_HIDE, OnLbnSelchangeListHide)
ON_LBN_DBLCLK(IDC_LIST_SHOW, OnLbnDblclkListShow)
ON_LBN_DBLCLK(IDC_LIST_HIDE, OnLbnDblclkListHide)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDirColsDlg message handlers
/**
* @brief Dialog initialisation. Load column lists.
*/
BOOL CDirColsDlg::OnInitDialog()
{
CDialog::OnInitDialog();
LoadLists();
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
/**
* @brief Load listboxes on screen from column array
*/
void CDirColsDlg::LoadLists()
{
for (int i=0; i<m_cols.GetSize(); ++i)
{
const column & c = m_cols[i];
CListBox * list = (c.phy_col >= 0) ? &m_list_show : &m_list_hide;
int x = list->AddString(m_cols[i].name);
list->SetItemData(x, c.log_col);
}
SortArrayToLogicalOrder();
UpdateEnables();
}
/**
* @brief Load listboxes on screen from defaults column array
*/
void CDirColsDlg::LoadDefLists()
{
for (int i=0; i<m_cols.GetSize(); ++i)
{
const column & c = m_defCols[i];
CListBox * list = (c.phy_col >= 0) ? &m_list_show : &m_list_hide;
int x = list->AddString(m_defCols[i].name);
list->SetItemData(x, c.log_col);
}
SortArrayToLogicalOrder();
UpdateEnables();
}
/**
* @brief Sort m_cols so that it is in logical column order.
*/
void CDirColsDlg::SortArrayToLogicalOrder()
{
qsort(m_cols.GetData(), m_cols.GetSize(), sizeof(m_cols[0]), &cmpcols);
}
int __cdecl CDirColsDlg::cmpcols(const void * el1, const void * el2)
{
const column * col1 = reinterpret_cast<const column *>(el1);
const column * col2 = reinterpret_cast<const column *>(el2);
return col1->log_col - col2->log_col;
}
/**
* @brief Move selected items up (in show list)
*/
void CDirColsDlg::OnUp()
{
CHScrollListBox * list = &m_list_show;
// find the first item not selected
int i=0;
for (i=0; i<list->GetCount(); ++i)
{
if (!list->GetSel(i))
break;
}
// continue down, moving up all selected items
for (++i; i<list->GetCount(); ++i)
{
if (list->GetSel(i))
{
int data = list->GetItemData(i);
CString str;
list->GetText(i, str);
list->DeleteString(i);
int inew = i-1;
list->InsertString(inew, str);
list->SetItemData(inew, data);
if (m_bFromKeyboard) // If from keyboard, don't move selection anymore
{
list->SetSel(inew + 1);
m_bFromKeyboard = FALSE;
}
else
list->SetSel(inew);
}
}
}
/**
* @brief Move selected items down (in show list)
*/
void CDirColsDlg::OnDown()
{
CHScrollListBox * list = &m_list_show;
// find the lst item not selected
int i=0;
for (i=list->GetCount()-1; i>=0; --i)
{
if (!list->GetSel(i))
break;
}
// continue down, moving up all selected items
for (--i; i>=0; --i)
{
if (list->GetSel(i))
{
int data = list->GetItemData(i);
CString str;
list->GetText(i, str);
list->DeleteString(i);
int inew = i+1;
list->InsertString(inew, str);
list->SetItemData(inew, data);
if (m_bFromKeyboard) // If from keyboard, don't move selection anymore
{
list->SetSel(inew - 1);
m_bFromKeyboard = FALSE;
}
else
list->SetSel(inew);
}
}
}
/**
* @brief Move selected items from hide list to show list
*/
void CDirColsDlg::OnAdd()
{
MoveItems(&m_list_hide, &m_list_show, false);
}
/**
* @brief Move selected items from show list to hide list
*/
void CDirColsDlg::OnRemove()
{
MoveItems(&m_list_show, &m_list_hide, true);
}
/**
* @brief Move selected items from list1 to list2, putting at top if top==true
*/
void CDirColsDlg::MoveItems(CHScrollListBox * list1, CHScrollListBox * list2, bool top)
{
for (int i=0; i<list1->GetCount(); ++i)
{
if (list1->GetSel(i))
{
int data = list1->GetItemData(i);
CString str;
list1->GetText(i, str);
list1->DeleteString(i);
--i; // new item promoted to slot#i in list1, we need to check it next
int inew = top ? 0 : list2->GetCount();
list2->InsertString(inew, str);
list2->SetItemData(inew, data);
list2->SetSel(inew);
}
}
UpdateEnables();
}
/**
* @brief Enable/disable the Add/Remove buttons appropriately
*/
void CDirColsDlg::UpdateEnables()
{
// TODO: We could enable/disable Up/Down buttons also, but
// we'd have to trap selection events
GetDlgItem(IDC_ADD)->EnableWindow(m_list_hide.GetCount() > 0);
GetDlgItem(IDC_REMOVE)->EnableWindow(m_list_show.GetCount() > 0);
}
/**
* @brief User clicked ok, so we update m_cols and close
*/
void CDirColsDlg::OnOK()
{
// Update all the data in m_cols according to layout on screen
int i=0;
for (i=0; i<m_list_show.GetCount(); ++i)
{
column * col1 = &m_cols[m_list_show.GetItemData(i)];
col1->phy_col = i;
}
for (i=0; i<m_list_hide.GetCount(); ++i)
{
column * col1 = &m_cols[m_list_hide.GetItemData(i)];
col1->phy_col = -1;
}
CDialog::OnOK();
}
/**
* @brief Empty lists and load default columns and order.
*/
void CDirColsDlg::OnDefaults()
{
m_bReset = TRUE;
m_list_show.ResetContent();
m_list_hide.ResetContent();
LoadDefLists();
}
/**
* @brief Update description when selected item changes.
*/
void CDirColsDlg::OnLbnSelchangeListShow()
{
for (int i=0; i<m_list_show.GetCount(); ++i)
{
if (m_list_show.GetSel(i))
{
int data = m_list_show.GetItemData(i);
CString str;
int j=0;
for (j = 0; j < m_cols.GetSize(); j++)
{
if (m_cols.GetAt(j).log_col == data)
break;
}
GetDlgItem(IDC_COLDLG_DESC)->SetWindowText(m_cols[j].desc);
break;
}
}
}
/**
* @brief Update description when selected item changes.
*/
void CDirColsDlg::OnLbnSelchangeListHide()
{
for (int i=0; i<m_list_hide.GetCount(); ++i)
{
if (m_list_hide.GetSel(i))
{
int data = m_list_hide.GetItemData(i);
CString str;
int j=0;
for (j = 0; j < m_cols.GetSize(); j++)
{
if (m_cols.GetAt(j).log_col == data)
break;
}
GetDlgItem(IDC_COLDLG_DESC)->SetWindowText(m_cols[j].desc);
break;
}
}
}
/**
* @brief Handle keyboard events.
*/
BOOL CDirColsDlg::PreTranslateMessage(MSG* pMsg)
{
if (pMsg->message == WM_KEYDOWN && pMsg->wParam != VK_CONTROL)
{
if (GetAsyncKeyState(VK_CONTROL))
{
HWND hwndFocus = 0;
switch (pMsg->wParam)
{
case VK_LEFT:
OnAdd();
break;
case VK_RIGHT:
OnRemove();
break;
case VK_UP:
m_bFromKeyboard = TRUE;
OnUp();
break;
case VK_DOWN:
m_bFromKeyboard = TRUE;
OnDown();
break;
case VK_TAB:
// When CTRL-TAB pressed, switch focus between listboxes
hwndFocus = ::GetFocus();
if (m_list_show.GetSafeHwnd() == hwndFocus)
{
m_list_hide.SetFocus();
}
else if (m_list_hide.GetSafeHwnd() == hwndFocus)
{
m_list_show.SetFocus();
}
break;
}
return FALSE;
}
}
return CDialog::PreTranslateMessage(pMsg);
}
/**
* @brief Called when mouse is double-clicked over shown columns list.
*/
void CDirColsDlg::OnLbnDblclkListShow()
{
OnRemove();
}
/**
* @brief Called when mouse is double-clicked over hidden columns list.
*/
void CDirColsDlg::OnLbnDblclkListHide()
{
OnAdd();
}
