Src/WindowsManagerDialog.cpp

   1 // WindowsManagerDialog.cpp : implementation file
   2 //
   3
   4 #include "stdafx.h"
   5 #include "Merge.h"
   6 #include "WindowsManagerDialog.h"
   7
   8 #ifdef _DEBUG
   9 #define new DEBUG_NEW
  10 #undef THIS_FILE
  11 static char THIS_FILE[] = __FILE__;
  12 #endif
  13
  14 /////////////////////////////////////////////////////////////////////////////
  15 // CWindowsManagerDialog dialog
  16
  17 CWindowsManagerDialog::CWindowsManagerDialog(CWnd* pParent/* = NULL*/)
  18         : CDialog(CWindowsManagerDialog::IDD, pParent)
  19         ,m_bAutoCleanup(FALSE)
  20         ,m_pFrame(NULL)
  21         ,m_pIL(NULL)
  22 {
  23         //{{AFX_DATA_INIT(CWindowsManagerDialog)
  24                 // NOTE: the ClassWizard will add member initialization here
  25         //}}AFX_DATA_INIT
  26 }
  27
  28 CWindowsManagerDialog::~CWindowsManagerDialog()
  29 {
  30         if (NULL != m_pIL->GetSafeHandle())
  31                 m_pIL->DeleteImageList();
  32         if (NULL != m_pIL)
  33                 delete m_pIL;
  34 }
  35
  36 void CWindowsManagerDialog::DoDataExchange(CDataExchange* pDX)
  37 {
  38         CDialog::DoDataExchange(pDX);
  39         //{{AFX_DATA_MAP(CWindowsManagerDialog)
  40         // NOTE: the ClassWizard will add DDX and DDV calls here
  41         //}}AFX_DATA_MAP
  42         DDX_Control(pDX, IDC_LIST_FILE, m_List);
  43 }
  44
  45 BEGIN_MESSAGE_MAP(CWindowsManagerDialog, CDialog)
  46         //{{AFX_MSG_MAP(CWindowsManagerDialog)
  47         ON_WM_SIZE()
  48         ON_WM_CLOSE()
  49         ON_WM_ACTIVATE()
  50         ON_WM_DESTROY()
  51         ON_NOTIFY(NM_CUSTOMDRAW, IDC_LIST_FILE, &CWindowsManagerDialog::OnNMCustomdrawListFile)
  52         ON_NOTIFY(NM_DBLCLK, IDC_LIST_FILE, &CWindowsManagerDialog::OnNMDblclkListFile)
  53         //}}AFX_MSG_MAP
  54         ON_MESSAGE(WMU_ISOPEN, &CWindowsManagerDialog::OnIsOpen)
  55         ON_MESSAGE(WMU_SELECTNEXT, &CWindowsManagerDialog::OnSelectNext)
  56 END_MESSAGE_MAP()
  57
  58 /////////////////////////////////////////////////////////////////////////////
  59 // CWindowsManagerDialog message handlers
  60
  61 BOOL CWindowsManagerDialog::PreTranslateMessage(MSG* pMsg)
  62 {
  63         if ((WM_KEYUP == pMsg->message && VK_CONTROL == pMsg->wParam) ||
  64                 (WM_KEYDOWN == pMsg->message && VK_ESCAPE == pMsg->wParam))
  65         {
  66                 PostMessage(WM_CLOSE);
  67         }
  68
  69         if (WM_KEYDOWN == pMsg->message && VK_TAB == pMsg->wParam)
  70         {
  71                 PostMessage(WMU_SELECTNEXT, (GetAsyncKeyState(VK_SHIFT) < 0) ? 1 : 0, 0);
  72         }
  73
  74         return CDialog::PreTranslateMessage(pMsg);
  75 }
  76
  77 BOOL CWindowsManagerDialog::OnInitDialog()
  78 {
  79         CDialog::OnInitDialog();
  80
  81         m_List.SetExtendedStyle(LVS_EX_INFOTIP | LVS_EX_FULLROWSELECT);
  82
  83         if (NULL == m_pIL)
  84                 m_pIL = new CImageList();
  85
  86         m_pIL->DeleteImageList();
  87         m_pIL->Create(16, 16, ILC_COLOR32 | ILC_MASK, 0, 1);
  88         m_List.SetImageList(m_pIL, LVSIL_SMALL);
  89         m_List.SetBkColor(WMD_LISTCOLOR_BKG);
  90         m_List.SetTextBkColor(WMD_LISTCOLOR_BKG);
  91
  92         PopulateList();
  93
  94         if(m_List.GetItemCount() > 0)
  95                 m_List.SetItemState((1 == m_List.GetItemCount()) ? 0 : 1, LVIS_SELECTED | LVIS_FOCUSED, LVIS_SELECTED | LVIS_FOCUSED);
  96
  97         AdjustSize();
  98         CenterWindow(m_pFrame); // please initialize the parent window before creating dialog
  99
 100         return TRUE;  // return TRUE unless you set the focus to a control
 101                                   // EXCEPTION: OCX Property Pages should return FALSE
 102 }
 103
 104 void CWindowsManagerDialog::PopulateList()
 105 {
 106         if (m_List.GetItemCount() <= 0)
 107         {
 108                 CRect rect;
 109                 m_List.GetWindowRect(rect);
 110                 m_List.InsertColumn(0, _T("Files"), LVCFMT_LEFT, rect.Width());
 111         }
 112
 113         m_List.DeleteAllItems();
 114
 115         CString sText;
 116         const CTypedPtrArray<CPtrArray, CMDIChildWnd*>* pArrChild = m_pFrame->GetChildArray();
 117         for (int i = 0; i < pArrChild->GetSize(); ++i)
 118         {
 119                 HICON hIcon = pArrChild->GetAt(i)->GetIcon(TRUE);
 120                 if (NULL == hIcon)
 121                         hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
 122                 m_pIL->Add(hIcon);
 123                 sText = pArrChild->GetAt(i)->GetActiveDocument()->GetPathName();
 124                 if(sText.IsEmpty())
 125                         pArrChild->GetAt(i)->GetWindowText(sText);
 126                 m_List.InsertItem(i, sText, m_pIL->GetImageCount() - 1);
 127                 m_List.SetItemData(i, (DWORD_PTR)pArrChild->GetAt(i));
 128         }
 129 }
 130 // adjust size to listctrl column and dialog
 131 void CWindowsManagerDialog::AdjustSize()
 132 {
 133         CRect rect;
 134         m_List.GetItemRect(0, rect, LVIR_ICON);
 135
 136         const int nImgWidth = rect.right - rect.left;
 137         const int nSpaceWidth = m_List.GetStringWidth(_T(" "));
 138         const int nLeftMargin = ::GetSystemMetrics(SM_CXFRAME) * 2 + nSpaceWidth * 4;
 139
 140         int nMaxWidth = -1;
 141
 142         CString sText;
 143         CRect _rc(0, 0, 0, 0);
 144         for (int i = 0; i < m_List.GetItemCount(); ++i)
 145         {
 146                 sText = m_List.GetItemText(i, 0);
 147                 int nWidth = m_List.GetStringWidth(sText);
 148                 if (nWidth > nMaxWidth)
 149                         nMaxWidth = nWidth;
 150                 _rc.bottom += rect.bottom - rect.top;
 151         }
 152
 153         _rc.right = nMaxWidth + nImgWidth + nLeftMargin + 2 * ::GetSystemMetrics(SM_CYVSCROLL);
 154         m_List.SetColumnWidth(0, _rc.right - ::GetSystemMetrics(SM_CYFRAME));
 155
 156         //if the tasklist exceeds the height of the display, leave some space at the bottom
 157         if (_rc.bottom > ::GetSystemMetrics(SM_CYSCREEN) - 50)
 158         {
 159                 _rc.bottom = ::GetSystemMetrics(SM_CYSCREEN) - 50;
 160                 m_List.SetColumnWidth(0, _rc.right - ::GetSystemMetrics(SM_CYFRAME) - ::GetSystemMetrics(SM_CYVSCROLL));
 161         }
 162         // Task List's border is 1px smaller than ::GetSystemMetrics(SM_CYFRAME) returns
 163         _rc.bottom += ::GetSystemMetrics(SM_CYFRAME);
 164         MoveWindow(_rc, FALSE);
 165 }
 166
 167 void CWindowsManagerDialog::SetParentWnd(CWnd* pWnd)
 168 {
 169         ASSERT(NULL != pWnd);
 170         m_pFrame = DYNAMIC_DOWNCAST(CMainFrame, pWnd);
 171 }
 172
 173 void CWindowsManagerDialog::OnSize(UINT nType, int cx, int cy)
 174 {
 175         CDialog::OnSize(nType, cx, cy);
 176
 177         if(NULL != m_List.GetSafeHwnd() && cx > 0 && cy > 0)
 178                 m_List.MoveWindow(0, 0, cx, cy);
 179 }
 180
 181 void CWindowsManagerDialog::OnActivate(UINT nState, CWnd* pWndOther, BOOL bMinimized)
 182 {
 183         CDialog::OnActivate(nState, pWndOther, bMinimized);
 184
 185         if (WA_INACTIVE == nState)
 186                 PostMessage(WM_CLOSE);
 187 }
 188
 189 void CWindowsManagerDialog::OnClose()
 190 {
 191         if (m_bAutoCleanup)
 192                 DestroyWindow();
 193         else
 194                 CDialog::OnClose();
 195 }
 196
 197 void CWindowsManagerDialog::OnOK()
 198 {
 199         if (m_bAutoCleanup)
 200                 DestroyWindow();
 201         else
 202                 CDialog::OnOK();
 203 }
 204
 205 void CWindowsManagerDialog::OnCancel()
 206 {
 207         if (m_bAutoCleanup)
 208                 DestroyWindow();
 209         else
 210                 CDialog::OnCancel();
 211 }
 212
 213 void CWindowsManagerDialog::PostNcDestroy()
 214 {
 215         CDialog::PostNcDestroy();
 216
 217         if (m_bAutoCleanup)
 218                 delete this;
 219 }
 220
 221 void CWindowsManagerDialog::OnDestroy()
 222 {
 223         CDialog::OnDestroy();
 224
 225         const int nIndex = m_List.GetNextItem(-1, LVNI_SELECTED);
 226         if (nIndex >= 0 && nIndex < m_List.GetItemCount())
 227                 ::PostMessage(AfxGetMainWnd()->GetSafeHwnd(), WMU_CHILDFRAMEACTIVATE, 0, (LPARAM)m_List.GetItemData(nIndex));
 228 }
 229
 230 LRESULT CWindowsManagerDialog::OnIsOpen(WPARAM wParam, LPARAM lParam)
 231 {
 232         return 1;
 233 }
 234
 235 LRESULT CWindowsManagerDialog::OnSelectNext(WPARAM wParam, LPARAM lParam)
 236 {
 237         int nIndex = m_List.GetNextItem(-1, LVNI_SELECTED);
 238         if (wParam)             // reverse order
 239         {
 240                 if (0 == nIndex)
 241                         nIndex = m_List.GetItemCount() - 1;
 242                 else
 243                         nIndex--;
 244         }
 245         else
 246         {
 247                 if (nIndex == m_List.GetItemCount() - 1)
 248                         nIndex = 0;
 249                 else
 250                         nIndex++;
 251         }
 252
 253         m_List.SetItemState(nIndex, LVIS_SELECTED | LVIS_FOCUSED, LVIS_SELECTED | LVIS_FOCUSED);
 254         m_List.EnsureVisible(nIndex, FALSE);
 255
 256         return 1;
 257 }
 258
 259 void CWindowsManagerDialog::OnNMCustomdrawListFile(NMHDR* pNMHDR, LRESULT* pResult)
 260 {
 261         NMLVCUSTOMDRAW* pLVCD = reinterpret_cast<NMLVCUSTOMDRAW*>(pNMHDR);
 262
 263         switch (pLVCD->nmcd.dwDrawStage)
 264         {
 265         case CDDS_PREPAINT:
 266                 *pResult = CDRF_NOTIFYITEMDRAW;
 267                 break;
 268         case CDDS_ITEMPREPAINT:
 269                 if (CDIS_FOCUS == (pLVCD->nmcd.uItemState & CDIS_FOCUS))
 270                 {
 271                         pLVCD->nmcd.uItemState = CDIS_DEFAULT;
 272                         pLVCD->clrTextBk = WMD_LISTCOLOR_BKGSEL;
 273                 }
 274                 *pResult = CDRF_DODEFAULT;
 275                 break;
 276         default:
 277                 *pResult = CDRF_DODEFAULT;
 278                 break;
 279         }
 280 }
 281
 282 void CWindowsManagerDialog::OnNMDblclkListFile(NMHDR* pNMHDR, LRESULT* pResult)
 283 {
 284         *pResult = 0;
 285
 286         PostMessage(WM_CLOSE);
 287 }