dialogs.c

C语言编程中算法数据结构中的树行代码

        GetWindowRect(GetDlgItem(hwnd,IDC_FILEMRU),&rc);
        MapWindowPoints(NULL,hwnd,(LPPOINT)&rc,2);
        SetWindowPos(GetDlgItem(hwnd,IDC_FILEMRU),NULL,0,0,rc.right-rc.left+dxClient,rc.bottom-rc.top+dyClient,SWP_NOZORDER|SWP_NOMOVE);
        ListView_SetColumnWidth(GetDlgItem(hwnd,IDC_FILEMRU),0,LVSCW_AUTOSIZE_USEHEADER);
        InvalidateRect(GetDlgItem(hwnd,IDC_FILEMRU),NULL,TRUE);

        GetWindowRect(GetDlgItem(hwnd,IDC_SAVEMRU),&rc);
        MapWindowPoints(NULL,hwnd,(LPPOINT)&rc,2);
        SetWindowPos(GetDlgItem(hwnd,IDC_SAVEMRU),NULL,rc.left,rc.top+dyClient,0,0,SWP_NOZORDER|SWP_NOSIZE);
        InvalidateRect(GetDlgItem(hwnd,IDC_SAVEMRU),NULL,TRUE);
      }
      return TRUE;


    case WM_GETMINMAXINFO:
      {
        LPMINMAXINFO lpmmi = (LPMINMAXINFO)lParam;
        lpmmi->ptMinTrackSize.x = mmiPtMinX;
        lpmmi->ptMinTrackSize.y = mmiPtMaxY;
        //lpmmi->ptMaxTrackSize.y = mmiPtMaxY;
      }
      return TRUE;


    case WM_NOTIFY: {
      if (((LPNMHDR)(lParam))->idFrom == IDC_FILEMRU) {

      switch (((LPNMHDR)(lParam))->code) {

        case NM_DBLCLK:
          SendMessage(hwnd,WM_COMMAND,MAKELONG(IDOK,1),0);
          break;


        case LVN_GETDISPINFO: {
            /*
            LV_DISPINFO *lpdi = (LPVOID)lParam;

            if (lpdi->item.mask & LVIF_IMAGE) {

              char tch[MAX_PATH];
              LV_ITEM lvi;
              SHFILEINFO shfi;
              DWORD dwFlags = SHGFI_SMALLICON | SHGFI_SYSICONINDEX | SHGFI_ATTRIBUTES | SHGFI_ATTR_SPECIFIED;
              DWORD dwAttr  = 0;

              ZeroMemory(&lvi,sizeof(LV_ITEM));

              lvi.mask = LVIF_TEXT;
              lvi.pszText = tch;
              lvi.cchTextMax = COUNTOF(tch);
              lvi.iItem = lpdi->item.iItem;

              ListView_GetItem(GetDlgItem(hwnd,IDC_FILEMRU),&lvi);

              if (!PathFileExists(tch)) {
                dwFlags |= SHGFI_USEFILEATTRIBUTES;
                dwAttr = FILE_ATTRIBUTE_NORMAL;
                shfi.dwAttributes = 0;
                SHGetFileInfo(PathFindFileName(tch),dwAttr,&shfi,sizeof(SHFILEINFO),dwFlags);
              }

              else {
                shfi.dwAttributes = SFGAO_LINK | SFGAO_SHARE;
                SHGetFileInfo(tch,dwAttr,&shfi,sizeof(SHFILEINFO),dwFlags);
              }

              lpdi->item.iImage = shfi.iIcon;
              lpdi->item.mask |= LVIF_DI_SETITEM;

              lpdi->item.stateMask = 0;
              lpdi->item.state = 0;

              if (shfi.dwAttributes & SFGAO_LINK) {
                lpdi->item.mask |= LVIF_STATE;
                lpdi->item.stateMask |= LVIS_OVERLAYMASK;
                lpdi->item.state |= INDEXTOOVERLAYMASK(2);
              }

              if (shfi.dwAttributes & SFGAO_SHARE) {
                lpdi->item.mask |= LVIF_STATE;
                lpdi->item.stateMask |= LVIS_OVERLAYMASK;
                lpdi->item.state |= INDEXTOOVERLAYMASK(1);
              }

              dwAttr = GetFileAttributes(tch);

              if (!flagNoFadeHidden &&
                  dwAttr != INVALID_FILE_ATTRIBUTES &&
                  dwAttr & (FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM)) {
                lpdi->item.mask |= LVIF_STATE;
                lpdi->item.stateMask |= LVIS_CUT;
                lpdi->item.state |= LVIS_CUT;
              }
            }
            */
          }
          break;


        case LVN_ITEMCHANGED:
        case LVN_DELETEITEM:
            EnableWindow(GetDlgItem(hwnd,IDOK),ListView_GetSelectedCount(GetDlgItem(hwnd,IDC_FILEMRU)));
            break;
          }
        }
      }

      return TRUE;


    case WM_COMMAND:

      switch(LOWORD(wParam))
      {

        case 0x00A0:
          {
            int i;
            char tch[MAX_PATH];
            LV_ITEM lvi;
            SHFILEINFO shfi;

            DWORD dwtid;
            LPICONTHREADINFO lpit = (LPVOID)GetProp(hwnd,"it");

            SetEvent(lpit->hExitThread);
            while (WaitForSingleObject(lpit->hTerminatedThread,0) != WAIT_OBJECT_0) {
              MSG msg;
              if (PeekMessage(&msg,NULL,0,0,PM_REMOVE)) {
                TranslateMessage(&msg);
                DispatchMessage(&msg);
              }
            }
            ResetEvent(lpit->hExitThread);
            SetEvent(lpit->hTerminatedThread);

            ListView_DeleteAllItems(GetDlgItem(hwnd,IDC_FILEMRU));

            ZeroMemory(&lvi,sizeof(LV_ITEM));
            lvi.mask = LVIF_TEXT | LVIF_IMAGE;

            SHGetFileInfo("Icon",FILE_ATTRIBUTE_NORMAL,&shfi,sizeof(SHFILEINFO),
              SHGFI_USEFILEATTRIBUTES | SHGFI_SMALLICON | SHGFI_SYSICONINDEX);
            lvi.iImage = shfi.iIcon;

            for (i = 0; i < MRU_Enum(pFileMRU,0,NULL,0); i++) {
              MRU_Enum(pFileMRU,i,tch,COUNTOF(tch));
              //  SendDlgItemMessage(hwnd,IDC_FILEMRU,LB_ADDSTRING,0,(LPARAM)tch); }
              //  SendDlgItemMessage(hwnd,IDC_FILEMRU,LB_SETCARETINDEX,0,FALSE);
              lvi.iItem = i;
              lvi.pszText = tch;
              ListView_InsertItem(GetDlgItem(hwnd,IDC_FILEMRU),&lvi);
            }

            ListView_SetItemState(GetDlgItem(hwnd,IDC_FILEMRU),0,LVIS_FOCUSED,LVIS_FOCUSED);
            ListView_SetColumnWidth(GetDlgItem(hwnd,IDC_FILEMRU),0,LVSCW_AUTOSIZE_USEHEADER);

            CreateThread(NULL,0,FileMRUIconThread,(LPVOID)lpit,0,&dwtid);
          }
          break;

        case IDC_FILEMRU:
          break;


        case IDOK:
          {
            char tch[MAX_PATH];
            //int  iItem;

            //if ((iItem = SendDlgItemMessage(hwnd,IDC_FILEMRU,LB_GETCURSEL,0,0)) != LB_ERR)
            if (ListView_GetSelectedCount(GetDlgItem(hwnd,IDC_FILEMRU)))
            {
              //SendDlgItemMessage(hwnd,IDC_FILEMRU,LB_GETTEXT,(WPARAM)iItem,(LPARAM)tch);
              LV_ITEM lvi;
              ZeroMemory(&lvi,sizeof(LV_ITEM));

              lvi.mask = LVIF_TEXT;
              lvi.pszText = tch;
              lvi.cchTextMax = COUNTOF(tch);
              lvi.iItem = ListView_GetNextItem(GetDlgItem(hwnd,IDC_FILEMRU),-1,LVNI_ALL | LVNI_SELECTED);

              ListView_GetItem(GetDlgItem(hwnd,IDC_FILEMRU),&lvi);

              PathUnquoteSpaces(tch);

              if (!PathFileExists(tch)) {

                // Ask...
                if (IDYES == MsgBox(MBYESNO,IDS_ERR_MRUDLG)) {

                    MRU_Delete(pFileMRU,lvi.iItem);

                    //SendDlgItemMessage(hwnd,IDC_FILEMRU,LB_DELETESTRING,(WPARAM)iItem,0);
                    //ListView_DeleteItem(GetDlgItem(hwnd,IDC_FILEMRU),lvi.iItem);
                    // must use IDM_VIEW_REFRESH, index might change...
                    SendMessage(hwnd,WM_COMMAND,MAKELONG(0x00A0,1),0);

                    //EnableWindow(GetDlgItem(hwnd,IDOK),
                    //  (LB_ERR != SendDlgItemMessage(hwnd,IDC_GOTO,LB_GETCURSEL,0,0)));

                    EnableWindow(GetDlgItem(hwnd,IDOK),
                      ListView_GetSelectedCount(GetDlgItem(hwnd,IDC_FILEMRU)));
                }
              }

              else {
                lstrcpy((LPSTR)GetWindowLong(hwnd,DWL_USER),tch);
                EndDialog(hwnd,IDOK);
              }
            }
          }
          break;


        case IDCANCEL:
          EndDialog(hwnd,IDCANCEL);
          break;

      }

      return TRUE;

  }

  return FALSE;

}


//=============================================================================
//
//  FileMRUDlg()
//
//
BOOL FileMRUDlg(HWND hwnd,LPSTR lpstrFile)
{

  if (IDOK == DialogBoxParam(g_hInstance,MAKEINTRESOURCE(IDD_FILEMRU),
                hwnd,FileMRUDlgProc,(LPARAM)lpstrFile))
    return TRUE;
  else
    return FALSE;

}


//=============================================================================
//
//  ColumnWrapDlgProc()
//
//  Controls: 100 Edit
//
BOOL CALLBACK ColumnWrapDlgProc(HWND hwnd,UINT umsg,WPARAM wParam,LPARAM lParam)
{

  static int *piNumber;

  switch(umsg)
  {

    case WM_INITDIALOG:
      {

        piNumber = (int*)lParam;

        SetDlgItemInt(hwnd,100,*piNumber,FALSE);
        SendDlgItemMessage(hwnd,100,EM_LIMITTEXT,15,0);

        CenterDlgInParent(hwnd);

      }
      return TRUE;


    case WM_COMMAND:

      switch(LOWORD(wParam))
      {

        case IDOK: {

          BOOL fTranslated;

          int iNewNumber = GetDlgItemInt(hwnd,100,&fTranslated,FALSE);

          if (fTranslated)
          {
            *piNumber = iNewNumber;

            EndDialog(hwnd,IDOK);
          }

          else
            PostMessage(hwnd,WM_NEXTDLGCTL,(WPARAM)(GetDlgItem(hwnd,100)),1);

          }
          break;


        case IDCANCEL:
          EndDialog(hwnd,IDCANCEL);
          break;

      }

      return TRUE;

  }

  return FALSE;

}


//=============================================================================
//
//  ColumnWrapDlg()
//
BOOL ColumnWrapDlg(HWND hwnd,UINT uidDlg,int *iNumber)
{

  int iResult;

  iResult = DialogBoxParam(
              g_hInstance,
              MAKEINTRESOURCE(uidDlg),
              hwnd,
              ColumnWrapDlgProc,(LPARAM)iNumber);

  return (iResult == IDOK) ? TRUE : FALSE;

}


//=============================================================================
//
//  WordWrapSettingsDlgProc()
//
//  Controls: 100 Edit
//            101 Combo
//
extern BOOL bShowWordWrapSymbols;
extern int  iWordWrapSymbols;

BOOL CALLBACK WordWrapSettingsDlgProc(HWND hwnd,UINT umsg,WPARAM wParam,LPARAM lParam)
{

  static int *piNumber;

  switch(umsg)
  {

    case WM_INITDIALOG:
      {

        char tch[512];
        char *p1, *p2;

        piNumber = (int*)lParam;

        SetDlgItemInt(hwnd,100,*piNumber,FALSE);
        SendDlgItemMessage(hwnd,100,EM_LIMITTEXT,15,0);

        // Load options
        GetString(IDS_WORDWRAPVISUALS,tch,COUNTOF(tch));
        lstrcat(tch,"|");
        p1 = tch;
        while (p2 = strchr(p1,'|')) {
          *p2++ = '\0';
          if (*p1)
            SendDlgItemMessage(hwnd,101,CB_ADDSTRING,0,(LPARAM)p1);
          p1 = p2;
        }

        SendDlgItemMessage(hwnd,101,CB_SETCURSEL,(WPARAM)(bShowWordWrapSymbols) ? iWordWrapSymbols+1 : 0,0);
        SendDlgItemMessage(hwnd,101,CB_SETEXTENDEDUI,TRUE,0);

        CenterDlgInParent(hwnd);

      }
      return TRUE;


    case WM_COMMAND:

      switch(LOWORD(wParam))
      {

        case IDOK: {

          BOOL fTranslated;
          int  iSel;

          int iNewNumber = GetDlgItemInt(hwnd,100,&fTranslated,FALSE);

          if (fTranslated)
          {
            *piNumber = iNewNumber;

            iSel = SendDlgItemMessage(hwnd,101,CB_GETCURSEL,0,0);
            if (iSel > 0) {
              bShowWordWrapSymbols = TRUE;
              iWordWrapSymbols = iSel-1;
            }
            else {
              bShowWordWrapSymbols = FALSE;
            }

            EndDialog(hwnd,IDOK);
          }

          else
            PostMessage(hwnd,WM_NEXTDLGCTL,(WPARAM)(GetDlgItem(hwnd,100)),1);

          }
          break;


        case IDCANCEL:
          EndDialog(hwnd,IDCANCEL);
          break;

      }

      return TRUE;

  }

  return FALSE;

}


//=============================================================================
//
//  WordWrapSettingsDlg()
//
BOOL WordWrapSettingsDlg(HWND hwnd,UINT uidDlg,int *iNumber)
{

  int iResult;

  iResult = DialogBoxParam(
              g_hInstance,
              MAKEINTRESOURCE(uidDlg),
              hwnd,
              WordWrapSettingsDlgProc,(LPARAM)iNumber);

  return (iResult == IDOK) ? TRUE : FALSE;