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- //
- // Periodic table of the elements, for Microsoft Windows 3.0.
- // Originally written by Gregory A. Jones, uunet!microsoft!gregj.
- // Extensively modified by Charles L. Perrin as a Windows learning project.
- //
-
- // This program may be freely distributed.
-
- // Chemical data culled from reference works, including the
- // CRC Handbook of Chemistry and Physics.
-
- #include <windows.h>
- #include "element3.h"
-
- //
- // Prototypes for functions.
- //
-
- long FAR PASCAL WndProc(HWND, unsigned, WORD, LONG);
- BOOL FAR PASCAL BoxProcessor(HWND,unsigned,WORD,LONG);
- void ElementDisplay(HDC);
-
- //
- // A few global variables.
- //
-
- char szAppName [] = "Element3";
- char szMainMenu [] = "mainmenu";
- char szAccTable [] = "mainaccel";
- char szHint [] = "HINT: Point at an element with the mouse.";
- char szElement [80];
- FARPROC lpBoxHandler;
- HANDLE ghInstance, hWhiteBrush, hAccTable, hClipboard;
- LPSTR lpszClipboard;
- WORD cxBox, cyBox;
- int i, iElementOld;
- BOOL fThawing, fFreezing, fFrozen;
- RECT rect;
-
- //
- // Data stored for each element. Includes name, symbol, atomic weight,
- // and location in table (where period one is row 0, family 1a is column 0).
- // Atomic number is implicit, since the table is ordered by it.
- //
-
- typedef struct tagELEMENT {
- char *pszName; // Name of the element, i.e. "Hydrogen"
- char *pszSymbol; // Symbol, i.e. "He"
- char *pszWeight; // Atomic weight, i.e. "(230)"
- WORD wColumn; // Column number to draw in
- WORD wRow; // Row number to draw in
- } ELEMENT;
-
- typedef ELEMENT *PELEMENT;
-
- //
- // Width and height of the table, and number of elements defined.
- //
-
- #define NUM_COLUMNS 18
- #define NUM_ROWS 10
- #define MAX_ELEMENTS 106
-
- //
- // Titles for the families, by column. Null strings are because "8"
- // really covers three columns.
- //
-
- char *pszTitles [NUM_COLUMNS] = {
- "1a", "2a", "3b", "4b", "5b", "6b", "7b", "", "8", "", "1b", "2b",
- "3a", "4a", "5a", "6a", "7a", "0"
- };
-
- //
- // The elements themselves. Add new ones on the end if you discover them.
- // Also, don't forget to set MAX_ELEMENTS to the new value!
- //
-
- ELEMENT elTable [MAX_ELEMENTS] = {
- "Hydrogen", "H", "1.0079", 0, 0,
- "Helium", "He", "4.00260", 17, 0,
- "Lithium", "Li", "6.94", 0, 1,
- "Beryllium", "Be", "9.01218", 1, 1,
- "Boron", "B", "10.81", 12, 1,
- "Carbon", "C", "12.011", 13, 1,
- "Nitrogen", "N", "14.0067", 14, 1,
- "Oxygen", "O", "15.9994", 15, 1,
- "Fluorine", "F", "18.998403", 16, 1,
- "Neon", "Ne", "20.17", 17, 1,
- "Sodium", "Na", "22.98977", 0, 2,
- "Magnesium", "Mg", "24.305", 1, 2,
- "Aluminum", "Al", "26.98154", 12, 2,
- "Silicon", "Si", "28.0855", 13, 2,
- "Phosphorous", "P", "30.97376", 14, 2,
- "Sulfur", "S", "32.06", 15, 2,
- "Chlorine", "Cl", "35.453", 16, 2,
- "Argon", "Ar", "39.948", 17, 2,
- "Potassium", "K", "39.0983", 0, 3,
- "Calcium", "Ca", "40.08", 1, 3,
- "Scandium", "Sc", "44.9559", 2, 3,
- "Titanium", "Ti", "47.90", 3, 3,
- "Vanadium", "V", "50.9415", 4, 3,
- "Chromium", "Cr", "51.996", 5, 3,
- "Manganese", "Mn", "54.9380", 6, 3,
- "Iron", "Fe", "55.847", 7, 3,
- "Cobalt", "Co", "58.9332", 8, 3,
- "Nickel", "Ni", "58.71", 9, 3,
- "Copper", "Cu", "63.546", 10, 3,
- "Zinc", "Zn", "65.38", 11, 3,
- "Gallium", "Ga", "69.735", 12, 3,
- "Germanium", "Ge", "72.59", 13, 3,
- "Arsenic", "As", "74.9216", 14, 3,
- "Selenium", "Se", "78.96", 15, 3,
- "Bromium", "Br", "79.904", 16, 3,
- "Krypton", "Kr", "83.80", 17, 3,
- "Rubidium", "Rb", "85.467", 0, 4,
- "Strontium", "Sr", "87.62", 1, 4,
- "Yttrium", "Y", "88.9059", 2, 4,
- "Zirconium", "Zr", "91.22", 3, 4,
- "Niobium", "Nb", "92.9064", 4, 4,
- "Molybdenum", "Mo", "95.94", 5, 4,
- "Technetium", "Tc", "98.9062", 6, 4,
- "Ruthenium", "Ru", "101.07", 7, 4,
- "Rhodium", "Rh", "102.9055", 8, 4,
- "Palladium", "Pd", "106.4", 9, 4,
- "Silver", "Ag", "107.868", 10, 4,
- "Cadmium", "Cd", "112.41", 11, 4,
- "Indium", "In", "114.82", 12, 4,
- "Tin", "Sn", "118.69", 13, 4,
- "Antimony", "Sb", "121.75", 14, 4,
- "Tellurium", "Te", "127.60", 15, 4,
- "Iodine", "I", "126.9045", 16, 4,
- "Xenon", "Xe", "131.30", 17, 4,
- "Cesium", "Cs", "132.9054", 0, 5,
- "Barium", "Ba", "137.33", 1, 5,
- "Lanthanum", "La", "138.9055", 2, 5,
- "Cerium", "Ce", "140.12", 2, 8,
- "Praeseodymium", "Pr", "140.9077", 3, 8,
- "Neodymium", "Nd", "144.24", 4, 8,
- "Promethium", "Pm", "(145)", 5, 8,
- "Samarium", "Sm", "150.4", 6, 8,
- "Europium", "Eu", "151.96", 7, 8,
- "Gadolinium", "Gd", "157.25", 8, 8,
- "Terbium", "Tb", "158.9254", 9, 8,
- "Dysprosium", "Dy", "162.50", 10, 8,
- "Holmium", "Ho", "164.9304", 11, 8,
- "Erbium", "Er", "167.26", 12, 8,
- "Thulium", "Tm", "168.9342", 13, 8,
- "Ytterbium", "Yb", "173.04", 14, 8,
- "Lutetium", "Lu", "174.96", 15, 8,
- "Hafnium", "Hf", "178.49", 3, 5,
- "Tantalum", "Ta", "180.947", 4, 5,
- "Tungsten", "W", "183.85", 5, 5,
- "Rhenium", "Re", "186.207", 6, 5,
- "Osmium", "Os", "190.2", 7, 5,
- "Iridium", "Ir", "192.22", 8, 5,
- "Platinum", "Pt", "195.09", 9, 5,
- "Gold", "Au", "196.9665", 10, 5,
- "Mercury", "Hg", "200.59", 11, 5,
- "Thallium", "Tl", "204.37", 12, 5,
- "Lead", "Pb", "207.2", 13, 5,
- "Bismuth", "Bi", "208.9804", 14, 5,
- "Polonium", "Po", "(209)", 15, 5,
- "Astatine", "At", "(210)", 16, 5,
- "Radon", "Rn", "(222)", 17, 5,
- "Francium", "Fr", "(223)", 0, 6,
- "Radium", "Ra", "226.0254", 1, 6,
- "Actinium", "Ac", "(227)", 2, 6,
- "Thorium", "Th", "232.0381", 2, 9,
- "Protactinium", "Pa", "231.0359", 3, 9,
- "Uranium", "U", "238.029", 4, 9,
- "Neptunium", "Np", "237.0482", 5, 9,
- "Plutonium", "Pu", "(244)", 6, 9,
- "Americium", "Am", "(243)", 7, 9,
- "Curium", "Cm", "(247)", 8, 9,
- "Berkelium", "Bk", "(247)", 9, 9,
- "Calfornium", "Cf", "(251)", 10, 9,
- "Einsteinium", "Es", "(254)", 11, 9,
- "Fermium", "Fm", "(257)", 12, 9,
- "Mendelevium", "Md", "(258)", 13, 9,
- "Nobelium", "No", "(259)", 14, 9,
- "Lawrencium", "Lr", "(260)", 15, 9,
- "Rutherfordium", "Rf", "(260)", 3, 6,
- "Hahnium", "Ha", "(260)", 4, 6,
- "Not Named Yet", "106", "(263)", 5, 6
- };
-
- //
- // Main entry point for this application.
- //
-
- int PASCAL WinMain (HANDLE hInstance, HANDLE hPrevInstance,
- LPSTR lpszCmdLine, int nCmdShow)
- {
- HWND hWnd;
- MSG msg;
- int nWidth, nHeight;
- WNDCLASS wndclass;
-
- //
- // Save handle instance globally.
- //
-
- ghInstance = hInstance;
-
- //
- // Register the window class for this application.
- //
-
- if (!hPrevInstance) {
- wndclass.style = CS_VREDRAW | CS_HREDRAW | CS_SAVEBITS;
- wndclass.lpfnWndProc = WndProc;
- wndclass.cbClsExtra = 0;
- wndclass.cbWndExtra = 0;
- wndclass.hInstance = hInstance;
- wndclass.hIcon = LoadIcon (hInstance, "mainicon");
- wndclass.hCursor = LoadCursor (NULL, IDC_ARROW);
- wndclass.hbrBackground = GetStockObject (WHITE_BRUSH);
- wndclass.lpszMenuName = szMainMenu;
- wndclass.lpszClassName = szAppName;
-
- if (!RegisterClass (&wndclass))
- return FALSE;
- }
-
- //
- // Create a white background for future use.
- //
-
- hWhiteBrush = GetStockObject(WHITE_BRUSH);
-
- //
- // Load the keyboard accelerator table.
- //
-
- hAccTable = LoadAccelerators(hInstance,szAccTable);
-
- //
- // Set old element number to cause display on first entry.
- // Set up initial hint text.
- // Set flag to indicate element change is not frozen.
- //
-
- iElementOld = MAX_ELEMENTS + 1;
- lstrcpy(szElement,szHint);
- fFrozen = FALSE;
-
- //
- // Calculate a width of screen width.
- //
-
- nWidth = GetSystemMetrics(SM_CXSCREEN);
-
- //
- // Calculate a height of screen height less twice icon height.
- //
-
- nHeight = GetSystemMetrics(SM_CYSCREEN) - GetSystemMetrics(SM_CYICON) * 2;
-
- //
- // Create and display the main window.
- //
-
- hWnd = CreateWindow (szAppName, "Periodic Table", WS_OVERLAPPED |
- WS_CAPTION | WS_THICKFRAME | WS_SYSMENU |
- WS_MINIMIZEBOX | WS_MAXIMIZEBOX,
- 0, 0, nWidth, nHeight, NULL, NULL,
- hInstance, NULL);
- if (!hWnd) return FALSE;
-
- ShowWindow (hWnd, nCmdShow);
- UpdateWindow (hWnd);
-
- //
- // The world-famous Microsoft Windows message loop with accelerators.
- // By the time you get your first WinApp working, you will be seeing
- // messages in your sleep!
- //
-
- while (GetMessage (&msg, NULL, 0, 0)) {
-
- //
- // If it's not an accelerator key, translate and dispatch!
- //
-
- if (!TranslateAccelerator(hWnd,hAccTable,&msg))
- {
- TranslateMessage (&msg);
- DispatchMessage (&msg);
- }
- }
-
- //
- // Return control to caller (Windows).
- //
-
- return msg.wParam;
- }
-
- //
- // This module displays the element text in the proper size and color.
- //
-
- void ElementDisplay(hDC)
- HDC hDC;
-
- {
-
- //
- // Calculate bounding box for the DrawText operation (the area that is
- // between Hydrogen and Helium with a 1-pixel border).
- //
-
- rect.left = ( elTable[0].wColumn + 1 ) * cxBox + 21;
- rect.right = elTable[1].wColumn * cxBox + 19;
- rect.top = elTable[0].wRow * cyBox + 40;
- rect.bottom = rect.top + cyBox - 1;
-
- //
- // Fill the element text area with the background.
- //
-
- FillRect(hDC,&rect,hWhiteBrush);
-
- //
- // Switch text color to blue if frozen, or red if not frozen.
- //
-
- if (fFrozen) SetTextColor(hDC,RGB(0,0,255));
- else SetTextColor(hDC,RGB(255,0,0));
-
- //
- // Display the element text, clipped, centered.
- //
-
- DrawText(hDC,szElement,-1,&rect,DT_CENTER | DT_VCENTER);
-
- //
- // Switch text color back to black.
- //
-
- SetTextColor(hDC,RGB(0,0,0));
-
- }
-
- //
- // AboutBox and HelpBox (only the box changes) dialog box function.
- //
-
- BOOL FAR PASCAL BoxProcessor(hDlg,message,wParam,lParam)
- HWND hDlg;
- unsigned message;
- WORD wParam;
- LONG lParam;
-
- {
-
- //
- // What type of message was encountered?
- //
-
- switch (message) {
-
- //
- // No steps required to initialize dialog.
- // However, it must be indicated that the dialog is initialized.
- //
-
- case WM_INITDIALOG:
- return (TRUE);
-
- //
- // Process command keys germane to the dialog box.
- //
-
- case WM_COMMAND:
-
- //
- // Was the command key "OK" or "Cancel"?
- //
-
- if (wParam == IDOK || wParam ==IDCANCEL) {
-
- //
- // End the dialog and indicate that keys accepted.
- //
-
- EndDialog(hDlg,TRUE);
- return(TRUE);
-
- }
-
- //
- // No processing required for any other function.
- //
-
- }
-
- return(FALSE);
-
- }
-
- //
- // Main window function.
- //
-
- long FAR PASCAL WndProc (HWND hWnd, unsigned iMessage, WORD wParam, LONG lParam)
- {
- static WORD cxClient, cyClient;
- WORD cyChar, xBox, yBox;
- PAINTSTRUCT ps;
- HDC hDC;
- PELEMENT pel;
- char buf [10];
- RECT rect;
-
- //
- // Clear the "freezing" and "thawing" flags.
- //
-
- fFreezing = FALSE;
- fThawing = FALSE;
-
- switch (iMessage) {
-
- //
- // Accept the four defined messages.
- //
-
- case WM_COMMAND:
-
- switch (wParam) {
-
- //
- // Did the user request an Exit?
- //
-
- case ID_EXIT:
-
- //
- // Request Windows to nuke the window.
- //
-
- PostQuitMessage(0);
- break;
-
- //
- // Did the user request the element data be placed on the clipboard?
- //
-
- case ID_COPY:
-
- //
- // Get a global block of memory for clipboard use.
- //
-
- hClipboard = GlobalAlloc(GHND,(DWORD)128);
-
- //
- // Convert the handle to a pointer.
- //
-
- lpszClipboard = GlobalLock(hClipboard);
-
- //
- // Store the current line in the clipboard block.
- //
-
- wsprintf(lpszClipboard,"%s\n",(LPSTR)szElement);
-
- //
- // Unlock the clipboard memory block by handle.
- //
-
- GlobalUnlock(hClipboard);
-
- //
- // Transfer the clipboard memory block to the clipboard.
- //
-
- OpenClipboard(hWnd);
- EmptyClipboard();
- SetClipboardData(CF_TEXT,hClipboard);
- CloseClipboard();
-
- //
- // Clipboard functions complete!
- //
-
- break;
-
- //
- // This logic handles the "Help Screen" function.
- //
-
- case ID_HELP:
-
- //
- // Get the famous "instance thunk" pointing to the BoxProcessor.
- //
-
- lpBoxHandler = MakeProcInstance(BoxProcessor,ghInstance);
-
- //
- // Set up the dialog box.
- //
-
- DialogBox(ghInstance,"HelpBox",hWnd,lpBoxHandler);
-
- //
- // Discard the instance thunk.
- //
-
- FreeProcInstance(lpBoxHandler);
-
- //
- // Help functions complete!
- //
-
- break;
-
- //
- // This logic sequence handles "About Element3...".
- //
-
- case ID_ABOUT:
-
- //
- // Get the famous "instance thunk" pointing to the BoxProcessor.
- //
-
- lpBoxHandler = MakeProcInstance(BoxProcessor,ghInstance);
-
- //
- // Set up the dialog box.
- //
-
- DialogBox(ghInstance,"AboutBox",hWnd,lpBoxHandler);
-
- //
- // Discard the instance thunk.
- //
-
- FreeProcInstance(lpBoxHandler);
-
- //
- // About functions complete!
- //
-
- break;
-
- }
-
- //
- // Command functions complete
- //
-
- break;
-
- case WM_SIZE:
-
- //
- // When the window changes size, update static variables
- // containing the window size and size of each box.
- //
-
- cxClient = LOWORD (lParam);
- cyClient = HIWORD (lParam);
- cxBox = (cxClient - 40) / NUM_COLUMNS;
- cyBox = (cyClient - 60) / NUM_ROWS;
- break;
-
- case WM_LBUTTONUP:
-
- //
- // Handle the case when the user released any mouse button.
- //
-
- //
- // Set flags to indicate freezing or thawing status.
- //
-
- fThawing = fFrozen;
- fFreezing = !fThawing;
-
- case WM_MOUSEMOVE:
-
- //
- // Mouse motion has occurred. Where is that dirty rat?
- //
-
- //
- // Are we not frozen or thawing out?
- //
-
- if (fThawing || !fFrozen) {
-
- //
- // Set frozen flag if we're in the process of freezing.
- //
-
- fFrozen = fFreezing;
-
- //
- // Convert the mouse location to a corresponding element box.
- //
-
- xBox = (LOWORD (lParam) - 20) / cxBox;
- yBox = (HIWORD (lParam) - 40) / cyBox;
-
- //
- // Scan the element table to determine which box holds the mouse.
- //
-
- for (i=0; i<MAX_ELEMENTS; i++)
- if (elTable [i].wColumn == xBox &&
- elTable [i].wRow == yBox)
- break;
-
- //
- // Did the element number or status change?
- //
-
- if ((i != iElementOld) | fFreezing | fThawing) {
-
- //
- // Save the old element number.
- //
-
- iElementOld = i;
-
- //
- // Build a string to indicate which element is selected.
- //
-
- if (i < MAX_ELEMENTS)
- wsprintf(szElement,"Element %u - %s(%s) - Atomic Weight %s",i+1,
- (LPSTR)elTable[i].pszName,
- (LPSTR)elTable[i].pszSymbol,
- (LPSTR)elTable[i].pszWeight);
- else
- lstrcpy(szElement,szHint);
-
- //
- // Get control of the display context.
- //
-
- hDC = GetDC(hWnd);
-
- //
- // Display the element data.
- //
-
- ElementDisplay(hDC);
-
- //
- // Release display context for other uses.
- //
-
- ReleaseDC(hWnd, hDC);
-
- } // Element changed branch exit at this point.
-
- } // Not frozen logic exits at this point.
-
- return 0L;
-
- case WM_PAINT:
-
- //
- // Need to redraw the window from scratch.
- //
-
- hDC = BeginPaint (hWnd, &ps);
- cyChar = HIWORD (GetTextExtent (hDC, "M", 1));
-
- rect.top = cyChar;
- rect.bottom = cyChar * 2 + 2;
-
- //
- // Draw the column titles.
- //
- for (i=0; i<NUM_COLUMNS; i++) {
- rect.left = i * cxBox + 20;
- rect.right = rect.left + cxBox;
- DrawText (hDC, pszTitles [i], -1, &rect, DT_CENTER | DT_VCENTER |
- DT_NOPREFIX | DT_SINGLELINE);
- }
-
- //
- // Now draw each element. Each one consists of a rectangle to
- // contain the information, the atomic number in the upper left
- // corner, and the atomic symbol centered.
- //
- for (i=0; i<MAX_ELEMENTS; i++) {
- pel = &elTable [i];
- rect.left = pel->wColumn * cxBox + 20;
- rect.right = rect.left + cxBox;
- rect.top = pel->wRow * cyBox + 40;
- rect.bottom = rect.top + cyBox;
- Rectangle (hDC, rect.left, rect.top, rect.right, rect.bottom);
-
- wsprintf (buf, "%i", i+1);
- TextOut (hDC, rect.left+1, rect.top+1, buf, lstrlen (buf));
-
- rect.top += cyChar + 1;
-
- DrawText (hDC, pel->pszSymbol, -1, &rect, DT_CENTER | DT_VCENTER |
- DT_NOPREFIX | DT_SINGLELINE);
- }
-
- //
- // Display the element text.
- //
-
- ElementDisplay(hDC);
-
- EndPaint (hWnd, &ps);
-
- return 0L;
-
- case WM_DESTROY:
-
- //
- // Main window closed. Quit the program.
- //
-
- PostQuitMessage (0);
- return 0L;
- }
-
- return DefWindowProc (hWnd, iMessage, wParam, lParam);
- }
-