/// <summary>
/// Returns the one DemoApplicationContext.
/// </summary>
public static SpreadsheetApplicationContext getAppContext()
{
if (appContext == null)
{
appContext = new SpreadsheetApplicationContext();
}
return(appContext);
}
/// <summary>
/// Returns the one DemoApplicationContext.
/// </summary>
public static SpreadsheetApplicationContext GetContext()
{
if (context == null)
{
context = new SpreadsheetApplicationContext();
}
return(context);
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
SpreadsheetApplicationContext appContext = SpreadsheetApplicationContext.getAppContext();
appContext.RunForm(new SpreadsheetForm());
Application.Run(appContext);
}
public static SpreadsheetApplicationContext getAppContext()
{
if (appContext == null)
{
appContext = new SpreadsheetApplicationContext();
}
return appContext;
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
var context = SpreadsheetApplicationContext.GetContext();
SpreadsheetApplicationContext.GetContext().RunNew();
Application.Run(context);
}
/// <summary>
/// Creates a new window, connected to a server based on whether or not the previous windows is connected.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void NewSpreadsheetButton_Click(object sender, EventArgs e)
{
if (connected)
{
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1(_address, winNum + 1));
}
else
{
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1(winNum + 1));
}
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
// Start an application context and run one form inside it
SpreadsheetApplicationContext appContext = SpreadsheetApplicationContext.getAppContext();
appContext.RunForm(new MainForm());
Application.Run(appContext);
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
// Get the application context and run one form inside it
var context = SpreadsheetApplicationContext.GetContext();
SpreadsheetApplicationContext.GetContext().RunNew();
Application.Run(context);
}
/// <summary>
/// Opens the spreadsheet at source in a new window.
/// </summary>
/// <param name="source">Path of the spreadsheet</param>
private void HandleOpen(string source)
{
try
{
Spreadsheet newSpreadsheet = new Spreadsheet(File.OpenText(source));
SpreadsheetApplicationContext.GetContext().RunNewWithSpreadsheet(newSpreadsheet);
}catch (IOException)
{
window.Message = "Error opening file";
}
}
/// <summary>
/// Handles a request to open a file, throwing exception if anything goes wrong
/// </summary>
private void HandleFileChosen(String filename)
{
try
{
SpreadsheetApplicationContext.GetContext().RunNew(filename);
}
catch (Exception e)
{
view.ShowFileOpenErrorBox(e);
}
}
/// <summary>
/// Triggered when the Open option is selected in the file menu
/// Opens the file explorer and allows the user to pick an already existing .sprd file
/// Creates a new Form1 based off this file
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Open_Click(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Filter = "Text Files (*.sprd)|*.sprd|All Files (*.*)|*.*";
dialog.ShowDialog();
string savePath = dialog.FileName;
if (!string.IsNullOrWhiteSpace(savePath))
{
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1(savePath));
}
}
/// <summary>
/// Handles a new window being opened
/// </summary>
private void HandleOpen(String filename)
{
Regex varPattern = new Regex(@"^[a-zA-Z][1-9]{1}[0-9]{0,1}$");
try
{
TextReader tr = new StreamReader(File.OpenRead(filename));
SpreadsheetApplicationContext.GetContext().RunNew(true, new Spreadsheet(tr, varPattern), filename);
}
catch (Exception)
{
MessageBox.Show("Open Failed");
}
}
/// <summary>
/// Handles New menu
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void NewToolStripMenuItem_Click(object sender, EventArgs e)
{
// Tell the application context to run the form on the same
// thread as the other forms.
SpreadsheetApplicationContext.getAppContext().RunForm(new SpreadsheetGUI());
}
/// <summary>
/// A method that creates key bindings
/// </summary>
/// <Citation> https://www.daniweb.com/programming/software-development/threads/261384/disabling-arrow-keys-other-beginner-questions </Citation>
protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
{
//If the user enters Alt + F4, closes the spreadsheet
if (keyData == (Keys.Alt | Keys.F4))
{
CloseSpreadsheet();
//Returns true after the operation was completed
return(true);
}
//If the user enters Ctrl + S, closes the spreadsheet
if (keyData == (Keys.Control | Keys.S))
{
SaveSpreadsheet();
//Returns true after the operation was completed
return(true);
}
//If the user enters Ctrl + O, opens the spreadsheet
if (keyData == (Keys.Control | Keys.O))
{
OpenSpreadsheet();
//Returns true after the operation was completed
return(true);
}
//If the user enters Ctrl + N, creates a new spreadsheet
if (keyData == (Keys.Control | Keys.N))
{
SpreadsheetApplicationContext.getAppContext().RunForm(new SpreadsheetForm());
//Returns true after the operation was completed
return(true);
}
//If the user enters Ctrl + H, shows the help options
if (keyData == (Keys.Control | Keys.H))
{
HelpSpreadsheet();
//Returns true after the operation was completed
return(true);
}
//If the user enters Ctrl + C, clears the spreadsheet
if (keyData == (Keys.Control | Keys.C))
{
ClearSpreadsheet();
//Returns true after the operation was completed
return(true);
}
//If the user enters the down key, then goes in here
if (keyData == Keys.Down)
{
int col;
int row;
//Gets the row and col in the panel
spreadsheetPanel.GetSelection(out col, out row);
//If the row is less than 98, then goes in here
if (row < 98)
{
//Adds 1 to row number
row = row + 1;
//moves the cellHighlighted
moveCellHighlighted(col, row);
}
//Returns true after the change is made in the cell
return(true);
}
//Condition if the user enters the left key
if (keyData == Keys.Left)
{
int col;
int row;
//Gets the row and col of the spreadsheet
spreadsheetPanel.GetSelection(out col, out row);
//If the col is greater than 0, goes in here
if (col > 0)
{
//Subtracts by 1 to move left
col = col - 1;
//moves the cellHighlighted
moveCellHighlighted(col, row);
}
//Returns true after the change is made in the cell
return(true);
}
//Goes in if the user enters the up key
if (keyData == Keys.Up)
{
int col;
int row;
//Gets the selection based on the row and col of the spreadsheet
spreadsheetPanel.GetSelection(out col, out row);
if (row > 0)
{
//Subtracts from the row to move up
row = row - 1;
cellContentsTextBox.Enabled = false;
//moves the cellHighlighted
moveCellHighlighted(col, row);
cellContentsTextBox.Enabled = true;
cellContentsTextBox.Select();
}
//Returns true after the change is made in the cell
return(true);
}
//If the user enters the right key goes in here
if (keyData == Keys.Right)
{
int col;
int row;
//Gets the selection based on the row and col of the spreadsheet
spreadsheetPanel.GetSelection(out col, out row);
//If the col is less than 25, goes in here
if (col < 25)
{
//Increments the col by 1
col = col + 1;
//Sets the selection on the basis of the row and col
spreadsheetPanel.SetSelection(col, row);
//moves the cellHighlighted
moveCellHighlighted(col, row);
}
//Returns true after the change is made in the cell
return(true);
}
//Returns true if a key was pressed
return(base.ProcessCmdKey(ref msg, keyData));
}
/// <summary>
/// Event handler for "how to use" menu item
/// </summary>
/// <param name="sender">Object sending event</param>
/// <param name="e">Event arguments</param>
private void howToUseToolStripMenuItem_Click(object sender, EventArgs e)
{
SpreadsheetApplicationContext.getAppContext().RunForm(new HowToUseForm());
}
/// <summary>
/// Open an existinfg file in a new window
/// </summary>
/// <param name="filename"></param>
public void OpenExisting(String filename)
{
SpreadsheetApplicationContext.GetContext().OpenNew(filename);
}
public void OpenSaved(string fileName)
{
SpreadsheetApplicationContext.GetContext().RunNew(fileName);
}
/// <summary>
/// Opens a new instance of a spreadsheet window.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void HandleSelectNew(object sender, EventArgs e)
{
SpreadsheetApplicationContext.GetContext().RunNew();
}
/// <summary>
/// Opens the help menu if clicked.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void helpToolStripMenuItem_Click(object sender, EventArgs e)
{
SpreadsheetApplicationContext.GetContext().OpenHelp();
}
/// <summary>
/// Handles creating a new document.
/// </summary>
public void CreateNew()
{
SpreadsheetApplicationContext.GetContext().RunLauncher();
}
/// <summary>
/// Handles opening a file and creates a new window with the spreadsheet being opened.
/// If the spreadsheet fails to open a MessageBox is displayed with an appropriate error message.
/// </summary>
public void HandleOpen(string path)
{
SpreadsheetApplicationContext.GetContext().RunLauncher();
}
//Deals with click on New menu item
private void NewMenuItem_Click_1(object sender, EventArgs e)
{
//Tell the application context to run the form on the same thread as the other forms.
//Creats a new spreadsheet window
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1());
}
/// <summary>
/// Triggered when the New button is clicked in the file menu
/// Creates a new Form1
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void new_spreadsheet_click(object sender, EventArgs e)
{
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1());
}
/// <summary>
/// Opens a new blank spreadsheet
/// </summary>
public void OpenNew()
{
//runs a new and empty spreadsheet
SpreadsheetApplicationContext.GetContext().RunNew();
}
/// <summary>
/// Adds a new SpreadsheetWindow to the Application Context. Doing this opens the window
/// and makes sure that the form doesn't close if the new window closes.
/// </summary>
private void NewToolStripMenuItem_Click(object sender, EventArgs e)
{
SpreadsheetApplicationContext.GetAppContext().RunForm(new SpreadsheetWindow());
}
/// <summary>
/// Button that creates a new blank spreadsheet. Does not close current one.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void NewToolStripMenuItem_Click(object sender, EventArgs e)
{
// Create a new form in the appcontext
SpreadsheetApplicationContext.getAppContext().RunForm(new Form1());
}
/// <summary>
/// Creates a new SpreadSheet when the New button is clicked from the file drop down menu.
/// </summary>
private void newSpreadsheet_Click(object sender, EventArgs e)
{
//opens a new window
SpreadsheetApplicationContext.getAppContext().RunForm(new SpreadsheetForm());
}
/// <summary>
/// Fires event to pen new window
/// </summary>
public void OpenNew()
{
SpreadsheetApplicationContext.GetContext().RunNew();
}
/// <summary>
/// Event handler for the "bar graph" menu item
/// </summary>
/// <param name="sender">Object sending event</param>
/// <param name="e">Event arguments</param>
private void barGraphToolStripMenuItem_Click(object sender, EventArgs e)
{
SpreadsheetApplicationContext.getAppContext().RunForm(new ChartForm(spreadSheet));
}