private void ShowTab(int index)
{
if (index < _tabs.Count && index >= 0)
{
if (_curTab != null && _curTab.doc != null
&& _curTab.doc.CompilationIsRunning)
{
_curTab.doc.CancelCompilation();
}
_curTab = _tabs[index];
tabControlEditor.SelectedIndex = index;
if (_curTab.doc == null)
{
// is empty
tabControlEditor.TabPages[index].Text = "empty";
_curTab.view.EmptyUndoBuffer();
_curTab.view.SetSavePoint();
dropDownButtonOption.Text = "(choose an option)";
toolStripStatusLabel.Text = "";
enableGraphicalEnviroment(false);
enableTextEnviroment(false, _curTab);
}
else
{
ShowDocument(_curTab, true);
}
}
}
private void ShowDocument(Tab theTab, bool updateSvg)
{
enableTextEnviroment(true, theTab);
// adjust buttons
buttonSave.Enabled = saveCurrentFileToolStripMenuItem.Enabled = !_curTab.wasSaved;
buttonBack.Enabled = oneOptionBackToolStripMenuItem.Enabled =
(theTab.backOptions == null || theTab.backOptions.Count == 0) ? false : true;
buttonForward.Enabled = oneOptionForwardToolStripMenuItem.Enabled =
(theTab.forwardOptions == null || theTab.forwardOptions.Count == 0) ? false : true;
XabslDocument theDoc = theTab.doc;
toolStripStatusLabel.Text = theDoc.File.FullName;
/*
timerCheckForChangedFile.Enabled = false;
checkFileChanged(theDoc);
timerCheckForChangedFile.Enabled = true;
*/
if (!theDoc.IsOption)
{
// set title
this.Text = "XabslEditor - " + theDoc.File.FullName;
dropDownButtonOption.Text = "(choose an option)";
enableGraphicalEnviroment(false);
}
else
{
enableGraphicalEnviroment(true);
// set title
this.Text = "XabslEditor - " + _curBehavior.BehaviorName + ": " + theDoc.RelativeOptionPath;
dropDownButtonOption.Text = theDoc.RelativeOptionPath;
if (updateSvg)
{
// get the needed files for graphical output
theDoc.RequestSvgFiles(false);
}
}
// set tab title
tabControlEditor.SelectedTab.Text = theTab.wasSaved ? theDoc.File.Name : theDoc.File.Name + " *";
// mark errors
// clear old errors first
theTab.view.StartStyling(0, Helpers.SCI_INDICS_MASK);
theTab.view.SetStyling(theTab.view.Text.Length, 0);
theTab.view.Colourise(0, theTab.view.Length - 1);
if (_errorList != null && _errorList.Errors != null)
{
string[] seps = new string[] { "\r\n", "\n", "\r" };
string[] lines = theTab.view.Text.Split(seps, StringSplitOptions.None);
foreach (ErrorEntry entry in _errorList.Errors)
{
// the same document?
if (entry.file.Equals(theDoc.File.FullName, StringComparison.InvariantCultureIgnoreCase))
{
int posFromLine = theTab.view.PositionFromLine(entry.line-1);
try
{
if (entry.line > -1 && entry.line < lines.Length)
{
string theLine = lines[entry.line - 1];
int startMark = 0;
if (entry.errorSample != null)
{
startMark = theLine.IndexOf(entry.errorSample);
}
theTab.view.StartStyling(posFromLine + startMark, Helpers.SCI_INDICS_MASK);
int length = 0;
if (entry.errorSample == null)
{
length = theLine.Length;
}
else
{
length = entry.errorSample.Length;
}
theTab.view.SetStyling(length, Helpers.SCI_INDIC0_MASK);
theTab.view.SetIndicStyle(0, (int)Scintilla.Enums.IndicatorStyle.squiggle);
theTab.view.SetIndicFore(0, 0x0000ff);
}
}
catch (Exception ex)
{
ExceptionDialog.ShowWarning(ex);
}
}
}
}
}
/// <summary>
/// Will enable or disable all elements of the ui, which are related to text editing.
/// </summary>
/// <param name="enable">wether to enable (true) or disable (false)</param>
/// <param name="tab">the tab which is effected</param>
private void enableTextEnviroment(bool enable, Tab tab)
{
tab.view.Enabled = enable;
insertStateBodyToolStripMenuItem.Enabled = enable;
commentCodeOutToolStripMenuItem.Enabled = enable;
uncommentCodeToolStripMenuItem.Enabled = enable;
autocompletitionToolStripMenuItem.Enabled = enable;
findToolStripMenuItem.Enabled = enable;
undoToolStripMenuItem.Enabled = buttonUndo.Enabled = enable;
redoToolStripMenuItem.Enabled = buttonRedo.Enabled = enable;
}
private void CreateNewTab()
{
tabControlEditor.TabPages.Add("empty");
Tab t = new Tab(null, tabControlEditor.TabPages[tabControlEditor.TabCount-1],
_appPath + "\\" + Properties.Settings.Default.ScintillaXabslFile);
t.view.SavePointLeft += new Scintilla.SavePointLeftHandler(scintillaControlInput_SavePointLeft);
t.view.SavePointReached += new Scintilla.SavePointReachedHandler(scintillaControlInput_SavePointReached);
_tabs.Add(t);
tabControlEditor.SelectTab(tabControlEditor.TabPages.Count - 1);
ShowTab(_tabs.Count - 1);
}
/** returns true, if cancelation was requested */
private bool checkSaved(Tab tab)
{
if(tab == null) return false;
XabslDocument doc = tab.doc;
bool curDocChanged = false;
if (doc != null && _curTab.doc == doc && !tab.wasSaved)
curDocChanged = true;
if ((doc != null && !doc.ChangesSaved) || curDocChanged)
{
DialogResult result = MessageBox.Show(doc.File.FullName + "\n\nFile not saved yet, do you want to save it now?", "file not saved", MessageBoxButtons.YesNoCancel);
if (result == DialogResult.Yes)
{
// save the file
if (curDocChanged)
{
doc.Content = _curTab.view.Text;
}
doc.SaveChanges();
}
else if (result == DialogResult.Cancel)
{
return true;
}
}
return false;
}
/** checks wether a file has been changed by another program */
private void checkFileChanged(Tab t)
{
if(t == null) return;
XabslDocument doc = t.doc;
if (doc != null && doc.FileChangedOutside)
{
// file has been changed
DialogResult result = MessageBox.Show(doc.File.FullName
+ "\n\n The file has been changed by another program. Shall the file be reloaded?",
"file changed outside of program",
MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
doc.ReloadFileContent();
t.view.Text = doc.Content;
}
}
}