void frmDatabaseDesigner::setModelChanged(bool value)
{
previousChanged = changed;
changed = value;
// optimization to avoid unneeded operations
// false changed for false don't trigger it, but false changed to true trigger it.
if (previousChanged != changed)
{
wxMenuItem *itemMenu = fileMenu->FindItem(MNU_SAVEMODEL);
if (value)
{
itemMenu->Enable(true);
toolBar->EnableTool(MNU_SAVEMODEL, true);
setExtendedTitle();
}
else
{
itemMenu->Enable(false);
toolBar->EnableTool(MNU_SAVEMODEL, false);
setExtendedTitle();
}
}
}
void frmDatabaseDesigner::OnDeleteTable(wxCommandEvent &event)
{
if (diagrams->GetPageCount() > 0)
{
hdDrawingView *view = (hdDrawingView *) diagrams->GetPage(diagrams->GetSelection());
view->getDrawing()->deleteSelectedFigures();
setModelChanged(true);
setExtendedTitle();
}
}
void frmDatabaseDesigner::OnModelSave(wxCommandEvent &event)
{
if (lastFile != wxEmptyString)
{
design->writeXmlModel(lastFile);
setModelChanged(false);
setExtendedTitle();
}
else
{
OnModelSaveAs(event);
}
}
void frmDatabaseDesigner::OnAddColumn(wxCommandEvent &event)
{
if (diagrams->GetPageCount() > 0)
{
hdDrawingView *view = (hdDrawingView *) diagrams->GetPage(diagrams->GetSelection());
ddTableFigure *table = design->getSelectedTable(view->getIdx());
wxTextEntryDialog nameDialog (this, wxT("New column name"), wxT("Add a column"), wxT("NewColumn"));
int answer;
wxString tmpString;
if (table)
{
bool again;
do
{
again = false;
answer = nameDialog.ShowModal();
if (answer == wxID_OK)
{
tmpString = nameDialog.GetValue();
if(table->getColByName(tmpString) == NULL)
{
table->addColumn(view->getIdx(), new ddColumnFigure(tmpString, table));
setModelChanged(true);
setExtendedTitle();
}
else
{
wxString msg(wxT("Error trying to add new column '"));
msg.Append(tmpString);
msg.Append(wxT("' column name already in use"));
wxMessageDialog info( this, msg ,
wxT("Column name already in use"),
wxNO_DEFAULT | wxOK | wxICON_EXCLAMATION);
again = true;
info.ShowModal();
}
}
}
while(again);
}
view->Refresh();
}
else
{
wxMessageBox(_("Warning about adding a column to a table without a diagram"), _("Please create a model diagram first"), wxICON_EXCLAMATION | wxOK);
}
}
void frmDatabaseDesigner::OnChangeConnection(wxCommandEvent &event)
{
// On Solaris, this event seems to get fired when the form closes(!!)
if(!IsVisible() && !loading)
return;
unsigned int sel = cbConnection->GetSelection();
if (sel == cbConnection->GetCount() - 1)
{
// new Connection
dlgSelectConnection dlg(this, mainForm);
int rc = dlg.Go(connection, cbConnection);
if (rc == wxID_OK)
{
bool createdNewConn;
wxString applicationname = appearanceFactory->GetLongAppName() + _(" - Database Designer");
pgConn *newconn = dlg.CreateConn(applicationname, createdNewConn);
if (newconn && createdNewConn)
{
#if wxCHECK_VERSION(2, 9, 0)
cbConnection->Insert(newconn->GetName(), CreateBitmap(GetServerColour(newconn)), sel, (wxClientData *)newconn);
#else
cbConnection->Insert(newconn->GetName(), CreateBitmap(GetServerColour(newconn)), sel, (void *)newconn);
#endif
cbConnection->SetSelection(sel);
OnChangeConnection(event);
}
else
rc = wxID_CANCEL;
}
if (rc != wxID_OK)
{
unsigned int i;
for (i = 0 ; i < sel ; i++)
{
if (cbConnection->GetClientData(i) == connection)
{
cbConnection->SetSelection(i);
break;
}
}
}
}
else
{
connection = (pgConn *)cbConnection->GetClientData(sel);
setExtendedTitle();
}
}
void frmDatabaseDesigner::OnModelLoad(wxCommandEvent &event)
{
if(changed)
{
// Ask what to do with old model
int answer = wxMessageBox(_("Save model changes?"), _("Confirm"), wxYES_NO | wxCANCEL);
if (answer == wxYES)
{
if (lastFile != wxEmptyString)
OnModelSave(event);
else
OnModelSaveAs(event);
}
if(answer == wxCANCEL)
return;
}
//Open Model
wxFileDialog openFileDialog(this, _("Open model"), wxT(""), wxT(""), wxT("*.pgd"),
wxFD_OPEN | wxFD_FILE_MUST_EXIST, wxDefaultPosition);
if (openFileDialog.ShowModal() == wxID_OK)
{
wxString path;
path.append(openFileDialog.GetDirectory());
path.append(wxFileName::GetPathSeparator());
path.append(openFileDialog.GetFilename());
if(!path.Lower().Matches(wxT("*.pgd")))
path.append(wxT(".pgd"));
lastFile = path;
// Clean treeview, notebook, and sql pane
design->emptyModel();
while(diagrams->GetPageCount() > 0)
{
diagrams->RemovePage(0);
design->deleteDiagram(0);
}
sqltext->SetText(wxEmptyString);
// Read model from xml file
design->readXmlModel(path, diagrams);
setModelChanged(false);
setExtendedTitle();
}
}
void frmDatabaseDesigner::OnClose(wxCloseEvent &event)
{
closing = true;
// Ask what to do with old model
if (changed)
{
int answer = wxMessageBox(_("Save model changes?"), _("Confirm"), wxYES_NO | wxCANCEL);
if (answer == wxYES)
{
if (lastFile.IsEmpty())
{
wxFileDialog openFileDialog( this, _("Save model"), wxT(""), wxT(""), wxT("*.pgd"),
wxFD_SAVE | wxFD_OVERWRITE_PROMPT, wxDefaultPosition);
if (openFileDialog.ShowModal() == wxID_OK)
{
wxString path;
path.append(openFileDialog.GetDirectory());
path.append(wxFileName::GetPathSeparator());
path.append(openFileDialog.GetFilename());
if(!path.Lower().Matches(wxT("*.pgd")))
path.append(wxT(".pgd"));
lastFile = path;
}
}
if (!lastFile.IsEmpty())
{
design->writeXmlModel(lastFile);
setModelChanged(false);
setExtendedTitle();
}
}
else if (answer == wxCANCEL)
{
event.Veto();
return;
}
}
Hide();
Destroy();
}
void frmDatabaseDesigner::OnAddTable(wxCommandEvent &event)
{
if (diagrams->GetPageCount() > 0)
{
hdDrawingView *view = (hdDrawingView *) diagrams->GetPage(diagrams->GetSelection());
ddTableNameDialog *newTableDialog = new ddTableNameDialog(
this,
design->getNewTableName(),
wxEmptyString,
NULL
);
bool done = false, existsTable;
int answer;
do
{
answer = newTableDialog->ShowModal();
existsTable = design->getTable(newTableDialog->GetValue1()) != NULL;
if (answer == wxID_OK && !newTableDialog->GetValue1().IsEmpty() && !existsTable)
{
ddTableFigure *newTable = new ddTableFigure(newTableDialog->GetValue1(),
view->getIdx(),
rand() % 90 + 200,
rand() % 90 + 140,
newTableDialog->GetValue2()
);
design->addTableToView(view->getIdx(), newTable);
design->refreshDraw(view->getIdx());
setModelChanged(true);
setExtendedTitle();
done = true;
}
else if(existsTable && answer == wxID_OK)
{
wxMessageBox(_("You have to change the table name because there is already a table with that name in this model."), _("Table already existing"), wxICON_EXCLAMATION);
}
}
while (answer != wxID_CANCEL && !done);
delete newTableDialog;
}
}
void frmDatabaseDesigner::OnModelSaveAs(wxCommandEvent &event)
{
wxFileDialog openFileDialog( this, _("Save model"), wxT(""), wxT(""), wxT("*.pgd"),
wxFD_SAVE | wxFD_OVERWRITE_PROMPT, wxDefaultPosition);
if (openFileDialog.ShowModal() == wxID_OK)
{
wxString path;
path.append( openFileDialog.GetDirectory() );
path.append( wxFileName::GetPathSeparator() );
path.append( openFileDialog.GetFilename() );
if(!path.Lower().Matches(wxT("*.pgd")))
path.append(wxT(".pgd"));
lastFile = path;
setModelChanged(false);
setExtendedTitle();
design->writeXmlModel(path);
}
}
void frmDatabaseDesigner::OnNewModel(wxCommandEvent &event)
{
hdDrawingView *view = (hdDrawingView *) diagrams->GetPage(diagrams->GetSelection());
if (changed)
{
// Ask what to do with old model
int answer = wxMessageBox(_("Save model changes?"), _("Confirm"), wxYES_NO | wxCANCEL);
if (answer == wxYES)
{
if (!lastFile.IsEmpty())
OnModelSave(event);
else
OnModelSaveAs(event);
}
else if (answer == wxCANCEL)
return;
}
// Clean treeview, notebook, and sql pane
design->emptyModel();
while (diagrams->GetPageCount() > 0)
{
diagrams->RemovePage(0);
design->deleteDiagram(0);
}
sqltext->SetText(wxEmptyString);
// Add new diagram
diagrams->AddPage(design->createDiagram(diagrams, _("unnamed"), false)->getView(), _("unnamed"));
// Misc
lastFile = wxEmptyString;
setModelChanged(false);
setExtendedTitle();
UpdateToolbar();
}