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*
* Pentaho Data Integration
*
* Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
*
*******************************************************************************
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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package org.pentaho.di.ui.trans.steps.processfiles;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Cursor;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.util.Utils;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.row.RowMetaInterface;
import org.pentaho.di.i18n.BaseMessages;
import org.pentaho.di.trans.TransMeta;
import org.pentaho.di.trans.step.BaseStepMeta;
import org.pentaho.di.trans.step.StepDialogInterface;
import org.pentaho.di.trans.steps.processfiles.ProcessFilesMeta;
import org.pentaho.di.ui.core.dialog.ErrorDialog;
import org.pentaho.di.ui.trans.step.BaseStepDialog;
public class ProcessFilesDialog extends BaseStepDialog implements StepDialogInterface {
private static Class<?> PKG = ProcessFilesMeta.class; // for i18n purposes, needed by Translator2!!
private Label wlSourceFileNameField;
private CCombo wSourceFileNameField;
private FormData fdlSourceFileNameField, fdSourceFileNameField;
private Label wlTargetFileNameField;
private CCombo wTargetFileNameField;
private FormData fdlTargetFileNameField, fdTargetFileNameField;
private Button wAddResult;
private FormData fdAddResult, fdlAddResult;
private Label wlAddResult;
private Button wOverwriteTarget;
private FormData fdOverwriteTarget, fdlOverwriteTarget;
private Label wlOverwriteTarget;
private Button wCreateParentFolder;
private FormData fdCreateParentFolder, fdlCreateParentFolder;
private Label wlCreateParentFolder;
private Button wSimulate;
private FormData fdSimulate, fdlSimulate;
private Label wlSimulate;
private Group wSettingsGroup;
private FormData fdSettingsGroup;
private ProcessFilesMeta input;
private Label wlOperation;
private CCombo wOperation;
private FormData fdlOperation;
private FormData fdOperation;
private boolean gotPreviousFields = false;
public ProcessFilesDialog( Shell parent, Object in, TransMeta transMeta, String sname ) {
super( parent, (BaseStepMeta) in, transMeta, sname );
input = (ProcessFilesMeta) in;
}
public String open() {
Shell parent = getParent();
Display display = parent.getDisplay();
shell = new Shell( parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX | SWT.MIN );
props.setLook( shell );
setShellImage( shell, input );
ModifyListener lsMod = new ModifyListener() {
public void modifyText( ModifyEvent e ) {
input.setChanged();
}
};
SelectionAdapter lsButtonChanged = new SelectionAdapter() {
public void widgetSelected( SelectionEvent e ) {
input.setChanged();
}
};
changed = input.hasChanged();
FormLayout formLayout = new FormLayout();
formLayout.marginWidth = Const.FORM_MARGIN;
formLayout.marginHeight = Const.FORM_MARGIN;
shell.setLayout( formLayout );
shell.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.Shell.Title" ) );
int middle = props.getMiddlePct();
int margin = Const.MARGIN;
// Stepname line
wlStepname = new Label( shell, SWT.RIGHT );
wlStepname.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.Stepname.Label" ) );
props.setLook( wlStepname );
fdlStepname = new FormData();
fdlStepname.left = new FormAttachment( 0, 0 );
fdlStepname.right = new FormAttachment( middle, -margin );
fdlStepname.top = new FormAttachment( 0, margin );
wlStepname.setLayoutData( fdlStepname );
wStepname = new Text( shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
wStepname.setText( stepname );
props.setLook( wStepname );
wStepname.addModifyListener( lsMod );
fdStepname = new FormData();
fdStepname.left = new FormAttachment( middle, 0 );
fdStepname.top = new FormAttachment( 0, margin );
fdStepname.right = new FormAttachment( 100, 0 );
wStepname.setLayoutData( fdStepname );
// ///////////////////////////////
// START OF Settings GROUP //
// ///////////////////////////////
wSettingsGroup = new Group( shell, SWT.SHADOW_NONE );
props.setLook( wSettingsGroup );
wSettingsGroup.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.wSettingsGroup.Label" ) );
FormLayout settingGroupLayout = new FormLayout();
settingGroupLayout.marginWidth = 10;
settingGroupLayout.marginHeight = 10;
wSettingsGroup.setLayout( settingGroupLayout );
// Operation
wlOperation = new Label( wSettingsGroup, SWT.RIGHT );
wlOperation.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.Operation.Label" ) );
props.setLook( wlOperation );
fdlOperation = new FormData();
fdlOperation.left = new FormAttachment( 0, 0 );
fdlOperation.right = new FormAttachment( middle, -margin );
fdlOperation.top = new FormAttachment( wStepname, margin );
wlOperation.setLayoutData( fdlOperation );
wOperation = new CCombo( wSettingsGroup, SWT.BORDER | SWT.READ_ONLY );
props.setLook( wOperation );
wOperation.addModifyListener( lsMod );
fdOperation = new FormData();
fdOperation.left = new FormAttachment( middle, 0 );
fdOperation.top = new FormAttachment( wStepname, margin );
fdOperation.right = new FormAttachment( 100, -margin );
wOperation.setLayoutData( fdOperation );
wOperation.setItems( ProcessFilesMeta.operationTypeDesc );
wOperation.addSelectionListener( new SelectionAdapter() {
public void widgetSelected( SelectionEvent e ) {
updateOperation();
}
} );
// Create target parent folder?
wlCreateParentFolder = new Label( wSettingsGroup, SWT.RIGHT );
wlCreateParentFolder.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.CreateParentFolder.Label" ) );
props.setLook( wlCreateParentFolder );
fdlCreateParentFolder = new FormData();
fdlCreateParentFolder.left = new FormAttachment( 0, 0 );
fdlCreateParentFolder.top = new FormAttachment( wOperation, margin );
fdlCreateParentFolder.right = new FormAttachment( middle, -margin );
wlCreateParentFolder.setLayoutData( fdlCreateParentFolder );
wCreateParentFolder = new Button( wSettingsGroup, SWT.CHECK );
props.setLook( wCreateParentFolder );
wCreateParentFolder.setToolTipText( BaseMessages.getString(
PKG, "ProcessFilesDialog.CreateParentFolder.Tooltip" ) );
wCreateParentFolder.addSelectionListener( lsButtonChanged );
fdCreateParentFolder = new FormData();
fdCreateParentFolder.left = new FormAttachment( middle, 0 );
fdCreateParentFolder.top = new FormAttachment( wOperation, margin );
wCreateParentFolder.setLayoutData( fdCreateParentFolder );
// Overwrite target file?
wlOverwriteTarget = new Label( wSettingsGroup, SWT.RIGHT );
wlOverwriteTarget.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.OverwriteTarget.Label" ) );
props.setLook( wlOverwriteTarget );
fdlOverwriteTarget = new FormData();
fdlOverwriteTarget.left = new FormAttachment( 0, 0 );
fdlOverwriteTarget.top = new FormAttachment( wCreateParentFolder, margin );
fdlOverwriteTarget.right = new FormAttachment( middle, -margin );
wlOverwriteTarget.setLayoutData( fdlOverwriteTarget );
wOverwriteTarget = new Button( wSettingsGroup, SWT.CHECK );
props.setLook( wOverwriteTarget );
wOverwriteTarget.setToolTipText( BaseMessages.getString( PKG, "ProcessFilesDialog.OverwriteTarget.Tooltip" ) );
wOverwriteTarget.addSelectionListener( lsButtonChanged );
fdOverwriteTarget = new FormData();
fdOverwriteTarget.left = new FormAttachment( middle, 0 );
fdOverwriteTarget.top = new FormAttachment( wCreateParentFolder, margin );
wOverwriteTarget.setLayoutData( fdOverwriteTarget );
// Add Target filename to result filenames?
wlAddResult = new Label( wSettingsGroup, SWT.RIGHT );
wlAddResult.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.AddResult.Label" ) );
props.setLook( wlAddResult );
fdlAddResult = new FormData();
fdlAddResult.left = new FormAttachment( 0, 0 );
fdlAddResult.top = new FormAttachment( wOverwriteTarget, margin );
fdlAddResult.right = new FormAttachment( middle, -margin );
wlAddResult.setLayoutData( fdlAddResult );
wAddResult = new Button( wSettingsGroup, SWT.CHECK );
props.setLook( wAddResult );
wAddResult.setToolTipText( BaseMessages.getString( PKG, "ProcessFilesDialog.AddResult.Tooltip" ) );
wAddResult.addSelectionListener( lsButtonChanged );
fdAddResult = new FormData();
fdAddResult.left = new FormAttachment( middle, 0 );
fdAddResult.top = new FormAttachment( wOverwriteTarget, margin );
wAddResult.setLayoutData( fdAddResult );
// Simulation mode ON?
wlSimulate = new Label( wSettingsGroup, SWT.RIGHT );
wlSimulate.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.Simulate.Label" ) );
props.setLook( wlSimulate );
fdlSimulate = new FormData();
fdlSimulate.left = new FormAttachment( 0, 0 );
fdlSimulate.top = new FormAttachment( wAddResult, margin );
fdlSimulate.right = new FormAttachment( middle, -margin );
wlSimulate.setLayoutData( fdlSimulate );
wSimulate = new Button( wSettingsGroup, SWT.CHECK );
props.setLook( wSimulate );
wSimulate.setToolTipText( BaseMessages.getString( PKG, "ProcessFilesDialog.Simulate.Tooltip" ) );
wSimulate.addSelectionListener( lsButtonChanged );
fdSimulate = new FormData();
fdSimulate.left = new FormAttachment( middle, 0 );
fdSimulate.top = new FormAttachment( wAddResult, margin );
wSimulate.setLayoutData( fdSimulate );
fdSettingsGroup = new FormData();
fdSettingsGroup.left = new FormAttachment( 0, margin );
fdSettingsGroup.top = new FormAttachment( wStepname, margin );
fdSettingsGroup.right = new FormAttachment( 100, -margin );
wSettingsGroup.setLayoutData( fdSettingsGroup );
// ///////////////////////////////
// END OF Settings Fields GROUP //
// ///////////////////////////////
// SourceFileNameField field
wlSourceFileNameField = new Label( shell, SWT.RIGHT );
wlSourceFileNameField.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.SourceFileNameField.Label" ) );
props.setLook( wlSourceFileNameField );
fdlSourceFileNameField = new FormData();
fdlSourceFileNameField.left = new FormAttachment( 0, 0 );
fdlSourceFileNameField.right = new FormAttachment( middle, -margin );
fdlSourceFileNameField.top = new FormAttachment( wSettingsGroup, 2 * margin );
wlSourceFileNameField.setLayoutData( fdlSourceFileNameField );
wSourceFileNameField = new CCombo( shell, SWT.BORDER | SWT.READ_ONLY );
props.setLook( wSourceFileNameField );
wSourceFileNameField.setEditable( true );
wSourceFileNameField.addModifyListener( lsMod );
fdSourceFileNameField = new FormData();
fdSourceFileNameField.left = new FormAttachment( middle, 0 );
fdSourceFileNameField.top = new FormAttachment( wSettingsGroup, 2 * margin );
fdSourceFileNameField.right = new FormAttachment( 100, -margin );
wSourceFileNameField.setLayoutData( fdSourceFileNameField );
wSourceFileNameField.addFocusListener( new FocusListener() {
public void focusLost( org.eclipse.swt.events.FocusEvent e ) {
}
public void focusGained( org.eclipse.swt.events.FocusEvent e ) {
Cursor busy = new Cursor( shell.getDisplay(), SWT.CURSOR_WAIT );
shell.setCursor( busy );
get();
shell.setCursor( null );
busy.dispose();
}
} );
// TargetFileNameField field
wlTargetFileNameField = new Label( shell, SWT.RIGHT );
wlTargetFileNameField.setText( BaseMessages.getString( PKG, "ProcessFilesDialog.TargetFileNameField.Label" ) );
props.setLook( wlTargetFileNameField );
fdlTargetFileNameField = new FormData();
fdlTargetFileNameField.left = new FormAttachment( 0, 0 );
fdlTargetFileNameField.right = new FormAttachment( middle, -margin );
fdlTargetFileNameField.top = new FormAttachment( wSourceFileNameField, margin );
wlTargetFileNameField.setLayoutData( fdlTargetFileNameField );
wTargetFileNameField = new CCombo( shell, SWT.BORDER | SWT.READ_ONLY );
wTargetFileNameField.setEditable( true );
props.setLook( wTargetFileNameField );
wTargetFileNameField.addModifyListener( lsMod );
fdTargetFileNameField = new FormData();
fdTargetFileNameField.left = new FormAttachment( middle, 0 );
fdTargetFileNameField.top = new FormAttachment( wSourceFileNameField, margin );
fdTargetFileNameField.right = new FormAttachment( 100, -margin );
wTargetFileNameField.setLayoutData( fdTargetFileNameField );
wTargetFileNameField.addFocusListener( new FocusListener() {
public void focusLost( org.eclipse.swt.events.FocusEvent e ) {
}
public void focusGained( org.eclipse.swt.events.FocusEvent e ) {
Cursor busy = new Cursor( shell.getDisplay(), SWT.CURSOR_WAIT );
shell.setCursor( busy );
get();
shell.setCursor( null );
busy.dispose();
}
} );
// THE BUTTONS
wOK = new Button( shell, SWT.PUSH );
wOK.setText( BaseMessages.getString( PKG, "System.Button.OK" ) );
wCancel = new Button( shell, SWT.PUSH );
wCancel.setText( BaseMessages.getString( PKG, "System.Button.Cancel" ) );
setButtonPositions( new Button[] { wOK, wCancel }, margin, wTargetFileNameField );
// Add listeners
lsOK = new Listener() {
public void handleEvent( Event e ) {
ok();
}
};
lsCancel = new Listener() {
public void handleEvent( Event e ) {
cancel();
}
};
wOK.addListener( SWT.Selection, lsOK );
wCancel.addListener( SWT.Selection, lsCancel );
lsDef = new SelectionAdapter() {
public void widgetDefaultSelected( SelectionEvent e ) {
ok();
}
};
wStepname.addSelectionListener( lsDef );
// Detect X or ALT-F4 or something that kills this window...
shell.addShellListener( new ShellAdapter() {
public void shellClosed( ShellEvent e ) {
cancel();
}
} );
// Set the shell size, based upon previous time...
setSize();
getData();
updateOperation();
input.setChanged( changed );
shell.open();
while ( !shell.isDisposed() ) {
if ( !display.readAndDispatch() ) {
display.sleep();
}
}
return stepname;
}
private void updateOperation() {
wlOverwriteTarget.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wOverwriteTarget.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wlAddResult.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wAddResult.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wlTargetFileNameField.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wTargetFileNameField.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wlCreateParentFolder.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
wCreateParentFolder.setEnabled(
ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) != ProcessFilesMeta.OPERATION_TYPE_DELETE );
}
/**
* Copy information from the meta-data input to the dialog fields.
*/
public void getData() {
if ( log.isDebug() ) {
logDebug( BaseMessages.getString( PKG, "ProcessFilesDialog.Log.GettingKeyInfo" ) );
}
if ( input.getDynamicSourceFileNameField() != null ) {
wSourceFileNameField.setText( input.getDynamicSourceFileNameField() );
}
if ( input.getDynamicTargetFileNameField() != null ) {
wTargetFileNameField.setText( input.getDynamicTargetFileNameField() );
}
wOperation.setText( ProcessFilesMeta.getOperationTypeDesc( input.getOperationType() ) );
wAddResult.setSelection( input.isaddTargetFileNametoResult() );
wOverwriteTarget.setSelection( input.isOverwriteTargetFile() );
wCreateParentFolder.setSelection( input.isCreateParentFolder() );
wSimulate.setSelection( input.isSimulate() );
wStepname.selectAll();
wStepname.setFocus();
}
private void cancel() {
stepname = null;
input.setChanged( changed );
dispose();
}
private void ok() {
if ( Utils.isEmpty( wStepname.getText() ) ) {
return;
}
input.setDynamicSourceFileNameField( wSourceFileNameField.getText() );
input.setDynamicTargetFileNameField( wTargetFileNameField.getText() );
input.setOperationType( ProcessFilesMeta.getOperationTypeByDesc( wOperation.getText() ) );
input.setaddTargetFileNametoResult( wAddResult.getSelection() );
input.setOverwriteTargetFile( wOverwriteTarget.getSelection() );
input.setCreateParentFolder( wCreateParentFolder.getSelection() );
input.setSimulate( wSimulate.getSelection() );
stepname = wStepname.getText(); // return value
dispose();
}
private void get() {
if ( !gotPreviousFields ) {
gotPreviousFields = true;
try {
String source = wSourceFileNameField.getText();
String target = wTargetFileNameField.getText();
wSourceFileNameField.removeAll();
wTargetFileNameField.removeAll();
RowMetaInterface r = transMeta.getPrevStepFields( stepname );
if ( r != null ) {
wSourceFileNameField.setItems( r.getFieldNames() );
wTargetFileNameField.setItems( r.getFieldNames() );
if ( source != null ) {
wSourceFileNameField.setText( source );
}
if ( target != null ) {
wTargetFileNameField.setText( target );
}
}
} catch ( KettleException ke ) {
new ErrorDialog(
shell, BaseMessages.getString( PKG, "ProcessFilesDialog.FailedToGetFields.DialogTitle" ), BaseMessages
.getString( PKG, "ProcessFilesDialog.FailedToGetFields.DialogMessage" ), ke );
}
}
}
}