com.viaoa.jfc.OATextArea Maven / Gradle / Ivy
/* Copyright 1999-2015 Vince Via [email protected]
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
limitations under the License.
*/
package com.viaoa.jfc;
import java.lang.reflect.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
import javax.swing.table.*;
import javax.swing.event.*;
import com.viaoa.object.*;
import com.viaoa.hub.*;
import com.viaoa.jfc.control.*;
import com.viaoa.jfc.table.*;
/**
Example:
This will create a JTextArea that will automatically display the Notes property of the
active object in a Hub of Employee objects.
Hub hubEmployee = new Hub(Employee.class);
OATextArea txta = new OATextArea(hubEmployee, "notes", 8,30); // 8 rows, 30 columns
txta.setLineWrap(true);
txta.setWrapStyleWord(true);
For more information about this package, see documentation.
@see OATextArea
*/
public class OATextArea extends JTextArea implements OATableComponent, OAJFCComponent {
private OATextAreaController control;
private OATable table;
private String heading = "";
/**
Create an unbound TextArea.
*/
public OATextArea() {
control = new OATextAreaController();
}
/**
Create TextArea that is bound to a property path in a Hub.
@param propertyPath path from Hub, used to find bound property.
*/
public OATextArea(Hub hub, String propertyPath) {
control = new OATextAreaController(hub, propertyPath);
}
/**
Create TextArea that is bound to a property path in a Hub.
@param propertyPath path from Hub, used to find bound property.
@param rows number of rows to visually display.
@param cols is the width
*/
public OATextArea(Hub hub, String propertyPath, int rows, int cols) {
super(rows, cols);
control = new OATextAreaController(hub, propertyPath);
}
/**
Create TextArea that is bound to a property path in an Object.
@param propertyPath path from Hub, used to find bound property.
*/
public OATextArea(OAObject hubObject, String propertyPath) {
control = new OATextAreaController(hubObject, propertyPath);
}
/**
Create TextArea that is bound to a property path in an Object.
@param propertyPath path from Hub, used to find bound property.
@param rows number of rows to visually display.
@param cols is the width
*/
public OATextArea(OAObject hubObject, String propertyPath, int rows, int cols) {
super(rows, cols);
control = new OATextAreaController(hubObject, propertyPath);
}
@Override
public TextAreaController getController() {
return control;
}
private boolean bLineWrap;
@Override
public void setLineWrap(boolean wrap) {
bLineWrap = wrap;
super.setLineWrap(wrap);
}
/**
update with active object.
*/
public void addNotify() {
super.addNotify();
setWrapStyleWord(true);
setLineWrap(bLineWrap);
control.afterChangeActiveObject(null);
}
// ----- OATableComponent Interface methods -----------------------
public void setHub(Hub hub) {
control.setHub(hub);
if (table != null) table.resetColumn(this);
}
public Hub getHub() {
return control.getHub();
}
public void setTable(OATable table) {
this.table = table;
}
public OATable getTable() {
return table;
}
public void setColumns(int x) {
super.setColumns(x);
if (table != null) table.setColumnWidth(table.getColumnIndex(this),super.getPreferredSize().width);
}
public String getPropertyPath() {
return control.getPropertyPath();
}
public void setPropertyPath(String path) {
control.setPropertyPath(path);
if (table != null) table.resetColumn(this);
}
public String getTableHeading() { //zzzzz
return heading;
}
public void setTableHeading(String heading) { //zzzzz
this.heading = heading;
if (table != null) table.setColumnHeading(table.getColumnIndex(this),heading);
}
/** called by getTableCellRendererComponent */
public Component getTableRenderer(JLabel renderer, JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
return renderer;
}
OATextAreaTableCellEditor tableCellEditor;
public TableCellEditor getTableCellEditor() {
if (tableCellEditor == null) {
tableCellEditor = new OATextAreaTableCellEditor(this);
}
return tableCellEditor;
}
@Override
public String getFormat() {
return control.getFormat();
}
/**
* Other Hub/Property used to determine if component is enabled.
*/
public void setEnabled(Hub hub) {
control.getEnabledController().add(hub);
}
public void setEnabled(Hub hub, String prop) {
control.getEnabledController().add(hub, prop);
}
public void setEnabled(Hub hub, String prop, Object compareValue) {
control.getEnabledController().add(hub, prop, compareValue);
}
protected boolean isEnabled(boolean bIsCurrentlyEnabled) {
return bIsCurrentlyEnabled;
}
/** removed, to "not use" the enabledController, need to call it directly - since it has 2 params now, and will need
* to be turned on and off
@Override
public void setEnabled(boolean b) {
if (control != null) {
b = control.getEnabledController().directSetEnabledCalled(b);
}
super.setEnabled(b);
}
*/
/**
* Other Hub/Property used to determine if component is visible.
*/
public void setVisible(Hub hub) {
control.getVisibleController().add(hub);
}
public void setVisible(Hub hub, String prop) {
control.getVisibleController().add(hub, prop);
}
public void setVisible(Hub hub, String prop, Object compareValue) {
control.getVisibleController().add(hub, prop, compareValue);
}
protected boolean isVisible(boolean bIsCurrentlyVisible) {
return bIsCurrentlyVisible;
}
/**
* This is a callback method that can be overwritten to determine if the component should be visible or not.
* @return null if no errors, else error message
*/
public String isValid(Object object, Object value) {
return null;
}
class OATextAreaController extends TextAreaController {
public OATextAreaController() {
super(OATextArea.this);
}
public OATextAreaController(Hub hub, String propertyPath) {
super(hub, OATextArea.this, propertyPath);
}
public OATextAreaController(OAObject hubObject, String propertyPath) {
super(hubObject, OATextArea.this, propertyPath);
}
@Override
protected boolean isEnabled(boolean bIsCurrentlyEnabled) {
bIsCurrentlyEnabled = super.isEnabled(bIsCurrentlyEnabled);
return OATextArea.this.isEnabled(bIsCurrentlyEnabled);
}
@Override
protected boolean isVisible(boolean bIsCurrentlyVisible) {
bIsCurrentlyVisible = super.isVisible(bIsCurrentlyVisible);
return OATextArea.this.isVisible(bIsCurrentlyVisible);
}
@Override
protected String isValid(Object object, Object value) {
String msg = OATextArea.this.isValid(object, value);
if (msg == null) msg = super.isValid(object, value);
return msg;
}
}
@Override
public String getToolTipText(int row, int col, String defaultValue) {
return defaultValue;
}
@Override
public void customizeTableRenderer(JLabel lbl, JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column,boolean wasChanged, boolean wasMouseOver) {
}
public void setLabel(JLabel lbl) {
getController().setLabel(lbl);
}
public JLabel getLabel() {
return getController().getLabel();
}
}
class OATextAreaTableCellEditor extends OATableCellEditor {
OATextArea vtf;
public OATextAreaTableCellEditor(OATextArea tf) {
super(tf, (OATableCellEditor.LEFT | OATableCellEditor.RIGHT) );
this.vtf = tf;
}
public void focusGained(FocusEvent e) {
super.focusGained(e);
vtf.selectAll();
}
public Object getCellEditorValue() {
return vtf.getText();
}
}