/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores
* CA 94065 USA or visit www.oracle.com if you need additional information or
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*/
package com.sun.lwuit;
import com.sun.lwuit.animations.CommonTransitions;
import com.sun.lwuit.animations.Transition;
import com.sun.lwuit.events.ActionEvent;
import com.sun.lwuit.events.ActionListener;
import com.sun.lwuit.geom.Rectangle;
import com.sun.lwuit.impl.VirtualKeyboardInterface;
import com.sun.lwuit.layouts.BorderLayout;
import com.sun.lwuit.layouts.BoxLayout;
import com.sun.lwuit.plaf.UIManager;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
/**
* This class represent the LWUIT Light Weight Virtual Keyboard
*
* @author Chen Fishbein
*/
public class VirtualKeyboard extends Dialog implements VirtualKeyboardInterface{
private static final String MARKER_COMMIT_ON_DISPOSE = "$VKB_COM$";
private static final String MARKER_TINT_COLOR = "$VKB_TINT$";
private static final String MARKER_VKB = "$VKB$";
private static Transition transitionIn = CommonTransitions.createSlide(CommonTransitions.SLIDE_VERTICAL, true, 500);
private static Transition transitionOut = CommonTransitions.createSlide(CommonTransitions.SLIDE_VERTICAL, false, 500);
private int inputType;
/**
* This keymap represents qwerty keyboard
*/
public static final String[][] DEFAULT_QWERTY = new String[][]{
{"q", "w", "e", "r", "t", "y", "u", "i", "o", "p"},
{"a", "s", "d", "f", "g", "h", "j", "k", "l"},
{"$Shift$", "z", "x", "c", "v", "b", "n", "m", "$Delete$"},
{"$Mode$", "$T9$", "$Space$", "$OK$"}
};
/**
* This keymap represents numbers keyboard
*/
public static final String[][] DEFAULT_NUMBERS = new String[][]{
{"1", "2", "3",},
{"4", "5", "6",},
{"7", "8", "9",},
{"*", "0", "#",},
{"$Mode$", "$Space$", "$Delete$", "$OK$"}
};
/**
* This keymap represents numbers and symbols keyboard
*/
public static final String[][] DEFAULT_NUMBERS_SYMBOLS = new String[][]{
{"1", "2", "3", "4", "5", "6", "7", "8", "9", "0"},
{"-", "/", ":", ";", "(", ")", "$", "&", "@"},
{".", ",", "?", "!", "'", "\"", "$Delete$"},
{"$Mode$", "$Space$", "$OK$"}
};
/**
* This keymap represents symbols keyboard
*/
public static final String[][] DEFAULT_SYMBOLS = new String[][]{
{"[", "]", "{", "}", "#", "%", "^", "*", "+", "="},
{"_", "\\", "|", "~", "<", ">", "\u00A3", "\u00A5"},
{":-0", ";-)", ":-)", ":-(", ":P", ":D", "$Delete$"},
{"$Mode$", "$Space$", "$OK$"}
};
/**
* The String that represent the qwerty mode.
*/
public static final String QWERTY_MODE = "ABC";
/**
* The String that represent the numbers mode.
*/
public static final String NUMBERS_MODE = "123";
/**
* The String that represent the numbers sybols mode.
*/
public static final String NUMBERS_SYMBOLS_MODE = ".,123";
/**
* The String that represent the symbols mode.
*/
public static final String SYMBOLS_MODE = ".,?";
private static Hashtable modesMap = new Hashtable();
private static String[] defaultInputModeOrder = {QWERTY_MODE,
NUMBERS_SYMBOLS_MODE, NUMBERS_MODE, SYMBOLS_MODE};
private String currentMode = defaultInputModeOrder[0];
private String[] inputModeOrder = defaultInputModeOrder;
private TextField inputField;
private Container buttons = new Container(new BoxLayout(BoxLayout.Y_AXIS));
private TextPainter txtPainter = new TextPainter();
private boolean upperCase = false;
private Button currentButton;
public static final int INSERT_CHAR = 1;
public static final int DELETE_CHAR = 2;
public static final int CHANGE_MODE = 3;
public static final int SHIFT = 4;
public static final int OK = 5;
public static final int SPACE = 6;
public static final int T9 = 7;
private Hashtable specialButtons = new Hashtable();
private TextArea field;
private boolean finishedT9Edit = true;
private String originalText;
private boolean useSoftKeys = false;
private static boolean showTooltips = true;
private boolean okPressed;
private static Class vkbClass;
private VirtualKeyboard vkb;
public final static String NAME = "LWUIT_VirtualKeyboard";
private boolean isShowing = false;
private static Hashtable defaultInputModes = null;
/**
* Creates a new instance of VirtualKeyboard
*/
public VirtualKeyboard() {
setLayout(new BorderLayout());
setDialogUIID("VKB");
setAutoDispose(false);
setDisposeWhenPointerOutOfBounds(true);
setTransitionInAnimator(transitionIn);
setTransitionOutAnimator(transitionOut);
if(showTooltips) {
setGlassPane(txtPainter);
}
}
public void setInputType(int inputType) {
switch (inputType) {
case TextArea.NUMERIC:
case TextArea.PHONENUMBER:
setInputModeOrder(new String []{NUMBERS_MODE});
break;
case TextArea.DECIMAL:
setInputModeOrder(new String []{NUMBERS_SYMBOLS_MODE});
break;
case TextArea.PASSWORD:
case TextArea.EMAILADDR:
case TextArea.URL:
default:
setInputModeOrder(defaultInputModeOrder);
break;
}
}
static class InputField extends TextField {
private TextArea field;
InputField(TextArea field) {
this.field = field;
setInputMode(field.getInputMode());
setConstraint(field.getConstraint());
}
public boolean hasFocus() {
return true;
}
public String getUIID() {
return "VKBTextInput";
}
public void deleteChar() {
super.deleteChar();
field.setText(getText());
if (field instanceof TextField) {
((TextField) field).setCursorPosition(getCursorPosition());
}
}
public void setCursorPosition(int i) {
super.setCursorPosition(i);
// this can happen since this method is invoked from a constructor of the base class...
if(field != null && field.getText().length() > i && field instanceof TextField) {
((TextField) field).setCursorPosition(i);
}
}
public void setText(String t) {
super.setText(t);
// this can happen since this method is invoked from a constructor of the base class...
if(field != null) {
// mirror events into the parent
field.setText(t);
}
}
public boolean validChar(String c) {
if (field instanceof TextField) {
return ((TextField) field).validChar(c);
}
return true;
}
}
/**
* Invoked internally by the implementation to indicate the text field that will be
* edited by the virtual keyboard
*
* @param field the text field instance
*/
public void setTextField(final TextArea field) {
this.field = field;
removeAll();
okPressed = false;
if(field instanceof TextField){
useSoftKeys = ((TextField)field).isUseSoftkeys();
((TextField)field).setUseSoftkeys(false);
}
originalText = field.getText();
inputField = new InputField(field);
inputField.setText(originalText);
inputField.setCursorPosition(field.getCursorPosition());
inputField.setConstraint(field.getConstraint());
inputField.setInputModeOrder(new String[]{"ABC"});
inputField.setMaxSize(field.getMaxSize());
initModes();
setInputType(field.getConstraint());
initSpecialButtons();
addComponent(BorderLayout.NORTH, inputField);
buttons.getStyle().setPadding(0, 0, 0, 0);
addComponent(BorderLayout.CENTER, buttons);
initInputButtons(upperCase);
inputField.setUseSoftkeys(false);
applyRTL(false);
}
/**
* @inheritDoc
*/
public void show() {
super.showPacked(BorderLayout.SOUTH, true);
}
/**
* @inheritDoc
*/
protected void autoAdjust(int w, int h) {
//if the t9 input is currently editing do not dispose dialog
if (finishedT9Edit) {
setTransitionOutAnimator(CommonTransitions.createEmpty());
dispose();
}
}
/**
* init all virtual keyboard modes, such as QWERTY_MODE, NUMBERS_SYMBOLS_MODE...
* to add an addtitional mode a developer needs to override this method and
* add a mode by calling addInputMode method
*/
protected void initModes() {
addInputMode(QWERTY_MODE, DEFAULT_QWERTY);
addInputMode(NUMBERS_SYMBOLS_MODE, DEFAULT_NUMBERS_SYMBOLS);
addInputMode(SYMBOLS_MODE, DEFAULT_SYMBOLS);
addInputMode(NUMBERS_MODE, DEFAULT_NUMBERS);
if(defaultInputModes != null) {
Enumeration e = defaultInputModes.keys();
while(e.hasMoreElements()) {
String key = (String)e.nextElement();
addInputMode(key, (String[][])defaultInputModes.get(key));
}
}
}
/**
* Sets the current virtual keyboard mode.
*
* @param mode the String that represents the mode(QWERTY_MODE,
* SYMBOLS_MODE, ...)
*/
protected void setCurrentMode(String mode) {
this.currentMode = mode;
}
/**
* Gets the current mode.
*
* @return the String that represents the current mode(QWERTY_MODE,
* SYMBOLS_MODE, ...)
*/
protected String getCurrentMode() {
return currentMode;
}
private void initInputButtons(boolean upperCase) {
buttons.removeAll();
int largestLine = 0;
String[][] currentKeyboardChars = (String[][]) modesMap.get(currentMode);
for (int i = 1; i < currentKeyboardChars.length; i++) {
if (currentKeyboardChars[i].length > currentKeyboardChars[largestLine].length) {
largestLine = i;
}
}
int length = currentKeyboardChars[largestLine].length;
if(length == 0) {
return;
}
Button dummy = createButton(new Command("dummy"), 0);
int buttonMargins = dummy.getUnselectedStyle().getMargin(dummy.isRTL(), LEFT) +
dummy.getUnselectedStyle().getMargin(dummy.isRTL(), RIGHT);
Container row = null;
int rowW = (Display.getInstance().getDisplayWidth() -
getDialogStyle().getPadding(false, LEFT) -
getDialogStyle().getPadding(false, RIGHT) -
getDialogStyle().getMargin(false, LEFT) -
getDialogStyle().getMargin(false, RIGHT));
int availableSpace = rowW - length * buttonMargins;
int buttonSpace = (availableSpace) / length;
for (int i = 0; i < currentKeyboardChars.length; i++) {
int rowWidth = rowW;
row = new Container(new BoxLayout(BoxLayout.X_AXIS));
row.getUnselectedStyle().setMargin(0, 0, 0, 0);
Vector specialsButtons = new Vector();
for (int j = 0; j < currentKeyboardChars[i].length; j++) {
String txt = currentKeyboardChars[i][j];
Button b = null;
if (txt.startsWith("$") && txt.endsWith("$") && txt.length() > 1) {
//add a special button
Button cmd = (Button) specialButtons.get(txt.substring(1, txt.length() - 1));
Command c = null;
int prefW = 0;
if(cmd != null){
c = cmd.getCommand();
int space = ((Integer) cmd.getClientProperty("space")).intValue();
if (space != -1) {
prefW = availableSpace * space / 100;
}
}
b = createButton(c, prefW, "VKBSpecialButton");
if (prefW != 0) {
rowWidth -= (b.getPreferredW() + buttonMargins);
} else {
//if we can't determind the size at this stage, wait until
//the loops ends and give the remains size to the special
//button
specialsButtons.addElement(b);
}
} else {
if (upperCase) {
txt = txt.toUpperCase();
}
b = createInputButton(txt, buttonSpace);
rowWidth -= (b.getPreferredW() + buttonMargins);
}
if (currentButton != null) {
if (currentButton.getCommand() != null &&
b.getCommand() != null &&
currentButton.getCommand().getId() == b.getCommand().getId()) {
currentButton = b;
}
if (currentButton.getText().equals(b.getText())) {
currentButton = b;
}
}
row.addComponent(b);
}
int emptySpace = Math.max(rowWidth, 0);
//if we have special buttons on the keyboard give them the size or
//else give the remain size to the row margins
if (specialsButtons.size() > 0) {
int prefW = emptySpace / specialsButtons.size();
for (int j = 0; j < specialsButtons.size(); j++) {
Button special = (Button) specialsButtons.elementAt(j);
special.setPreferredW(prefW);
}
} else {
row.getUnselectedStyle().setPadding(Component.LEFT, 0);
row.getUnselectedStyle().setPadding(Component.RIGHT, 0);
row.getUnselectedStyle().setMargin(Component.LEFT, emptySpace / 2);
row.getUnselectedStyle().setMargin(Component.RIGHT, emptySpace / 2);
}
buttons.addComponent(row);
}
applyRTL(false);
}
private Button createInputButton(String text, int prefSize) {
Button b = createButton(new Command(text, INSERT_CHAR), prefSize);
b.putClientProperty("glasspane", "true");
return b;
}
private Button createButton(Command cmd, int prefSize) {
return createButton(cmd, prefSize, "VKBButton");
}
private Button createButton(Command cmd, int prefSize, String uiid) {
Button btn;
if(cmd != null){
btn = new Button(cmd);
}else{
btn = new Button();
btn.setVisible(false);
}
final Button b = btn;
b.setUIID(uiid);
b.setEndsWith3Points(false);
b.setAlignment(Component.CENTER);
prefSize = Math.max(prefSize, b.getPreferredW());
b.setPreferredW(prefSize);
b.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
currentButton = b;
}
});
return b;
}
/**
* Add an input mode to the virtual keyboard
*
* @param mode a string that represents the identifier of the mode
* @param inputChars 2 dimensional String array that contains buttons String
* and special buttons (a special button is identified with $...$ marks
* e.g: "$Space$")
*/
public static void addDefaultInputMode(String mode, String[][] inputChars) {
if(defaultInputModes == null) {
defaultInputModes = new Hashtable();
}
defaultInputModes.put(mode, inputChars);
}
/**
* Add an input mode to the virtual keyboard
*
* @param mode a string that represents the identifier of the mode
* @param inputChars 2 dimentional String array that contains buttons String
* and special buttons (a special button is identified with $...$ marks
* e.g: "$Space$")
*/
public void addInputMode(String mode, String[][] inputChars) {
modesMap.put(mode, inputChars);
}
/**
* This method adds a special button to the virtual keyboard
*
* @param key the string identifier from within the relevant input mode
* @param cmd the Command to invoke when this button is invoked.
*/
public void addSpecialButton(String key, Command cmd) {
addSpecialButton(key, cmd, -1);
}
/**
* This method adds a special button to the virtual keyboard
*
* @param key the string identifier from within the relevant input mode
* @param cmd the Command to invoke when this button is invoked.
* @param space how much space in percentage from the overall row
* the special button should occupy
*/
public void addSpecialButton(String key, Command cmd, int space) {
Button b = new Button(cmd);
b.putClientProperty("space", new Integer(space));
specialButtons.put(key, b);
}
private String getNextMode(String current) {
for (int i = 0; i < inputModeOrder.length - 1; i++) {
String mode = inputModeOrder[i];
if(mode.equals(current)){
return inputModeOrder[i + 1];
}
}
return inputModeOrder[0];
}
/**
* @inheritDoc
*/
public void pointerPressed(int x, int y) {
super.pointerPressed(x, y);
Component cmp = getComponentAt(x, y);
if (showTooltips && cmp != null && cmp instanceof Button && cmp.getClientProperty("glasspane") != null) {
txtPainter.showButtonOnGlasspane((Button) cmp);
}
}
/**
* @inheritDoc
*/
public void pointerDragged(int x, int y) {
super.pointerDragged(x, y);
Component cmp = getComponentAt(x, y);
if (showTooltips && cmp != null && cmp instanceof Button && cmp.getClientProperty("glasspane") != null) {
txtPainter.showButtonOnGlasspane((Button) cmp);
}
}
/**
* @inheritDoc
*/
public void pointerReleased(int x, int y) {
if(showTooltips) {
txtPainter.clear();
}
super.pointerReleased(x, y);
}
/**
* This method initialize all the virtual keyboard special buttons.
*/
protected void initSpecialButtons() {
//specialButtons.clear();
addSpecialButton("Shift", new Command("SH", SHIFT), 15);
addSpecialButton("Delete", new Command("Del", DELETE_CHAR), 15);
addSpecialButton("T9", new Command("T9", T9), 15);
addSpecialButton("Mode", new Command(getNextMode(currentMode), CHANGE_MODE));
addSpecialButton("Space", new Command("Space", SPACE), 50);
addSpecialButton("OK", new Command("Ok", OK));
}
/**
* Returns the order in which input modes are toggled
*
* @return the order of the input modes
*/
public String[] getInputModeOrder() {
return inputModeOrder;
}
/**
* Sets the order in which input modes are toggled and allows disabling/hiding
* an input mode
*
* @param order the order for the input modes in this field
*/
public void setInputModeOrder(String[] order) {
inputModeOrder = order;
setCurrentMode(order[0]);
}
/**
* Returns the order in which input modes are toggled by default
*
* @return the default order of the input mode
*/
public static String[] getDefaultInputModeOrder() {
return defaultInputModeOrder;
}
/**
* Sets the order in which input modes are toggled by default and allows
* disabling/hiding an input mode
*
* @param order the order for the input modes in all future created fields
*/
public static void setDefaultInputModeOrder(String[] order) {
defaultInputModeOrder = order;
}
class TextPainter implements Painter {
private Label label = new Label();
private boolean paint = true;
public TextPainter() {
label = new Label();
label.setUIID("VKBtooltip");
}
public void showButtonOnGlasspane(Button button) {
if(label.getText().equals(button.getText())){
return;
}
paint = true;
repaint(label.getAbsoluteX()-2,
label.getAbsoluteY()-2,
label.getWidth()+4,
label.getHeight()+4);
label.setText(button.getText());
label.setSize(label.getPreferredSize());
label.setX(button.getAbsoluteX() + (button.getWidth() - label.getWidth()) / 2);
label.setY(button.getAbsoluteY() - label.getPreferredH() * 4 / 3);
repaint(label.getAbsoluteX()-2,
label.getAbsoluteY()-2,
label.getPreferredW()+4,
label.getPreferredH()+4);
}
public void paint(Graphics g, Rectangle rect) {
if (paint) {
label.paintComponent(g);
}
}
private void clear() {
paint = false;
repaint();
}
}
private void updateText(String txt) {
field.setText(txt);
if(field instanceof TextField){
((TextField)field).setCursorPosition(txt.length());
}
if(okPressed){
field.fireActionEvent();
}
}
/**
* @inheritDoc
*/
protected void actionCommand(Command cmd) {
super.actionCommand(cmd);
switch (cmd.getId()) {
case OK:
okPressed = true;
updateText(inputField.getText());
dispose();
break;
case INSERT_CHAR:
Button btn = currentButton;
String text = btn.getText();
if (inputField.getText().length() == 0) {
inputField.setText(text);
inputField.setCursorPosition(text.length());
} else {
inputField.insertChars(text);
}
break;
case SPACE:
if (inputField.getText().length() == 0) {
inputField.setText(" ");
} else {
inputField.insertChars(" ");
}
break;
case DELETE_CHAR:
inputField.deleteChar();
break;
case CHANGE_MODE:
currentMode = getNextMode(currentMode);
Display.getInstance().callSerially(new Runnable() {
public void run() {
initInputButtons(upperCase);
String next = getNextMode(currentMode);
currentButton.setText(next);
currentButton.getCommand().setCommandName(next);
setTransitionOutAnimator(CommonTransitions.createEmpty());
setTransitionInAnimator(CommonTransitions.createEmpty());
revalidate();
show();
}
});
return;
case SHIFT:
if (currentMode.equals(QWERTY_MODE)) {
upperCase = !upperCase;
Display.getInstance().callSerially(new Runnable() {
public void run() {
initInputButtons(upperCase);
revalidate();
}
});
}
return;
case T9:
finishedT9Edit = false;
if(field != null){
Display.getInstance().editString(field, field.getMaxSize(), field.getConstraint(), field.getText());
}else{
Display.getInstance().editString(inputField, inputField.getMaxSize(), inputField.getConstraint(), inputField.getText());
}
dispose();
finishedT9Edit = true;
}
}
/**
* @inheritDoc
*/
public void dispose() {
if (field != null) {
if (!okPressed && !isCommitOnDispose(field) && finishedT9Edit) {
field.setText(originalText);
}
if(field instanceof TextField){
((TextField)field).setUseSoftkeys(useSoftKeys);
}
setTransitionInAnimator(transitionIn);
field = null;
}
currentMode = inputModeOrder[0];
super.dispose();
}
/**
* @inheritDoc
*/
protected void onShow() {
super.onShow();
setTransitionOutAnimator(transitionOut);
}
/**
* This method returns the Virtual Keyboard TextField.
*
* @return the the Virtual Keyboard TextField.
*/
protected TextField getInputField() {
return inputField;
}
/**
* Indicates whether the VKB should commit changes to the text field when the VKB
* is closed not via the OK button. This might be useful for some situations such
* as searches
*
* @param tf the text field to mark as commit on dispose
* @param b the value of commit on dispose, true to always commit changes
*/
public static void setCommitOnDispose(TextField tf, boolean b) {
tf.putClientProperty(MARKER_COMMIT_ON_DISPOSE, new Boolean(b));
}
/**
* This method is used to bind a specific instance of a virtual keyboard to a specific TextField.
* For example if a specific TextField requires only numeric input consider using this method as follows:
*
* TextField tf = new TextField();
* tf.setConstraint(TextField.NUMERIC);
* tf.setInputModeOrder(new String[]{"123"});
* VirtualKeyboard vkb = new VirtualKeyboard();
* vkb.setInputModeOrder(new String[]{VirtualKeyboard.NUMBERS_MODE});
* VirtualKeyboard.bindVirtualKeyboard(tf, vkb);
*
* @param t the TextField to bind a VirualKeyboard to.
* @param vkb the binded VirualKeyboard.
*/
public static void bindVirtualKeyboard(TextArea t, VirtualKeyboard vkb) {
t.putClientProperty(MARKER_VKB, vkb);
}
/**
* This method returns the Textfield associated VirtualKeyboard,
* see bindVirtualKeyboard(TextField tf, VirtualKeyboard vkb) method.
*
* @param t a TextField.that might have an associated VirtualKeyboard instance
* @return a VirtualKeyboard instance or null if not exists.
*/
public static VirtualKeyboard getVirtualKeyboard(TextArea t) {
return (VirtualKeyboard) t.getClientProperty(MARKER_VKB);
}
/**
* Indicates whether the given text field should commit on dispose
*
* @param tf the text field
* @return true if the text field should save the data despite the fact that it
* was disposed in an irregular way
*/
public static boolean isCommitOnDispose(TextArea tf) {
Boolean b = (Boolean)tf.getClientProperty(MARKER_COMMIT_ON_DISPOSE);
return (b != null) && b.booleanValue();
}
/**
* Sets the tint color for the virtual keyboard when shown on top of this text field
* see the form tint methods for more information
*
* @param tf the relevant text field
* @param tint the tint color with an alpha channel
*/
public static void setVKBTint(TextField tf, int tint) {
tf.putClientProperty(MARKER_TINT_COLOR, new Integer(tint));
}
/**
* The tint color for the virtual keyboard when shown on top of this text field
* see the form tint methods for more information
*
* @param tf the relevant text field
* @return the tint color with an alpha channel
*/
public static int getVKBTint(TextArea tf) {
Integer v = (Integer)tf.getClientProperty(MARKER_TINT_COLOR);
if(v != null) {
return v.intValue();
}
return UIManager.getInstance().getLookAndFeel().getDefaultFormTintColor();
}
/**
* Indicates whether tooltips should be shown when the keys in the VKB are pressed
*
* @return the showTooltips
*/
public static boolean isShowTooltips() {
return showTooltips;
}
/**
* Indicates whether tooltips should be shown when the keys in the VKB are pressed
*
* @param aShowTooltips true to show tooltips
*/
public static void setShowTooltips(boolean aShowTooltips) {
showTooltips = aShowTooltips;
}
/**
* The transition in for the VKB
*
* @return the transitionIn
*/
public static Transition getTransitionIn() {
return transitionIn;
}
/**
* The transition in for the VKB
*
* @param aTransitionIn the transitionIn to set
*/
public static void setTransitionIn(Transition aTransitionIn) {
transitionIn = aTransitionIn;
}
/**
* The transition out for the VKB
*
* @return the transitionOut
*/
public static Transition getTransitionOut() {
return transitionOut;
}
/**
* The transition out for the VKB
*
* @param aTransitionOut the transitionOut to set
*/
public static void setTransitionOut(Transition aTransitionOut) {
transitionOut = aTransitionOut;
}
/**
* Shows the virtual keyboard that is assoiciated with the displayed TextField
* or displays the default virtual keyboard.
*
* @param show it show is true open the relevant keyboard, if close dispose
* the displayed keyboard
*/
public void showKeyboard(boolean show) {
isShowing = show;
Form current = Display.getInstance().getCurrent();
if (show) {
TextArea txtCmp = (TextArea) current.getFocused();
if (txtCmp != null) {
if(vkb != null && vkb.contains(txtCmp)){
return;
}
vkb = VirtualKeyboard.getVirtualKeyboard(txtCmp);
if(vkb == null){
vkb = createVirtualKeyboard();
}
vkb.setTextField(txtCmp);
int oldTint = current.getTintColor();
current.setTintColor(VirtualKeyboard.getVKBTint(txtCmp));
boolean third = com.sun.lwuit.Display.getInstance().isThirdSoftButton();
com.sun.lwuit.Display.getInstance().setThirdSoftButton(false);
boolean qwerty = txtCmp.isQwertyInput();
if(txtCmp instanceof TextField){
((TextField) txtCmp).setQwertyInput(true);
}
vkb.showDialog();
if (txtCmp instanceof TextField) {
((TextField) txtCmp).setQwertyInput(qwerty);
}
com.sun.lwuit.Display.getInstance().setThirdSoftButton(third);
current.setTintColor(oldTint);
}
}
}
/**
* Sets the default virtual keyboard class for the com.sun.lwuit.VirtualKeyboard
* type
* This class is used as the default virtual keyboard class if the current
* platform VirtualKeyboard is com.sun.lwuit.VirtualKeyboard.
* Platform VirtualKeyboard is defined here:
* Display.getIntance().setDefaultVirtualKeyboard(VirtualKeyboardInterface vkb)
*
* @param vkbClazz this class must extend VirtualKeyboard.
*/
public static void setDefaultVirtualKeyboardClass(Class vkbClazz){
vkbClass = vkbClazz;
}
private VirtualKeyboard createVirtualKeyboard() {
try {
if(vkbClass != null){
return (VirtualKeyboard) vkbClass.newInstance();
}else{
return new VirtualKeyboard();
}
} catch (Exception ex) {
ex.printStackTrace();
return new VirtualKeyboard();
}
}
/**
* @see VirtualKeyboardInterface
*/
public String getVirtualKeyboardName() {
return NAME;
}
/**
* @see VirtualKeyboardInterface
*/
public boolean isVirtualKeyboardShowing() {
return isShowing;
}
}