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MicroEmu is a pure Java implementation of Java ME.
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Issue
19
attachment: customItem-vs-paint.txt
(11.8 KB)
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Index: C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/impl/MockDevice.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/impl/MockDevice.java (revision 0)
+++ C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/impl/MockDevice.java (revision 0)
@@ -0,0 +1,104 @@
+package org.microemu.device.impl;
+
+import java.util.Map;
+import java.util.Vector;
+
+import javax.microedition.lcdui.Image;
+
+import org.microemu.device.Device;
+import org.microemu.device.DeviceDisplay;
+import org.microemu.device.FontManager;
+import org.microemu.device.InputMethod;
+import org.microemu.device.ui.UIFactory;
+
+public class MockDevice implements Device {
+
+ UIFactory uiFactory;
+
+ public void setUIFactory(UIFactory uiFactory) {
+ this.uiFactory = uiFactory;
+ }
+ public UIFactory getUIFactory() {
+ return uiFactory;
+ }
+
+ public void destroy() {
+ // TODO Auto-generated method stub
+ }
+
+ public Vector getButtons() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public DeviceDisplay getDeviceDisplay() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public FontManager getFontManager() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public InputMethod getInputMethod() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public String getName() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public Image getNormalImage() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public Image getOverImage() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public Image getPressedImage() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public Vector getSoftButtons() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public Map getSystemProperties() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ public boolean hasPointerEvents() {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+ public boolean hasPointerMotionEvents() {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+ public boolean hasRepeatEvents() {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+ public void init() {
+ // TODO Auto-generated method stub
+
+ }
+
+ public boolean vibrate(int duration) {
+ // TODO Auto-generated method stub
+ return false;
+ }
+
+}
Index: C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/MockDeviceFactory.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/MockDeviceFactory.java (revision 0)
+++ C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/MockDeviceFactory.java (revision 0)
@@ -0,0 +1,20 @@
+package org.microemu.device;
+
+public class MockDeviceFactory extends DeviceFactory {
+
+ static Device mockDevice;
+ static Device previousDevice;
+
+ public static void setMockDevice(Device device) {
+ mockDevice = device;
+ }
+
+ public static void setUp() {
+ previousDevice = getDevice();
+ setDevice(mockDevice);
+ }
+
+ public static void tearDown() {
+ device = previousDevice;
+ }
+}
Index: C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/MockUIFactory.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/MockUIFactory.java (revision 0)
+++ C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/MockUIFactory.java (revision 0)
@@ -0,0 +1,31 @@
+package org.microemu.device.ui;
+
+import javax.microedition.lcdui.Alert;
+import javax.microedition.lcdui.Canvas;
+import javax.microedition.lcdui.Form;
+import javax.microedition.lcdui.List;
+import javax.microedition.lcdui.TextBox;
+
+public class MockUIFactory implements UIFactory {
+
+ public DisplayableUI createAlertUI(Alert alert) {
+ return new NoUIDisplayableUI(alert);
+ }
+
+ public DisplayableUI createFormUI(Form form) {
+ return new NoUIDisplayableUI(form);
+ }
+
+ public CanvasUI createCanvasUI(Canvas canvas) {
+ return null;
+ }
+
+ public ListUI createListUI(List list) {
+ return null;
+ }
+
+ public TextBoxUI createTextBoxUI(TextBox textBox) {
+ return null;
+ }
+
+}
Index: C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/NoUIDisplayableUI.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/NoUIDisplayableUI.java (revision 0)
+++ C:/projects/microemulator/microemu-midp/src/test/java/org/microemu/device/ui/NoUIDisplayableUI.java (revision 0)
@@ -0,0 +1,42 @@
+package org.microemu.device.ui;
+
+import java.util.ArrayList;
+
+import javax.microedition.lcdui.Command;
+import javax.microedition.lcdui.CommandListener;
+import javax.microedition.lcdui.Displayable;
+import javax.microedition.lcdui.Screen;
+
+public class NoUIDisplayableUI implements DisplayableUI {
+
+ Displayable embeddedItem;
+ ArrayList commands;
+ CommandListener commandListener;
+
+ public NoUIDisplayableUI(Screen screen) {
+ embeddedItem = screen;
+ commands = new ArrayList();
+ }
+
+ public void addCommand(Command cmd) {
+ commands.add(cmd);
+ }
+
+ public void hideNotify() {
+ }
+
+ public void invalidate() {
+ }
+
+ public void removeCommand(Command cmd) {
+ commands.remove(cmd);
+ }
+
+ public void setCommandListener(CommandListener l) {
+ commandListener = l;
+ }
+
+ public void showNotify() {
+ }
+
+}
Index: C:/projects/microemulator/microemu-midp/src/test/java/javax/microedition/lcdui/FormTest.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/test/java/javax/microedition/lcdui/FormTest.java (revision 0)
+++ C:/projects/microemulator/microemu-midp/src/test/java/javax/microedition/lcdui/FormTest.java (revision 0)
@@ -0,0 +1,101 @@
+package javax.microedition.lcdui;
+
+import org.microemu.device.MockDeviceFactory;
+import org.microemu.device.impl.MockDevice;
+import org.microemu.device.ui.MockUIFactory;
+
+import junit.framework.TestCase;
+
+public class FormTest extends TestCase {
+
+ protected void setUp() throws Exception {
+ super.setUp();
+ MockDevice mockDevice = new MockDevice();
+ mockDevice.setUIFactory(new MockUIFactory());
+ MockDeviceFactory.setMockDevice(mockDevice);
+ MockDeviceFactory.setUp();
+ }
+
+ protected void tearDown() throws Exception {
+ MockDeviceFactory.tearDown();
+ super.tearDown();
+ }
+
+ public void testPaintContentsCustomItem() {
+ Form form = new Form("abc");
+ MyCustomItem customItem = new MyCustomItem("very custom");
+ form.append(customItem);
+
+ MyGraphics g = new MyGraphics();
+ g.clipWidth = 100;
+ g.clipHeight = 110;
+
+ customItem.resetJUnit();
+ customItem.prefContentWidth = 50;
+ customItem.prefContentHeight = 60;
+ int paintContent = form.paintContent(g);
+ assertEquals(50, customItem.paintW);
+ assertEquals(60, customItem.paintH);
+ assertEquals(60, paintContent);
+
+ customItem.resetJUnit();
+ customItem.prefContentWidth = 150;
+ customItem.prefContentHeight = 160;
+ paintContent = form.paintContent(g);
+ assertEquals(100, customItem.paintW);
+ assertEquals(110, customItem.paintH);
+ assertEquals(110, paintContent);
+ }
+}
+
+class MyCustomItem extends CustomItem {
+
+ protected MyCustomItem(String label) {
+ super(label);
+ }
+
+ public int minContentHeight;
+ public int minContentWidth;
+ public int prefContentHeight;
+ public int prefContentWidth;
+ public int paintW;
+ public int paintH;
+
+ public void resetJUnit() {
+ paintW = -1;
+ paintH = -1;
+ }
+ protected int getMinContentHeight() {
+ return minContentHeight;
+ }
+
+ protected int getMinContentWidth() {
+ return minContentWidth;
+ }
+
+ protected int getPrefContentHeight(int width) {
+ return prefContentHeight;
+ }
+
+ protected int getPrefContentWidth(int height) {
+ return prefContentWidth;
+ }
+
+ protected void paint(Graphics g, int w, int h) {
+ paintW = w;
+ paintH = h;
+ }
+}
+
+class MyGraphics extends Graphics {
+ public int clipWidth;
+ public int clipHeight;
+
+ public int getClipWidth() {
+ return clipWidth;
+ }
+
+ public int getClipHeight() {
+ return clipHeight;
+ }
+}
Index: C:/projects/microemulator/microemu-midp/src/main/java/org/microemu/device/DeviceFactory.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/main/java/org/microemu/device/DeviceFactory.java (revision 1765)
+++ C:/projects/microemulator/microemu-midp/src/main/java/org/microemu/device/DeviceFactory.java (working copy)
@@ -27,7 +27,7 @@
public class DeviceFactory
{
- private static Device device;
+ static Device device;
public static Device getDevice()
Index: C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Form.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Form.java (revision 1765)
+++ C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Form.java (working copy)
@@ -196,7 +196,21 @@
int contentHeight = 0;
int translateY;
for (int i = 0; i < numOfItems; i++) {
- translateY = items[i].paint(g);
+ Item item = items[i];
+ if (item instanceof CustomItem) {
+ CustomItem citem = (CustomItem) item;
+ int w = citem.getPrefContentWidth(g.getClipHeight());
+ if (w > g.getClipWidth())
+ w = g.getClipWidth();
+ int h = citem.getPrefContentHeight(g.getClipWidth());
+ if (h > g.getClipHeight())
+ h = g.getClipHeight();
+ citem.paint(g, w, h);
+ translateY = h;
+ }
+ else
+ translateY = item.paint(g);
+
g.translate(0, translateY);
contentHeight += translateY;
}
Index: C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Item.java
===================================================================
--- C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Item.java (revision 1765)
+++ C:/projects/microemulator/microemu-midp/src/main/java/javax/microedition/lcdui/Item.java (working copy)
@@ -70,7 +70,7 @@
// application requested preffered size
// for the actual one use the getPrefXXXX() method
// package access
- private int prefWidth, prefHeight;
+ protected int prefWidth, prefHeight;
Item(String label)
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