List layout: display characters differently from their labels.

This is done by making UnicodeCharacter implement Map<String,String>
so as to use it in a SimpleAdapter, but really, this is ugly.

5 files changed, 110 insertions, 7 deletions

diff --git a/res/layout/list_item.xml b/res/layout/list_item.xml
index 383895f..3b8c592 100644
--- a/res/layout/list_item.xml
+++ b/res/layout/list_item.xml
@@ -1,7 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
-<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
-    android:padding="10dp"
-    android:textSize="16sp"
-    />
+    android:orientation="horizontal"
+    android:padding="10dp">
+  <TextView android:id="@+id/charText"
+    android:layout_width="32sp"
+    android:layout_height="fill_parent"
+    android:textSize="18sp"
+    android:textColor="#ffffff80" />
+  <TextView android:id="@+id/labelText"
+    android:layout_width="0dip"
+    android:layout_height="fill_parent"
+    android:layout_weight="1"
+    android:textSize="16sp" />
+</LinearLayout>
diff --git a/res/layout/map_item.xml b/res/layout/map_item.xml
new file mode 100644
index 0000000..fcaf32d
--- /dev/null
+++ b/res/layout/map_item.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    android:padding="10dp"
+    android:textSize="16sp"
+    android:textStyle="bold"
+    />
diff --git a/src/org/madore/android/unicodeMap/UnicodeCharacter.java b/src/org/madore/android/unicodeMap/UnicodeCharacter.java
index 11d8d3e..7fad75d 100644
--- a/src/org/madore/android/unicodeMap/UnicodeCharacter.java
+++ b/src/org/madore/android/unicodeMap/UnicodeCharacter.java
@@ -1,13 +1,14 @@
 package org.madore.android.unicodeMap;
 
 import java.util.Arrays;
+import java.util.Collection;
 import java.util.Set;
 import java.util.Map;
 import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.Formatter;
 
-public class UnicodeCharacter {
+public class UnicodeCharacter implements Map<String,String> {
 
     enum Category {
 	UPPERCASE_LETTER("Lu", Character.UPPERCASE_LETTER),
@@ -97,6 +98,20 @@ public class UnicodeCharacter {
 	return name;
     }
 
+    public String getChar() {
+	return new String(Character.toChars(codePoint));
+    }
+
+    public String getLabel() {
+	StringBuilder s = new StringBuilder();
+	Formatter fmt = new Formatter(s);
+	if ( codePoint < 0x10000 )
+	    fmt.format("U+%04X %s", codePoint, name);
+	else
+	    fmt.format("U+%X %s", codePoint, name);
+	return new String(s);
+    }
+
     public boolean isPrintable() {
 	return printable.contains(this.category);
     }
@@ -116,4 +131,72 @@ public class UnicodeCharacter {
 	return new String(s);
     }
 
+    public final static String KEY_CHAR = "char";
+    public final static String KEY_LABEL = "label";
+
+    public void clear() {
+	throw new UnsupportedOperationException();
+    }
+
+    public boolean containsKey(Object key) {
+	throw new UnsupportedOperationException();
+    }
+
+    public boolean containsValue(Object value) {
+	throw new UnsupportedOperationException();
+    }
+
+    public Set<Map.Entry<String,String>> entrySet() {
+	throw new UnsupportedOperationException();
+    }
+
+    public boolean equals(Object o) {
+	throw new UnsupportedOperationException();
+    }
+
+    public String get(Object key) {
+	if ( key == null )
+	    throw new NullPointerException();
+	else if ( key instanceof String && key.equals(KEY_CHAR) )
+	    return getChar();
+	else if ( key instanceof String && key.equals(KEY_LABEL) )
+	    return getLabel();
+	else if ( key instanceof String )
+	    return null;
+	else
+	    throw new ClassCastException();
+    }
+
+    public int hashCode() {
+	throw new UnsupportedOperationException();
+    }
+
+    public boolean isEmpty() {
+	throw new UnsupportedOperationException();
+    }
+
+    public Set<String> keySet() {
+	throw new UnsupportedOperationException();
+    }
+
+    public String put(String key, String value) {
+	throw new UnsupportedOperationException();
+    }
+
+    public void putAll(Map<? extends String,? extends String> t) {
+	throw new UnsupportedOperationException();
+    }
+
+    public String remove(Object key) {
+	throw new UnsupportedOperationException();
+    }
+
+    public int size() {
+	throw new UnsupportedOperationException();
+    }
+
+    public Collection<String> values() {
+	throw new UnsupportedOperationException();
+    }
+
 }
diff --git a/src/org/madore/android/unicodeMap/UnicodeListActivity.java b/src/org/madore/android/unicodeMap/UnicodeListActivity.java
index a08dbe2..2e37d6f 100644
--- a/src/org/madore/android/unicodeMap/UnicodeListActivity.java
+++ b/src/org/madore/android/unicodeMap/UnicodeListActivity.java
@@ -35,7 +35,9 @@ public final class UnicodeListActivity extends ListActivity {
 	    list.add(ch);
 	final ClipboardManager cmgr
 	    = (ClipboardManager)getSystemService(Context.CLIPBOARD_SERVICE);
-	setListAdapter(new ArrayAdapter<UnicodeCharacter>(this, R.layout.list_item, list));
+	setListAdapter(new SimpleAdapter(this, list, R.layout.list_item,
+					 new String[] { "char", "label" },
+					 new int[] { R.id.charText, R.id.labelText }));
 	final Button btn = (Button) findViewById(R.id.button);
 	final EditText txt = (EditText) findViewById(R.id.edit);
 	btn.setOnClickListener(new View.OnClickListener() {
diff --git a/src/org/madore/android/unicodeMap/UnicodeMapActivity.java b/src/org/madore/android/unicodeMap/UnicodeMapActivity.java
index de026de..7ef9b68 100644
--- a/src/org/madore/android/unicodeMap/UnicodeMapActivity.java
+++ b/src/org/madore/android/unicodeMap/UnicodeMapActivity.java
@@ -237,7 +237,7 @@ public final class UnicodeMapActivity extends ListActivity {
 		};
 	    thr.start();
 	}
-	setListAdapter(new ArrayAdapter<UnicodeRange>(this, R.layout.list_item, list));
+	setListAdapter(new ArrayAdapter<UnicodeRange>(this, R.layout.map_item, list));
 	ListView lv = getListView();
 	lv.setTextFilterEnabled(true);
 	lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {