1 files changed, 589 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/List.java b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/List.java
new file mode 100755
index 0000000000..5fc15bfb72
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/List.java
@@ -0,0 +1,589 @@
+package org.eclipse.swt.widgets;
+
+/*
+ * Licensed Materials - Property of IBM,
+ * (c) Copyright IBM Corp. 1998, 2001  All Rights Reserved
+ */
+
+import org.eclipse.swt.internal.*;
+import org.eclipse.swt.internal.photon.*;
+import org.eclipse.swt.*;
+import org.eclipse.swt.graphics.*;
+import org.eclipse.swt.events.*;
+
+public /*final*/ class List extends Scrollable {
+
+public List (Composite parent, int style) {
+	super (parent, checkStyle (style));
+}
+
+static int checkStyle (int style) {
+	return checkBits (style, SWT.SINGLE, SWT.MULTI, 0, 0, 0, 0);
+}
+
+public void add (String string) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	byte [] buffer = Converter.wcsToMbcs (null, string, true);
+	int ptr = OS.malloc (buffer.length);
+	OS.memmove (ptr, buffer, buffer.length);
+	OS.PtListAddItems (handle, new int [] {ptr}, 1, 0);
+	OS.free (ptr);
+}
+
+public void addSelectionListener(SelectionListener listener) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
+	TypedListener typedListener = new TypedListener (listener);
+	addListener (SWT.Selection,typedListener);
+	addListener (SWT.DefaultSelection,typedListener);
+}
+
+public void add (String string, int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if (index == -1) error (SWT.ERROR_INVALID_RANGE);
+	byte [] buffer = Converter.wcsToMbcs (null, string, true);
+	int ptr = OS.malloc (buffer.length);
+	OS.memmove (ptr, buffer, buffer.length);
+	int result = OS.PtListAddItems (handle, new int [] {ptr}, 1, index + 1);
+	OS.free (ptr);
+	if (result != 0) {
+		int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+		OS.PtGetResources (handle, args.length / 3, args);
+		if (0 <= index && index <= args [1]) error (SWT.ERROR_ITEM_NOT_ADDED);
+		error (SWT.ERROR_INVALID_RANGE);
+	}
+}
+
+public Point computeSize (int wHint, int hHint, boolean changed) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+
+	/**
+	 * Feature in Photon - The preferred width calculated by
+	 * PtWidgetPreferredSize is the current width.
+	 */
+	PhDim_t dim = new PhDim_t();
+	if (!OS.PtWidgetIsRealized (handle)) OS.PtExtentWidget (handle);
+	OS.PtWidgetPreferredSize(handle, dim);
+	int width = 0, height = dim.h;
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0,
+		OS.Pt_ARG_ITEMS, 0, 0,
+		OS.Pt_ARG_LIST_FONT, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	PhRect_t rect = new PhRect_t();
+	int [] items = new int [1];
+	for (int i = 0; i < args [1]; i++) {
+		OS.memmove (items, args [4] + (i * 4), 4);
+		int length = OS.strlen (items [0]);
+		OS.PfExtentText(rect, null, args [7], items [0], length);
+		width = Math.max(width, rect.lr_x - rect.ul_x + 1);
+	}
+	rect = new PhRect_t ();
+	PhArea_t area = new PhArea_t ();
+	rect.lr_x = (short) (width + 1);
+	OS.PtSetAreaFromWidgetCanvas (handle, rect, area);
+	width = area.size_w;
+	if (wHint != SWT.DEFAULT || hHint != SWT.DEFAULT) {
+		rect = new PhRect_t ();
+		area = new PhArea_t ();
+		rect.lr_x = (short) (wHint - 1);
+		rect.lr_y = (short) (hHint - 1);
+		OS.PtSetAreaFromWidgetCanvas (handle, rect, area);
+		ScrollBar scroll;
+		if (wHint != SWT.DEFAULT) {
+			width = area.size_w;
+			if ((scroll = getVerticalBar()) != null)
+				width += scroll.getSize().x;
+		}
+		if (hHint != SWT.DEFAULT) {
+			height = area.size_h;
+			if ((scroll = getHorizontalBar()) != null)
+				height += scroll.getSize().y;
+		}
+	}
+	return new Point(width, height);
+}
+
+void createHandle (int index) {
+	Display display = getDisplay ();
+	int clazz = display.PtList;
+	int parentHandle = parent.handle;
+	int mode = OS.Pt_SELECTION_MODE_SINGLE | OS.Pt_SELECTION_MODE_AUTO;
+	if ((style & SWT.MULTI) != 0) {
+		if ((style & SWT.SIMPLE) != 0) {
+			mode = OS.Pt_SELECTION_MODE_MULTIPLE | OS.Pt_SELECTION_MODE_NOCLEAR
+				| OS.Pt_SELECTION_MODE_TOGGLE | OS.Pt_SELECTION_MODE_NOMOVE;
+		} else {
+			mode = OS.Pt_SELECTION_MODE_MULTIPLE | OS.Pt_SELECTION_MODE_AUTO;
+		}
+	}
+	mode |= OS.Pt_SELECTION_MODE_NOFOCUS;
+	int [] args = {
+		OS.Pt_ARG_SELECTION_MODE, mode, 0,
+		OS.Pt_ARG_FLAGS, OS.Pt_SELECTABLE | OS.Pt_SELECT_NOREDRAW, OS.Pt_SELECTABLE | OS.Pt_SELECT_NOREDRAW,
+		OS.Pt_ARG_RESIZE_FLAGS, 0, OS.Pt_RESIZE_XY_BITS,
+	};
+	handle = OS.PtCreateWidget (clazz, parentHandle, args.length / 3, args);
+	if (handle == 0) error (SWT.ERROR_NO_HANDLES);	
+	createScrollBars();
+}
+
+byte [] defaultFont () {
+	Display display = getDisplay ();
+	return display.LIST_FONT;
+}
+
+public void deselect (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (index < 0) return;
+	OS.PtListUnselectPos (handle, index + 1);
+}
+
+public void deselect (int start, int end) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (start > end) return;
+	if ((style & SWT.SINGLE) != 0) {
+		int [] args = new int [] {OS.Pt_ARG_LIST_SEL_COUNT, 0, 0};
+		OS.PtGetResources (handle, args.length / 3, args);
+		int count = args [1];
+		int index = Math.min (count - 1, end);
+		if (index >= start) deselect (index);
+		return;
+	}
+	for (int i=start; i<end; i++) {
+		OS.PtListUnselectPos (handle, i + 1);
+	}
+}
+
+public void deselect (int [] indices) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (indices == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if (indices.length == 0) return;
+	for (int i=0; i<indices.length; i++) {
+		int index = indices [i];
+		if (index != -1) {
+			OS.PtListUnselectPos (handle, index + 1);
+		}
+	}
+}
+
+public void deselectAll () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	int count = args [1];
+	for (int i=0; i<count; i++) {
+		OS.PtListUnselectPos (handle, i + 1);
+	}
+}
+
+public int getFocusIndex () {
+	return getSelectionIndex ();
+}
+
+public String getItem (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0,
+		OS.Pt_ARG_ITEMS, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (!(0 <= index && index < args [1])) {
+		error (SWT.ERROR_INVALID_RANGE);
+	}
+	int [] items = new int [1];
+	OS.memmove (items, args [4] + (index * 4), 4);
+	int length = OS.strlen (items [0]);
+	byte [] buffer = new byte [length];
+	OS.memmove (buffer, items [0], length);
+	char [] unicode = Converter.mbcsToWcs (null, buffer);
+	return new String (unicode);
+}
+
+public int getItemCount () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	return args [1];
+}	
+
+public int getItemHeight () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_TOTAL_HEIGHT, 0, 0,
+		OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0,
+		OS.Pt_ARG_LIST_FONT, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (args [4] == 0) {
+		int ptr = OS.malloc(1);
+		PhRect_t rect = new PhRect_t ();
+		OS.PfExtentText(rect, null, args [7], ptr, 1);
+		OS.free(ptr);
+		int inset = 4;
+		return inset + (rect.lr_y - rect.ul_y + 1);
+	}
+	return args [1] / args [4];
+}
+
+public String [] getItems () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0,
+		OS.Pt_ARG_ITEMS, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	int [] items = new int [args [1]];
+	OS.memmove (items, args [4], args [1] * 4);
+	String [] result = new String [args [1]];
+	for (int i=0; i<args [1]; i++) {
+		int length = OS.strlen (items [i]);
+		byte [] buffer = new byte [length];
+		OS.memmove (buffer, items [i], length);
+		char [] unicode = Converter.mbcsToWcs (null, buffer);
+		result [i] = new String (unicode);
+	}
+	return result;
+
+}
+
+public String [] getSelection () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] indices = getSelectionIndices ();
+	String [] result = new String [indices.length];
+	for (int i=0; i<indices.length; i++) {
+		result [i] = getItem (indices [i]);
+	}
+	return result;
+}
+
+public int getSelectionCount () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_LIST_SEL_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	return args [1];
+}
+
+public int getSelectionIndex () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_SEL_COUNT, 0, 0,
+		OS.Pt_ARG_SELECTION_INDEXES, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (args [1] == 0) return -1;
+	short [] buffer = new short [1];
+	OS.memmove (buffer, args [4], 2);
+	return buffer [0] - 1;
+}
+
+public int [] getSelectionIndices () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_SEL_COUNT, 0, 0,
+		OS.Pt_ARG_SELECTION_INDEXES, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	short [] indices = new short [args [1]];
+	OS.memmove (indices, args [4], args [1] * 2);
+	int [] result = new int [args [1]];
+	for (int i=0; i<args [1]; i++) {
+		result [i] = indices [i] - 1;
+	}
+	return result;
+}
+
+public int getTopIndex () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_TOP_ITEM_POS, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	return args [1];
+}
+
+void hookEvents () {
+	super.hookEvents ();
+	int windowProc = getDisplay ().windowProc;
+	OS.PtAddCallback (handle, OS.Pt_CB_SELECTION, windowProc, SWT.Selection);
+	OS.PtAddCallback (handle, OS.Pt_CB_ACTIVATE, windowProc, SWT.DefaultSelection);
+}
+
+public int indexOf (String string) {
+	if (!isValidThread ()) error(SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error(SWT.ERROR_WIDGET_DISPOSED);
+	return indexOf (string, 0);
+}
+
+public int indexOf (String string, int start) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	
+	// NOT DONE - start is ignored
+	byte [] buffer = Converter.wcsToMbcs (null, string, true);
+	return OS.PtListItemPos(handle, buffer) - 1;
+}
+
+public boolean isSelected (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_SEL_COUNT, 0, 0,
+		OS.Pt_ARG_SELECTION_INDEXES, 0, 0,
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	short [] buffer = new short [1];
+	for (int i=0; i<args [1]; i++) {
+		OS.memmove (buffer, args [4] + (i * 2), 2);
+		if (buffer [0] == index + 1) return true;
+	}
+	return false;
+}
+
+int processDefaultSelection (int info) {
+	if (info == 0) return OS.Pt_END;
+	PtCallbackInfo_t cbinfo = new PtCallbackInfo_t ();
+	OS.memmove (cbinfo, info, PtCallbackInfo_t.sizeof);
+	if (cbinfo.cbdata == 0) return OS.Pt_END;
+	int[] click_count = new int [1];
+	OS.memmove(click_count, cbinfo.cbdata, 4);
+	if (click_count [0] > 1) postEvent (SWT.DefaultSelection);
+	return OS.Pt_CONTINUE;
+}
+
+int processPaint (int damage) {
+	OS.PtSuperClassDraw (OS.PtList (), handle, damage);
+	return super.processPaint (damage);
+}
+
+int processSelection (int info) {
+	postEvent (SWT.Selection);
+	return OS.Pt_CONTINUE;
+}
+
+public void remove (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (!(0 <= index && index < args [1])) error (SWT.ERROR_INVALID_RANGE);
+	int result = OS.PtListDeleteItemPos (handle, 1, index + 1);
+	if (result != 0) error (SWT.ERROR_ITEM_NOT_REMOVED);
+}
+
+public void remove (String string) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int index = indexOf (string, 0);
+	if (index == -1) error (SWT.ERROR_ITEM_NOT_REMOVED);
+	remove (index);
+}
+
+public void remove (int [] indices) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (indices == null) error (SWT.ERROR_NULL_ARGUMENT);
+
+	//NOT DONE
+}
+
+
+public void remove (int start, int end) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (!(0 < start && start <= end && end < args [1])) {
+		 error (SWT.ERROR_INVALID_RANGE);
+	}
+	int count = end - start + 1;
+	int result = OS.PtListDeleteItemPos (handle, count, start + 1);
+	if (result != 0) error (SWT.ERROR_ITEM_NOT_REMOVED);
+}
+
+public void removeAll () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	OS.PtListDeleteAllItems (handle);
+}
+
+
+public void removeSelectionListener(SelectionListener listener) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if (eventTable == null) return;
+	eventTable.unhook (SWT.Selection, listener);
+	eventTable.unhook (SWT.DefaultSelection,listener);	
+}
+
+public void select (int start, int end) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (start > end) return;
+	if ((style & SWT.SINGLE) != 0) {
+		int [] args = new int [] {OS.Pt_ARG_LIST_SEL_COUNT, 0, 0};
+		OS.PtGetResources (handle, args.length / 3, args);
+		int count = args [1];
+		int index = Math.min (count - 1, end);
+		if (index >= start) select (index);
+		return;
+	}
+	for (int i=start; i<end; i++) {
+		OS.PtListSelectPos (handle, start + 1);
+	}
+	OS.PtListGotoPos (handle, start + 1);
+}
+
+public void select (int [] indices) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (indices == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if (indices.length == 0) return;
+	for (int i=0; i<indices.length; i++) {
+		if (indices [i] >= 0) {
+			OS.PtListSelectPos (handle, indices [i] + 1);
+		}
+	}
+	OS.PtListGotoPos (handle, indices [0] + 1);
+}
+
+public void select (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (index < 0) return;
+	OS.PtListSelectPos (handle, index + 1);
+	OS.PtListGotoPos (handle, index + 1);
+}
+
+public void selectAll () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if ((style & SWT.SINGLE) != 0) return;
+	int [] args = new int [] {OS.Pt_ARG_LIST_SEL_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	int count = args [1];
+	for (int i=0; i<count; i++) {
+		OS.PtListSelectPos (handle, i + 1);
+	}
+}
+
+public void setItem (int index, String string) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	int [] args = new int [] {OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (!(0 <= index && index < args [1])) {
+		error (SWT.ERROR_INVALID_RANGE);
+	}
+	byte [] buffer = Converter.wcsToMbcs (null, string, true);
+	int ptr = OS.malloc (buffer.length);
+	OS.memmove (ptr, buffer, buffer.length);
+	OS.PtListReplaceItemPos (handle, new int [] {ptr}, 1, index + 1);
+	OS.free (ptr);
+}
+
+public void setItems (String [] items) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (items == null) error (SWT.ERROR_NULL_ARGUMENT);
+	OS.PtListDeleteAllItems (handle);
+	int[] itemsPtr = new int [items.length];
+	for (int i=0; i<itemsPtr.length; i++) {
+		byte [] buffer = Converter.wcsToMbcs (null, items [i], true);
+		int ptr = OS.malloc (buffer.length);
+		OS.memmove (ptr, buffer, buffer.length);
+		itemsPtr [i] = ptr;
+	}
+	OS.PtListAddItems (handle, itemsPtr, itemsPtr.length, 0);
+	for (int i=0; i<itemsPtr.length; i++) {
+		OS.free (itemsPtr [i]);
+	}
+}
+
+public void setSelection (int start, int end) {
+	if ((style & SWT.MULTI) != 0) deselectAll ();
+	select (start, end);
+}
+
+public void setSelection (int index) {
+	if ((style & SWT.MULTI) != 0) deselectAll ();
+	select (index);
+}
+
+public void setSelection(int[] indices) {
+	if ((style & SWT.MULTI) != 0) deselectAll ();
+	select (indices);
+}
+
+public void setSelection (String [] items) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	if (items == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if ((style & SWT.MULTI) != 0) deselectAll ();
+	for (int i=items.length-1; i>=0; --i) {
+		int index = 0;
+		String string = items [i];
+		if (string != null) {
+			while ((index = indexOf (string, index)) != -1) {
+				select (index);
+				if (((style & SWT.SINGLE) != 0) && isSelected (index)) return;
+				index++;
+			}
+		}
+	}
+	if ((style & SWT.SINGLE) != 0) deselectAll ();
+}
+
+public void setTopIndex (int index) {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {OS.Pt_ARG_TOP_ITEM_POS, index + 1, 0};
+	OS.PtSetResources (handle, args.length / 3, args);
+}
+
+public void showSelection () {
+	if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
+	if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
+	int [] args = new int [] {
+		OS.Pt_ARG_LIST_SEL_COUNT, 0, 0,
+		OS.Pt_ARG_SELECTION_INDEXES, 0, 0,
+		OS.Pt_ARG_TOP_ITEM_POS, 0, 0,
+		OS.Pt_ARG_VISIBLE_COUNT, 0, 0,
+		OS.Pt_ARG_LIST_ITEM_COUNT, 0, 0
+	};
+	OS.PtGetResources (handle, args.length / 3, args);
+	if (args [1] == 0) return;
+	short [] buffer = new short [1];
+	OS.memmove (buffer, args [4], 2);
+	int index = buffer [0] - 1;
+	int topIndex = args [7] - 1, visibleCount = args [10], count = args [13];
+	int bottomIndex = Math.min (topIndex + visibleCount - 1, count);
+	if ((topIndex <= index) && (index <= bottomIndex)) return;
+	int lastIndex = Math.max (1, count - visibleCount + 1);
+	int newTop = Math.min (Math.max (index - (visibleCount / 2), 1), lastIndex);
+	args = new int [] {OS.Pt_ARG_TOP_ITEM_POS, newTop, 0};
+	OS.PtSetResources (handle, args.length / 3, args);
+}
+
+}