blob: a2fa31a4b551ba47e880227305ac73b8897b9f07 [file] [log] [blame]
package org.eclipse.swt.widgets;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved
*/
import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.photon.*;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
public /*final*/ class TabItem extends Item {
TabFolder parent;
Control control;
String toolTipText;
public TabItem (TabFolder parent, int style) {
this(parent, style, parent.getItemCount ());
}
public TabItem (TabFolder parent, int style, int index) {
super (parent, style);
this.parent = parent;
parent.createItem (this, index);
}
protected void checkSubclass () {
if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS);
}
public Control getControl () {
checkWidget();
return control;
}
public Display getDisplay () {
TabFolder parent = this.parent;
if (parent == null) error (SWT.ERROR_WIDGET_DISPOSED);
return parent.getDisplay ();
}
public TabFolder getParent () {
checkWidget();
return parent;
}
public String getToolTipText () {
checkWidget();
return toolTipText;
}
void releaseChild () {
super.releaseChild ();
parent.destroyItem (this);
}
void releaseWidget () {
super.releaseWidget ();
control = null;
parent = null;
toolTipText = null;
}
public void setControl (Control control) {
checkWidget();
if (control != null) {
if (control.isDisposed()) error (SWT.ERROR_INVALID_ARGUMENT);
if (control.parent != parent) error (SWT.ERROR_INVALID_PARENT);
}
Control oldControl = this.control, newControl = control;
this.control = control;
int index = parent.indexOf (this);
if (index != parent.getSelectionIndex ()) return;
if (newControl != null) {
newControl.setBounds (parent.getClientArea ());
newControl.setVisible (true);
}
if (oldControl != null) oldControl.setVisible (false);
}
public void setImage (Image image) {
checkWidget();
//NOT SUPPORTED
}
public void setText (String text) {
checkWidget();
super.setText (text);
int index = parent.indexOf (this);
int [] args = {OS.Pt_ARG_PG_PANEL_TITLES, 0, 0};
OS.PtGetResources (parent.handle, args.length / 3, args);
int count = args [2];
int oldPtr = args [1];
int newPtr = OS.malloc (count * 4);
for (int i=0; i<count; i++) {
int str;
if (i == index) {
byte [] buffer = Converter.wcsToMbcs (null, text);
str = OS.malloc (buffer.length + 1);
OS.memmove (str, buffer, buffer.length);
} else {
int [] address = new int [1];
OS.memmove (address, oldPtr + (i * 4), 4);
int length = OS.strlen (address [0]);
str = OS.malloc (length + 1);
OS.memmove (str, address [0], length + 1);
}
OS.memmove (newPtr + (i * 4), new int [] {str}, 4);
}
args = new int [] {OS.Pt_ARG_PG_PANEL_TITLES, newPtr, count};
OS.PtSetResources (parent.handle, args.length / 3, args);
for (int i=0; i<count; i++) {
int [] address = new int [1];
OS.memmove (address, newPtr + (i * 4), 4);
OS.free (address [0]);
}
OS.free (newPtr);
}
public void setToolTipText (String string) {
checkWidget();
toolTipText = string;
}
}