/**
* Creates an instance of a ControlExample embedded inside the supplied parent Composite.
*
* @param parent the container of the example
*/
public ControlExample(Composite parent) {
initResources();
tabFolder = new TabFolder(parent, SWT.NONE);
tabs = createTabs();
for (Tab tab : tabs) {
TabItem item = new TabItem(tabFolder, SWT.NONE);
item.setText(tab.getTabText());
item.setControl(tab.createTabFolderPage(tabFolder));
item.setData(tab);
}
/* Workaround: if the tab folder is wider than the screen,
* Mac platforms clip instead of somehow scrolling the tab items.
* We try to recover some width by using shorter tab names. */
Point size = parent.computeSize(SWT.DEFAULT, SWT.DEFAULT);
Rectangle monitorArea = parent.getMonitor().getClientArea();
boolean isMac = SWT.getPlatform().equals("cocoa");
if (size.x > monitorArea.width && isMac) {
TabItem[] tabItems = tabFolder.getItems();
for (int i = 0; i < tabItems.length; i++) {
tabItems[i].setText(tabs[i].getShortTabText());
}
}
startup = false;
}
/**
* Adds the listener to the collection of listeners who will be notified when the user changes the
* receiver's selection, by sending it one of the messages defined in the <code>SelectionListener
* </code> interface.
*
* <p>When <code>widgetSelected</code> is called, the item field of the event object is valid. If
* the receiver has <code>SWT.CHECK</code> style set and the check selection changes, the event
* object detail field contains the value <code>SWT.CHECK</code>. <code>widgetDefaultSelected
* </code> is typically called when an item is double-clicked.
*
* @param listener the listener which should be notified when the user changes the receiver's
* selection
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the listener is null
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*
* @see SelectionListener
* @see SelectionEvent
* @see #removeSelectionListener(SelectionListener)
*/
public void addSelectionListener(SelectionListener listener) {
checkWidget();
if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
TypedListener typedListener = new TypedListener(listener);
addListener(SWT.Selection, typedListener);
addListener(SWT.DefaultSelection, typedListener);
}
/**
* Finds the program that is associated with an extension. The extension may or may not begin with
* a '.'. Note that a <code>Display</code> must already exist to guarantee that this method
* returns an appropriate result.
*
* @param extension the program extension
* @return the program or <code>null</code>
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT when extension is null
* </ul>
*/
public static Program findProgram(String extension) {
NSAutoreleasePool pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
try {
if (extension == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if (extension.length() == 0) return null;
Program program = null;
char[] chars;
if (extension.charAt(0) != '.') {
chars = new char[extension.length()];
extension.getChars(0, chars.length, chars, 0);
} else {
chars = new char[extension.length() - 1];
extension.getChars(1, extension.length(), chars, 0);
}
NSString ext = NSString.stringWithCharacters(chars, chars.length);
if (ext != null) {
byte[] fsRef = new byte[80];
if (OS.LSGetApplicationForInfo(
OS.kLSUnknownType, OS.kLSUnknownCreator, ext.id, OS.kLSRolesAll, fsRef, null)
== OS.noErr) {
long /*int*/ url = OS.CFURLCreateFromFSRef(OS.kCFAllocatorDefault(), fsRef);
if (url != 0) {
NSString bundlePath = new NSURL(url).path();
NSBundle bundle = NSBundle.bundleWithPath(bundlePath);
if (bundle != null) program = getProgram(bundle);
OS.CFRelease(url);
}
}
}
return program;
} finally {
pool.release();
}
}
/** Export the selected values from the table to a csv file */
private void export() {
FileDialog dialog = new FileDialog(shell, SWT.SAVE);
String[] filterNames = new String[] {"CSV Files", "All Files (*)"};
String[] filterExtensions = new String[] {"*.csv;", "*"};
String filterPath = "/";
String platform = SWT.getPlatform();
if (platform.equals("win32") || platform.equals("wpf")) {
filterNames = new String[] {"CSV Files", "All Files (*.*)"};
filterExtensions = new String[] {"*.csv", "*.*"};
filterPath = "c:\\";
}
dialog.setFilterNames(filterNames);
dialog.setFilterExtensions(filterExtensions);
dialog.setFilterPath(filterPath);
try {
dialog.setFileName(this.getCurrentKey() + ".csv");
} catch (Exception e) {
dialog.setFileName("export.csv");
}
String fileName = dialog.open();
FileOutputStream fos;
OutputStreamWriter out;
try {
fos = new FileOutputStream(fileName);
out = new OutputStreamWriter(fos, "UTF-8");
} catch (Exception e) {
MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
messageBox.setMessage("Error creating export file " + fileName + " : " + e.getMessage());
messageBox.open();
return;
}
Vector<TableItem> sel = new Vector<TableItem>(this.dataTable.getSelection().length);
sel.addAll(Arrays.asList(this.dataTable.getSelection()));
Collections.reverse(sel);
for (TableItem item : sel) {
String date = item.getText(0);
String value = item.getText(1);
try {
out.write(date + ";" + value + "\n");
} catch (IOException e) {
continue;
}
}
try {
out.close();
fos.close();
} catch (IOException e) {
MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
messageBox.setMessage("Error writing export file " + fileName + " : " + e.getMessage());
messageBox.open();
e.printStackTrace();
}
}
/**
* Positions the TableCursor over the cell at the given row and column in the parent table.
*
* @param row the TableItem of the row for the cell to select
* @param column the index of column for the cell to select
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setSelection(TableItem row, int column) {
checkWidget();
int columnCount = table.getColumnCount();
int maxColumnIndex = columnCount == 0 ? 0 : columnCount - 1;
if (row == null || row.isDisposed() || column < 0 || column > maxColumnIndex)
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
setRowColumn(table.indexOf(row), column, false);
}
/**
* Positions the TableCursor over the cell at the given row and column in the parent table.
*
* @param row the index of the row for the cell to select
* @param column the index of column for the cell to select
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setSelection(int row, int column) {
checkWidget();
int columnCount = table.getColumnCount();
int maxColumnIndex = columnCount == 0 ? 0 : columnCount - 1;
if (row < 0 || row >= table.getItemCount() || column < 0 || column > maxColumnIndex)
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
setRowColumn(row, column, false);
}
/**
* Removes the listener from the collection of listeners who will be notified when the user
* changes the receiver's selection.
*
* @param listener the listener which should no longer be notified
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the listener is null
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*
* @see SelectionListener
* @see #addSelectionListener(SelectionListener)
* @since 3.0
*/
public void removeSelectionListener(SelectionListener listener) {
checkWidget();
if (listener == null) {
SWT.error(SWT.ERROR_NULL_ARGUMENT);
}
removeListener(SWT.Selection, listener);
removeListener(SWT.DefaultSelection, listener);
}
/**
* Set the horizontal alignment of the CLabel. Use the values LEFT, CENTER and RIGHT to align
* image and text within the available space.
*
* @param align the alignment style of LEFT, RIGHT or CENTER
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* <li>ERROR_INVALID_ARGUMENT - if the value of align is not one of SWT.LEFT, SWT.RIGHT or
* SWT.CENTER
* </ul>
*/
public void setAlignment(int align) {
checkWidget();
if (align != SWT.LEFT && align != SWT.RIGHT && align != SWT.CENTER) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
if (this.align != align) {
this.align = align;
redraw();
}
}
/**
* Executes the program with the file as the single argument in the operating system. It is the
* responsibility of the programmer to ensure that the file contains valid data for this program.
*
* @param fileName the file or program name
* @return <code>true</code> if the file is launched, otherwise <code>false</code>
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT when fileName is null
* </ul>
*/
public boolean execute(String fileName) {
if (fileName == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
NSAutoreleasePool pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
try {
NSWorkspace workspace = NSWorkspace.sharedWorkspace();
NSURL url = getURL(fileName);
NSArray urls = NSArray.arrayWithObject(url);
return workspace.openURLs(urls, NSString.stringWith(identifier), 0, null, 0);
} finally {
pool.release();
}
}
/**
* Creates a new <code>Shell</code>. This Shell is the root for the SWT widgets that will be
* embedded within the AWT canvas.
*
* @param display the display for the new Shell
* @param parent the parent <code>java.awt.Canvas</code> of the new Shell
* @return a <code>Shell</code> to be the parent of the embedded SWT widgets
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the display is null
* <li>ERROR_NULL_ARGUMENT - if the parent is null
* <li>ERROR_INVALID_ARGUMENT - if the parent's peer is not created
* </ul>
*
* @since 3.0
*/
public static Shell new_Shell(final Display display, final Canvas parent) {
if (display == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if (parent == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
int /*long*/ handle = 0;
try {
loadLibrary();
handle = getAWTHandle(parent);
} catch (Throwable e) {
SWT.error(SWT.ERROR_NOT_IMPLEMENTED, e);
}
if (handle == 0) SWT.error(SWT.ERROR_INVALID_ARGUMENT, null, " [peer not created]");
final Shell shell = Shell.cocoa_new(display, handle);
final ComponentListener listener =
new ComponentAdapter() {
public void componentResized(ComponentEvent e) {
display.asyncExec(
new Runnable() {
public void run() {
if (shell.isDisposed()) return;
Dimension dim = parent.getSize();
shell.setSize(dim.width, dim.height);
}
});
}
};
parent.addComponentListener(listener);
shell.addListener(
SWT.Dispose,
new Listener() {
public void handleEvent(Event event) {
parent.removeComponentListener(listener);
}
});
shell.setVisible(true);
return shell;
}
/**
* Launches the operating system executable associated with the file or URL (http:// or https://).
* If the file is an executable then the executable is launched. The program is launched with the
* specified working directory only when the <code>workingDir</code> exists and <code>fileName
* </code> is an executable. Note that a <code>Display</code> must already exist to guarantee that
* this method returns an appropriate result.
*
* @param fileName the file name or program name or URL (http:// or https://)
* @param workingDir the name of the working directory or null
* @return <code>true</code> if the file is launched, otherwise <code>false</code>
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT when fileName is null
* </ul>
*
* @since 3.6
*/
public static boolean launch(String fileName, String workingDir) {
if (fileName == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
NSAutoreleasePool pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
try {
if (workingDir != null && isExecutable(fileName)) {
try {
Compatibility.exec(new String[] {fileName}, null, workingDir);
return true;
} catch (IOException e) {
return false;
}
}
NSURL url = getURL(fileName);
NSWorkspace workspace = NSWorkspace.sharedWorkspace();
return workspace.openURL(url);
} finally {
pool.release();
}
}
/**
* Creates a new <code>java.awt.Frame</code>. This frame is the root for the AWT components that
* will be embedded within the composite. In order for the embedding to succeed, the composite
* must have been created with the SWT.EMBEDDED style.
*
* <p>IMPORTANT: As of JDK1.5, the embedded frame does not receive mouse events. When a
* lightweight component is added as a child of the embedded frame, the cursor does not change. In
* order to work around both these problems, it is strongly recommended that a heavyweight
* component such as <code>java.awt.Panel</code> be added to the frame as the root of all
* components.
*
* @param parent the parent <code>Composite</code> of the new <code>java.awt.Frame</code>
* @return a <code>java.awt.Frame</code> to be the parent of the embedded AWT components
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the parent is null
* <li>ERROR_INVALID_ARGUMENT - if the parent Composite does not have the SWT.EMBEDDED style
* </ul>
*
* @since 3.0
*/
public static Frame new_Frame(final Composite parent) {
if (parent == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if ((parent.getStyle() & SWT.EMBEDDED) == 0) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
final int /*long*/ handle = parent.view.id;
Class clazz = null;
try {
String className =
embeddedFrameClass != null ? embeddedFrameClass : "apple.awt.CEmbeddedFrame";
if (embeddedFrameClass == null) {
clazz = Class.forName(className, true, ClassLoader.getSystemClassLoader());
} else {
clazz = Class.forName(className);
}
} catch (ClassNotFoundException cne) {
SWT.error(SWT.ERROR_NOT_IMPLEMENTED, cne);
} catch (Throwable e) {
SWT.error(SWT.ERROR_UNSPECIFIED, e, " [Error while starting AWT]");
}
initializeSwing();
Object value = null;
Constructor constructor = null;
try {
constructor = clazz.getConstructor(new Class[] {long.class});
value = constructor.newInstance(new Object[] {new Long(handle)});
} catch (Throwable e) {
SWT.error(SWT.ERROR_NOT_IMPLEMENTED, e);
}
final Frame frame = (Frame) value;
frame.addNotify();
parent.setData(EMBEDDED_FRAME_KEY, frame);
/* Forward the iconify and deiconify events */
final Listener shellListener =
new Listener() {
public void handleEvent(Event e) {
switch (e.type) {
case SWT.Deiconify:
EventQueue.invokeLater(
new Runnable() {
public void run() {
frame.dispatchEvent(new WindowEvent(frame, WindowEvent.WINDOW_DEICONIFIED));
}
});
break;
case SWT.Iconify:
EventQueue.invokeLater(
new Runnable() {
public void run() {
frame.dispatchEvent(new WindowEvent(frame, WindowEvent.WINDOW_ICONIFIED));
}
});
break;
}
}
};
Shell shell = parent.getShell();
shell.addListener(SWT.Deiconify, shellListener);
shell.addListener(SWT.Iconify, shellListener);
/*
* Generate the appropriate events to activate and deactivate
* the embedded frame. This is needed in order to make keyboard
* focus work properly for lightweights.
*/
Listener listener =
new Listener() {
public void handleEvent(Event e) {
switch (e.type) {
case SWT.Dispose:
Shell shell = parent.getShell();
shell.removeListener(SWT.Deiconify, shellListener);
shell.removeListener(SWT.Iconify, shellListener);
parent.setVisible(false);
EventQueue.invokeLater(
new Runnable() {
public void run() {
try {
frame.dispose();
} catch (Throwable e) {
}
}
});
break;
case SWT.FocusIn:
EventQueue.invokeLater(
new Runnable() {
public void run() {
if (frame.isActive()) return;
try {
Class clazz = frame.getClass();
Method method =
clazz.getMethod(
"synthesizeWindowActivation", new Class[] {boolean.class});
if (method != null)
method.invoke(frame, new Object[] {new Boolean(true)});
} catch (Throwable e) {
e.printStackTrace();
}
}
});
break;
case SWT.Deactivate:
EventQueue.invokeLater(
new Runnable() {
public void run() {
if (!frame.isActive()) return;
try {
Class clazz = frame.getClass();
Method method =
clazz.getMethod(
"synthesizeWindowActivation", new Class[] {boolean.class});
if (method != null)
method.invoke(frame, new Object[] {new Boolean(false)});
} catch (Throwable e) {
e.printStackTrace();
}
}
});
break;
}
}
};
parent.addListener(SWT.FocusIn, listener);
parent.addListener(SWT.Deactivate, listener);
parent.addListener(SWT.Dispose, listener);
parent
.getDisplay()
.asyncExec(
new Runnable() {
public void run() {
if (parent.isDisposed()) return;
final Rectangle clientArea = parent.getClientArea();
EventQueue.invokeLater(
new Runnable() {
public void run() {
frame.setSize(clientArea.width, clientArea.height);
frame.validate();
// Bug in Cocoa AWT? For some reason the frame isn't showing up on first
// draw.
// Toggling visibility seems to be the only thing that works.
frame.setVisible(false);
frame.setVisible(true);
}
});
}
});
return frame;
}
int PromptAuth(long /*int*/ aChannel, int level, long /*int*/ authInfo, long /*int*/ _retval) {
nsIAuthInformation auth = new nsIAuthInformation(authInfo);
Browser browser = getBrowser();
if (browser != null) {
Mozilla mozilla = (Mozilla) browser.webBrowser;
/*
* Do not invoke the listeners if this challenge has been failed too many
* times because a listener is likely giving incorrect credentials repeatedly
* and will do so indefinitely.
*/
if (mozilla.authCount++ < 3) {
for (int i = 0; i < mozilla.authenticationListeners.length; i++) {
AuthenticationEvent event = new AuthenticationEvent(browser);
event.location = mozilla.lastNavigateURL;
mozilla.authenticationListeners[i].authenticate(event);
if (!event.doit) {
XPCOM.memmove(_retval, new boolean[] {false});
return XPCOM.NS_OK;
}
if (event.user != null && event.password != null) {
nsEmbedString string = new nsEmbedString(event.user);
int rc = auth.SetUsername(string.getAddress());
if (rc != XPCOM.NS_OK) SWT.error(rc);
string.dispose();
string = new nsEmbedString(event.password);
rc = auth.SetPassword(string.getAddress());
if (rc != XPCOM.NS_OK) SWT.error(rc);
string.dispose();
XPCOM.memmove(_retval, new boolean[] {true});
return XPCOM.NS_OK;
}
}
}
}
/* no listener handled the challenge, so show an authentication dialog */
String checkLabel = null;
boolean[] checkValue = new boolean[1];
String[] userLabel = new String[1], passLabel = new String[1];
String title = SWT.getMessage("SWT_Authentication_Required"); // $NON-NLS-1$
/* get initial username and password values */
long /*int*/ ptr = XPCOM.nsEmbedString_new();
int rc = auth.GetUsername(ptr);
if (rc != XPCOM.NS_OK) SWT.error(rc);
int length = XPCOM.nsEmbedString_Length(ptr);
long /*int*/ buffer = XPCOM.nsEmbedString_get(ptr);
char[] chars = new char[length];
XPCOM.memmove(chars, buffer, length * 2);
userLabel[0] = new String(chars);
XPCOM.nsEmbedString_delete(ptr);
ptr = XPCOM.nsEmbedString_new();
rc = auth.GetPassword(ptr);
if (rc != XPCOM.NS_OK) SWT.error(rc);
length = XPCOM.nsEmbedString_Length(ptr);
buffer = XPCOM.nsEmbedString_get(ptr);
chars = new char[length];
XPCOM.memmove(chars, buffer, length * 2);
passLabel[0] = new String(chars);
XPCOM.nsEmbedString_delete(ptr);
/* compute the message text */
ptr = XPCOM.nsEmbedString_new();
rc = auth.GetRealm(ptr);
if (rc != XPCOM.NS_OK) SWT.error(rc);
length = XPCOM.nsEmbedString_Length(ptr);
buffer = XPCOM.nsEmbedString_get(ptr);
chars = new char[length];
XPCOM.memmove(chars, buffer, length * 2);
String realm = new String(chars);
XPCOM.nsEmbedString_delete(ptr);
nsIChannel channel = new nsIChannel(aChannel);
long /*int*/[] uri = new long /*int*/[1];
rc = channel.GetURI(uri);
if (rc != XPCOM.NS_OK) SWT.error(rc);
if (uri[0] == 0) Mozilla.error(XPCOM.NS_NOINTERFACE);
nsIURI nsURI = new nsIURI(uri[0]);
long /*int*/ host = XPCOM.nsEmbedCString_new();
rc = nsURI.GetHost(host);
if (rc != XPCOM.NS_OK) SWT.error(rc);
length = XPCOM.nsEmbedCString_Length(host);
buffer = XPCOM.nsEmbedCString_get(host);
byte[] bytes = new byte[length];
XPCOM.memmove(bytes, buffer, length);
String hostString = new String(bytes);
XPCOM.nsEmbedCString_delete(host);
nsURI.Release();
String message;
if (realm.length() > 0 && hostString.length() > 0) {
message =
Compatibility.getMessage(
"SWT_Enter_Username_and_Password", new String[] {realm, hostString}); // $NON-NLS-1$
} else {
message = ""; // $NON-NLS-1$
}
/* open the prompter */
Shell shell = browser == null ? new Shell() : browser.getShell();
PromptDialog dialog = new PromptDialog(shell);
boolean[] result = new boolean[1];
dialog.promptUsernameAndPassword(
title, message, checkLabel, userLabel, passLabel, checkValue, result);
XPCOM.memmove(_retval, result);
if (result[0]) {
/* User selected OK */
nsEmbedString string = new nsEmbedString(userLabel[0]);
rc = auth.SetUsername(string.getAddress());
if (rc != XPCOM.NS_OK) SWT.error(rc);
string.dispose();
string = new nsEmbedString(passLabel[0]);
rc = auth.SetPassword(string.getAddress());
if (rc != XPCOM.NS_OK) SWT.error(rc);
string.dispose();
}
return XPCOM.NS_OK;
}
public void createPartControl(org.eclipse.swt.widgets.Composite frame) {
final org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler tooltip =
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler(frame.getShell());
org.eclipse.swt.layout.GridLayout layout = new org.eclipse.swt.layout.GridLayout();
layout.numColumns = 3;
frame.setLayout(layout);
java.lang.String platform = SWT.getPlatform();
java.lang.String helpKey = "F1";
if (platform.equals("gtk")) {
helpKey = "Ctrl+F1";
}
if (platform.equals("carbon") || platform.equals("cocoa")) {
helpKey = "Help";
}
org.eclipse.swt.widgets.ToolBar bar = new org.eclipse.swt.widgets.ToolBar(frame, SWT.BORDER);
for (int i = 0; i < 5; i++) {
org.eclipse.swt.widgets.ToolItem item = new org.eclipse.swt.widgets.ToolItem(bar, SWT.PUSH);
item.setText(
getResourceString("ToolItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("ToolItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("ToolItem.help", new java.lang.Object[] {item.getText()});
}
});
}
org.eclipse.swt.layout.GridData gridData = new org.eclipse.swt.layout.GridData();
gridData.horizontalSpan = 3;
bar.setLayoutData(gridData);
tooltip.activateHoverHelp(bar);
org.eclipse.swt.widgets.Table table = new org.eclipse.swt.widgets.Table(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TableItem item =
new org.eclipse.swt.widgets.TableItem(table, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiInformation]);
item.setText(
getResourceString("TableItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TableItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TableItem.help", new java.lang.Object[] {item.getText()});
}
});
}
table.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(table);
org.eclipse.swt.widgets.Tree tree = new org.eclipse.swt.widgets.Tree(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TreeItem item = new org.eclipse.swt.widgets.TreeItem(tree, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiWarning]);
item.setText(
getResourceString("TreeItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TreeItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TreeItem.help", new java.lang.Object[] {item.getText()});
}
});
}
tree.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(tree);
org.eclipse.swt.widgets.Button button = new org.eclipse.swt.widgets.Button(frame, SWT.PUSH);
button.setText(getResourceString("Hello.text"));
button.setData("TIP_TEXT", getResourceString("Hello.tooltip"));
tooltip.activateHoverHelp(button);
}
/**
* Specify a gradient of colours to be drawn in the background of the CLabel.
*
* <p>For example, to draw a gradient that varies from dark blue to white in the vertical,
* direction use the following call to setBackground:
*
* <pre>
* clabel.setBackground(new Color[]{display.getSystemColor(SWT.COLOR_DARK_BLUE),
* display.getSystemColor(SWT.COLOR_WHITE)},
* new int[] {100}, true);
* </pre>
*
* @param colors an array of Color that specifies the colors to appear in the gradient in order of
* appearance from left/top to right/bottom; The value <code>null</code> clears the background
* gradient; the value <code>null</code> can be used inside the array of Color to specify the
* background color.
* @param percents an array of integers between 0 and 100 specifying the percent of the
* width/height of the widget at which the color should change; the size of the percents array
* must be one less than the size of the colors array.
* @param vertical indicate the direction of the gradient. True is vertical and false is
* horizontal.
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* <li>ERROR_INVALID_ARGUMENT - if the values of colors and percents are not consistent
* </ul>
*
* @since 3.0
*/
public void setBackground(Color[] colors, int[] percents, boolean vertical) {
checkWidget();
if (colors != null) {
if (percents == null || percents.length != colors.length - 1) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
if (getDisplay().getDepth() < 15) {
// Don't use gradients on low color displays
colors = new Color[] {colors[colors.length - 1]};
percents = new int[] {};
}
for (int i = 0; i < percents.length; i++) {
if (percents[i] < 0 || percents[i] > 100) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
if (i > 0 && percents[i] < percents[i - 1]) {
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
}
}
// Are these settings the same as before?
final Color background = getBackground();
if (backgroundImage == null) {
if ((gradientColors != null)
&& (colors != null)
&& (gradientColors.length == colors.length)) {
boolean same = false;
for (int i = 0; i < gradientColors.length; i++) {
same =
(gradientColors[i] == colors[i])
|| ((gradientColors[i] == null) && (colors[i] == background))
|| ((gradientColors[i] == background) && (colors[i] == null));
if (!same) break;
}
if (same) {
for (int i = 0; i < gradientPercents.length; i++) {
same = gradientPercents[i] == percents[i];
if (!same) break;
}
}
if (same && this.gradientVertical == vertical) return;
}
} else {
backgroundImage = null;
}
// Store the new settings
if (colors == null) {
gradientColors = null;
gradientPercents = null;
gradientVertical = false;
} else {
gradientColors = new Color[colors.length];
for (int i = 0; i < colors.length; ++i)
gradientColors[i] = (colors[i] != null) ? colors[i] : background;
gradientPercents = new int[percents.length];
for (int i = 0; i < percents.length; ++i) gradientPercents[i] = percents[i];
gradientVertical = vertical;
}
// Refresh with the new settings
redraw();
}
/**
* Create a GLCanvas widget using the attributes described in the GLData object provided.
*
* @param parent a composite widget
* @param style the bitwise OR'ing of widget styles
* @param data the requested attributes of the GLCanvas
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT when the data is null
* <li>ERROR_UNSUPPORTED_DEPTH when the requested attributes cannot be provided
* </ul>
* </ul>
*/
public GLCanvas(Composite parent, int style, GLData data) {
super(parent, style);
if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
int glxAttrib[] = new int[MAX_ATTRIBUTES];
int pos = 0;
glxAttrib[pos++] = GLX.GLX_RGBA;
if (data.doubleBuffer) glxAttrib[pos++] = GLX.GLX_DOUBLEBUFFER;
if (data.stereo) glxAttrib[pos++] = GLX.GLX_STEREO;
if (data.redSize > 0) {
glxAttrib[pos++] = GLX.GLX_RED_SIZE;
glxAttrib[pos++] = data.redSize;
}
if (data.greenSize > 0) {
glxAttrib[pos++] = GLX.GLX_GREEN_SIZE;
glxAttrib[pos++] = data.greenSize;
}
if (data.blueSize > 0) {
glxAttrib[pos++] = GLX.GLX_BLUE_SIZE;
glxAttrib[pos++] = data.blueSize;
}
if (data.alphaSize > 0) {
glxAttrib[pos++] = GLX.GLX_ALPHA_SIZE;
glxAttrib[pos++] = data.alphaSize;
}
if (data.depthSize > 0) {
glxAttrib[pos++] = GLX.GLX_DEPTH_SIZE;
glxAttrib[pos++] = data.depthSize;
}
if (data.stencilSize > 0) {
glxAttrib[pos++] = GLX.GLX_STENCIL_SIZE;
glxAttrib[pos++] = data.stencilSize;
}
if (data.accumRedSize > 0) {
glxAttrib[pos++] = GLX.GLX_ACCUM_RED_SIZE;
glxAttrib[pos++] = data.accumRedSize;
}
if (data.accumGreenSize > 0) {
glxAttrib[pos++] = GLX.GLX_ACCUM_GREEN_SIZE;
glxAttrib[pos++] = data.accumGreenSize;
}
if (data.accumBlueSize > 0) {
glxAttrib[pos++] = GLX.GLX_ACCUM_BLUE_SIZE;
glxAttrib[pos++] = data.accumBlueSize;
}
if (data.accumAlphaSize > 0) {
glxAttrib[pos++] = GLX.GLX_ACCUM_ALPHA_SIZE;
glxAttrib[pos++] = data.accumAlphaSize;
}
if (data.sampleBuffers > 0) {
glxAttrib[pos++] = GLX.GLX_SAMPLE_BUFFERS;
glxAttrib[pos++] = data.sampleBuffers;
}
if (data.samples > 0) {
glxAttrib[pos++] = GLX.GLX_SAMPLES;
glxAttrib[pos++] = data.samples;
}
glxAttrib[pos++] = 0;
OS.gtk_widget_realize(handle);
int /*long*/ window = OS.GTK_WIDGET_WINDOW(handle);
int /*long*/ xDisplay = OS.gdk_x11_drawable_get_xdisplay(window);
int /*long*/ infoPtr = GLX.glXChooseVisual(xDisplay, OS.XDefaultScreen(xDisplay), glxAttrib);
if (infoPtr == 0) {
dispose();
SWT.error(SWT.ERROR_UNSUPPORTED_DEPTH);
}
vinfo = new XVisualInfo();
GLX.memmove(vinfo, infoPtr, XVisualInfo.sizeof);
OS.XFree(infoPtr);
int /*long*/ screen = OS.gdk_screen_get_default();
int /*long*/ gdkvisual = OS.gdk_x11_screen_lookup_visual(screen, vinfo.visualid);
// FIXME- share lists
// context = GLX.glXCreateContext (xDisplay, info, share == null ? 0 : share.context, true);
context = GLX.glXCreateContext(xDisplay, vinfo, 0, true);
if (context == 0) SWT.error(SWT.ERROR_NO_HANDLES);
GdkWindowAttr attrs = new GdkWindowAttr();
attrs.width = 1;
attrs.height = 1;
attrs.event_mask =
OS.GDK_KEY_PRESS_MASK
| OS.GDK_KEY_RELEASE_MASK
| OS.GDK_FOCUS_CHANGE_MASK
| OS.GDK_POINTER_MOTION_MASK
| OS.GDK_BUTTON_PRESS_MASK
| OS.GDK_BUTTON_RELEASE_MASK
| OS.GDK_ENTER_NOTIFY_MASK
| OS.GDK_LEAVE_NOTIFY_MASK
| OS.GDK_EXPOSURE_MASK
| OS.GDK_VISIBILITY_NOTIFY_MASK
| OS.GDK_POINTER_MOTION_HINT_MASK;
attrs.window_type = OS.GDK_WINDOW_CHILD;
attrs.visual = gdkvisual;
glWindow = OS.gdk_window_new(window, attrs, OS.GDK_WA_VISUAL);
OS.gdk_window_set_user_data(glWindow, handle);
if ((style & SWT.NO_BACKGROUND) != 0) OS.gdk_window_set_back_pixmap(window, 0, false);
xWindow = OS.gdk_x11_drawable_get_xid(glWindow);
OS.gdk_window_show(glWindow);
Listener listener =
new Listener() {
public void handleEvent(Event event) {
switch (event.type) {
case SWT.Paint:
/**
* Bug in MESA. MESA does some nasty sort of polling to try and ensure that their
* buffer sizes match the current X state. This state can be updated using
* glViewport(). FIXME: There has to be a better way of doing this.
*/
int[] viewport = new int[4];
GLX.glGetIntegerv(GLX.GL_VIEWPORT, viewport);
GLX.glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
break;
case SWT.Resize:
Rectangle clientArea = getClientArea();
OS.gdk_window_move(glWindow, clientArea.x, clientArea.y);
OS.gdk_window_resize(glWindow, clientArea.width, clientArea.height);
break;
case SWT.Dispose:
int /*long*/ window = OS.GTK_WIDGET_WINDOW(handle);
int /*long*/ xDisplay = OS.gdk_x11_drawable_get_xdisplay(window);
if (context != 0) {
if (GLX.glXGetCurrentContext() == context) {
GLX.glXMakeCurrent(xDisplay, 0, 0);
}
GLX.glXDestroyContext(xDisplay, context);
context = 0;
}
if (glWindow != 0) {
OS.gdk_window_destroy(glWindow);
glWindow = 0;
}
break;
}
}
};
addListener(SWT.Resize, listener);
addListener(SWT.Paint, listener);
addListener(SWT.Dispose, listener);
}
/**
* Returns a <code>java.awt.Frame</code> which is the embedded frame associated with the specified
* composite.
*
* @param parent the parent <code>Composite</code> of the <code>java.awt.Frame</code>
* @return a <code>java.awt.Frame</code> the embedded frame or <code>null</code>.
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the parent is null
* </ul>
*
* @since 3.2
*/
public static Frame getFrame(Composite parent) {
if (parent == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if ((parent.getStyle() & SWT.EMBEDDED) == 0) return null;
return (Frame) parent.getData(EMBEDDED_FRAME_KEY);
}
void paint(Event event) {
if (row == null) return;
int columnIndex = column == null ? 0 : table.indexOf(column);
GC gc = event.gc;
gc.setBackground(getBackground());
gc.setForeground(getForeground());
gc.fillRectangle(event.x, event.y, event.width, event.height);
int x = 0;
Point size = getSize();
Image image = row.getImage(columnIndex);
if (image != null) {
Rectangle imageSize = image.getBounds();
int imageY = (size.y - imageSize.height) / 2;
gc.drawImage(image, x, imageY);
x += imageSize.width;
}
String text = row.getText(columnIndex);
if (text.length() > 0) {
Rectangle bounds = row.getBounds(columnIndex);
Point extent = gc.stringExtent(text);
// Temporary code - need a better way to determine table trim
String platform = SWT.getPlatform();
if ("win32".equals(platform)) { // $NON-NLS-1$
if (table.getColumnCount() == 0 || columnIndex == 0) {
x += 2;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 6;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 6;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2;
break;
}
}
} else {
if (table.getColumnCount() == 0) {
x += 5;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 5;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 2;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2 + 2;
break;
}
}
}
int textY = (size.y - extent.y) / 2;
gc.drawString(text, x, textY);
}
if (isFocusControl()) {
Display display = getDisplay();
gc.setBackground(display.getSystemColor(SWT.COLOR_BLACK));
gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
gc.drawFocus(0, 0, size.x, size.y);
}
}