public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new GridLayout());
final ScrolledComposite sc =
new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
sc.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
Composite c = new Composite(sc, SWT.NONE);
c.setLayout(new GridLayout(10, true));
for (int i = 0; i < 300; i++) {
Button b = new Button(c, SWT.PUSH);
b.setText("Button " + i);
}
sc.setContent(c);
sc.setExpandHorizontal(true);
sc.setExpandVertical(true);
sc.setMinSize(c.computeSize(SWT.DEFAULT, SWT.DEFAULT));
sc.setShowFocusedControl(true);
shell.setSize(300, 500);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
/** Experimental. Switching themes at runtime does not yet work properly. */
protected void createThemeSwitcher(final Composite parent) {
final Button button = new Button(parent, SWT.PUSH);
button.setText("Theme Switcher");
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent e) {
Shell shell = new Shell(parent.getShell(), SWT.DIALOG_TRIM);
shell.setText("Theme Switcher");
shell.setLayout(new GridLayout());
Button themeButton = new Button(shell, SWT.PUSH);
themeButton.setText("Switch Theme");
themeButton.addSelectionListener(
new SelectionAdapter() {
String[] availableThemeIds = ThemeUtil.getAvailableThemeIds();
public void widgetSelected(final SelectionEvent e) {
int index = 0;
String currThemeId = ThemeUtil.getCurrentThemeId();
for (int i = 0; i < availableThemeIds.length; i++) {
if (currThemeId.equals(availableThemeIds[i])) {
index = (i + 1) % availableThemeIds.length;
}
}
String newThemeId = availableThemeIds[index];
ThemeUtil.setCurrentThemeId(newThemeId);
}
});
shell.pack();
shell.open();
}
});
}
/**
* Creates a checkbox that controls whether a background image is set on the registered controls.
*
* @return the created checkbox
*/
protected Button createBgImageButton() {
final Button button = new Button(styleComp, SWT.CHECK);
button.setText("Background Image");
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
showBgImage = button.getSelection();
updateBgImage();
}
});
return button;
}
/**
* Creates a button to change the background color of all registered controls.
*
* @return the created button
*/
protected Button createBgColorButton() {
bgColorChooser = new ColorChooser();
final Button button = new Button(styleComp, SWT.PUSH);
button.setText("Background");
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
bgIndex = (bgIndex + 1) % fgColors.length;
updateBgColor();
}
});
return button;
}
/**
* Creates a checkbutton to enable / disabled the registered controls.
*
* @return the created checkbutton.
*/
protected Button createEnablementButton() {
final Button button = new Button(styleComp, SWT.CHECK);
button.setText("Enabled");
button.setSelection(enabled);
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
enabled = button.getSelection();
updateEnabled();
}
});
return button;
}
/**
* Creates a checkbutton to show / hide the registered controls.
*
* @return the created checkbutton
*/
protected Button createVisibilityButton() {
final Button button = new Button(styleComp, SWT.CHECK);
button.setText("Visible");
button.setSelection(visible);
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
visible = button.getSelection();
updateVisible();
}
});
return button;
}
protected Button createStyleButton(final String name, final int style, final boolean checked) {
Button button = new Button(styleComp, SWT.CHECK);
button.setText(name);
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
createNew();
}
});
button.setData("style", new Integer(style));
button.setSelection(checked);
return button;
}
void createRTFTransfer(Composite copyParent, Composite pasteParent) {
// RTF Transfer
Label l = new Label(copyParent, SWT.NONE);
l.setText("RTFTransfer:"); // $NON-NLS-1$
copyRtfText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
copyRtfText.setText("some\nrtf\ntext");
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
copyRtfText.setLayoutData(data);
Button b = new Button(copyParent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String data = copyRtfText.getText();
if (data.length() > 0) {
status.setText("");
data = "{\\rtf1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i " + data + "}";
clipboard.setContents(
new Object[] {data}, new Transfer[] {RTFTransfer.getInstance()});
} else {
status.setText("nothing to copy");
}
}
});
l = new Label(pasteParent, SWT.NONE);
l.setText("RTFTransfer:"); // $NON-NLS-1$
pasteRtfText =
new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
pasteRtfText.setLayoutData(data);
b = new Button(pasteParent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String data = (String) clipboard.getContents(RTFTransfer.getInstance());
if (data != null && data.length() > 0) {
status.setText("");
pasteRtfText.setText("start paste>" + data + "<end paste");
} else {
status.setText("nothing to paste");
}
}
});
}
void createHTMLTransfer(Composite copyParent, Composite pasteParent) {
// HTML Transfer
Label l = new Label(copyParent, SWT.NONE);
l.setText("HTMLTransfer:"); // $NON-NLS-1$
copyHtmlText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
copyHtmlText.setText("<b>Hello World</b>");
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
copyHtmlText.setLayoutData(data);
Button b = new Button(copyParent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String data = copyHtmlText.getText();
if (data.length() > 0) {
status.setText("");
clipboard.setContents(
new Object[] {data}, new Transfer[] {HTMLTransfer.getInstance()});
} else {
status.setText("nothing to copy");
}
}
});
l = new Label(pasteParent, SWT.NONE);
l.setText("HTMLTransfer:"); // $NON-NLS-1$
pasteHtmlText =
new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
pasteHtmlText.setLayoutData(data);
b = new Button(pasteParent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String data = (String) clipboard.getContents(HTMLTransfer.getInstance());
if (data != null && data.length() > 0) {
status.setText("");
pasteHtmlText.setText("start paste>" + data + "<end paste");
} else {
status.setText("nothing to paste");
}
}
});
}
void createAvailableTypes(Composite parent) {
final List list = new List(parent, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
GridData data = new GridData(GridData.FILL_BOTH);
data.heightHint = 100;
list.setLayoutData(data);
Button b = new Button(parent, SWT.PUSH);
b.setText("Get Available Types");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
list.removeAll();
String[] names = clipboard.getAvailableTypeNames();
for (int i = 0; i < names.length; i++) {
list.add(names[i]);
}
}
});
}
protected Button createPropertyCheckbox(
final String text, final String prop, final boolean checked) {
final Button button = new Button(styleComp, SWT.CHECK);
button.setText(text);
button.setSelection(checked);
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent e) {
if (button.getSelection()) {
properties.add(prop);
} else {
properties.remove(prop);
}
createNew();
}
});
return button;
}
protected Button createFontChooser() {
final Button button = new Button(styleComp, SWT.PUSH);
button.setText("Font");
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
fontChooser = new SimpleFontDialog(getShell());
Control control = (Control) controls.get(0);
fontChooser.setFont(control.getFont());
fontChooser.open(
new Runnable() {
public void run() {
font = fontChooser.getFont();
updateFont();
}
});
}
});
return button;
}
protected int getStyle() {
int result = SWT.NONE;
Control[] ctrls = styleComp.getChildren();
if (ctrls.length == 0) {
result = defaultStyle;
} else {
for (int i = 0; i < ctrls.length; i++) {
if (ctrls[i] instanceof Button) {
Button button = (Button) ctrls[i];
if (button.getSelection()) {
Object data = button.getData("style");
if (data instanceof Integer) {
int style = ((Integer) data).intValue();
result |= style;
}
}
}
}
}
return result;
}
/** Creates a text that controls whether a border radius is set on the registered controls. */
protected void cteateRoundedBorderGroup() {
Group group = new Group(styleComp, SWT.NONE);
group.setText("Rounded Border");
group.setLayout(new GridLayout(2, false));
new Label(group, SWT.NONE).setText("Width");
final Text textWidth = new Text(group, SWT.SINGLE | SWT.BORDER);
textWidth.setLayoutData(new GridData(20, SWT.DEFAULT));
new Label(group, SWT.NONE).setText("Color");
final Button buttonColor = new Button(group, SWT.PUSH);
buttonColor.setLayoutData(new GridData(20, 20));
buttonColor.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent event) {
rbIndex = (rbIndex + 1) % bgColors.length;
if (bgColors[rbIndex] == null) {
buttonColor.setText("");
} else {
buttonColor.setText("\u2588");
}
buttonColor.setForeground(bgColors[rbIndex]);
}
});
new Label(group, SWT.NONE).setText("Radius ");
Composite radiusGroup = new Composite(group, SWT.NONE);
radiusGroup.setLayout(new GridLayout(4, false));
new Label(radiusGroup, SWT.NONE).setText("T-L");
final Text textTopLeft = new Text(radiusGroup, SWT.SINGLE | SWT.BORDER);
textTopLeft.setLayoutData(new GridData(20, SWT.DEFAULT));
new Label(radiusGroup, SWT.NONE).setText("T-R");
final Text textTopRight = new Text(radiusGroup, SWT.SINGLE | SWT.BORDER);
textTopRight.setLayoutData(new GridData(20, SWT.DEFAULT));
new Label(radiusGroup, SWT.NONE).setText("B-L");
final Text textBottomLeft = new Text(radiusGroup, SWT.SINGLE | SWT.BORDER);
textBottomLeft.setLayoutData(new GridData(20, SWT.DEFAULT));
new Label(radiusGroup, SWT.NONE).setText("B-R");
final Text textBottomRight = new Text(radiusGroup, SWT.SINGLE | SWT.BORDER);
textBottomRight.setLayoutData(new GridData(20, SWT.DEFAULT));
Button button = new Button(group, SWT.PUSH);
button.setText("Set");
button.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent e) {
int width = parseInt(textWidth.getText());
Color color = buttonColor.getBackground();
int topLeft = parseInt(textTopLeft.getText());
int topRight = parseInt(textTopRight.getText());
int bottomRight = parseInt(textBottomRight.getText());
int bottomLeft = parseInt(textBottomLeft.getText());
updateRoundedBorder(width, color, topLeft, topRight, bottomRight, bottomLeft);
}
});
}
void createControlTransfer(Composite parent) {
Label l = new Label(parent, SWT.NONE);
l.setText("Text:");
Button b = new Button(parent, SWT.PUSH);
b.setText("Cut");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
text.cut();
}
});
b = new Button(parent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
text.copy();
}
});
b = new Button(parent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
text.paste();
}
});
text = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
text.setLayoutData(data);
l = new Label(parent, SWT.NONE);
l.setText("Combo:");
b = new Button(parent, SWT.PUSH);
b.setText("Cut");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
combo.cut();
}
});
b = new Button(parent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
combo.copy();
}
});
b = new Button(parent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
combo.paste();
}
});
combo = new Combo(parent, SWT.NONE);
combo.setItems(new String[] {"Item 1", "Item 2", "Item 3", "A longer Item"});
l = new Label(parent, SWT.NONE);
l.setText("StyledText:");
l = new Label(parent, SWT.NONE);
l.setVisible(false);
b = new Button(parent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
styledText.copy();
}
});
b = new Button(parent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
styledText.paste();
}
});
styledText = new StyledText(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
styledText.setLayoutData(data);
}
void createFileTransfer(Composite copyParent, Composite pasteParent) {
// File Transfer
Label l = new Label(copyParent, SWT.NONE);
l.setText("FileTransfer:"); // $NON-NLS-1$
Composite c = new Composite(copyParent, SWT.NONE);
c.setLayout(new GridLayout(2, false));
GridData data = new GridData(GridData.FILL_HORIZONTAL);
c.setLayoutData(data);
copyFileTable = new Table(c, SWT.MULTI | SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
data.horizontalSpan = 2;
copyFileTable.setLayoutData(data);
Button b = new Button(c, SWT.PUSH);
b.setText("Select file(s)");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
FileDialog dialog = new FileDialog(shell, SWT.OPEN | SWT.MULTI);
String result = dialog.open();
if (result != null && result.length() > 0) {
// copyFileTable.removeAll();
String separator = System.getProperty("file.separator");
String path = dialog.getFilterPath();
String[] names = dialog.getFileNames();
for (int i = 0; i < names.length; i++) {
TableItem item = new TableItem(copyFileTable, SWT.NONE);
item.setText(path + separator + names[i]);
}
}
}
});
b = new Button(c, SWT.PUSH);
b.setText("Select directory");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
DirectoryDialog dialog = new DirectoryDialog(shell, SWT.OPEN);
String result = dialog.open();
if (result != null && result.length() > 0) {
// copyFileTable.removeAll();
TableItem item = new TableItem(copyFileTable, SWT.NONE);
item.setText(result);
}
}
});
b = new Button(copyParent, SWT.PUSH);
b.setText("Copy");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
TableItem[] items = copyFileTable.getItems();
if (items.length > 0) {
status.setText("");
String[] data = new String[items.length];
for (int i = 0; i < data.length; i++) {
data[i] = items[i].getText();
}
clipboard.setContents(
new Object[] {data}, new Transfer[] {FileTransfer.getInstance()});
} else {
status.setText("nothing to copy");
}
}
});
l = new Label(pasteParent, SWT.NONE);
l.setText("FileTransfer:"); // $NON-NLS-1$
pasteFileTable = new Table(pasteParent, SWT.MULTI | SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = data.widthHint = SIZE;
pasteFileTable.setLayoutData(data);
b = new Button(pasteParent, SWT.PUSH);
b.setText("Paste");
b.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String[] data = (String[]) clipboard.getContents(FileTransfer.getInstance());
if (data != null && data.length > 0) {
status.setText("");
pasteFileTable.removeAll();
for (int i = 0; i < data.length; i++) {
TableItem item = new TableItem(pasteFileTable, SWT.NONE);
item.setText(data[i]);
}
} else {
status.setText("nothing to paste");
}
}
});
}
protected Button createPropertyButton(final String text, final int style) {
Button button = new Button(styleComp, style);
button.setText(text);
return button;
}