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import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.custom.TreeEditor;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.swt.widgets.TreeItem;
public class TableTreeTest {
// Rajout Laurent
static Point lastMouseDown;
public TableTreeTest() {
final Display display = new Display();
final Shell shell = new Shell(display);
shell.setText("Elements");
shell.setLayout(new FillLayout());
final Tree myTree = new Tree(shell, SWT.FULL_SELECTION);
final TreeItem iItem = new TreeItem(myTree, SWT.NONE);
TreeColumn column = new TreeColumn(myTree, SWT.NONE);
column.setText("Property");
column.setResizable(true);
column.setMoveable(false);
column.setWidth(100);
column = new TreeColumn(myTree, SWT.NONE);
column.setText("Attributes");
column.setResizable(true);
column.setWidth(100);
column = new TreeColumn(myTree, SWT.NONE);
column.setText("Value");
column.setResizable(true);
column.setWidth(100);
iItem.setText("Prompt");
for (int j = 1; j < 2; j++) {
TreeItem jItem = new TreeItem(iItem, SWT.NONE);
jItem.setText(1, "bargein");
jItem.setText(2, "True");
/***/
}
for (int j = 1; j < 2; j++) {
TreeItem jItem2 = new TreeItem(iItem, SWT.NONE);
jItem2.setText(1, "Timeout");
jItem2.setText(2, "Saisissez le temps");
/***/
}
for (int j = 1; j < 2; j++) {
TreeItem jItem3 = new TreeItem(iItem, SWT.NONE);
jItem3.setText(1, "cond");
jItem3.setText(2, "Définir la condition");
/***/
}
for (int j = 1; j < 2; j++) {
TreeItem jItem4 = new TreeItem(iItem, SWT.NONE);
jItem4.setText(1, "bargeintype");
jItem4.setText(2, "sppech ou hotword");
/***/
}
for (int j = 1; j < 2; j++) {
final TreeItem jItem5 = new TreeItem(iItem, SWT.NONE);
jItem5.setText(1, "count");
jItem5.setText(2, "False");
/***/
}
myTree.setHeaderVisible(true);
myTree.setLinesVisible(true);
myTree.getItem(0).setExpanded(true);
// Rajout Laurent
final TreeEditor editor = new TreeEditor(myTree);
myTree.addListener(SWT.MouseDown, new Listener() {
public void handleEvent(Event event) {
lastMouseDown = new Point(event.x, event.y);
}
});
myTree.addListener(SWT.KeyDown, new Listener() {
public void handleEvent(Event event) {
lastMouseDown = null;
}
});
myTree.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
if (lastMouseDown == null)
return; // Selection faite au clavier
TreeItem item = myTree.getItem(lastMouseDown);
for (int i = 0; i < myTree.getColumnCount(); i++) {
Rectangle rect = item.getBounds(i);
if (rect.contains(lastMouseDown)) {
if (i == 1) {
buildText(editor, item, i);
}
if (i == 2) {
// Attention, on est sur la troisième colonne, on affiche :
// une combo pour bargein
// une combo différente pour bargeintype
// Pour les autres on affiche du texte
if (item.getText(1).equalsIgnoreCase("bargein")) {
buildCombo(editor, item, i, new String[] {"True","False"});
} else if (item.getText(1).equalsIgnoreCase("bargeintype")) {
buildCombo(editor, item, i, new String[] {"Speech","Hotword"});
} else {
buildText(editor, item, i);
}
}
}
}
lastMouseDown = null;
}
});
shell.setSize(350, 350);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
/**
* @param editor
* @param item
* @param i
*/
protected void buildCombo(final TreeEditor editor, final TreeItem item, final int i, final String[] values) {
boolean showBorder = true;
final Composite composite = new Composite(item.getParent(), SWT.NONE);
if (showBorder)
composite.setBackground(item.getDisplay().getSystemColor(SWT.COLOR_BLACK));
final CCombo combo = new CCombo(composite, SWT.READ_ONLY);
for (String current : values) {
combo.add(current);
}
combo.pack();
editor.horizontalAlignment = SWT.LEFT;
editor.minimumWidth = combo.getSize().x;
editor.minimumHeight = combo.getSize().y;
editor.layout();
final int inset = showBorder ? 1 : 0;
composite.addListener(SWT.Resize, new Listener() {
public void handleEvent(Event e) {
Rectangle rect = composite.getClientArea();
combo.setBounds(rect.x + inset, rect.y + inset, rect.width - inset * 2, rect.height - inset * 2);
}
});
Listener listener = new Listener() {
public void handleEvent(final Event e) {
switch (e.type) {
case SWT.FocusOut:
item.setText(i, combo.getText());
composite.dispose();
break;
case SWT.Traverse:
switch (e.detail) {
case SWT.TRAVERSE_RETURN:
item.setText(i, combo.getText());
// FALL THROUGH
case SWT.TRAVERSE_ESCAPE:
composite.dispose();
e.doit = false;
}
break;
}
}
};
combo.addListener(SWT.FocusOut, listener);
combo.addListener(SWT.Traverse, listener);
editor.setEditor(composite, item, i);
combo.setText(item.getText(i));
combo.setFocus();
}
/**
* @param editor
* @param item
* @param i
*/
protected void buildText(final TreeEditor editor, final TreeItem item, final int i) {
boolean showBorder = true;
final Composite composite = new Composite(item.getParent(), SWT.NONE);
if (showBorder)
composite.setBackground(item.getDisplay().getSystemColor(SWT.COLOR_BLACK));
final Text text = new Text(composite, SWT.NONE);
final int inset = showBorder ? 1 : 0;
composite.addListener(SWT.Resize, new Listener() {
public void handleEvent(Event e) {
Rectangle rect = composite.getClientArea();
text.setBounds(rect.x + inset, rect.y + inset, rect.width - inset * 2, rect.height - inset * 2);
}
});
Listener textListener = new Listener() {
public void handleEvent(final Event e) {
switch (e.type) {
case SWT.FocusOut:
item.setText(i, text.getText());
composite.dispose();
break;
case SWT.Verify:
String newText = text.getText();
String leftText = newText.substring(0, e.start);
String rightText = newText.substring(e.end, newText.length());
GC gc = new GC(text);
Point size = gc.textExtent(leftText + e.text + rightText);
gc.dispose();
size = text.computeSize(size.x, SWT.DEFAULT);
editor.horizontalAlignment = SWT.LEFT;
Rectangle itemRect = item.getBounds(),
rect = item.getParent().getClientArea();
editor.minimumWidth = Math.max(size.x, itemRect.width) + inset * 2;
int left = itemRect.x,
right = rect.x + rect.width;
editor.minimumWidth = Math.min(editor.minimumWidth, right - left);
editor.minimumHeight = size.y + inset * 2;
editor.layout();
break;
case SWT.Traverse:
switch (e.detail) {
case SWT.TRAVERSE_RETURN:
item.setText(i, text.getText());
// FALL THROUGH
case SWT.TRAVERSE_ESCAPE:
composite.dispose();
e.doit = false;
}
break;
}
}
};
text.addListener(SWT.FocusOut, textListener);
text.addListener(SWT.Traverse, textListener);
text.addListener(SWT.Verify, textListener);
editor.setEditor(composite, item, i);
text.setText(item.getText(i));
text.selectAll();
text.setFocus();
}
public static void main(String[] argv) {
new TableTreeTest();
}
} |
Introduire des combo dans les Tree table?
Répondre avec citation
Merci bcp 
Envoyé par meddle
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