diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Sash.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Sash.java | 387 |
1 files changed, 0 insertions, 387 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Sash.java b/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Sash.java deleted file mode 100644 index 399d863b45..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Sash.java +++ /dev/null @@ -1,387 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2008 IBM Corporation and others. - * Portion Copyright (c) 2009-2010 compeople AG (http://www.compeople.de). - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - * Compeople AG - QtJambi/Qt based implementation for Windows/Mac OS X/Linux - *******************************************************************************/ -package org.eclipse.swt.widgets; - -import com.trolltech.qt.core.QObject; -import com.trolltech.qt.core.QPoint; -import com.trolltech.qt.core.QRect; -import com.trolltech.qt.core.Qt.CursorShape; -import com.trolltech.qt.core.Qt.MouseButton; -import com.trolltech.qt.gui.QCursor; -import com.trolltech.qt.gui.QFrame; -import com.trolltech.qt.gui.QMouseEvent; -import com.trolltech.qt.gui.QWidget; -import com.trolltech.qt.gui.QFrame.Shadow; -import com.trolltech.qt.gui.QFrame.Shape; - -import org.eclipse.swt.SWT; -import org.eclipse.swt.SWTException; -import org.eclipse.swt.events.SelectionEvent; -import org.eclipse.swt.events.SelectionListener; -import org.eclipse.swt.graphics.Point; - -/** - * Instances of the receiver represent a selectable user interface object that - * allows the user to drag a rubber banded outline of the sash within the parent - * control.sw - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>HORIZONTAL, VERTICAL, SMOOTH</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection</dd> - * </dl> - * <p> - * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified. - * </p> - * <p> - * IMPORTANT: This class is intended to be subclassed <em>only</em> within the - * SWT implementation. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#sash">Sash snippets</a> - * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: - * ControlExample</a> - * @see <a href="http://www.eclipse.org/swt/">Sample code and further - * information</a> - * @noextend This class is not intended to be subclassed by clients. - */ -public class Sash extends Control { - private boolean dragging; - private int startX, startY, lastX, lastY; - - /** - * Constructs a new instance of this class given its parent and a style - * value describing its behavior and appearance. - * <p> - * The style value is either one of the style constants defined in class - * <code>SWT</code> which is applicable to instances of this class, or must - * be built by <em>bitwise OR</em>'ing together (that is, using the - * <code>int</code> "|" operator) two or more of those <code>SWT</code> - * style constants. The class description lists the style constants that are - * applicable to the class. Style bits are also inherited from superclasses. - * </p> - * - * @param parent - * a composite control which will be the parent of the new - * instance (cannot be null) - * @param style - * the style of control to construct - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the parent</li> - * <li>ERROR_INVALID_SUBCLASS - if this class is not an - * allowed subclass</li> - * </ul> - * - * @see SWT#HORIZONTAL - * @see SWT#VERTICAL - * @see Widget#checkSubclass - * @see Widget#getStyle - */ - public Sash(Composite parent, int style) { - super(parent, checkStyle(style)); - } - - @Override - protected QWidget createQWidget(int style) { - state |= THEME_BACKGROUND; - return new QFrame(); - } - - protected QFrame getQFrame() { - return (QFrame) getQWidget(); - } - - @Override - protected void checkAndUpdateBorder() { - if ((style & SWT.BORDER) != 0) { - getQFrame().setFrameShape(Shape.Panel); - getQFrame().setFrameShadow(Shadow.Sunken); - } else { - getQFrame().setFrameShape(Shape.NoFrame); - } - } - - /** - * Adds the listener to the collection of listeners who will be notified - * when the control is selected by the user, by sending it one of the - * messages defined in the <code>SelectionListener</code> interface. - * <p> - * When <code>widgetSelected</code> is called, the x, y, width, and height - * fields of the event object are valid. If the receiver is being dragged, - * the event object detail field contains the value <code>SWT.DRAG</code>. - * <code>widgetDefaultSelected</code> is not called. - * </p> - * - * @param listener - * the listener which should be notified when the control is - * selected by the user - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #removeSelectionListener - * @see SelectionEvent - */ - public void addSelectionListener(SelectionListener listener) { - checkWidget(); - if (listener == null) { - error(SWT.ERROR_NULL_ARGUMENT); - } - TypedListener typedListener = new TypedListener(listener); - addListener(SWT.Selection, typedListener); - addListener(SWT.DefaultSelection, typedListener); - } - - static int checkStyle(int style) { - return checkBits(style, SWT.HORIZONTAL, SWT.VERTICAL, 0, 0, 0, 0); - } - - @Override - public Point computeSize(int wHint, int hHint, boolean changed) { - checkWidget(); - int border = getBorderWidth(); - int width = border * 2, height = border * 2; - if ((style & SWT.HORIZONTAL) != 0) { - width += DEFAULT_WIDTH; - height += 3; - } else { - width += 3; - height += DEFAULT_HEIGHT; - } - if (wHint != SWT.DEFAULT) { - width = wHint + border * 2; - } - if (hHint != SWT.DEFAULT) { - height = hHint + border * 2; - } - return new Point(width, height); - } - - /** - * Removes the listener from the collection of listeners who will be - * notified when the control is selected by the user. - * - * @param listener - * the listener which should no longer be notified - * - * @exception IllegalArgumentException - * <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException - * <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been - * disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the - * thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #addSelectionListener - */ - public void removeSelectionListener(SelectionListener listener) { - checkWidget(); - if (listener == null) { - error(SWT.ERROR_NULL_ARGUMENT); - } - if (eventTable == null) { - return; - } - eventTable.unhook(SWT.Selection, listener); - eventTable.unhook(SWT.DefaultSelection, listener); - } - - @Override - public boolean qtMouseMoveEvent(QObject source, QMouseEvent mouseEvent) { - if (source == getQWidget()) { - return handleMouseMove(mouseEvent); - } - return super.qtMouseMoveEvent(source, mouseEvent); - } - - @Override - public boolean qtMouseButtonPressEvent(QObject source, QMouseEvent mouseEvent) { - if (super.qtMouseButtonPressEvent(source, mouseEvent)) { - return true; // cancel; - } - return handleMousePress(mouseEvent); - } - - @Override - public boolean qtMouseButtonReleaseEvent(QObject source, QMouseEvent mouseEvent) { - if (super.qtMouseButtonReleaseEvent(source, mouseEvent)) { - return true; // cancel - } - return handleMouseRelease(mouseEvent); - } - - private boolean handleMousePress(QMouseEvent mouseEvent) { - if (!isLeftMouseButton(mouseEvent)) { - return false; - } - QPoint pt = mouseEvent.globalPos(); - QRect rect = getQWidget().frameGeometry(); - startX = pt.x() - rect.left(); - startY = pt.y() - rect.top(); - lastX = rect.left(); - lastY = rect.top(); - int width = rect.width(); - int height = rect.height(); - - Event event = new Event(); - event.x = lastX; - event.y = lastY; - event.width = width; - event.height = height; - if ((style & SWT.SMOOTH) == 0) { - event.detail = SWT.DRAG; - } - sendEvent(SWT.Selection, event); - if (isDisposed()) { - return true; - } - - /* Draw the banding rectangle */ - if (event.doit) { - dragging = true; - lastX = event.x; - lastY = event.y; - menuShell().bringToTop(); - if (isDisposed()) { - return true; - } - if ((style & SWT.SMOOTH) != 0) { - setBounds(event.x, event.y, width, height, true, true); - // widget could be disposed at this point - } - } - return false; - } - - private boolean isLeftMouseButton(QMouseEvent mouseEvent) { - return MouseButton.LeftButton.equals(mouseEvent.button()) || mouseEvent.buttons().isSet(MouseButton.LeftButton); - } - - private boolean handleMouseRelease(QMouseEvent mouseEvent) { - if (!(dragging && isLeftMouseButton(mouseEvent))) { - return false; - } - - dragging = false; - QRect rect = getQWidget().frameGeometry(); - int width = rect.width(); - int height = rect.height(); - - Event event = new Event(); - event.x = lastX; - event.y = lastY; - event.width = width; - event.height = height; - sendEvent(SWT.Selection, event); - if (isDisposed()) { - return true; - } - if (event.doit) { - if ((style & SWT.SMOOTH) != 0) { - setBounds(event.x, event.y, width, height, true, true); - // widget could be disposed at this point - } - } - return false; - } - - private boolean handleMouseMove(QMouseEvent mouseEvent) { - if (!(dragging && isLeftMouseButton(mouseEvent))) { - return false; - } - - QPoint pt = mouseEvent.globalPos(); - QRect rect = getQWidget().frameGeometry(); - int width = rect.width(); - int height = rect.height(); - QRect clientRect = getQWidget().parentWidget().frameGeometry(); - - int newX = lastX, newY = lastY; - if ((style & SWT.VERTICAL) != 0) { - int clientWidth = clientRect.width(); - newX = Math.min(Math.max(0, pt.x() - startX), clientWidth - width); - } else { - int clientHeight = clientRect.height(); - newY = Math.min(Math.max(0, pt.y() - startY), clientHeight - height); - } - if (newX == lastX && newY == lastY) { - return false; - } - - /* The event must be sent because doit flag is used */ - Event event = new Event(); - event.x = newX; - event.y = newY; - event.width = width; - event.height = height; - if ((style & SWT.SMOOTH) == 0) { - event.detail = SWT.DRAG; - } - sendEvent(SWT.Selection, event); - if (isDisposed()) { - return true; - } - - if (event.doit) { - lastX = event.x; - lastY = event.y; - } - if ((style & SWT.SMOOTH) != 0) { - setBounds(lastX, lastY, width, height, true, true); - // widget could be disposed at this point - } - return false; - } - - @Override - public boolean qtMouseEnterEvent(Object source) { - if (source == getQWidget()) { - if ((style & SWT.HORIZONTAL) != 0) { - getQWidget().setCursor(new QCursor(CursorShape.SizeVerCursor)); - } else { - getQWidget().setCursor(new QCursor(CursorShape.SizeHorCursor)); - } - } - return super.qtMouseEnterEvent(source); - } - - @Override - public boolean qtMouseLeaveEvent(Object source) { - if (source == getQWidget()) { - getQWidget().setCursor(new QCursor(CursorShape.ArrowCursor)); - } - return super.qtMouseLeaveEvent(source); - } -} |