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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Scale.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Scale.java | 494 |
1 files changed, 0 insertions, 494 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Scale.java b/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Scale.java deleted file mode 100644 index b7ee6cb7c0..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/qt/org/eclipse/swt/widgets/Scale.java +++ /dev/null @@ -1,494 +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.Qt.Orientation; -import com.trolltech.qt.gui.QAbstractSlider; -import com.trolltech.qt.gui.QSlider; -import com.trolltech.qt.gui.QWidget; -import com.trolltech.qt.gui.QSlider.TickPosition; - -import org.eclipse.swt.SWT; -import org.eclipse.swt.SWTException; -import org.eclipse.swt.events.SelectionListener; -import org.eclipse.swt.graphics.Point; - -/** - * Instances of the receiver represent a selectable user interface object that - * present a range of continuous numeric values. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>HORIZONTAL, VERTICAL</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> - * <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/#scale">Scale 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 Scale extends Control { - - /** - * 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 Scale(Composite parent, int style) { - super(parent, checkStyle(style)); - } - - @Override - protected QWidget createQWidget(int style) { - final Orientation orientation = (style & SWT.HORIZONTAL) != 0 ? Orientation.Horizontal : Orientation.Vertical; - return new QSlider(orientation); - } - - @Override - protected void setupQWidget() { - super.setupQWidget(); - setMinimum(0); - setMaximum(100); - setIncrement(1); - setPageIncrement(10); - getQSlider().setTickPosition(TickPosition.TicksBothSides); - } - - QSlider getQSlider() { - return (QSlider) getQWidget(); - } - - @Override - protected void connectSignals() { - getQSlider().actionTriggered.connect(this, "actionTriggered(int)"); //$NON-NLS-1$ - getQSlider().rangeChanged.connect(this, "rangeChanged(int,int)"); //$NON-NLS-1$ - getQSlider().sliderMoved.connect(this, "sliderMoved(int)"); //$NON-NLS-1$ - getQSlider().sliderPressed.connect(this, "sliderPressed()"); //$NON-NLS-1$ - getQSlider().sliderReleased.connect(this, "sliderReleased()"); //$NON-NLS-1$ - getQSlider().valueChanged.connect(this, "valueChanged(int)"); //$NON-NLS-1$ - } - - protected void actionTriggered(int action) { - System.out.println("actionTriggered :" + action + " " + getQSlider().value()); //$NON-NLS-1$//$NON-NLS-2$ - Event event = new Event(); - if (action == QAbstractSlider.SliderAction.SliderToMinimum.value()) { - event.detail = SWT.HOME; - } else if (action == QAbstractSlider.SliderAction.SliderToMaximum.value()) { - event.detail = SWT.END; - } else if (action == QAbstractSlider.SliderAction.SliderSingleStepAdd.value()) { - event.detail = SWT.ARROW_DOWN; - } else if (action == QAbstractSlider.SliderAction.SliderSingleStepSub.value()) { - event.detail = SWT.ARROW_UP; - } else if (action == QAbstractSlider.SliderAction.SliderPageStepAdd.value()) { - event.detail = SWT.PAGE_UP; - } else if (action == QAbstractSlider.SliderAction.SliderPageStepSub.value()) { - event.detail = SWT.PAGE_DOWN; - } else if (action == QAbstractSlider.SliderAction.SliderMove.value()) { - event.detail = SWT.DRAG; - } else { - return; - } - // see actionTrigger signal - getQSlider().setValue(getQSlider().sliderPosition()); - sendEvent(SWT.Selection, event); - } - - // TODO: implement the events - protected void rangeChanged(int min, int max) { - System.out.println("rangeChanged :" + min + ", " + max); //$NON-NLS-1$//$NON-NLS-2$ - } - - protected void sliderMoved(int pos) { - System.out.println("sliderMoved :" + pos); //$NON-NLS-1$ - } - - protected void sliderPressed() { - System.out.println("sliderPressed"); //$NON-NLS-1$ - } - - protected void sliderReleased() { - System.out.println("sliderReleased"); //$NON-NLS-1$ - Event event = new Event(); - event.detail = SWT.NONE; - sendEvent(SWT.Selection, event); - } - - protected void valueChanged(int value) { - System.out.println("valueChanged :" + value); //$NON-NLS-1$ - } - - /** - * Adds the listener to the collection of listeners who will be notified - * when the user changes the receiver's value, by sending it one of the - * messages defined in the <code>SelectionListener</code> interface. - * <p> - * <code>widgetSelected</code> is called when the user changes the - * receiver's value. <code>widgetDefaultSelected</code> is not called. - * </p> - * - * @param listener - * the listener which should 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 #removeSelectionListener - */ - 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; - int height = border * 2; - // default size: this is just the two arrows + thumb - Point defaultSize = super.computeSize(wHint, hHint, changed); - if ((style & SWT.HORIZONTAL) != 0) { - width += defaultSize.y * 6; - height += defaultSize.y; - } else { - width += defaultSize.x; - height += defaultSize.x * 6; - } - if (wHint != SWT.DEFAULT) { - width = wHint + border * 2; - } - if (hHint != SWT.DEFAULT) { - height = hHint + border * 2; - } - return new Point(width, height); - } - - // TODO What should happen here? - // int defaultForeground() { - // return display.getSystemColor(SWT.COLOR_LIST_FOREGROUND); - // } - - /** - * Returns the amount that the receiver's value will be modified by when the - * up/down (or right/left) arrows are pressed. - * - * @return the increment - * - * @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> - */ - public int getIncrement() { - checkWidget(); - return getQSlider().singleStep(); - } - - /** - * Returns the maximum value which the receiver will allow. - * - * @return the maximum - * - * @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> - */ - public int getMaximum() { - checkWidget(); - return getQSlider().maximum(); - } - - /** - * Returns the minimum value which the receiver will allow. - * - * @return the minimum - * - * @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> - */ - public int getMinimum() { - checkWidget(); - return getQSlider().minimum(); - } - - /** - * Returns the amount that the receiver's value will be modified by when the - * page increment/decrement areas are selected. - * - * @return the page increment - * - * @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> - */ - public int getPageIncrement() { - checkWidget(); - return getQSlider().pageStep(); - } - - /** - * Returns the 'selection', which is the receiver's position. - * - * @return the selection - * - * @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> - */ - public int getSelection() { - checkWidget(); - return getQSlider().value(); - } - - /** - * Removes the listener from the collection of listeners who will be - * notified when the user changes the receiver's value. - * - * @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); - } - - /** - * Sets the amount that the receiver's value will be modified by when the - * up/down (or right/left) arrows are pressed to the argument, which must be - * at least one. - * - * @param increment - * the new increment (must be greater than zero) - * - * @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> - */ - public void setIncrement(int increment) { - checkWidget(); - if (increment < 1) { - return; - } - if (increment > getMaximum() - getMinimum()) { - return; - } - getQSlider().setSingleStep(increment); - } - - /** - * Sets the maximum value that the receiver will allow. This new value will - * be ignored if it is not greater than the receiver's current minimum - * value. If the new maximum is applied then the receiver's selection value - * will be adjusted if necessary to fall within its new range. - * - * @param value - * the new maximum, which must be greater than the current - * minimum - * - * @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> - */ - public void setMaximum(int value) { - checkWidget(); - if (0 <= getMinimum() && getMinimum() < value) { - getQSlider().setMaximum(value); - } - } - - /** - * Sets the minimum value that the receiver will allow. This new value will - * be ignored if it is negative or is not less than the receiver's current - * maximum value. If the new minimum is applied then the receiver's - * selection value will be adjusted if necessary to fall within its new - * range. - * - * @param value - * the new minimum, which must be nonnegative and less than the - * current maximum - * - * @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> - */ - public void setMinimum(int value) { - checkWidget(); - if (0 <= value && value < getMaximum()) { - getQSlider().setMinimum(value); - } - } - - /** - * Sets the amount that the receiver's value will be modified by when the - * page increment/decrement areas are selected to the argument, which must - * be at least one. - * - * @param pageIncrement - * the page increment (must be greater than zero) - * - * @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> - */ - public void setPageIncrement(int pageIncrement) { - checkWidget(); - if (pageIncrement < 1) { - return; - } - if (pageIncrement > getMaximum() - getMinimum()) { - return; - } - getQSlider().setPageStep(pageIncrement); - getQSlider().setTickInterval(pageIncrement); - } - - /** - * Sets the 'selection', which is the receiver's value, to the argument - * which must be greater than or equal to zero. - * - * @param value - * the new selection (must be zero or greater) - * - * @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> - */ - public void setSelection(int value) { - checkWidget(); - getQSlider().setValue(value); - } - -} |