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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/ViewForm.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/ViewForm.java | 476 |
1 files changed, 0 insertions, 476 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/ViewForm.java b/bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/ViewForm.java deleted file mode 100755 index 55c1915ff3..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT Custom Widgets/common/org/eclipse/swt/custom/ViewForm.java +++ /dev/null @@ -1,476 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2009 IBM Corporation and others. - * 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 - *******************************************************************************/ -package org.eclipse.swt.custom; - - -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.widgets.*; -import org.eclipse.swt.*; - -/** - * Instances of this class implement a Composite that positions and sizes - * children and allows programmatic control of layout and border parameters. - * ViewForm is used in the workbench to lay out a view's label/menu/toolbar - * local bar. - * <p> - * Note that although this class is a subclass of <code>Composite</code>, - * it does not make sense to set a layout on it. - * </p><p> - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>BORDER, FLAT</dd> - * <dt><b>Events:</b></dt> - * <dd>(None)</dd> - * </dl> - * <p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - * - * @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 ViewForm extends Composite { - - /** - * marginWidth specifies the number of pixels of horizontal margin - * that will be placed along the left and right edges of the form. - * - * The default value is 0. - */ - public int marginWidth = 0; - /** - * marginHeight specifies the number of pixels of vertical margin - * that will be placed along the top and bottom edges of the form. - * - * The default value is 0. - */ - public int marginHeight = 0; - /** - * horizontalSpacing specifies the number of pixels between the right - * edge of one cell and the left edge of its neighbouring cell to - * the right. - * - * The default value is 1. - */ - public int horizontalSpacing = 1; - /** - * verticalSpacing specifies the number of pixels between the bottom - * edge of one cell and the top edge of its neighbouring cell underneath. - * - * The default value is 1. - */ - public int verticalSpacing = 1; - - /** - * Color of innermost line of drop shadow border. - * - * NOTE This field is badly named and can not be fixed for backwards compatibility. - * It should be capitalized. - * - * @deprecated - */ - public static RGB borderInsideRGB = new RGB (132, 130, 132); - /** - * Color of middle line of drop shadow border. - * - * NOTE This field is badly named and can not be fixed for backwards compatibility. - * It should be capitalized. - * - * @deprecated - */ - public static RGB borderMiddleRGB = new RGB (143, 141, 138); - /** - * Color of outermost line of drop shadow border. - * - * NOTE This field is badly named and can not be fixed for backwards compatibility. - * It should be capitalized. - * - * @deprecated - */ - public static RGB borderOutsideRGB = new RGB (171, 168, 165); - - // SWT widgets - Control topLeft; - Control topCenter; - Control topRight; - Control content; - - // Configuration and state info - boolean separateTopCenter = false; - boolean showBorder = false; - - int separator = -1; - int borderTop = 0; - int borderBottom = 0; - int borderLeft = 0; - int borderRight = 0; - int highlight = 0; - Point oldSize; - - Color selectionBackground; - Listener listener; - - static final int OFFSCREEN = -200; - static final int BORDER1_COLOR = SWT.COLOR_WIDGET_NORMAL_SHADOW; - static final int SELECTION_BACKGROUND = SWT.COLOR_LIST_BACKGROUND; -/** - * 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 widget which will be the parent of the new instance (cannot be null) - * @param style the style of widget 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> - * </ul> - * - * @see SWT#BORDER - * @see SWT#FLAT - * @see #getStyle() - */ -public ViewForm(Composite parent, int style) { - super(parent, checkStyle(style)); - super.setLayout(new ViewFormLayout()); - - setBorderVisible((style & SWT.BORDER) != 0); - - listener = new Listener() { - public void handleEvent(Event e) { - switch (e.type) { - case SWT.Dispose: onDispose(e); break; - case SWT.Paint: onPaint(e.gc); break; - case SWT.Resize: onResize(); break; - } - } - }; - - int[] events = new int[] {SWT.Dispose, SWT.Paint, SWT.Resize}; - - for (int i = 0; i < events.length; i++) { - addListener(events[i], listener); - } -} - -static int checkStyle (int style) { - int mask = SWT.FLAT | SWT.LEFT_TO_RIGHT | SWT.RIGHT_TO_LEFT; - return style & mask | SWT.NO_REDRAW_RESIZE; -} - -//protected void checkSubclass () { -// String name = getClass().getName (); -// String validName = ViewForm.class.getName(); -// if (!validName.equals(name)) { -// SWT.error (SWT.ERROR_INVALID_SUBCLASS); -// } -//} - -public Rectangle computeTrim (int x, int y, int width, int height) { - checkWidget (); - int trimX = x - borderLeft - highlight; - int trimY = y - borderTop - highlight; - int trimWidth = width + borderLeft + borderRight + 2*highlight; - int trimHeight = height + borderTop + borderBottom + 2*highlight; - return new Rectangle(trimX, trimY, trimWidth, trimHeight); -} -public Rectangle getClientArea() { - checkWidget(); - Rectangle clientArea = super.getClientArea(); - clientArea.x += borderLeft; - clientArea.y += borderTop; - clientArea.width -= borderLeft + borderRight; - clientArea.height -= borderTop + borderBottom; - return clientArea; -} -/** -* Returns the content area. -* -* @return the control in the content area of the pane or null -*/ -public Control getContent() { - //checkWidget(); - return content; -} -/** -* Returns Control that appears in the top center of the pane. -* Typically this is a toolbar. -* -* @return the control in the top center of the pane or null -*/ -public Control getTopCenter() { - //checkWidget(); - return topCenter; -} -/** -* Returns the Control that appears in the top left corner of the pane. -* Typically this is a label such as CLabel. -* -* @return the control in the top left corner of the pane or null -*/ -public Control getTopLeft() { - //checkWidget(); - return topLeft; -} -/** -* Returns the control in the top right corner of the pane. -* Typically this is a Close button or a composite with a Menu and Close button. -* -* @return the control in the top right corner of the pane or null -*/ -public Control getTopRight() { - //checkWidget(); - return topRight; -} -void onDispose(Event event) { - removeListener(SWT.Dispose, listener); - notifyListeners(SWT.Dispose, event); - event.type = SWT.None; - - topLeft = null; - topCenter = null; - topRight = null; - content = null; - oldSize = null; - selectionBackground = null; -} -void onPaint(GC gc) { - Color gcForeground = gc.getForeground(); - Point size = getSize(); - Color border = getDisplay().getSystemColor(BORDER1_COLOR); - if (showBorder) { - gc.setForeground(border); - gc.drawRectangle(0, 0, size.x - 1, size.y - 1); - if (highlight > 0) { - int x1 = 1; - int y1 = 1; - int x2 = size.x - 1; - int y2 = size.y - 1; - int[] shape = new int[] {x1,y1, x2,y1, x2,y2, x1,y2, x1,y1+highlight, - x1+highlight,y1+highlight, x1+highlight,y2-highlight, - x2-highlight,y2-highlight, x2-highlight,y1+highlight, x1,y1+highlight}; - Color highlightColor = getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION); - gc.setBackground(highlightColor); - gc.fillPolygon(shape); - } - } - if (separator > -1) { - gc.setForeground(border); - gc.drawLine(borderLeft + highlight, separator, size.x - borderLeft - borderRight - highlight, separator); - } - gc.setForeground(gcForeground); -} -void onResize() { - Point size = getSize(); - if (oldSize == null || oldSize.x == 0 || oldSize.y == 0) { - redraw(); - } else { - int width = 0; - if (oldSize.x < size.x) { - width = size.x - oldSize.x + borderRight + highlight; - } else if (oldSize.x > size.x) { - width = borderRight + highlight; - } - redraw(size.x - width, 0, width, size.y, false); - - int height = 0; - if (oldSize.y < size.y) { - height = size.y - oldSize.y + borderBottom + highlight; - } - if (oldSize.y > size.y) { - height = borderBottom + highlight; - } - redraw(0, size.y - height, size.x, height, false); - } - oldSize = size; -} -/** -* Sets the content. -* Setting the content to null will remove it from -* the pane - however, the creator of the content must dispose of the content. -* -* @param content the control to be displayed in the content area or null -* -* @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> -* <li>ERROR_INVALID_ARGUMENT - if the control is not a child of this ViewForm</li> -* </ul> -*/ -public void setContent(Control content) { - checkWidget(); - if (content != null && content.getParent() != this) { - SWT.error(SWT.ERROR_INVALID_ARGUMENT); - } - if (this.content != null && !this.content.isDisposed()) { - this.content.setBounds(OFFSCREEN, OFFSCREEN, 0, 0); - } - this.content = content; - layout(false); -} -/** - * Sets the layout which is associated with the receiver to be - * the argument which may be null. - * <p> - * Note: No Layout can be set on this Control because it already - * manages the size and position of its children. - * </p> - * - * @param layout the receiver's new layout or null - * - * @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 setLayout (Layout layout) { - checkWidget(); - return; -} -void setSelectionBackground (Color color) { - checkWidget(); - if (selectionBackground == color) return; - if (color == null) color = getDisplay().getSystemColor(SELECTION_BACKGROUND); - selectionBackground = color; - redraw(); -} -/** -* Set the control that appears in the top center of the pane. -* Typically this is a toolbar. -* The topCenter is optional. Setting the topCenter to null will remove it from -* the pane - however, the creator of the topCenter must dispose of the topCenter. -* -* @param topCenter the control to be displayed in the top center or null -* -* @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> -* <li>ERROR_INVALID_ARGUMENT - if the control is not a child of this ViewForm</li> -* </ul> -*/ -public void setTopCenter(Control topCenter) { - checkWidget(); - if (topCenter != null && topCenter.getParent() != this) { - SWT.error(SWT.ERROR_INVALID_ARGUMENT); - } - if (this.topCenter != null && !this.topCenter.isDisposed()) { - Point size = this.topCenter.getSize(); - this.topCenter.setLocation(OFFSCREEN - size.x, OFFSCREEN - size.y); - } - this.topCenter = topCenter; - layout(false); -} -/** -* Set the control that appears in the top left corner of the pane. -* Typically this is a label such as CLabel. -* The topLeft is optional. Setting the top left control to null will remove it from -* the pane - however, the creator of the control must dispose of the control. -* -* @param c the control to be displayed in the top left corner or null -* -* @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> -* <li>ERROR_INVALID_ARGUMENT - if the control is not a child of this ViewForm</li> -* </ul> -*/ -public void setTopLeft(Control c) { - checkWidget(); - if (c != null && c.getParent() != this) { - SWT.error(SWT.ERROR_INVALID_ARGUMENT); - } - if (this.topLeft != null && !this.topLeft.isDisposed()) { - Point size = this.topLeft.getSize(); - this.topLeft.setLocation(OFFSCREEN - size.x, OFFSCREEN - size.y); - } - this.topLeft = c; - layout(false); -} -/** -* Set the control that appears in the top right corner of the pane. -* Typically this is a Close button or a composite with a Menu and Close button. -* The topRight is optional. Setting the top right control to null will remove it from -* the pane - however, the creator of the control must dispose of the control. -* -* @param c the control to be displayed in the top right corner or null -* -* @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> -* <li>ERROR_INVALID_ARGUMENT - if the control is not a child of this ViewForm</li> -* </ul> -*/ -public void setTopRight(Control c) { - checkWidget(); - if (c != null && c.getParent() != this) { - SWT.error(SWT.ERROR_INVALID_ARGUMENT); - } - if (this.topRight != null && !this.topRight.isDisposed()) { - Point size = this.topRight.getSize(); - this.topRight.setLocation(OFFSCREEN - size.x, OFFSCREEN - size.y); - } - this.topRight = c; - layout(false); -} -/** -* Specify whether the border should be displayed or not. -* -* @param show true if the border should be displayed -* -* @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 setBorderVisible(boolean show) { - checkWidget(); - if (showBorder == show) return; - - showBorder = show; - if (showBorder) { - borderLeft = borderTop = borderRight = borderBottom = 1; - if ((getStyle() & SWT.FLAT)== 0) highlight = 2; - } else { - borderBottom = borderTop = borderLeft = borderRight = 0; - highlight = 0; - } - layout(false); - redraw(); -} -/** -* If true, the topCenter will always appear on a separate line by itself, otherwise the -* topCenter will appear in the top row if there is room and will be moved to the second row if -* required. -* -* @param show true if the topCenter will always appear on a separate line by itself -* -* @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 setTopCenterSeparate(boolean show) { - checkWidget(); - separateTopCenter = show; - layout(false); -} -} |