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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/TreeColumn.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/TreeColumn.java | 634 |
1 files changed, 0 insertions, 634 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/TreeColumn.java b/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/TreeColumn.java deleted file mode 100644 index 69fd5c4ad5..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/carbon/org/eclipse/swt/widgets/TreeColumn.java +++ /dev/null @@ -1,634 +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.widgets; - - -import org.eclipse.swt.internal.carbon.DataBrowserListViewHeaderDesc; -import org.eclipse.swt.internal.carbon.OS; - -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.events.*; - -/** - * Instances of this class represent a column in a tree widget. - * <p><dl> - * <dt><b>Styles:</b></dt> - * <dd>LEFT, RIGHT, CENTER</dd> - * <dt><b>Events:</b></dt> - * <dd> Move, Resize, Selection</dd> - * </dl> - * </p><p> - * Note: Only one of the styles LEFT, RIGHT and CENTER may be specified. - * </p><p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#tree">Tree, TreeItem, TreeColumn snippets</a> - * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> - * - * @since 3.1 - * @noextend This class is not intended to be subclassed by clients. - */ -public class TreeColumn extends Item { - Tree parent; - int id, lastWidth, lastPosition, iconRef; - boolean resizable; - String toolTipText; - -/** - * Constructs a new instance of this class given its parent - * (which must be a <code>Tree</code>) and a style value - * describing its behavior and appearance. The item is added - * to the end of the items maintained by its parent. - * <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#LEFT - * @see SWT#RIGHT - * @see SWT#CENTER - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public TreeColumn (Tree parent, int style) { - super (parent, checkStyle (style)); - resizable = true; - this.parent = parent; - parent.createItem (this, parent.getColumnCount ()); -} - -/** - * Constructs a new instance of this class given its parent - * (which must be a <code>Tree</code>), a style value - * describing its behavior and appearance, and the index - * at which to place it in the items maintained by its parent. - * <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> - * <p> - * Note that due to a restriction on some platforms, the first column - * is always left aligned. - * </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 - * @param index the zero-relative index to store the receiver in its parent - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</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#LEFT - * @see SWT#RIGHT - * @see SWT#CENTER - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public TreeColumn (Tree parent, int style, int index) { - super (parent, checkStyle (style)); - resizable = true; - this.parent = parent; - parent.createItem (this, index); -} - -/** - * Adds the listener to the collection of listeners who will - * be notified when the control is moved or resized, by sending - * it one of the messages defined in the <code>ControlListener</code> - * interface. - * - * @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 ControlListener - * @see #removeControlListener - */ -public void addControlListener(ControlListener listener) { - checkWidget (); - if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); - TypedListener typedListener = new TypedListener (listener); - addListener (SWT.Resize,typedListener); - addListener (SWT.Move,typedListener); -} - -/** - * 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> - * <code>widgetSelected</code> is called when the column header is selected. - * <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.LEFT, SWT.CENTER, SWT.RIGHT, 0, 0, 0); -} - -protected void checkSubclass () { - if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); -} - -void destroyWidget () { - parent.destroyItem (this); - releaseHandle (); -} - -/** - * Returns a value which describes the position of the - * text or image in the receiver. The value will be one of - * <code>LEFT</code>, <code>RIGHT</code> or <code>CENTER</code>. - * - * @return the alignment - * - * @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 getAlignment () { - checkWidget (); - if ((style & SWT.LEFT) != 0) return SWT.LEFT; - if ((style & SWT.CENTER) != 0) return SWT.CENTER; - if ((style & SWT.RIGHT) != 0) return SWT.RIGHT; - return SWT.LEFT; -} - -String getNameText () { - return getText (); -} - -/** - * Returns the receiver's parent, which must be a <code>Tree</code>. - * - * @return the receiver's parent - * - * @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 Tree getParent () { - checkWidget (); - return parent; -} - -/** - * Gets the moveable attribute. A column that is - * not moveable cannot be reordered by the user - * by dragging the header but may be reordered - * by the programmer. - * - * @return the moveable attribute - * - * @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 Tree#getColumnOrder() - * @see Tree#setColumnOrder(int[]) - * @see TreeColumn#setMoveable(boolean) - * @see SWT#Move - * - * @since 3.2 - */ -public boolean getMoveable () { - checkWidget (); - int [] flags = new int [1]; - OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); - return (flags [0] & OS.kDataBrowserListViewMovableColumn) != 0; -} - -/** - * Gets the resizable attribute. A column that is - * not resizable cannot be dragged by the user but - * may be resized by the programmer. - * - * @return the resizable attribute - * - * @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 boolean getResizable () { - checkWidget (); - return resizable; -} - -/** - * Returns the receiver's tool tip text, or null if it has - * not been set. - * - * @return the receiver's tool tip text - * - * @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> - * - * @since 3.2 - */ -public String getToolTipText () { - checkWidget (); - return toolTipText; -} - -/** - * Gets the width of the receiver. - * - * @return the width - * - * @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 getWidth () { - checkWidget (); - short [] width = new short [1]; - OS.GetDataBrowserTableViewNamedColumnWidth (parent.handle, id, width); - return Math.max (0, width [0] + parent.getLeftDisclosureInset (id)); -} - -/** - * Causes the receiver to be resized to its preferred size. - * For a composite, this involves computing the preferred size - * from its layout, if there is one. - * - * @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 pack () { - checkWidget (); - GC gc = new GC (parent); - int width = gc.stringExtent (text).x; - if (iconRef != 0 || (image != null && OS.VERSION >= 0x1040)) { - /* Note that the image is stretched to the header height */ - width += parent.headerHeight; - if (text.length () != 0) width += parent.getGap (); - } - int index = parent.indexOf (this); - width = Math.max (width, calculateWidth (parent.childIds, index, gc, width)); - - gc.dispose (); - setWidth (width + parent.getInsetWidth (id, true)); -} - -int calculateWidth (int[] ids, int index, GC gc, int width) { - int max = width; - if (ids == null) return max; - for (int i=0; i<ids.length; i++) { - TreeItem item = parent._getItem (ids [i], false); - if (item != null && item.cached) { - max = Math.max (max, item.calculateWidth (index, gc)); - if (item.getExpanded ()) { - max = Math.max (max, calculateWidth (item.childIds, index, gc, max)); - } - } - } - return max; -} - -void releaseHandle () { - super.releaseHandle (); - id = -1; - parent = null; -} - -void releaseWidget () { - super.releaseWidget (); - if (parent.sortColumn == this) { - parent.sortColumn = null; - } - if (iconRef != 0) OS.ReleaseIconRef (iconRef); - iconRef = 0; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the control is moved or resized. - * - * @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 ControlListener - * @see #addControlListener - */ -public void removeControlListener (ControlListener listener) { - checkWidget (); - if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); - if (eventTable == null) return; - eventTable.unhook (SWT.Move, listener); - eventTable.unhook (SWT.Resize, listener); -} - -/** - * 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); -} - -void resized (int newWidth) { - lastWidth = newWidth; - sendEvent (SWT.Resize); - if (isDisposed ()) return; - boolean moved = false; - int [] order = parent.getColumnOrder (); - TreeColumn [] columns = parent.getColumns (); - for (int i=0; i<order.length; i++) { - TreeColumn column = columns [order [i]]; - if (moved && !column.isDisposed ()) { - column.sendEvent (SWT.Move); - } - if (column == this) moved = true; - } -} - -/** - * Controls how text and images will be displayed in the receiver. - * The argument should be one of <code>LEFT</code>, <code>RIGHT</code> - * or <code>CENTER</code>. - * <p> - * Note that due to a restriction on some platforms, the first column - * is always left aligned. - * </p> - * @param alignment the new alignment - * - * @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 setAlignment (int alignment) { - checkWidget (); - if ((alignment & (SWT.LEFT | SWT.RIGHT | SWT.CENTER)) == 0) return; - int index = parent.indexOf (this); - if (index == -1 || index == 0) return; - style &= ~(SWT.LEFT | SWT.RIGHT | SWT.CENTER); - style |= alignment & (SWT.LEFT | SWT.RIGHT | SWT.CENTER); - updateHeader (); -} - -public void setImage (Image image) { - checkWidget(); - if (image != null && image.isDisposed ()) { - error (SWT.ERROR_INVALID_ARGUMENT); - } - int index = parent.indexOf (this); - if (index == -1) return; - if (iconRef != 0) { - OS.ReleaseIconRef (iconRef); - iconRef = 0; - } - super.setImage (image); - if (image != null) { - if (OS.VERSION < 0x1040) { - iconRef = createIconRef (image); - } - } - updateHeader (); -} - -/** - * Sets the moveable attribute. A column that is - * moveable can be reordered by the user by dragging - * the header. A column that is not moveable cannot be - * dragged by the user but may be reordered - * by the programmer. - * - * @param moveable the moveable attribute - * - * @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 Tree#setColumnOrder(int[]) - * @see Tree#getColumnOrder() - * @see TreeColumn#getMoveable() - * @see SWT#Move - * - * @since 3.2 - */ -public void setMoveable (boolean moveable) { - checkWidget (); - int [] flags = new int [1]; - OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); - if (moveable) { - flags [0] |= OS.kDataBrowserListViewMovableColumn; - } else { - flags [0] &= ~OS.kDataBrowserListViewMovableColumn; - } - OS.SetDataBrowserPropertyFlags (parent.handle, id, flags [0]); -} - -/** - * Sets the resizable attribute. A column that is - * not resizable cannot be dragged by the user but - * may be resized by the programmer. - * - * @param resizable the resize attribute - * - * @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 setResizable (boolean resizable) { - checkWidget (); - this.resizable = resizable; - updateHeader (); -} - -public void setText (String string) { - checkWidget (); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - super.setText (string); - updateHeader (); -} - -/** - * Sets the receiver's tool tip text to the argument, which - * may be null indicating that the default tool tip for the - * control will be shown. For a control that has a default - * tool tip, such as the Tree control on Windows, setting - * the tool tip text to an empty string replaces the default, - * causing no tool tip text to be shown. - * <p> - * The mnemonic indicator (character '&') is not displayed in a tool tip. - * To display a single '&' in the tool tip, the character '&' can be - * escaped by doubling it in the string. - * </p> - * - * @param string the new tool tip text (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> - * - * @since 3.2 - */ -public void setToolTipText (String string) { - checkWidget(); - toolTipText = string; -} - -/** - * Sets the width of the receiver. - * - * @param width the new width - * - * @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 setWidth (int width) { - checkWidget (); - if (width < 0) return; - /* - * Feature in the Macintosh. The data browser widget adds the left inset - * of the disclosure column to the specified width making the column too - * wide. The fix is to subtract this value from the column width. - */ - width -= parent.getLeftDisclosureInset (id); - if (width < 0) width = 0; - OS.SetDataBrowserTableViewNamedColumnWidth (parent.handle, id, (short) width); - updateHeader (); - if (width != lastWidth) resized (width); -} - -void updateHeader () { - char [] buffer = new char [text.length ()]; - text.getChars (0, buffer.length, buffer, 0); - int length = fixMnemonic (buffer); - int str = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, length); - if (str == 0) error (SWT.ERROR_CANNOT_SET_TEXT); - DataBrowserListViewHeaderDesc desc = new DataBrowserListViewHeaderDesc (); - desc.version = OS.kDataBrowserListViewLatestHeaderDesc; - desc.btnFontStyle_just = OS.teFlushLeft; - if (parent.indexOf (this) != 0) { - if ((style & SWT.CENTER) != 0) desc.btnFontStyle_just = OS.teCenter; - if ((style & SWT.RIGHT) != 0) desc.btnFontStyle_just = OS.teFlushRight; - } - desc.btnFontStyle_flags |= OS.kControlUseJustMask; - if (resizable) { - desc.minimumWidth = 0; - desc.maximumWidth = 0x7fff; - } else { - short [] width = new short [1]; - OS.GetDataBrowserTableViewNamedColumnWidth (parent.handle, id, width); - desc.minimumWidth = desc.maximumWidth = width [0]; - } - desc.titleString = str; - if (OS.VERSION < 0x1040) { - desc.btnContentInfo_contentType = (short) (iconRef != 0 ? OS.kControlContentIconRef : OS.kControlContentTextOnly); - desc.btnContentInfo_iconRef = iconRef; - } else { - if (image != null) { - desc.btnContentInfo_contentType = OS.kControlContentCGImageRef; - desc.btnContentInfo_iconRef = image.handle; - } - } - OS.SetDataBrowserListViewHeaderDesc (parent.handle, id, desc); - OS.CFRelease (str); -} - -} |