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authorFelipe Heidrich <fheidric>2009-06-30 22:00:12 +0000
committerFelipe Heidrich <fheidric>2009-06-30 22:00:12 +0000
commitf664d297f7bb009784868bf3fcf0b3e3bb9a646b (patch)
tree54012fe4929893eef4891c88cbbf5841272ff433 /bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/TreeColumn.java
parentbc18a5e014088ce811f09c603b88361094486062 (diff)
downloadeclipse.platform.swt-f664d297f7bb009784868bf3fcf0b3e3bb9a646b.tar.gz
eclipse.platform.swt-f664d297f7bb009784868bf3fcf0b3e3bb9a646b.tar.xz
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diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/TreeColumn.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/TreeColumn.java
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--- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/TreeColumn.java
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@@ -1,758 +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.win32.*;
-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;
- boolean resizable, moveable;
- String toolTipText;
- int id;
-
-/**
- * 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;
-}
-
-/**
- * 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 ();
- return moveable;
-}
-
-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 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 ();
- int index = parent.indexOf (this);
- if (index == -1) return 0;
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader == 0) return 0;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_WIDTH;
- OS.SendMessage (hwndHeader, OS.HDM_GETITEM, index, hdItem);
- return hdItem.cxy;
-}
-
-/**
- * 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 ();
- int index = parent.indexOf (this);
- if (index == -1) return;
- int columnWidth = 0;
- int /*long*/ hwnd = parent.handle, hwndHeader = parent.hwndHeader;
- RECT headerRect = new RECT ();
- OS.SendMessage (hwndHeader, OS.HDM_GETITEMRECT, index, headerRect);
- int /*long*/ hDC = OS.GetDC (hwnd);
- int /*long*/ oldFont = 0, newFont = OS.SendMessage (hwnd, OS.WM_GETFONT, 0, 0);
- if (newFont != 0) oldFont = OS.SelectObject (hDC, newFont);
- TVITEM tvItem = new TVITEM ();
- tvItem.mask = OS.TVIF_HANDLE | OS.TVIF_PARAM;
- tvItem.hItem = OS.SendMessage (hwnd, OS.TVM_GETNEXTITEM, OS.TVGN_ROOT, 0);
- while (tvItem.hItem != 0) {
- OS.SendMessage (hwnd, OS.TVM_GETITEM, 0, tvItem);
- TreeItem item = tvItem.lParam != -1 ? parent.items [(int)/*64*/tvItem.lParam] : null;
- if (item != null) {
- int itemRight = 0;
- if (parent.hooks (SWT.MeasureItem)) {
- Event event = parent.sendMeasureItemEvent (item, index, hDC);
- if (isDisposed () || parent.isDisposed ()) break;
- itemRight = event.x + event.width;
- } else {
- int /*long*/ hFont = item.fontHandle (index);
- if (hFont != -1) hFont = OS.SelectObject (hDC, hFont);
- RECT itemRect = item.getBounds (index, true, true, false, false, false, hDC);
- if (hFont != -1) OS.SelectObject (hDC, hFont);
- itemRight = itemRect.right;
- }
- columnWidth = Math.max (columnWidth, itemRight - headerRect.left);
- }
- tvItem.hItem = OS.SendMessage (hwnd, OS.TVM_GETNEXTITEM, OS.TVGN_NEXTVISIBLE, tvItem.hItem);
- }
- RECT rect = new RECT ();
- int flags = OS.DT_CALCRECT | OS.DT_NOPREFIX;
- TCHAR buffer = new TCHAR (parent.getCodePage (), text, false);
- OS.DrawText (hDC, buffer, buffer.length (), rect, flags);
- int headerWidth = rect.right - rect.left + Tree.HEADER_MARGIN;
- if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) headerWidth += Tree.HEADER_EXTRA;
- if (image != null || parent.sortColumn == this) {
- Image headerImage = null;
- if (parent.sortColumn == this && parent.sortDirection != SWT.NONE) {
- if (OS.COMCTL32_MAJOR < 6) {
- headerImage = display.getSortImage (parent.sortDirection);
- } else {
- headerWidth += Tree.SORT_WIDTH;
- }
- } else {
- headerImage = image;
- }
- if (headerImage != null) {
- Rectangle bounds = headerImage.getBounds ();
- headerWidth += bounds.width;
- }
- int margin = 0;
- if (hwndHeader != 0 && OS.COMCTL32_VERSION >= OS.VERSION (5, 80)) {
- margin = (int)/*64*/OS.SendMessage (hwndHeader, OS.HDM_GETBITMAPMARGIN, 0, 0);
- } else {
- margin = OS.GetSystemMetrics (OS.SM_CXEDGE) * 3;
- }
- headerWidth += margin * 2;
- }
- if (newFont != 0) OS.SelectObject (hDC, oldFont);
- OS.ReleaseDC (hwnd, hDC);
- int gridWidth = parent.linesVisible ? Tree.GRID_WIDTH : 0;
- setWidth (Math.max (headerWidth, columnWidth + gridWidth));
-}
-
-void releaseHandle () {
- super.releaseHandle ();
- parent = null;
-}
-
-void releaseParent () {
- super.releaseParent ();
- if (parent.sortColumn == this) {
- parent.sortColumn = null;
- }
-}
-
-/**
- * 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);
-}
-
-/**
- * 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);
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader == 0) return;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_FORMAT;
- OS.SendMessage (hwndHeader, OS.HDM_GETITEM, index, hdItem);
- hdItem.fmt &= ~OS.HDF_JUSTIFYMASK;
- if ((style & SWT.LEFT) == SWT.LEFT) hdItem.fmt |= OS.HDF_LEFT;
- if ((style & SWT.CENTER) == SWT.CENTER) hdItem.fmt |= OS.HDF_CENTER;
- if ((style & SWT.RIGHT) == SWT.RIGHT) hdItem.fmt |= OS.HDF_RIGHT;
- OS.SendMessage (hwndHeader, OS.HDM_SETITEM, index, hdItem);
- if (index != 0) {
- int /*long*/ hwnd = parent.handle;
- parent.forceResize ();
- RECT rect = new RECT (), headerRect = new RECT ();
- OS.GetClientRect (hwnd, rect);
- OS.SendMessage (hwndHeader, OS.HDM_GETITEMRECT, index, headerRect);
- rect.left = headerRect.left;
- rect.right = headerRect.right;
- OS.InvalidateRect (hwnd, rect, true);
- }
-}
-
-public void setImage (Image image) {
- checkWidget();
- if (image != null && image.isDisposed ()) {
- error (SWT.ERROR_INVALID_ARGUMENT);
- }
- super.setImage (image);
- if (parent.sortColumn != this || parent.sortDirection != SWT.NONE) {
- setImage (image, false, false);
- }
-}
-
-void setImage (Image image, boolean sort, boolean right) {
- int index = parent.indexOf (this);
- if (index == -1) return;
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader == 0) return;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_FORMAT | OS.HDI_IMAGE | OS.HDI_BITMAP;
- OS.SendMessage (hwndHeader, OS.HDM_GETITEM, index, hdItem);
- hdItem.fmt &= ~OS.HDF_BITMAP_ON_RIGHT;
- if (image != null) {
- if (sort) {
- hdItem.mask &= ~OS.HDI_IMAGE;
- hdItem.fmt &= ~OS.HDF_IMAGE;
- hdItem.fmt |= OS.HDF_BITMAP;
- hdItem.hbm = image.handle;
- } else {
- hdItem.mask &= ~OS.HDI_BITMAP;
- hdItem.fmt &= ~OS.HDF_BITMAP;
- hdItem.fmt |= OS.HDF_IMAGE;
- hdItem.iImage = parent.imageIndexHeader (image);
- }
- if (right) hdItem.fmt |= OS.HDF_BITMAP_ON_RIGHT;
- } else {
- hdItem.mask &= ~(OS.HDI_IMAGE | OS.HDI_BITMAP);
- hdItem.fmt &= ~(OS.HDF_IMAGE | OS.HDF_BITMAP);
- }
- OS.SendMessage (hwndHeader, OS.HDM_SETITEM, index, hdItem);
-}
-
-/**
- * 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 ();
- this.moveable = moveable;
-}
-
-/**
- * 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;
-}
-
-void setSortDirection (int direction) {
- if (OS.COMCTL32_MAJOR >= 6) {
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader != 0) {
- int index = parent.indexOf (this);
- if (index == -1) return;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_FORMAT | OS.HDI_IMAGE;
- OS.SendMessage (hwndHeader, OS.HDM_GETITEM, index, hdItem);
- switch (direction) {
- case SWT.UP:
- hdItem.fmt &= ~(OS.HDF_IMAGE | OS.HDF_SORTDOWN);
- hdItem.fmt |= OS.HDF_SORTUP;
- if (image == null) hdItem.mask &= ~OS.HDI_IMAGE;
- break;
- case SWT.DOWN:
- hdItem.fmt &= ~(OS.HDF_IMAGE | OS.HDF_SORTUP);
- hdItem.fmt |= OS.HDF_SORTDOWN;
- if (image == null) hdItem.mask &= ~OS.HDI_IMAGE;
- break;
- case SWT.NONE:
- hdItem.fmt &= ~(OS.HDF_SORTUP | OS.HDF_SORTDOWN);
- if (image != null) {
- hdItem.fmt |= OS.HDF_IMAGE;
- hdItem.iImage = parent.imageIndexHeader (image);
- } else {
- hdItem.fmt &= ~OS.HDF_IMAGE;
- hdItem.mask &= ~OS.HDI_IMAGE;
- }
- break;
- }
- OS.SendMessage (hwndHeader, OS.HDM_SETITEM, index, hdItem);
- if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) {
- int /*long*/ hwnd = parent.handle;
- parent.forceResize ();
- RECT rect = new RECT (), headerRect = new RECT ();
- OS.GetClientRect (hwnd, rect);
- OS.SendMessage (hwndHeader, OS.HDM_GETITEMRECT, index, headerRect);
- rect.left = headerRect.left;
- rect.right = headerRect.right;
- OS.InvalidateRect (hwnd, rect, true);
- }
- }
- } else {
- switch (direction) {
- case SWT.UP:
- case SWT.DOWN:
- setImage (display.getSortImage (direction), true, true);
- break;
- case SWT.NONE:
- setImage (image, false, false);
- break;
- }
- }
-}
-
-public void setText (String string) {
- checkWidget ();
- if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
- if (string.equals (text)) return;
- int index = parent.indexOf (this);
- if (index == -1) return;
- super.setText (string);
- /*
- * Bug in Windows. When a column header contains a
- * mnemonic character, Windows does not measure the
- * text properly. This causes '...' to always appear
- * at the end of the text. The fix is to remove
- * mnemonic characters and replace doubled mnemonics
- * with spaces.
- */
- int /*long*/ hHeap = OS.GetProcessHeap ();
- TCHAR buffer = new TCHAR (parent.getCodePage (), fixMnemonic (string, true), true);
- int byteCount = buffer.length () * TCHAR.sizeof;
- int /*long*/ pszText = OS.HeapAlloc (hHeap, OS.HEAP_ZERO_MEMORY, byteCount);
- OS.MoveMemory (pszText, buffer, byteCount);
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader == 0) return;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_TEXT;
- hdItem.pszText = pszText;
- int /*long*/ result = OS.SendMessage (hwndHeader, OS.HDM_SETITEM, index, hdItem);
- if (pszText != 0) OS.HeapFree (hHeap, 0, pszText);
- if (result == 0) error (SWT.ERROR_CANNOT_SET_TEXT);
-}
-
-/**
- * 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 '&amp;') is not displayed in a tool tip.
- * To display a single '&amp;' in the tool tip, the character '&amp;' 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;
- int /*long*/ hwndHeaderToolTip = parent.headerToolTipHandle;
- if (hwndHeaderToolTip == 0) {
- parent.createHeaderToolTips ();
- parent.updateHeaderToolTips ();
- }
-}
-
-/**
- * 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;
- int index = parent.indexOf (this);
- if (index == -1) return;
- int /*long*/ hwndHeader = parent.hwndHeader;
- if (hwndHeader == 0) return;
- HDITEM hdItem = new HDITEM ();
- hdItem.mask = OS.HDI_WIDTH;
- hdItem.cxy = width;
- OS.SendMessage (hwndHeader, OS.HDM_SETITEM, index, hdItem);
- RECT headerRect = new RECT ();
- OS.SendMessage (hwndHeader, OS.HDM_GETITEMRECT, index, headerRect);
- parent.forceResize ();
- int /*long*/ hwnd = parent.handle;
- RECT rect = new RECT ();
- OS.GetClientRect (hwnd, rect);
- rect.left = headerRect.left;
- OS.InvalidateRect (hwnd, rect, true);
- parent.setScrollWidth ();
-}
-
-void updateToolTip (int index) {
- int /*long*/ hwndHeaderToolTip = parent.headerToolTipHandle;
- if (hwndHeaderToolTip != 0) {
- int /*long*/ hwndHeader = parent.hwndHeader;
- RECT rect = new RECT ();
- if (OS.SendMessage (hwndHeader, OS.HDM_GETITEMRECT, index, rect) != 0) {
- TOOLINFO lpti = new TOOLINFO ();
- lpti.cbSize = TOOLINFO.sizeof;
- lpti.hwnd = hwndHeader;
- lpti.uId = id;
- lpti.left = rect.left;
- lpti.top = rect.top;
- lpti.right = rect.right;
- lpti.bottom = rect.bottom;
- OS.SendMessage (hwndHeaderToolTip, OS.TTM_NEWTOOLRECT, 0, lpti);
- }
- }
-}
-}