diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/CoolBar.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/CoolBar.java | 644 |
1 files changed, 0 insertions, 644 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/CoolBar.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/CoolBar.java deleted file mode 100755 index 100b819f22..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/CoolBar.java +++ /dev/null @@ -1,644 +0,0 @@ -package org.eclipse.swt.widgets;
-
-/*
- * (c) Copyright IBM Corp. 2000, 2001.
- * All Rights Reserved
- */
-
-import org.eclipse.swt.internal.win32.*;
-import org.eclipse.swt.*;
-import org.eclipse.swt.graphics.*;
-
-/**
- * Instances of this class provide an area for dynamically
- * positioning the items they contain.
- * <p>
- * The item children that may be added to instances of this class
- * must be of type <code>CoolItem</code>.
- * </p><p>
- * Note that although this class is a subclass of <code>Composite</code>,
- * it does not make sense to add <code>Control</code> children to it,
- * or set a layout on it.
- * </p><p>
- * <dl>
- * <dt><b>Styles:</b></dt>
- * <dd>(none)</dd>
- * <dt><b>Events:</b></dt>
- * <dd>(none)</dd>
- * </dl>
- * <p>
- * IMPORTANT: This class is <em>not</em> intended to be subclassed.
- * </p>
- */
-
-public class CoolBar extends Composite {
- CoolItem [] items;
- CoolItem [] originalItems;
- static final int ReBarProc;
- static final TCHAR ReBarClass = new TCHAR (0, OS.REBARCLASSNAME, true);
- static {
- INITCOMMONCONTROLSEX icex = new INITCOMMONCONTROLSEX ();
- icex.dwSize = INITCOMMONCONTROLSEX.sizeof;
- icex.dwICC = OS.ICC_COOL_CLASSES;
- OS.InitCommonControlsEx (icex);
- WNDCLASS lpWndClass = new WNDCLASS ();
- OS.GetClassInfo (0, ReBarClass, lpWndClass);
- ReBarProc = lpWndClass.lpfnWndProc;
- }
-
-/**
- * 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
- * for all SWT widget classes should include a comment which
- * describes the style constants which are applicable to the class.
- * </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
- * @see Widget#checkSubclass
- * @see Widget#getStyle
- */
-public CoolBar (Composite parent, int style) {
- super (parent, checkStyle (style));
-}
-
-int callWindowProc (int msg, int wParam, int lParam) {
- if (handle == 0) return 0;
- return OS.CallWindowProc (ReBarProc, handle, msg, wParam, lParam);
-}
-
-static int checkStyle (int style) {
- style |= SWT.NO_FOCUS;
- /*
- * Even though it is legal to create this widget
- * with scroll bars, they serve no useful purpose
- * because they do not automatically scroll the
- * widget's client area. The fix is to clear
- * the SWT style.
- */
- return style & ~(SWT.H_SCROLL | SWT.V_SCROLL);
-}
-
-protected void checkSubclass () {
- if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS);
-}
-
-public Point computeSize (int wHint, int hHint, boolean changed) {
- checkWidget ();
- int width = 0, rowWidth = 0, height = 0, rowHeight = 0;
- RECT rect = new RECT ();
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_IDEALSIZE | OS.RBBIM_CHILDSIZE | OS.RBBIM_STYLE;
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, i, rbBand);
- OS.SendMessage (handle, OS.RB_GETBANDBORDERS, i, rect);
- if ((rbBand.fStyle & OS.RBBS_BREAK) != 0) {
- width = Math.max (width, rowWidth);
- height += rowHeight;
- rowWidth = rowHeight = 0;
- } else if (i != 0) {
- rowWidth += 2;
- }
- rowWidth += rbBand.cxIdeal + rect.left + rect.right;
- rowHeight = Math.max (rowHeight, rbBand.cyMinChild + rect.top + rect.bottom);
- }
- width = Math.max (width, rowWidth);
- height += rowHeight - rect.top - rect.bottom;
- if (width == 0) width = DEFAULT_WIDTH;
- if (height == 0) height = DEFAULT_HEIGHT;
- if (wHint != SWT.DEFAULT) width = wHint;
- if (hHint != SWT.DEFAULT) height = hHint;
- int border = getBorderWidth ();
- width += border * 2;
- height += border * 2;
- return new Point (width, height);
-}
-
-void createHandle () {
- super.createHandle ();
- state &= ~CANVAS;
-
- /*
- * Feature in Windows. When the control is created,
- * it does not use the default system font. A new HFONT
- * is created and destroyed when the control is destroyed.
- * This means that a program that queries the font from
- * this control, uses the font in another control and then
- * destroys this control will have the font unexpectedly
- * destroyed in the other control. The fix is to assign
- * the font ourselves each time the control is created.
- * The control will not destroy a font that it did not
- * create.
- */
- int hFont = OS.GetStockObject (OS.SYSTEM_FONT);
- OS.SendMessage (handle, OS.WM_SETFONT, hFont, 0);
-}
-
-void createItem (CoolItem item, int index) {
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- if (!(0 <= index && index <= count)) error (SWT.ERROR_INVALID_RANGE);
- int id = 0;
- while (id < items.length && items [id] != null) id++;
- if (id == items.length) {
- CoolItem [] newItems = new CoolItem [items.length + 4];
- System.arraycopy (items, 0, newItems, 0, items.length);
- items = newItems;
- }
- int hHeap = OS.GetProcessHeap ();
- int lpText = OS.HeapAlloc (hHeap, OS.HEAP_ZERO_MEMORY, TCHAR.sizeof);
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_TEXT | OS.RBBIM_STYLE | OS.RBBIM_ID;
- rbBand.fStyle = OS.RBBS_VARIABLEHEIGHT | OS.RBBS_GRIPPERALWAYS;
- rbBand.lpText = lpText;
- rbBand.wID = id;
- if (OS.SendMessage (handle, OS.RB_INSERTBAND, index, rbBand) == 0) {
- error (SWT.ERROR_ITEM_NOT_ADDED);
- }
- OS.HeapFree (hHeap, 0, lpText);
- items [item.id = id] = item;
- int length = originalItems.length;
- CoolItem [] newOriginals = new CoolItem [length + 1];
- System.arraycopy (originalItems, 0, newOriginals, 0, index);
- System.arraycopy (originalItems, index, newOriginals, index + 1, length - index);
- newOriginals [index] = item;
- originalItems = newOriginals;
-}
-
-void createWidget () {
- super.createWidget ();
- items = new CoolItem [4];
- originalItems = new CoolItem [0];
-}
-
-void destroyItem (CoolItem item) {
- int index = OS.SendMessage (handle, OS.RB_IDTOINDEX, item.id, 0);
- /*
- * Feature in Windows. When Windows removed a rebar
- * band, it makes the band child invisible. The fix
- * is to show the child.
- */
- Control control = item.control;
- boolean wasVisible = control != null && !control.isDisposed() && control.getVisible ();
- if (OS.SendMessage (handle, OS.RB_DELETEBAND, index, 0) == 0) {
- error (SWT.ERROR_ITEM_NOT_REMOVED);
- }
- items [item.id] = null;
- item.id = -1;
- if (wasVisible) control.setVisible (true);
- index = 0;
- while (index < originalItems.length) {
- if (originalItems [index] == item) break;
- index++;
- }
- int length = originalItems.length - 1;
- CoolItem [] newOriginals = new CoolItem [length];
- System.arraycopy (originalItems, 0, newOriginals, 0, index);
- System.arraycopy (originalItems, index + 1, newOriginals, index, length - index);
- originalItems = newOriginals;
-}
-
-/**
- * Returns the item at the given, zero-relative index in the
- * receiver. Throws an exception if the index is out of range.
- *
- * @param index the index of the item to return
- * @return the item at the given index
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</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>
- * @exception SWTError <ul>
- * <li>ERROR_CANNOT_GET_ITEM - if the operation fails because of an operating system failure</li>
- * </ul>
- */
-public CoolItem getItem (int index) {
- checkWidget ();
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- if (!(0 <= index && index < count)) error (SWT.ERROR_INVALID_RANGE);
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_ID;
- OS.SendMessage (handle, OS.RB_GETBANDINFO, index, rbBand);
- return items [rbBand.wID];
-}
-
-/**
- * Returns the number of items contained in the receiver.
- *
- * @return the number of items
- *
- * @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>
- * @exception SWTError <ul>
- * <li>ERROR_CANNOT_GET_COUNT - if the operation fails because of an operating system failure</li>
- * </ul>
- */
-public int getItemCount () {
- checkWidget ();
- return OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
-}
-
-/**
- * Returns an array of zero-relative indices which map the order
- * that the items in the receiver were added in to
- * the order which they are currently being displayed.
- * <p>
- * Note: This is not the actual structure used by the receiver
- * to maintain its list of items, so modifying the array will
- * not affect the receiver.
- * </p>
- *
- * @return the receiver's item order
- *
- * @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>
- * @exception SWTError <ul>
- * <li>ERROR_CANNOT_GET_ITEM - if the operation fails because of an operating system failure</li>
- * </ul>
- */
-public int [] getItemOrder () {
- checkWidget ();
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- int [] indices = new int [count];
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_ID;
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, i, rbBand);
- CoolItem item = items [rbBand.wID];
- int index = 0;
- while (index<originalItems.length) {
- if (originalItems [index] == item) break;
- index++;
- }
- if (index == originalItems.length) error (SWT.ERROR_CANNOT_GET_ITEM);
- indices [i] = index;
- }
- return indices;
-}
-
-/**
- * Returns an array of <code>CoolItems</code>s which are the
- * items in the receiver.
- * <p>
- * Note: This is not the actual structure used by the receiver
- * to maintain its list of items, so modifying the array will
- * not affect the receiver.
- * </p>
- *
- * @return the receiver's items
- *
- * @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>
- * @exception SWTError <ul>
- * <li>ERROR_CANNOT_GET_ITEM - if the operation fails because of an operating system failure</li>
- * </ul>
- */
-public CoolItem [] getItems () {
- checkWidget ();
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- CoolItem [] result = new CoolItem [count];
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_ID;
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, i, rbBand);
- result [i] = items [rbBand.wID];
- }
- return result;
-}
-
-/**
- * Returns an array of points whose x and y coordinates describe
- * the widths and heights (respectively) of the items in the receiver.
- *
- * @return the receiver's item sizes
- *
- * @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 Point [] getItemSizes () {
- checkWidget ();
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- Point [] sizes = new Point [count];
- for (int i=0; i<count; i++) {
- RECT rect = new RECT ();
- OS.SendMessage (handle, OS.RB_GETRECT, i, rect);
- sizes [i] = new Point (rect.right - rect.left, rect.bottom - rect.top);
- }
- return sizes;
-}
-
-/**
- * Returns an array of ints which describe the zero-relative
- * row number of the row which each of the items in the
- * receiver occurs in.
- *
- * @return the receiver's wrap indices
- *
- * @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 [] getWrapIndices () {
- checkWidget ();
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- int [] indices = new int [count];
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_STYLE;
- int wrapCount = 0;
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, i, rbBand);
- if ((rbBand.fStyle & OS.RBBS_BREAK) != 0) indices [wrapCount++] = i;
- }
- int [] answer = new int [wrapCount];
- System.arraycopy(indices, 0, answer, 0, wrapCount);
- return answer;
-}
-
-/**
- * Searches the receiver's items, in the order they were
- * added, starting at the first item (index 0) until an item
- * is found that is equal to the argument, and returns the
- * index of that item. If no item is found, returns -1.
- *
- * @param item the search item
- * @return the index of the item
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - if the item is null</li>
- * <li>ERROR_INVALID_ARGUMENT - if the item is disposed</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>
- */
-public int indexOf (CoolItem item) {
- checkWidget ();
- if (item == null) error (SWT.ERROR_NULL_ARGUMENT);
- if (item.isDisposed()) error (SWT.ERROR_INVALID_ARGUMENT);
- return OS.SendMessage (handle, OS.RB_IDTOINDEX, item.id, 0);
-}
-
-void releaseWidget () {
- for (int i=0; i<items.length; i++) {
- CoolItem item = items [i];
- if (item != null && !item.isDisposed ()) {
- item.releaseWidget ();
- }
- }
- items = null;
- super.releaseWidget();
-}
-
-void setBackgroundPixel (int pixel) {
- if (background == pixel) return;
- background = pixel;
- if (pixel == -1) pixel = defaultBackground ();
- OS.SendMessage (handle, OS.RB_SETBKCOLOR, 0, pixel);
- setItemColors (OS.SendMessage (handle, OS.RB_GETTEXTCOLOR, 0, 0), pixel);
-}
-
-void setForegroundPixel (int pixel) {
- if (foreground == pixel) return;
- foreground = pixel;
- if (pixel == -1) pixel = defaultForeground ();
- OS.SendMessage (handle, OS.RB_SETTEXTCOLOR, 0, pixel);
- setItemColors (pixel, OS.SendMessage (handle, OS.RB_GETBKCOLOR, 0, 0));
-}
-
-void setItemColors (int foreColor, int backColor) {
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_COLORS;
- rbBand.clrFore = foreColor;
- rbBand.clrBack = backColor;
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_SETBANDINFO, i, rbBand);
- }
-}
-
-/**
- * Sets the receiver's item order, wrap indices, and item
- * sizes at once. This equivalent to calling the setter
- * methods for each of these values individually.
- *
- * @param itemOrder the new item order
- * @param wrapIndices the new wrap indices
- * @param size the new item sizes
- *
- * @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 setItemLayout (int [] itemOrder, int [] wrapIndices, Point [] sizes) {
- checkWidget ();
- setItemOrder (itemOrder);
- setItemSizes (sizes);
- setWrapIndices(wrapIndices);
-}
-
-/**
- * Sets the the order that the items in the receiver should
- * be displayed in to the given argument which is described
- * in terms of the zero-relative ordering of when the items
- * were added.
- *
- * @param itemOrder the new item order
- *
- * @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>
- * @exception SWTError <ul>
- * <li>ERROR_CANNOT_GET_ITEM - if the operation fails because of an operating system failure</li>
- * </ul>
- */
-void setItemOrder (int [] itemOrder) {
- if (itemOrder == null) error (SWT.ERROR_NULL_ARGUMENT);
- int itemCount = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- if (itemOrder.length != itemCount) error (SWT.ERROR_INVALID_ARGUMENT);
-
- /* Ensure that itemOrder does not contain any duplicates. */
- boolean [] set = new boolean [itemCount];
- for (int i=0; i<itemOrder.length; i++) {
- int index = itemOrder [i];
- if (index < 0 || index >= itemCount) error (SWT.ERROR_INVALID_RANGE);
- if (set [index]) error (SWT.ERROR_INVALID_ARGUMENT);
- set [index] = true;
- }
-
- for (int i=0; i<itemOrder.length; i++) {
- int id = originalItems [itemOrder [i]].id;
- int index = OS.SendMessage (handle, OS.RB_IDTOINDEX, id, 0);
- OS.SendMessage (handle, OS.RB_MOVEBAND, index, i);
- }
-}
-
-/**
- * Sets the width and height of the areas in the receiver which
- * are used to display its items to the ones specified by the
- * argument, which is an array of points whose x and y coordinates
- * describe the widths and heights (respectively) in the order the
- * items were added.
- *
- * @param sizes the new sizes for each of the receiver's items
- *
- * @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>
- */
-void setItemSizes (Point [] sizes) {
- if (sizes == null) error (SWT.ERROR_NULL_ARGUMENT);
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- if (sizes.length != count) error (SWT.ERROR_NULL_ARGUMENT);
- for (int i=0; i<count; i++) {
- RECT rect = new RECT ();
- OS.SendMessage (handle, OS.RB_GETBANDBORDERS, i, rect);
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_CHILDSIZE | OS.RBBIM_SIZE | OS.RBBIM_IDEALSIZE;
- int width = sizes [i].x, height = sizes [i].y;
- rbBand.cx = width;
- rbBand.cxIdeal = width - rect.left - rect.right;
- rbBand.cyChild = rbBand.cyMinChild = rbBand.cyMaxChild = height;
- OS.SendMessage (handle, OS.RB_SETBANDINFO, i, rbBand);
- }
-}
-
-/**
- * Sets the row that each of the receiver's items will be
- * displayed in to the given array of ints which describe
- * the zero-relative row number of the row for each item.
- * If indices is null, the items will be placed on one line.
- *
- * @param indices the new wrap indices
- *
- * @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 setWrapIndices (int [] indices) {
- checkWidget ();
- if (indices == null) indices = new int [0];
- int count = OS.SendMessage (handle, OS.RB_GETBANDCOUNT, 0, 0);
- for (int i=0; i<indices.length; i++) {
- if (indices [i] < 0 || indices [i] >= count) {
- error (SWT.ERROR_INVALID_RANGE);
- }
- }
- REBARBANDINFO rbBand = new REBARBANDINFO ();
- rbBand.cbSize = REBARBANDINFO.sizeof;
- rbBand.fMask = OS.RBBIM_STYLE;
- for (int i=0; i<count; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, i, rbBand);
- rbBand.fStyle &= ~OS.RBBS_BREAK;
- OS.SendMessage (handle, OS.RB_SETBANDINFO, i, rbBand);
- }
- for (int i=0; i<indices.length; i++) {
- OS.SendMessage (handle, OS.RB_GETBANDINFO, indices [i], rbBand);
- rbBand.fStyle |= OS.RBBS_BREAK;
- OS.SendMessage (handle, OS.RB_SETBANDINFO, indices [i], rbBand);
- }
-}
-
-int widgetStyle () {
- int bits = super.widgetStyle () | OS.CCS_NODIVIDER | OS.CCS_NORESIZE;
- bits |= OS.RBS_VARHEIGHT | OS.RBS_BANDBORDERS;
- return bits;
-}
-
-TCHAR windowClass () {
- return ReBarClass;
-}
-
-int windowProc () {
- return ReBarProc;
-}
-
-LRESULT WM_COMMAND (int wParam, int lParam) {
- /*
- * Feature in Windows. When the coolbar window
- * proc processes WM_COMMAND, it forwards this
- * message to the parent. This is done so that
- * children of the coolbar that send WM_COMMAND
- * messages to their parents will notify not only
- * the coolbar but also the parent of the coolbar,
- * which is typically the application window and
- * the window that is looking for this message.
- * If the coolbar did not do this, applications
- * would have to subclass the coolbar window to
- * see WM_COMMAND messages. Because the coolbar
- * window is subclassed, the WM_COMMAND message
- * is delivered twice. The fix is to avoid
- * calling the coolbar window proc.
- */
- LRESULT result = super.WM_COMMAND (wParam, lParam);
- if (result != null) return result;
- return LRESULT.ZERO;
-}
-
-LRESULT WM_ERASEBKGND (int wParam, int lParam) {
- /*
- * Feature in Windows. For some reason, Windows
- * does not fully erase the area that the cool bar
- * occupies when the size of the cool bar grows.
- * The fix is to erase the cool bar background.
- */
- drawBackground (wParam);
- return null;
-}
-
-LRESULT wmNotifyChild (int wParam, int lParam) {
- NMHDR hdr = new NMHDR ();
- OS.MoveMemory (hdr, lParam, NMHDR.sizeof);
- switch (hdr.code) {
- case OS.RBN_HEIGHTCHANGE:
- Point size = getSize ();
- int border = getBorderWidth ();
- int height = OS.SendMessage (handle, OS.RB_GETBARHEIGHT, 0, 0);
- setSize (size.x, height + (border * 2));
- break;
- }
- return super.wmNotifyChild (wParam, lParam);
-}
-
-}
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