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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Spinner.java')
-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Spinner.java1343
1 files changed, 0 insertions, 1343 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Spinner.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Spinner.java
deleted file mode 100644
index 3d809a6d63..0000000000
--- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Spinner.java
+++ /dev/null
@@ -1,1343 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2006 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.*;
-import org.eclipse.swt.internal.win32.*;
-import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.events.*;
-
-/**
- * Instances of this class are selectable user interface
- * objects that allow the user to enter and modify numeric
- * values.
- * <p>
- * <dl>
- * <dt><b>Styles:</b></dt>
- * <dd>READ_ONLY, WRAP</dd>
- * <dt><b>Events:</b></dt>
- * <dd>Selection, Modify</dd>
- * </dl>
- * </p><p>
- * IMPORTANT: This class is <em>not</em> intended to be subclassed.
- * </p>
- *
- * @since 3.1
- */
-public class Spinner extends Composite {
- int hwndText, hwndUpDown;
- boolean ignoreModify;
- int pageIncrement, digits;
- static final int EditProc;
- static final TCHAR EditClass = new TCHAR (0, "EDIT", true);
- static final int UpDownProc;
- static final TCHAR UpDownClass = new TCHAR (0, OS.UPDOWN_CLASS, true);
- static {
- WNDCLASS lpWndClass = new WNDCLASS ();
- OS.GetClassInfo (0, EditClass, lpWndClass);
- EditProc = lpWndClass.lpfnWndProc;
- OS.GetClassInfo (0, UpDownClass, lpWndClass);
- UpDownProc = 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
- * 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#READ_ONLY
- * @see SWT#WRAP
- * @see Widget#checkSubclass
- * @see Widget#getStyle
- */
-public Spinner (Composite parent, int style) {
- super (parent, checkStyle (style));
-}
-
-int callWindowProc (int hwnd, int msg, int wParam, int lParam) {
- if (handle == 0) return 0;
- if (hwnd == hwndText) {
- return OS.CallWindowProc (EditProc, hwnd, msg, wParam, lParam);
- }
- if (hwnd == hwndUpDown) {
- return OS.CallWindowProc (UpDownProc, hwnd, msg, wParam, lParam);
- }
- return OS.DefWindowProc (handle, msg, wParam, lParam);
-}
-
-static int checkStyle (int style) {
- /*
- * 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);
-}
-
-boolean checkHandle (int hwnd) {
- return hwnd == handle || hwnd == hwndText || hwnd == hwndUpDown;
-}
-
-protected void checkSubclass () {
- if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS);
-}
-
-void createHandle () {
- super.createHandle ();
- state &= ~(CANVAS | THEME_BACKGROUND);
- int hInstance = OS.GetModuleHandle (null);
- int textExStyle = (style & SWT.BORDER) != 0 ? OS.WS_EX_CLIENTEDGE : 0;
- int textStyle = OS.WS_CHILD | OS.WS_VISIBLE | OS.ES_AUTOHSCROLL | OS.WS_CLIPSIBLINGS;
- if ((style & SWT.READ_ONLY) != 0) textStyle |= OS.ES_READONLY;
- if (OS.WIN32_VERSION >= OS.VERSION (4, 10)) {
- if ((style & SWT.RIGHT_TO_LEFT) != 0) textExStyle |= OS.WS_EX_LAYOUTRTL;
- }
- hwndText = OS.CreateWindowEx (
- textExStyle,
- EditClass,
- null,
- textStyle,
- 0, 0, 0, 0,
- handle,
- 0,
- hInstance,
- null);
- if (hwndText == 0) error (SWT.ERROR_NO_HANDLES);
- OS.SetWindowLong (hwndText, OS.GWL_ID, hwndText);
- int upDownStyle = OS.WS_CHILD | OS.WS_VISIBLE | OS.UDS_AUTOBUDDY;
- if ((style & SWT.WRAP) != 0) upDownStyle |= OS.UDS_WRAP;
- if ((style & SWT.BORDER) != 0) {
- if ((style & SWT.RIGHT_TO_LEFT) != 0) {
- upDownStyle |= OS.UDS_ALIGNLEFT;
- } else {
- upDownStyle |= OS.UDS_ALIGNRIGHT;
- }
- }
- hwndUpDown = OS.CreateWindowEx (
- 0,
- UpDownClass,
- null,
- upDownStyle,
- 0, 0, 0, 0,
- handle,
- 0,
- hInstance,
- null);
- if (hwndUpDown == 0) error (SWT.ERROR_NO_HANDLES);
- int flags = OS.SWP_NOSIZE | OS.SWP_NOMOVE | OS.SWP_NOACTIVATE;
- SetWindowPos (hwndText, hwndUpDown, 0, 0, 0, 0, flags);
- OS.SetWindowLong (hwndUpDown, OS.GWL_ID, hwndUpDown);
- if (OS.IsDBLocale) {
- int hIMC = OS.ImmGetContext (handle);
- OS.ImmAssociateContext (hwndText, hIMC);
- OS.ImmAssociateContext (hwndUpDown, hIMC);
- OS.ImmReleaseContext (handle, hIMC);
- }
- OS.SendMessage (hwndUpDown, OS.UDM_SETRANGE32, 0, 100);
- OS.SendMessage (hwndUpDown, OS.IsWinCE ? OS.UDM_SETPOS : OS.UDM_SETPOS32, 0, 0);
- pageIncrement = 10;
- digits = 0;
- TCHAR buffer = new TCHAR (getCodePage (), "0", true);
- OS.SetWindowText (hwndText, buffer);
-}
-
-/**
- * Adds the listener to the collection of listeners who will
- * be notified when the receiver's text is modified, by sending
- * it one of the messages defined in the <code>ModifyListener</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 ModifyListener
- * @see #removeModifyListener
- */
-public void addModifyListener (ModifyListener listener) {
- checkWidget ();
- if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
- TypedListener typedListener = new TypedListener (listener);
- addListener (SWT.Modify, typedListener);
-}
-
-/**
- * Adds the listener to the collection of listeners who will
- * be notified when the control is selected, by sending
- * it one of the messages defined in the <code>SelectionListener</code>
- * interface.
- * <p>
- * <code>widgetSelected</code> is not called for texts.
- * <code>widgetDefaultSelected</code> is typically called when ENTER is pressed in a single-line text.
- * </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
- * @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);
-}
-
-/**
- * Adds the listener to the collection of listeners who will
- * be notified when the receiver's text is verified, by sending
- * it one of the messages defined in the <code>VerifyListener</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 VerifyListener
- * @see #removeVerifyListener
- */
-void addVerifyListener (VerifyListener listener) {
- checkWidget();
- if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
- TypedListener typedListener = new TypedListener (listener);
- addListener (SWT.Verify, typedListener);
-}
-
-int borderHandle () {
- return hwndText;
-}
-
-public Point computeSize (int wHint, int hHint, boolean changed) {
- checkWidget ();
- int width = 0, height = 0;
- if (wHint == SWT.DEFAULT || hHint == SWT.DEFAULT) {
- int newFont, oldFont = 0;
- int hDC = OS.GetDC (hwndText);
- newFont = OS.SendMessage (hwndText, OS.WM_GETFONT, 0, 0);
- if (newFont != 0) oldFont = OS.SelectObject (hDC, newFont);
- TEXTMETRIC tm = OS.IsUnicode ? (TEXTMETRIC) new TEXTMETRICW () : new TEXTMETRICA ();
- OS.GetTextMetrics (hDC, tm);
- height = tm.tmHeight;
- RECT rect = new RECT ();
- int [] max = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, null, max);
- String string = String.valueOf (max [0]);
- if (digits > 0) {
- StringBuffer buffer = new StringBuffer ();
- buffer.append (string);
- buffer.append (getDecimalSeparator ());
- int count = digits - string.length ();
- while (count >= 0) {
- buffer.append ("0");
- count--;
- }
- string = buffer.toString ();
- }
- TCHAR buffer = new TCHAR (getCodePage (), string, false);
- int flags = OS.DT_CALCRECT | OS.DT_EDITCONTROL | OS.DT_NOPREFIX;
- OS.DrawText (hDC, buffer, buffer.length (), rect, flags);
- width = rect.right - rect.left;
- if (newFont != 0) OS.SelectObject (hDC, oldFont);
- OS.ReleaseDC (hwndText, hDC);
- }
- if (width == 0) width = DEFAULT_WIDTH;
- if (height == 0) height = DEFAULT_HEIGHT;
- if (wHint != SWT.DEFAULT) width = wHint;
- if (hHint != SWT.DEFAULT) height = hHint;
- Rectangle trim = computeTrim (0, 0, width, height);
- if (hHint == SWT.DEFAULT) {
- int upDownHeight = OS.GetSystemMetrics (OS.SM_CYVSCROLL) + 2 * getBorderWidth ();
- trim.height = Math.max (trim.height, upDownHeight);
- }
- return new Point (trim.width, trim.height);
-}
-
-public Rectangle computeTrim (int x, int y, int width, int height) {
- checkWidget ();
-
- /* Get the trim of the text control */
- RECT rect = new RECT ();
- OS.SetRect (rect, x, y, x + width, y + height);
- int bits0 = OS.GetWindowLong (hwndText, OS.GWL_STYLE);
- int bits1 = OS.GetWindowLong (hwndText, OS.GWL_EXSTYLE);
- OS.AdjustWindowRectEx (rect, bits0, false, bits1);
- width = rect.right - rect.left;
- height = rect.bottom - rect.top;
-
- /*
- * The preferred height of a single-line text widget
- * has been hand-crafted to be the same height as
- * the single-line text widget in an editable combo
- * box.
- */
- int margins = OS.SendMessage (hwndText, OS.EM_GETMARGINS, 0, 0);
- x -= margins & 0xFFFF;
- width += (margins & 0xFFFF) + ((margins >> 16) & 0xFFFF);
- if ((style & SWT.BORDER) != 0) {
- x -= 1;
- y -= 1;
- width += 2;
- height += 2;
- }
- width += OS.GetSystemMetrics (OS.SM_CXVSCROLL);
- return new Rectangle (x, y, width, height);
-}
-
-/**
- * Copies the selected text.
- * <p>
- * The current selection is copied to the clipboard.
- * </p>
- *
- * @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 copy () {
- checkWidget ();
- OS.SendMessage (hwndText, OS.WM_COPY, 0, 0);
-}
-
-/**
- * Cuts the selected text.
- * <p>
- * The current selection is first copied to the
- * clipboard and then deleted from the widget.
- * </p>
- *
- * @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 cut () {
- checkWidget ();
- if ((style & SWT.READ_ONLY) != 0) return;
- OS.SendMessage (hwndText, OS.WM_CUT, 0, 0);
-}
-
-int defaultBackground () {
- return OS.GetSysColor (OS.COLOR_WINDOW);
-}
-
-void enableWidget (boolean enabled) {
- super.enableWidget (enabled);
- OS.EnableWindow (hwndText, enabled);
- OS.EnableWindow (hwndUpDown, enabled);
-}
-
-void deregister () {
- super.deregister ();
- display.removeControl (hwndText);
- display.removeControl (hwndUpDown);
-}
-
-boolean hasFocus () {
- int hwndFocus = OS.GetFocus ();
- if (hwndFocus == handle) return true;
- if (hwndFocus == hwndText) return true;
- if (hwndFocus == hwndUpDown) return true;
- return false;
-}
-
-/**
- * Returns the number of decimal places used by the receiver.
- *
- * @return the digits
- *
- * @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 getDigits () {
- checkWidget ();
- return digits;
-}
-
-String getDecimalSeparator () {
- TCHAR tchar = new TCHAR (getCodePage (), 4);
- int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_SDECIMAL, tchar, 4);
- return size != 0 ? tchar.toString (0, size - 1) : ".";
-}
-
-/**
- * Returns the amount that the receiver's value will be
- * modified by when the up/down 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 ();
- UDACCEL udaccel = new UDACCEL ();
- OS.SendMessage (hwndUpDown, OS.UDM_GETACCEL, 1, udaccel);
- return udaccel.nInc;
-}
-
-/**
- * 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 ();
- int [] max = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, null, max);
- return max [0];
-}
-
-/**
- * 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 ();
- int [] min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, null);
- return min [0];
-}
-
-/**
- * Returns the amount that the receiver's position will be
- * modified by when the page up/down keys are pressed.
- *
- * @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 pageIncrement;
-}
-
-/**
- * Returns the <em>selection</em>, 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 ();
- if (OS.IsWinCE) {
- return OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- return OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
-}
-
-int getSelectionText () {
- int length = OS.GetWindowTextLength (hwndText);
- TCHAR buffer = new TCHAR (getCodePage (), length + 1);
- OS.GetWindowText (hwndText, buffer, length + 1);
- String string = buffer.toString (0, length);
- try {
- int value;
- if (digits > 0) {
- String decimalSeparator = getDecimalSeparator ();
- int index = string.indexOf (decimalSeparator);
- if (index != -1) {
- String wholePart = string.substring (0, index);
- String decimalPart = string.substring (index + 1);
- if (decimalPart.length () > digits) {
- decimalPart = decimalPart.substring (0, digits);
- } else {
- int i = digits - decimalPart.length ();
- for (int j = 0; j < i; j++) {
- decimalPart = decimalPart + "0";
- }
- }
- int wholeValue = Integer.parseInt (wholePart);
- int decimalValue = Integer.parseInt (decimalPart);
- for (int i = 0; i < digits; i++) wholeValue *= 10;
- value = wholeValue + decimalValue;
- } else {
- value = Integer.parseInt (string);
- }
- } else {
- value = Integer.parseInt (string);
- }
- int [] max = new int [1], min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, max);
- if (min [0] <= value && value <= max [0]) return value;
- } catch (NumberFormatException e) {
- }
- return -1;
-}
-
-int mbcsToWcsPos (int mbcsPos) {
- if (mbcsPos <= 0) return 0;
- if (OS.IsUnicode) return mbcsPos;
- int mbcsSize = OS.GetWindowTextLengthA (hwndText);
- if (mbcsSize == 0) return 0;
- if (mbcsPos >= mbcsSize) return mbcsSize;
- byte [] buffer = new byte [mbcsSize + 1];
- OS.GetWindowTextA (hwndText, buffer, mbcsSize + 1);
- return OS.MultiByteToWideChar (getCodePage (), OS.MB_PRECOMPOSED, buffer, mbcsPos, null, 0);
-}
-
-/**
- * Pastes text from clipboard.
- * <p>
- * The selected text is deleted from the widget
- * and new text inserted from the clipboard.
- * </p>
- *
- * @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 paste () {
- checkWidget ();
- if ((style & SWT.READ_ONLY) != 0) return;
- OS.SendMessage (hwndText, OS.WM_PASTE, 0, 0);
-}
-
-void register () {
- super.register ();
- display.addControl (hwndText, this);
- display.addControl (hwndUpDown, this);
-}
-
-void releaseHandle () {
- super.releaseHandle ();
- hwndText = hwndUpDown = 0;
-}
-
-/**
- * Removes the listener from the collection of listeners who will
- * be notified when the receiver's text is modified.
- *
- * @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 ModifyListener
- * @see #addModifyListener
- */
-public void removeModifyListener (ModifyListener listener) {
- checkWidget ();
- if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
- if (eventTable == null) return;
- eventTable.unhook (SWT.Modify, listener);
-}
-
-/**
- * Removes the listener from the collection of listeners who will
- * be notified when the control is selected.
- *
- * @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);
-}
-
-/**
- * Removes the listener from the collection of listeners who will
- * be notified when the control is verified.
- *
- * @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 VerifyListener
- * @see #addVerifyListener
- */
-void removeVerifyListener (VerifyListener listener) {
- checkWidget ();
- if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
- if (eventTable == null) return;
- eventTable.unhook (SWT.Verify, listener);
-}
-
-boolean sendKeyEvent (int type, int msg, int wParam, int lParam, Event event) {
- if (!super.sendKeyEvent (type, msg, wParam, lParam, event)) {
- return false;
- }
- if ((style & SWT.READ_ONLY) != 0) return true;
- if (type != SWT.KeyDown) return true;
- if (msg != OS.WM_CHAR && msg != OS.WM_KEYDOWN && msg != OS.WM_IME_CHAR) {
- return true;
- }
- if (event.character == 0) return true;
-// if (!hooks (SWT.Verify) && !filters (SWT.Verify)) return true;
- char key = event.character;
- int stateMask = event.stateMask;
-
- /*
- * Disable all magic keys that could modify the text
- * and don't send events when Alt, Shift or Ctrl is
- * pressed.
- */
- switch (msg) {
- case OS.WM_CHAR:
- if (key != 0x08 && key != 0x7F && key != '\r' && key != '\t' && key != '\n') break;
- // FALL THROUGH
- case OS.WM_KEYDOWN:
- if ((stateMask & (SWT.ALT | SWT.SHIFT | SWT.CONTROL)) != 0) return false;
- break;
- }
-
- /*
- * If the left button is down, the text widget refuses the character.
- */
- if (OS.GetKeyState (OS.VK_LBUTTON) < 0) {
- return true;
- }
-
- /* Verify the character */
- String oldText = "";
- int [] start = new int [1], end = new int [1];
- OS.SendMessage (hwndText, OS.EM_GETSEL, start, end);
- switch (key) {
- case 0x08: /* Bs */
- if (start [0] == end [0]) {
- if (start [0] == 0) return true;
- start [0] = start [0] - 1;
- if (!OS.IsUnicode && OS.IsDBLocale) {
- int [] newStart = new int [1], newEnd = new int [1];
- OS.SendMessage (hwndText, OS.EM_SETSEL, start [0], end [0]);
- OS.SendMessage (hwndText, OS.EM_GETSEL, newStart, newEnd);
- if (start [0] != newStart [0]) start [0] = start [0] - 1;
- }
- start [0] = Math.max (start [0], 0);
- }
- break;
- case 0x7F: /* Del */
- if (start [0] == end [0]) {
- int length = OS.GetWindowTextLength (hwndText);
- if (start [0] == length) return true;
- end [0] = end [0] + 1;
- if (!OS.IsUnicode && OS.IsDBLocale) {
- int [] newStart = new int [1], newEnd = new int [1];
- OS.SendMessage (hwndText, OS.EM_SETSEL, start [0], end [0]);
- OS.SendMessage (hwndText, OS.EM_GETSEL, newStart, newEnd);
- if (end [0] != newEnd [0]) end [0] = end [0] + 1;
- }
- end [0] = Math.min (end [0], length);
- }
- break;
- case '\r': /* Return */
- return true;
- default: /* Tab and other characters */
- if (key != '\t' && key < 0x20) return true;
- oldText = new String (new char [] {key});
- break;
- }
- String newText = verifyText (oldText, start [0], end [0], event);
- if (newText == null) return false;
- if (newText == oldText) return true;
- TCHAR buffer = new TCHAR (getCodePage (), newText, true);
- OS.SendMessage (hwndText, OS.EM_SETSEL, start [0], end [0]);
- OS.SendMessage (hwndText, OS.EM_REPLACESEL, 0, buffer);
- return false;
-}
-
-void setBackgroundImage (int hBitmap) {
- super.setBackgroundImage (hBitmap);
- OS.InvalidateRect (hwndText, null, true);
-}
-
-void setBackgroundPixel (int pixel) {
- super.setBackgroundPixel (pixel);
- OS.InvalidateRect (hwndText, null, true);
-}
-
-/**
- * Sets the number of decimal places used by the receiver.
- * <p>
- * The digit setting is used to allow for floating point values in the receiver.
- * For example, to set the selection to a floating point value of 1.37 call setDigits() with
- * a value of 2 and setSelection() with a value of 137. Similarly, if getDigits() has a value
- * of 2 and getSelection() returns 137 this should be interpreted as 1.37. This applies to all
- * numeric APIs.
- * </p>
- *
- * @param value the new digits (must be greater than or equal to zero)
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_ARGUMENT - if the value is less than zero</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 void setDigits (int value) {
- checkWidget ();
- if (value < 0) error (SWT.ERROR_INVALID_ARGUMENT);
- if (value == this.digits) return;
- this.digits = value;
- int pos;
- if (OS.IsWinCE) {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- setSelection (pos, false, true, false);
-}
-
-void setForegroundPixel (int pixel) {
- super.setForegroundPixel (pixel);
- OS.InvalidateRect (hwndText, null, true);
-}
-
-/**
- * Sets the amount that the receiver's value will be
- * modified by when the up/down arrows are pressed to
- * the argument, which must be at least one.
- *
- * @param value 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 value) {
- checkWidget ();
- if (value < 1) return;
- int hHeap = OS.GetProcessHeap ();
- int count = OS.SendMessage (hwndUpDown, OS.UDM_GETACCEL, 0, (UDACCEL)null);
- int udaccels = OS.HeapAlloc (hHeap, OS.HEAP_ZERO_MEMORY, UDACCEL.sizeof * count);
- OS.SendMessage (hwndUpDown, OS.UDM_GETACCEL, count, udaccels);
- int first = -1;
- UDACCEL udaccel = new UDACCEL ();
- for (int i = 0; i < count; i++) {
- int offset = udaccels + (i * UDACCEL.sizeof);
- OS.MoveMemory (udaccel, offset, UDACCEL.sizeof);
- if (first == -1) first = udaccel.nInc;
- udaccel.nInc = udaccel.nInc * value / first;
- OS.MoveMemory (offset, udaccel, UDACCEL.sizeof);
- }
- OS.SendMessage (hwndUpDown, OS.UDM_SETACCEL, count, udaccels);
- OS.HeapFree (hHeap, 0, udaccels);
-}
-
-/**
- * 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 (value < 0) return;
- int [] min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, null);
- if (value <= min [0]) return;
- int pos;
- if (OS.IsWinCE) {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- OS.SendMessage (hwndUpDown , OS.UDM_SETRANGE32, min [0], value);
- if (pos > value) setSelection (value, true, true, false);
-}
-
-/**
- * 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 (value < 0) return;
- int [] max = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, null, max);
- if (value >= max [0]) return;
- int pos;
- if (OS.IsWinCE) {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- OS.SendMessage (hwndUpDown , OS.UDM_SETRANGE32, value, max [0]);
- if (pos < value) setSelection (value, true, true, false);
-}
-
-/**
- * Sets the amount that the receiver's position will be
- * modified by when the page up/down keys are pressed
- * to the argument, which must be at least one.
- *
- * @param value 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 value) {
- checkWidget ();
- if (value < 1) return;
- pageIncrement = value;
-}
-
-/**
- * Sets the <em>selection</em>, which is the receiver's
- * position, to the argument. If the argument is not within
- * the range specified by minimum and maximum, it will be
- * adjusted to fall within this range.
- *
- * @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 ();
- int [] max = new int [1], min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, max);
- value = Math.min (Math.max (min [0], value), max [0]);
- setSelection (value, true, true, false);
-}
-
-void setSelection (int value, boolean setPos, boolean setText, boolean notify) {
- if (setPos) {
- OS.SendMessage (hwndUpDown , OS.IsWinCE ? OS.UDM_SETPOS : OS.UDM_SETPOS32, 0, value);
- }
- if (setText) {
- String string = String.valueOf (value);
- if (digits > 0) {
- String decimalSeparator = getDecimalSeparator ();
- int index = string.length () - digits;
- StringBuffer buffer = new StringBuffer ();
- if (index > 0) {
- buffer.append (string.substring (0, index));
- buffer.append (decimalSeparator);
- buffer.append (string.substring (index));
- } else {
- buffer.append ("0");
- buffer.append (decimalSeparator);
- while (index++ < 0) buffer.append ("0");
- buffer.append (string);
- }
- string = buffer.toString ();
- }
- if (hooks (SWT.Verify) || filters (SWT.Verify)) {
- int length = OS.GetWindowTextLength (hwndText);
- string = verifyText (string, 0, length, null);
- if (string == null) return;
- }
- TCHAR buffer = new TCHAR (getCodePage (), string, true);
- OS.SetWindowText (hwndText, buffer);
- }
- if (notify) postEvent (SWT.Selection);
-}
-
-void setToolTipText (Shell shell, String string) {
- shell.setToolTipText (hwndText, string);
- shell.setToolTipText (hwndUpDown, string);
-}
-
-/**
- * Sets the receiver's selection, minimum value, maximum
- * value, digits, increment and page increment all at once.
- * <p>
- * Note: This is similar to setting the values individually
- * using the appropriate methods, but may be implemented in a
- * more efficient fashion on some platforms.
- * </p>
- *
- * @param selection the new selection value
- * @param minimum the new minimum value
- * @param maximum the new maximum value
- * @param digits the new digits value
- * @param increment the new increment value
- * @param pageIncrement the new pageIncrement value
- *
- * @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 setValues (int selection, int minimum, int maximum, int digits, int increment, int pageIncrement) {
- checkWidget ();
- if (minimum < 0) return;
- if (maximum <= minimum) return;
- if (digits < 0) return;
- if (increment < 1) return;
- if (pageIncrement < 1) return;
- selection = Math.min (Math.max (minimum, selection), maximum);
- setIncrement (increment);
- this.pageIncrement = pageIncrement;
- this.digits = digits;
- OS.SendMessage (hwndUpDown , OS.UDM_SETRANGE32, minimum, maximum);
- setSelection (selection, true, true, false);
-}
-
-void subclass () {
- super.subclass ();
- int newProc = display.windowProc;
- OS.SetWindowLong (hwndText, OS.GWL_WNDPROC, newProc);
- OS.SetWindowLong (hwndUpDown, OS.GWL_WNDPROC, newProc);
-}
-
-void unsubclass () {
- super.unsubclass ();
- OS.SetWindowLong (hwndText, OS.GWL_WNDPROC, EditProc);
- OS.SetWindowLong (hwndUpDown, OS.GWL_WNDPROC, UpDownProc);
-}
-
-String verifyText (String string, int start, int end, Event keyEvent) {
- Event event = new Event ();
- event.text = string;
- event.start = start;
- event.end = end;
- if (keyEvent != null) {
- event.character = keyEvent.character;
- event.keyCode = keyEvent.keyCode;
- event.stateMask = keyEvent.stateMask;
- }
- int index = 0;
- if (digits > 0) {
- String decimalSeparator = getDecimalSeparator ();
- index = string.indexOf (decimalSeparator);
- if (index != -1) {
- string = string.substring (0, index) + string.substring (index + 1);
- }
- index = 0;
- }
- while (index < string.length ()) {
- if (!Character.isDigit (string.charAt (index))) break;
- index++;
- }
- event.doit = index == string.length ();
- if (!OS.IsUnicode && OS.IsDBLocale) {
- event.start = mbcsToWcsPos (start);
- event.end = mbcsToWcsPos (end);
- }
- sendEvent (SWT.Verify, event);
- if (!event.doit || isDisposed ()) return null;
- return event.text;
-}
-
-int widgetExtStyle () {
- return super.widgetExtStyle () & ~OS.WS_EX_CLIENTEDGE;
-}
-
-int windowProc (int hwnd, int msg, int wParam, int lParam) {
- if (hwnd == hwndText || hwnd == hwndUpDown) {
- LRESULT result = null;
- switch (msg) {
- /* Keyboard messages */
- case OS.WM_CHAR: result = wmChar (hwnd, wParam, lParam); break;
- case OS.WM_IME_CHAR: result = wmIMEChar (hwnd, wParam, lParam); break;
- case OS.WM_KEYDOWN: result = wmKeyDown (hwnd, wParam, lParam); break;
- case OS.WM_KEYUP: result = wmKeyUp (hwnd, wParam, lParam); break;
- case OS.WM_SYSCHAR: result = wmSysChar (hwnd, wParam, lParam); break;
- case OS.WM_SYSKEYDOWN: result = wmSysKeyDown (hwnd, wParam, lParam); break;
- case OS.WM_SYSKEYUP: result = wmSysKeyUp (hwnd, wParam, lParam); break;
-
- /* Mouse Messages */
- case OS.WM_CAPTURECHANGED: result = wmCaptureChanged (hwnd, wParam, lParam); break;
- case OS.WM_LBUTTONDBLCLK: result = wmLButtonDblClk (hwnd, wParam, lParam); break;
- case OS.WM_LBUTTONDOWN: result = wmLButtonDown (hwnd, wParam, lParam); break;
- case OS.WM_LBUTTONUP: result = wmLButtonUp (hwnd, wParam, lParam); break;
- case OS.WM_MBUTTONDBLCLK: result = wmMButtonDblClk (hwnd, wParam, lParam); break;
- case OS.WM_MBUTTONDOWN: result = wmMButtonDown (hwnd, wParam, lParam); break;
- case OS.WM_MBUTTONUP: result = wmMButtonUp (hwnd, wParam, lParam); break;
- case OS.WM_MOUSEHOVER: result = wmMouseHover (hwnd, wParam, lParam); break;
- case OS.WM_MOUSELEAVE: result = wmMouseLeave (hwnd, wParam, lParam); break;
- case OS.WM_MOUSEMOVE: result = wmMouseMove (hwnd, wParam, lParam); break;
-// case OS.WM_MOUSEWHEEL: result = wmMouseWheel (hwnd, wParam, lParam); break;
- case OS.WM_RBUTTONDBLCLK: result = wmRButtonDblClk (hwnd, wParam, lParam); break;
- case OS.WM_RBUTTONDOWN: result = wmRButtonDown (hwnd, wParam, lParam); break;
- case OS.WM_RBUTTONUP: result = wmRButtonUp (hwnd, wParam, lParam); break;
- case OS.WM_XBUTTONDBLCLK: result = wmXButtonDblClk (hwnd, wParam, lParam); break;
- case OS.WM_XBUTTONDOWN: result = wmXButtonDown (hwnd, wParam, lParam); break;
- case OS.WM_XBUTTONUP: result = wmXButtonUp (hwnd, wParam, lParam); break;
-
- /* Focus Messages */
- case OS.WM_SETFOCUS: result = wmSetFocus (hwnd, wParam, lParam); break;
- case OS.WM_KILLFOCUS: result = wmKillFocus (hwnd, wParam, lParam); break;
-
- /* Paint messages */
- case OS.WM_PAINT: result = wmPaint (hwnd, wParam, lParam); break;
- case OS.WM_PRINT: result = wmPrint (hwnd, wParam, lParam); break;
-
- /* Menu messages */
- case OS.WM_CONTEXTMENU: result = wmContextMenu (hwnd, wParam, lParam); break;
-
- /* Clipboard messages */
- case OS.WM_CLEAR:
- case OS.WM_CUT:
- case OS.WM_PASTE:
- case OS.WM_UNDO:
- case OS.EM_UNDO:
- if (hwnd == hwndText) {
- result = wmClipboard (hwnd, msg, wParam, lParam);
- }
- break;
- }
- if (result != null) return result.value;
- return callWindowProc (hwnd, msg, wParam, lParam);
- }
- return super.windowProc (hwnd, msg, wParam, lParam);
-}
-
-LRESULT WM_ERASEBKGND (int wParam, int lParam) {
- super.WM_ERASEBKGND (wParam, lParam);
- drawBackground (wParam);
- return LRESULT.ONE;
-}
-
-LRESULT WM_KILLFOCUS (int wParam, int lParam) {
- return null;
-}
-
-LRESULT WM_SETFOCUS (int wParam, int lParam) {
- OS.SetFocus (hwndText);
- return null;
-}
-
-LRESULT WM_SETFONT (int wParam, int lParam) {
- LRESULT result = super.WM_SETFONT (wParam, lParam);
- if (result != null) return result;
- OS.SendMessage (hwndText, OS.WM_SETFONT, wParam, lParam);
- return result;
-}
-
-LRESULT WM_SIZE (int wParam, int lParam) {
- LRESULT result = super.WM_SIZE (wParam, lParam);
- if (isDisposed ()) return result;
- int width = lParam & 0xFFFF, height = lParam >> 16;
- int upDownWidth = OS.GetSystemMetrics (OS.SM_CXVSCROLL);
- int textWidth = width - upDownWidth;
- int border = OS.GetSystemMetrics (OS.SM_CXEDGE);
- int flags = OS.SWP_NOZORDER | OS.SWP_DRAWFRAME | OS.SWP_NOACTIVATE;
- SetWindowPos (hwndText, 0, 0, 0, textWidth + border, height, flags);
- SetWindowPos (hwndUpDown, 0, textWidth, 0, upDownWidth, height, flags);
- return result;
-}
-
-LRESULT wmChar (int hwnd, int wParam, int lParam) {
- LRESULT result = super.wmChar (hwnd, wParam, lParam);
- if (result != null) return result;
- /*
- * Feature in Windows. For some reason, when the
- * widget is a single line text widget, when the
- * user presses tab, return or escape, Windows beeps.
- * The fix is to look for these keys and not call
- * the window proc.
- */
- switch (wParam) {
- case SWT.CR:
- postEvent (SWT.DefaultSelection);
- // FALL THROUGH
- case SWT.TAB:
- case SWT.ESC: return LRESULT.ZERO;
- }
- return result;
-}
-
-LRESULT wmClipboard (int hwndText, int msg, int wParam, int lParam) {
- if ((style & SWT.READ_ONLY) != 0) return null;
-// if (!hooks (SWT.Verify) && !filters (SWT.Verify)) return null;
- boolean call = false;
- int [] start = new int [1], end = new int [1];
- String oldText = null, newText = null;
- switch (msg) {
- case OS.WM_CLEAR:
- case OS.WM_CUT:
- OS.SendMessage (hwndText, OS.EM_GETSEL, start, end);
- if (start [0] != end [0]) {
- newText = "";
- call = true;
- }
- break;
- case OS.WM_PASTE:
- OS.SendMessage (hwndText, OS.EM_GETSEL, start, end);
- newText = getClipboardText ();
- break;
- case OS.EM_UNDO:
- case OS.WM_UNDO:
- if (OS.SendMessage (hwndText, OS.EM_CANUNDO, 0, 0) != 0) {
- ignoreModify = true;
- OS.SendMessage (hwndText, OS.EM_GETSEL, start, end);
- OS.CallWindowProc (EditProc, hwndText, msg, wParam, lParam);
- int length = OS.GetWindowTextLength (hwndText);
- int [] newStart = new int [1], newEnd = new int [1];
- OS.SendMessage (hwndText, OS.EM_GETSEL, newStart, newEnd);
- if (length != 0 && newStart [0] != newEnd [0]) {
- TCHAR buffer = new TCHAR (getCodePage (), length + 1);
- OS.GetWindowText (hwndText, buffer, length + 1);
- newText = buffer.toString (newStart [0], newEnd [0] - newStart [0]);
- } else {
- newText = "";
- }
- OS.CallWindowProc (EditProc, hwndText, msg, wParam, lParam);
- ignoreModify = false;
- }
- break;
- }
- if (newText != null && !newText.equals (oldText)) {
- oldText = newText;
- newText = verifyText (newText, start [0], end [0], null);
- if (newText == null) return LRESULT.ZERO;
- if (!newText.equals (oldText)) {
- if (call) {
- OS.CallWindowProc (EditProc, hwndText, msg, wParam, lParam);
- }
- TCHAR buffer = new TCHAR (getCodePage (), newText, true);
- if (msg == OS.WM_SETTEXT) {
- int hHeap = OS.GetProcessHeap ();
- int byteCount = buffer.length () * TCHAR.sizeof;
- int pszText = OS.HeapAlloc (hHeap, OS.HEAP_ZERO_MEMORY, byteCount);
- OS.MoveMemory (pszText, buffer, byteCount);
- int code = OS.CallWindowProc (EditProc, hwndText, msg, wParam, pszText);
- OS.HeapFree (hHeap, 0, pszText);
- return new LRESULT (code);
- } else {
- OS.SendMessage (hwndText, OS.EM_REPLACESEL, 0, buffer);
- return LRESULT.ZERO;
- }
- }
- }
- return null;
-}
-
-LRESULT wmCommandChild (int wParam, int lParam) {
- int code = wParam >> 16;
- switch (code) {
- case OS.EN_CHANGE:
- if (ignoreModify) break;
- int value = getSelectionText ();
- if (value != -1) {
- int pos;
- if (OS.IsWinCE) {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- pos = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- if (pos != value) setSelection (value, true, false, true);
- }
- sendEvent (SWT.Modify);
- if (isDisposed ()) return LRESULT.ZERO;
- break;
- }
- return super.wmCommandChild (wParam, lParam);
-}
-
-LRESULT wmKeyDown (int hwnd, int wParam, int lParam) {
- LRESULT result = super.wmKeyDown (hwnd, wParam, lParam);
- if (result != null) return result;
-
- /* Increment the value */
- UDACCEL udaccel = new UDACCEL ();
- OS.SendMessage (hwndUpDown, OS.UDM_GETACCEL, 1, udaccel);
- int delta = 0;
- switch (wParam) {
- case OS.VK_UP: delta = udaccel.nInc; break;
- case OS.VK_DOWN: delta = -udaccel.nInc; break;
- case OS.VK_PRIOR: delta = pageIncrement; break;
- case OS.VK_NEXT: delta = -pageIncrement; break;
- }
- if (delta != 0) {
- int value = getSelectionText ();
- if (value != -1) {
- if (OS.IsWinCE) {
- value = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- value = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- }
- int newValue = value + delta;
- int [] max = new int [1], min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, max);
- if ((style & SWT.WRAP) != 0) {
- if (newValue < min [0]) newValue = max [0];
- if (newValue > max [0]) newValue = min [0];
- }
- newValue = Math.min (Math.max (min [0], newValue), max [0]);
- if (value != newValue) setSelection (newValue, true, true, true);
- }
-
- /* Stop the edit control from moving the caret */
- switch (wParam) {
- case OS.VK_UP:
- case OS.VK_DOWN:
- return LRESULT.ZERO;
- }
- return result;
-}
-
-LRESULT wmKillFocus (int hwnd, int wParam, int lParam) {
- int value = getSelectionText ();
- if (value == -1) {
- if (OS.IsWinCE) {
- value = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS, 0, 0) & 0xFFFF;
- } else {
- value = OS.SendMessage (hwndUpDown, OS.UDM_GETPOS32, 0, 0);
- }
- setSelection (value, false, true, false);
- }
- return super.wmKillFocus (hwnd, wParam, lParam);
-}
-
-LRESULT wmNotifyChild(int wParam, int lParam) {
- NMHDR hdr = new NMHDR ();
- OS.MoveMemory (hdr, lParam, NMHDR.sizeof);
- switch (hdr.code) {
- case OS.UDN_DELTAPOS:
- NMUPDOWN lpnmud = new NMUPDOWN ();
- OS.MoveMemory (lpnmud, lParam, NMUPDOWN.sizeof);
- int value = lpnmud.iPos + lpnmud.iDelta;
- int [] max = new int [1], min = new int [1];
- OS.SendMessage (hwndUpDown , OS.UDM_GETRANGE32, min, max);
- if ((style & SWT.WRAP) != 0) {
- if (value < min [0]) value = max [0];
- if (value > max [0]) value = min [0];
- }
- /*
- * The SWT.Modify event is sent after the widget has been
- * updated with the new state. Rather than allowing
- * the default updown window proc to set the value
- * when the user clicks on the updown control, set
- * the value explicity and stop the window proc
- * from running.
- */
- value = Math.min (Math.max (min [0], value), max [0]);
- if (value != lpnmud.iPos) {
- setSelection (value, true, true, true);
- }
- return LRESULT.ONE;
- }
- return super.wmNotifyChild (wParam, lParam);
-}
-
-LRESULT wmScrollChild (int wParam, int lParam) {
- int code = wParam & 0xFFFF;
- switch (code) {
- case OS.SB_THUMBPOSITION:
- postEvent (SWT.Selection);
- break;
- }
- return super.wmScrollChild (wParam, lParam);
-}
-
-}

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