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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/wpf/org/eclipse/swt/widgets/Link.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/wpf/org/eclipse/swt/widgets/Link.java | 461 |
1 files changed, 0 insertions, 461 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/wpf/org/eclipse/swt/widgets/Link.java b/bundles/org.eclipse.swt/Eclipse SWT/wpf/org/eclipse/swt/widgets/Link.java deleted file mode 100644 index 4a6895c4c8..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/wpf/org/eclipse/swt/widgets/Link.java +++ /dev/null @@ -1,461 +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.wpf.*; -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.events.*; - -/** - * Instances of this class represent a selectable - * user interface object that displays a text with - * links. - * <p> - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>(none)</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection</dd> - * </dl> - * <p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#link">Link snippets</a> - * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample</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 Link extends Control { - Point [] offsets; - Point selection; - String [] ids; - String text; - private int[] mnemonics; - -/** - * 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 Widget#checkSubclass - * @see Widget#getStyle - */ -public Link (Composite parent, int style) { - super (parent, style); -} - -/** - * 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 control is selected by the user. - * <code>widgetDefaultSelected</code> is not called. - * </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); -} - -int backgroundProperty () { - return OS.TextBlock_BackgroundProperty (); -} - -void createHandle () { - state |= THEME_BACKGROUND; - handle = OS.gcnew_TextBlock (); - if (handle == 0) error (SWT.ERROR_NO_HANDLES); -} - -int defaultBackground () { - return OS.SystemColors_ControlColor; -} - -String getNameText () { - return getText (); -} - -/** - * Returns the receiver's text, which will be an empty - * string if it has never been set. - * - * @return the receiver's 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> - */ -public String getText () { - checkWidget (); - return text; -} - -void HandleClick (int sender, int e) { - if (!checkEvent (e)) return; - int source = OS.RoutedEventArgs_Source (e); - int i = OS.FrameworkContentElement_Tag (source); - OS.GCHandle_Free (source); - Event event = new Event (); - event.text = ids [i]; - sendEvent (SWT.Selection, event); -} - -String parse (String string) { - int length = string.length (); - offsets = new Point [length / 4]; - ids = new String [length / 4]; - mnemonics = new int [length / 4 + 1]; - StringBuffer result = new StringBuffer (); - char [] buffer = new char [length]; - string.getChars (0, string.length (), buffer, 0); - int index = 0, state = 0, linkIndex = 0; - int start = 0, tagStart = 0, linkStart = 0, endtagStart = 0, refStart = 0; - while (index < length) { - char c = Character.toLowerCase (buffer [index]); - switch (state) { - case 0: - if (c == '<') { - tagStart = index; - state++; - } - break; - case 1: - if (c == 'a') state++; - break; - case 2: - switch (c) { - case 'h': - state = 7; - break; - case '>': - linkStart = index + 1; - state++; - break; - default: - if (Character.isWhitespace(c)) break; - else state = 13; - } - break; - case 3: - if (c == '<') { - endtagStart = index; - state++; - } - break; - case 4: - state = c == '/' ? state + 1 : 3; - break; - case 5: - state = c == 'a' ? state + 1 : 3; - break; - case 6: - if (c == '>') { - mnemonics [linkIndex] = parseMnemonics (buffer, start, tagStart, result); - int offset = result.length (); - parseMnemonics (buffer, linkStart, endtagStart, result); - offsets [linkIndex] = new Point (offset, result.length () - 1); - if (ids [linkIndex] == null) { - ids [linkIndex] = new String (buffer, linkStart, endtagStart - linkStart); - } - linkIndex++; - start = tagStart = linkStart = endtagStart = refStart = index + 1; - state = 0; - } else { - state = 3; - } - break; - case 7: - state = c == 'r' ? state + 1 : 0; - break; - case 8: - state = c == 'e' ? state + 1 : 0; - break; - case 9: - state = c == 'f' ? state + 1 : 0; - break; - case 10: - state = c == '=' ? state + 1 : 0; - break; - case 11: - if (c == '"') { - state++; - refStart = index + 1; - } else { - state = 0; - } - break; - case 12: - if (c == '"') { - ids[linkIndex] = new String (buffer, refStart, index - refStart); - state = 2; - } - break; - case 13: - if (Character.isWhitespace (c)) { - state = 0; - } else if (c == '='){ - state++; - } - break; - case 14: - state = c == '"' ? state + 1 : 0; - break; - case 15: - if (c == '"') state = 2; - break; - default: - state = 0; - break; - } - index++; - } - if (start < length) { - int tmp = parseMnemonics (buffer, start, tagStart, result); - int mnemonic = parseMnemonics (buffer, Math.max (tagStart, linkStart), length, result); - if (mnemonic == -1) mnemonic = tmp; - mnemonics [linkIndex] = mnemonic; - } else { - mnemonics [linkIndex] = -1; - } - if (offsets.length != linkIndex) { - Point [] newOffsets = new Point [linkIndex]; - System.arraycopy (offsets, 0, newOffsets, 0, linkIndex); - offsets = newOffsets; - String [] newIDs = new String [linkIndex]; - System.arraycopy (ids, 0, newIDs, 0, linkIndex); - ids = newIDs; - int [] newMnemonics = new int [linkIndex + 1]; - System.arraycopy (mnemonics, 0, newMnemonics, 0, linkIndex + 1); - mnemonics = newMnemonics; - } - return result.toString (); -} - -int parseMnemonics (char [] buffer, int start, int end, StringBuffer result) { - int mnemonic = -1, index = start; - while (index < end) { - if (buffer [index] == '&') { - if (index + 1 < end && buffer [index + 1] == '&') { - result.append (buffer [index]); - index++; - } else { - mnemonic = result.length(); - } - } else { - result.append (buffer [index]); - } - index++; - } - return mnemonic; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the control is selected by the user. - * - * @param listener the listener which should no longer be notified - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> - * </ul> - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - * - * @see SelectionListener - * @see #addSelectionListener - */ -public void removeSelectionListener (SelectionListener listener) { - checkWidget (); - if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); - if (eventTable == null) return; - eventTable.unhook (SWT.Selection, listener); - eventTable.unhook (SWT.DefaultSelection, listener); -} - -void setFont (int font, double size) { - if (font != 0) { - int fontFamily = OS.Typeface_FontFamily( font); - int style = OS.Typeface_Style (font); - int weight = OS.Typeface_Weight (font); - int stretch = OS.Typeface_Stretch (font); - OS.TextBlock_FontFamily (handle, fontFamily); - OS.TextBlock_FontStyle (handle, style); - OS.TextBlock_FontWeight (handle, weight); - OS.TextBlock_FontStretch (handle, stretch); - OS.TextBlock_FontSize (handle, size); - OS.GCHandle_Free (fontFamily); - OS.GCHandle_Free (style); - OS.GCHandle_Free (weight); - OS.GCHandle_Free (stretch); - } else { - int property = OS.TextBlock_FontFamilyProperty (); - OS.DependencyObject_ClearValue (handle, property); - OS.GCHandle_Free (property); - property = OS.TextBlock_FontStyleProperty (); - OS.DependencyObject_ClearValue (handle, property); - OS.GCHandle_Free (property); - property = OS.TextBlock_FontWeightProperty (); - OS.DependencyObject_ClearValue (handle, property); - OS.GCHandle_Free (property); - property = OS.TextBlock_FontStretchProperty (); - OS.DependencyObject_ClearValue (handle, property); - OS.GCHandle_Free (property); - property = OS.TextBlock_FontSizeProperty (); - OS.DependencyObject_ClearValue (handle, property); - OS.GCHandle_Free (property); - } -} - -void setForegroundBrush (int brush) { -//TODO -} - -/** - * Sets the receiver's text. - * <p> - * The string can contain both regular text and hyperlinks. A hyperlink - * is delimited by an anchor tag, <A> and </A>. Within an - * anchor, a single HREF attribute is supported. When a hyperlink is - * selected, the text field of the selection event contains either the - * text of the hyperlink or the value of its HREF, if one was specified. - * In the rare case of identical hyperlinks within the same string, the - * HREF attribute can be used to distinguish between them. The string may - * include the mnemonic character and line delimiters. The only delimiter - * the HREF attribute supports is the quotation mark ("). - * </p> - * - * @param string the new text - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the text 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> - */ -public void setText (String string) { - checkWidget (); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - if (string.equals (text)) return; - text = string; - String parsed = parse (string); - int inlines = OS.TextBlock_Inlines (handle); - OS.InlineCollection_Clear (inlines); - int start = 0, end = parsed.length (); - int offsetIndex = 0; - while (start < end) { - Point point = offsetIndex < offsets.length ? offsets [offsetIndex] : null; - if (point == null) { - String substring = parsed.substring (start, end); - int stringPtr = createDotNetString (substring, false); - if (stringPtr == 0) error(SWT.ERROR_NO_HANDLES); - int run = OS.gcnew_Run (); - if (run == 0) error(SWT.ERROR_NO_HANDLES); - OS.Run_Text (run, stringPtr); - OS.InlineCollection_Add (inlines, run); - OS.GCHandle_Free (stringPtr); - OS.GCHandle_Free (run); - start = end; - } else { - if (start < point.x) { - String substring = parsed.substring (start, point.x); - int stringPtr = createDotNetString (substring, false); - if (stringPtr == 0) error(SWT.ERROR_NO_HANDLES); - int run = OS.gcnew_Run (); - if (run == 0) error(SWT.ERROR_NO_HANDLES); - OS.Run_Text (run, stringPtr); - OS.InlineCollection_Add (inlines, run); - OS.GCHandle_Free (stringPtr); - OS.GCHandle_Free (run); - start = point.x; - } else { - String substring = parsed.substring (point.x, point.y+1); - int stringPtr = createDotNetString (substring, false); - if (stringPtr == 0) error(SWT.ERROR_NO_HANDLES); - int run = OS.gcnew_Run (); - if (run == 0) error(SWT.ERROR_NO_HANDLES); - OS.Run_Text (run, stringPtr); - int hyperlink = OS.gcnew_Hyperlink (run); - OS.FrameworkContentElement_Tag (hyperlink, offsetIndex); - OS.InlineCollection_Add (inlines, hyperlink); - int handler = OS.gcnew_RoutedEventHandler (jniRef, "HandleClick"); - OS.Hyperlink_Click (hyperlink, handler); - OS.GCHandle_Free (handler); - OS.GCHandle_Free (stringPtr); - OS.GCHandle_Free (run); - OS.GCHandle_Free (hyperlink); - start = point.y+1; - offsetIndex++; - } - } - } - OS.GCHandle_Free (inlines); -} - -int traversalCode (int key, int event) { -// if (offsets.length == 0) return 0; - int bits = super.traversalCode (key, event); -// if (key == OS.Key_Tab && focusIndex < offsets.length - 1) { -// return bits & ~SWT.TRAVERSE_TAB_NEXT; -// } -// if (key == OS.GDK_ISO_Left_Tab && focusIndex > 0) { -// return bits & ~SWT.TRAVERSE_TAB_PREVIOUS; -// } - //TODO - return bits; -} -} |