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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Cursor.java')
-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Cursor.java302
1 files changed, 0 insertions, 302 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Cursor.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Cursor.java
deleted file mode 100644
index 52658518c6..0000000000
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Cursor.java
+++ /dev/null
@@ -1,302 +0,0 @@
-package org.eclipse.swt.graphics;
-
-/*
- * (c) Copyright IBM Corp. 2000, 2001.
- * All Rights Reserved
- */
-
-import org.eclipse.swt.*;
-import org.eclipse.swt.internal.gtk.*;
-import org.eclipse.swt.widgets.*;
-import org.eclipse.swt.internal.image.*;
-
-/**
- * Instances of this class manage operating system resources that
- * specify the appearance of the on-screen pointer. To create a
- * cursor you specify the device and either a simple cursor style
- * describing one of the standard operating system provided cursors
- * or the image and mask data for the desired appearance.
- * <p>
- * Application code must explicitly invoke the <code>Cursor.dispose()</code>
- * method to release the operating system resources managed by each instance
- * when those instances are no longer required.
- * </p>
- * <dl>
- * <dt><b>Styles:</b></dt>
- * <dd>
- * CURSOR_ARROW, CURSOR_WAIT, CURSOR_CROSS, CURSOR_APPSTARTING, CURSOR_HELP,
- * CURSOR_SIZEALL, CURSOR_SIZENESW, CURSOR_SIZENS, CURSOR_SIZENWSE, CURSOR_SIZEWE,
- * CURSOR_SIZEN, CURSOR_SIZES, CURSOR_SIZEE, CURSOR_SIZEW, CURSOR_SIZENE, CURSOR_SIZESE,
- * CURSOR_SIZESW, CURSOR_SIZENW, CURSOR_UPARROW, CURSOR_IBEAM, CURSOR_NO, CURSOR_HAND
- * </dd>
- * </dl>
- */
-public final class Cursor {
- /**
- * the handle to the OS cursor resource
- * (Warning: This field is platform dependent)
- */
- public int handle;
-Cursor () {
-}
-/**
- * Constructs a new cursor given a device and a style
- * constant describing the desired cursor appearance.
- * <p>
- * You must dispose the cursor when it is no longer required.
- * </p>
- *
- * @param device the device on which to allocate the cursor
- * @param style the style of cursor to allocate
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_INVALID_ARGUMENT - when an unknown style is specified</li>
- * </ul>
- *
- * @see Cursor for the supported style values
- */
-public Cursor(Device display, int style) {
- int osFlag = 0;
- switch (style) {
- case SWT.CURSOR_ARROW:
- osFlag = OS.GDK_LEFT_PTR;
- break;
- case SWT.CURSOR_WAIT:
- osFlag = OS.GDK_WATCH;
- break;
- case SWT.CURSOR_CROSS:
- osFlag = OS.GDK_CROSS;
- break;
- case SWT.CURSOR_APPSTARTING:
- osFlag = OS.GDK_WATCH;
- break;
- case SWT.CURSOR_HAND:
- osFlag = OS.GDK_HAND1;
- break;
- case SWT.CURSOR_HELP:
- osFlag = OS.GDK_QUESTION_ARROW;
- break;
- case SWT.CURSOR_SIZEALL:
- osFlag = OS.GDK_DIAMOND_CROSS;
- break;
- case SWT.CURSOR_SIZENESW:
- osFlag = OS.GDK_SIZING;
- break;
- case SWT.CURSOR_SIZENS:
- osFlag = OS.GDK_DOUBLE_ARROW;
- break;
- case SWT.CURSOR_SIZENWSE:
- osFlag = OS.GDK_SIZING;
- break;
- case SWT.CURSOR_SIZEWE:
- osFlag = OS.GDK_SB_H_DOUBLE_ARROW;
- break;
- case SWT.CURSOR_SIZEN:
- osFlag = OS.GDK_TOP_SIDE;
- break;
- case SWT.CURSOR_SIZES:
- osFlag = OS.GDK_BOTTOM_SIDE;
- break;
- case SWT.CURSOR_SIZEE:
- osFlag = OS.GDK_RIGHT_SIDE;
- break;
- case SWT.CURSOR_SIZEW:
- osFlag = OS.GDK_LEFT_SIDE;
- break;
- case SWT.CURSOR_SIZENE:
- osFlag = OS.GDK_TOP_RIGHT_CORNER;
- break;
- case SWT.CURSOR_SIZESE:
- osFlag = OS.GDK_BOTTOM_RIGHT_CORNER;
- break;
- case SWT.CURSOR_SIZESW:
- osFlag = OS.GDK_BOTTOM_LEFT_CORNER;
- break;
- case SWT.CURSOR_SIZENW:
- osFlag = OS.GDK_TOP_LEFT_CORNER;
- break;
- case SWT.CURSOR_UPARROW:
- osFlag = OS.GDK_SB_UP_ARROW;
- break;
- case SWT.CURSOR_IBEAM:
- osFlag = OS.GDK_XTERM;
- break;
- case SWT.CURSOR_NO:
- osFlag = OS.GDK_X_CURSOR;
- break;
- default:
- error(SWT.ERROR_INVALID_ARGUMENT);
- }
- this.handle = OS.gdk_cursor_new(osFlag);
-}
-/**
- * Constructs a new cursor given a device, image and mask
- * data describing the desired cursor appearance, and the x
- * and y co-ordinates of the <em>hotspot</em> (that is, the point
- * within the area covered by the cursor which is considered
- * to be where the on-screen pointer is "pointing").
- * <p>
- * The mask data is allowed to be null, but in this case the source
- * must be an ImageData representing an icon that specifies both
- * color data and mask data.
- * <p>
- * You must dispose the cursor when it is no longer required.
- * </p>
- *
- * @param device the device on which to allocate the cursor
- * @param source the color data for the cursor
- * @param mask the mask data for the cursor (or null)
- * @param hotspotX the x coordinate of the cursor's hotspot
- * @param hotspotY the y coordinate of the cursor's hotspot
- *
- * @exception IllegalArgumentException <ul>
- * <li>ERROR_NULL_ARGUMENT - when a null argument is passed that is not allowed</li>
- * <li>ERROR_INVALID_ARGUMENT - if the source and the mask are not the same
- * size, or either is not of depth one, or if the hotspot is outside
- * the bounds of the image</li>
- * </ul>
- * @exception SWTError <ul>
- * <li>ERROR_NO_HANDLES - if an error occurred constructing the cursor</li>
- * </ul>
- */
-public Cursor(Device display, ImageData source, ImageData mask, int hotspotX, int hotspotY) {
- if (source == null) error(SWT.ERROR_NULL_ARGUMENT);
- if (mask == null) {
- if (!(source.getTransparencyType() == SWT.TRANSPARENCY_MASK)) error(SWT.ERROR_NULL_ARGUMENT);
- mask = source.getTransparencyMask();
- }
- /* Check the bounds. Mask must be the same size as source */
- if (mask.width != source.width || mask.height != source.height) {
- error(SWT.ERROR_INVALID_ARGUMENT);
- }
- /* Check depths */
- if (mask.depth != 1) error(SWT.ERROR_INVALID_ARGUMENT);
- if (source.depth != 1) error(SWT.ERROR_INVALID_ARGUMENT);
- /* Check the hotspots */
- if (hotspotX >= source.width || hotspotX < 0 ||
- hotspotY >= source.height || hotspotY < 0) {
- error(SWT.ERROR_INVALID_ARGUMENT);
- }
-
- /* Swap the bits if necessary */
- byte[] sourceData = new byte[source.data.length];
- byte[] maskData = new byte[mask.data.length];
- /* Swap the bits in each byte */
- byte[] data = source.data;
- for (int i = 0; i < data.length; i++) {
- byte s = data[i];
- sourceData[i] = (byte)(((s & 0x80) >> 7) |
- ((s & 0x40) >> 5) |
- ((s & 0x20) >> 3) |
- ((s & 0x10) >> 1) |
- ((s & 0x08) << 1) |
- ((s & 0x04) << 3) |
- ((s & 0x02) << 5) |
- ((s & 0x01) << 7));
- sourceData[i] = (byte) ~sourceData[i];
- }
- data = mask.data;
- for (int i = 0; i < data.length; i++) {
- byte s = data[i];
- maskData[i] = (byte)(((s & 0x80) >> 7) |
- ((s & 0x40) >> 5) |
- ((s & 0x20) >> 3) |
- ((s & 0x10) >> 1) |
- ((s & 0x08) << 1) |
- ((s & 0x04) << 3) |
- ((s & 0x02) << 5) |
- ((s & 0x01) << 7));
- maskData[i] = (byte) ~maskData[i];
- }
-
- int sourcePixmap = OS.gdk_bitmap_create_from_data(0, sourceData, source.width, source.height);
- if (sourcePixmap==0) SWT.error(SWT.ERROR_NO_HANDLES);
- int maskPixmap = OS.gdk_bitmap_create_from_data(0, maskData, source.width, source.height);
- if (maskPixmap==0) SWT.error(SWT.ERROR_NO_HANDLES);
-
- /* Get the colors */
- GdkColor foreground = new GdkColor();
- foreground.red = 0;
- foreground.green = 0;
- foreground.blue = 0;
- GdkColor background = new GdkColor();
- background.red = (short)65535;
- background.green = (short)65535;
- background.blue = (short)65535;
-
- /* Create the cursor */
- /* For some reason, mask and source take reverse roles, both here and on Motif */
- handle = OS.gdk_cursor_new_from_pixmap (maskPixmap, sourcePixmap, foreground, background, hotspotX, hotspotY);
- /* Dispose the pixmaps */
- OS.gdk_pixmap_unref (sourcePixmap);
- OS.gdk_pixmap_unref (maskPixmap);
- if (handle == 0) error(SWT.ERROR_NO_HANDLES);
-}
-/**
- * Disposes of the operating system resources associated with
- * the cursor. Applications must dispose of all cursors which
- * they allocate.
- */
-public void dispose() {
- if (handle != 0) OS.gdk_cursor_destroy(handle);
- handle = 0;
-}
-/**
- * Compares the argument to the receiver, and returns true
- * if they represent the <em>same</em> object using a class
- * specific comparison.
- *
- * @param object the object to compare with this object
- * @return <code>true</code> if the object is the same as this object and <code>false</code> otherwise
- *
- * @see #hashCode
- */
-public boolean equals(Object object) {
- return (object == this) || ((object instanceof Cursor) && (handle == ((Cursor)object).handle));
-}
-void error(int code) {
- throw new SWTError(code);
-}
-public static Cursor gtk_new(int handle) {
- Cursor cursor = new Cursor();
- cursor.handle = handle;
- return cursor;
-}
-/**
- * Returns an integer hash code for the receiver. Any two
- * objects which return <code>true</code> when passed to
- * <code>equals</code> must return the same value for this
- * method.
- *
- * @return the receiver's hash
- *
- * @see #equals
- */
-public int hashCode() {
- return handle;
-}
-/**
- * Returns <code>true</code> if the cursor has been disposed,
- * and <code>false</code> otherwise.
- * <p>
- * This method gets the dispose state for the cursor.
- * When a cursor has been disposed, it is an error to
- * invoke any other method using the cursor.
- *
- * @return <code>true</code> when the cursor is disposed and <code>false</code> otherwise
- */
-public boolean isDisposed() {
- return handle == 0;
-}
-
-/**
- * Returns a string containing a concise, human-readable
- * description of the receiver.
- *
- * @return a string representation of the receiver
- */
-public String toString () {
- if (isDisposed()) return "Cursor {*DISPOSED*}";
- return "Cursor {" + handle + "}";
-}
-}

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