diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Sash.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Sash.java | 409 |
1 files changed, 0 insertions, 409 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Sash.java b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Sash.java deleted file mode 100755 index c302342d0d..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Sash.java +++ /dev/null @@ -1,409 +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.internal.photon.*; -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.events.*; - -/** - * Instances of the receiver represent a selectable user interface object - * that allows the user to drag a rubber banded outline of the sash within - * the parent control. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>HORIZONTAL, VERTICAL, SMOOTH</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection</dd> - * </dl> - * <p> - * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified. - * </p><p> - * IMPORTANT: This class is intended to be subclassed <em>only</em> - * within the SWT implementation. - * </p> - */ -public class Sash extends Control { - boolean dragging; - int startX, startY, lastX, lastY; - final static int INCREMENT = 1; - final static int PAGE_INCREMENT = 9; - -/** - * 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#HORIZONTAL - * @see SWT#VERTICAL - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public Sash (Composite parent, int style) { - super (parent, checkStyle (style)); -} - -/** - * 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> - * When <code>widgetSelected</code> is called, the x, y, width, and height fields of the event object are valid. - * If the receiver is being dragged, the event object detail field contains the value <code>SWT.DRAG</code>. - * <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); -} - -static int checkStyle (int style) { - return checkBits (style, SWT.HORIZONTAL, SWT.VERTICAL, 0, 0, 0, 0); -} - -public Point computeSize (int wHint, int hHint, boolean changed) { - checkWidget(); - int border = getBorderWidth (); - int width = border * 2, height = border * 2; - if ((style & SWT.HORIZONTAL) != 0) { - width += DEFAULT_WIDTH; height += 3; - } else { - width += 3; height += DEFAULT_HEIGHT; - } - if (wHint != SWT.DEFAULT) width = wHint + (border * 2); - if (hHint != SWT.DEFAULT) height = hHint + (border * 2); - return new Point (width, height); -} - -void createHandle (int index) { - state |= GRAB | HANDLE; - int clazz = display.PtContainer; - int parentHandle = parent.parentingHandle (); - int cursor = ((style & SWT.HORIZONTAL) != 0) ? OS.Ph_CURSOR_DRAG_VERTICAL : OS.Ph_CURSOR_DRAG_HORIZONTAL; - int [] args = { - OS.Pt_ARG_FLAGS, 0, OS.Pt_GETS_FOCUS, - OS.Pt_ARG_CURSOR_TYPE, cursor, 0, - OS.Pt_ARG_RESIZE_FLAGS, 0, OS.Pt_RESIZE_XY_BITS, - }; - handle = OS.PtCreateWidget (clazz, parentHandle, args.length / 3, args); - if (handle == 0) error (SWT.ERROR_NO_HANDLES); -} - -byte [] defaultFont () { - return display.TITLE_FONT; -} - -void drawBand (int x, int y, int width, int height) { - if (parent == null) return; - if (parent.isDisposed ()) return; - int parentHandle = parent.handle; - if (!OS.PtWidgetIsRealized (parentHandle)) return; - int phGC = OS.PgCreateGC (0); // NOTE: PgCreateGC ignores the parameter - if (phGC == 0) return; - int [] args = {OS.Pt_ARG_COLOR, 0, 0, OS.Pt_ARG_FILL_COLOR, 0, 0}; - OS.PtGetResources (handle, args.length / 3, args); - int foreground = args [1]; - int background = args [4]; - int color = foreground ^ ~background; - int prevContext = OS.PgSetGC (phGC); - OS.PgSetRegion (OS.PtWidgetRid (parentHandle)); - OS.PgSetDrawMode (OS.Pg_DrawModeDSx); - OS.PgSetFillColor (color); - OS.PgDrawIRect (x, y, x + width - 1, y + height - 1, OS.Pg_DRAW_FILL); - OS.PgSetGC (prevContext); - OS.PgDestroyGC (phGC); -} - -int Ph_EV_BUT_PRESS (int widget, int info) { - int result = super.Ph_EV_BUT_PRESS (widget, info); - if (result != OS.Pt_CONTINUE)return result; - processMouse (info); - return result; -} - -int Ph_EV_BUT_RELEASE (int widget, int info) { - int result = super.Ph_EV_BUT_RELEASE (widget, info); - if (result != OS.Pt_CONTINUE)return result; - processMouse (info); - return result; -} - -int Ph_EV_DRAG (int widget, int info) { - int result = super.Ph_EV_DRAG (widget, info); - if (result != OS.Pt_CONTINUE)return result; - processMouse (info); - return result; -} - -int Ph_EV_PTR_MOTION (int widget, int info) { - int result = super.Ph_EV_PTR_MOTION (widget, info); - if (result != OS.Pt_CONTINUE)return result; - processMouse (info); - return result; -} - -void processMouse (int info) { - PtCallbackInfo_t cbinfo = new PtCallbackInfo_t (); - OS.memmove (cbinfo, info, PtCallbackInfo_t.sizeof); - PhEvent_t ev = new PhEvent_t (); - OS.memmove (ev, cbinfo.event, PhEvent_t.sizeof); - int data = OS.PhGetData (cbinfo.event); - PhPointerEvent_t pe = new PhPointerEvent_t (); - OS.memmove (pe, data, PhPointerEvent_t.sizeof); - if (pe.buttons != OS.Ph_BUTTON_SELECT) return; - - int x = pe.pos_x + ev.translation_x; - int y = pe.pos_y + ev.translation_y; - PhArea_t area = new PhArea_t (); - OS.PtWidgetArea (handle, area); - Event event = new Event (); - int width = event.width = area.size_w; - int height = event.height = area.size_h; - switch (ev.type) { - case OS.Ph_EV_BUT_PRESS: - PhRect_t rect = new PhRect_t (); - PhPoint_t pos = new PhPoint_t(); - pos.x = pe.pos_x; - pos.y = pe.pos_y; - rect.ul_x = rect.lr_x = (short) (pos.x + ev.translation_x); - rect.ul_y = rect.lr_y = (short) (pos.y + ev.translation_y); - int rid = OS.PtWidgetRid (handle); -// int input_group = OS.PhInputGroup (cbinfo.event); - int input_group = OS.PhInputGroup (0); - OS.PhInitDrag (rid, OS.Ph_DRAG_KEY_MOTION | OS.Ph_DRAG_TRACK | OS.Ph_TRACK_DRAG, rect, null, input_group, null, null, null, pos, null); - - /* Compute the banding rectangle */ - startX = x; - startY = y; - lastX = area.pos_x; - lastY = area.pos_y; - - /* The event must be sent because doit flag is used */ - event.x = lastX; event.y = lastY; - event.detail = SWT.DRAG; - - /* - * It is possible (but unlikely), that application - * code could have disposed the widget in the selection - * event. If this happens, end the processing of the - * Windows message by returning zero as the result of - * the window proc. - */ - sendEvent (SWT.Selection, event); - if (isDisposed ()) return; - - /* Draw the banding rectangle */ - if (event.doit) { - dragging = true; - menuShell ().bringToTop (true); - OS.PtFlush (); - drawBand (lastX = event.x, lastY = event.y, width, height); - } - break; - case OS.Ph_EV_BUT_RELEASE: - if (ev.subtype != OS.Ph_EV_RELEASE_PHANTOM) { - return; - } - /* Compute the banding rectangle */ - if (!dragging) return; - dragging = false; - - /* The event must be sent because doit flag is used */ - event.x = lastX; event.y = lastY; - drawBand (lastX, lastY, width, height); - sendEvent (SWT.Selection, event); - // widget could be disposed at this point - break; - case OS.Ph_EV_PTR_MOTION_BUTTON: - case OS.Ph_EV_PTR_MOTION_NOBUTTON: - case OS.Ph_EV_DRAG: - if (ev.subtype != OS.Ph_EV_DRAG_MOTION_EVENT) { - return; - } - if (!dragging) return; - - /* Compute the banding rectangle */ - x += area.pos_x; - y += area.pos_y; - Rectangle r = parent.getClientArea (); - int clientWidth = r.width; - int clientHeight = r.height; - int newX = lastX, newY = lastY; - if ((style & SWT.VERTICAL) != 0) { - newX = Math.min (Math.max (0, x - startX), clientWidth - width); - } else { - newY = Math.min (Math.max (0, y - startY), clientHeight - height); - } - if ((newX == lastX) && (newY == lastY)) return; - drawBand (lastX, lastY, width, height); - - /* The event must be sent because doit flag is used */ - event.x = newX; event.y = newY; - event.detail = SWT.DRAG; - - /* - * It is possible (but unlikely), that application - * code could have disposed the widget in the selection - * event. If this happens, end the processing of the - * Windows message by returning zero as the result of - * the window proc. - */ - sendEvent (SWT.Selection, event); - if (isDisposed ()) return; - - /* Draw the banding rectangle */ - if (event.doit) { - lastX = event.x; lastY = event.y; - OS.PtFlush (); - drawBand (lastX, lastY, width, height); - } - break; - } -} - -/** - * 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); -} - -int traversalCode (int key_sym, PhKeyEvent_t ke) { - return 0; -} - -boolean translateTraversal (int key_sym, PhKeyEvent_t phEvent) { - boolean result = super.translateTraversal (key_sym, phEvent); - if (!result) { - switch (key_sym) { - case OS.Pk_Left: - case OS.Pk_Right: - case OS.Pk_Up: - case OS.Pk_Down: - - /* Calculate the new x or y position */ - if ((phEvent.button_state & OS.Ph_BUTTON_SELECT) != 0) return result; - int step = (phEvent.key_mods & OS.Pk_KM_Ctrl) != 0 ? INCREMENT : PAGE_INCREMENT; - int x = 0, y = 0; - if ((style & SWT.VERTICAL) != 0) { - if (key_sym == OS.Pk_Up || key_sym == OS.Pk_Down) break; - x = key_sym == OS.Pk_Left ? -step : step; - } else { - if (key_sym == OS.Pk_Left || key_sym == OS.Pk_Right) break; - y = key_sym == OS.Pk_Up ? -step : step; - } - PhArea_t area = new PhArea_t (); - OS.PtWidgetArea (handle, area); - x += area.pos_x; - y += area.pos_y; - int width = area.size_w; - int height = area.size_h; - Rectangle r = parent.getClientArea (); - int clientWidth = r.width; - int clientHeight = r.height; - int newX = lastX, newY = lastY; - if ((style & SWT.VERTICAL) != 0) { - newX = Math.min (Math.max (0, x - startX), clientWidth - width); - } else { - newY = Math.min (Math.max (0, y - startY), clientHeight - height); - } - if (newX == lastX && newY == lastY) return result; - - /* The event must be sent because doit flag is used */ - Event event = new Event (); - event.x = newX; event.y = newY; - event.width = width; event.height = height; - - /* - * It is possible (but unlikely), that application - * code could have disposed the widget in the selection - * event. If this happens, end the processing of the - * Windows message by returning zero as the result of - * the window proc. - */ - sendEvent (SWT.Selection, event); - if (isDisposed ()) return true; - if (event.doit) { - OS.PtWidgetArea (handle, area); - int cursorX = area.size_w / 2, cursorY = area.size_h / 2; - short [] absX = new short [1], absY = new short [1]; - OS.PtGetAbsPosition (handle, absX, absY); - OS.PhMoveCursorAbs (OS.PhInputGroup (0), cursorX + absX [0], cursorY + absY [0]); - } - return result; - } - } - return result; -} - -int widgetClass () { - return OS.PtContainer (); -} - -} |