diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Browser/photon/org/eclipse/swt/browser/Browser.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Browser/photon/org/eclipse/swt/browser/Browser.java | 1178 |
1 files changed, 0 insertions, 1178 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Browser/photon/org/eclipse/swt/browser/Browser.java b/bundles/org.eclipse.swt/Eclipse SWT Browser/photon/org/eclipse/swt/browser/Browser.java deleted file mode 100644 index 825ab92eba..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT Browser/photon/org/eclipse/swt/browser/Browser.java +++ /dev/null @@ -1,1178 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 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: - * Chris McKillop (QNX Software Systems) - initial implementation - *******************************************************************************/ -package org.eclipse.swt.browser; - -import java.io.File; - -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.Point; -import org.eclipse.swt.internal.*; -import org.eclipse.swt.internal.photon.*; -import org.eclipse.swt.widgets.*; - -/** - * Instances of this class implement the browser user interface - * metaphor. It allows the user to visualize and navigate through - * HTML documents. - * <p> - * Note that although this class is a subclass of <code>Composite</code>, - * it does not make sense to set a layout on it. - * </p><p> - * IMPORTANT: This class is <em>not</em> intended to be subclassed. - * </p> - * - * @since 3.0 - */ -public class Browser extends Composite { - int webHandle; - String url = ""; //$NON-NLS-1$ - String text = ""; //$NON-NLS-1$ - int textOffset; - int currentProgress; - int totalProgress = 25; - /* browser to redirect content to */ - Browser browser; - static int instanceCount = 0; - - /* External Listener management */ - CloseWindowListener[] closeWindowListeners = new CloseWindowListener[0]; - LocationListener[] locationListeners = new LocationListener[0]; - OpenWindowListener[] openWindowListeners = new OpenWindowListener[0]; - ProgressListener[] progressListeners = new ProgressListener[0]; - StatusTextListener[] statusTextListeners = new StatusTextListener[0]; - TitleListener[] titleListeners = new TitleListener[0]; - VisibilityWindowListener[] visibilityWindowListeners = new VisibilityWindowListener[0]; - - /* Package Name */ - static final String PACKAGE_PREFIX = "org.eclipse.swt.browser."; //$NON-NLS-1$ - static Callback callback; - -/** - * 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 widget which will be the parent of the new instance (cannot be null) - * @param style the style of widget 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> - * </ul> - * @exception SWTError <ul> - * <li>ERROR_NO_HANDLES if a handle could not be obtained for browser creation</li> - * </ul> - * - * @see Widget#getStyle - * - * @since 3.0 - */ -public Browser(Composite parent, int style) { - super(parent, style); - - /* use Photon's built-in anchoring for resizing */ - int[] args = { - OS.Pt_ARG_ANCHOR_FLAGS, - OS.Pt_TOP_ANCHORED_TOP | OS.Pt_BOTTOM_ANCHORED_BOTTOM | OS.Pt_LEFT_ANCHORED_LEFT | OS.Pt_RIGHT_ANCHORED_RIGHT, - OS.Pt_TOP_ANCHORED_TOP | OS.Pt_BOTTOM_ANCHORED_BOTTOM | OS.Pt_LEFT_ANCHORED_LEFT | OS.Pt_RIGHT_ANCHORED_RIGHT, - OS.Pt_ARG_FILL_COLOR, - 0xFFFFFF, - 0 }; - webHandle = OS.PtCreateWidget(OS.PtWebClient(), handle, args.length / 3, args); - if (webHandle == 0) { - dispose(); - SWT.error (SWT.ERROR_NO_HANDLES); - } - - /* configure the widget with a specific server */ - File netfront = new File("/usr/photon/bin/netfront"); //$NON-NLS-1$ - String name, server; - if (netfront.exists() || (OS.QNX_MAJOR >= 6 && OS.QNX_MINOR >= 3 && OS.QNX_MICRO >= 0)) { - name = "NetfrontServer"; //$NON-NLS-1$ - server = "netfront"; //$NON-NLS-1$ - } else { - name = "VoyagerServer-2"; //$NON-NLS-1$ - server = "vserver"; //$NON-NLS-1$ - } - /* set client name */ - byte[] nameBuffer = Converter.wcsToMbcs(null, name, true); - int namePtr = OS.malloc(nameBuffer.length); - OS.memmove(namePtr, nameBuffer, nameBuffer.length); - OS.PtSetResource(webHandle, OS.Pt_ARG_CLIENT_NAME, namePtr, 0); - OS.free(namePtr); - - /** - * Feature in Photon PtWebClient. If you give a server name - * when the widget is created it will attempt to start a new server - * rather then attaching a new window context to the existing server. - * If you don't connect to the existing one then javascript window - * creation will fail. - */ - if (instanceCount == 0) { - /* select server */ - byte[] serverBuffer = Converter.wcsToMbcs(null, server, true); - int serverPtr = OS.malloc(serverBuffer.length); - OS.memmove(serverPtr, serverBuffer, serverBuffer.length); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_SERVER, serverPtr, 0); - OS.free(serverPtr); - } - instanceCount++; - - if (callback == null) callback = new Callback(this.getClass(), "webProc", 3, false); //$NON-NLS-1$ - int webProc = callback.getAddress(); - if (webProc == 0) SWT.error (SWT.ERROR_NO_MORE_CALLBACKS); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_CLOSE_WINDOW, webProc, OS.Pt_CB_WEB_CLOSE_WINDOW); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_COMPLETE, webProc, OS.Pt_CB_WEB_COMPLETE); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_DATA_REQ, webProc, OS.Pt_CB_WEB_DATA_REQ); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_METADATA, webProc, OS.Pt_CB_WEB_METADATA); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_NEW_WINDOW, webProc, OS.Pt_CB_WEB_NEW_WINDOW); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_START, webProc, OS.Pt_CB_WEB_START); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_STATUS, webProc, OS.Pt_CB_WEB_STATUS); - OS.PtAddCallback(webHandle,OS.Pt_CB_WEB_URL, webProc, OS.Pt_CB_WEB_URL); - Listener listener = new Listener() { - public void handleEvent(Event event) { - switch (event.type) { - case SWT.Dispose: onDispose(); break; - case SWT.FocusIn: onFocusGained(event); break; - } - } - }; - int[] folderEvents = new int[]{ - SWT.Dispose, - SWT.FocusIn, - }; - for (int i = 0; i < folderEvents.length; i++) { - addListener(folderEvents[i], listener); - } - OS.PtRealizeWidget(webHandle); -} - -/** - * Clears all session cookies from all current Browser instances. - * - * @since 3.2 - */ -public static void clearSessions () { - // TODO -} - -static int webProc(int handle, int data, int info) { - Display display = Display.getCurrent(); - int parent = OS.PtWidgetParent (handle); - Widget widget = display.findWidget(parent); - if (widget != null && widget instanceof Browser) { - Browser browser = (Browser)widget; - return browser.webProc(data, info); - } - return OS.Pt_CONTINUE; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when the window hosting the receiver should be closed. - * <p> - * This notification occurs when a javascript command such as - * <code>window.close</code> gets executed by a <code>Browser</code>. - * </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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addCloseWindowListener(CloseWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - CloseWindowListener[] newCloseWindowListeners = new CloseWindowListener[closeWindowListeners.length + 1]; - System.arraycopy(closeWindowListeners, 0, newCloseWindowListeners, 0, closeWindowListeners.length); - closeWindowListeners = newCloseWindowListeners; - closeWindowListeners[closeWindowListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when the current location has changed or is about to change. - * <p> - * This notification typically occurs when the application navigates - * to a new location with {@link #setUrl(String)} or when the user - * activates a hyperlink. - * </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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addLocationListener(LocationListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - LocationListener[] newLocationListeners = new LocationListener[locationListeners.length + 1]; - System.arraycopy(locationListeners, 0, newLocationListeners, 0, locationListeners.length); - locationListeners = newLocationListeners; - locationListeners[locationListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when a new window needs to be created. - * <p> - * This notification occurs when a javascript command such as - * <code>window.open</code> gets executed by a <code>Browser</code>. - * </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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addOpenWindowListener(OpenWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - OpenWindowListener[] newOpenWindowListeners = new OpenWindowListener[openWindowListeners.length + 1]; - System.arraycopy(openWindowListeners, 0, newOpenWindowListeners, 0, openWindowListeners.length); - openWindowListeners = newOpenWindowListeners; - openWindowListeners[openWindowListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when a progress is made during the loading of the current - * URL or when the loading of the current URL has been completed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addProgressListener(ProgressListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - ProgressListener[] newProgressListeners = new ProgressListener[progressListeners.length + 1]; - System.arraycopy(progressListeners, 0, newProgressListeners, 0, progressListeners.length); - progressListeners = newProgressListeners; - progressListeners[progressListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when the status text is changed. - * <p> - * The status text is typically displayed in the status bar of - * a browser application. - * </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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addStatusTextListener(StatusTextListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - StatusTextListener[] newStatusTextListeners = new StatusTextListener[statusTextListeners.length + 1]; - System.arraycopy(statusTextListeners, 0, newStatusTextListeners, 0, statusTextListeners.length); - statusTextListeners = newStatusTextListeners; - statusTextListeners[statusTextListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when the title of the current document is available - * or has changed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addTitleListener(TitleListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - TitleListener[] newTitleListeners = new TitleListener[titleListeners.length + 1]; - System.arraycopy(titleListeners, 0, newTitleListeners, 0, titleListeners.length); - titleListeners = newTitleListeners; - titleListeners[titleListeners.length - 1] = listener; -} - -/** - * Adds the listener to the collection of listeners who will be - * notified when a window hosting the receiver needs to be displayed - * or hidden. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void addVisibilityWindowListener(VisibilityWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - VisibilityWindowListener[] newVisibilityWindowListeners = new VisibilityWindowListener[visibilityWindowListeners.length + 1]; - System.arraycopy(visibilityWindowListeners, 0, newVisibilityWindowListeners, 0, visibilityWindowListeners.length); - visibilityWindowListeners = newVisibilityWindowListeners; - visibilityWindowListeners[visibilityWindowListeners.length - 1] = listener; -} - -/** - * Navigate to the previous session history item. - * - * @return <code>true</code> if the operation was successful and <code>false</code> otherwise - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @see #forward - * - * @since 3.0 - */ -public boolean back() { - checkWidget(); - int ptr = OS.malloc(4); - int[] args = new int[]{OS.Pt_ARG_WEB_NAVIGATE_PAGE, ptr, 0}; - OS.PtGetResources(webHandle, args.length / 3, args); - int[] result = new int[1]; - OS.memmove(result, ptr, 4); - OS.memmove(result, result[0], 4); - OS.free(ptr); - if ((result[0] & (1 << OS.Pt_WEB_DIRECTION_BACK)) == 0) return false; - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_NAVIGATE_PAGE, OS.Pt_WEB_DIRECTION_BACK, 0); - return true; -} - -int webProc(int data, int info) { - switch (data) { - case OS.Pt_CB_WEB_CLOSE_WINDOW: return Pt_CB_WEB_CLOSE_WINDOW(info); - case OS.Pt_CB_WEB_COMPLETE: return Pt_CB_WEB_COMPLETE(info); - case OS.Pt_CB_WEB_DATA_REQ: return Pt_CB_WEB_DATA_REQ(info); - case OS.Pt_CB_WEB_METADATA: return Pt_CB_WEB_METADATA(info); - case OS.Pt_CB_WEB_NEW_WINDOW: return Pt_CB_WEB_NEW_WINDOW(info); - case OS.Pt_CB_WEB_START: return Pt_CB_WEB_START(info); - case OS.Pt_CB_WEB_STATUS: return Pt_CB_WEB_STATUS(info); - case OS.Pt_CB_WEB_URL: return Pt_CB_WEB_URL(info); - } - return OS.Pt_CONTINUE; -} - -protected void checkSubclass() { - String name = getClass().getName(); - int index = name.lastIndexOf('.'); - if (!name.substring(0, index + 1).equals(PACKAGE_PREFIX)) { - SWT.error(SWT.ERROR_INVALID_SUBCLASS); - } -} - -/** - * Execute the specified script. - * - * <p> - * Execute a script containing javascript commands in the context of the current document. - * - * @param script the script with javascript commands - * - * @return <code>true</code> if the operation was successful and <code>false</code> otherwise - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the script is null</li> - * </ul> - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.1 - */ -public boolean execute(String script) { - checkWidget(); - if (script == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - - return false; -} - -/** - * Navigate to the next session history item. - * - * @return <code>true</code> if the operation was successful and <code>false</code> otherwise - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @see #back - * - * @since 3.0 - */ -public boolean forward() { - checkWidget(); - int ptr = OS.malloc(4); - int[] args = new int[]{OS.Pt_ARG_WEB_NAVIGATE_PAGE, ptr, 0}; - OS.PtGetResources(webHandle, args.length / 3, args); - int[] result = new int[1]; - OS.memmove(result, ptr, 4); - OS.memmove(result, result[0], 4); - OS.free(ptr); - if ((result[0] & (1 << OS.Pt_WEB_DIRECTION_FWD)) == 0) return false; - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_NAVIGATE_PAGE, OS.Pt_WEB_DIRECTION_FWD, 0); - return true; -} - -/** - * Returns the current URL. - * - * @return the current URL or an empty <code>String</code> if there is no current URL - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @see #setUrl - * - * @since 3.0 - */ -public String getUrl() { - checkWidget(); - return url; -} - -/** - * Returns <code>true</code> if the receiver can navigate to the - * previous session history item, and <code>false</code> otherwise. - * - * @return the receiver's back command enabled state - * - * @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 #back - */ -public boolean isBackEnabled() { - checkWidget(); - int ptr = OS.malloc(4); - int[] args = new int[] {OS.Pt_ARG_WEB_NAVIGATE_PAGE, ptr, 0}; - OS.PtGetResources(webHandle, args.length / 3, args); - int[] result = new int[1]; - OS.memmove(result, ptr, 4); - OS.memmove(result, result[0], 4); - OS.free(ptr); - return (result[0] & (1 << OS.Pt_WEB_DIRECTION_BACK)) != 0; -} - -/** - * Returns <code>true</code> if the receiver can navigate to the - * next session history item, and <code>false</code> otherwise. - * - * @return the receiver's forward command enabled state - * - * @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 #forward - */ -public boolean isForwardEnabled() { - checkWidget(); - int ptr = OS.malloc(4); - int[] args = new int[]{OS.Pt_ARG_WEB_NAVIGATE_PAGE, ptr, 0}; - OS.PtGetResources(webHandle, args.length / 3, args); - int[] result = new int[1]; - OS.memmove(result, ptr, 4); - OS.memmove(result, result[0], 4); - OS.free(ptr); - return (result[0] & (1 << OS.Pt_WEB_DIRECTION_FWD)) != 0; -} - -void onDispose() { - OS.PtDestroyWidget(webHandle); - webHandle = 0; - instanceCount--; -} - -void onFocusGained(Event e) { - OS.PtContainerGiveFocus(webHandle, null); -} - -int Pt_CB_WEB_CLOSE_WINDOW(int info) { - WindowEvent event = new WindowEvent(this); - event.display = getDisplay(); - event.widget = this; - for(int i = 0; i < closeWindowListeners.length; i++ ) - closeWindowListeners[i].close(event); - dispose(); - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_COMPLETE(int info) { - Display display = getDisplay(); - LocationEvent event = new LocationEvent(this); - event.display = display; - event.widget = this; - event.location = url; - event.top = true; - for (int i = 0; i < locationListeners.length; i++) - locationListeners[i].changed(event); - ProgressEvent progress = new ProgressEvent(this); - progress.display = display; - progress.widget = this; - progress.current = totalProgress; - progress.total = totalProgress; - for (int i = 0; i < progressListeners.length; i++) - progressListeners[i].completed(progress); - StatusTextEvent statusevent = new StatusTextEvent(this); - statusevent.display = display; - statusevent.widget = this; - statusevent.text = ""; //$NON-NLS-1$ - for (int i = 0; i < statusTextListeners.length; i++) - statusTextListeners[i].changed(statusevent); - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_DATA_REQ(int info) { - PtCallbackInfo_t cbinfo_t = new PtCallbackInfo_t(); - OS.memmove(cbinfo_t, info, PtCallbackInfo_t.sizeof); - PtWebDataReqCallback_t dataReq = new PtWebDataReqCallback_t(); - OS.memmove(dataReq, cbinfo_t.cbdata, PtWebDataReqCallback_t.sizeof); - PtWebClientData_t clientData = new PtWebClientData_t(); - clientData.type = dataReq.type; - clientData.data = 0; - String data = null; - switch (clientData.type) { - case OS.Pt_WEB_DATA_HEADER: - StringBuffer sb = new StringBuffer("Content-Type: text/html\n"); //$NON-NLS-1$ - sb.append("Content-Length: "); //$NON-NLS-1$ - sb.append(text.length()); - sb.append("\n"); //$NON-NLS-1$ - data = sb.toString(); - break; - case OS.Pt_WEB_DATA_BODY: - /* - * Feature on Photon. The PtSetResource() call for PtWebClient data imposes - * a limit on the size of the text buffer being passed. The workaround is - * to break the text into 1KB chunks. - */ - if (text.length() - textOffset > 1024) { - data = text.substring(textOffset, textOffset + 1024); - textOffset += 1024; - } else { - data = text.substring(textOffset); - } - break; - case OS.Pt_WEB_DATA_CLOSE: - text = ""; //$NON-NLS-1$ - break; - } - if (data != null) { - byte[] buffer = Converter.wcsToMbcs(null, data, true); - clientData.data = OS.malloc(buffer.length); - OS.memmove(clientData.data, buffer, buffer.length); - clientData.length = buffer.length - 1; - } - System.arraycopy(dataReq.url, 0, clientData.url, 0, dataReq.url.length); - int ptr = OS.malloc(PtWebClientData_t.sizeof); - OS.memmove(ptr, clientData, PtWebClientData_t.sizeof); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_DATA, clientData.data, ptr); - OS.free(ptr); - if (clientData.data != 0) OS.free(clientData.data); - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_METADATA(int info) { - PtCallbackInfo_t cbinfo_t = new PtCallbackInfo_t(); - OS.memmove(cbinfo_t, info, PtCallbackInfo_t.sizeof); - final PtWebMetaDataCallback_t webmeta_t = new PtWebMetaDataCallback_t(); - OS.memmove(webmeta_t, cbinfo_t.cbdata, PtWebMetaDataCallback_t.sizeof); - String name = new String(webmeta_t.name, 0, OS.strlen(cbinfo_t.cbdata)); - if (name.equals("title")) { //$NON-NLS-1$ - String title = new String(webmeta_t.value, 0, OS.strlen(cbinfo_t.cbdata + webmeta_t.name.length)); - TitleEvent newEvent = new TitleEvent(Browser.this); - newEvent.display = getDisplay(); - newEvent.widget = this; - newEvent.title = title; - /* - * Feature on Photon. The Voyager Browser updates the title section - * in the window decoration even if the title refers to an inner frame. - * Browsers on other platforms only update the title that refers to - * the top frame. As a result, the title event on Photon is sent for - * both top and inner frames. - */ - for (int i = 0; i < titleListeners.length; i++) - titleListeners[i].changed(newEvent); - } - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_NEW_WINDOW(int info) { - PtCallbackInfo_t cbinfo_t = new PtCallbackInfo_t(); - OS.memmove(cbinfo_t, info, PtCallbackInfo_t.sizeof); - final PtWebWindowCallback_t webwin_t = new PtWebWindowCallback_t(); - OS.memmove(webwin_t,cbinfo_t.cbdata,PtWebWindowCallback_t.sizeof); - /* - * Feature on Photon. The server will use the first PtWebClient - * widget created from within the CB_WEB_NEW_WINDOW callback to - * host the new window. The workaround is to create a temporary - * PtWebClient widget everytime the notification is received. - * When its location is known, the Browser provided by the - * application is then redirected. - */ - final Browser hidden = new Browser(getParent(), SWT.NONE); - hidden.addLocationListener(new LocationListener() { - public void changed(org.eclipse.swt.browser.LocationEvent event) { - /* - * Bug on Voyager. The first PtWebClient widget created - * from within the CB_WEB_NEW_WINDOW callback is the one - * hosting the new window. For some reason, this PtWebClient - * widget may or may not receive a Pt_CB_WEB_URL - * notification. It receives a Pt_CB_WEB_COMPLETE in all cases. - * The workaround is to reload the content when this occurs. - * This request causes the Pt_CB_WEB_URL to be correctly sent, - * providing the information required to redirect the browser - * provided by the application. - */ - if (event.location.length() == 0) { - hidden.refresh(); - return; - } - hidden.dispose(); - } - public void changing(final org.eclipse.swt.browser.LocationEvent event) { - Browser redirect = hidden.browser; - /* Forward the link to the Browser actually provided by the user */ - if (redirect != null && !redirect.isDisposed()) { - WindowEvent newEvent = new WindowEvent(redirect); - newEvent.display = getDisplay(); - newEvent.widget = redirect; - newEvent.location = null; - /* Photon sets the size to 0,0 when it isn't specified. */ - newEvent.size = webwin_t.size_w == 0 && webwin_t.size_h == 0 ? null : new Point(webwin_t.size_w, webwin_t.size_h); - for (int i = 0; i < redirect.visibilityWindowListeners.length; i++) - redirect.visibilityWindowListeners[i].show(newEvent); - redirect.setUrl(event.location); - } - } - }); - WindowEvent event = new WindowEvent(this); - event.display = getDisplay(); - event.widget = this; - event.required = true; - for (int i = 0; i < openWindowListeners.length; i++) - openWindowListeners[i].open(event); - if (event.browser != null && !event.browser.isDisposed()) hidden.browser = event.browser; - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_START(int info) { - currentProgress = 1; - ProgressEvent progress = new ProgressEvent(this); - progress.display = getDisplay(); - progress.widget = this; - progress.current = currentProgress; - progress.total = totalProgress; - for (int i = 0; i < progressListeners.length; i++) - progressListeners[i].changed(progress); - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_STATUS(int info) { - PtCallbackInfo_t cbinfo_t = new PtCallbackInfo_t(); - PtWebStatusCallback_t webstatus = new PtWebStatusCallback_t(); - OS.memmove(cbinfo_t, info, PtCallbackInfo_t.sizeof); - OS.memmove(webstatus, cbinfo_t.cbdata, PtWebStatusCallback_t.sizeof); - switch (webstatus.type) { - case OS.Pt_WEB_STATUS_MOUSE : - case OS.Pt_WEB_STATUS_PROGRESS : - StatusTextEvent statusevent = new StatusTextEvent(this); - statusevent.display = getDisplay(); - statusevent.widget = this; - statusevent.text = new String(webstatus.desc, 0, OS.strlen(cbinfo_t.cbdata)); - for (int i = 0; i < statusTextListeners.length; i++) - statusTextListeners[i].changed(statusevent); - if (webstatus.type == OS.Pt_WEB_STATUS_PROGRESS) { - currentProgress++; - if (currentProgress >= totalProgress) currentProgress = 1; - ProgressEvent progress = new ProgressEvent(this); - progress.display = getDisplay(); - progress.widget = this; - progress.current = currentProgress; - progress.total = totalProgress; - for (int i = 0; i < progressListeners.length; i++) - progressListeners[i].changed(progress); - } - break; - } - return OS.Pt_CONTINUE; -} - -int Pt_CB_WEB_URL(int info) { - PtCallbackInfo_t cbinfo_t = new PtCallbackInfo_t(); - OS.memmove(cbinfo_t, info, PtCallbackInfo_t.sizeof); - byte[] buffer = new byte[OS.strlen(cbinfo_t.cbdata) + 1]; - OS.memmove(buffer, cbinfo_t.cbdata, buffer.length); - url = new String(Converter.mbcsToWcs(null, buffer)); - LocationEvent event = new LocationEvent(this); - event.display = getDisplay(); - event.widget = this; - event.location = url; - event.doit = true; - for (int i = 0; i < locationListeners.length; i++) - locationListeners[i].changing(event); - /* Widget could have been disposed */ - if (isDisposed()) return OS.Pt_CONTINUE; - if (!event.doit) stop(); - return OS.Pt_CONTINUE; -} - -/** - * Refresh the current page. - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void refresh() { - checkWidget(); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_RELOAD, 1, 0); -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the window hosting the receiver should be closed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeCloseWindowListener(CloseWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (closeWindowListeners.length == 0) return; - int index = -1; - for (int i = 0; i < closeWindowListeners.length; i++) { - if (listener == closeWindowListeners[i]){ - index = i; - break; - } - } - if (index == -1) return; - if (closeWindowListeners.length == 1) { - closeWindowListeners = new CloseWindowListener[0]; - return; - } - CloseWindowListener[] newCloseWindowListeners = new CloseWindowListener[closeWindowListeners.length - 1]; - System.arraycopy(closeWindowListeners, 0, newCloseWindowListeners, 0, index); - System.arraycopy(closeWindowListeners, index + 1, newCloseWindowListeners, index, closeWindowListeners.length - index - 1); - closeWindowListeners = newCloseWindowListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the current location is changed or about to be changed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeLocationListener(LocationListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (locationListeners.length == 0) return; - int index = -1; - for (int i = 0; i < locationListeners.length; i++) { - if (listener == locationListeners[i]) { - index = i; - break; - } - } - if (index == -1) return; - if (locationListeners.length == 1) { - locationListeners = new LocationListener[0]; - return; - } - LocationListener[] newLocationListeners = new LocationListener[locationListeners.length - 1]; - System.arraycopy(locationListeners, 0, newLocationListeners, 0, index); - System.arraycopy(locationListeners, index + 1, newLocationListeners, index, locationListeners.length - index - 1); - locationListeners = newLocationListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when a new window needs to be created. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeOpenWindowListener(OpenWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (openWindowListeners.length == 0) return; - int index = -1; - for (int i = 0; i < openWindowListeners.length; i++) { - if (listener == openWindowListeners[i]){ - index = i; - break; - } - } - if (index == -1) return; - if (openWindowListeners.length == 1) { - openWindowListeners = new OpenWindowListener[0]; - return; - } - OpenWindowListener[] newOpenWindowListeners = new OpenWindowListener[openWindowListeners.length - 1]; - System.arraycopy(openWindowListeners, 0, newOpenWindowListeners, 0, index); - System.arraycopy(openWindowListeners, index + 1, newOpenWindowListeners, index, openWindowListeners.length - index - 1); - openWindowListeners = newOpenWindowListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when a progress is made during the loading of the current - * URL or when the loading of the current URL has been completed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeProgressListener(ProgressListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (progressListeners.length == 0) return; - int index = -1; - for (int i = 0; i < progressListeners.length; i++) { - if (listener == progressListeners[i]) { - index = i; - break; - } - } - if (index == -1) return; - if (progressListeners.length == 1) { - progressListeners = new ProgressListener[0]; - return; - } - ProgressListener[] newProgressListeners = new ProgressListener[progressListeners.length - 1]; - System.arraycopy(progressListeners, 0, newProgressListeners, 0, index); - System.arraycopy(progressListeners, index + 1, newProgressListeners, index, progressListeners.length - index - 1); - progressListeners = newProgressListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the status text is changed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeStatusTextListener(StatusTextListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (statusTextListeners.length == 0) return; - int index = -1; - for (int i = 0; i < statusTextListeners.length; i++) { - if (listener == statusTextListeners[i]) { - index = i; - break; - } - } - if (index == -1) return; - if (statusTextListeners.length == 1) { - statusTextListeners = new StatusTextListener[0]; - return; - } - StatusTextListener[] newStatusTextListeners = new StatusTextListener[statusTextListeners.length - 1]; - System.arraycopy(statusTextListeners, 0, newStatusTextListeners, 0, index); - System.arraycopy(statusTextListeners, index + 1, newStatusTextListeners, index, statusTextListeners.length - index - 1); - statusTextListeners = newStatusTextListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the title of the current document is available - * or has changed. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeTitleListener(TitleListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (titleListeners.length == 0) return; - int index = -1; - for (int i = 0; i < titleListeners.length; i++) { - if (listener == titleListeners[i]){ - index = i; - break; - } - } - if (index == -1) return; - if (titleListeners.length == 1) { - titleListeners = new TitleListener[0]; - return; - } - TitleListener[] newTitleListeners = new TitleListener[titleListeners.length - 1]; - System.arraycopy(titleListeners, 0, newTitleListeners, 0, index); - System.arraycopy(titleListeners, index + 1, newTitleListeners, index, titleListeners.length - index - 1); - titleListeners = newTitleListeners; -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when a window hosting the receiver needs to be displayed - * or hidden. - * - * @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_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void removeVisibilityWindowListener(VisibilityWindowListener listener) { - checkWidget(); - if (listener == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - if (visibilityWindowListeners.length == 0) return; - int index = -1; - for (int i = 0; i < visibilityWindowListeners.length; i++) { - if (listener == visibilityWindowListeners[i]){ - index = i; - break; - } - } - if (index == -1) return; - if (visibilityWindowListeners.length == 1) { - visibilityWindowListeners = new VisibilityWindowListener[0]; - return; - } - VisibilityWindowListener[] newVisibilityListeners = new VisibilityWindowListener[visibilityWindowListeners.length - 1]; - System.arraycopy(visibilityWindowListeners, 0, newVisibilityListeners, 0, index); - System.arraycopy(visibilityWindowListeners, index + 1, newVisibilityListeners, index, visibilityWindowListeners.length - index - 1); - visibilityWindowListeners = newVisibilityListeners; -} - -/** - * Renders HTML. - * - * <p> - * The html parameter is Unicode encoded since it is a java <code>String</code>. - * As a result, the HTML meta tag charset should not be set. The charset is implied - * by the <code>String</code> itself. - * - * @param html the HTML content to be rendered - * - * @return true if the operation was successful and false otherwise. - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the html is null</li> - * </ul> - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @see #setUrl - * - * @since 3.0 - */ -public boolean setText(String html) { - checkWidget(); - if (html == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - text = html; - textOffset = 0; - byte[] buffer = Converter.wcsToMbcs(null, "client:", true); //$NON-NLS-1$ - int ptr = OS.malloc(buffer.length); - OS.memmove(ptr, buffer, buffer.length); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_GET_URL, ptr, OS.Pt_WEB_ACTION_DISPLAY); - OS.free(ptr); - return true; -} - -/** - * Loads a URL. - * - * @param url the URL to be loaded - * - * @return true if the operation was successful and false otherwise. - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the url is null</li> - * </ul> - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @see #getUrl - * - * @since 3.0 - */ -public boolean setUrl(String url) { - checkWidget(); - if (url == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); - byte[] buffer = Converter.wcsToMbcs(null, url, true); - int ptr = OS.malloc(buffer.length); - OS.memmove(ptr, buffer, buffer.length); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_GET_URL, ptr, OS.Pt_WEB_ACTION_DISPLAY); - OS.free(ptr); - return true; -} - -/** - * Stop any loading and rendering activity. - * - * @exception SWTException <ul> - * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> - * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> - * </ul> - * - * @since 3.0 - */ -public void stop() { - checkWidget(); - OS.PtSetResource(webHandle, OS.Pt_ARG_WEB_STOP, 1, 0); -} -} |