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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/DirectoryDialog.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/DirectoryDialog.java | 310 |
1 files changed, 0 insertions, 310 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/DirectoryDialog.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/DirectoryDialog.java deleted file mode 100755 index 2c77b650dd..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/DirectoryDialog.java +++ /dev/null @@ -1,310 +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.*; -import org.eclipse.swt.internal.win32.*; -import org.eclipse.swt.*; - -/** - * Instances of this class allow the user to navigate - * the file system and select a directory. - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>(none)</dd> - * <dt><b>Events:</b></dt> - * <dd>(none)</dd> - * </dl> - * <p> - * IMPORTANT: This class is intended to be subclassed <em>only</em> - * within the SWT implementation. - * </p> - * - * @see <a href="http://www.eclipse.org/swt/snippets/#directorydialog">DirectoryDialog snippets</a> - * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample, Dialog tab</a> - * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> - * @noextend This class is not intended to be subclassed by clients. - */ - -public class DirectoryDialog extends Dialog { - String message = "", filterPath = ""; //$NON-NLS-1$//$NON-NLS-2$ - String directoryPath; - -/** - * Constructs a new instance of this class given only its parent. - * - * @param parent a shell which will be the parent of the new instance - * - * @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> - */ -public DirectoryDialog (Shell parent) { - this (parent, SWT.APPLICATION_MODAL); -} - -/** - * 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 shell which will be the parent of the new instance - * @param style the style of dialog 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> - */ -public DirectoryDialog (Shell parent, int style) { - super (parent, checkStyle (parent, style)); - checkSubclass (); -} - -int /*long*/ BrowseCallbackProc (int /*long*/ hwnd, int /*long*/ uMsg, int /*long*/ lParam, int /*long*/ lpData) { - switch ((int)/*64*/uMsg) { - case OS.BFFM_INITIALIZED: - if (filterPath != null && filterPath.length () != 0) { - /* Use the character encoding for the default locale */ - TCHAR buffer = new TCHAR (0, filterPath.replace ('/', '\\'), true); - OS.SendMessage (hwnd, OS.BFFM_SETSELECTION, 1, buffer); - } - if (title != null && title.length () != 0) { - /* Use the character encoding for the default locale */ - TCHAR buffer = new TCHAR (0, title, true); - OS.SetWindowText (hwnd, buffer); - } - break; - case OS.BFFM_VALIDATEFAILEDA: - case OS.BFFM_VALIDATEFAILEDW: - /* Use the character encoding for the default locale */ - int length = OS.IsUnicode ? OS.wcslen (lParam) : OS.strlen (lParam); - TCHAR buffer = new TCHAR (0, length); - int byteCount = buffer.length () * TCHAR.sizeof; - OS.MoveMemory (buffer, lParam, byteCount); - directoryPath = buffer.toString (0, length); - break; - } - return 0; -} - -/** - * Returns the path which the dialog will use to filter - * the directories it shows. - * - * @return the filter path - * - * @see #setFilterPath - */ -public String getFilterPath () { - return filterPath; -} - -/** - * Returns the dialog's message, which is a description of - * the purpose for which it was opened. This message will be - * visible on the dialog while it is open. - * - * @return the message - */ -public String getMessage () { - return message; -} - -/** - * Makes the dialog visible and brings it to the front - * of the display. - * - * @return a string describing the absolute path of the selected directory, - * or null if the dialog was cancelled or an error occurred - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the dialog has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the dialog</li> - * </ul> - */ -public String open () { - if (OS.IsWinCE) SWT.error (SWT.ERROR_NOT_IMPLEMENTED); - - int /*long*/ hHeap = OS.GetProcessHeap (); - - /* Get the owner HWND for the dialog */ - int /*long*/ hwndOwner = 0; - if (parent != null) hwndOwner = parent.handle; - - /* Copy the message to OS memory */ - int /*long*/ lpszTitle = 0; - if (message.length () != 0) { - String string = message; - if (string.indexOf ('&') != -1) { - int length = string.length (); - char [] buffer = new char [length * 2]; - int index = 0; - for (int i=0; i<length; i++) { - char ch = string.charAt (i); - if (ch == '&') buffer [index++] = '&'; - buffer [index++] = ch; - } - string = new String (buffer, 0, index); - } - /* Use the character encoding for the default locale */ - TCHAR buffer = new TCHAR (0, string, true); - int byteCount = buffer.length () * TCHAR.sizeof; - lpszTitle = OS.HeapAlloc (hHeap, OS.HEAP_ZERO_MEMORY, byteCount); - OS.MoveMemory (lpszTitle, buffer, byteCount); - } - - /* Create the BrowseCallbackProc */ - Callback callback = new Callback (this, "BrowseCallbackProc", 4); //$NON-NLS-1$ - int /*long*/ lpfn = callback.getAddress (); - if (lpfn == 0) SWT.error (SWT.ERROR_NO_MORE_CALLBACKS); - - /* Make the parent shell be temporary modal */ - Dialog oldModal = null; - Display display = parent.getDisplay (); - if ((style & (SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL)) != 0) { - oldModal = display.getModalDialog (); - display.setModalDialog (this); - } - - directoryPath = null; - BROWSEINFO lpbi = new BROWSEINFO (); - lpbi.hwndOwner = hwndOwner; - lpbi.lpszTitle = lpszTitle; - lpbi.ulFlags = OS.BIF_NEWDIALOGSTYLE | OS.BIF_RETURNONLYFSDIRS | OS.BIF_EDITBOX | OS.BIF_VALIDATE; - lpbi.lpfn = lpfn; - /* - * Bug in Windows. On some hardware configurations, SHBrowseForFolder() - * causes warning dialogs with the message "There is no disk in the drive - * Please insert a disk into \Device\Harddisk0\DR0". This is possibly - * caused by SHBrowseForFolder() calling internally GetVolumeInformation(). - * MSDN for GetVolumeInformation() says: - * - * "If you are attempting to obtain information about a floppy drive - * that does not have a floppy disk or a CD-ROM drive that does not - * have a compact disc, the system displays a message box asking the - * user to insert a floppy disk or a compact disc, respectively. - * To prevent the system from displaying this message box, call the - * SetErrorMode function with SEM_FAILCRITICALERRORS." - * - * The fix is to save and restore the error mode using SetErrorMode() - * with the SEM_FAILCRITICALERRORS flag around SHBrowseForFolder(). - */ - int oldErrorMode = OS.SetErrorMode (OS.SEM_FAILCRITICALERRORS); - - /* - * Bug in Windows. When a WH_MSGFILTER hook is used to run code - * during the message loop for SHBrowseForFolder(), running code - * in the hook can cause a GP. Specifically, SetWindowText() - * for static controls seemed to make the problem happen. - * The fix is to disable async messages while the directory - * dialog is open. - * - * NOTE: This only happens in versions of the comctl32.dll - * earlier than 6.0. - */ - boolean oldRunMessages = display.runMessages; - if (OS.COMCTL32_MAJOR < 6) display.runMessages = false; - int /*long*/ lpItemIdList = OS.SHBrowseForFolder (lpbi); - if (OS.COMCTL32_MAJOR < 6) display.runMessages = oldRunMessages; - OS.SetErrorMode (oldErrorMode); - - /* Clear the temporary dialog modal parent */ - if ((style & (SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL)) != 0) { - display.setModalDialog (oldModal); - } - - boolean success = lpItemIdList != 0; - if (success) { - /* Use the character encoding for the default locale */ - TCHAR buffer = new TCHAR (0, OS.MAX_PATH); - if (OS.SHGetPathFromIDList (lpItemIdList, buffer)) { - directoryPath = buffer.toString (0, buffer.strlen ()); - filterPath = directoryPath; - } - } - - /* Free the BrowseCallbackProc */ - callback.dispose (); - - /* Free the OS memory */ - if (lpszTitle != 0) OS.HeapFree (hHeap, 0, lpszTitle); - - /* Free the pointer to the ITEMIDLIST */ - int /*long*/ [] ppMalloc = new int /*long*/ [1]; - if (OS.SHGetMalloc (ppMalloc) == OS.S_OK) { - /* void Free (struct IMalloc *this, void *pv); */ - OS.VtblCall (5, ppMalloc [0], lpItemIdList); - } - - /* - * This code is intentionally commented. On some - * platforms, the owner window is repainted right - * away when a dialog window exits. This behavior - * is currently unspecified. - */ -// if (hwndOwner != 0) OS.UpdateWindow (hwndOwner); - - /* Return the directory path */ - if (!success) return null; - return directoryPath; -} - -/** - * Sets the path that the dialog will use to filter - * the directories it shows to the argument, which may - * be null. If the string is null, then the operating - * system's default filter path will be used. - * <p> - * Note that the path string is platform dependent. - * For convenience, either '/' or '\' can be used - * as a path separator. - * </p> - * - * @param string the filter path - */ -public void setFilterPath (String string) { - filterPath = string; -} - -/** - * Sets the dialog's message, which is a description of - * the purpose for which it was opened. This message will be - * visible on the dialog while it is open. - * - * @param string the message - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string is null</li> - * </ul> - */ -public void setMessage (String string) { - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - message = string; -} - -} |