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author | Silenio Quarti <silenio> | 2009-07-01 14:50:54 +0000 |
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committer | Silenio Quarti <silenio> | 2009-07-01 14:50:54 +0000 |
commit | 093c579a4ffd9551acb901bba9617e7aa776989d (patch) | |
tree | 71cf23798b651ef92f188390841a8d130908fb11 /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java | |
parent | f664d297f7bb009784868bf3fcf0b3e3bb9a646b (diff) | |
download | eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.tar.gz eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.tar.xz eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.zip |
restore HEAD after accidental deletion by error in automated build script
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java new file mode 100644 index 0000000000..3d1cfd10e4 --- /dev/null +++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/MessageBox.java @@ -0,0 +1,238 @@ +/******************************************************************************* + * 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.*; +import org.eclipse.swt.internal.*; +import org.eclipse.swt.internal.gtk.*; + +/** + * Instances of this class are used to inform or warn the user. + * <dl> + * <dt><b>Styles:</b></dt> + * <dd>ICON_ERROR, ICON_INFORMATION, ICON_QUESTION, ICON_WARNING, ICON_WORKING</dd> + * <dd>OK, OK | CANCEL</dd> + * <dd>YES | NO, YES | NO | CANCEL</dd> + * <dd>RETRY | CANCEL</dd> + * <dd>ABORT | RETRY | IGNORE</dd> + * <dt><b>Events:</b></dt> + * <dd>(none)</dd> + * </dl> + * <p> + * Note: Only one of the styles ICON_ERROR, ICON_INFORMATION, ICON_QUESTION, + * ICON_WARNING and ICON_WORKING may be specified. + * </p><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/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 MessageBox extends Dialog { + + String message = ""; + int /*long*/ handle; +/** + * 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 MessageBox (Shell parent) { + this (parent, SWT.OK | SWT.ICON_INFORMATION | 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. + * + * @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> + * + * @see SWT#ICON_ERROR + * @see SWT#ICON_INFORMATION + * @see SWT#ICON_QUESTION + * @see SWT#ICON_WARNING + * @see SWT#ICON_WORKING + * @see SWT#OK + * @see SWT#CANCEL + * @see SWT#YES + * @see SWT#NO + * @see SWT#ABORT + * @see SWT#RETRY + * @see SWT#IGNORE + */ +public MessageBox (Shell parent, int style) { + super (parent, checkStyle (parent, checkStyle (style))); + checkSubclass (); +} + +/** + * Returns the dialog's message, or an empty string if it does not have one. + * The message is a description of the purpose for which the dialog was opened. + * This message will be visible in the dialog while it is open. + * + * @return the message + */ +public String getMessage () { + return message; +} + +/** + * 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; +} + +/** + * Makes the dialog visible and brings it to the front + * of the display. + * + * @return the ID of the button that was selected to dismiss the + * message box (e.g. SWT.OK, SWT.CANCEL, etc.) + * + * @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 int open () { + int /*long*/ parentHandle = (parent != null) ? parent.topHandle() : 0; + int dialogFlags = OS.GTK_DIALOG_DESTROY_WITH_PARENT; + if ((style & (SWT.PRIMARY_MODAL | SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL)) != 0) { + dialogFlags |= OS.GTK_DIALOG_MODAL; + } + int messageType = OS.GTK_MESSAGE_INFO; + if ((style & (SWT.ICON_WARNING)) != 0) messageType = OS.GTK_MESSAGE_WARNING; + if ((style & (SWT.ICON_QUESTION)) != 0) messageType = OS.GTK_MESSAGE_QUESTION; + if ((style & (SWT.ICON_ERROR)) != 0) messageType = OS.GTK_MESSAGE_ERROR; + + byte [] buffer = Converter.wcsToMbcs (null, fixPercent (message), true); + handle = OS.gtk_message_dialog_new(parentHandle, dialogFlags, messageType, 0, buffer); + if (handle == 0) SWT.error(SWT.ERROR_NO_HANDLES); + if (parentHandle != 0) { + int /*long*/ pixbufs = OS.gtk_window_get_icon_list (parentHandle); + if (pixbufs != 0) { + OS.gtk_window_set_icon_list (handle, pixbufs); + OS.g_list_free (pixbufs); + } + } + Display display = parent != null ? parent.getDisplay (): Display.getCurrent (); + createButtons (display.getDismissalAlignment ()); + buffer = Converter.wcsToMbcs(null, title, true); + OS.gtk_window_set_title(handle,buffer); + display.addIdleProc (); + Dialog oldModal = null; + if (OS.gtk_window_get_modal (handle)) { + oldModal = display.getModalDialog (); + display.setModalDialog (this); + } + int signalId = 0; + int /*long*/ hookId = 0; + if ((style & SWT.RIGHT_TO_LEFT) != 0) { + signalId = OS.g_signal_lookup (OS.map, OS.GTK_TYPE_WIDGET()); + hookId = OS.g_signal_add_emission_hook (signalId, 0, display.emissionProc, handle, 0); + } + int response = OS.gtk_dialog_run (handle); + if ((style & SWT.RIGHT_TO_LEFT) != 0) { + OS.g_signal_remove_emission_hook (signalId, hookId); + } + if (OS.gtk_window_get_modal (handle)) { + display.setModalDialog (oldModal); + } + display.removeIdleProc (); + OS.gtk_widget_destroy (handle); + return response; +} + +private void createButtons (int alignment) { + if (alignment == SWT.LEFT) { + if ((style & SWT.OK) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-ok", true), SWT.OK); + if ((style & SWT.ABORT) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Abort"), true), SWT.ABORT); + if ((style & SWT.RETRY) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Retry"), true), SWT.RETRY); + if ((style & SWT.YES) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-yes", true), SWT.YES); + if ((style & SWT.NO) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-no", true), SWT.NO); + if ((style & SWT.IGNORE) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Ignore"), true), SWT.IGNORE); + if ((style & SWT.CANCEL) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-cancel", true), SWT.CANCEL); + } else { + if ((style & SWT.CANCEL) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-cancel", true), SWT.CANCEL); + if ((style & SWT.OK) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-ok", true), SWT.OK); + if ((style & SWT.NO) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-no", true), SWT.NO); + if ((style & SWT.YES) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, "gtk-yes", true), SWT.YES); + if ((style & SWT.IGNORE) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Ignore"), true), SWT.IGNORE); + if ((style & SWT.RETRY) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Retry"), true), SWT.RETRY); + if ((style & SWT.ABORT) != 0) OS.gtk_dialog_add_button(handle, Converter.wcsToMbcs (null, SWT.getMessage("SWT_Abort"), true), SWT.ABORT); + } +} + +private static int checkStyle (int style) { + int mask = (SWT.YES | SWT.NO | SWT.OK | SWT.CANCEL | SWT.ABORT | SWT.RETRY | SWT.IGNORE); + int bits = style & mask; + if (bits == SWT.OK || bits == SWT.CANCEL || bits == (SWT.OK | SWT.CANCEL)) return style; + if (bits == SWT.YES || bits == SWT.NO || bits == (SWT.YES | SWT.NO) || bits == (SWT.YES | SWT.NO | SWT.CANCEL)) return style; + if (bits == (SWT.RETRY | SWT.CANCEL) || bits == (SWT.ABORT | SWT.RETRY | SWT.IGNORE)) return style; + style = (style & ~mask) | SWT.OK; + return style; +} + +char[] fixPercent (String string) { + int length = string.length (); + char [] text = new char [length]; + string.getChars (0, length, text, 0); + int i = 0, j = 0; + char [] result = new char [length * 2]; + while (i < length) { + switch (text [i]) { + case '%': + result [j++] = '%'; + break; + } + result [j++] = text [i++]; + } + return result; +} +} |