root / web_client / src / gr / grnet / pithos / web / client / DeleteFolderDialog.java @ ba0078a6
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1 | ab1eb3f8 | Christos Stathis | /*
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2 | 58777026 | Christos Stathis | * Copyright 2011 GRNET S.A. All rights reserved.
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3 | 58777026 | Christos Stathis | *
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4 | 58777026 | Christos Stathis | * Redistribution and use in source and binary forms, with or
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5 | 58777026 | Christos Stathis | * without modification, are permitted provided that the following
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6 | 58777026 | Christos Stathis | * conditions are met:
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7 | 58777026 | Christos Stathis | *
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8 | 58777026 | Christos Stathis | * 1. Redistributions of source code must retain the above
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9 | 58777026 | Christos Stathis | * copyright notice, this list of conditions and the following
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10 | 58777026 | Christos Stathis | * disclaimer.
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11 | 58777026 | Christos Stathis | *
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12 | 58777026 | Christos Stathis | * 2. Redistributions in binary form must reproduce the above
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13 | 58777026 | Christos Stathis | * copyright notice, this list of conditions and the following
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14 | 58777026 | Christos Stathis | * disclaimer in the documentation and/or other materials
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15 | 58777026 | Christos Stathis | * provided with the distribution.
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16 | 58777026 | Christos Stathis | *
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17 | 58777026 | Christos Stathis | * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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18 | 58777026 | Christos Stathis | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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19 | 58777026 | Christos Stathis | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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20 | 58777026 | Christos Stathis | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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21 | 58777026 | Christos Stathis | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22 | 58777026 | Christos Stathis | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 | 58777026 | Christos Stathis | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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24 | 58777026 | Christos Stathis | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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25 | 58777026 | Christos Stathis | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 | 58777026 | Christos Stathis | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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27 | 58777026 | Christos Stathis | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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28 | 58777026 | Christos Stathis | * POSSIBILITY OF SUCH DAMAGE.
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29 | 58777026 | Christos Stathis | *
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30 | 58777026 | Christos Stathis | * The views and conclusions contained in the software and
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31 | 58777026 | Christos Stathis | * documentation are those of the authors and should not be
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32 | 58777026 | Christos Stathis | * interpreted as representing official policies, either expressed
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33 | 58777026 | Christos Stathis | * or implied, of GRNET S.A.
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34 | ab1eb3f8 | Christos Stathis | */
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35 | ab1eb3f8 | Christos Stathis | package gr.grnet.pithos.web.client; |
36 | ab1eb3f8 | Christos Stathis | |
37 | 4bcf5e39 | Christos Stathis | import com.google.gwt.event.dom.client.KeyDownEvent; |
38 | ab1eb3f8 | Christos Stathis | import gr.grnet.pithos.web.client.MessagePanel.Images; |
39 | 4bcf5e39 | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.Folder; |
40 | ab1eb3f8 | Christos Stathis | |
41 | ab1eb3f8 | Christos Stathis | import com.google.gwt.dom.client.NativeEvent; |
42 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.ClickEvent; |
43 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.ClickHandler; |
44 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.KeyCodes; |
45 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.Event.NativePreviewEvent; |
46 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.AbstractImagePrototype; |
47 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.Button; |
48 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.DialogBox; |
49 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.HTML; |
50 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
51 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.HorizontalPanel; |
52 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.VerticalPanel; |
53 | ab1eb3f8 | Christos Stathis | |
54 | ab1eb3f8 | Christos Stathis | /**
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55 | ab1eb3f8 | Christos Stathis | * The 'delete folder' dialog box.
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56 | ab1eb3f8 | Christos Stathis | */
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57 | ab1eb3f8 | Christos Stathis | public class DeleteFolderDialog extends DialogBox { |
58 | ab1eb3f8 | Christos Stathis | |
59 | f55cf326 | Christos Stathis | private Pithos app;
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60 | 4bcf5e39 | Christos Stathis | private Folder folder;
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61 | 4bcf5e39 | Christos Stathis | |
62 | ab1eb3f8 | Christos Stathis | /**
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63 | ab1eb3f8 | Christos Stathis | * The widget's constructor.
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64 | ab1eb3f8 | Christos Stathis | * @param images the supplied images
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65 | ab1eb3f8 | Christos Stathis | */
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66 | f55cf326 | Christos Stathis | public DeleteFolderDialog(Pithos _app, Images images, Folder _folder) {
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67 | 49df7570 | Christos Stathis | this.app = _app;
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68 | 49df7570 | Christos Stathis | this.folder = _folder;
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69 | ab1eb3f8 | Christos Stathis | // Set the dialog's caption.
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70 | ab1eb3f8 | Christos Stathis | setText("Confirmation");
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71 | ab1eb3f8 | Christos Stathis | setAnimationEnabled(true);
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72 | ab1eb3f8 | Christos Stathis | // Create a VerticalPanel to contain the HTML label and the buttons.
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73 | ab1eb3f8 | Christos Stathis | VerticalPanel outer = new VerticalPanel();
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74 | ab1eb3f8 | Christos Stathis | HorizontalPanel buttons = new HorizontalPanel();
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75 | ab1eb3f8 | Christos Stathis | |
76 | ab1eb3f8 | Christos Stathis | HTML text = new HTML("<table><tr><td rowspan='2'>" + AbstractImagePrototype.create(images.warn()).getHTML() + |
77 | ab1eb3f8 | Christos Stathis | "</td><td>" + "Are you sure you want to <b>permanently</b> delete folder '" + folder.getName() + |
78 | ab1eb3f8 | Christos Stathis | "'?</td></tr></table>");
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79 | ab1eb3f8 | Christos Stathis | text.setStyleName("pithos-warnMessage");
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80 | ab1eb3f8 | Christos Stathis | outer.add(text); |
81 | ab1eb3f8 | Christos Stathis | |
82 | ab1eb3f8 | Christos Stathis | // Create the 'Delete' button, along with a listener that hides the dialog
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83 | ab1eb3f8 | Christos Stathis | // when the button is clicked and deletes the folder.
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84 | ab1eb3f8 | Christos Stathis | Button ok = new Button("Delete", new ClickHandler() { |
85 | ab1eb3f8 | Christos Stathis | @Override
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86 | ab1eb3f8 | Christos Stathis | public void onClick(ClickEvent event) { |
87 | 49df7570 | Christos Stathis | app.deleteFolder(folder); |
88 | ab1eb3f8 | Christos Stathis | hide(); |
89 | ab1eb3f8 | Christos Stathis | } |
90 | ab1eb3f8 | Christos Stathis | }); |
91 | ab1eb3f8 | Christos Stathis | buttons.add(ok); |
92 | ab1eb3f8 | Christos Stathis | buttons.setCellHorizontalAlignment(ok, HasHorizontalAlignment.ALIGN_CENTER); |
93 | ab1eb3f8 | Christos Stathis | // Create the 'Cancel' button, along with a listener that hides the
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94 | ab1eb3f8 | Christos Stathis | // dialog when the button is clicked.
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95 | ab1eb3f8 | Christos Stathis | Button cancel = new Button("Cancel", new ClickHandler() { |
96 | ab1eb3f8 | Christos Stathis | @Override
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97 | ab1eb3f8 | Christos Stathis | public void onClick(ClickEvent event) { |
98 | ab1eb3f8 | Christos Stathis | hide(); |
99 | ab1eb3f8 | Christos Stathis | } |
100 | ab1eb3f8 | Christos Stathis | }); |
101 | ab1eb3f8 | Christos Stathis | buttons.add(cancel); |
102 | ab1eb3f8 | Christos Stathis | buttons.setCellHorizontalAlignment(cancel, HasHorizontalAlignment.ALIGN_CENTER); |
103 | ab1eb3f8 | Christos Stathis | buttons.setSpacing(8);
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104 | ab1eb3f8 | Christos Stathis | buttons.setStyleName("pithos-warnMessage");
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105 | ab1eb3f8 | Christos Stathis | outer.setStyleName("pithos-warnMessage");
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106 | ab1eb3f8 | Christos Stathis | outer.add(buttons); |
107 | ab1eb3f8 | Christos Stathis | outer.setCellHorizontalAlignment(text, HasHorizontalAlignment.ALIGN_CENTER); |
108 | ab1eb3f8 | Christos Stathis | outer.setCellHorizontalAlignment(buttons, HasHorizontalAlignment.ALIGN_CENTER); |
109 | ab1eb3f8 | Christos Stathis | setWidget(outer); |
110 | ab1eb3f8 | Christos Stathis | } |
111 | ab1eb3f8 | Christos Stathis | |
112 | ab1eb3f8 | Christos Stathis | @Override
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113 | ab1eb3f8 | Christos Stathis | protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
114 | ab1eb3f8 | Christos Stathis | super.onPreviewNativeEvent(preview);
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115 | ab1eb3f8 | Christos Stathis | |
116 | ab1eb3f8 | Christos Stathis | NativeEvent evt = preview.getNativeEvent(); |
117 | 4bcf5e39 | Christos Stathis | if (evt.getType().equals(KeyDownEvent.getType().getName()))
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118 | ab1eb3f8 | Christos Stathis | // Use the popup's key preview hooks to close the dialog when either
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119 | ab1eb3f8 | Christos Stathis | // enter or escape is pressed.
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120 | ab1eb3f8 | Christos Stathis | switch (evt.getKeyCode()) {
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121 | ab1eb3f8 | Christos Stathis | case KeyCodes.KEY_ENTER:
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122 | ab1eb3f8 | Christos Stathis | hide(); |
123 | 49df7570 | Christos Stathis | app.deleteFolder(folder); |
124 | ab1eb3f8 | Christos Stathis | break;
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125 | ab1eb3f8 | Christos Stathis | case KeyCodes.KEY_ESCAPE:
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126 | ab1eb3f8 | Christos Stathis | hide(); |
127 | ab1eb3f8 | Christos Stathis | break;
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128 | ab1eb3f8 | Christos Stathis | } |
129 | ab1eb3f8 | Christos Stathis | } |
130 | ab1eb3f8 | Christos Stathis | |
131 | ab1eb3f8 | Christos Stathis | } |