gitorious.org Git - online-glom:gwt-glom.git/blob - src/main/java/org/glom/web/client/ui/AuthenticationPopup.java

1 /*

3 *

4 * This file is part of GWT-Glom.

5 *

6 * GWT-Glom is free software: you can redistribute it and/or modify it

7 * under the terms of the GNU Lesser General Public License as published by the

8 * Free Software Foundation, either version 3 of the License, or (at your

9 * option) any later version.

10 *

11 * GWT-Glom is distributed in the hope that it will be useful, but WITHOUT

12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License

14 * for more details.

15 *

16 * You should have received a copy of the GNU Lesser General Public License

17 * along with GWT-Glom. If not, see <http://www.gnu.org/licenses/>.

18 */

19

20 package org.glom.web.client.ui;

21

22 import com.google.gwt.event.dom.client.ClickHandler;

23 import com.google.gwt.event.shared.HandlerRegistration;

24 import com.google.gwt.user.client.ui.Button;

25 import com.google.gwt.user.client.ui.DecoratedPopupPanel;

26 import com.google.gwt.user.client.ui.FlexTable;

27 import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;

28 import com.google.gwt.user.client.ui.HasHorizontalAlignment;

29 import com.google.gwt.user.client.ui.Label;

30 import com.google.gwt.user.client.ui.PasswordTextBox;

31 import com.google.gwt.user.client.ui.TextBox;

32

33 /**

34 * @author Ben Konrath <ben@bagu.org>

35 *

36 */

37 public class AuthenticationPopup extends DecoratedPopupPanel {

38 private TextBox usernameTextBox = new TextBox();

39 private PasswordTextBox passwordTextBox = new PasswordTextBox();

40 private Label errorMessage = new Label("Username and/or password not correct.");

41 private Button okButton = new Button("OK");

42 FlexTable flexTable = new FlexTable();

43

44 private HandlerRegistration authOkHandlerRegistration;

45

46 public AuthenticationPopup() {

47 // setup the layout

48 flexTable.setCellSpacing(10);

49 FlexCellFormatter cellFormatter = flexTable.getFlexCellFormatter();

50 flexTable.setHTML(0, 0, "<b>Enter the PostgreSQL username and password.</b>");

51 cellFormatter.setColSpan(0, 0, 2);

52 cellFormatter.setHorizontalAlignment(0, 0, HasHorizontalAlignment.ALIGN_CENTER);

53 flexTable.setHTML(1, 0, "Username");

54 flexTable.setWidget(1, 1, usernameTextBox);

55 cellFormatter.setHorizontalAlignment(1, 1, HasHorizontalAlignment.ALIGN_RIGHT);

56 flexTable.setHTML(2, 0, "Password");

57 flexTable.setWidget(2, 1, passwordTextBox);

58 cellFormatter.setHorizontalAlignment(2, 1, HasHorizontalAlignment.ALIGN_RIGHT);

59 flexTable.setWidget(3, 1, okButton);

60 cellFormatter.setHorizontalAlignment(3, 1, HasHorizontalAlignment.ALIGN_RIGHT);

61

62 // setup the popup

63 setGlassEnabled(true);

64 setWidget(flexTable);

65

66 // setup properties for the error messsage

67 errorMessage.getElement().getStyle().setColor("Red");

68 }

69

70 public void setClickOkHandler(ClickHandler clickHandler) {

71 authOkHandlerRegistration = okButton.addClickHandler(clickHandler);

72 }

73

74 public String getUsername() {

75 return usernameTextBox.getValue();

76 }

77

78 public String getPassword() {

79 return passwordTextBox.getValue();

80

81 }

82

83 @Override

84 public void clear() {

85 if (authOkHandlerRegistration != null) {

86 authOkHandlerRegistration.removeHandler();

87 authOkHandlerRegistration = null;

88 }

89 usernameTextBox.setText("");

90 passwordTextBox.setText("");

91 setTextFieldsEnabled(true);

92 clearError();

93 }

94

95 public void setTextFieldsEnabled(boolean enabled) {

96 usernameTextBox.setEnabled(enabled);

97 passwordTextBox.setEnabled(enabled);

98 }

99

100 public void setError() {

101 flexTable.setWidget(4, 0, errorMessage);

102 FlexCellFormatter cellFormatter = flexTable.getFlexCellFormatter();

103 cellFormatter.setColSpan(4, 0, 2);

104 cellFormatter.setHorizontalAlignment(4, 0, HasHorizontalAlignment.ALIGN_CENTER);

105 }

106

107 public void clearError() {

108 if (flexTable.getRowCount() == 5)

109 flexTable.removeRow(4);

110 }

111 }