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1 package treeVnc;
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2 //
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3 // Copyright (C) 2001 HorizonLive.com, Inc. All Rights Reserved.
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4 // Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
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5 //
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6 // This is free software; you can redistribute it and/or modify
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7 // it under the terms of the GNU General Public License as published by
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8 // the Free Software Foundation; either version 2 of the License, or
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9 // (at your option) any later version.
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10 //
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11 // This software is distributed in the hope that it will be useful,
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12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 // GNU General Public License for more details.
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15 //
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16 // You should have received a copy of the GNU General Public License
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17 // along with this software; if not, write to the Free Software
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18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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19 // USA.
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20 //
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21
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22 //
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23 // Clipboard frame.
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24 //
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25
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26 import java.awt.*;
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27 import java.awt.event.*;
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28
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29 class ClipboardFrame extends Frame
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30 implements WindowListener, ActionListener {
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31
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32 /**
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33 *
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34 */
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35 private static final long serialVersionUID = 1L;
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36 TextArea textArea;
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37 Button clearButton, closeButton;
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38 String selection;
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39 VncViewer viewer;
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40
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41 //
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42 // Constructor.
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43 //
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44
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45 ClipboardFrame(VncViewer v) {
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46 super("TightVNC Clipboard");
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47
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48 viewer = v;
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49
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50 GridBagLayout gridbag = new GridBagLayout();
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51 setLayout(gridbag);
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52
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53 GridBagConstraints gbc = new GridBagConstraints();
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54 gbc.gridwidth = GridBagConstraints.REMAINDER;
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55 gbc.fill = GridBagConstraints.BOTH;
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56 gbc.weighty = 1.0;
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57
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58 textArea = new TextArea(5, 40);
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59 gridbag.setConstraints(textArea, gbc);
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60 add(textArea);
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61
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62 gbc.fill = GridBagConstraints.HORIZONTAL;
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63 gbc.weightx = 1.0;
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64 gbc.weighty = 0.0;
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65 gbc.gridwidth = 1;
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66
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67 clearButton = new Button("Clear");
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68 gridbag.setConstraints(clearButton, gbc);
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69 add(clearButton);
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70 clearButton.addActionListener(this);
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71
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72 closeButton = new Button("Close");
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73 gridbag.setConstraints(closeButton, gbc);
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74 add(closeButton);
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75 closeButton.addActionListener(this);
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76
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77 pack();
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78
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79 addWindowListener(this);
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80 }
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81
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82
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83 //
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84 // Set the cut text from the RFB server.
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85 //
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86
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87 void setCutText(String text) {
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88 selection = text;
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89 textArea.setText(text);
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90 if (isVisible()) {
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91 textArea.selectAll();
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92 }
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93 }
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94
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95
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96 //
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97 // When the focus leaves the window, see if we have new cut text and
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98 // if so send it to the RFB server.
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99 //
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100
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101 public void windowDeactivated (WindowEvent evt) {
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102 if (selection != null && !selection.equals(textArea.getText())) {
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103 selection = textArea.getText();
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104 viewer.setCutText(selection);
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105 }
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106 }
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107
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108 //
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109 // Close our window properly.
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110 //
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111
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112 public void windowClosing(WindowEvent evt) {
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113 setVisible(false);
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114 }
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115
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116 //
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117 // Ignore window events we're not interested in.
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118 //
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119
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120 public void windowActivated(WindowEvent evt) {}
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121 public void windowOpened(WindowEvent evt) {}
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122 public void windowClosed(WindowEvent evt) {}
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123 public void windowIconified(WindowEvent evt) {}
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124 public void windowDeiconified(WindowEvent evt) {}
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125
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126
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127 //
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128 // Respond to button presses
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129 //
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130
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131 public void actionPerformed(ActionEvent evt) {
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132 if (evt.getSource() == clearButton) {
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133 textArea.setText("");
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134 } else if (evt.getSource() == closeButton) {
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135 setVisible(false);
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136 }
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137 }
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138 }
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