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annotate snippets/table/Snippet96.d @ 120:1f0a7a472680

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fix rm snippets from module statements.
author Frank Benoit <benoit@tionex.de>
date Sun, 20 Jul 2008 19:17:23 +0200
parents e962e274e6f9
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2004 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * yidabu at gmail dot com ( D China http://www.d-programming-language-china.org/ )
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12 *******************************************************************************/
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13
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14 module table.Snippet96;
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15
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16 // http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet96.java?view=co
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17
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18 /*
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19 * TableCursor example snippet: navigate a table cells with arrow keys.
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20 * Edit when user hits Return key. Exit edit mode by hitting Escape (cancels edit)
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21 * or Return (applies edit to table).
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22 *
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23 * For a list of all SWT example snippets see
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24 * http://www.eclipse.org/swt/snippets/
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25 */
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26 import dwt.DWT;
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27 import dwt.widgets.Button;
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28 import dwt.widgets.Display;
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29 import dwt.widgets.Event;
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30 import dwt.widgets.Label;
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31 import dwt.widgets.Listener;
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32 import dwt.widgets.Shell;
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33 import dwt.widgets.Table;
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34 import dwt.widgets.TableItem;
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35 import dwt.widgets.TableColumn;
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36 import dwt.widgets.Text;
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37
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38 import dwt.custom.TableCursor;
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39 import dwt.custom.ControlEditor;
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40
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41 import dwt.layout.GridData;
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42 import dwt.layout.GridLayout;
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43
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44 import dwt.events.SelectionEvent;
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45 import dwt.events.SelectionAdapter;
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46 import dwt.events.KeyEvent;
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47 import dwt.events.KeyAdapter;
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48 import dwt.events.FocusEvent;
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49 import dwt.events.FocusAdapter;
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50 import dwt.events.MouseEvent;
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51 import dwt.events.MouseAdapter;
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52
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53 import dwt.dwthelper.utils;
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54
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55 import tango.util.Convert;
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56
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57
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58 void main() {
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59 Display display = new Display();
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60 Shell shell = new Shell(display);
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61 shell.setLayout(new GridLayout());
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62
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63 // create a a table with 3 columns and fill with data
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64 final Table table = new Table(shell, DWT.BORDER | DWT.MULTI | DWT.FULL_SELECTION);
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65 table.setLayoutData(new GridData(GridData.FILL_BOTH));
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66 TableColumn column1 = new TableColumn(table, DWT.NONE);
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67 TableColumn column2 = new TableColumn(table, DWT.NONE);
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68 TableColumn column3 = new TableColumn(table, DWT.NONE);
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69 for (int i = 0; i < 100; i++) {
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70 TableItem item = new TableItem(table, DWT.NONE);
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71 item.setText(["cell " ~ to!(char[])(i) ~ " 0", "cell " ~ to!(char[])(i) ~ " 1", "cell " ~ to!(char[])(i) ~ " 2" ]);
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72 }
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73 column1.pack();
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74 column2.pack();
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75 column3.pack();
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76
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77 // create a TableCursor to navigate around the table
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78 final TableCursor cursor = new TableCursor(table, DWT.NONE);
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79 // create an editor to edit the cell when the user hits "ENTER"
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80 // while over a cell in the table
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81 final ControlEditor editor = new ControlEditor(cursor);
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82 editor.grabHorizontal = true;
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83 editor.grabVertical = true;
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84
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85 cursor.addSelectionListener(new class(table, editor, cursor) SelectionAdapter {
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86 // when the TableEditor is over a cell, select the corresponding row in
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87 // the table
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88
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89 Table table;
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90 ControlEditor editor;
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91 TableCursor cursor;
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92 this(Table table_, ControlEditor editor_, TableCursor cursor_)
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93 {
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94 table = table_;
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95 editor = editor_;
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96 cursor = cursor_;
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97 }
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98
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99 public void widgetSelected(SelectionEvent e) {
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100 table.setSelection([cursor.getRow()]);
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101 }
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102 // when the user hits "ENTER" in the TableCursor, pop up a text editor so that
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103 // they can change the text of the cell
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104 public void widgetDefaultSelected(SelectionEvent e) {
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105 final Text text = new Text(cursor, DWT.NONE);
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106 TableItem row = cursor.getRow();
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107 int column = cursor.getColumn();
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108 text.setText(row.getText(column));
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109 text.addKeyListener(new class(text, cursor) KeyAdapter {
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110 Text text;
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111 TableCursor cursor;
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112 this(Text text_, TableCursor cursor_)
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113 {
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114 text = text_;
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115 cursor = cursor_;
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116 }
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117 public void keyPressed(KeyEvent e) {
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118 // close the text editor and copy the data over
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119 // when the user hits "ENTER"
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120 if (e.character == DWT.CR) {
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121 TableItem row = cursor.getRow();
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122 int column = cursor.getColumn();
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123 row.setText(column, text.getText());
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124 text.dispose();
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125 }
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126 // close the text editor when the user hits "ESC"
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127 if (e.character == DWT.ESC) {
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128 text.dispose();
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129 }
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130 }
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131 });
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132 // close the text editor when the user tabs away
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133 text.addFocusListener(new class(text) FocusAdapter {
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134 Text text;
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135 this(Text text_)
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136 {
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137 text = text_;
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138 }
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139 public void focusLost(FocusEvent e) {
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140 text.dispose();
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141 }
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142 });
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143 editor.setEditor(text);
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144 text.setFocus();
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145 }
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146 });
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147 // Hide the TableCursor when the user hits the "CTRL" or "SHIFT" key.
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148 // This alows the user to select multiple items in the table.
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149 cursor.addKeyListener(new class(cursor) KeyAdapter {
100
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150 TableCursor cursor;
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yidabu <yidabu@gmail.com>
parents:
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151 this(TableCursor cursor_)
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parents:
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152 {
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yidabu <yidabu@gmail.com>
parents:
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153 cursor = cursor_;
102
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154 }
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155 public void keyPressed(KeyEvent e) {
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156 if (e.keyCode == DWT.CTRL
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157 || e.keyCode == DWT.SHIFT
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158 || (e.stateMask & DWT.CONTROL) != 0
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159 || (e.stateMask & DWT.SHIFT) != 0) {
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160 cursor.setVisible(false);
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161 }
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162 }
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163 });
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164 // When the user double clicks in the TableCursor, pop up a text editor so that
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165 // they can change the text of the cell
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166 cursor.addMouseListener(new class(cursor, editor) MouseAdapter {
100
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yidabu <yidabu@gmail.com>
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167 ControlEditor editor;
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parents:
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168 TableCursor cursor;
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yidabu <yidabu@gmail.com>
parents:
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169 this(TableCursor cursor_, ControlEditor editor_)
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yidabu <yidabu@gmail.com>
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170 {
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171 cursor = cursor_;
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yidabu <yidabu@gmail.com>
parents:
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172 editor = editor_;
102
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173 }
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174
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175 public void mouseDown(MouseEvent e) {
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176 final Text text = new Text(cursor, DWT.NONE);
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177 TableItem row = cursor.getRow();
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178 int column = cursor.getColumn();
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179 text.setText(row.getText(column));
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180 text.addKeyListener(new class(text, cursor) KeyAdapter {
100
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181 Text text;
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yidabu <yidabu@gmail.com>
parents:
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182 TableCursor cursor;
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yidabu <yidabu@gmail.com>
parents:
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183 this(Text text_, TableCursor cursor_)
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yidabu <yidabu@gmail.com>
parents:
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184 {
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185 text = text_;
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yidabu <yidabu@gmail.com>
parents:
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186 cursor = cursor_;
102
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187 }
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188 public void keyPressed(KeyEvent e) {
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189 // close the text editor and copy the data over
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190 // when the user hits "ENTER"
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191 if (e.character == DWT.CR) {
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parents: 100
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192 TableItem row = cursor.getRow();
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193 int column = cursor.getColumn();
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194 row.setText(column, text.getText());
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195 text.dispose();
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196 }
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197 // close the text editor when the user hits "ESC"
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198 if (e.character == DWT.ESC) {
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199 text.dispose();
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200 }
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201 }
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parents: 100
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202 });
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diff changeset
203 // close the text editor when the user clicks away
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parents: 100
diff changeset
204 text.addFocusListener(new class(text) FocusAdapter {
100
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yidabu <yidabu@gmail.com>
parents:
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205 Text text;
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yidabu <yidabu@gmail.com>
parents:
diff changeset
206 this(Text text_)
d06432c0c931 Snippet96, navigate a table cells with arrow keys
yidabu <yidabu@gmail.com>
parents:
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207 {
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yidabu <yidabu@gmail.com>
parents:
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208 text = text_;
102
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209 }
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diff changeset
210 public void focusLost(FocusEvent e) {
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211 text.dispose();
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diff changeset
212 }
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parents: 100
diff changeset
213 });
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diff changeset
214 editor.setEditor(text);
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parents: 100
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215 text.setFocus();
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parents: 100
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216 }
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parents: 100
diff changeset
217 });
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parents: 100
diff changeset
218
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219 // Show the TableCursor when the user releases the "SHIFT" or "CTRL" key.
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diff changeset
220 // This signals the end of the multiple selection task.
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diff changeset
221 table.addKeyListener(new class(table, cursor) KeyAdapter {
100
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yidabu <yidabu@gmail.com>
parents:
diff changeset
222 Table table;
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yidabu <yidabu@gmail.com>
parents:
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223 TableCursor cursor;
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yidabu <yidabu@gmail.com>
parents:
diff changeset
224 this(Table table_, TableCursor cursor_)
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yidabu <yidabu@gmail.com>
parents:
diff changeset
225 {
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226 table = table_;
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yidabu <yidabu@gmail.com>
parents:
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227 cursor = cursor_;
102
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diff changeset
228 }
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diff changeset
229 public void keyReleased(KeyEvent e) {
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parents: 100
diff changeset
230 if (e.keyCode == DWT.CONTROL && (e.stateMask & DWT.SHIFT) != 0)
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
231 return;
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
232 if (e.keyCode == DWT.SHIFT && (e.stateMask & DWT.CONTROL) != 0)
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
233 return;
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
234 if (e.keyCode != DWT.CONTROL
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
235 && (e.stateMask & DWT.CONTROL) != 0)
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
236 return;
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
237 if (e.keyCode != DWT.SHIFT && (e.stateMask & DWT.SHIFT) != 0)
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
238 return;
100
d06432c0c931 Snippet96, navigate a table cells with arrow keys
yidabu <yidabu@gmail.com>
parents:
diff changeset
239
102
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parents: 100
diff changeset
240 TableItem[] selection = table.getSelection();
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
241 TableItem row = (selection.length == 0) ? table.getItem(table.getTopIndex()) : selection[0];
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parents: 100
diff changeset
242 table.showItem(row);
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
243 cursor.setSelection(row, 0);
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
244 cursor.setVisible(true);
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
245 cursor.setFocus();
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
246 }
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
247 });
100
d06432c0c931 Snippet96, navigate a table cells with arrow keys
yidabu <yidabu@gmail.com>
parents:
diff changeset
248
102
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parents: 100
diff changeset
249 shell.open();
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
250 while (!shell.isDisposed()) {
e962e274e6f9 removed tabs and spaces at line end.
Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
251 if (!display.readAndDispatch())
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parents: 100
diff changeset
252 display.sleep();
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
253 }
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Frank Benoit <benoit@tionex.de>
parents: 100
diff changeset
254 display.dispose();
100
d06432c0c931 Snippet96, navigate a table cells with arrow keys
yidabu <yidabu@gmail.com>
parents:
diff changeset
255 }