Mercurial > projects > dwt-samples
view snippets/table/Snippet96.d @ 120:1f0a7a472680
fix rm snippets from module statements.
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 20 Jul 2008 19:17:23 +0200 |
parents | e962e274e6f9 |
children |
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/******************************************************************************* * Copyright (c) 2000, 2004 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 * Port to the D programming language: * yidabu at gmail dot com ( D China http://www.d-programming-language-china.org/ ) *******************************************************************************/ module table.Snippet96; // http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet96.java?view=co /* * TableCursor example snippet: navigate a table cells with arrow keys. * Edit when user hits Return key. Exit edit mode by hitting Escape (cancels edit) * or Return (applies edit to table). * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ */ import dwt.DWT; import dwt.widgets.Button; import dwt.widgets.Display; import dwt.widgets.Event; import dwt.widgets.Label; import dwt.widgets.Listener; import dwt.widgets.Shell; import dwt.widgets.Table; import dwt.widgets.TableItem; import dwt.widgets.TableColumn; import dwt.widgets.Text; import dwt.custom.TableCursor; import dwt.custom.ControlEditor; import dwt.layout.GridData; import dwt.layout.GridLayout; import dwt.events.SelectionEvent; import dwt.events.SelectionAdapter; import dwt.events.KeyEvent; import dwt.events.KeyAdapter; import dwt.events.FocusEvent; import dwt.events.FocusAdapter; import dwt.events.MouseEvent; import dwt.events.MouseAdapter; import dwt.dwthelper.utils; import tango.util.Convert; void main() { Display display = new Display(); Shell shell = new Shell(display); shell.setLayout(new GridLayout()); // create a a table with 3 columns and fill with data final Table table = new Table(shell, DWT.BORDER | DWT.MULTI | DWT.FULL_SELECTION); table.setLayoutData(new GridData(GridData.FILL_BOTH)); TableColumn column1 = new TableColumn(table, DWT.NONE); TableColumn column2 = new TableColumn(table, DWT.NONE); TableColumn column3 = new TableColumn(table, DWT.NONE); for (int i = 0; i < 100; i++) { TableItem item = new TableItem(table, DWT.NONE); item.setText(["cell " ~ to!(char[])(i) ~ " 0", "cell " ~ to!(char[])(i) ~ " 1", "cell " ~ to!(char[])(i) ~ " 2" ]); } column1.pack(); column2.pack(); column3.pack(); // create a TableCursor to navigate around the table final TableCursor cursor = new TableCursor(table, DWT.NONE); // create an editor to edit the cell when the user hits "ENTER" // while over a cell in the table final ControlEditor editor = new ControlEditor(cursor); editor.grabHorizontal = true; editor.grabVertical = true; cursor.addSelectionListener(new class(table, editor, cursor) SelectionAdapter { // when the TableEditor is over a cell, select the corresponding row in // the table Table table; ControlEditor editor; TableCursor cursor; this(Table table_, ControlEditor editor_, TableCursor cursor_) { table = table_; editor = editor_; cursor = cursor_; } public void widgetSelected(SelectionEvent e) { table.setSelection([cursor.getRow()]); } // when the user hits "ENTER" in the TableCursor, pop up a text editor so that // they can change the text of the cell public void widgetDefaultSelected(SelectionEvent e) { final Text text = new Text(cursor, DWT.NONE); TableItem row = cursor.getRow(); int column = cursor.getColumn(); text.setText(row.getText(column)); text.addKeyListener(new class(text, cursor) KeyAdapter { Text text; TableCursor cursor; this(Text text_, TableCursor cursor_) { text = text_; cursor = cursor_; } public void keyPressed(KeyEvent e) { // close the text editor and copy the data over // when the user hits "ENTER" if (e.character == DWT.CR) { TableItem row = cursor.getRow(); int column = cursor.getColumn(); row.setText(column, text.getText()); text.dispose(); } // close the text editor when the user hits "ESC" if (e.character == DWT.ESC) { text.dispose(); } } }); // close the text editor when the user tabs away text.addFocusListener(new class(text) FocusAdapter { Text text; this(Text text_) { text = text_; } public void focusLost(FocusEvent e) { text.dispose(); } }); editor.setEditor(text); text.setFocus(); } }); // Hide the TableCursor when the user hits the "CTRL" or "SHIFT" key. // This alows the user to select multiple items in the table. cursor.addKeyListener(new class(cursor) KeyAdapter { TableCursor cursor; this(TableCursor cursor_) { cursor = cursor_; } public void keyPressed(KeyEvent e) { if (e.keyCode == DWT.CTRL || e.keyCode == DWT.SHIFT || (e.stateMask & DWT.CONTROL) != 0 || (e.stateMask & DWT.SHIFT) != 0) { cursor.setVisible(false); } } }); // When the user double clicks in the TableCursor, pop up a text editor so that // they can change the text of the cell cursor.addMouseListener(new class(cursor, editor) MouseAdapter { ControlEditor editor; TableCursor cursor; this(TableCursor cursor_, ControlEditor editor_) { cursor = cursor_; editor = editor_; } public void mouseDown(MouseEvent e) { final Text text = new Text(cursor, DWT.NONE); TableItem row = cursor.getRow(); int column = cursor.getColumn(); text.setText(row.getText(column)); text.addKeyListener(new class(text, cursor) KeyAdapter { Text text; TableCursor cursor; this(Text text_, TableCursor cursor_) { text = text_; cursor = cursor_; } public void keyPressed(KeyEvent e) { // close the text editor and copy the data over // when the user hits "ENTER" if (e.character == DWT.CR) { TableItem row = cursor.getRow(); int column = cursor.getColumn(); row.setText(column, text.getText()); text.dispose(); } // close the text editor when the user hits "ESC" if (e.character == DWT.ESC) { text.dispose(); } } }); // close the text editor when the user clicks away text.addFocusListener(new class(text) FocusAdapter { Text text; this(Text text_) { text = text_; } public void focusLost(FocusEvent e) { text.dispose(); } }); editor.setEditor(text); text.setFocus(); } }); // Show the TableCursor when the user releases the "SHIFT" or "CTRL" key. // This signals the end of the multiple selection task. table.addKeyListener(new class(table, cursor) KeyAdapter { Table table; TableCursor cursor; this(Table table_, TableCursor cursor_) { table = table_; cursor = cursor_; } public void keyReleased(KeyEvent e) { if (e.keyCode == DWT.CONTROL && (e.stateMask & DWT.SHIFT) != 0) return; if (e.keyCode == DWT.SHIFT && (e.stateMask & DWT.CONTROL) != 0) return; if (e.keyCode != DWT.CONTROL && (e.stateMask & DWT.CONTROL) != 0) return; if (e.keyCode != DWT.SHIFT && (e.stateMask & DWT.SHIFT) != 0) return; TableItem[] selection = table.getSelection(); TableItem row = (selection.length == 0) ? table.getItem(table.getTopIndex()) : selection[0]; table.showItem(row); cursor.setSelection(row, 0); cursor.setVisible(true); cursor.setFocus(); } }); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }