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Package: CompactVerticallyTableViewerCompositeBuilder
CompactVerticallyTableViewerCompositeBuilder
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| CompactVerticallyTableViewerCompositeBuilder(boolean, boolean) |
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| createButtonComposite(Composite) |
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| createCompositeLayout(Composite) |
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| createTitleLabel(Composite, Color) |
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| createValidationLabel(Composite) |
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| createViewerComposite(Composite) |
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| getButtonComposite() |
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| getTitleLabel() |
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| getValidationControls() |
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| getViewerComposite() |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2015 EclipseSource Muenchen GmbH and others.
3: *
4: * All rights reserved. This program and the accompanying materials
5: * are made available under the terms of the Eclipse Public License 2.0
6: * which accompanies this distribution, and is available at
7: * https://www.eclipse.org/legal/epl-2.0/
8: *
9: * SPDX-License-Identifier: EPL-2.0
10: *
11: * Contributors:
12: * Stefan Dirix - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emfforms.spi.swt.table;
15:
16: import java.util.Collections;
17: import java.util.List;
18:
19: import org.eclipse.emfforms.common.Optional;
20: import org.eclipse.jface.layout.GridDataFactory;
21: import org.eclipse.jface.layout.GridLayoutFactory;
22: import org.eclipse.swt.SWT;
23: import org.eclipse.swt.graphics.Color;
24: import org.eclipse.swt.widgets.Composite;
25: import org.eclipse.swt.widgets.Control;
26: import org.eclipse.swt.widgets.Label;
27:
28: /**
29: * Vertically Compact implementation of the {@link TableViewerCompositeBuilder}.
30: *
31: * @author Stefan Dirix
32: * @since 1.14
33: *
34: */
35: public class CompactVerticallyTableViewerCompositeBuilder implements TableViewerCompositeBuilder {
36:
37: private Label titleLabel;
38: private Label validationLabel;
39: private Composite buttonComposite;
40: private Composite viewerComposite;
41: private final boolean createTitleLabel;
42: private final boolean createValidationLabel;
43:
44: /**
45: * Constructor.
46: *
47: * @param createTitleLabel indicates whether to create a title label.
48: * @param createValidationLabel indicates whether to create a validation label.
49: */
50: public CompactVerticallyTableViewerCompositeBuilder(boolean createTitleLabel, boolean createValidationLabel) {
51: this.createTitleLabel = createTitleLabel;
52: this.createValidationLabel = createValidationLabel;
53: }
54:
55: @Override
56: public void createCompositeLayout(Composite parent) {
57: GridLayoutFactory.fillDefaults().numColumns(1).applyTo(parent);
58:
59: /* Overall Layout */
60: final Composite composite = new Composite(parent, SWT.NONE);
61: GridDataFactory.fillDefaults().grab(true, true).applyTo(composite);
62:
63:• final int numberOfColumns = createTitleLabel || createValidationLabel ? 3 : 2;
64: GridLayoutFactory.fillDefaults().numColumns(numberOfColumns).applyTo(composite);
65:
66: /* Title + Validation Composite */
67:• if (createTitleLabel || createValidationLabel) {
68: final Composite frontComposite = new Composite(composite, SWT.NONE);
69: GridDataFactory.fillDefaults().grab(false, false).align(SWT.BEGINNING, SWT.BEGINNING)
70: .applyTo(frontComposite);
71:• final int numberOfFrontColumns = createTitleLabel && createValidationLabel ? 2 : 1;
72: GridLayoutFactory.fillDefaults().numColumns(numberOfFrontColumns).equalWidth(false).applyTo(frontComposite);
73: titleLabel = createTitleLabel(frontComposite, parent.getBackground());
74: validationLabel = createValidationLabel(frontComposite);
75: }
76:
77: /* Viewer composite */
78: viewerComposite = createViewerComposite(composite);
79:
80: /* Button composite */
81: buttonComposite = createButtonComposite(composite);
82: }
83:
84: /**
85: * Returns the {@link Label} displaying the table viewer's label. Can be overwritten to customize the label's
86: * appearance.
87: *
88: * @param parentComposite The parent composite of the created label
89: * @param background The background color of the label
90: *
91: * @return The title label
92: */
93: protected Label createTitleLabel(final Composite parentComposite, Color background) {
94: final Label titleLabel = new Label(parentComposite, SWT.NONE);
95: titleLabel.setBackground(background);
96: GridDataFactory.fillDefaults().align(SWT.FILL, SWT.BEGINNING).grab(true, false).applyTo(titleLabel);
97: return titleLabel;
98: }
99:
100: /**
101: * Creates and returns the button composite used by this table viewer. Can be overwritten to customize the
102: * composite's appearance and placement.
103: *
104: * @param parentComposite The composite that will contain the button composite
105: * @return The button composite
106: */
107: protected Composite createButtonComposite(final Composite parentComposite) {
108: final Composite buttonComposite = new Composite(parentComposite, SWT.NONE);
109: buttonComposite.setBackground(parentComposite.getBackground());
110: GridDataFactory.fillDefaults().align(SWT.END, SWT.BEGINNING).grab(false, false)
111: .applyTo(buttonComposite);
112: return buttonComposite;
113: }
114:
115: /**
116: * Called to create the composite for the table viewer.
117: *
118: * @param composite the parent
119: * @return the composite
120: */
121: protected Composite createViewerComposite(final Composite composite) {
122: final Composite viewerComposite = new Composite(composite, SWT.NONE);
123: GridDataFactory.fillDefaults().grab(true, true).align(SWT.FILL, SWT.FILL).hint(1, 200)
124: .applyTo(viewerComposite);
125: GridLayoutFactory.fillDefaults().numColumns(1).applyTo(viewerComposite);
126: return viewerComposite;
127: }
128:
129: /**
130: * Called to create the validation label.
131: *
132: * @param topComposite the parent
133: * @return the label
134: */
135: protected Label createValidationLabel(final Composite topComposite) {
136: final Label validationLabel = new Label(topComposite, SWT.NONE);
137: validationLabel.setBackground(topComposite.getBackground());
138: GridDataFactory.fillDefaults().hint(16, 17).grab(false, false).applyTo(validationLabel);
139: return validationLabel;
140: }
141:
142: @Override
143: public Optional<Label> getTitleLabel() {
144: return Optional.ofNullable(titleLabel);
145: }
146:
147: @Override
148: public Optional<List<Control>> getValidationControls() {
149:• if (validationLabel != null) {
150: return Optional.of(Collections.<Control> singletonList(validationLabel));
151: }
152: return Optional.empty();
153: }
154:
155: @Override
156: public Optional<Composite> getButtonComposite() {
157: return Optional.ofNullable(buttonComposite);
158: }
159:
160: @Override
161: public Composite getViewerComposite() {
162: return viewerComposite;
163: }
164:
165: }