com.diffplug.common.swt.widgets.ButtonPanel Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of durian-swt Show documentation
DurianSwt - Reactive utilities and fluent builders for SWT
The newest version!
/*
 * Copyright 2020 DiffPlug
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.diffplug.common.swt.widgets;


import com.diffplug.common.base.Preconditions;
import com.diffplug.common.collect.ImmutableList;
import com.diffplug.common.collect.Lists;
import com.diffplug.common.collect.MoreCollectors;
import com.diffplug.common.swt.Coat;
import com.diffplug.common.swt.ControlWrapper;
import com.diffplug.common.swt.Layouts;
import com.diffplug.common.swt.LayoutsGridData;
import com.diffplug.common.swt.SwtMisc;
import java.util.List;
import java.util.Optional;
import java.util.function.Consumer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;

/** A quick way to make right-justified buttons. */
public class ButtonPanel extends ControlWrapper.AroundControl {
	public static class Builder {
		private Optional leftCoat = Optional.empty();
		private List texts = Lists.newArrayList();
		private List sizes = Lists.newArrayList();
		private List actions = Lists.newArrayList();

		/** Adds an OK button. */
		public Builder leftSide(Coat coat) {
			Preconditions.checkArgument(!leftCoat.isPresent());
			leftCoat = Optional.of(coat);
			return this;
		}

		/** Adds an OK button. */
		public Builder ok(Runnable ok) {
			return add("OK", ok);
		}

		/** Adds an OK and Cancel button. */
		public Builder okCancel(Runnable ok, Runnable cancel) {
			add("OK", ok);
			add("Cancel", cancel);
			return this;
		}

		/** Adds an OK and Cancel button. */
		public Builder okCancel(Consumer okClicked) {
			return okCancel(() -> okClicked.accept(true), () -> okClicked.accept(false));
		}

		/** Adds a button with the given text and action, as well as the default width. */
		public Builder add(String text, Runnable action) {
			return add(text, SwtMisc.defaultButtonWidth(), action);
		}

		/** Adds a button with the given text, width, and action. */
		public Builder add(String text, int size, Runnable action) {
			texts.add(text);
			sizes.add(size);
			actions.add(action);
			return this;
		}

		/** Creates a button panel on the given Composite. */
		public ButtonPanel build(Composite parent) {
			return new ButtonPanel(parent, this);
		}

		/** Creates a button panel on the given Composite, and returns a LayoutsGridData for manipulating it. */
		public LayoutsGridData buildOnGrid(Composite parent) {
			return Layouts.setGridData(build(parent));
		}
	}

	/** Creates a ButtonPanel builder. */
	public static Builder builder() {
		return new Builder();
	}

	final ImmutableList