/**
* Copyright 2011 Google Inc.
*
* 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
*
* http://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 org.waveprotocol.wave.client.wavepanel.impl.toolbar;
import org.waveprotocol.wave.client.wavepanel.impl.focus.FocusBlipSelector;
import org.waveprotocol.wave.client.wavepanel.impl.focus.FocusFramePresenter;
import org.waveprotocol.wave.client.wavepanel.impl.focus.ViewTraverser;
import org.waveprotocol.wave.client.wavepanel.impl.reader.Reader;
import org.waveprotocol.wave.client.wavepanel.view.BlipView;
import org.waveprotocol.wave.client.wavepanel.view.dom.ModelAsViewProvider;
import org.waveprotocol.wave.client.widget.toolbar.ToolbarButtonViewBuilder;
import org.waveprotocol.wave.client.widget.toolbar.ToolbarView;
import org.waveprotocol.wave.client.widget.toolbar.ToplevelToolbarWidget;
import org.waveprotocol.wave.client.widget.toolbar.buttons.ToolbarClickButton;
import org.waveprotocol.wave.model.conversation.ConversationView;
/**
* Attaches actions that can be performed in a Wave's "view mode" to a toolbar.
*
* @author kalman@google.com (Benjamin Kalman)
*/
public final class ViewToolbar {
private final ToplevelToolbarWidget toolbarUi;
private final FocusFramePresenter focusFrame;
private final FocusBlipSelector blipSelector;
private final Reader reader;
private ViewToolbar(ToplevelToolbarWidget toolbarUi, FocusFramePresenter focusFrame,
ModelAsViewProvider views, ConversationView wave, Reader reader) {
this.toolbarUi = toolbarUi;
this.focusFrame = focusFrame;
this.reader = reader;
blipSelector = FocusBlipSelector.create(wave, views, reader, new ViewTraverser());
}
public static ViewToolbar create(FocusFramePresenter focus, ModelAsViewProvider views,
ConversationView wave, Reader reader) {
return new ViewToolbar(new ToplevelToolbarWidget(), focus, views, wave, reader);
}
public void init() {
ToolbarView group = toolbarUi.addGroup();
new ToolbarButtonViewBuilder().setText("Recent").applyTo(
group.addClickButton(), new ToolbarClickButton.Listener() {
@Override
public void onClicked() {
focusFrame.focus(blipSelector.selectMostRecentlyModified());
}
});
new ToolbarButtonViewBuilder().setText("Next Unread").applyTo(
group.addClickButton(), new ToolbarClickButton.Listener() {
@Override
public void onClicked() {
BlipView focusedBlip = focusFrame.getFocusedBlip();
if (focusedBlip == null) {
focusedBlip = blipSelector.getOrFindRootBlip();
boolean isRead = reader.isRead(focusedBlip);
focusFrame.focus(focusedBlip);
if (isRead) {
focusFrame.focusNext();
}
} else {
focusFrame.focusNext();
}
}
});
new ToolbarButtonViewBuilder().setText("Previous").applyTo(
group.addClickButton(), new ToolbarClickButton.Listener() {
@Override
public void onClicked() {
focusFrame.moveUp();
}
});
new ToolbarButtonViewBuilder().setText("Next").applyTo(
group.addClickButton(), new ToolbarClickButton.Listener() {
@Override
public void onClicked() {
focusFrame.moveDown();
}
});
// Fake group
group = toolbarUi.addGroup();
new ToolbarButtonViewBuilder().setText("").applyTo(group.addClickButton(), null);
}
/**
* Adds a click button to the toolbar.
*/
public void addClickButton(String iconCss, ToolbarClickButton.Listener listener) {
new ToolbarButtonViewBuilder().setIcon(iconCss).applyTo(toolbarUi.addClickButton(), listener);
}
/**
* @return the {@link ToplevelToolbarWidget} backing this toolbar.
*/
public ToplevelToolbarWidget getWidget() {
return toolbarUi;
}
}