blob: 7465c81d3c972738b3978a8deb8436a660bc9cb1 [file] [log] [blame]
// Copyright (C) 2013 The Android Open Source Project
//
// 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 com.google.gerrit.client.diff;
import com.google.gerrit.client.DiffObject;
import com.google.gerrit.reviewdb.client.Patch.ChangeType;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.resources.client.CssResource;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.HTMLPanel;
/**
* A table with one row and two columns to hold the two CodeMirrors displaying the files to be
* compared.
*/
class SideBySideTable extends DiffTable {
interface Binder extends UiBinder<HTMLPanel, SideBySideTable> {}
private static final Binder uiBinder = GWT.create(Binder.class);
interface DiffTableStyle extends CssResource {
String intralineBg();
String diff();
String hideA();
String hideB();
String padding();
}
private SideBySide parent;
@UiField Element cmA;
@UiField Element cmB;
@UiField static DiffTableStyle style;
private boolean visibleA;
SideBySideTable(SideBySide parent, DiffObject base, DiffObject revision, String path) {
super(parent, base, revision, path);
initWidget(uiBinder.createAndBindUi(this));
this.visibleA = true;
this.parent = parent;
}
@Override
boolean isVisibleA() {
return visibleA;
}
void setVisibleA(boolean show) {
visibleA = show;
if (show) {
removeStyleName(style.hideA());
parent.syncScroll(DisplaySide.B); // match B's viewport
} else {
addStyleName(style.hideA());
}
}
Runnable toggleA() {
return new Runnable() {
@Override
public void run() {
setVisibleA(!isVisibleA());
}
};
}
void setVisibleB(boolean show) {
if (show) {
removeStyleName(style.hideB());
parent.syncScroll(DisplaySide.A); // match A's viewport
} else {
addStyleName(style.hideB());
}
}
@Override
void setHideEmptyPane(boolean hide) {
if (getChangeType() == ChangeType.ADDED) {
setVisibleA(!hide);
} else if (getChangeType() == ChangeType.DELETED) {
setVisibleB(!hide);
}
}
@Override
SideBySide getDiffScreen() {
return parent;
}
@Override
int getHeaderHeight() {
int h = patchSetSelectBoxA.getOffsetHeight();
if (hasHeader()) {
h += diffHeaderRow.getOffsetHeight();
}
return h;
}
}