com.googlesource.gerrit.plugins.xdocs.client.XDocUnifiedDiffScreen.java Source code

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Here is the source code for com.googlesource.gerrit.plugins.xdocs.client.XDocUnifiedDiffScreen.java

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// Copyright (C) 2014 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.googlesource.gerrit.plugins.xdocs.client;

import com.google.gerrit.plugin.client.screen.Screen;
import com.google.gwt.http.client.URL;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.Frame;

import com.googlesource.gerrit.plugins.xdocs.client.PatchSetSelectBox.DiffView;
import com.googlesource.gerrit.plugins.xdocs.client.PatchSetSelectBox.DisplaySide;

public class XDocUnifiedDiffScreen extends XDocDiffScreen {
    static class Factory implements Screen.EntryPoint {
        @Override
        public void onLoad(Screen screen) {
            String change = URL.decodeQueryString(screen.getToken(1));
            String patchSet = URL.decodeQueryString(screen.getToken(2));
            String path = screen.getToken(4);
            screen.show(new XDocUnifiedDiffScreen(change, patchSet, path));
            screen.setWindowTitle(FileInfo.getFileName(path));
        }
    }

    XDocUnifiedDiffScreen(String change, String patchSet, String path) {
        super(change, patchSet, path);
    }

    @Override
    protected void display(ChangeInfo change) {
        String frameId = "xdoc_unified_diff_iframe";
        Frame frame = new Frame(XDocApi.getUrl(change.project(), getRevision(), getPath()));
        frame.getElement().setId(frameId);
        XDocScreen.resize(frame, frameId);

        FlexTable t = new FlexTable();
        t.setStyleName("xdocs-diff-table");
        t.addStyleName("xdocs-unified-diff-table");
        t.setWidget(addRow(t), 0,
                new PatchSetSelectBox(DiffView.UNIFIED_DIFF, DisplaySide.A, change, base, patchSet, path));
        t.setWidget(addRow(t), 0,
                new PatchSetSelectBox(DiffView.UNIFIED_DIFF, DisplaySide.B, change, base, patchSet, path));
        t.setWidget(addRow(t), 0, frame);
        add(t);
    }

    private String getRevision() {
        return (getRevisionA() != null ? getRevisionA() : "") + "<->" + getRevisionB();
    }

    @Override
    protected String getPanel() {
        return "unified";
    }

    @Override
    protected void init() {
        addIcon(createIcon(XDocsPlugin.RESOURCES.unifiedDiff(), "unified text diff",
                XDocsPlugin.getUnifiedDiffUrl(changeId, base, patchSet, path)));
        addIcon(createIcon(XDocsPlugin.RESOURCES.sideBySideDiffPreview(), "side-by-side preview diff",
                XDocsPlugin.getSideBySidePreviewDiffUrl(changeId, base, patchSet, path)));
    }
}