| // Copyright (C) 2008 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.changes; |
| |
| import com.google.gerrit.client.Link; |
| import com.google.gerrit.client.reviewdb.Patch; |
| import com.google.gerrit.client.reviewdb.PatchSet; |
| import com.google.gerrit.client.ui.FancyFlexTable; |
| import com.google.gwt.user.client.DeferredCommand; |
| import com.google.gwt.user.client.History; |
| import com.google.gwt.user.client.IncrementalCommand; |
| import com.google.gwt.user.client.ui.Composite; |
| import com.google.gwt.user.client.ui.FlowPanel; |
| import com.google.gwt.user.client.ui.SourcesTableEvents; |
| import com.google.gwt.user.client.ui.TableListener; |
| import com.google.gwtexpui.progress.client.ProgressBar; |
| import com.google.gwtexpui.safehtml.client.SafeHtml; |
| import com.google.gwtexpui.safehtml.client.SafeHtmlBuilder; |
| |
| import java.util.List; |
| |
| public class PatchTable extends Composite { |
| private final FlowPanel myBody; |
| private PatchSet.Id psid; |
| private String savePointerId; |
| |
| public PatchTable() { |
| myBody = new FlowPanel(); |
| initWidget(myBody); |
| } |
| |
| public void display(final PatchSet.Id id, final List<Patch> list) { |
| psid = id; |
| final DisplayCommand cmd = new DisplayCommand(list); |
| if (cmd.execute()) { |
| cmd.initMeter(); |
| DeferredCommand.addCommand(cmd); |
| } else { |
| cmd.showTable(); |
| } |
| } |
| |
| public void setSavePointerId(final String id) { |
| savePointerId = id; |
| } |
| |
| private class MyTable extends FancyFlexTable<Patch> { |
| MyTable() { |
| table.addTableListener(new TableListener() { |
| public void onCellClicked(SourcesTableEvents sender, int row, int cell) { |
| if (row > 0) { |
| movePointerTo(row); |
| } |
| } |
| }); |
| setSavePointerId(PatchTable.this.savePointerId); |
| } |
| |
| @Override |
| public void resetHtml(final SafeHtml html) { |
| super.resetHtml(html); |
| } |
| |
| @Override |
| public void setRowItem(final int row, final Patch p) { |
| super.setRowItem(row, p); |
| } |
| |
| void appendHeader(final SafeHtmlBuilder m) { |
| m.openTr(); |
| |
| m.openTd(); |
| m.addStyleName(S_ICON_HEADER); |
| m.addStyleName("LeftMostCell"); |
| m.nbsp(); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.setStyleName(S_ICON_HEADER); |
| m.nbsp(); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.setStyleName(S_DATA_HEADER); |
| m.append(Util.C.patchTableColumnName()); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.setStyleName(S_DATA_HEADER); |
| m.append(Util.C.patchTableColumnComments()); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.setStyleName(S_DATA_HEADER); |
| m.setAttribute("colspan", 2); |
| m.append(Util.C.patchTableColumnDiff()); |
| m.closeTd(); |
| |
| m.closeTr(); |
| } |
| |
| void appendRow(final SafeHtmlBuilder m, final Patch p) { |
| m.openTr(); |
| |
| m.openTd(); |
| m.addStyleName(S_ICON_CELL); |
| m.addStyleName("LeftMostCell"); |
| m.nbsp(); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.setStyleName("ChangeTypeCell"); |
| m.append(p.getChangeType().getCode()); |
| m.closeTd(); |
| |
| m.openTd(); |
| m.addStyleName(S_DATA_CELL); |
| m.addStyleName("FilePathCell"); |
| |
| m.openAnchor(); |
| if (p.getPatchType() == Patch.PatchType.UNIFIED) { |
| m.setAttribute("href", "#" + Link.toPatchSideBySide(p.getKey())); |
| } else { |
| m.setAttribute("href", "#" + Link.toPatchUnified(p.getKey())); |
| } |
| m.append(p.getFileName()); |
| m.closeAnchor(); |
| |
| if (p.getSourceFileName() != null) { |
| final String secondLine; |
| if (p.getChangeType() == Patch.ChangeType.RENAMED) { |
| secondLine = Util.M.renamedFrom(p.getSourceFileName()); |
| |
| } else if (p.getChangeType() == Patch.ChangeType.COPIED) { |
| secondLine = Util.M.copiedFrom(p.getSourceFileName()); |
| |
| } else { |
| secondLine = Util.M.otherFrom(p.getSourceFileName()); |
| } |
| m.br(); |
| m.openSpan(); |
| m.setStyleName("SourceFilePath"); |
| m.append(secondLine); |
| m.closeSpan(); |
| } |
| m.closeTd(); |
| |
| m.openTd(); |
| m.addStyleName(S_DATA_CELL); |
| m.addStyleName("CommentCell"); |
| if (p.getCommentCount() > 0) { |
| m.append(Util.M.patchTableComments(p.getCommentCount())); |
| } |
| if (p.getDraftCount() > 0) { |
| if (p.getCommentCount() > 0) { |
| m.append(", "); |
| } |
| m.openSpan(); |
| m.setStyleName("Drafts"); |
| m.append(Util.M.patchTableDrafts(p.getDraftCount())); |
| m.closeSpan(); |
| } |
| m.closeTd(); |
| |
| m.openTd(); |
| m.addStyleName(S_DATA_CELL); |
| m.addStyleName("DiffLinkCell"); |
| if (p.getPatchType() == Patch.PatchType.UNIFIED) { |
| m.openAnchor(); |
| m.setAttribute("href", "#" + Link.toPatchSideBySide(p.getKey())); |
| m.append(Util.C.patchTableDiffSideBySide()); |
| m.closeAnchor(); |
| } else { |
| m.nbsp(); |
| } |
| m.closeTd(); |
| |
| m.openTd(); |
| m.addStyleName(S_DATA_CELL); |
| m.addStyleName("DiffLinkCell"); |
| m.openAnchor(); |
| m.setAttribute("href", "#" + Link.toPatchUnified(p.getKey())); |
| m.append(Util.C.patchTableDiffUnified()); |
| m.closeAnchor(); |
| m.closeTd(); |
| |
| m.closeTr(); |
| } |
| |
| @Override |
| protected Object getRowItemKey(final Patch item) { |
| return item.getKey(); |
| } |
| |
| @Override |
| protected void onOpenItem(final Patch item) { |
| History.newItem(Link.toPatchSideBySide(item.getKey())); |
| } |
| } |
| |
| private final class DisplayCommand implements IncrementalCommand { |
| private final MyTable table; |
| private final List<Patch> list; |
| private boolean attached; |
| private SafeHtmlBuilder nc = new SafeHtmlBuilder(); |
| private int stage = 0; |
| private int row; |
| private double start; |
| private ProgressBar meter; |
| |
| private DisplayCommand(final List<Patch> list) { |
| this.table = new MyTable(); |
| this.list = list; |
| } |
| |
| @SuppressWarnings("fallthrough") |
| public boolean execute() { |
| final boolean attachedNow = isAttached(); |
| if (!attached && attachedNow) { |
| // Remember that we have been attached at least once. If |
| // later we find we aren't attached we should stop running. |
| // |
| attached = true; |
| } else if (attached && !attachedNow) { |
| // If the user navigated away, we aren't in the DOM anymore. |
| // Don't continue to render. |
| // |
| return false; |
| } |
| |
| start = System.currentTimeMillis(); |
| switch (stage) { |
| case 0: |
| if (row == 0) { |
| table.appendHeader(nc); |
| } |
| while (row < list.size()) { |
| table.appendRow(nc, list.get(row)); |
| if ((++row % 10) == 0 && longRunning()) { |
| updateMeter(); |
| return true; |
| } |
| } |
| table.resetHtml(nc); |
| nc = null; |
| stage = 1; |
| row = 0; |
| |
| case 1: |
| while (row < list.size()) { |
| table.setRowItem(row + 1, list.get(row)); |
| if ((++row % 50) == 0 && longRunning()) { |
| updateMeter(); |
| return true; |
| } |
| } |
| updateMeter(); |
| showTable(); |
| } |
| return false; |
| } |
| |
| void showTable() { |
| myBody.clear(); |
| myBody.add(table); |
| table.finishDisplay(false); |
| } |
| |
| void initMeter() { |
| if (meter == null) { |
| meter = new ProgressBar(Util.M.loadingPatchSet(psid.get())); |
| myBody.clear(); |
| myBody.add(meter); |
| } |
| updateMeter(); |
| } |
| |
| void updateMeter() { |
| if (meter != null) { |
| final int n = list.size(); |
| meter.setValue(((100 * (stage * n + row)) / (2 * n))); |
| } |
| } |
| |
| private boolean longRunning() { |
| return System.currentTimeMillis() - start > 200; |
| } |
| } |
| } |