Mercurial > hg > easyhg
view src/changesetitem.cpp @ 633:db62a0cb3037
* Added setting to specify that diff command should be run once for each selected file, rather than passing all file names to diff command (p4merge doesn't like being given many files)
author | Sam Izzo <sam@humbug.net> |
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date | Mon, 27 Aug 2012 01:26:57 +1000 |
parents | 641ccce7c771 |
children | ae67ea0af696 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* EasyMercurial Based on HgExplorer by Jari Korhonen Copyright (c) 2010 Jari Korhonen Copyright (c) 2012 Chris Cannam Copyright (c) 2012 Queen Mary, University of London This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "changesetitem.h" #include "changesetscene.h" #include "changesetdetailitem.h" #include "changeset.h" #include "textabbrev.h" #include "colourset.h" #include "debug.h" #include <QPainter> #include <QGraphicsScene> #include <QGraphicsSceneMouseEvent> #include <QMenu> #include <QAction> #include <QLabel> #include <QWidgetAction> #include <QApplication> #include <QClipboard> QImage *ChangesetItem::m_star = 0; ChangesetItem::ChangesetItem(Changeset *cs) : m_changeset(cs), m_detail(0), m_detailVisible(false), m_showBranch(false), m_column(0), m_row(0), m_wide(false), m_current(false), m_closing(false), m_new(false), m_searchMatches(false) { m_font = QFont(); m_font.setPixelSize(11); m_font.setBold(false); m_font.setItalic(false); setCursor(Qt::ArrowCursor); if (!m_star) m_star = new QImage(":images/star.png"); } ChangesetItem::~ChangesetItem() { if (m_detail && !m_detailVisible) delete m_detail; } QString ChangesetItem::getId() { return m_changeset->id(); } QRectF ChangesetItem::boundingRect() const { int w = 100; if (m_wide) w = 180; return QRectF(-((w-50)/2 - 1), -30, w - 3, 90); } void ChangesetItem::showDetail() { if (m_detailVisible) return; if (!m_detail) { m_detail = new ChangesetDetailItem(m_changeset); m_detail->setZValue(zValue() + 1); } scene()->addItem(m_detail); int w = 100; if (m_wide) w = 180; if (isMerge() || isClosingCommit()) w = 60; int h = 80; m_detail->setPos(x() + (w + 50) / 2 + 10 + 0.5, y() - (m_detail->boundingRect().height() - h) / 3 + 0.5); m_detailVisible = true; emit detailShown(); } void ChangesetItem::hideDetail() { if (!m_detailVisible) return; scene()->removeItem(m_detail); m_detailVisible = false; emit detailHidden(); } bool ChangesetItem::matchSearchText(QString text) { m_searchText = text; m_searchMatches = false; if (m_showBranch) { m_searchMatches = (m_changeset->branch().contains (text, Qt::CaseInsensitive)); } if (!m_searchMatches) { m_searchMatches = (m_changeset->comment().contains (text, Qt::CaseInsensitive)); } return m_searchMatches; } void ChangesetItem::mousePressEvent(QGraphicsSceneMouseEvent *e) { DEBUG << "ChangesetItem::mousePressEvent" << endl; if (e->button() == Qt::LeftButton) { if (m_detailVisible) { hideDetail(); } else { showDetail(); } } } void ChangesetItem::contextMenuEvent(QGraphicsSceneContextMenuEvent *) { if (m_detail) { hideDetail(); } m_parentDiffActions.clear(); m_summaryActions.clear(); QMenu *menu = new QMenu; QLabel *label = new QLabel(tr("<qt><b> Revision: </b>%1</qt>") .arg(Changeset::hashOf(m_changeset->id()))); QWidgetAction *wa = new QWidgetAction(menu); wa->setDefaultWidget(label); menu->addAction(wa); menu->addSeparator(); QAction *copyId = menu->addAction(tr("Copy identifier to clipboard")); connect(copyId, SIGNAL(triggered()), this, SLOT(copyIdActivated())); QAction *stat = menu->addAction(tr("Summarise changes")); connect(stat, SIGNAL(triggered()), this, SLOT(showSummaryActivated())); menu->addSeparator(); QStringList parents = m_changeset->parents(); QString leftId, rightId; bool havePositions = false; if (parents.size() > 1) { ChangesetScene *cs = dynamic_cast<ChangesetScene *>(scene()); if (cs && parents.size() == 2) { ChangesetItem *i0 = cs->getItemById(parents[0]); ChangesetItem *i1 = cs->getItemById(parents[1]); if (i0 && i1) { if (i0->x() < i1->x()) { leftId = parents[0]; rightId = parents[1]; } else { leftId = parents[1]; rightId = parents[0]; } havePositions = true; } } } if (parents.size() > 1) { if (havePositions) { QAction *diff = menu->addAction(tr("Diff to left parent")); connect(diff, SIGNAL(triggered()), this, SLOT(diffToParentActivated())); m_parentDiffActions[diff] = leftId; diff = menu->addAction(tr("Diff to right parent")); connect(diff, SIGNAL(triggered()), this, SLOT(diffToParentActivated())); m_parentDiffActions[diff] = rightId; } else { foreach (QString parentId, parents) { QString text = tr("Diff to parent %1").arg(Changeset::hashOf(parentId)); QAction *diff = menu->addAction(text); connect(diff, SIGNAL(triggered()), this, SLOT(diffToParentActivated())); m_parentDiffActions[diff] = parentId; } } } else { QAction *diff = menu->addAction(tr("Diff to parent")); connect(diff, SIGNAL(triggered()), this, SLOT(diffToParentActivated())); } QAction *diffCurrent = menu->addAction(tr("Diff to current working folder")); connect(diffCurrent, SIGNAL(triggered()), this, SLOT(diffToCurrentActivated())); menu->addSeparator(); QAction *update = menu->addAction(tr("Update to this revision")); connect(update, SIGNAL(triggered()), this, SLOT(updateActivated())); QAction *merge = menu->addAction(tr("Merge from here to current")); connect(merge, SIGNAL(triggered()), this, SLOT(mergeActivated())); menu->addSeparator(); QAction *branch = menu->addAction(tr("Start new branch...")); branch->setEnabled(m_current); connect(branch, SIGNAL(triggered()), this, SLOT(newBranchActivated())); QAction *closebranch = menu->addAction(tr("Close branch...")); closebranch->setEnabled(m_current); connect(closebranch, SIGNAL(triggered()), this, SLOT(closeBranchActivated())); QAction *tag = menu->addAction(tr("Add tag...")); connect(tag, SIGNAL(triggered()), this, SLOT(tagActivated())); ungrabMouse(); menu->exec(QCursor::pos()); } void ChangesetItem::copyIdActivated() { QClipboard *clipboard = QApplication::clipboard(); clipboard->setText(Changeset::hashOf(m_changeset->id())); } void ChangesetItem::diffToParentActivated() { QAction *a = qobject_cast<QAction *>(sender()); QString parentId; if (m_parentDiffActions.contains(a)) { parentId = m_parentDiffActions[a]; DEBUG << "ChangesetItem::diffToParentActivated: specific parent " << parentId << " selected" << endl; } else { parentId = m_changeset->parents()[0]; DEBUG << "ChangesetItem::diffToParentActivated: " << "no specific parent selected, using first parent " << parentId << endl; } emit diffToParent(getId(), parentId); } void ChangesetItem::showSummaryActivated() { emit showSummary(m_changeset); } void ChangesetItem::updateActivated() { emit updateTo(getId()); } void ChangesetItem::diffToCurrentActivated() { emit diffToCurrent(getId()); } void ChangesetItem::mergeActivated() { emit mergeFrom(getId()); } void ChangesetItem::tagActivated() { emit tag(getId()); } void ChangesetItem::newBranchActivated() { emit newBranch(getId()); } void ChangesetItem::closeBranchActivated() { emit closeBranch(getId()); } void ChangesetItem::paint(QPainter *paint, const QStyleOptionGraphicsItem *, QWidget *) { if (isClosingCommit() || isMerge()) { paintSimple(paint); } else { paintNormal(paint); } } bool ChangesetItem::isMerge() const { return (m_changeset && m_changeset->parents().size() > 1); } bool ChangesetItem::isClosed() const { return (m_changeset && m_changeset->closed()); } void ChangesetItem::paintNormal(QPainter *paint) { paint->save(); int alpha = 255; if (isClosed()) alpha = 90; ColourSet *colourSet = ColourSet::instance(); QColor branchColour = colourSet->getColourFor(m_changeset->branch()); QColor userColour = colourSet->getColourFor(m_changeset->author()); branchColour.setAlpha(alpha); userColour.setAlpha(alpha); QFont f(m_font); QTransform t = paint->worldTransform(); float scale = std::min(t.m11(), t.m22()); bool showText = (scale >= 0.2); bool showProperLines = (scale >= 0.1); if (m_searchText != "") { if (m_searchMatches) { userColour = QColor("#008400"); showProperLines = true; showText = true; } else { branchColour = Qt::gray; userColour = Qt::gray; } } if (!showProperLines) { paint->setPen(QPen(branchColour, 0)); } else { paint->setPen(QPen(branchColour, 2)); } paint->setFont(f); QFontMetrics fm(f); int fh = fm.height(); int width = 100; if (m_wide) width = 180; int x0 = -((width - 50) / 2 - 1); int textwid = width - 7; QString comment; QStringList lines; int lineCount = 3; if (showText) { comment = m_changeset->comment().trimmed(); comment = comment.replace("\\n", " "); comment = comment.replace(QRegExp("^\"\\s*\\**\\s*"), ""); comment = comment.replace(QRegExp("\"$"), ""); comment = comment.replace("\\\"", "\""); comment = TextAbbrev::abbreviate(comment, fm, textwid, TextAbbrev::ElideEnd, "...", 3); // abbreviate() changes this (ouch!), restore it textwid = width - 5; lines = comment.split('\n'); lineCount = lines.size(); if (lineCount < 2) lineCount = 2; } int height = (lineCount + 1) * fh + 2; QRectF r(x0, 0, width - 3, height); QColor textColour = Qt::black; textColour.setAlpha(alpha); if (m_showBranch && showText) { // write branch name paint->save(); f.setBold(true); paint->setFont(f); paint->setPen(QPen(branchColour)); QString branch = m_changeset->branch(); if (branch == "") branch = "default"; int wid = width - 3; branch = TextAbbrev::abbreviate(branch, QFontMetrics(f), wid); paint->drawText(x0, -fh + fm.ascent() - 4, branch); f.setBold(false); paint->restore(); } QStringList bookmarks = m_changeset->bookmarks(); if (!bookmarks.empty() && showText) { QString bmText = bookmarks.join(" ").trimmed(); int bw = fm.width(bmText); int bx = x0 + width - bw - 14; if (m_current) bx = bx - fh*1.5 + 3; paint->save(); paint->setPen(QPen(branchColour, 2)); // paint->setBrush(QBrush(Qt::white)); paint->setBrush(QBrush(branchColour)); paint->drawRoundedRect(QRectF(bx, -fh - 4, bw + 4, fh * 2), 5, 5); paint->setPen(QPen(Qt::white)); paint->drawText(bx + 2, -fh + fm.ascent() - 4, bmText); paint->restore(); } if (showProperLines) { if (m_new) { paint->setBrush(QColor(255, 255, 220)); } else { paint->setBrush(Qt::white); } if (m_current) { paint->drawRoundedRect(QRectF(x0 - 4, -4, width + 5, height + 8), 10, 10); if (m_new) { paint->save(); paint->setPen(Qt::yellow); paint->setBrush(Qt::NoBrush); paint->drawRoundedRect(QRectF(x0 - 2, -2, width + 1, height + 4), 10, 10); paint->restore(); } } } if (!showText) { paint->drawRoundedRect(r, 7, 7); paint->restore(); return; } paint->save(); paint->setPen(Qt::NoPen); paint->drawRoundedRect(r, 7, 7); paint->setBrush(QBrush(userColour)); paint->drawRoundedRect(QRectF(x0 + 0.5, 0.5, width - 4, fh - 0.5), 7, 7); paint->drawRect(QRectF(x0 + 0.5, fh/2.0, width - 4, fh/2.0)); paint->restore(); paint->setPen(QPen(Qt::white)); QString person = TextAbbrev::abbreviate(m_changeset->authorName(), fm, textwid); paint->drawText(x0 + 3, fm.ascent(), person); paint->setPen(QPen(textColour)); QStringList tags = m_changeset->tags(); if (!tags.empty()) { QStringList nonTipTags; foreach (QString t, tags) { // I'm not convinced that showing the tip tag really // works; I think perhaps it confuses as much as it // illuminates. But also, our current implementation // doesn't interact well with it because it moves -- it's // the one thing that can actually (in normal use) change // inside an existing changeset record even during an // incremental update if (t != "tip") nonTipTags.push_back(t); } if (!nonTipTags.empty()) { QString tagText = nonTipTags.join(" ").trimmed(); int tw = fm.width(tagText); paint->fillRect(QRectF(x0 + width - 8 - tw, 1, tw + 4, fh - 1), QBrush(Qt::yellow)); paint->drawText(x0 + width - 6 - tw, fm.ascent(), tagText); } } paint->setPen(QPen(branchColour, 2)); paint->setBrush(Qt::NoBrush); paint->drawRoundedRect(r, 7, 7); if (m_current && showProperLines) { paint->setRenderHint(QPainter::SmoothPixmapTransform, true); int starSize = fh * 1.5; paint->drawImage(QRectF(x0 + width - starSize, -fh, starSize, starSize), *m_star); } paint->setFont(f); if (m_searchMatches) paint->setPen(userColour); for (int i = 0; i < lines.size(); ++i) { paint->drawText(x0 + 3, i * fh + fh + fm.ascent(), lines[i].trimmed()); } paint->restore(); } void ChangesetItem::paintSimple(QPainter *paint) { paint->save(); int alpha = 255; if (isClosed()) alpha = 90; ColourSet *colourSet = ColourSet::instance(); QColor branchColour = colourSet->getColourFor(m_changeset->branch()); QColor userColour = colourSet->getColourFor(m_changeset->author()); branchColour.setAlpha(alpha); userColour.setAlpha(alpha); QFont f(m_font); QTransform t = paint->worldTransform(); float scale = std::min(t.m11(), t.m22()); if (scale > 1.0) { int ps = int((f.pixelSize() / scale) + 0.5); if (ps < 8) ps = 8; f.setPixelSize(ps); } bool showText = (scale >= 0.2); bool showProperLines = (scale >= 0.1); if (!showProperLines) { paint->setPen(QPen(branchColour, 0)); } else { paint->setPen(QPen(branchColour, 2)); } paint->setFont(f); QFontMetrics fm(f); int fh = fm.height(); int size = fh * 2; int x0 = -size/2 + 25; if (m_new) { paint->setBrush(QColor(255, 255, 220)); } else { paint->setBrush(Qt::white); } if (showProperLines) { if (m_current) { if (isClosingCommit()) { paint->drawRect(QRectF(x0 - 4, fh - 4, size + 8, size + 8)); } else { paint->drawEllipse(QRectF(x0 - 4, fh - 4, size + 8, size + 8)); } if (m_new) { paint->save(); paint->setPen(Qt::yellow); paint->setBrush(Qt::NoBrush); if (isClosingCommit()) { paint->drawRect(QRectF(x0 - 2, fh - 2, size + 4, size + 4)); } else { paint->drawEllipse(QRectF(x0 - 2, fh - 2, size + 4, size + 4)); } paint->restore(); } } } if (isClosingCommit()) { paint->drawRect(QRectF(x0, fh, size, size)); } else { paint->drawEllipse(QRectF(x0, fh, size, size)); } if (m_showBranch) { // write branch name paint->save(); f.setBold(true); paint->setFont(f); paint->setPen(QPen(branchColour)); QString branch = m_changeset->branch(); if (branch == "") branch = "default"; int wid = size * 3; branch = TextAbbrev::abbreviate(branch, QFontMetrics(f), wid); paint->drawText(-wid/2 + 25, fm.ascent() - 4, branch); f.setBold(false); paint->restore(); } if (m_current && showProperLines) { paint->setRenderHint(QPainter::SmoothPixmapTransform, true); int starSize = fh * 1.5; paint->drawImage(QRectF(x0 + size - starSize/2, 0, starSize, starSize), *m_star); } paint->restore(); }