annotate src/uncommitteditem.cpp @ 425:ad106f5fe75f

Add "Ignore Files" and "Edit Ignored List" to Work menu (latter is subsumed from Advanced menu formerly).  Also subsume Serve via HTTP into File menu as Share Repository, and add a more helpful description of it. Remove Advanced menu

/* -*- 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) 2011 Chris Cannam
    Copyright (c) 2011 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 "uncommitteditem.h"
#include "colourset.h"
#include "debug.h"
#include "textabbrev.h"

#include <QPainter>
#include <QGraphicsScene>
#include <QGraphicsSceneMouseEvent>
#include <QMenu>
#include <QAction>
#include <QLabel>
#include <QWidgetAction>

UncommittedItem::UncommittedItem() :
    m_showBranch(false), m_isNewBranch(false), m_isMerge(false),
    m_column(0), m_row(0), m_wide(false)
{
    m_font = QFont();
    m_font.setPixelSize(11);
    m_font.setBold(false);
    m_font.setItalic(false);
    setCursor(Qt::ArrowCursor);
}

QRectF
UncommittedItem::boundingRect() const
{
    //!!! this stuff is gross, refactor with changesetitem and connectionitem
    int w = 100;
    if (m_wide) w = 180;
    return QRectF(-((w-50)/2 - 1), -30, w - 3, 79 + 40);
}

void
UncommittedItem::mousePressEvent(QGraphicsSceneMouseEvent *e)
{
    DEBUG << "UncommittedItem::mousePressEvent" << endl;
    if (e->button() == Qt::RightButton) {
        activateMenu();
    }
}

void
UncommittedItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *e)
{
    DEBUG << "UncommittedItem::mouseDoubleClickEvent" << endl;
    if (e->button() == Qt::LeftButton) {
        emit showWork();
    }
}

void
UncommittedItem::activateMenu()
{
    QMenu *menu = new QMenu;
    QLabel *label = new QLabel
        (m_isMerge ?
         tr("<qt><b>&nbsp;Uncommitted merge</b></qt>") :
         tr("<qt><b>&nbsp;Uncommitted changes</b></qt>"));
    QWidgetAction *wa = new QWidgetAction(menu);
    wa->setDefaultWidget(label);
    menu->addAction(wa);
    menu->addSeparator();

    QAction *dif = menu->addAction(tr("Diff"));
    connect(dif, SIGNAL(triggered()), this, SIGNAL(diff()));
    QAction *stat = menu->addAction(tr("Summarise changes"));
    connect(stat, SIGNAL(triggered()), this, SIGNAL(showSummary()));
    
    menu->addSeparator();

    QAction *commit = menu->addAction(tr("Commit..."));
    connect(commit, SIGNAL(triggered()), this, SIGNAL(commit()));
    QAction *revert = menu->addAction(tr("Revert..."));
    connect(revert, SIGNAL(triggered()), this, SIGNAL(revert()));

    menu->addSeparator();

    QAction *branch = menu->addAction(tr("Start new branch..."));
    connect(branch, SIGNAL(triggered()), this, SIGNAL(newBranch()));
    QAction *nobranch = menu->addAction(tr("Cancel new branch"));
    nobranch->setEnabled(m_isNewBranch);
    connect(nobranch, SIGNAL(triggered()), this, SIGNAL(noBranch()));

    menu->exec(QCursor::pos());

    ungrabMouse();
}

void
UncommittedItem::paint(QPainter *paint, const QStyleOptionGraphicsItem *, QWidget *)
{
    if (isMerge()) {
        paintMerge(paint);
    } else {
        paintNormal(paint);
    }
}

void
UncommittedItem::paintNormal(QPainter *paint)
{
    paint->save();
    
    ColourSet *colourSet = ColourSet::instance();
    QColor branchColour = colourSet->getColourFor(m_branch);

    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);
    }

    if (scale < 0.1) {
	paint->setPen(QPen(branchColour, 0, Qt::DashLine));
    } else {
	paint->setPen(QPen(branchColour, 2, Qt::DashLine));
    }
	
    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 height = 49;
    QRectF r(x0, 0, width - 3, height);
    paint->setBrush(Qt::white);
    paint->drawRoundedRect(r, 7, 7);

    if (m_wide) {
        QString label = tr("Uncommitted changes");
        paint->drawText(-(fm.width(label) - 50)/2,
                        25 - fm.height()/2 + fm.ascent(),
                        label);
    } else {
        QString label = tr("Uncommitted");
        paint->drawText(-(fm.width(label) - 50)/2,
                        25 - fm.height() + fm.ascent(),
                        label);
        label = tr("changes");
        paint->drawText(-(fm.width(label) - 50)/2,
                        25 + fm.ascent(),
                        label);
    }        

    if (m_showBranch && m_branch != "") {
        // write branch name
        f.setBold(true);
        paint->setFont(f);
        int wid = width - 3;
        QString b = TextAbbrev::abbreviate(m_branch, QFontMetrics(f), wid);
        paint->drawText(x0, -fh + fm.ascent() - 4, b);
        f.setBold(false);
    }

    paint->restore();
    return;
}

void
UncommittedItem::paintMerge(QPainter *paint)
{
    paint->save();
    
    ColourSet *colourSet = ColourSet::instance();
    QColor branchColour = colourSet->getColourFor(m_branch);

    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);
    }

    if (scale < 0.1) {
	paint->setPen(QPen(branchColour, 0, Qt::DashLine));
    } else {
	paint->setPen(QPen(branchColour, 2, Qt::DashLine));
    }
	
    paint->setFont(f);
    QFontMetrics fm(f);
    int fh = fm.height();

    int size = fh * 2;
    int x0 = -size/2 + 25;

    paint->setBrush(Qt::white);
    paint->drawEllipse(QRectF(x0, fh, size, size));
    
    if (m_wide) {
        QString label = tr("Uncommitted merge");
        paint->drawText(size/2 + 28,
                        25 - fm.height()/2 + fm.ascent(),
                        label);
    } else {
        QString label = tr("Uncommitted");
        paint->drawText(size/2 + 28,
                        25 - fm.height() + fm.ascent(),
                        label);
        label = tr("merge");
        paint->drawText(size/2 + 28,
                        25 + fm.ascent(),
                        label);
    }        

    if (m_showBranch && m_branch != "") {
        // write branch name
        f.setBold(true);
        paint->setFont(f);
	int wid = size * 3;
	QString branch = TextAbbrev::abbreviate(m_branch, QFontMetrics(f), wid);
	paint->drawText(-wid/2 + 25, fm.ascent() - 4, branch);
    }

    paint->restore();
    return;
}