protected override bool OnLeaveNotifyEvent (EventCrossing evnt)
{
selectedHunk = null;
TooltipText = null;
QueueDraw ();
return base.OnLeaveNotifyEvent (evnt);
}
void IncPos(Hunk h, ref int pos)
{
pos += h.MaxLines();
/* if (sidebyside)
pos += h.MaxLines();
else if (h.Same)
pos += h.Original().Count;
else {
pos += h.Original().Count;
for (int i = 0; i < h.ChangedLists; i++)
pos += h.Changes(i).Count;
}*/
}
protected override bool OnMotionNotifyEvent (EventMotion evnt)
{
bool hideButton = widget.OriginalEditor.Document.ReadOnly || !widget.DiffEditor.Document.ReadOnly;
Diff.Hunk selectedHunk = null;
if (!hideButton) {
int delta = widget.OriginalEditor.Allocation.Y - Allocation.Y;
foreach (Diff.Hunk hunk in widget.Diff) {
if (!hunk.Same) {
int y1 = delta + widget.OriginalEditor.LineToVisualY (hunk.Right.Start) - (int)widget.OriginalEditor.VAdjustment.Value;
int y2 = delta + widget.OriginalEditor.LineToVisualY (hunk.Right.Start + hunk.Right.Count) - (int)widget.OriginalEditor.VAdjustment.Value;
if (y1 == y2)
y2 = y1 + 1;
int z1 = delta + widget.DiffEditor.LineToVisualY (hunk.Left.Start) - (int)widget.DiffEditor.VAdjustment.Value;
int z2 = delta + widget.DiffEditor.LineToVisualY (hunk.Left.Start + hunk.Left.Count) - (int)widget.DiffEditor.VAdjustment.Value;
if (z1 == z2)
z2 = z1 + 1;
int x, y, r;
GetButtonPosition (hunk, z1, z2, y1, y2, out x, out y, out r);
if (evnt.X >= x && evnt.X - x < r && evnt.Y >= y && evnt.Y - y < r) {
selectedHunk = hunk;
TooltipText = GettextCatalog.GetString ("Revert this change");
break;
}
}
}
} else {
selectedHunk = null;
}
if (selectedHunk == null)
TooltipText = null;
if (this.selectedHunk != selectedHunk) {
this.selectedHunk = selectedHunk;
QueueDraw ();
}
return base.OnMotionNotifyEvent (evnt);
}
private DiffWidget(Hunk[] hunks, Options options) : base(false, 0)
{
if (hunks == null || hunks.Length == 0 || options == null)
throw new ArgumentException();
if (options.SideBySide && options.LeftName != null && options.RightName != null) {
HBox filetitles = new HBox(true, 2);
PackStart(filetitles, false, false, 2);
Label leftlabel = new Label(options.LeftName);
Label rightlabel = new Label(options.RightName);
filetitles.PackStart(leftlabel);
filetitles.PackStart(rightlabel);
}
HBox centerpanel = new HBox(false, 0);
PackStart(centerpanel);
scroller = new ScrolledWindow();
centerpanel.PackStart (new OverviewRenderer (this, scroller, hunks, options.SideBySide), false, false, 0);
Viewport textviewport = new Viewport();
centerpanel.PackStart(scroller);
scroller.Add(textviewport);
int nRows = 0;
foreach (Hunk hunk in hunks) {
if (options.SideBySide) {
nRows += hunk.MaxLines();
} else {
if (hunk.Same) {
nRows += hunk.Original().Count;
} else {
for (int i = 0; i < hunk.ChangedLists; i++)
nRows += hunk.Changes(i).Count;
}
}
}
uint nCols = 1 + (uint)hunks[0].ChangedLists;
if (options.SideBySide) nCols += 2;
if (options.LineNumbers) nCols++;
VBox tablecontainer = new VBox(false, 0);
textviewport.Add(tablecontainer);
difftable = new Table((uint)nRows, (uint)nCols, false);
tablecontainer.PackStart(difftable, false, false, 0);
uint row = 0;
if (options.Font != null)
font = Pango.FontDescription.FromString(options.Font);
Hunk lastHunk = hunks.Length > 0 ? hunks[hunks.Length - 1] : null;
foreach (Hunk hunk in hunks) {
char leftmode = hunk.Same ? ' ' : (hunk.ChangedLists == 1 && hunk.Changes(0).Count == 0) ? '-' : 'C';
uint inc = 0;
if (options.SideBySide) {
ComposeLines(hunk.Original(), leftmode, -1, difftable, row, false, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original ());
inc = (uint)hunk.Original().Count;
} else {
if (leftmode == 'C') leftmode = '-';
int altlines = -1;
if (hunk.ChangedLists == 1 && hunk.Same)
altlines = hunk.Changes(0).Start;
ComposeLines(hunk.Original(), leftmode, altlines, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original ());
row += (uint)hunk.Original().Count;
}
for (int i = 0; i < hunk.ChangedLists; i++) {
char rightmode = hunk.Same ? ' ' : hunk.Original().Count == 0 ? '+' : 'C';
if (options.SideBySide) {
int colsper = 1 + (options.LineNumbers ? 1 : 0);
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, false, (uint)((i+1)*colsper), options.LineWrap, font, options.LineNumbers, lastHunk.Original ());
if (hunk.Changes(i).Count > inc)
inc = (uint)hunk.Changes(i).Count;
} else {
if (rightmode == 'C') rightmode = '+';
if (!hunk.Same)
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original ());
if (!hunk.Same) row += (uint)hunk.Changes(i).Count;
}
}
if (options.SideBySide)
row += inc;
}
}
public OverviewRenderer2(DiffWidget widget, ScrolledWindow scroller, Hunk[] hunks, bool sidebyside) {
this.widget = widget;
this.hunks = hunks;
this.scroller = scroller;
this.sidebyside = sidebyside;
scroller.ExposeEvent += OnScroll;
WidthRequest = 50;
}
public OverviewRenderer(DiffWidget widget, ScrolledWindow scroller, Hunk[] hunks, bool sidebyside)
{
this.scroller = scroller;
this.ButtonPressEvent += ButtonPressHandler;
Add (new OverviewRenderer2 (widget, scroller, hunks, sidebyside));
}
internal Patch(Hunk[] hunks) {
this.hunks = hunks;
}
private DiffWidget(Hunk[] hunks, Options options) : base(false, 0)
{
if (hunks == null || hunks.Length == 0 || options == null)
{
throw new ArgumentException();
}
if (options.SideBySide && options.LeftName != null && options.RightName != null)
{
HBox filetitles = new HBox(true, 2);
PackStart(filetitles, false, false, 2);
Label leftlabel = new Label(options.LeftName);
Label rightlabel = new Label(options.RightName);
filetitles.PackStart(leftlabel);
filetitles.PackStart(rightlabel);
}
HBox centerpanel = new HBox(false, 0);
PackStart(centerpanel);
scroller = new ScrolledWindow();
centerpanel.PackStart(new OverviewRenderer(this, scroller, hunks, options.SideBySide), false, false, 0);
Viewport textviewport = new Viewport();
centerpanel.PackStart(scroller);
scroller.Add(textviewport);
int nRows = 0;
foreach (Hunk hunk in hunks)
{
if (options.SideBySide)
{
nRows += hunk.MaxLines();
}
else
{
if (hunk.Same)
{
nRows += hunk.Original().Count;
}
else
{
for (int i = 0; i < hunk.ChangedLists; i++)
{
nRows += hunk.Changes(i).Count;
}
}
}
}
uint nCols = 1 + (uint)hunks[0].ChangedLists;
if (options.SideBySide)
{
nCols += 2;
}
if (options.LineNumbers)
{
nCols++;
}
VBox tablecontainer = new VBox(false, 0);
textviewport.Add(tablecontainer);
difftable = new Table((uint)nRows, (uint)nCols, false);
tablecontainer.PackStart(difftable, false, false, 0);
uint row = 0;
if (options.Font != null)
{
font = Pango.FontDescription.FromString(options.Font);
}
Hunk lastHunk = hunks.Length > 0 ? hunks[hunks.Length - 1] : null;
foreach (Hunk hunk in hunks)
{
char leftmode = hunk.Same ? ' ' : (hunk.ChangedLists == 1 && hunk.Changes(0).Count == 0) ? '-' : 'C';
uint inc = 0;
if (options.SideBySide)
{
ComposeLines(hunk.Original(), leftmode, -1, difftable, row, false, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
inc = (uint)hunk.Original().Count;
}
else
{
if (leftmode == 'C')
{
leftmode = '-';
}
int altlines = -1;
if (hunk.ChangedLists == 1 && hunk.Same)
{
altlines = hunk.Changes(0).Start;
}
ComposeLines(hunk.Original(), leftmode, altlines, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
row += (uint)hunk.Original().Count;
}
for (int i = 0; i < hunk.ChangedLists; i++)
{
char rightmode = hunk.Same ? ' ' : hunk.Original().Count == 0 ? '+' : 'C';
if (options.SideBySide)
{
int colsper = 1 + (options.LineNumbers ? 1 : 0);
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, false, (uint)((i + 1) * colsper), options.LineWrap, font, options.LineNumbers, lastHunk.Original());
if (hunk.Changes(i).Count > inc)
{
inc = (uint)hunk.Changes(i).Count;
}
}
else
{
if (rightmode == 'C')
{
rightmode = '+';
}
if (!hunk.Same)
{
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
}
if (!hunk.Same)
{
row += (uint)hunk.Changes(i).Count;
}
}
}
if (options.SideBySide)
{
row += inc;
}
}
}