internal Patch(Hunk[] hunks) {
this.hunks = hunks;
}
private void IncPos(Hunk h, ref int pos) {
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;
}
}
public OverviewRenderer(ScrolledWindow scroller, Hunk[] hunks, bool sidebyside) {
this.scroller = scroller;
this.ButtonPressEvent += ButtonPressHandler;
Add(new OverviewRenderer2(scroller, hunks, sidebyside));
}
public OverviewRenderer2(ScrolledWindow scroller, Hunk[] hunks, bool sidebyside) {
this.hunks = hunks;
this.scroller = scroller;
this.sidebyside = sidebyside;
this.ExposeEvent += OnExposed;
scroller.ExposeEvent += OnScroll;
WidthRequest = 50;
}
private DiffWidget(Hunk[] hunks, Options options) : base(false, 0) {
if (hunks == null || hunks.Length == 0 || options == null)
throw new ArgumentException();
if (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);
ScrolledWindow scroller = new ScrolledWindow();
centerpanel.PackStart(new OverviewRenderer(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++;
Table difftable = new Table((uint)nRows, (uint)nCols, false);
textviewport.Add(difftable);
uint row = 0;
Pango.FontDescription font = null;
if (options.Font != null)
font = Pango.FontDescription.FromString(options.Font);
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);
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);
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);
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);
if (!hunk.Same) row += (uint)hunk.Changes(i).Count;
}
}
if (options.SideBySide)
row += inc;
}
}