mirror of
https://gitlab.gnome.org/GNOME/gitg
synced 2024-11-05 16:43:26 +00:00
574 lines
12 KiB
Vala
574 lines
12 KiB
Vala
/*
|
|
* This file is part of gitg
|
|
*
|
|
* Copyright (C) 2015 - Jesse van den Kieboom
|
|
*
|
|
* gitg 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.
|
|
*
|
|
* gitg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with gitg. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
[GtkTemplate( ui = "/org/gnome/gitg/ui/gitg-diff-view.ui" )]
|
|
public class Gitg.DiffView : Gtk.Grid
|
|
{
|
|
[GtkChild( name = "commit_details" )]
|
|
private Gitg.DiffViewCommitDetails d_commit_details;
|
|
|
|
[GtkChild( name = "scrolledwindow" )]
|
|
private Gtk.ScrolledWindow d_scrolledwindow;
|
|
|
|
[GtkChild( name = "grid_files" )]
|
|
private Gtk.Grid d_grid_files;
|
|
|
|
[GtkChild( name = "event_box" )]
|
|
private Gtk.EventBox d_event_box;
|
|
|
|
[GtkChild( name = "revealer_options" )]
|
|
private Gtk.Revealer d_revealer_options;
|
|
|
|
[GtkChild( name = "diff_view_options" )]
|
|
private DiffViewOptions d_diff_view_options;
|
|
|
|
private Ggit.Diff? d_diff;
|
|
private Commit? d_commit;
|
|
private Ggit.DiffOptions? d_options;
|
|
private Cancellable d_cancellable;
|
|
private ulong d_expanded_notify;
|
|
private ulong d_parent_commit_notify;
|
|
private bool d_changes_inline;
|
|
|
|
private uint d_reveal_options_timeout;
|
|
private uint d_unreveal_options_timeout;
|
|
|
|
public Ggit.DiffOptions options
|
|
{
|
|
get
|
|
{
|
|
if (d_options == null)
|
|
{
|
|
d_options = new Ggit.DiffOptions();
|
|
}
|
|
|
|
return d_options;
|
|
}
|
|
}
|
|
|
|
public bool has_selection
|
|
{
|
|
get; private set;
|
|
}
|
|
|
|
public Ggit.Diff? diff
|
|
{
|
|
get { return d_diff; }
|
|
set
|
|
{
|
|
if (d_diff != value)
|
|
{
|
|
d_diff = value;
|
|
d_commit = null;
|
|
}
|
|
|
|
update(false);
|
|
}
|
|
}
|
|
|
|
public Commit? commit
|
|
{
|
|
get { return d_commit; }
|
|
set
|
|
{
|
|
if (d_commit != value)
|
|
{
|
|
d_commit = value;
|
|
d_diff = null;
|
|
}
|
|
|
|
update(false);
|
|
}
|
|
}
|
|
|
|
public virtual signal void options_changed()
|
|
{
|
|
if (d_commit != null)
|
|
{
|
|
update(true);
|
|
}
|
|
}
|
|
|
|
public bool wrap_lines { get; construct set; default = true; }
|
|
public bool staged { get; set; default = false; }
|
|
public bool unstaged { get; set; default = false; }
|
|
public bool show_parents { get; set; default = false; }
|
|
public bool default_collapse_all { get; construct set; default = true; }
|
|
public bool use_gravatar { get; construct set; default = true; }
|
|
public int tab_width { get; construct set; default = 4; }
|
|
public bool handle_selection { get; construct set; default = false; }
|
|
public bool highlight { get; construct set; default = true; }
|
|
public Repository repository { get; set; }
|
|
public bool new_is_workdir { get; set; }
|
|
|
|
private bool flag_get(Ggit.DiffOption f)
|
|
{
|
|
return (options.flags & f) != 0;
|
|
}
|
|
|
|
private void flag_set(Ggit.DiffOption f, bool val)
|
|
{
|
|
var flags = options.flags;
|
|
|
|
if (val)
|
|
{
|
|
flags |= f;
|
|
}
|
|
else
|
|
{
|
|
flags &= ~f;
|
|
}
|
|
|
|
if (flags != options.flags)
|
|
{
|
|
options.flags = flags;
|
|
options_changed();
|
|
}
|
|
}
|
|
|
|
public bool ignore_whitespace
|
|
{
|
|
get { return flag_get(Ggit.DiffOption.IGNORE_WHITESPACE); }
|
|
set { flag_set(Ggit.DiffOption.IGNORE_WHITESPACE, value); }
|
|
}
|
|
|
|
public bool changes_inline
|
|
{
|
|
get { return d_changes_inline; }
|
|
set
|
|
{
|
|
if (d_changes_inline != value)
|
|
{
|
|
d_changes_inline = value;
|
|
|
|
// TODO
|
|
//options_changed();
|
|
}
|
|
}
|
|
}
|
|
|
|
public int context_lines
|
|
{
|
|
get { return options.n_context_lines; }
|
|
|
|
construct set
|
|
{
|
|
if (options.n_context_lines != value)
|
|
{
|
|
options.n_context_lines = value;
|
|
options.n_interhunk_lines = value;
|
|
|
|
options_changed();
|
|
}
|
|
}
|
|
|
|
default = 3;
|
|
}
|
|
|
|
protected override void constructed()
|
|
{
|
|
d_expanded_notify = d_commit_details.notify["expanded"].connect(update_expanded_files);
|
|
d_parent_commit_notify = d_commit_details.notify["parent-commit"].connect(parent_commit_changed);
|
|
|
|
bind_property("use-gravatar", d_commit_details, "use-gravatar", BindingFlags.SYNC_CREATE);
|
|
|
|
d_event_box.motion_notify_event.connect(motion_notify_event_on_event_box);
|
|
d_diff_view_options.view = this;
|
|
}
|
|
|
|
private void parent_commit_changed()
|
|
{
|
|
update(false);
|
|
}
|
|
|
|
private void update_expanded_files()
|
|
{
|
|
var expanded = d_commit_details.expanded;
|
|
|
|
foreach (var file in d_grid_files.get_children())
|
|
{
|
|
(file as Gitg.DiffViewFile).expanded = expanded;
|
|
}
|
|
}
|
|
|
|
private void update(bool preserve_expanded)
|
|
{
|
|
// If both `d_diff` and `d_commit` are null, clear
|
|
// the diff content
|
|
if (d_diff == null && d_commit == null)
|
|
{
|
|
d_commit_details.hide();
|
|
d_scrolledwindow.hide();
|
|
return;
|
|
}
|
|
|
|
d_commit_details.show();
|
|
d_scrolledwindow.show();
|
|
|
|
// Cancel running operations
|
|
d_cancellable.cancel();
|
|
d_cancellable = new Cancellable();
|
|
|
|
if (d_commit != null)
|
|
{
|
|
SignalHandler.block(d_commit_details, d_parent_commit_notify);
|
|
d_commit_details.commit = d_commit;
|
|
SignalHandler.unblock(d_commit_details, d_parent_commit_notify);
|
|
|
|
int parent = 0;
|
|
var parents = d_commit.get_parents();
|
|
|
|
var parent_commit = d_commit_details.parent_commit;
|
|
|
|
if (parent_commit != null)
|
|
{
|
|
for (var i = 0; i < parents.size; i++)
|
|
{
|
|
var id = parents.get_id(i);
|
|
|
|
if (id.equal(parent_commit.get_id()))
|
|
{
|
|
parent = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
d_diff = d_commit.get_diff(options, parent);
|
|
d_commit_details.show();
|
|
}
|
|
else
|
|
{
|
|
d_commit_details.commit = null;
|
|
d_commit_details.hide();
|
|
}
|
|
|
|
if (d_diff != null)
|
|
{
|
|
update_diff(d_diff, preserve_expanded, d_cancellable);
|
|
}
|
|
}
|
|
|
|
private delegate void Anon();
|
|
|
|
private void auto_change_expanded(bool expanded)
|
|
{
|
|
SignalHandler.block(d_commit_details, d_expanded_notify);
|
|
d_commit_details.expanded = expanded;
|
|
SignalHandler.unblock(d_commit_details, d_expanded_notify);
|
|
}
|
|
|
|
private void on_selection_changed()
|
|
{
|
|
bool something_selected = false;
|
|
|
|
foreach (var file in d_grid_files.get_children())
|
|
{
|
|
var selectable = (file as Gitg.DiffViewFile).renderer as DiffSelectable;
|
|
|
|
if (selectable.has_selection)
|
|
{
|
|
something_selected = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (has_selection != something_selected)
|
|
{
|
|
has_selection = something_selected;
|
|
}
|
|
}
|
|
|
|
private string? primary_path(Gitg.DiffViewFile f)
|
|
{
|
|
var path = f.delta.get_old_file().get_path();
|
|
|
|
if (path == null)
|
|
{
|
|
path = f.delta.get_new_file().get_path();
|
|
}
|
|
|
|
return path;
|
|
}
|
|
|
|
private void update_diff(Ggit.Diff diff, bool preserve_expanded, Cancellable? cancellable)
|
|
{
|
|
var files = new Gee.ArrayList<Gitg.DiffViewFile>();
|
|
|
|
Gitg.DiffViewFile? current_file = null;
|
|
Ggit.DiffHunk? current_hunk = null;
|
|
Gee.ArrayList<Ggit.DiffLine>? current_lines = null;
|
|
|
|
var maxlines = 0;
|
|
|
|
Anon add_hunk = () => {
|
|
if (current_hunk != null)
|
|
{
|
|
current_file.add_hunk(current_hunk, current_lines);
|
|
|
|
current_lines = null;
|
|
current_hunk = null;
|
|
}
|
|
};
|
|
|
|
Anon add_file = () => {
|
|
add_hunk();
|
|
|
|
if (current_file != null)
|
|
{
|
|
current_file.show();
|
|
current_file.renderer.notify["has-selection"].connect(on_selection_changed);
|
|
|
|
files.add(current_file);
|
|
|
|
current_file = null;
|
|
}
|
|
};
|
|
|
|
try
|
|
{
|
|
diff.foreach(
|
|
(delta, progress) => {
|
|
if (cancellable != null && cancellable.is_cancelled())
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
add_file();
|
|
|
|
current_file = new Gitg.DiffViewFile.text(repository, delta, new_is_workdir, handle_selection);
|
|
this.bind_property("highlight", current_file.renderer, "highlight", BindingFlags.SYNC_CREATE);
|
|
|
|
return 0;
|
|
},
|
|
|
|
(delta, binary) => {
|
|
// FIXME: do we want to handle binary data?
|
|
if (cancellable != null && cancellable.is_cancelled())
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
},
|
|
|
|
(delta, hunk) => {
|
|
if (cancellable != null && cancellable.is_cancelled())
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
maxlines = int.max(maxlines, hunk.get_old_start() + hunk.get_old_lines());
|
|
maxlines = int.max(maxlines, hunk.get_new_start() + hunk.get_new_lines());
|
|
|
|
add_hunk();
|
|
|
|
current_hunk = hunk;
|
|
current_lines = new Gee.ArrayList<Ggit.DiffLine>();
|
|
|
|
return 0;
|
|
},
|
|
|
|
(delta, hunk, line) => {
|
|
if (cancellable != null && cancellable.is_cancelled())
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
if ((delta.get_flags() & Ggit.DiffFlag.BINARY) == 0)
|
|
{
|
|
current_lines.add(line);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
);
|
|
} catch {}
|
|
|
|
add_hunk();
|
|
add_file();
|
|
|
|
var file_widgets = d_grid_files.get_children();
|
|
var was_expanded = new Gee.HashSet<string>();
|
|
|
|
foreach (var file in file_widgets)
|
|
{
|
|
var f = file as Gitg.DiffViewFile;
|
|
|
|
if (preserve_expanded && f.expanded)
|
|
{
|
|
var path = primary_path(f);
|
|
|
|
if (path != null)
|
|
{
|
|
was_expanded.add(path);
|
|
}
|
|
}
|
|
|
|
f.destroy();
|
|
}
|
|
|
|
d_commit_details.expanded = (files.size <= 1 || !default_collapse_all);
|
|
d_commit_details.expander_visible = (files.size > 1);
|
|
|
|
for (var i = 0; i < files.size; i++)
|
|
{
|
|
var file = files[i];
|
|
var path = primary_path(file);
|
|
|
|
file.expanded = d_commit_details.expanded || (path != null && was_expanded.contains(path));
|
|
|
|
var renderer_text = file.renderer as DiffViewFileRendererText;
|
|
|
|
if (renderer_text != null)
|
|
{
|
|
renderer_text.maxlines = maxlines;
|
|
|
|
this.bind_property("wrap-lines", renderer_text, "wrap-lines", BindingFlags.DEFAULT | BindingFlags.SYNC_CREATE);
|
|
this.bind_property("tab-width", renderer_text, "tab-width", BindingFlags.DEFAULT | BindingFlags.SYNC_CREATE);
|
|
}
|
|
|
|
if (i == files.size - 1)
|
|
{
|
|
file.vexpand = true;
|
|
}
|
|
|
|
d_grid_files.add(file);
|
|
|
|
file.notify["expanded"].connect(auto_update_expanded);
|
|
}
|
|
}
|
|
|
|
private void auto_update_expanded()
|
|
{
|
|
foreach (var file in d_grid_files.get_children())
|
|
{
|
|
if (!(file as Gitg.DiffViewFile).expanded)
|
|
{
|
|
auto_change_expanded(false);
|
|
return;
|
|
}
|
|
}
|
|
|
|
auto_change_expanded(true);
|
|
}
|
|
|
|
public PatchSet[] selection
|
|
{
|
|
owned get
|
|
{
|
|
var ret = new PatchSet[0];
|
|
|
|
foreach (var file in d_grid_files.get_children())
|
|
{
|
|
var sel = (file as Gitg.DiffViewFile).renderer as DiffSelectable;
|
|
|
|
if (sel != null && sel.has_selection && sel.selection.patches.length != 0)
|
|
{
|
|
ret += sel.selection;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
private void update_hide_show_options(Gdk.Window window, int ex, int ey)
|
|
{
|
|
void *data;
|
|
window.get_user_data(out data);
|
|
|
|
var w = data as Gtk.Widget;
|
|
|
|
if (w == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int x, y;
|
|
w.translate_coordinates(d_event_box, ex, ey, out x, out y);
|
|
|
|
Gtk.Allocation alloc, revealer_alloc;
|
|
|
|
d_event_box.get_allocation(out alloc);
|
|
d_revealer_options.get_allocation(out revealer_alloc);
|
|
|
|
if (!d_revealer_options.reveal_child && y >= alloc.height - 18 && x >= alloc.width - 150 && d_reveal_options_timeout == 0)
|
|
{
|
|
if (d_unreveal_options_timeout != 0)
|
|
{
|
|
Source.remove(d_unreveal_options_timeout);
|
|
d_unreveal_options_timeout = 0;
|
|
}
|
|
|
|
d_reveal_options_timeout = Timeout.add(300, () => {
|
|
d_reveal_options_timeout = 0;
|
|
d_revealer_options.reveal_child = true;
|
|
return false;
|
|
});
|
|
}
|
|
else if (d_revealer_options.reveal_child)
|
|
{
|
|
var above = (y <= alloc.height - 6 - revealer_alloc.height);
|
|
|
|
if (above && d_unreveal_options_timeout == 0)
|
|
{
|
|
if (d_reveal_options_timeout != 0)
|
|
{
|
|
Source.remove(d_reveal_options_timeout);
|
|
d_reveal_options_timeout = 0;
|
|
}
|
|
|
|
d_unreveal_options_timeout = Timeout.add(1000, () => {
|
|
d_unreveal_options_timeout = 0;
|
|
d_revealer_options.reveal_child = false;
|
|
return false;
|
|
});
|
|
}
|
|
else if (!above && d_unreveal_options_timeout != 0)
|
|
{
|
|
Source.remove(d_unreveal_options_timeout);
|
|
d_unreveal_options_timeout = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
[GtkCallback]
|
|
private bool leave_notify_event_on_event_box(Gtk.Widget widget, Gdk.EventCrossing event)
|
|
{
|
|
update_hide_show_options(event.window, (int)event.x, (int)event.y);
|
|
return false;
|
|
}
|
|
|
|
[GtkCallback]
|
|
private bool enter_notify_event_on_event_box(Gtk.Widget widget, Gdk.EventCrossing event)
|
|
{
|
|
update_hide_show_options(event.window, (int)event.x, (int)event.y);
|
|
return false;
|
|
}
|
|
|
|
[GtkCallback]
|
|
private bool motion_notify_event_on_event_box(Gtk.Widget widget, Gdk.EventMotion event)
|
|
{
|
|
update_hide_show_options(event.window, (int)event.x, (int)event.y);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// ex:ts=4 noet
|