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thgpbranch.py
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# thgpbranch.py - embeddable widget for the PatchBranch extension # # Copyright 2009 Peer Sommerlund <peer.sommerlund@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2, incorporated herein by reference. import os import tempfile import gtk import gobject from mercurial import cmdutil, extensions, util from mercurial import commands as hg import mercurial.ui from tortoisehg.util.i18n import _ from tortoisehg.hgtk import hgcmd from tortoisehg.hgtk import update from tortoisehg.hgtk import gtklib, dialog from tortoisehg.hgtk.logview import graphcell # Patch Branch model enumeration M_NODE = 0 M_IN_LINES = 1 M_OUT_LINES = 2 M_NAME = 3 M_STATUS = 4 M_TITLE = 5 M_MSG = 6 M_MSGESC = 7 # Patch Branch column enumeration C_GRAPH = 0 C_STATUS = 1 C_NAME = 2 C_TITLE = 3 C_MSG = 4 class PBranchWidget(gtk.VBox): __gproperties__ = { 'graph-column-visible': (gobject.TYPE_BOOLEAN, 'Graph', 'Show graph column', False, gobject.PARAM_READWRITE), 'status-column-visible': (gobject.TYPE_BOOLEAN, 'Status', 'Show status column', False, gobject.PARAM_READWRITE), 'name-column-visible': (gobject.TYPE_BOOLEAN, 'Name', 'Show name column', False, gobject.PARAM_READWRITE), 'title-column-visible': (gobject.TYPE_BOOLEAN, 'Title', 'Show title column', False, gobject.PARAM_READWRITE), 'message-column-visible': (gobject.TYPE_BOOLEAN, 'Title', 'Show title column', False, gobject.PARAM_READWRITE), 'show-internal-branches': (gobject.TYPE_BOOLEAN, 'ShowInternalBranches', "Show internal branches", False, gobject.PARAM_READWRITE) } __gsignals__ = { 'repo-invalidated': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ()), 'patch-selected': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, (int, # revision number for patch head str)) # patch name } def __init__(self, parentwin, repo, statusbar, accelgroup=None, tooltips=None): gtk.VBox.__init__(self) self.parent_window = parentwin self.repo = repo self.pbranch = extensions.find('pbranch') self.statusbar = statusbar # top toolbar tbar = gtklib.SlimToolbar(tooltips) ## buttons self.btn = {} pmergebtn = tbar.append_button(gtk.STOCK_CONVERT, _('Merge all pending dependencies')) pmergebtn.connect('clicked', self.pmerge_clicked) self.btn['pmerge'] = pmergebtn pbackoutbtn = tbar.append_button(gtk.STOCK_GO_BACK, _('Backout current patch branch')) pbackoutbtn.connect('clicked', self.pbackout_clicked) self.btn['pbackout'] = pbackoutbtn reapplybtn = gtk.ToolButton(gtk.STOCK_GO_FORWARD) reapplybtn = tbar.append_button(gtk.STOCK_GO_FORWARD, _('Backport part of a changeset to a dependency')) reapplybtn.connect('clicked', self.reapply_clicked) self.btn['reapply'] = reapplybtn pnewbtn = tbar.append_button(gtk.STOCK_NEW, _('Start a new patch branch')) pnewbtn.connect('clicked', self.pnew_clicked) self.btn['pnew'] = pnewbtn pgraphbtn = tbar.append_button(gtk.STOCK_EDIT, _('Edit patch dependency graph')) pgraphbtn.connect('clicked', self.edit_pgraph_clicked) self.btn['pnew'] = pnewbtn ## separator tbar.append_space() ## drop-down menu menubtn = gtk.MenuToolButton('') menubtn.set_menu(self.create_view_menu()) tbar.append_widget(menubtn, padding=0) self.btn['menu'] = menubtn def after_init(): menubtn.child.get_children()[0].hide() gtklib.idle_add_single_call(after_init) self.pack_start(tbar, False, False) # center pane mainbox = gtk.VBox() self.pack_start(mainbox, True, True) ## scrolled pane pane = gtk.ScrolledWindow() pane.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC) pane.set_shadow_type(gtk.SHADOW_IN) mainbox.pack_start(pane) ### patch list #### patch list model self.model = gtk.ListStore( gobject.TYPE_PYOBJECT, # node info gobject.TYPE_PYOBJECT, # in-lines gobject.TYPE_PYOBJECT, # out-lines str, # patch name str, # patch status str, # patch title str, # patch message str) # patch message escaped #### patch list view self.list = gtk.TreeView(self.model) # To support old PyGTK (<2.12) if hasattr(self.list, 'set_tooltip_column'): self.list.set_tooltip_column(M_MSGESC) self.list.connect('cursor-changed', self.list_sel_changed) self.list.connect('button-press-event', self.list_pressed) self.list.connect('row-activated', self.list_row_activated) self.list.connect('size-allocate', self.list_size_allocated) #### patch list columns self.cols = {} self.cells = {} def addcol(header, col_idx, model_idx=None, right=False, resizable=False, editable=False, editfunc=None, cell_renderer=None, properties=[]): header = (right and '%s ' or ' %s') % header cell = cell_renderer or gtk.CellRendererText() if editfunc: cell.set_property('editable', editable) cell.connect('edited', editfunc) col = gtk.TreeViewColumn(header, cell) if cell_renderer is None: col.add_attribute(cell, 'text', model_idx) col.set_resizable(resizable) col.set_visible(self.get_property(self.col_to_prop(col_idx))) if right: col.set_alignment(1) cell.set_property('xalign', 1) for (property_name, model_index) in properties: col.add_attribute(cell, property_name, model_index) self.list.append_column(col) self.cols[col_idx] = col self.cells[col_idx] = cell def cell_edited(cell, path, newname): row = self.model[path] patchname = row[M_NAME] if newname != patchname: self.qrename(newname, patch=patchname) #### patch list columns and cell renderers addcol(_('Graph'), C_GRAPH, resizable=True, cell_renderer=graphcell.CellRendererGraph(), properties=[("node", M_NODE), ("in-lines",M_IN_LINES), ("out-lines", M_OUT_LINES)] ) addcol(_('St'), C_STATUS, M_STATUS) addcol(_('Name'), C_NAME, M_NAME, editfunc=cell_edited) addcol(_('Title'), C_TITLE, M_TITLE) addcol(_('Message'), C_MSG, M_MSG) pane.add(self.list) ## command widget self.cmd = hgcmd.CmdWidget(style=hgcmd.STYLE_COMPACT, tooltips=tooltips) mainbox.pack_start(self.cmd, False, False) # accelerator if accelgroup: # TODO pass ### public functions ### def refresh(self): """ Refresh the list of patches. This operation will try to keep selection state. """ if not self.pbranch: return # store selected patch name selname = None model, paths = self.list.get_selection().get_selected_rows() if len(paths) > 0: selname = model[paths[0]][M_NAME] # compute model data self.model.clear() opts = {'tips': True} mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) graph = mgr.graphforopts(opts) if not self.get_property('show-internal-branches'): graph = mgr.patchonlygraph(graph) names = None patch_list = graph.topolist(names) in_lines = [] if patch_list: dep_list = [patch_list[0]] cur_branch = self.repo['.'].branch() patch_status = {} for name in patch_list: patch_status[name] = self.pstatus(name) for name in patch_list: parents = graph.deps(name) # Node properties if name in dep_list: node_column = dep_list.index(name) else: node_column = len(dep_list) node_colour = patch_status[name] and '#ff0000' or 0 node_status = (name == cur_branch) and 4 or 0 node = (node_column, node_colour, node_status) # Find next dependency list my_deps = [] for p in parents: if p not in dep_list: my_deps.append(p) next_dep_list = dep_list[:] next_dep_list[node_column:node_column+1] = my_deps # Dependency lines shift = len(parents) - 1 out_lines = [] for p in parents: dep_column = next_dep_list.index(p) colour = 0 # black if patch_status[p]: colour = '#ff0000' # red style = 0 # solid lines out_lines.append((node_column, dep_column, colour, style)) for lines in in_lines: (start_column, end_column, colour, style) = lines if end_column == node_column: # Deps to current patch end here pass else: # Find line continuations dep = dep_list[end_column] dep_column = next_dep_list.index(dep) out_lines.append((end_column, dep_column, colour, style)) stat = patch_status[name] and 'M' or 'C' # patch status patchname = name msg = self.pmessage(name) # summary if msg: msg_esc = gtklib.markup_escape_text(msg) # escaped summary (utf-8) title = msg.split('\n')[0] else: msg_esc = None title = None self.model.append((node, in_lines, out_lines, patchname, stat, title, msg, msg_esc)) # Loop in_lines = out_lines dep_list = next_dep_list # restore patch selection if selname: iter = self.get_iter_by_patchname(selname) if iter: self.list.get_selection().select_iter(iter) # update UI sensitives self.update_sensitives() # report status status_text = '' idle_text = None if self.has_patch(): status_text = self.pending_merges() \ and _('pending pmerges') \ or _('no pending pmerges') self.statusbar.set_text(status_text, 'pbranch') self.statusbar.set_idle_text(idle_text) def pgraph(self): """ [pbranch] Execute 'pgraph' command. :returns: A list of patches and dependencies """ if self.pbranch is None: return None opts = {} mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) return mgr.graphforopts(opts) def patch_list(self, opts={}): """List all patches in pbranch dependency DAG""" mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) graph = mgr.graphforopts(opts) names = None return graph.topolist(names) def pending_merges(self): """Return True if there are pending pmerge operations""" for patch in self.patch_list(): if self.pstatus(patch): return True return False def pstatus(self, patch_name): """ [pbranch] Execute 'pstatus' command. :param patch_name: Name of patch-branch :retv: list of status messages. If empty there is no pending merges """ if self.pbranch is None: return None status = [] opts = {} mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) graph = mgr.graphforopts(opts) heads = self.repo.branchheads(patch_name) if len(heads) > 1: status.append(_('needs merge of %i heads\n') % len(heads)) for dep, through in graph.pendingmerges(patch_name): if through: status.append(_('needs merge with %s (through %s)\n') % (dep, ", ".join(through))) else: status.append(_('needs merge with %s\n') % dep) for dep in graph.pendingrebases(patch_name): status.append(_('needs update of diff base to tip of %s\n') % dep) return status def pmessage(self, patch_name): """ Get patch message :param patch_name: Name of patch-branch :retv: Full patch message. If you extract the first line you will get the patch title. If the repo does not contain message or patch, the function returns None """ opts = {} mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) try: return mgr.patchdesc(patch_name) except: return None def peditmessage(self, patch_name): """ Edit patch message :param patch_name: Name of patch-branch """ if not patch_name in self.patch_list(): return cmdline = ['hg', 'peditmessage', patch_name] self.cmd.execute(cmdline, self.cmd_done) def pdiff(self, patch_name): """ [pbranch] Execute 'pdiff --tips' command. :param patch_name: Name of patch-branch :retv: list of lines of generated patch """ opts = {} mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) graph = mgr.graphattips() return graph.diff(patch_name, None, opts) def pnew_ui(self): """ Create new patch. Propmt user for new patch name. Patch is created on current branch. """ parent = None title = _('New Patch Name') new_name = dialog.entry_dialog(parent, title) if not new_name: return False self.pnew(new_name) return True def pnew(self, patch_name): """ [pbranch] Execute 'pnew' command. :param patch_name: Name of new patch-branch """ if self.pbranch is None: return False self.pbranch.cmdnew(self.repo.ui, self.repo, patch_name) self.emit('repo-invalidated') return True def pmerge(self, patch_name=None): """ [pbranch] Execute 'pmerge' command. :param patch_name: Merge to this patch-branch """ if not self.has_patch(): return cmdline = ['hg', 'pmerge'] if patch_name: cmdline += [patch_name] else: cmdline += ['--all'] self.cmd.execute(cmdline, self.cmd_done) def pbackout(self): """ [pbranch] Execute 'pbackout' command. """ assert False def pfinish(self, patch_name): """ [pbranch] Execute 'pfinish' command. The workdir must be clean. The patch branch dependencies must be merged. :param patch_name: A patch branch (not an internal branch) """ # Check preconditions for pfinish assert self.is_patch(patch_name) pmerge_status = self.pstatus(patch_name) if pmerge_status != []: dialog.error_dialog(self.parent_window, _('Pending Pmerge'), _('You cannot finish this patch branch unless you pmerge it first.\n' 'pmerge will solve the following issues with %(patch)s:\n' '* %(issuelist)s') % {'patch': patch_name, 'issuelist': '* '.join(pmerge_status)} ) return if not self.workdir_is_clean(): dialog.error_dialog(self.parent_window, _('Uncommitted Local Changes'), _('pfinish uses your working directory for temporary work.\n' 'Please commit your local changes before issuing pfinish.') ) return if hasattr(self.repo, 'mq') and len(self.repo.mq.applied) > 0: dialog.error_dialog(self.parent_window, _('Applied MQ patch'), _('pfinish must be able to commit, but this is not allowed\n' 'as long as you have MQ patches applied.') ) return # Set up environment for mercurial commands class CmdWidgetUi(mercurial.ui.ui): def __init__(self, cmdLogWidget): src = None super(CmdWidgetUi, self).__init__(src) self.cmdLogWidget = cmdLogWidget def write(self, *args, **opts): for a in args: self.cmdLogWidget.append(str(a)) def write_err(self, *args, **opts): for a in args: self.cmdLogWidget.append(str(a), error=True) def flush(self): pass def prompt(self, msg, choices=None, default="y"): raise util.Abort("Internal Error: prompt not available") def promptchoice(self, msg, choices, default=0): raise util.Abort("Internal Error: promptchoice not available") def getpass(self, prompt=None, default=None): raise util.Abort("Internal Error: getpass not available") repo = self.repo ui = CmdWidgetUi(self.cmd.log) old_ui = repo.ui repo.ui = ui # Commit patch to dependency fd, patch_file_name = tempfile.mkstemp(prefix='thg-patch-') patch_file = os.fdopen(fd, 'w') patch_file.writelines(self.pdiff(patch_name)) patch_file.close() upstream_branch = self.pgraph().deps(patch_name)[0] hg.update(ui, repo, rev=upstream_branch) hg.import_(ui, repo, patch_file_name, base='', strip=1) os.unlink(patch_file_name) # Close patch branch hg.update(ui, repo, rev=patch_name) hg.merge(ui, repo, upstream_branch) msg = _('Patch branch finished') hg.commit(ui, repo, close_branch=True, message=msg) # Update GUI repo.ui = old_ui self.emit('repo-invalidated') def has_pbranch(self): """ return True if pbranch extension can be used """ return self.pbranch is not None def has_patch(self): """ return True if pbranch extension is in use on repo """ if not self.has_pbranch(): return False g = self.pgraph() return len(self.pbranch.patchonlygraph(g.mgr, g)._nodes) > 0 def is_patch(self, branch_name): """ return True if branch is a patch. This excludes root branches and internal diff base branches (for patches with multiple dependencies. """ return self.has_pbranch() and self.pgraph().ispatch(branch_name) def cur_branch(self): """ Return branch that workdir belongs to. """ return self.repo.dirstate.branch() def workdir_is_clean(self): """ return True if the working directory is clean """ c = self.repo[None] return not (c.modified() or c.added() or c.removed()) ### internal functions ### def get_iter_by_patchname(self, name): """ return iter has specified patch name """ if name: for row in self.model: if row[M_NAME] == name: return row.iter return None def get_path_by_patchname(self, name): """ return path has specified patch name """ iter = self.get_iter_by_patchname(name) if iter: return self.model.get_path(iter) return None def update_sensitives(self): """ Update the sensitives of entire UI """ def disable_pbranchcmd(): for name in ('pbackout', 'pmerge', 'pnew', 'reapply'): self.btn[name].set_sensitive(False) if self.pbranch: self.list.set_sensitive(True) self.btn['menu'].set_sensitive(True) in_pbranch = True #TODO is_merge = len(self.repo.parents()) > 1 self.btn['pmerge'].set_sensitive(in_pbranch) self.btn['pbackout'].set_sensitive(in_pbranch) self.btn['pnew'].set_sensitive(not is_merge) self.btn['reapply'].set_sensitive(True) else: self.list.set_sensitive(False) self.btn['menu'].set_sensitive(False) disable_pbranchcmd() def scroll_to_current(self): """ Scroll to current patch in the patch list. If the patch is selected, it will do nothing. """ if self.list.get_selection().count_selected_rows() > 0: return curpatch = self.cur_branch() if not curpatch: return path = self.get_path_by_patchname(curpatch) if path: self.list.scroll_to_cell(path) def show_patch_cmenu(self, list, path): """Context menu for selected patch""" row = self.model[path] menu = gtk.Menu() def append(label, handler=None): item = gtk.MenuItem(label, True) item.set_border_width(1) if handler: item.connect('activate', handler, row) menu.append(item) has_pbranch = self.has_pbranch() is_current = self.has_patch() and self.cur_branch() == row[M_NAME] is_patch = self.is_patch(row[M_NAME]) is_internal = self.pbranch.isinternal(row[M_NAME]) is_merge = len(self.repo.branchheads(row[M_NAME])) > 1 if has_pbranch and not is_merge and not is_internal: append(_('_new'), self.pnew_activated) if not is_current: append(_('_goto (update workdir)'), self.goto_activated) if is_patch: append(_('_edit message'), self.edit_message_activated) append(_('_rename'), self.rename_activated) append(_('_delete'), self.delete_activated) append(_('_finish'), self.finish_activated) if len(menu.get_children()) > 0: menu.show_all() menu.popup(None, None, None, 0, 0) def create_view_menu(self): """Top right menu for selection of columns and view configuration.""" menu = gtk.Menu() def append(item=None, handler=None, check=False, active=False, sep=False): if sep: item = gtk.SeparatorMenuItem() else: if isinstance(item, str): if check: item = gtk.CheckMenuItem(item) item.set_active(active) else: item = gtk.MenuItem(item) item.set_border_width(1) if handler: item.connect('activate', handler) menu.append(item) return item def colappend(label, col_idx, active=True): def handler(menuitem): col = self.cols[col_idx] col.set_visible(menuitem.get_active()) propname = self.col_to_prop(col_idx) item = append(label, handler, check=True, active=active) self.vmenu[propname] = item self.vmenu = {} colappend(_('Show graph'), C_GRAPH) colappend(_('Show status'), C_STATUS, active=False) colappend(_('Show name'), C_NAME) colappend(_('Show title'), C_TITLE, active=False) colappend(_('Show message'), C_MSG, active=False) append(sep=True) def enable_editable(item): self.cells[C_NAME].set_property('editable', item.get_active()) item = append(_('Enable editable cells'), enable_editable, check=True, active=False) self.vmenu['editable-cell'] = item item = append(_("Show internal branches"), lambda item: self.refresh(), check=True, active=False) self.vmenu['show-internal-branches'] = item menu.show_all() return menu def show_dialog(self, dlg): """Show modal dialog and block application See also show_dialog in history.py """ dlg.set_transient_for(self.parent_window) dlg.show_all() dlg.run() if gtk.pygtk_version < (2, 12, 0): # Workaround for old PyGTK (< 2.12.0) issue. # See background of this: f668034aeda3 dlg.set_transient_for(None) def update_by_row(self, row): branch = row[M_NAME] rev = cmdutil.revrange(self.repo, [branch]) parents = [x.node() for x in self.repo.parents()] dialog = update.UpdateDialog(rev[0]) self.show_dialog(dialog) self.update_completed(parents) def update_completed(self, oldparents): self.repo.invalidate() self.repo.dirstate.invalidate() newparents = [x.node() for x in self.repo.parents()] if not oldparents == newparents: self.emit('repo-invalidated') def cmd_done(self, returncode, useraborted, noemit=False): if returncode == 0: if self.cmd.get_pbar(): self.cmd.set_result(_('Succeed'), style='ok') elif useraborted: self.cmd.set_result(_('Canceled'), style='error') else: self.cmd.set_result(_('Failed'), style='error') self.refresh() if not noemit: self.emit('repo-invalidated') def do_get_property(self, property): try: return self.vmenu[property.name].get_active() except: raise AttributeError, 'unknown property %s' % property.name def do_set_property(self, property, value): try: self.vmenu[property.name].set_active(value) except: raise AttributeError, 'unknown property %s' % property.name def col_to_prop(self, col_idx): if col_idx == C_GRAPH: return 'graph-column-visible' if col_idx == C_STATUS: return 'status-column-visible' if col_idx == C_NAME: return 'name-column-visible' if col_idx == C_TITLE: return 'title-column-visible' if col_idx == C_MSG: return 'message-column-visible' return '' ### signal handlers ### def list_pressed(self, list, event): x, y = int(event.x), int(event.y) pathinfo = list.get_path_at_pos(x, y) if event.button == 1: if not pathinfo: # HACK: clear selection after this function calling, # against selection by getting focus def unselect(): selection = list.get_selection() selection.unselect_all() gtklib.idle_add_single_call(unselect) elif event.button == 3: if pathinfo: self.show_patch_cmenu(self.list, pathinfo[0]) def list_sel_changed(self, list): path, focus = list.get_cursor() row = self.model[path] patchname = row[M_NAME] try: ctx = self.repo[patchname] revid = ctx.rev() except hglib.RepoError: revid = -1 self.emit('patch-selected', revid, patchname) def list_row_activated(self, list, path, column): self.update_by_row(self.model[path]) def list_size_allocated(self, list, req): if self.has_patch(): self.scroll_to_current() def pbackout_clicked(self, toolbutton): pass def pmerge_clicked(self, toolbutton): self.pmerge() def pnew_clicked(self, toolbutton): self.pnew_ui() def reapply_clicked(self, toolbutton): pass def edit_pgraph_clicked(self, toolbutton): opts = {} # TODO: How to find user ID mgr = self.pbranch.patchmanager(self.repo.ui, self.repo, opts) oldtext = mgr.graphdesc() # run editor in the repository root olddir = os.getcwd() os.chdir(self.repo.root) newtext = self.repo.ui.edit(oldtext, opts.get('user')) os.chdir(olddir) mgr.updategraphdesc(newtext) ### context menu signal handlers ### def pnew_activated(self, menuitem, row): """Insert new patch after this row""" if self.cur_branch() == row[M_NAME]: self.pnew_ui() return # pnew from patch different than current assert False if self.wdir_modified(): # Ask user if current changes should be discarded # Abort if user does not agree pass # remember prev branch # Update to row[M_NAME] # pnew_ui # if aborted, update back to prev branch pass def edit_message_activated(self, menuitem, row): self.peditmessage(row[M_NAME]) def goto_activated(self, menuitem, row): self.update_by_row(row) def delete_activated(self, menuitem, row): assert False def rename_activated(self, menuitem, row): assert False def finish_activated(self, menuitem, row): self.pfinish(row[M_NAME])