[Pkg-bazaar-commits] ./bzr-gtk/unstable r10: Add an extra window type, clicking the little icons next to a parent

Scott James Remnant scott at netsplit.com
Fri Apr 10 07:15:14 UTC 2009


------------------------------------------------------------
revno: 10
committer: Scott James Remnant <scott at netsplit.com>
timestamp: Mon 2005-10-17 08:55:01 +0100
message:
  Add an extra window type, clicking the little icons next to a parent
  revision will open a window with the differences between the revision
  and that one.
added:
  diffwin.py
modified:
  branchwin.py
  bzrkapp.py
-------------- next part --------------
=== modified file 'branchwin.py'
--- a/branchwin.py	2005-10-17 06:51:34 +0000
+++ b/branchwin.py	2005-10-17 07:55:01 +0000
@@ -29,11 +29,13 @@
     for a particular branch.
     """
 
-    def __init__(self):
+    def __init__(self, app=None):
         gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
         self.set_border_width(0)
         self.set_title("bzrk")
 
+        self.app = app
+
         # Use three-quarters of the screen by default
         screen = self.get_screen()
         monitor = screen.get_monitor_geometry(0)
@@ -227,6 +229,8 @@
         the new branch before updating the window title and model of the
         treeview itself.
         """
+        self.branch = branch
+
         # [ revision, node, last_lines, lines, message, committer, timestamp ]
         self.model = gtk.ListStore(gobject.TYPE_PYOBJECT,
                                    gobject.TYPE_PYOBJECT,
@@ -319,8 +323,9 @@
             button = gtk.Button()
             button.add(image)
             button.set_relief(gtk.RELIEF_NONE)
-            button.set_sensitive(False)
-            button.connect("clicked", self._show_clicked_cb, parent_id)
+            button.set_sensitive(self.app is not None)
+            button.connect("clicked", self._show_clicked_cb,
+                           revision.revision_id, parent_id)
             hbox.pack_start(button, expand=False, fill=True)
             button.show()
 
@@ -359,6 +364,7 @@
         """Callback for when the go button for a parent is clicked."""
         self.treeview.set_cursor(self.index[self.revisions[revid]])
 
-    def _show_clicked_cb(self, widget, revid):
+    def _show_clicked_cb(self, widget, revid, parentid):
         """Callback for when the show button for a parent is clicked."""
-        print "SHOW %s" % revid
+        if self.app is not None:
+            self.app.show_diff(self.branch, revid, parentid)

=== modified file 'bzrkapp.py'
--- a/bzrkapp.py	2005-10-17 01:07:49 +0000
+++ b/bzrkapp.py	2005-10-17 07:55:01 +0000
@@ -16,6 +16,7 @@
 import gtk
 
 from branchwin import BranchWindow
+from diffwin import DiffWindow
 
 
 class BzrkApp(object):
@@ -31,10 +32,19 @@
 
     def show(self, branch, start):
         """Open a new window to show the given branch."""
-        self._num_windows += 1
-
-        window = BranchWindow()
+        window = BranchWindow(self)
         window.set_branch(branch, start)
+
+        self._num_windows += 1
+        window.connect("destroy", self._destroy_cb)
+        window.show()
+
+    def show_diff(self, branch, revid, parentid):
+        """Open a new window to show a diff between the given revisions."""
+        window = DiffWindow(self)
+        window.set_diff(branch, revid, parentid)
+
+        self._num_windows += 1
         window.connect("destroy", self._destroy_cb)
         window.show()
 

=== added file 'diffwin.py'
--- a/diffwin.py	1970-01-01 00:00:00 +0000
+++ b/diffwin.py	2005-10-17 07:55:01 +0000
@@ -0,0 +1,152 @@
+#!/usr/bin/python
+# -*- coding: UTF-8 -*-
+"""Difference window.
+
+This module contains the code to manage the diff window which shows
+the changes made between two revisions on a branch.
+"""
+
+__copyright__ = "Copyright ? 2005 Canonical Ltd."
+__author__    = "Scott James Remnant <scott at ubuntu.com>"
+
+
+import os
+
+from cStringIO import StringIO
+
+import gtk
+import gobject
+import pango
+
+try:
+    import gtksourceview
+    have_gtksourceview = True
+except ImportError:
+    have_gtksourceview = False
+
+from bzrlib.delta import compare_trees
+from bzrlib.diff import show_diff_trees
+
+
+class DiffWindow(gtk.Window):
+    """Diff window.
+
+    This object represents and manages a single window containing the
+    differences between two revisions on a branch.
+    """
+
+    def __init__(self, app=None):
+        gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
+        self.set_border_width(0)
+        self.set_title("bzrk diff")
+
+        self.app = app
+
+        # Use two thirds of the screen by default
+        screen = self.get_screen()
+        monitor = screen.get_monitor_geometry(0)
+        width = int(monitor.width * 0.66)
+        height = int(monitor.height * 0.66)
+        self.set_default_size(width, height)
+
+        self.construct()
+
+    def construct(self):
+        """Construct the window contents."""
+        hbox = gtk.HBox(spacing=6)
+        hbox.set_border_width(12)
+        self.add(hbox)
+        hbox.show()
+
+        scrollwin = gtk.ScrolledWindow()
+        scrollwin.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
+        scrollwin.set_shadow_type(gtk.SHADOW_IN)
+        hbox.pack_start(scrollwin, expand=False, fill=True)
+        scrollwin.show()
+
+        self.model = gtk.TreeStore(str, str)
+        self.treeview = gtk.TreeView(self.model)
+        self.treeview.set_headers_visible(False)
+        self.treeview.set_search_column(1)
+        self.treeview.connect("cursor-changed", self._treeview_cursor_cb)
+        scrollwin.add(self.treeview)
+        self.treeview.show()
+
+        cell = gtk.CellRendererText()
+        cell.set_property("width-chars", 20)
+        column = gtk.TreeViewColumn()
+        column.pack_start(cell, expand=True)
+        column.add_attribute(cell, "text", 0)
+        self.treeview.append_column(column)
+
+
+        scrollwin = gtk.ScrolledWindow()
+        scrollwin.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
+        scrollwin.set_shadow_type(gtk.SHADOW_IN)
+        hbox.pack_start(scrollwin, expand=True, fill=True)
+        scrollwin.show()
+
+        if have_gtksourceview:
+            self.buffer = gtksourceview.SourceBuffer()
+            slm = gtksourceview.SourceLanguagesManager()
+            gsl = slm.get_language_from_mime_type("text/x-patch")
+            self.buffer.set_language(gsl)
+            self.buffer.set_highlight(True)
+
+            sourceview = gtksourceview.SourceView(self.buffer)
+        else:
+            self.buffer = gtk.TextBuffer()
+            sourceview = gtk.TextView(self.buffer)
+
+        sourceview.set_editable(False)
+        sourceview.set_wrap_mode(gtk.WRAP_CHAR)
+        sourceview.modify_font(pango.FontDescription("Monospace"))
+        scrollwin.add(sourceview)
+        sourceview.show()
+
+    def set_diff(self, branch, revid, parentid):
+        """Set the differences showed by this window.
+
+        Compares the two trees and populates the window with the
+        differences.
+        """
+        self.rev_tree = branch.revision_tree(revid)
+        self.parent_tree = branch.revision_tree(parentid)
+
+        self.model.clear()
+        delta = compare_trees(self.parent_tree, self.rev_tree)
+
+        if len(delta.added):
+            titer = self.model.append(None, [ "Added", None ])
+            for path, id, kind in delta.added:
+                self.model.append(titer, [ path, path ])
+
+        if len(delta.removed):
+            titer = self.model.append(None, [ "Removed", None ])
+            for path, id, kind in delta.removed:
+                self.model.append(titer, [ path, path ])
+
+        if len(delta.renamed):
+            titer = self.model.append(None, [ "Renamed", None ])
+            for oldpath, newpath, id, kind, text_modified, meta_modified \
+                    in delta.renamed:
+                self.model.append(titer, [ oldpath, oldpath ])
+
+        if len(delta.modified):
+            titer = self.model.append(None, [ "Modified", None ])
+            for path, id, kind, text_modified, meta_modified in delta.modified:
+                self.model.append(titer, [ path, path ])
+
+        self.treeview.expand_all()
+        self.set_title(os.path.basename(branch.base) + " - bzrk diff")
+
+    def _treeview_cursor_cb(self, *args):
+        """Callback for when the treeview cursor changes."""
+        (path, col) = self.treeview.get_cursor()
+        path = self.model[path][1]
+        if path is None:
+            return
+
+        s = StringIO()
+        show_diff_trees(self.parent_tree, self.rev_tree, s, [ path ])
+        self.buffer.set_text(s.getvalue())



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