5 from PyQt4
import QtCore
6 from PyQt4
import QtGui
7 from PyQt4
.QtGui
import QDialog
8 from PyQt4
.QtGui
import QMessageBox
9 from PyQt4
.QtGui
import QMenu
10 from PyQt4
.QtGui
import QFont
15 from qobserver
import QObserver
16 from repobrowsercontroller
import browse_git_branch
17 from createbranchcontroller
import create_new_branch
18 from pushcontroller
import push_branches
19 from utilcontroller
import choose_branch
20 from utilcontroller
import select_commits
21 from utilcontroller
import find_revisions
22 from utilcontroller
import update_options
23 from utilcontroller
import log_window
25 class Controller(QObserver
):
26 '''Controller manages the interaction between the model and views.'''
28 def __init__(self
, model
, view
):
29 QObserver
.__init
__(self
, model
, view
)
31 # parent-less log window
32 qtutils
.LOGGER
= log_window(model
, QtGui
.qApp
.activeWindow())
34 # Avoids inotify floods from e.g. make
35 self
.__last
_inotify
_event
= time
.time()
37 # The unstaged list context menu
38 self
.__unstaged
_menu
= None
40 # The diff-display context menu
41 self
.__diff
_menu
= None
42 self
.__staged
_diff
_in
_view
= True
43 self
.__diffgui
_enabled
= True
45 # Unstaged changes context menu
46 view
.unstaged
.contextMenuEvent
= self
.unstaged_context_menu_event
48 # Diff display context menu
49 view
.display_text
.contextMenuEvent
= self
.diff_context_menu_event
51 # Binds model params to their equivalent view widget
52 self
.add_observables('commitmsg', 'staged', 'unstaged')
54 # When a model attribute changes, this runs a specific action
55 self
.add_actions('staged', self
.action_staged
)
56 self
.add_actions('unstaged', self
.action_unstaged
)
57 self
.add_actions('global_ugit_fontdiff', self
.update_diff_font
)
58 self
.add_actions('global_ugit_fontui', self
.update_ui_font
)
61 # Actions that delegate directly to the model
62 signoff_button
= model
.add_signoff
,
63 menu_get_prev_commitmsg
= model
.get_prev_commitmsg
,
65 lambda: self
.log(self
.model
.stage_modified()),
66 menu_stage_untracked
=
67 lambda: self
.log(self
.model
.stage_untracked()),
69 lambda: self
.log(self
.model
.unstage_all()),
71 # Actions that delegate direclty to the view
72 menu_cut
= view
.action_cut
,
73 menu_copy
= view
.action_copy
,
74 menu_paste
= view
.action_paste
,
75 menu_delete
= view
.action_delete
,
76 menu_select_all
= view
.action_select_all
,
77 menu_undo
= view
.action_undo
,
78 menu_redo
= view
.action_redo
,
81 stage_button
= self
.stage_selected
,
82 commit_button
= self
.commit
,
83 push_button
= self
.push
,
86 staged
= self
.diff_staged
,
87 unstaged
= self
.diff_unstaged
,
90 untracked_checkbox
= self
.rescan
,
93 menu_quit
= self
.quit_app
,
96 menu_visualize_current
= self
.viz_current
,
97 menu_visualize_all
= self
.viz_all
,
98 menu_show_revision
= self
.show_revision
,
99 menu_browse_commits
= self
.browse_commits
,
100 menu_browse_branch
= self
.browse_current
,
101 menu_browse_other_branch
= self
.browse_other
,
104 menu_rescan
= self
.rescan
,
105 menu_create_branch
= self
.branch_create
,
106 menu_delete_branch
= self
.branch_delete
,
107 menu_checkout_branch
= self
.checkout_branch
,
108 menu_rebase_branch
= self
.rebase
,
109 menu_commit
= self
.commit
,
110 menu_stage_selected
= self
.stage_selected
,
111 menu_unstage_selected
= self
.unstage_selected
,
112 menu_show_diffstat
= self
.show_diffstat
,
113 menu_show_index
= self
.show_index
,
114 menu_export_patches
= self
.export_patches
,
115 menu_load_commitmsg
= self
.load_commitmsg
,
116 menu_cherry_pick
= self
.cherry_pick
,
119 menu_options
= self
.options
,
122 # These are vanilla signal/slots since QObserver
123 # is already handling these signals.
124 self
.connect(view
.unstaged
,
125 'itemDoubleClicked(QListWidgetItem*)',
127 self
.connect(view
.staged
,
128 'itemDoubleClicked(QListWidgetItem*)',
129 self
.unstage_selected
)
132 self
.connect(self
.view
.toolbar_show_log
,
133 'triggered()', self
.show_log
)
135 # Delegate window events here
136 view
.moveEvent
= self
.move_event
137 view
.resizeEvent
= self
.resize_event
138 view
.closeEvent
= self
.quit_app
139 view
.staged
.mousePressEvent
= self
.click_staged
140 view
.unstaged
.mousePressEvent
= self
.click_unstaged
142 self
.init_log_window()
144 self
.load_gui_settings()
147 self
.start_inotify_thread()
149 self
.connect(view
.diff_dock
,
150 'topLevelChanged(bool)',
151 lambda(b
): self
.setwindow(view
.diff_dock
, b
))
153 self
.connect(view
.editor_dock
,
154 'topLevelChanged(bool)',
155 lambda(b
): self
.setwindow(view
.editor_dock
, b
))
157 self
.connect(view
.status_dock
,
158 'topLevelChanged(bool)',
159 lambda(b
): self
.setwindow(view
.status_dock
, b
))
161 def setwindow(self
, dock
, isfloating
):
163 flags
= ( QtCore
.Qt
.Window
164 | QtCore
.Qt
.FramelessWindowHint
)
165 dock
.setWindowFlags( flags
)
168 #####################################################################
169 # handle when the listitem icons are clicked
170 def click_event(self
, widget
, action_callback
, event
):
171 result
= QtGui
.QListWidget
.mousePressEvent(widget
, event
)
172 xpos
= event
.pos().x()
173 if xpos
> 5 and xpos
< 20:
177 def click_staged(self
, event
):
178 return self
.click_event(
180 self
.unstage_selected
,
183 def click_unstaged(self
, event
):
184 return self
.click_event(
190 #####################################################################
191 # event() is called in response to messages from the inotify thread
192 def event(self
, msg
):
193 if msg
.type() == defaults
.INOTIFY_EVENT
:
199 #####################################################################
200 # Actions triggered during model updates
202 def action_staged(self
, widget
):
203 qtutils
.update_listwidget(widget
,
204 self
.model
.get_staged(), staged
=True)
206 def action_unstaged(self
, widget
):
207 qtutils
.update_listwidget(widget
,
208 self
.model
.get_modified(), staged
=False)
210 if self
.view
.untracked_checkbox
.isChecked():
211 qtutils
.update_listwidget(widget
,
212 self
.model
.get_untracked(),
217 #####################################################################
220 def show_log(self
, *rest
):
221 qtutils
.toggle_log_window()
224 update_options(self
.model
, self
.view
)
226 def branch_create(self
):
227 if create_new_branch(self
.model
, self
.view
):
230 def branch_delete(self
):
231 branch
= choose_branch('Delete Branch',
232 self
.view
, self
.model
.get_local_branches())
233 if not branch
: return
234 self
.log(self
.model
.delete_branch(branch
))
236 def browse_current(self
):
237 branch
= self
.model
.get_branch()
238 browse_git_branch(self
.model
, self
.view
, branch
)
240 def browse_other(self
):
241 # Prompt for a branch to browse
242 branch
= choose_branch('Browse Branch Files',
243 self
.view
, self
.model
.get_all_branches())
244 if not branch
: return
245 # Launch the repobrowser
246 browse_git_branch(self
.model
, self
.view
, branch
)
248 def checkout_branch(self
):
249 branch
= choose_branch('Checkout Branch',
250 self
.view
, self
.model
.get_local_branches())
251 if not branch
: return
252 self
.log(self
.model
.checkout(branch
))
254 def browse_commits(self
):
255 self
.select_commits_gui(self
.tr('Browse Commits'),
256 *self
.model
.log(all
=True))
258 def show_revision(self
):
259 find_revisions(self
.model
, self
.view
)
261 def cherry_pick(self
):
262 commits
= self
.select_commits_gui(self
.tr('Cherry-Pick Commits'),
263 *self
.model
.log(all
=True))
264 if not commits
: return
265 self
.log(self
.model
.cherry_pick(commits
))
268 msg
= self
.model
.get_commitmsg()
270 error_msg
= self
.tr(""
271 + "Please supply a commit message.\n"
273 + "A good commit message has the following format:\n"
275 + "- First line: Describe in one sentence what you did.\n"
276 + "- Second line: Blank\n"
277 + "- Remaining lines: Describe why this change is good.\n")
281 files
= self
.model
.get_staged()
283 error_msg
= self
.tr(""
284 + "No changes to commit.\n"
286 + "You must stage at least 1 file before you can commit.\n")
291 output
= self
.model
.commit(
292 msg
, amend
=self
.view
.amend_radio
.isChecked())
295 self
.view
.new_commit_radio
.setChecked(True)
296 self
.view
.amend_radio
.setChecked(False)
297 self
.model
.set_commitmsg('')
300 def view_diff(self
, staged
=True):
301 self
.__staged
_diff
_in
_view
= staged
302 if self
.__staged
_diff
_in
_view
:
303 widget
= self
.view
.staged
305 widget
= self
.view
.unstaged
306 row
, selected
= qtutils
.get_selected_row(widget
)
308 self
.view
.reset_display()
309 self
.__diffgui
_enabled
= False
312 status
) = self
.model
.get_diff_and_status(row
, staged
=staged
)
314 self
.view
.set_display(diff
)
315 self
.view
.set_info(self
.tr(status
))
316 self
.view
.diff_dock
.raise_()
317 self
.__diffgui
_enabled
= True
319 # use *rest to handle being called from different signals
320 def diff_staged(self
, *rest
):
321 self
.view_diff(staged
=True)
323 # use *rest to handle being called from different signals
324 def diff_unstaged(self
, *rest
):
325 self
.view_diff(staged
=False)
327 def export_patches(self
):
328 (revs
, summaries
) = self
.model
.log()
329 commits
= self
.select_commits_gui(self
.tr('Export Patches'),
331 if not commits
: return
332 self
.log(self
.model
.format_patch(commits
))
334 def quit_app(self
,*rest
):
335 '''Save config settings and cleanup any inotify threads.'''
337 if self
.model
.save_at_exit():
338 self
.model
.save_gui_settings()
339 qtutils
.close_log_window()
342 if not self
.inotify_thread
: return
343 if not self
.inotify_thread
.isRunning(): return
345 self
.inotify_thread
.abort
= True
346 self
.inotify_thread
.terminate()
347 self
.inotify_thread
.wait()
349 def load_commitmsg(self
):
350 file = qtutils
.open_dialog(self
.view
,
351 'Load Commit Message...', defaults
.DIRECTORY
)
354 defaults
.DIRECTORY
= os
.path
.dirname(file)
355 slushy
= utils
.slurp(file)
356 if slushy
: self
.model
.set_commitmsg(slushy
)
359 branch
= choose_branch('Rebase Branch',
360 self
.view
, self
.model
.get_local_branches())
361 if not branch
: return
362 self
.log(self
.model
.rebase(branch
))
364 # use *rest to handle being called from the checkbox signal
365 def rescan(self
, *rest
):
366 '''Populates view widgets with results from "git status."'''
368 # save entire selection
369 unstaged
= qtutils
.get_selection_list(
371 self
.model
.get_unstaged())
372 staged
= qtutils
.get_selection_list(
374 self
.model
.get_staged())
376 scrollbar
= self
.view
.display_text
.verticalScrollBar()
377 scrollvalue
= scrollbar
.value()
380 unstageditem
= qtutils
.get_selected_item(
382 self
.model
.get_unstaged())
384 stageditem
= qtutils
.get_selected_item(
386 self
.model
.get_staged())
389 self
.model
.update_status()
392 update_staged
= False
393 update_unstaged
= False
394 updated_unstaged
= self
.model
.get_unstaged()
395 updated_staged
= self
.model
.get_staged()
397 for item
in unstaged
:
398 if item
in updated_unstaged
:
399 idx
= updated_unstaged
.index(item
)
400 listitem
= self
.view
.unstaged
.item(idx
)
402 listitem
.setSelected(True)
404 .setItemSelected(listitem
, True)
405 update_unstaged
= True
406 self
.view
.unstaged
.update()
408 if item
in updated_staged
:
409 idx
= updated_staged
.index(item
)
410 listitem
= self
.view
.staged
.item(idx
)
412 listitem
.setSelected(True)
414 .setItemSelected(listitem
, True)
417 # restore selected item
418 if update_staged
and stageditem
:
419 idx
= updated_staged
.index(stageditem
)
420 item
= self
.view
.staged
.item(idx
)
421 self
.view
.staged
.setCurrentItem(item
)
423 scrollbar
.setValue(scrollvalue
)
425 elif update_unstaged
and unstageditem
:
426 idx
= updated_unstaged
.index(unstageditem
)
427 item
= self
.view
.unstaged
.item(idx
)
428 self
.view
.unstaged
.setCurrentItem(item
)
429 self
.view_diff(False)
430 scrollbar
.setValue(scrollvalue
)
432 self
.view
.setWindowTitle('%s [%s]' % (
433 self
.model
.get_project(),
434 self
.model
.get_branch()))
436 if self
.model
.has_squash_msg():
437 if self
.model
.get_commitmsg():
438 answer
= qtutils
.question(self
.view
,
439 self
.tr('Import Commit Message?'),
440 self
.tr('A commit message from an in-progress'
441 + ' merge was found.\nImport it?'))
444 self
.model
.set_squash_msg()
446 # Set the new commit message
447 self
.model
.set_squash_msg()
450 push_branches(self
.model
, self
.view
)
452 def show_diffstat(self
):
453 '''Show the diffstat from the latest commit.'''
454 self
.__diffgui
_enabled
= False
455 self
.view
.set_info(self
.tr('Diffstat'))
456 self
.view
.set_display(self
.model
.diffstat())
458 def show_index(self
):
459 self
.__diffgui
_enabled
= False
460 self
.view
.set_info(self
.tr('Index'))
461 self
.view
.set_display(self
.model
.diffindex())
463 #####################################################################
465 def process_diff_selection(self
, items
, widget
,
466 cached
=True, selected
=False, reverse
=True, noop
=False):
468 filename
= qtutils
.get_selected_item(widget
, items
)
469 if not filename
: return
470 parser
= utils
.DiffParser(self
.model
, filename
=filename
,
472 offset
, selection
= self
.view
.diff_selection()
473 parser
.process_diff_selection(selected
, offset
, selection
)
476 def stage_hunk(self
):
477 self
.process_diff_selection(
478 self
.model
.get_unstaged(),
482 def stage_hunk_selection(self
):
483 self
.process_diff_selection(
484 self
.model
.get_unstaged(),
489 def unstage_hunk(self
, cached
=True):
490 self
.process_diff_selection(
491 self
.model
.get_staged(),
495 def unstage_hunk_selection(self
):
496 self
.process_diff_selection(
497 self
.model
.get_staged(),
502 # #######################################################################
505 # *rest handles being called from different signals
506 def stage_selected(self
,*rest
):
507 '''Use "git add" to add items to the git index.
508 This is a thin wrapper around apply_to_list.'''
509 command
= self
.model
.add_or_remove
510 widget
= self
.view
.unstaged
511 items
= self
.model
.get_unstaged()
512 self
.apply_to_list(command
,widget
,items
)
514 # *rest handles being called from different signals
515 def unstage_selected(self
, *rest
):
516 '''Use "git reset" to remove items from the git index.
517 This is a thin wrapper around apply_to_list.'''
518 command
= self
.model
.reset
519 widget
= self
.view
.staged
520 items
= self
.model
.get_staged()
521 self
.apply_to_list(command
, widget
, items
)
523 def undo_changes(self
):
524 """Reverts local changes back to whatever's in HEAD."""
525 widget
= self
.view
.unstaged
526 items
= self
.model
.get_unstaged()
527 potential_items
= qtutils
.get_selection_list(widget
, items
)
529 untracked
= self
.model
.get_untracked()
530 for item
in potential_items
:
531 if item
not in untracked
:
532 items_to_undo
.append(item
)
534 answer
= qtutils
.question(self
.view
,
535 self
.tr('Destroy Local Changes?'),
536 self
.tr('This operation will drop all '
537 + ' uncommitted changes. Continue?'),
540 if not answer
: return
542 output
= self
.model
.checkout('HEAD', '--',
544 self
.log('git checkout HEAD -- '
545 + ' '.join(items_to_undo
)
548 msg
= 'No files selected for checkout from HEAD.'
549 self
.log(self
.tr(msg
))
552 '''Visualizes the entire git history using gitk.'''
553 browser
= self
.model
.get_global_ugit_historybrowser()
554 utils
.fork(browser
,'--all')
556 def viz_current(self
):
557 '''Visualizes the current branch's history using gitk.'''
558 browser
= self
.model
.get_global_ugit_historybrowser()
559 utils
.fork(browser
, self
.model
.get_branch())
561 def move_event(self
, event
):
562 defaults
.X
= event
.pos().x()
563 defaults
.Y
= event
.pos().y()
565 def resize_event(self
, event
):
566 defaults
.WIDTH
= event
.size().width()
567 defaults
.HEIGHT
= event
.size().height()
569 def load_gui_settings(self
):
570 if not self
.model
.remember_gui_settings():
574 sb0
,sb1
) = self
.model
.get_window_geom()
575 self
.view
.resize(w
,h
)
578 def log(self
, output
, rescan
=True, quiet
=False):
579 '''Logs output and optionally rescans for changes.'''
580 qtutils
.log(output
, quiet
=quiet
, doraise
=False)
581 if rescan
: self
.rescan()
583 def apply_to_list(self
, command
, widget
, items
):
584 '''This is a helper method that retrieves the current
585 selection list, applies a command to that list,
586 displays a dialog showing the output of that command,
587 and calls rescan to pickup changes.'''
588 apply_items
= qtutils
.get_selection_list(widget
, items
)
589 output
= command(apply_items
)
590 self
.log(output
, quiet
=True)
592 def unstaged_context_menu_event(self
, event
):
593 self
.unstaged_context_menu_setup()
594 unstaged
= self
.view
.unstaged
595 self
.__unstaged
_menu
.exec_(unstaged
.mapToGlobal(event
.pos()))
597 def unstaged_context_menu_setup(self
):
598 if self
.__unstaged
_menu
: return
600 menu
= self
.__unstaged
_menu
= QMenu(self
.view
)
601 self
.__stage
_selected
_action
= menu
.addAction(
602 self
.tr('Stage Selected'), self
.stage_selected
)
603 self
.__undo
_changes
_action
= menu
.addAction(
604 self
.tr('Undo Local Changes'), self
.undo_changes
)
605 self
.connect(self
.__unstaged
_menu
, 'aboutToShow()',
606 self
.unstaged_context_menu_about_to_show
)
608 def unstaged_context_menu_about_to_show(self
):
609 unstaged_item
= qtutils
.get_selected_item(
611 self
.model
.get_unstaged())
613 is_tracked
= unstaged_item
not in self
.model
.get_untracked()
615 enable_staging
= bool(self
.__diffgui
_enabled
617 enable_undo
= enable_staging
and is_tracked
619 self
.__stage
_selected
_action
.setEnabled(enable_staging
)
620 self
.__undo
_changes
_action
.setEnabled(enable_undo
)
622 def diff_context_menu_about_to_show(self
):
623 unstaged_item
= qtutils
.get_selected_item(
625 self
.model
.get_unstaged())
627 is_tracked
= unstaged_item
not in self
.model
.get_untracked()
630 self
.__diffgui
_enabled
632 and not self
.__staged
_diff
_in
_view
636 self
.__diffgui
_enabled
637 and self
.__staged
_diff
_in
_view
638 and qtutils
.get_selected_item(
640 self
.model
.get_staged()))
642 self
.__stage
_hunk
_action
.setEnabled(bool(enable_staged
))
643 self
.__stage
_hunk
_selection
_action
.setEnabled(bool(enable_staged
))
645 self
.__unstage
_hunk
_action
.setEnabled(bool(enable_unstaged
))
646 self
.__unstage
_hunk
_selection
_action
.setEnabled(bool(enable_unstaged
))
648 def diff_context_menu_event(self
, event
):
649 self
.diff_context_menu_setup()
650 textedit
= self
.view
.display_text
651 self
.__diff
_menu
.exec_(textedit
.mapToGlobal(event
.pos()))
653 def diff_context_menu_setup(self
):
654 if self
.__diff
_menu
: return
656 menu
= self
.__diff
_menu
= QMenu(self
.view
)
657 self
.__stage
_hunk
_action
= menu
.addAction(
658 self
.tr('Stage Hunk For Commit'), self
.stage_hunk
)
660 self
.__stage
_hunk
_selection
_action
= menu
.addAction(
661 self
.tr('Stage Selected Lines'),
662 self
.stage_hunk_selection
)
664 self
.__unstage
_hunk
_action
= menu
.addAction(
665 self
.tr('Unstage Hunk From Commit'),
668 self
.__unstage
_hunk
_selection
_action
= menu
.addAction(
669 self
.tr('Unstage Selected Lines'),
670 self
.unstage_hunk_selection
)
672 self
.__copy
_action
= menu
.addAction(
673 self
.tr('Copy'), self
.view
.copy_display
)
675 self
.connect(self
.__diff
_menu
, 'aboutToShow()',
676 self
.diff_context_menu_about_to_show
)
678 def select_commits_gui(self
, title
, revs
, summaries
):
679 return select_commits(self
.model
, self
.view
, title
, revs
, summaries
)
681 def update_diff_font(self
):
682 font
= self
.model
.get_global_ugit_fontdiff()
685 qfont
.fromString(font
)
686 self
.view
.display_text
.setFont(qfont
)
687 self
.view
.commitmsg
.setFont(qfont
)
689 def update_ui_font(self
):
690 font
= self
.model
.get_global_ugit_fontui()
693 qfont
.fromString(font
)
694 QtGui
.qApp
.setFont(qfont
)
696 def init_log_window(self
):
697 branch
, version
= self
.model
.get_branch(), defaults
.VERSION
698 qtutils
.log(self
.model
.get_git_version()
699 + '\nugit version '+ version
700 + '\nCurrent Branch: '+ branch
)
702 def start_inotify_thread(self
):
703 # Do we have inotify? If not, return.
704 # Recommend installing inotify if we're on Linux.
705 self
.inotify_thread
= None
707 from inotify
import GitNotifier
708 qtutils
.log(self
.tr('inotify support: enabled'))
711 if platform
.system() == 'Linux':
714 'inotify: disabled\n'
715 'Note: To enable inotify, '
716 'install python-pyinotify.\n')
718 plat
= platform
.platform().lower()
719 if 'debian' in plat
or 'ubuntu' in plat
:
721 'On Debian or Ubuntu systems, '
722 'try: sudo apt-get install '
728 # Start the notification thread
729 self
.inotify_thread
= GitNotifier(self
, os
.getcwd())
730 self
.inotify_thread
.start()