class GraphicsWidget(QWidget):
def __init__(self, parent=None):
QWidget.__init__(self)
self._ui = Ui_Form()
self._ui.setupUi(self)
self.commits = {}
self.commits["first"] = ["aaaaa", "bbbbb", "ccccc", "ddddd"]
self.commits["second"] = ["ggggg", "bbbbb", "xxxxx", "aaaaa"]
self.scene = QGraphicsScene(self)
self.view = self._ui.graphicsView
self.view.setScene(self.scene)
self.view.setRenderHint(QPainter.Antialiasing)
self.matching_commits = False
self.view.setAcceptDrops(True)
self.populate()
def populate(self):
self.temp_del_items = []
self.commit_items = []
self.filter = my_env_filter()
self.scene.installEventFilter(self.filter)
self.hints = Hints(0, -60)
self.scene.addItem(self.hints)
item_x = 0
color = GREEN
for branch in self.commits:
item_y = 0
for commit_name in self.commits[branch]:
commit = Commit(commit_name)
commit_background_item = CommitItem(item_x, item_y,
color, commit, branch,
background_item=True)
arrow = Arrow(item_x, item_y, commit_background_item)
commit_display_item = CommitItem(item_x, item_y,
color, commit, branch,
background_item=False)
self.scene.addItem(commit_display_item)
self.scene.addItem(commit_background_item)
self.commit_items.append(commit_background_item)
item_y += COMMIT_HEIGHT + ARROW_HEIGHT
item_x += 270
color = BLUE
self.connect_signals()
def clear_scene(self):
self.temp_del_items = self.scene.items()
for item in self.temp_del_items:
self.scene.removeItem(item)
# del item
def set_matching_commits_mode(self, bool):
print "setting matching"
self.matching_commits = bool
if bool:
self.hints.setup_display(step=1)
self.hints.update()
else:
self.commit_item_finished_hovering()
def connect_signals(self):
self.connect(self.filter, SIGNAL("setMatchingMode(bool)"),
self.set_matching_commits_mode)
for commit_item in self.commit_items:
self.connect(commit_item,
SIGNAL("hoveringOverCommitItem(QString*)"),
self.commit_item_hovered)
self.connect(commit_item,
SIGNAL("finishedHovering(void)"),
self.commit_item_finished_hovering)
self.connect(commit_item,
SIGNAL("commitItemInserted(QString*, QString*)"),
self.insert_commit)
def insert_commit(self, name, branch):
self.clear_scene()
self.commits[str(branch)].append(name)
print self.commits
self.populate()
def commit_item_hovered(self, commit_name):
if self.matching_commits:
self.hints.setup_display(step=2)
self.hints.update()
for commit_item in self.commit_items:
if commit_item.get_name() != commit_name:
commit_item.gray(True)
def commit_item_finished_hovering(self):
for commit_item in self.commit_items:
commit_item.gray(False)
