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GUIBuilder.py
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GUIBuilder.py
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import os
import re
import sys
import imp
import types
import weakref
import logging
import subprocess
import qt
import BlissFramework
from BlissFramework import Icons
from BlissFramework.Utils import PropertyEditor
from BlissFramework.Utils import ConnectionEditor
from BlissFramework.Bricks import LogViewBrick
from BlissFramework import Configuration
from BlissFramework.BaseLayoutItems import ContainerCfg
from BlissFramework.Utils import GUIDisplay
try:
from HardwareRepository import HardwareRepository
except ImportError:
logging.getLogger().warning("no Hardware Repository client module could be found")
else:
print "rework HardwareRepositoryBrowser"
#from HardwareRepository import HardwareRepositoryBrowser
class HorizontalSpacer(qt.QWidget):
"""Helper class to have a horizontal spacer widget"""
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
h_size = kwargs.get("size", None)
if h_size is not None:
self.setFixedWidth(h_size)
self.setSizePolicy(qt.QSizePolicy.Fixed, qt.QSizePolicy.Fixed)
else:
self.setSizePolicy(qt.QSizePolicy.Expanding, qt.QSizePolicy.Fixed)
def _moveToLast(newItem, parentItem):
"""Put newItem as the last child of parentItem"""
last = parentItem.firstChild()
if last:
while last.nextSibling():
last = last.nextSibling()
newItem.moveItem(last)
class MyListView(qt.QListView):
class ListViewToolTip(qt.QToolTip):
def __init__(self, parent):
qt.QToolTip.__init__(self, parent.viewport())
self.parent = weakref.ref(parent)
self.tooltips = weakref.WeakKeyDictionary()
def add(self, item, text):
self.tooltips[item] = text
def maybeTip(self, pos):
parent = self.parent()
if parent is None:
return
item = parent.itemAt(pos)
try:
text = self.tooltips[item]
except (KeyError,TypeError):
return
if item:
itemRect = parent.itemRect(item)
self.tip(itemRect, text)
def __init__(self, *args):
qt.QListView.__init__(self, *args)
self.__tooltip = MyListView.ListViewToolTip(self)
self.setVScrollBarMode(qt.QScrollView.Auto)
self.setSelectionMode(qt.QListView.Single)
def addToolTip(self, item, text):
self.__tooltip.add(item, text)
class GUIListView(qt.QListView):
def __init__(self, *args):
qt.QListView.__init__(self, *args)
self._presspos = None
self._mousePressed = False
self.setSorting(-1) #disable sorting
self.addColumn("Element")
self.addColumn("Type")
self.setAcceptDrops(True)
self.viewport().setAcceptDrops(True)
self.setSelectionMode(qt.QListView.Single)
def eventFilter(self, o, e):
if o is not None and e is not None:
if e.type() == qt.QEvent.MouseButtonPress and e.button() == qt.Qt.LeftButton:
p = qt.QPoint(e.pos())
if self.itemAt(p):
self._presspos = e.pos()
self._mousePressed = True
elif e.type() == qt.QEvent.MouseButtonRelease:
self._mousePressed = False
if e.button() == qt.Qt.RightButton:
item = self.itemAt(e.pos())
self.emit(qt.PYSIGNAL('contextMenuRequested'), (item, ))
elif e.type() == qt.QEvent.MouseMove:
if self._mousePressed:
self._mousePressed = False
item = self.itemAt(self._presspos)
if item and item.dragEnabled():
td = qt.QTextDrag(str(item.text(0)), self)
td.dragCopy()
self.startDrag()
return qt.QListView.eventFilter(self, o, e)
def contentsDropEvent(self, event):
item = self.itemAt(self.contentsToViewport(event.pos()))
if item and item.dropEnabled() and qt.QTextDrag.canDecode(event):
t = qt.QString()
qt.QTextDrag.decode(event, t)
self.emit(qt.PYSIGNAL("dragdrop"), (str(t), str(item.text(0))))
event.accept()
class ToolboxWindow(qt.QWidget):
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
self.setCaption("Toolbox")
self.bricksTab = {}
self.bricks = {}
topPanel = qt.QFrame(self)
self.cmdRefresh = qt.QToolButton(topPanel)
self.cmdRefresh.setIconSet(qt.QIconSet(Icons.load("reload")))
qt.QToolTip.add(self.cmdRefresh, "refresh bricks list")
qt.QHBoxLayout(topPanel)
topPanel.layout().addWidget(qt.QLabel("Available bricks", topPanel), 0, qt.Qt.AlignLeft)
topPanel.layout().addWidget(self.cmdRefresh, 0, qt.Qt.AlignRight)
qt.QObject.connect(self.cmdRefresh, qt.SIGNAL("clicked()"), self.refresh)
self.bricksToolbox = qt.QToolBox(self)
qt.QVBoxLayout(self, 5, 5)
self.layout().addWidget(topPanel)
self.layout().addWidget(self.bricksToolbox)
def addBrickTab(self, name):
"""Add a new brick tab called 'name'"""
newBricksList = MyListView(self.bricksToolbox)
newBricksList.addColumn("")
newBricksList.header().hide()
qt.QObject.connect(newBricksList, qt.SIGNAL("doubleClicked(QListViewItem *)"), self.brickSelected)
self.bricksToolbox.addItem(newBricksList, name)
self.bricksTab[name] = newBricksList
return newBricksList
def refresh(self):
"""Refresh bricks window"""
while self.bricksToolbox.currentItem():
self.bricksToolbox.removeItem(self.bricksToolbox.currentItem())
self.bricks = {}
self.bricksTab = {}
self.addBrickTab("General")
# bricks without category fall into 'General'
self.bricksTab[""] = self.bricksTab["General"]
map(self.addBricks, (BlissFramework.getStdBricksPath(), ) + tuple(BlissFramework.getCustomBricksDirs()))
def brickTextLabel(self, brickName):
if brickName.endswith("Brick"):
brickTextLabel = brickName[:-5]
else:
brickTextLabel = brickName
for i in range(len(brickTextLabel)):
if brickTextLabel[i].isalpha() or brickTextLabel[i].isdigit():
if i > 0 and brickTextLabel[i].isupper() and brickTextLabel[i-1].islower():
brickTextLabel = brickTextLabel[0:i] + " " + brickTextLabel[i].lower() + brickTextLabel[i+1:]
else:
brickTextLabel=brickTextLabel[0:i]+" "+brickTextLabel[i+1:]
return brickTextLabel
def addBricks(self, brickDir):
"""Add the bricks found in the 'brickDir' directory to the bricks tab widget"""
findCategoryRE = re.compile("^__category__\s*=\s*['\"](.*)['\"]$", re.M)
findDocstringRE = re.compile('^"""(.*?)"""?$', re.M | re.S)
full_filenames = []
for fileordir in os.listdir(brickDir) :
full_path = os.path.join(brickDir,fileordir)
if os.path.isdir(full_path) :
path_with_trunk = os.path.join(full_path,'trunk') # SVN structure
if os.path.isdir(path_with_trunk) :
full_path = path_with_trunk
filesNames = [os.path.join(full_path,filename) for filename in os.listdir(full_path)]
full_filenames.extend(filesNames)
else:
full_filenames.append(full_path)
full_filenames.sort()
processedBricks = []
bricksCategories = {}
for full_filename in full_filenames:
filename = os.path.basename(full_filename)
if filter(lambda x: filename.endswith(x), [x[0] for x in imp.get_suffixes()]):
brickName = filename[:filename.rfind('.')]
if not brickName == '__init__' and not brickName in processedBricks:
processedBricks.append(brickName)
dirname = os.path.dirname(full_filename)
brick_module_file = None
try:
brick_module_file, path, description = imp.find_module(brickName, [dirname])
except:
if brick_module_file:
brick_module_file.close()
continue
moduleContents = brick_module_file.read()
checkIfItsBrick = re.compile('^\s*class\s+%s.+?:\s*$' % brickName,re.M)
if not checkIfItsBrick.search(moduleContents) : continue
match = findCategoryRE.search(moduleContents)
if match is None:
category = ""
else:
category = match.group(1)
match = findDocstringRE.search(moduleContents)
if match is None:
description = ""
else:
description = match.group(1)
try:
bricksCategories[category].append( (brickName, dirname, description) )
except KeyError:
bricksCategories[category] = [ (brickName, dirname, description) ]
if len(bricksCategories) == 0:
return
categoryKeys = bricksCategories.keys()
categoryKeys.sort()
for category in categoryKeys:
bricksList = bricksCategories[category]
try:
bricksListWidget = self.bricksTab[category]
except KeyError:
bricksListWidget = self.addBrickTab(category)
for brickName, dirname, description in bricksList:
newBrick = qt.QListViewItem(bricksListWidget, self.brickTextLabel(brickName))
bricksListWidget.addToolTip(newBrick, description)
self.bricks[id(newBrick)] = (dirname, brickName)
def brickSelected(self, item):
dirname, brickName = self.bricks[id(item)]
self.emit(qt.PYSIGNAL("addBrick"), (brickName, ))
class PropertyEditorWindow(qt.QWidget):
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
self.setCaption("Properties")
self.propertiesTable = PropertyEditor.ConfigurationTable(self)
self.__property_changed_cb = weakref.WeakKeyDictionary()
qt.QObject.connect(self.propertiesTable, qt.PYSIGNAL("propertyChanged"), self.propertyChanged)
qt.QHBoxLayout(self)
self.layout().addWidget(self.propertiesTable)
def editProperties(self, propertyBag):
#print 'setting property bag (%d)' % id(propertyBag)
self.propertiesTable.setPropertyBag(propertyBag)
def propertyChanged(self, *args):
#print "property changed", map(id, self.__property_changed_cb.keys())
try:
#print 'property changed', args
#print id(self.propertiesTable.propertyBag)
cb = self.__property_changed_cb[self.propertiesTable.propertyBag]
#print cb
except KeyError, err:
#print 'key error', err
return
else:
cb(*args)
def addProperties(self, propertyBag, property_changed_cb):
#print 'adding', id(propertyBag)
self.__property_changed_cb[propertyBag] = property_changed_cb
#print "properties =", map(id, self.__property_changed_cb.keys())
self.editProperties(propertyBag)
class ToolButton(qt.QToolButton):
def __init__(self, parent, icon, text=None, callback=None, tooltip=None):
qt.QToolButton.__init__(self, parent)
self.setIconSet(qt.QIconSet(Icons.load(icon)))
if type(text) != types.StringType:
tooltip = callback
callback = text
else:
self.setTextLabel(text)
self.setTextPosition(qt.QToolButton.BesideIcon)
self.setUsesTextLabel(True)
if callback is not None:
qt.QObject.connect(self, qt.SIGNAL("clicked()"), callback)
if tooltip is not None:
qt.QToolTip.add(self, tooltip)
self.setSizePolicy(qt.QSizePolicy.Fixed, qt.QSizePolicy.Fixed)
class GUIEditorWindow(qt.QWidget):
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
self.configuration = Configuration.Configuration()
self.setCaption("GUI Editor")
tb = qt.QHBox(self)
toolsBox = qt.QGrid(6, tb)
HorizontalSpacer(tb)
toolsBox.setSizePolicy(qt.QSizePolicy.Expanding, qt.QSizePolicy.Fixed)
self.cmdAddWindow = ToolButton(toolsBox, "window_new", self.addWindow, "add a new window (container)")
self.cmdAddTab=ToolButton(toolsBox, "tab", self.addTab, "add a new tab (container)")
self.cmdAddHBox=ToolButton(toolsBox, "add_hbox", self.addHBox, "add a new horizontal box (container)")
self.cmdAddVBox=ToolButton(toolsBox, "add_vbox", self.addVBox, "add a new vertical box (container)")
self.cmdAddHGroupBox=ToolButton(toolsBox, "hgroupbox", self.addHGroupBox, "add a new horizontal group box (container)")
self.cmdAddVGroupBox=ToolButton(toolsBox, "vgroupbox", self.addVGroupBox, "add a new vertical group box (container)")
self.cmdAddHSpacer=ToolButton(toolsBox, "add_hspacer", self.addHSpacer, "add a new horizontal spacer")
self.cmdAddVSpacer=ToolButton(toolsBox, "add_vspacer", self.addVSpacer, "add a new vertical spacer")
self.cmdAddHSplitter=ToolButton(toolsBox, "hsplitter", self.addHSplitter, "add a new horizontal splitter (container)")
self.cmdAddVSplitter=ToolButton(toolsBox, "vsplitter", self.addVSplitter, "add a new vertical splitter (container)")
self.cmdAddIcon=ToolButton(toolsBox, "icon", self.addIcon, "add a new icon")
self.cmdAddLabel=ToolButton(toolsBox, "label", self.addLabel, "add a new label")
treeHandlingBox = qt.QHBox(self)
treeHandlingBox.setSizePolicy(qt.QSizePolicy.Expanding, qt.QSizePolicy.Fixed)
self.cmdShowConnections=ToolButton(treeHandlingBox, "connect_creating", self.showConnections, "manage connections between items")
HorizontalSpacer(treeHandlingBox,size=20)
self.cmdMoveUp=ToolButton(treeHandlingBox, "Up2", self.moveUp, "move an item up")
self.cmdMoveDown=ToolButton(treeHandlingBox, "Down2", self.moveDown, "move an item down")
HorizontalSpacer(treeHandlingBox, size=10)
self.cmdRemoveItem=ToolButton(treeHandlingBox, "delete_small", self.removeItem, "delete an item")
HorizontalSpacer(treeHandlingBox)
self.treeLayout = GUIListView(self)
self.rootElement = qt.QListViewItem(self.treeLayout, "GUI tree", "")
self.rootElement.setOpen(True)
qt.QObject.connect(self.treeLayout, qt.SIGNAL('selectionChanged(QListViewItem *)'), self.itemSelected)
qt.QObject.connect(self.treeLayout, qt.SIGNAL('doubleClicked(QListViewItem *, const QPoint &, int)'), self.itemDoubleClicked)
qt.QObject.connect(self.treeLayout, qt.SIGNAL('itemRenamed(QListViewItem *, int)'), self.itemRenamed)
qt.QObject.connect(self.treeLayout, qt.PYSIGNAL('dragdrop'), self.itemDragDropped)
qt.QObject.connect(self.treeLayout, qt.PYSIGNAL('contextMenuRequested'), self.itemRightClicked)
qt.QVBoxLayout(self, 0, 10)
self.layout().addWidget(tb)
self.layout().addWidget(treeHandlingBox)
self.layout().addWidget(self.treeLayout)
def setConfiguration(self, configuration):
self.configuration = configuration
#print 'configuration id is', id(configuration)
self.treeLayout.blockSignals(True)
self.treeLayout.takeItem(self.rootElement)
self.rootElement = qt.QListViewItem(self.treeLayout, "GUI tree", "")
self.rootElement.setOpen(True)
self.emit(qt.PYSIGNAL('hideProperties'), ())
def addChildren(children, parentItem):
parent_name = str(parentItem.text(0))
parent = self.configuration.findContainer(parent_name)
for child in children:
#print child["name"]
if self.configuration.isContainer(child):
#print 'is container'
new_list_item = self.appendItem(parentItem, child["name"], child["type"], icon=child["type"])
addChildren(child["children"], new_list_item)
self.configuration.items[child["name"]].updateSlots()
elif self.configuration.isSpacer(child):
#print 'is spacer'
new_list_item = self.appendItem(parentItem, child["name"], "spacer", icon=child["type"])
elif self.configuration.isBrick(child):
#print 'is brick'
new_list_item = self.appendItem(parentItem, child["name"], child["type"], icon="brick")
else:
#print 'is icon or label'
new_list_item = self.appendItem(parentItem, child["name"], child["type"], icon=child["type"])
self.connectItem(parent, child, new_list_item)
for window in self.configuration.windows_list:
parentWindowItem = self.appendItem(self.rootElement, window.name, "window", icon="window_small")
self.connectItem(None, window, parentWindowItem)
addChildren(window["children"], parentWindowItem)
self.treeLayout.blockSignals(False)
self.treeLayout.triggerUpdate()
self.treeLayout.setSelected(self.rootElement.itemBelow(),1)
self.emit(qt.PYSIGNAL('showProperties'), ())
def showConnections(self):
connectionEditorWindow = ConnectionEditor.ConnectionEditor(self.configuration)
w = qt.qApp.desktop().width()
h = qt.qApp.desktop().height()
connectionEditorWindow.resize(0.85*w, 0.7*h)
connectionEditorWindow.exec_loop()
def updateProperties(self, item_cfg):
#print 'updating properties : property bag id is', id(item_cfg["properties"])
self.emit(qt.PYSIGNAL("editProperties"), (item_cfg["properties"], ))
def _getParentWindowName(self, item):
while item:
if str(item.text(1)) == "window":
return str(item.text(0))
else:
item = item.parent()
def appendItem(self, parentItem, column1_text, column2_text, icon=None):
newListItem = qt.QListViewItem(parentItem, column1_text, column2_text)
_moveToLast(newListItem, parentItem)
newListItem.setDragEnabled(True)
newListItem.setDropEnabled(True)
if icon is not None:
newListItem.setPixmap(0, Icons.load(icon))
#qt.QObject.disconnect(self.treeLayout, qt.SIGNAL('selectionChanged(QListViewItem *)'), self.itemSelected)
self.treeLayout.setCurrentItem(newListItem)
self.treeLayout.ensureItemVisible(newListItem)
#qt.QObject.connect(self.treeLayout, qt.SIGNAL('selectionChanged(QListViewItem *)'), self.itemSelected)
return newListItem
def removeItem(self):
currentItem = self.treeLayout.currentItem()
if currentItem:
item_parent_name = str(currentItem.parent().text(0))
item_name = str(currentItem.text(0))
children = currentItem.childCount()
if children > 0:
if qt.QMessageBox.warning(self, "Please confirm",
"Are you sure you want to remove %s ?\nRemoving item will remove its %d children." % (item_name, children),
qt.QMessageBox.Yes, qt.QMessageBox.No) == qt.QMessageBox.No:
return
if self.configuration.remove(item_name):
currentItem.parent().takeItem(currentItem)
self.updateWindowPreview(item_parent_name)
def updateWindowPreview(self, container_name, container_cfg=None, selected_item=""):
container_item = self.treeLayout.findItem(container_name, 0)
container_type = str(container_item.text(1))
window_id = None
if container_type == "window":
window_id = id(container_item)
else:
# find parent window
parent = container_item.parent()
while (parent):
if str(parent.text(1)) == "window":
window_id = id(parent)
break
parent = parent.parent()
if container_type != "window" and container_item.childCount() == 0:
container_item = container_item.parent()
container_name = str(container_item.text(0))
container_cfg = None
if container_cfg is None:
container_cfg = self.configuration.findItem(container_name)
def getContainerIds(item):
containerIds = [id(item)]
item = item.firstChild()
while item:
item_type = str(item.text(1))
try:
klass = Configuration.Configuration.classes[item_type]
except KeyError:
pass
else:
if issubclass(klass, ContainerCfg):
containerIds += getContainerIds(item)
item = item.nextSibling()
return containerIds
container_ids = getContainerIds(container_item)
#print 'updating', container_cfg["name"], "window id", window_id, "container ids", container_ids
self.emit(qt.PYSIGNAL("updatePreview"), (container_cfg, window_id, container_ids, selected_item))
def connectItem(self, parent, new_item, new_list_item):
if self.configuration.isBrick(new_item):
self.emit(qt.PYSIGNAL("newItem"), (new_item["brick"].propertyBag, new_item["brick"]._propertyChanged))
else:
if parent is not None:
parentref=weakref.ref(parent)
else:
parentref=None
def property_changed_cb(property, old_value, new_value, itemref=weakref.ref(new_list_item), parentref=parentref):
item = itemref()
if item is None:
#print 'NONE !'
return
item_name = str(item.text(0))
item_type = str(item.text(1))
#print item_type
#print Configuration.Configuration.classes
try:
klass = Configuration.Configuration.classes[item_type]
except KeyError:
self.updateWindowPreview(item_name)
else:
if issubclass(klass, ContainerCfg):
# we should update the container itself,
# not just its contents so we trigger an
# update of the parent instead
if parentref is not None:
parent = parentref()
if parent is not None:
self.updateWindowPreview(parent["name"], parent)
else:
self.updateWindowPreview(item_name)
if parentref is not None:
parent = parentref()
if parent is None:
return
parent.childPropertyChanged(item_name, property, old_value, new_value)
self.emit(qt.PYSIGNAL("newItem"), (new_item["properties"], property_changed_cb))
def addWindow(self):
self._addItem(self.rootElement, "window")
def _addItem(self, parentListItem, item_type, *args):
parent_name = str(parentListItem.text(0))
parent = self.configuration.findContainer(parent_name)
new_item = None
new_list_item = None
try:
qt.qApp.setOverrideCursor(qt.QCursor(qt.Qt.WaitCursor))
if item_type == "window":
new_item = self.configuration.addWindow()
if type(new_item) == types.StringType:
qt.QMessageBox.warning(self, "Cannot add", new_item, qt.QMessageBox.Ok)
else:
new_item["properties"].getProperty("w").setValue(qt.qApp.desktop().width())
new_item["properties"].getProperty("h").setValue(qt.qApp.desktop().height())
new_list_item = self.appendItem(parentListItem, new_item["name"], "window", icon="window_small")
elif item_type == "brick":
brick_type = args[0]
new_item = self.configuration.addBrick(brick_type, parent)
if type(new_item) == types.StringType:
qt.QMessageBox.warning(self, "Cannot add", new_item, qt.QMessageBox.Ok)
else:
brick_name = new_item["name"]
brick = new_item["brick"]
new_list_item = self.appendItem(parentListItem, brick_name, brick_type, icon="brick")
elif item_type == "tab":
new_item = self.configuration.addItem(item_type, parent)
if type(new_item) == types.StringType:
qt.QMessageBox.warning(self, "Cannot add", new_item, qt.QMessageBox.Ok)
else:
item_name = new_item["name"]
new_list_item = self.appendItem(parentListItem, item_name, item_type, icon=item_type)
else:
item_subtype = args[0]
new_item = self.configuration.addItem(item_subtype, parent)
if type(new_item) == types.StringType:
qt.QMessageBox.warning(self, "Cannot add", new_item, qt.QMessageBox.Ok)
else:
item_name = new_item["name"]
new_list_item = self.appendItem(parentListItem, item_name, item_type, icon=item_subtype)
if type(new_item) != types.StringType and new_item is not None:
self.connectItem(parent, new_item, new_list_item)
finally:
qt.qApp.restoreOverrideCursor()
def addBrick(self, brick_type):
self.addItem("brick", brick_type)
def addContainer(self, container_type, container_subtype=None):
self.addItem(container_type, container_subtype)
def addItem(self, item_type, item_subtype):
currentItem = self.treeLayout.currentItem()
if currentItem:
item_cfg = self.configuration.findItem(str(currentItem.text(0)))
try:
if self.configuration.isContainer(item_cfg):
self._addItem(currentItem, item_type, item_subtype)
else:
# try to add to parent instead
parentItem = currentItem.parent()
self._addItem(parentItem, item_type, item_subtype)
except:
qt.QMessageBox.warning(self, "Cannot add %s" % item_type, "Please select a suitable parent container", qt.QMessageBox.Ok)
def addHBox(self):
self.addContainer("hbox", "hbox")
def addVBox(self):
self.addContainer("vbox", "vbox")
def addHGroupBox(self):
self.addContainer("hgroupbox", "hgroupbox")
def addVGroupBox(self):
self.addContainer("vgroupbox", "vgroupbox")
def addHSpacer(self):
self.addItem("hspacer", "hspacer")
def addVSpacer(self):
self.addItem("vspacer", "vspacer")
def addTab(self):
self.addContainer("tab")
def addVSplitter(self):
self.addContainer("vsplitter", "vsplitter")
def addHSplitter(self):
self.addContainer("hsplitter", "hsplitter")
def addIcon(self):
self.addItem("icon", "icon")
def addLabel(self):
self.addItem("label", "label")
def selectItem(self, item_name):
item = self.treeLayout.findItem(item_name, 0)
if item:
self.treeLayout.setSelected(item, 1)
self.treeLayout.ensureItemVisible(item)
def itemDoubleClicked(self, item, where, column):
if item:
item_name = str(item.text(0))
item_cfg = self.configuration.findItem(item_name)
if item_cfg:
item.setRenameEnabled(0, True)
item.startRename(0)
def itemSelected(self, item):
if item == self.rootElement:
return
item_name = str(item.text(0))
item_cfg = self.configuration.findItem(item_name)
self.updateWindowPreview(item_name, item_cfg, selected_item=item_name)
self.updateProperties(item_cfg)
#self.emit(qt.PYSIGNAL('showPreview'), ())
self.emit(qt.PYSIGNAL('showProperties'), ())
def itemRenamed(self, item, col):
item.setRenameEnabled(0,False)
item_parent_name = str(item.parent().text(0))
new_item_name = str(item.text(0))
i = 0
child = item.parent().firstChild()
while child and id(child) != id(item):
child = child.nextSibling()
i += 1
old_name = self.configuration.rename(item_parent_name, i, new_item_name)
if old_name is not None:
# cancel renaming
item.setText(0, old_name)
qt.QMessageBox.warning(self, "Cannot rename item", "New name %s conflicts\nwith another item name." % new_item_name, qt.QMessageBox.Ok)
def itemRightClicked(self, item):
#print 'right clicked on', item.text(0)
item_name = str(item.text(0))
item_cfg = self.configuration.findItem(item_name)
if self.configuration.isBrick(item_cfg):
popup_menu = qt.QPopupMenu()
def _itemRightClicked(id, item_name=item_name):
item_cfg=self.configuration.reload_brick(item_name)
item = self.treeLayout.findItem(item_name, 0)
#print 'emitting newItem'
self.emit(qt.PYSIGNAL("newItem"), (item_cfg["brick"].propertyBag, item_cfg["brick"]._propertyChanged))
#print 'itemSelected'
self.itemSelected(item)
qt.QObject.connect(popup_menu, qt.SIGNAL("activated(int)"), _itemRightClicked)
popup_menu.insertItem("reload brick", 0)
popup_menu.exec_loop(qt.QCursor.pos())
#self.treeLayout.setSelected(item, True)
def itemDragDropped(self, dragged_item_name, dropped_on_item_name):
#print "item dragged and dropped from %s to %s" % (dragged_item_name, dropped_on_item_name)
source_item = self.treeLayout.findItem(dragged_item_name, 0)
target_item = self.treeLayout.findItem(dropped_on_item_name, 0)
source_item_parent_name = str(source_item.parent().text(0))
target_item_parent_name = str(target_item.parent().text(0))
# find common ancestor
target_item_ancestors = [target_item.parent()]
source_item_ancestors = [source_item.parent()]
while target_item_ancestors[0]:
target_item_ancestors.insert(0, target_item_ancestors[0].parent())
while source_item_ancestors[0]:
source_item_ancestors.insert(0, source_item_ancestors[0].parent())
common_ancestor = zip(target_item_ancestors, source_item_ancestors)[-1][0]
if common_ancestor != self.rootElement:
common_ancestor_name = str(common_ancestor.text(0))
else:
common_ancestor_name = ""
#print "common ancestor =", common_ancestor_name
# move item in configuration
if not self.configuration.moveItem(dragged_item_name, dropped_on_item_name):
self.treeLayout.setSelected(source_item, True)
self.treeLayout.setCurrentItem(source_item)
return
# move item in the GUI tree
source_item.parent().takeItem(source_item)
target_cfg_item = self.configuration.findItem(dropped_on_item_name)
if self.configuration.isContainer(target_cfg_item):
# have to insert in the container
target_item.insertItem(source_item)
else:
target_item.parent().insertItem(source_item)
source_item.moveItem(target_item)
#if source_item_parent_name != target_item_parent_name:
# self.updateWindowPreview(source_item_parent_name)
if len(common_ancestor_name):
self.updateWindowPreview(common_ancestor_name)
#source_item.setSelected(True)
self.treeLayout.setSelected(source_item, True)
self.treeLayout.setCurrentItem(source_item)
self.treeLayout.ensureItemVisible(source_item)
def moveItem(self, direction):
item = self.treeLayout.currentItem()
if item:
item_name = str(item.text(0))
oldParentItem = item.parent()
if direction == "up":
newParent = self.configuration.moveUp(item_name)
if newParent is not None:
newParentItem = self.treeLayout.findItem(newParent, 0)
if newParentItem == oldParentItem:
itemAbove = item.itemAbove()
while (itemAbove.parent() != newParentItem):
itemAbove=itemAbove.itemAbove()
itemAbove.moveItem(item)
else:
oldParentItem.takeItem(item)
newParentItem.insertItem(item)
item.moveItem(oldParentItem.itemAbove())
else:
newParent = self.configuration.moveDown(item_name)
if newParent is not None:
newParentItem = self.treeLayout.findItem(newParent, 0)
if newParentItem == oldParentItem:
item.moveItem(item.nextSibling())
else:
oldParentItem.takeItem(item)
newParentItem.insertItem(item)
if newParent is not None:
self.updateWindowPreview(newParent)
self.treeLayout.ensureItemVisible(item)
item.setSelected(True)
#self.itemSelected(item)
def moveUp(self):
self.moveItem("up")
def moveDown(self):
self.moveItem("down")
class GUIPreviewWindow(qt.QWidget):
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
self.setCaption("GUI Preview")
self.windowPreviewBox = qt.QVGroupBox("Window preview", self)
self.windowPreview = GUIDisplay.WindowDisplayWidget(self.windowPreviewBox)
qt.QObject.connect(self.windowPreview, qt.PYSIGNAL("itemClicked"), self.previewItemClicked)
qt.QVBoxLayout(self)
self.layout().addWidget(self.windowPreviewBox)
# set arbitrary default size
self.resize(640,480)
def renew(self):
self.windowPreviewBox.close(True)
self.windowPreviewBox = qt.QVGroupBox("Window preview", self)
self.windowPreview = GUIDisplay.WindowDisplayWidget(self.windowPreviewBox)
qt.QObject.connect(self.windowPreview, qt.PYSIGNAL("itemClicked"), self.previewItemClicked)
self.layout().addWidget(self.windowPreviewBox)
self.windowPreviewBox.show()
def previewItemClicked(self, item_name):
self.emit(qt.PYSIGNAL("previewItemClicked"), (item_name, ))
def drawWindow(self, container_cfg, window_id, container_ids, selected_item):
#print container_cfg, type(container_cfg), container_ids
if container_cfg["type"] == "window":
caption = container_cfg["properties"]["caption"]
s = caption and " - %s" % caption or ""
self.windowPreviewBox.setTitle("Window preview: %s%s" % (container_cfg["name"], s))
self.windowPreview.updatePreview(container_cfg, window_id, container_ids, selected_item)
class HWRWindow(qt.QWidget):
def __init__(self, *args, **kwargs):
qt.QWidget.__init__(self, *args)
self.setCaption("Hardware Repository browser")
tb = qt.QHBox(self)
self.cmdRefresh = qt.QToolButton(tb)
self.cmdRefresh.setIconSet(qt.QIconSet(Icons.load("reload")))
qt.QToolTip.add(self.cmdRefresh, "refresh HWR objects tree")
self.cmdClose = qt.QToolButton(tb)
self.cmdClose.setIconSet(qt.QIconSet(Icons.load("button_cancel")))
qt.QToolTip.add(self.cmdClose, "close HWR browser")
HorizontalSpacer(tb)
tb.setSizePolicy(qt.QSizePolicy.Expanding, qt.QSizePolicy.Fixed)
qt.QObject.connect(self.cmdRefresh, qt.SIGNAL("clicked()"), self.refresh)
qt.QObject.connect(self.cmdClose, qt.SIGNAL("clicked()"), self.close)