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# Copyright 2007 Nanorex, Inc. See LICENSE file for details.
"""
PM_PreviewGroupBox.py
The PM_PreviewGroupBox widget provides a preview pane for previewing
elements , clipboard items , library parts etc. from the element chooser
or list provided in the property manager. (The object being previewed can
then be deposited into the 3D workspace.)
@author: Ninad
@version: $Id$
@copyright: 2007 Nanorex, Inc. See LICENSE file for details.
History:
ninad 2007-08-29: Created.
"""
from PyQt4.Qt import QSize
from graphics.widgets.ThumbView import MMKitView
from PM.PM_GroupBox import PM_GroupBox
class PM_PreviewGroupBox(PM_GroupBox):
"""
The PM_PreviewGroupBox widget provides a preview pane for previewing
elements , clipboard items , library parts etc. from the element chooser
or list provided in the property manager. (The object being previewed can
then be deposited into the 3D workspace.)
"""
elementViewer = None
def __init__(self,
parentWidget,
glpane = None,
title = 'Preview'
):
"""
Appends a PM_PreviewGroupBox widget to I{parentWidget},a L{PM_Dialog}
@param parentWidget: The parent dialog (Property manager) containing
this widget.
@type parentWidget: L{PM_Dialog}
@param glpane: GLPane object used in construction of the
L{self.elementViewer}
@type glpane: L{GLPane} or None
@param title: The title (button) text.
@type title: str
"""
PM_GroupBox.__init__(self, parentWidget, title)
self.glpane = glpane
self.parentWidget = parentWidget
self._loadPreviewGroupBox()
def _loadPreviewGroupBox(self):
"""
Load the L{self.elementViewer} widget inside this preview groupbox.
@attention: The L{self.elementViewer} widget is added to
L{self.previewGroupBox.gridLayout} in L{Thumbview.__init__}.
Based on tests, it takes longer cpu time to complete this
operation (adding QGLWidget to a gridlayout. By doing this
inside L{Thumbview.__init__}, a time gain of ~ 0.1 sec
was noticed on Windows XP.
"""
self.elementViewer = MMKitView(
self,
"MMKitView glPane",
self.glpane)
self.elementViewer.setMinimumSize(QSize(150, 150))
self.gridLayout.setMargin(0)
self.gridLayout.setSpacing(0)
#Append to the widget list. This is important for expand - collapse
#functions (of the groupbox) to work properly.
self._widgetList.append(self.elementViewer)
##self.previewGroupBox.gridLayout.addWidget(self.elementViewer,
## 0, 0, 1, 1)
def expand(self):
"""
Expand this group box i.e. show all its contents and change the look
and feel of the groupbox button. It also sets the gridlayout margin and
spacing to 0. (necessary to get rid of the extra space inside the
groupbox.)
@see: L{PM_GroupBox.expand}
"""
PM_GroupBox.expand(self)
self.gridLayout.setMargin(0)
self.gridLayout.setSpacing(0)
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