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"""
@package dbmgr.manager
@brief GRASS Attribute Table Manager
This program is based on FileHunter, published in 'The wxPython Linux
Tutorial' on wxPython WIKI pages.
It also uses some functions at
http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/426407
List of classes:
- manager::AttributeManager
(C) 2007-2014 by the GRASS Development Team
This program is free software under the GNU General Public License
(>=v2). Read the file COPYING that comes with GRASS for details.
@author Jachym Cepicky <jachym.cepicky gmail.com>
@author Martin Landa <landa.martin gmail.com>
@author Refactoring by Stepan Turek <stepan.turek seznam.cz>
(GSoC 2012, mentor: Martin Landa)
"""
import os
import wx
from core import globalvar
if globalvar.wxPythonPhoenix:
try:
import agw.flatnotebook as FN
except ImportError: # if it's not there locally, try the wxPython lib.
import wx.lib.agw.flatnotebook as FN
else:
import wx.lib.flatnotebook as FN
from core.gcmd import GMessage
from dbmgr.base import DbMgrBase
from gui_core.widgets import GNotebook
from gui_core.wrap import Button, ClearButton, CloseButton
class AttributeManager(wx.Frame, DbMgrBase):
def __init__(
self,
parent,
id=wx.ID_ANY,
title=None,
base_title=None,
vectorName=None,
item=None,
log=None,
selection=None,
**kwargs,
):
"""GRASS Attribute Table Manager window
:param parent: parent window
:param id: window id
:param title: full window title or None for default title
:param base_title: the document independent part of title or None for default
:param vectorName: name of vector map
:param item: item from Layer Tree
:param log: log window
:param selection: name of page to be selected
:param kwagrs: other wx.Frame's arguments
"""
self.parent = parent
try:
mapdisplay = self.parent.GetMapDisplay()
except:
mapdisplay = None
DbMgrBase.__init__(
self,
id=id,
mapdisplay=mapdisplay,
vectorName=vectorName,
item=item,
log=log,
statusbar=self,
**kwargs,
)
wx.Frame.__init__(self, parent, id, *kwargs)
# title
if not title:
if not base_title:
base_title = _("Attribute Table Manager")
document = self.dbMgrData["vectName"]
if not self.dbMgrData["editable"]:
document = _("{document} (read-only)").format(document=document)
title = "{document} - {tool_name}".format(
document=document, tool_name=base_title
)
self.SetTitle(title)
# icon
self.SetIcon(
wx.Icon(
os.path.join(globalvar.ICONDIR, "grass_sql.ico"), wx.BITMAP_TYPE_ICO
)
)
self.panel = wx.Panel(parent=self, id=wx.ID_ANY)
if len(self.dbMgrData["mapDBInfo"].layers.keys()) == 0:
GMessage(
parent=self.parent,
message=_(
"Database connection for vector map <%s> "
"is not defined in DB file. "
"You can define new connection in "
"'Manage layers' tab."
)
% self.dbMgrData["vectName"],
)
busy = wx.BusyInfo(
_("Please wait, loading attribute data..."), parent=self.parent
)
wx.SafeYield()
self.CreateStatusBar(number=1)
self.notebook = GNotebook(self.panel, style=globalvar.FNPageDStyle)
self.CreateDbMgrPage(parent=self, pageName="browse")
self.notebook.AddPage(
page=self.pages["browse"], text=_("Browse data"), name="browse"
)
self.CreateDbMgrPage(parent=self, pageName="manageTable")
self.notebook.AddPage(
page=self.pages["manageTable"], text=_("Manage tables"), name="table"
)
self.CreateDbMgrPage(parent=self, pageName="manageLayer")
self.notebook.AddPage(
page=self.pages["manageLayer"], text=_("Manage layers"), name="layers"
)
del busy
if selection:
wx.CallAfter(self.notebook.SetSelectionByName, selection)
else:
wx.CallAfter(self.notebook.SetSelection, 0) # select browse tab
# buttons
self.btnClose = CloseButton(parent=self.panel)
self.btnClose.SetToolTip(_("Close Attribute Table Manager"))
self.btnReload = Button(parent=self.panel, id=wx.ID_REFRESH)
self.btnReload.SetToolTip(_("Reload currently selected attribute data"))
self.btnReset = ClearButton(parent=self.panel)
self.btnReset.SetToolTip(
_("Reload all attribute data (drop current selection)")
)
# bind closing to ESC
self.Bind(wx.EVT_MENU, self.OnCloseWindow, id=wx.ID_CANCEL)
accelTableList = [(wx.ACCEL_NORMAL, wx.WXK_ESCAPE, wx.ID_CANCEL)]
accelTable = wx.AcceleratorTable(accelTableList)
self.SetAcceleratorTable(accelTable)
# events
self.btnClose.Bind(wx.EVT_BUTTON, self.OnCloseWindow)
self.btnReload.Bind(wx.EVT_BUTTON, self.OnReloadData)
self.btnReset.Bind(wx.EVT_BUTTON, self.OnReloadDataAll)
self.notebook.Bind(FN.EVT_FLATNOTEBOOK_PAGE_CHANGED, self.OnPageChanged)
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
# do layout
self._layout()
# self.SetMinSize(self.GetBestSize())
self.SetSize((700, 550)) # FIXME hard-coded size
self.SetMinSize(self.GetSize())
def _layout(self):
"""Do layout"""
# frame body
mainSizer = wx.BoxSizer(wx.VERTICAL)
# buttons
btnSizer = wx.BoxSizer(wx.HORIZONTAL)
btnSizer.Add(self.btnReset, proportion=1, flag=wx.ALL, border=5)
btnSizer.Add(self.btnReload, proportion=1, flag=wx.ALL, border=5)
btnSizer.Add(self.btnClose, proportion=1, flag=wx.ALL, border=5)
mainSizer.Add(self.notebook, proportion=1, flag=wx.EXPAND)
mainSizer.Add(btnSizer, flag=wx.ALIGN_RIGHT | wx.ALL, border=5)
self.panel.SetAutoLayout(True)
self.panel.SetSizer(mainSizer)
mainSizer.Fit(self.panel)
self.Layout()
def OnCloseWindow(self, event):
"""Cancel button pressed"""
if self.parent and self.parent.GetName() == "LayerManager":
# deregister ATM
self.parent.dialogs["atm"].remove(self)
if not isinstance(event, wx.CloseEvent):
self.Destroy()
event.Skip()
def OnReloadData(self, event):
"""Reload data"""
if self.pages["browse"]:
self.pages["browse"].OnDataReload(event) # TODO replace by signal
def OnReloadDataAll(self, event):
"""Reload all data"""
if self.pages["browse"]:
self.pages["browse"].ResetPage()
def OnPageChanged(self, event):
"""On page in ATM is changed"""
try:
if self.pages["browse"]:
selPage = self.pages["browse"].selLayer
id = self.pages["browse"].layerPage[selPage]["data"]
else:
id = None
except KeyError:
id = None
if event.GetSelection() == self.notebook.GetPageIndexByName("browse") and id:
win = self.FindWindowById(id)
if win:
self.log.write(_("Number of loaded records: %d") % win.GetItemCount())
else:
self.log.write("")
self.btnReload.Enable()
self.btnReset.Enable()
else:
self.log.write("")
self.btnReload.Enable(False)
self.btnReset.Enable(False)
event.Skip()
def OnTextEnter(self, event):
pass
def UpdateDialog(self, layer):
"""Updates dialog layout for given layer"""
DbMgrBase.UpdateDialog(self, layer=layer)
# set current page selection
self.notebook.SetSelectionByName("layers")
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