def __init__(self, iface, commandName):
self.iface = iface
self.initialized = False
self.base = BaseDialog( iface.mainWindow(), iface, self, self.windowTitle(), commandName)
self.connect(self.base, SIGNAL("processError(QProcess::ProcessError)"), self.onError)
self.connect(self.base, SIGNAL("processFinished(int, QProcess::ExitStatus)"), self.onFinished)
self.connect(self.base, SIGNAL("okClicked()"), self.onRun)
self.connect(self.base, SIGNAL("closeClicked()"), self.onClosing)
self.connect(self.base, SIGNAL("helpClicked()"), self.onHelp)
self.connect(self.base, SIGNAL("finished(bool)"), self.finished)
self.connect(self.base, SIGNAL("refreshArgs()"), self.someValueChanged)
def __init__(self, iface, commandName, parent=None):
self.iface = iface
self.initialized = False
self.base = BaseDialog(parent, iface, self, self.windowTitle(),
commandName)
self.connect(self.base, SIGNAL("processError(QProcess::ProcessError)"),
self.onError)
self.connect(self.base,
SIGNAL("processFinished(int, QProcess::ExitStatus)"),
self.onFinished)
self.connect(self.base, SIGNAL("okClicked()"), self.onRun)
self.connect(self.base, SIGNAL("closeClicked()"), self.onClosing)
self.connect(self.base, SIGNAL("helpClicked()"), self.onHelp)
self.connect(self.base, SIGNAL("finished(bool)"), self.finished)
class GdalToolsBasePluginWidget:
def __init__(self, iface, commandName):
self.iface = iface
self.initialized = False
self.base = BaseDialog(iface.mainWindow(), iface, self,
self.windowTitle(), commandName)
self.connect(self.base, SIGNAL("processError(QProcess::ProcessError)"),
self.onError)
self.connect(self.base,
SIGNAL("processFinished(int, QProcess::ExitStatus)"),
self.onFinished)
self.connect(self.base, SIGNAL("okClicked()"), self.onRun)
self.connect(self.base, SIGNAL("closeClicked()"), self.onClosing)
self.connect(self.base, SIGNAL("helpClicked()"), self.onHelp)
self.connect(self.base, SIGNAL("finished(bool)"), self.finished)
self.connect(self.base, SIGNAL("refreshArgs()"), self.someValueChanged)
def someValueChanged(self):
if self.initialized:
self.emit(SIGNAL("valuesChanged(PyQt_PyObject)"),
self.getArguments())
def onLayersChanged(self):
pass
def initialize(self):
if not self.initialized:
self.connect(Utils.LayerRegistry.instance(),
SIGNAL("layersChanged"), self.onLayersChanged)
self.onLayersChanged()
self.someValueChanged()
self.initialized = True
def exec_(self):
self.initialize()
return self.base.exec_()
def show_(self):
self.initialize()
return self.base.show()
def setCommandViewerEnabled(self, enable):
self.base.setCommandViewerEnabled(enable)
self.someValueChanged()
def onRun(self):
self.base.onRun()
def onClosing(self):
self.disconnect(Utils.LayerRegistry.instance(),
SIGNAL("layersChanged"), self.onLayersChanged)
self.base.onClosing()
self.initialized = False
def onHelp(self):
self.base.onHelp()
def onFinished(self, exitCode, status):
self.base.onFinished(exitCode, status)
def onError(self, error):
self.base.onError(error)
def getArguments(self):
pass
def getInputFileName(self):
pass
def getOutputFileName(self):
pass
def addLayerIntoCanvas(self, fileInfo):
pass
def finished(self, load):
outFn = self.getOutputFileName()
if outFn == None:
return
if outFn == '':
QMessageBox.warning(self, self.tr("Warning"),
self.tr("No output file created."))
return
fileInfo = QFileInfo(outFn)
if fileInfo.exists():
if load:
self.addLayerIntoCanvas(fileInfo)
QMessageBox.information(self, self.tr("Finished"),
self.tr("Processing completed."))
else:
#QMessageBox.warning(self, self.tr( "Warning" ), self.tr( "%1 not created." ).arg( outFn ) )
QMessageBox.warning(self, self.tr("Warning"),
self.tr("%s not created.") % outFn)
# This method is useful to set up options for the command. It sets for each passed widget:
# 1. its passed signals to connect to the BasePluginWidget.someValueChanged() slot,
# 2. its enabler checkbox or enabled status,
# 3. its status as visible (hide) if the installed gdal version is greater or equal (lesser) then the passed version
#
# wdgts_sgnls_chk_ver_list: list of wdgts_sgnls_chk_ver
# wdgts_sgnls_chk_ver: tuple containing widgets, signals, enabler checkbox or enabled status, required version
def setParamsStatus(self, wdgts_sgnls_chk_ver_list):
if isinstance(wdgts_sgnls_chk_ver_list, list):
for wdgts_sgnls_chk_ver in wdgts_sgnls_chk_ver_list:
self.setParamsStatus(wdgts_sgnls_chk_ver)
return
wdgts_sgnls_chk_ver = wdgts_sgnls_chk_ver_list
if not isinstance(wdgts_sgnls_chk_ver, tuple):
return
if len(wdgts_sgnls_chk_ver) > 0:
wdgts = wdgts_sgnls_chk_ver[0]
else:
wdgts = None
if len(wdgts_sgnls_chk_ver) > 1:
sgnls = wdgts_sgnls_chk_ver[1]
else:
sgnls = None
if len(wdgts_sgnls_chk_ver) > 2:
chk = wdgts_sgnls_chk_ver[2]
else:
chk = None
if len(wdgts_sgnls_chk_ver) > 3:
ver = wdgts_sgnls_chk_ver[3]
else:
ver = None
if isinstance(wdgts, list):
for wdgt in wdgts:
self.setParamsStatus((wdgt, sgnls, chk, ver))
return
wdgt = wdgts
if not isinstance(wdgt, QWidget):
return
# if check version fails, disable the widget then hide both it and its enabler checkbox
# new check for gdal 1.10, must update all widgets for this and then remove previous check
if ver != None and isinstance(ver, int):
gdalVerNum = Utils.GdalConfig.versionNum()
if ver > gdalVerNum:
wdgt.setVisible(False)
if isinstance(chk, QWidget):
chk.setVisible(False)
chk.setChecked(False)
sgnls = None
chk = False
elif ver != None:
if not isinstance(ver, Utils.Version):
ver = Utils.Version(ver)
gdalVer = Utils.GdalConfig.version()
if ver < "0" or (gdalVer != None and ver > gdalVer):
wdgt.setVisible(False)
if isinstance(chk, QWidget):
chk.setVisible(False)
chk.setChecked(False)
sgnls = None
chk = False
# connects the passed signals to the BasePluginWidget.someValueChanged slot
if isinstance(sgnls, list):
for sgnl in sgnls:
self.setParamsStatus((wdgt, sgnl, chk))
return
sgnl = sgnls
if sgnl != None:
self.connect(wdgt, sgnl, self.someValueChanged)
# set the passed checkbox as widget enabler
if isinstance(chk, bool):
wdgt.setEnabled(chk)
if ( isinstance(chk, QAbstractButton) or isinstance(chk, QGroupBox) ) and \
chk.isCheckable():
wdgt.setEnabled(chk.isChecked())
self.connect(chk, SIGNAL("toggled(bool)"), wdgt.setEnabled)
self.connect(chk, SIGNAL("toggled(bool)"), self.someValueChanged)
