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Fix size input validation

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This commit is contained in:
Tim Bentley 2010-12-08 19:00:24 +00:00
parent ccc640bb27
commit 2f04bde2aa
1 changed files with 31 additions and 22 deletions
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53
openlp/core/ui/generaltab.py
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@ -23,12 +23,34 @@
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
import re
import logging
from PyQt4 import QtCore, QtGui
from openlp.core.lib import SettingsTab, Receiver, translate
log = logging.getLogger(__name__)
class ValidEdit(QtGui.QLineEdit):
"""
Only allow numeric characters to be edited
"""
def __init__(self, parent):
"""
Set up Override and Validator
"""
QtGui.QLineEdit.__init__(self, parent)
self.setValidator(QtGui.QIntValidator(0, 9999, self))
def validText(self):
"""
Only return Integers. Space is 0
"""
if len(self.text()) == 0:
return QtCore.QString(u'0')
else:
return self.text()
class GeneralTab(SettingsTab):
"""
GeneralTab is the general settings tab in the settings dialog.
@ -241,9 +263,8 @@ class GeneralTab(SettingsTab):
self.customXLabel.setAlignment(QtCore.Qt.AlignCenter)
self.customXLabel.setObjectName(u'customXLabel')
self.customXLayout.addWidget(self.customXLabel)
self.customXValueEdit = QtGui.QLineEdit(self.displayGroupBox)
self.customXValueEdit = ValidEdit(self.displayGroupBox)
self.customXValueEdit.setObjectName(u'customXValueEdit')
self.customXValueEdit.setInputMask(u'99999')
self.customXLayout.addWidget(self.customXValueEdit)
self.customLayout.addLayout(self.customXLayout)
self.customYLayout = QtGui.QVBoxLayout()
@ -254,9 +275,8 @@ class GeneralTab(SettingsTab):
self.customYLabel.setAlignment(QtCore.Qt.AlignCenter)
self.customYLabel.setObjectName(u'customYLabel')
self.customYLayout.addWidget(self.customYLabel)
self.customYValueEdit = QtGui.QLineEdit(self.displayGroupBox)
self.customYValueEdit = ValidEdit(self.displayGroupBox)
self.customYValueEdit.setObjectName(u'customYValueEdit')
self.customYValueEdit.setInputMask(u'99999')
self.customYLayout.addWidget(self.customYValueEdit)
self.customLayout.addLayout(self.customYLayout)
self.customWidthLayout = QtGui.QVBoxLayout()
@ -268,9 +288,8 @@ class GeneralTab(SettingsTab):
self.customWidthLabel.setAlignment(QtCore.Qt.AlignCenter)
self.customWidthLabel.setObjectName(u'customWidthLabel')
self.customWidthLayout.addWidget(self.customWidthLabel)
self.customWidthValueEdit = QtGui.QLineEdit(self.displayGroupBox)
self.customWidthValueEdit = ValidEdit(self.displayGroupBox)
self.customWidthValueEdit.setObjectName(u'customWidthValueEdit')
self.customWidthValueEdit.setInputMask(u'99999')
self.customWidthLayout.addWidget(self.customWidthValueEdit)
self.customLayout.addLayout(self.customWidthLayout)
self.customHeightLayout = QtGui.QVBoxLayout()
@ -281,9 +300,8 @@ class GeneralTab(SettingsTab):
self.customHeightLabel.setAlignment(QtCore.Qt.AlignCenter)
self.customHeightLabel.setObjectName(u'customHeightLabel')
self.customHeightLayout.addWidget(self.customHeightLabel)
self.customHeightValueEdit = QtGui.QLineEdit(self.displayGroupBox)
self.customHeightValueEdit = ValidEdit(self.displayGroupBox)
self.customHeightValueEdit.setObjectName(u'customHeightValueEdit')
self.customHeightValueEdit.setInputMask(u'99999')
self.customHeightLayout.addWidget(self.customHeightValueEdit)
self.customLayout.addLayout(self.customHeightLayout)
self.displayLayout.addLayout(self.customLayout)
@ -470,10 +488,10 @@ class GeneralTab(SettingsTab):
# Reset screens after initial definition
if self.overrideChanged:
self.screens.override[u'size'] = QtCore.QRect(
self._toInt(self.customXValueEdit.text()),
self._toInt(self.customYValueEdit.text()),
self._toInt(self.customWidthValueEdit.text()),
self._toInt(self.customHeightValueEdit.text()))
int(self.customXValueEdit.validText()),
int(self.customYValueEdit.validText()),
int(self.customWidthValueEdit.validText()),
int(self.customHeightValueEdit.validText()))
if self.overrideCheckBox.isChecked():
self.screens.set_override_display()
else:
@ -492,12 +510,3 @@ class GeneralTab(SettingsTab):
self.customHeightValueEdit.setEnabled(checked)
self.customWidthValueEdit.setEnabled(checked)
self.overrideChanged = True
def _toInt(self, value):
"""
Make sure a Int returns a value.
"""
try:
return int(value)
except:
return 0