add encoding support for output vector

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@350 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d

src/sextante/gui/OutputSelectionPanel.py

@@ -1,11 +1,13 @@
-from PyQt4 import QtGui, QtCore
+import os.path
+
 from PyQt4.QtCore import *
 from PyQt4.QtGui import *
-import os.path
-from sextante.core.SextanteConfig import SextanteConfig
 
+from qgis.gui import *
+
+from sextante.core.SextanteConfig import SextanteConfig
 
-class OutputSelectionPanel(QtGui.QWidget):
+class OutputSelectionPanel(QWidget):
 
     lastOutputFolder = None
     SAVE_TO_TEMP_FILE = "[Save to temporary file]"
@@ -14,34 +16,34 @@ def __init__(self, output, alg):
         self.output = output
         self.alg = alg
         super(OutputSelectionPanel, self).__init__(None)
-        self.horizontalLayout = QtGui.QHBoxLayout(self)
+        self.horizontalLayout = QHBoxLayout(self)
         self.horizontalLayout.setSpacing(2)
         self.horizontalLayout.setMargin(0)
-        self.text = QtGui.QLineEdit()
+        self.text = QLineEdit()
         if hasattr(self.text, 'setPlaceholderText'):
             self.text.setPlaceholderText(OutputSelectionPanel.SAVE_TO_TEMP_FILE)
-        self.text.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
+        self.text.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
         self.horizontalLayout.addWidget(self.text)
-        self.pushButton = QtGui.QPushButton()
+        self.pushButton = QPushButton()
         self.pushButton.setText("...")
         self.pushButton.clicked.connect(self.buttonPushed)
         self.horizontalLayout.addWidget(self.pushButton)
         self.setLayout(self.horizontalLayout)
 
     def buttonPushed(self):
         popupmenu = QMenu()
-        saveToTemporaryFileAction = QtGui.QAction("Save to a temporary file", self.pushButton)
+        saveToTemporaryFileAction = QAction("Save to a temporary file", self.pushButton)
         saveToTemporaryFileAction.triggered.connect(self.saveToTemporaryFile)
         popupmenu.addAction(saveToTemporaryFileAction )
         if (self.alg.provider.supportsNonFileBasedOutput()):
-            saveToMemoryAction= QtGui.QAction("Save to a memory layer...", self.pushButton)
+            saveToMemoryAction= QAction("Save to a memory layer...", self.pushButton)
             saveToMemoryAction.triggered.connect(self.saveToMemory)
             popupmenu.addAction(saveToMemoryAction)
-        saveToFileAction = QtGui.QAction("Save to file...", self.pushButton)
+        saveToFileAction = QAction("Save to file...", self.pushButton)
         saveToFileAction.triggered.connect(self.saveToFile)
         popupmenu.addAction(saveToFileAction)
 
-        popupmenu.exec_(QtGui.QCursor.pos())
+        popupmenu.exec_(QCursor.pos())
 
     def saveToTemporaryFile(self):
         self.text.setText("")
@@ -51,15 +53,23 @@ def saveToMemory(self):
 
     def saveToFile(self):
         filefilter = self.output.getFileFilter(self.alg)
-        settings = QtCore.QSettings()
+        settings = QSettings()
         if settings.contains("/SextanteQGIS/LastOutputPath"):
-            path = str(settings.value( "/SextanteQGIS/LastOutputPath", QtCore.QVariant( "" ) ).toString())
+            path = str(settings.value( "/SextanteQGIS/LastOutputPath", QVariant( "" ) ).toString())
         else:
             path = SextanteConfig.getSetting(SextanteConfig.OUTPUT_FOLDER)
-        filename = QtGui.QFileDialog.getSaveFileName(self, "Save file", QtCore.QString(path), filefilter)
-        if filename:
+        lastEncoding = settings.value("/SextanteQGIS/encoding", "System").toString()
+        fileDialog = QgsEncodingFileDialog(self, "Save file", QString(path), filefilter, lastEncoding)
+        fileDialog.setFileMode(QFileDialog.AnyFile)
+        fileDialog.setAcceptMode(QFileDialog.AcceptSave)
+        fileDialog.setConfirmOverwrite(True)
+        if fileDialog.exec_() == QDialog.Accepted:
+            filename = fileDialog.selectedFiles().first()
+            encoding = fileDialog.encoding()
+            self.output.encoding = encoding
             self.text.setText(str(filename))
             settings.setValue("/SextanteQGIS/LastOutputPath", os.path.dirname(str(filename)))
+            settings.setValue("/SextanteQGIS/encoding", encoding)
 
     def getValue(self):
         filename = str(self.text.text())

src/sextante/outputs/OutputVector.py

@@ -33,8 +33,6 @@ def getVectorWriter(self, fields, geomType, crs, options=None):
         @return writer  instance of the vectoe writer class
         '''
 
-        settings = QSettings()
-        encoding = settings.value( "/UI/encoding", "System" ).toString()
-        w = SextanteVectorWriter(self.value, encoding, fields, geomType, crs, options)
+        w = SextanteVectorWriter(self.value, self.encoding, fields, geomType, crs, options)
         self.memoryLayer = w.memLayer
         return w