fixed grass algorithms

fixed bug when using multiple layers in saga (#5652)

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@198 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d

Author: volayaf

src/sextante/grass/DefineGrassRegionAction.py

@@ -32,8 +32,10 @@ def fillCoords(self):
         SextanteConfig.setSettingValue(GrassUtils.GRASS_REGION_YMIN, r.yMinimum())
         SextanteConfig.setSettingValue(GrassUtils.GRASS_REGION_XMAX, r.xMaximum())
         SextanteConfig.setSettingValue(GrassUtils.GRASS_REGION_YMAX, r.yMaximum())
+        SextanteConfig.setSettingValue(GrassUtils.GRASS_AUTO_REGION, False)
         s = str(r.xMinimum()) + "," + str(r.xMaximum()) + "," + str(r.yMinimum()) + "," + str(r.yMaximum())
         self.tool.reset()
         canvas = QGisLayers.iface.mapCanvas()
         canvas.setMapTool(self.prevMapTool)
-        QtGui.QMessageBox.information(None, "GRASS Region", "GRASS region set to:\n" + s)
+        QtGui.QMessageBox.information(None, "GRASS Region", "GRASS region set to:\n" + s + \
+                                      "\nTo set the cellsize or set back the autoregion option,\ngo to the SEXTANTE configuration.")

src/sextante/grass/description/v.to.rast.attribute.txt

@@ -0,0 +1,7 @@
+v.to.rast
+v.to.rast.attribute
+Vector (v.*)
+ParameterVector|input|input|-1|False
+ParameterSelection|use|use|attr
+ParameterTableField|column|column|input
+OutputRaster|output|output

src/sextante/grass/description/v.to.rast.txt

@@ -0,0 +1,7 @@
+v.to.rast
+v.to.rast.value
+Vector (v.*)
+ParameterVector|input|input|-1|False
+ParameterSelection|use|use|val
+ParameterNumber|value|value|None|None|1
+OutputRaster|output|output

src/sextante/grass/description/v.to.rast.value.txt

@@ -41,11 +41,13 @@ def setupUi(self):
         self.buttonBox = QtGui.QDialogButtonBox()
         self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
         self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
-        if SextanteUtils.isWindows():
-            self.externalAppsButton = QtGui.QPushButton()
-            self.externalAppsButton.setText("Configure external apps")
-            self.horizontalLayout.addWidget(self.externalAppsButton)
-            QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL("clicked()"), self.configureExternalApps)
+        #=======================================================================
+        # if SextanteUtils.isWindows():
+        #    self.externalAppsButton = QtGui.QPushButton()
+        #    self.externalAppsButton.setText("Configure external apps")
+        #    self.horizontalLayout.addWidget(self.externalAppsButton)
+        #    QtCore.QObject.connect(self.externalAppsButton, QtCore.SIGNAL("clicked()"), self.configureExternalApps)
+        #=======================================================================
         self.horizontalLayout.addSpacing(100)
         self.horizontalLayout.addWidget(self.buttonBox)
         self.verticalLayout.addLayout(self.horizontalLayout)
@@ -55,8 +57,9 @@ def setupUi(self):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def configureExternalApps(self):
-        ExternalAppsConfigurer.configure()
-        #TODO find a way to automate
+        configurer = ExternalAppsConfigurer()
+        configurer.configure()
+
 
     def fillTree(self):
         self.items = {}

src/sextante/gui/ConfigDialog.py

@@ -1,10 +1,38 @@
+import os
+from sextante.gui.InteractiveHTMLViewerDialog import InteractiveHTMLViewerDialog
 class ExternalAppsConfigurer():
 
-    @staticmethod
-    def configure():
+    def configure(self):
         #TODO find a way of automating this, not having to add each provider here manually
+        settings = {}
+        folders = self.findFolder("c:\\","saga")
+        settings["SAGA binaries folder"] = folders
+        folders['SAGA'] = settings
 
-        pass
+        html = ""
+        for key in settings.keys():
+            html += self.createHTMLSection(settings[key], key)
 
-    def folderFinder(self, s):
-        pass
+        dialog = InteractiveHTMLViewerDialog(html, self)
+        dialog.exec_()
+
+    def findFolder(self, head, name):
+        name = name.upper()
+        found = []
+        for root, dirs, files in os.walk(head):
+            for d in dirs:
+                if d.upper().endswith(name):
+                    found.append(os.path.join(root, d))
+        return found
+
+    def createHTMLSection(self, settings, name):
+        html = "<h2>" + name.upper() + "</h2>\n"
+        html += "<ul>\n"
+        for key, setting in settings.items():
+            html += "<li>" + key + " : " + setting[0] + "</li>\n"
+            if len(setting) > 1:
+                html += "<ul>\n"
+                for i in range(1, len(setting)):
+                    html += "<li><a href=\"" + key + "|" + str(i) + ">" + setting[i] + "</a></li>\n"
+                html += "<ul>\n"
+        html += "<ul>\n"

src/sextante/gui/ExternalAppsConfigurer.py

@@ -0,0 +1,46 @@
+from PyQt4 import QtCore, QtGui, QtWebKit
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+
+class InteractiveHTMLViewerDialog(QtGui.QDialog):
+
+    def __init__(self, html, linkHandler):
+        QtGui.QDialog.__init__(self)
+        self.html = html
+        self.linkHandler = linkHandler
+        self.setModal(True)
+        self.setupUi()
+
+    def setupUi(self):
+        self.resize(600, 500)
+        self.webView = QtWebKit.QWebView()
+        self.webView.page().setLinkDelegationPolicy(QtWebKit.QWebPage.DelegateAllLinks)
+        self.setWindowTitle("Help")
+        self.closeButton = QtGui.QPushButton()
+        self.closeButton.setText("Close")
+        self.closeButton.setMaximumWidth(150)
+        self.horizontalLayout= QtGui.QHBoxLayout()
+        self.horizontalLayout.setSpacing(2)
+        self.horizontalLayout.setMargin(0)
+        self.horizontalLayout.addStretch(1000)
+        self.horizontalLayout.addWidget(self.closeButton)
+        self.verticalLayout= QtGui.QVBoxLayout()
+        self.verticalLayout.setSpacing(2)
+        self.verticalLayout.setMargin(0)
+        self.verticalLayout.addWidget(self.webView)
+        self.verticalLayout.addLayout(self.horizontalLayout)
+        self.setLayout(self.verticalLayout)
+        QObject.connect(self.closeButton, QtCore.SIGNAL("clicked()"), self.closeWindow)
+        QObject.connect(self.webView, SIGNAL("linkClicked(const QUrl&)"), self.linkClicked)
+        try:
+            url = QtCore.QUrl(self.filename)
+            self.webView.load(url)
+        except:
+            pass
+
+    def linkClicked(self, url):
+        pass
+
+
+    def closeWindow(self):
+        self.close()

src/sextante/gui/InteractiveHTMLViewerDialog.py

@@ -25,6 +25,7 @@
 from sextante.core.LayerExporter import LayerExporter
 import subprocess
 from sextante.parameters.ParameterExtent import ParameterExtent
+from PyQt4 import QtGui
 
 class SagaAlgorithm(GeoAlgorithm):
 
@@ -192,7 +193,7 @@ def processAlgorithm(self, progress):
                         layer = QGisLayers.getObjectFromUri(layerfile, False)
                         if layer:
                             filename = LayerExporter.exportVectorLayer(layer)
-                            self.exportedLayers[param.value]=filename
+                            self.exportedLayers[layerfile]=filename
                         elif (not value.endswith("shp")):
                             raise GeoAlgorithmExecutionException("Unsupported file format")
 
@@ -228,9 +229,6 @@ def processAlgorithm(self, progress):
             else:
                 command+=(" -" + param.name + " \"" + str(param.value) + "\"");
 
-
-
-
         for out in self.outputs:
             if isinstance(out, OutputRaster):
                 filename = out.value