Started adding an auto configuration mechanism

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@75 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d

Author: volayaf@gmail.com

src/sextante/SextantePlugin.py

@@ -13,6 +13,7 @@
 from sextante.gui.ResultsDialog import ResultsDialog
 from sextante.about.AboutDialog import AboutDialog
 import subprocess
+from sextante.core.SextanteExternalAppsConfigurer import SextanteExternalAppsConfigurer
 
 cmd_folder = os.path.split(inspect.getfile( inspect.currentframe() ))[0]
 if cmd_folder not in sys.path:
@@ -25,6 +26,8 @@ def __init__(self, iface):
         QGisLayers.setInterface(iface)
         Sextante.initialize()
         Sextante.setInterface(iface)
+        SextanteExternalAppsConfigurer.autoConfigure()
+
 
     def initGui(self):
         self.toolbox = SextanteToolbox(self.iface)

src/sextante/core/Sextante.py

@@ -80,12 +80,12 @@ def initialize():
         Sextante.addProvider(MMQGISAlgorithmProvider())
         Sextante.addProvider(FToolsAlgorithmProvider())
         Sextante.addProvider(ModelerOnlyAlgorithmProvider())
-        Sextante.addProvider(ScriptAlgorithmProvider())
         Sextante.addProvider(RAlgorithmProvider())
         Sextante.addProvider(SagaAlgorithmProvider())
         Sextante.addProvider(GrassAlgorithmProvider())
         Sextante.addProvider(GdalAlgorithmProvider())
         Sextante.addProvider(OTBAlgorithmProvider())
+        Sextante.addProvider(ScriptAlgorithmProvider())
         Sextante.modeler.initializeSettings();
         #and initialize
         SextanteLog.startLogging()

src/sextante/core/SextanteConfig.py

@@ -82,6 +82,12 @@ def getSetting(name):
         else:
             return None
 
+    @staticmethod
+    def setSettingValue(name, value):
+        if name in SextanteConfig.settings.keys():
+            SextanteConfig.settings[name].value = value
+            SextanteConfig.saveSettings()
+
 
 class Setting():
     '''A simple config parameter that will appear on the SEXTANTE config dialog'''

src/sextante/core/SextanteExternalAppsConfigurer.py

@@ -0,0 +1,14 @@
+from sextante.core.SextanteConfig import SextanteConfig
+from PyQt4 import QtCore
+class SextanteExternalAppsConfigurer():
+
+    @staticmethod
+    def autoConfigure():
+        IS_FIRST_USAGE = "IS_FIRST_USAGE"
+        settings = QtCore.QSettings()
+        if not settings.contains(IS_FIRST_USAGE):
+            settings.setValue(IS_FIRST_USAGE, True)
+
+
+
+

src/sextante/gdal/polygonize.py

@@ -24,7 +24,7 @@ def defineCharacteristics(self):
         self.addOutput(OutputVector(polygonize.OUTPUT, "Output layer"))
 
     def processAlgorithm(self, progress):
-        commands = ["polygonize"]
+        commands = ["gdal_polygonize"]
         commands.append(self.getParameterValue(polygonize.INPUT))
         commands.append("-f")
         commands.append("ESRI Shapefile")

src/sextante/gui/ExtentSelectionPanel.py

@@ -31,6 +31,19 @@ def __init__(self, default):
         self.connect(self.tool, SIGNAL("rectangleCreated()"), self.fillCoords)
 
     def buttonPushed(self):
+        popupmenu = QMenu()
+        useLayerExtentAction = QtGui.QAction("Use layer/canvas extent", self.pushButton)
+        useLayerExtentAction.triggered.connect(self.useLayerExtent)
+        popupmenu.addAction(useLayerExtentAction)
+        selectOnCanvasAction = QtGui.QAction("Select extent on canvas", self.pushButton)
+        selectOnCanvasAction.triggered.connect(self.selectOnCanvas)
+        popupmenu.addAction(selectOnCanvasAction)
+        popupmenu.exec_(QtGui.QCursor.pos())
+
+    def useLayerExtent(self):
+        pass
+
+    def selectOnCanvas(self):
         canvas = QGisLayers.iface.mapCanvas()
         canvas.setMapTool(self.tool)
 

src/sextante/gui/ParametersDialog.py

@@ -35,7 +35,7 @@ class ParametersDialog(QtGui.QDialog):
     '''the default parameters dialog, to be used when an algorithm is called from the toolbox'''
     def __init__(self, alg):
         QtGui.QDialog.__init__(self)
-        self.setModal(True)
+        self.setModal(False)
         self.ui = Ui_ParametersDialog()
         self.ui.setupUi(self, alg)
         self.executed = False

src/sextante/gui/SextanteToolbox.py

@@ -97,7 +97,8 @@ def executeAlgorithm(self):
         item = self.algorithmTree.currentItem()
         if isinstance(item, TreeAlgorithmItem):
             alg = Sextante.getAlgorithm(item.alg.commandLineName())
-            if alg.checkBeforeOpeningParametersDialog():
+            message = alg.checkBeforeOpeningParametersDialog()
+            if message:
                 QtGui.QMessageBox.warning(self, "Warning", message)
                 return
             alg = copy.deepcopy(alg)

src/sextante/modeler/ModelerAlgorithm.py

@@ -263,6 +263,7 @@ def getOutputType(self, i, outname):
 
 
     def getAsPythonCode(self):
+        return
         s = []
         for param in self.parameters:
             s.append(str(param.getAsScriptCode().lower()))

src/sextante/script/ScriptAlgorithm.py

@@ -43,7 +43,10 @@ def defineCharacteristicsFromFile(self):
         line = lines.readline()
         while line != "":
             if line.startswith("##"):
-                self.processParameterLine(line.strip("\n"))
+                try:
+                    self.processParameterLine(line.strip("\n"))
+                except:
+                    raise  WrongScriptException("Could not load script: " + self.descriptionFile +"\n" + "Problem with line: " + line)
             self.script += line
             line = lines.readline()
         lines.close()