create VRT with recurse scan of dirs, to fix #3095

some code cleanup, 
updated labels when in batch mode to follow up the QGis HIG guideline


git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@14963 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: brushtyler

python/plugins/GdalTools/tools/GdalTools_utils.py

@@ -117,6 +117,32 @@ def getVectorLayers():
       count = count +1
   return (layers, names)
 
+def getRasterFiles(path, recursive=False):
+  rasters = QStringList()
+  if not QFileInfo(path).exists():
+    return rasters
+
+  filter = getRasterExtensions()
+  workDir = QDir( path )
+  workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot )
+  workDir.setNameFilters( filter )
+  files = workDir.entryList()
+  for f in files:
+    rasters << path + "/" + f
+
+  if recursive:
+    import os
+    for myRoot, myDirs, myFiles in os.walk( unicode(path) ):
+      for dir in myDirs:
+        workDir = QDir( myRoot + "/" + dir )
+        workDir.setFilter( QDir.Files | QDir.NoSymLinks | QDir.NoDotAndDotDot )
+        workDir.setNameFilters( filter )
+        workFiles = workDir.entryList()
+        for f in workFiles:
+          rasters << myRoot + "/" + dir + "/" + f
+
+  return rasters
+
 def fillRasterOutputFormat(aFilter = None, filename = None):
   shortName = QString()
 

python/plugins/GdalTools/tools/doBuildVRT.py

@@ -18,18 +18,42 @@ def __init__(self, iface):
       self.setupUi(self)
       BasePluginWidget.__init__(self, self.iface, "gdalbuildvrt")
 
+      self.recurseCheck.hide()
+
       self.setParamsStatus(
         [
           (self.inputFilesEdit, SIGNAL("textChanged(const QString &)")), 
           (self.outputFileEdit, SIGNAL("textChanged(const QString &)")), 
           (self.resolutionComboBox, SIGNAL("currentIndexChanged(int)"), self.resolutionCheck),
           (self.srcNoDataSpin, SIGNAL("valueChanged(int)"), self.srcNoDataCheck, "1.7.0"),
-          (self.separateCheck, SIGNAL("stateChanged(int)"), None, "1.7.0")
+          (self.separateCheck, SIGNAL("stateChanged(int)"), None, "1.7.0"),
+          (self.inputDirCheck, SIGNAL("stateChanged(int)")),
+          (self.recurseCheck, SIGNAL("stateChanged(int)"), self.inputDirCheck)
         ]
       )
 
       self.connect(self.selectInputFilesButton, SIGNAL("clicked()"), self.fillInputFilesEdit)
       self.connect(self.selectOutputFileButton, SIGNAL("clicked()"), self.fillOutputFileEdit)
+      self.connect( self.inputDirCheck, SIGNAL( "stateChanged( int )" ), self.switchToolMode )
+
+  def switchToolMode(self):
+      self.inputFilesEdit.clear()
+
+      if self.inputDirCheck.isChecked():
+        self.inFileLabel = self.label.text()
+        self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) )
+
+        self.recurseCheck.show()
+
+        QObject.disconnect( self.selectInputFilesButton, SIGNAL( "clicked()" ), self.fillInputFilesEdit )
+        QObject.connect( self.selectInputFilesButton, SIGNAL( "clicked()" ), self.fillInputDir )
+      else:
+        self.label.setText( self.inFileLabel )
+
+        self.recurseCheck.hide()
+
+        QObject.connect( self.selectInputFilesButton, SIGNAL( "clicked()" ), self.fillInputFilesEdit )
+        QObject.disconnect( self.selectInputFilesButton, SIGNAL( "clicked()" ), self.fillInputDir )
 
   def fillInputFilesEdit(self):
       lastUsedFilter = Utils.FileFilter.lastUsedRasterFilter()
@@ -47,6 +71,13 @@ def fillOutputFileEdit(self):
 
       self.outputFileEdit.setText(outputFile)
 
+  def fillInputDir( self ):
+      inputDir = Utils.FileDialog.getExistingDirectory( self, self.tr( "Select the input directory with files for VRT" ))
+      if inputDir.isEmpty():
+        return
+
+      self.inputFilesEdit.setText( inputDir )
+
   def getArguments(self):
       arguments = QStringList()
       if self.resolutionCheck.isChecked() and self.resolutionComboBox.currentIndex() >= 0:
@@ -58,7 +89,10 @@ def getArguments(self):
         arguments << "-srcnodata"
         arguments << str(self.srcNoDataSpin.value())
       arguments << self.outputFileEdit.text()
-      arguments << self.inputFilesEdit.text().split(",")
+      if self.inputDirCheck.isChecked():
+        arguments << Utils.getRasterFiles( self.inputFilesEdit.text(), self.recurseCheck.isChecked() )
+      else:
+        arguments << self.inputFilesEdit.text().split(",")
       return arguments
 
   def getOutputFileName(self):

python/plugins/GdalTools/tools/doOverview.py

@@ -56,7 +56,7 @@ def switchToolMode( self ):
       self.inputLayerCombo.setCurrentIndex(-1)
       if self.batchCheck.isChecked():
         self.inFileLabel = self.label.text()
-        self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory:" ) )
+        self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) )
 
         self.progressBar.show()
 

python/plugins/GdalTools/tools/doPctRgb.py

@@ -53,8 +53,8 @@ def switchToolMode( self ):
       if self.batchCheck.isChecked():
         self.inFileLabel = self.label.text()
         self.outFileLabel = self.label_2.text()
-        self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory:" ) )
-        self.label_2.setText( QCoreApplication.translate( "GdalTools", "&Output directory:" ) )
+        self.label.setText( QCoreApplication.translate( "GdalTools", "&Input directory" ) )
+        self.label_2.setText( QCoreApplication.translate( "GdalTools", "&Output directory" ) )
 
         self.progressBar.show()