Re-Created branch form 0, to avoid conflicts

src/Mod/Plot/plotSave/TaskPanel.py

@@ -0,0 +1,149 @@
+#***************************************************************************
+#*																		 *
+#*   Copyright (c) 2011, 2012											  *  
+#*   Jose Luis Cercos Pita <jlcercos@gmail.com>							*  
+#*																		 *
+#*   This program is free software; you can redistribute it and/or modify  *
+#*   it under the terms of the GNU Lesser General Public License (LGPL)	*
+#*   as published by the Free Software Foundation; either version 2 of	 *
+#*   the License, or (at your option) any later version.				   *
+#*   for detail see the LICENCE text file.								 *
+#*																		 *
+#*   This program is distributed in the hope that it will be useful,	   *
+#*   but WITHOUT ANY WARRANTY; without even the implied warranty of		*
+#*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the		 *
+#*   GNU Library General Public License for more details.				  *
+#*																		 *
+#*   You should have received a copy of the GNU Library General Public	 *
+#*   License along with this program; if not, write to the Free Software   *
+#*   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+#*   USA																   *
+#*																		 *
+#***************************************************************************
+
+import os
+# FreeCAD modules
+import FreeCAD as App
+import FreeCADGui as Gui
+# Qt library
+from PyQt4 import QtGui,QtCore
+# Module
+import Plot
+from plotUtils import Paths, Translator
+
+class TaskPanel:
+	def __init__(self):
+		self.ui = Paths.modulePath() + "/plotSave/TaskPanel.ui"
+
+	def accept(self):
+		plt = Plot.getPlot()
+		if not plt:
+			msg = Translator.translate("Plot document must be selected in order to save it.")
+			App.Console.PrintError(msg+"\n")
+			return False
+		path = unicode(self.form.path.text())
+		size = (self.form.sizeX.value(), self.form.sizeY.value())
+		dpi  = self.form.dpi.value()
+		Plot.save(path, size, dpi)
+		return True
+
+	def reject(self):
+		return True
+
+	def clicked(self, index):
+		pass
+
+	def open(self):
+		pass
+
+	def needsFullSpace(self):
+		return True
+
+	def isAllowedAlterSelection(self):
+		return False
+
+	def isAllowedAlterView(self):
+		return True
+
+	def isAllowedAlterDocument(self):
+		return False
+
+	def helpRequested(self):
+		pass
+
+	def setupUi(self):
+		mw              = self.getMainWindow()
+		form            = mw.findChild(QtGui.QWidget, "TaskPanel")
+		form.path       = form.findChild(QtGui.QLineEdit, "path")
+		form.pathButton = form.findChild(QtGui.QPushButton, "pathButton")
+		form.sizeX      = form.findChild(QtGui.QDoubleSpinBox, "sizeX")
+		form.sizeY      = form.findChild(QtGui.QDoubleSpinBox, "sizeY")
+		form.dpi        = form.findChild(QtGui.QSpinBox, "dpi")
+		self.form       = form
+		self.retranslateUi()
+		QtCore.QObject.connect(form.pathButton,QtCore.SIGNAL("pressed()"),self.onPathButton)
+		QtCore.QObject.connect(Plot.getMdiArea(),QtCore.SIGNAL("subWindowActivated(QMdiSubWindow*)"),self.onMdiArea)
+		home = os.getenv('USERPROFILE') or os.getenv('HOME')
+		form.path.setText(os.path.join(home,"plot.png"))
+		self.updateUI()
+		return False
+
+	def getMainWindow(self):
+		"returns the main window"
+		# using QtGui.qApp.activeWindow() isn't very reliable because if another
+		# widget than the mainwindow is active (e.g. a dialog) the wrong widget is
+		# returned
+		toplevel = QtGui.qApp.topLevelWidgets()
+		for i in toplevel:
+			if i.metaObject().className() == "Gui::MainWindow":
+				return i
+		raise Exception("No main window found")
+
+	def retranslateUi(self):
+		""" Set user interface locale strings. 
+		"""
+		self.form.setWindowTitle(Translator.translate("Save figure"))
+		self.form.findChild(QtGui.QLabel, "sizeLabel").setText(Translator.translate("Inches"))
+		self.form.findChild(QtGui.QLabel, "dpiLabel").setText(Translator.translate("Dots per Inch"))
+
+	def updateUI(self):
+		""" Setup UI controls values if possible """
+		plt = Plot.getPlot()
+		self.form.path.setEnabled(bool(plt))
+		self.form.pathButton.setEnabled(bool(plt))
+		self.form.sizeX.setEnabled(bool(plt))
+		self.form.sizeY.setEnabled(bool(plt))
+		self.form.dpi.setEnabled(bool(plt))
+		if not plt:
+			return
+		fig = plt.fig
+		size = fig.get_size_inches()
+		dpi  = fig.get_dpi()
+		self.form.sizeX.setValue(size[0])
+		self.form.sizeY.setValue(size[1])
+		self.form.dpi.setValue(dpi)
+
+	def onPathButton(self):
+		""" Executed when path button is pressed. 
+		"""
+		path = self.form.path.text()
+		file_choices = "Portable Network Graphics (*.png)|*.png;;Portable Document Format (*.pdf)|*.pdf;;PostScript (*.ps)|*.ps;;Encapsulated PostScript (*.eps)|*.eps"
+		path = QtGui.QFileDialog.getSaveFileName(None, 'Save figure', path, file_choices)
+		if path:
+			self.form.path.setText(path)
+
+	def onMdiArea(self, subWin):
+		""" Executed when window is selected on mdi area.
+		@param subWin Selected window. 
+		"""
+		plt = Plot.getPlot()
+		if plt != subWin:
+			self.updateUI()
+
+def createTask():
+	panel = TaskPanel()
+	Gui.Control.showDialog(panel)
+	if panel.setupUi():
+		Gui.Control.closeDialog(panel)
+		return None
+	return panel