Re-Created branch form 0, to avoid conflicts

src/Mod/Plot/plotPositions/TaskPanel.py

@@ -0,0 +1,223 @@
+#***************************************************************************
+#*																		 *
+#*   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																   *
+#*																		 *
+#***************************************************************************
+
+# 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() + "/plotPositions/TaskPanel.ui"
+		self.skip  = False
+		self.item  = 0
+		self.names = []
+		self.objs  = []
+		self.plt   = None
+
+	def accept(self):
+		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.items      = form.findChild(QtGui.QListWidget, "items")
+		form.x          = form.findChild(QtGui.QDoubleSpinBox, "x")
+		form.y          = form.findChild(QtGui.QDoubleSpinBox, "y")
+		form.s          = form.findChild(QtGui.QDoubleSpinBox, "size")
+		self.form       = form
+		self.retranslateUi()
+		self.updateUI()
+		QtCore.QObject.connect(form.items,  QtCore.SIGNAL("currentRowChanged(int)"),self.onItem)
+		QtCore.QObject.connect(form.x,      QtCore.SIGNAL("valueChanged(double)"),self.onData)
+		QtCore.QObject.connect(form.y,      QtCore.SIGNAL("valueChanged(double)"),self.onData)
+		QtCore.QObject.connect(form.s,      QtCore.SIGNAL("valueChanged(double)"),self.onData)
+		QtCore.QObject.connect(Plot.getMdiArea(),QtCore.SIGNAL("subWindowActivated(QMdiSubWindow*)"),self.onMdiArea)
+		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("Set positions and sizes"))
+		self.form.findChild(QtGui.QLabel, "posLabel").setText(Translator.translate("Position"))
+		self.form.findChild(QtGui.QLabel, "sizeLabel").setText(Translator.translate("Size"))
+
+	def onItem(self, row):
+		""" Executed when selected item is modified. """
+		# Get selected item
+		self.item = row
+		# Call to update
+		self.updateUI()
+
+	def onData(self, value):
+		""" Executed when selected item data is modified. """
+		plt = Plot.getPlot()
+		if not plt:
+			self.updateUI()
+			return
+		if not self.skip:
+			self.skip = True
+			name = self.names[self.item]
+			obj  = self.objs[self.item]
+			x = self.form.x.value()
+			y = self.form.y.value()
+			s = self.form.s.value()
+			# x/y labels only have one position control
+			if name.find('x label') >= 0:
+				self.form.y.setValue(x)
+			elif name.find('y label') >= 0:
+				self.form.x.setValue(y)
+			# title and labels only have one size control
+			if name.find('title') >= 0 or name.find('label') >= 0:
+				obj.set_position((x,y))
+				obj.set_size(s)
+			# legend have all controls
+			else:
+				Plot.legend(plt.legend, (x,y), s)
+			plt.update()
+			self.skip = False
+
+	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 updateUI(self):
+		""" Setup UI controls values if possible """
+		plt = Plot.getPlot()
+		self.form.items.setEnabled(bool(plt))
+		self.form.x.setEnabled(bool(plt))
+		self.form.y.setEnabled(bool(plt))
+		self.form.s.setEnabled(bool(plt))
+		if not plt:
+			self.plt = plt
+			self.form.items.clear()
+			return
+		# Refill items list only if Plot instance have been changed
+		if self.plt != plt:
+			self.plt = plt
+			self.plt.update() # Update plot in order to put legend in correct place
+			self.setList()
+		# Get data for controls
+		name = self.names[self.item]
+		obj  = self.objs[self.item]
+		if name.find('title') >= 0 or name.find('label') >= 0:
+			p = obj.get_position()
+			x = p[0]
+			y = p[1]
+			s = obj.get_size()
+			if name.find('x label') >= 0:
+				self.form.y.setEnabled(False)
+				self.form.y.setValue(x)
+			elif name.find('y label') >= 0:
+				self.form.x.setEnabled(False)
+				self.form.x.setValue(y)
+		else:
+			x = plt.legPos[0]
+			y = plt.legPos[1]
+			s = obj.get_texts()[-1].get_fontsize()
+		# Send it to controls
+		self.form.x.setValue(x)
+		self.form.y.setValue(y)
+		self.form.s.setValue(s)
+
+	def setList(self):
+		""" Setup UI controls values if possible """
+		# Clear lists
+		self.names = []
+		self.objs  = []
+		# Fill lists with available objects
+		if self.plt:
+			# Axes data
+			for i in range(0,len(self.plt.axesList)):
+				ax = self.plt.axesList[i]
+				# Each axes have title, xaxis and yaxis
+				self.names.append('title (axes %d)' % (i))
+				self.objs.append(ax.title)
+				self.names.append('x label (axes %d)' % (i))
+				self.objs.append(ax.xaxis.get_label())
+				self.names.append('y label (axes %d)' % (i))
+				self.objs.append(ax.yaxis.get_label())
+			# Legend if exist
+			ax = self.plt.axesList[-1]
+			if ax.legend_:
+				self.names.append('legend')
+				self.objs.append(ax.legend_)
+		# Send list to widget
+		self.form.items.clear()
+		for name in self.names:
+			self.form.items.addItem(name)
+		# Ensure that selected item is correct
+		if self.item >= len(self.names):
+			self.item = len(self.names)-1
+			self.form.items.setCurrentIndex(self.item)
+
+def createTask():
+	panel = TaskPanel()
+	Gui.Control.showDialog(panel)
+	if panel.setupUi():
+		Gui.Control.closeDialog(panel)
+		return None
+	return panel