improve GUI

fossils.py

@@ -27,6 +27,9 @@ class Window(QWidget, Ui_Form):
         self.runPushButton.setIcon(QIcon(':/media-seek-forward.png'))
         self.viewPushButton.setIcon(QIcon(':/video-display.png'))
 
+        self.inpFileResetPushButton.setIcon(QIcon(':/edit-undo.png'))
+        self.wrkspResetPushButton.setIcon(QIcon(':/edit-undo.png'))
+
         # read Qt settings for the application
         settings = QSettings()
         # self.restoreGeometry(settings.value("Geometry", self.saveGeometry()))
@@ -40,6 +43,12 @@ class Window(QWidget, Ui_Form):
 
     def on_runPushButton_pressed(self):
         # print("runPushButton...")
+        if not os.path.isfile(self.inpFileLineEdit.text()):
+            QMessageBox.critical(self, "Error", "Input file does not exist!")
+            return
+        if not os.path.isdir(self.wrkspLineEdit.text()):
+            QMessageBox.critical(self, "Error", "Workspace does not exist!")
+            return
         self.action = 'run'
         self.close()
 
@@ -49,13 +58,21 @@ class Window(QWidget, Ui_Form):
         self.close()
 
     def on_inpFilePushButton_pressed(self):
-        # print("inpFilePushButton...")
+        # try to set a relevant starting folder
+        default = os.path.join(os.path.dirname(__file__), 'models')
+        curfile = self.inpFileLineEdit.text()
+        if curfile:
+            curfolder = os.path.dirname(curfile)
+            if os.path.isdir(curfolder):
+                default = curfolder
+
         fname = QFileDialog.getOpenFileName(
-            None, 'Select input file', '', filter='Python File (*.py)')    
+            self, 'Select input file', default, filter='Python File (*.py)')    
         pyfile = fname[0]
         if pyfile:
             self.inpFileLineEdit.setText(QDir.toNativeSeparators(pyfile))    
 
+
     def on_inpFileEditPushButton_pressed(self):
         """Open input file with a text editor
         """
@@ -69,6 +86,9 @@ class Window(QWidget, Ui_Form):
                 subprocess.Popen([ editor, self.inpFileLineEdit.text() ])
                 break
 
+    def on_inpFileResetPushButton_pressed(self):
+        self.inpFileLineEdit.setText("")
+
     def on_wrkspExplorePushButton_pressed(self):
         """Browse workspace folder with system explorer
         """
@@ -80,6 +100,10 @@ class Window(QWidget, Ui_Form):
         if dir:
             self.wrkspLineEdit.setText(QDir.toNativeSeparators(dir))  
 
+    def on_wrkspResetPushButton_pressed(self):
+        self.wrkspLineEdit.setText("")
+
+
     def closeEvent(self, event):
         """save settings to registry and quit
         """

fossils.ui

@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>708</width>
+    <width>745</width>
     <height>154</height>
    </rect>
   </property>
@@ -18,6 +18,12 @@
     <layout class="QGridLayout" name="gridLayout">
      <item row="0" column="0">
       <widget class="QLabel" name="inpFilelabel">
+       <property name="toolTip">
+        <string>name of the python file</string>
+       </property>
+       <property name="statusTip">
+        <string/>
+       </property>
        <property name="text">
         <string>input file</string>
        </property>
@@ -28,6 +34,12 @@
      </item>
      <item row="0" column="2">
       <widget class="QToolButton" name="inpFilePushButton">
+       <property name="toolTip">
+        <string>select a python file</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
        <property name="text">
         <string>...</string>
        </property>
@@ -35,13 +47,38 @@
      </item>
      <item row="0" column="3">
       <widget class="QToolButton" name="inpFileEditPushButton">
+       <property name="toolTip">
+        <string>open a text editor</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
        <property name="text">
         <string>Edit</string>
        </property>
       </widget>
      </item>
+     <item row="0" column="4">
+      <widget class="QToolButton" name="inpFileResetPushButton">
+       <property name="toolTip">
+        <string>reset to default</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
+       <property name="text">
+        <string>Reset</string>
+       </property>
+      </widget>
+     </item>
      <item row="1" column="0">
       <widget class="QLabel" name="wrksplabel">
+       <property name="toolTip">
+        <string>folder where the results are stored</string>
+       </property>
+       <property name="statusTip">
+        <string/>
+       </property>
        <property name="text">
         <string>workspace</string>
        </property>
@@ -52,6 +89,12 @@
      </item>
      <item row="1" column="2">
       <widget class="QToolButton" name="wrkspPushButton">
+       <property name="toolTip">
+        <string>select a folder</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
        <property name="text">
         <string>...</string>
        </property>
@@ -59,11 +102,30 @@
      </item>
      <item row="1" column="3">
       <widget class="QToolButton" name="wrkspExplorePushButton">
+       <property name="toolTip">
+        <string>open the folder in the explorer</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
        <property name="text">
         <string>Explore</string>
        </property>
       </widget>
      </item>
+     <item row="1" column="4">
+      <widget class="QToolButton" name="wrkspResetPushButton">
+       <property name="toolTip">
+        <string>reset to default</string>
+       </property>
+       <property name="whatsThis">
+        <string/>
+       </property>
+       <property name="text">
+        <string>Reset</string>
+       </property>
+      </widget>
+     </item>
     </layout>
    </item>
    <item>
@@ -83,6 +145,12 @@
      </item>
      <item>
       <widget class="QPushButton" name="runPushButton">
+       <property name="toolTip">
+        <string>start the simulation!</string>
+       </property>
+       <property name="statusTip">
+        <string/>
+       </property>
        <property name="text">
         <string>Run</string>
        </property>
@@ -90,6 +158,12 @@
      </item>
      <item>
       <widget class="QPushButton" name="viewPushButton">
+       <property name="toolTip">
+        <string>read/display the results stored in the folder of the workspace</string>
+       </property>
+       <property name="statusTip">
+        <string/>
+       </property>
        <property name="text">
         <string>View</string>
        </property>

resources.qrc

@@ -5,5 +5,6 @@
     <file alias="document-open.png">pics/document-open.png</file>
     <file alias="video-display.png">pics/video-display.png</file>
     <file alias="media-seek-forward.png">pics/media-seek-forward.png</file>
+    <file alias="edit-undo.png">pics/edit-undo.png</file>
 </qresource>
 </RCC>
\ No newline at end of file

ui_fossils.py

@@ -14,44 +14,60 @@ from PyQt5 import QtCore, QtGui, QtWidgets
 class Ui_Form(object):
     def setupUi(self, Form):
         Form.setObjectName("Form")
-        Form.resize(708, 154)
+        Form.resize(745, 154)
         self.verticalLayout = QtWidgets.QVBoxLayout(Form)
         self.verticalLayout.setObjectName("verticalLayout")
         self.gridLayout = QtWidgets.QGridLayout()
         self.gridLayout.setObjectName("gridLayout")
         self.inpFilelabel = QtWidgets.QLabel(Form)
+        self.inpFilelabel.setStatusTip("")
         self.inpFilelabel.setObjectName("inpFilelabel")
         self.gridLayout.addWidget(self.inpFilelabel, 0, 0, 1, 1)
         self.inpFileLineEdit = QtWidgets.QLineEdit(Form)
         self.inpFileLineEdit.setObjectName("inpFileLineEdit")
         self.gridLayout.addWidget(self.inpFileLineEdit, 0, 1, 1, 1)
         self.inpFilePushButton = QtWidgets.QToolButton(Form)
+        self.inpFilePushButton.setWhatsThis("")
         self.inpFilePushButton.setObjectName("inpFilePushButton")
         self.gridLayout.addWidget(self.inpFilePushButton, 0, 2, 1, 1)
         self.inpFileEditPushButton = QtWidgets.QToolButton(Form)
+        self.inpFileEditPushButton.setWhatsThis("")
         self.inpFileEditPushButton.setObjectName("inpFileEditPushButton")
         self.gridLayout.addWidget(self.inpFileEditPushButton, 0, 3, 1, 1)
+        self.inpFileResetPushButton = QtWidgets.QToolButton(Form)
+        self.inpFileResetPushButton.setWhatsThis("")
+        self.inpFileResetPushButton.setObjectName("inpFileResetPushButton")
+        self.gridLayout.addWidget(self.inpFileResetPushButton, 0, 4, 1, 1)
         self.wrksplabel = QtWidgets.QLabel(Form)
+        self.wrksplabel.setStatusTip("")
         self.wrksplabel.setObjectName("wrksplabel")
         self.gridLayout.addWidget(self.wrksplabel, 1, 0, 1, 1)
         self.wrkspLineEdit = QtWidgets.QLineEdit(Form)
         self.wrkspLineEdit.setObjectName("wrkspLineEdit")
         self.gridLayout.addWidget(self.wrkspLineEdit, 1, 1, 1, 1)
         self.wrkspPushButton = QtWidgets.QToolButton(Form)
+        self.wrkspPushButton.setWhatsThis("")
         self.wrkspPushButton.setObjectName("wrkspPushButton")
         self.gridLayout.addWidget(self.wrkspPushButton, 1, 2, 1, 1)
         self.wrkspExplorePushButton = QtWidgets.QToolButton(Form)
+        self.wrkspExplorePushButton.setWhatsThis("")
         self.wrkspExplorePushButton.setObjectName("wrkspExplorePushButton")
         self.gridLayout.addWidget(self.wrkspExplorePushButton, 1, 3, 1, 1)
+        self.wrkspResetPushButton = QtWidgets.QToolButton(Form)
+        self.wrkspResetPushButton.setWhatsThis("")
+        self.wrkspResetPushButton.setObjectName("wrkspResetPushButton")
+        self.gridLayout.addWidget(self.wrkspResetPushButton, 1, 4, 1, 1)
         self.verticalLayout.addLayout(self.gridLayout)
         self.horizontalLayout_2 = QtWidgets.QHBoxLayout()
         self.horizontalLayout_2.setObjectName("horizontalLayout_2")
         spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
         self.horizontalLayout_2.addItem(spacerItem)
         self.runPushButton = QtWidgets.QPushButton(Form)
+        self.runPushButton.setStatusTip("")
         self.runPushButton.setObjectName("runPushButton")
         self.horizontalLayout_2.addWidget(self.runPushButton)
         self.viewPushButton = QtWidgets.QPushButton(Form)
+        self.viewPushButton.setStatusTip("")
         self.viewPushButton.setObjectName("viewPushButton")
         self.horizontalLayout_2.addWidget(self.viewPushButton)
         spacerItem1 = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
@@ -64,11 +80,23 @@ class Ui_Form(object):
     def retranslateUi(self, Form):
         _translate = QtCore.QCoreApplication.translate
         Form.setWindowTitle(_translate("Form", "Form"))
+        self.inpFilelabel.setToolTip(_translate("Form", "name of the python file"))
         self.inpFilelabel.setText(_translate("Form", "input file"))
+        self.inpFilePushButton.setToolTip(_translate("Form", "select a python file"))
         self.inpFilePushButton.setText(_translate("Form", "..."))
+        self.inpFileEditPushButton.setToolTip(_translate("Form", "open a text editor"))
         self.inpFileEditPushButton.setText(_translate("Form", "Edit"))
+        self.inpFileResetPushButton.setToolTip(_translate("Form", "reset to default"))
+        self.inpFileResetPushButton.setText(_translate("Form", "Reset"))
+        self.wrksplabel.setToolTip(_translate("Form", "folder where the results are stored"))
         self.wrksplabel.setText(_translate("Form", "workspace"))
+        self.wrkspPushButton.setToolTip(_translate("Form", "select a folder"))
         self.wrkspPushButton.setText(_translate("Form", "..."))
+        self.wrkspExplorePushButton.setToolTip(_translate("Form", "open the folder in the explorer"))
         self.wrkspExplorePushButton.setText(_translate("Form", "Explore"))
+        self.wrkspResetPushButton.setToolTip(_translate("Form", "reset to default"))
+        self.wrkspResetPushButton.setText(_translate("Form", "Reset"))
+        self.runPushButton.setToolTip(_translate("Form", "start the simulation!"))
         self.runPushButton.setText(_translate("Form", "Run"))
+        self.viewPushButton.setToolTip(_translate("Form", "read/display the results stored in the folder of the workspace"))
         self.viewPushButton.setText(_translate("Form", "View"))