Add preview image to lilypond properties and metadata

engine/items.py

@@ -1674,7 +1674,8 @@ class Chord(Item):
             midipitch = pitchmath.toMidi[note.pitch]
             onOffset, offOffset = note.duration.noteOnAndOff(trackState, note.duration.completeDuration())
 
-            if note.pitch in trackState.EXPORTtiedNoteExportObjectsWaitingForClosing: #this is the last or the middle in a tied note sequence (but not the first).
+            if note.pitch in trackState.EXPORTtiedNoteExportObjectsWaitingForClosing:
+                #this is the last or the middle in a tied note sequence (but not the first).
                 exportNoteList.append(note.exportObject(trackState))
                 if not note.pitch in trackState.EXPORTtiedNoteExportObjectsWaitingForClosing:  #AGAIN! if this changed after exportObject it means this was the last note in a tied sequence
                     #Export the missing note off (see below in this loop)

qtgui/resources/resources.qrc

@@ -1,8 +1,9 @@
 <!DOCTYPE RCC><RCC version="1.0">
-<qresource>    
+<qresource>
     <file alias="aboutlogo.png">../../desktop/images/aboutlogo.png</file>
     <file alias="favicon.png">../../desktop/images/favicon.png</file>
-    <file>translations/de.qm</file>    
+    <file>lilypond-metadata-preview.png</file>
+    <file>translations/de.qm</file>
     <file>svg/accidentalsDoublesharp.svg</file>
     <file>svg/accidentalsFlatFlat.svg</file>
     <file>svg/accidentalsFlat.svg</file>
@@ -48,5 +49,3 @@
     <file>svg/scriptsStaccato.svg</file>
 </qresource>
 </RCC>
-
-

qtgui/submenus.py

@@ -83,13 +83,13 @@ class CombinedTickWidget(QtWidgets.QFrame):
         self.valueChanged = self.upbeatSpinBox.valueChanged
 
     def setMinimum(self, value):
-        self.upbeatSpinBox.setMinimum(value)
+        self.upbeatSpinBox.setMinimum(int(value))
 
     def setMaximum(self, value):
-        self.upbeatSpinBox.setMaximum(value)
+        self.upbeatSpinBox.setMaximum(int(value))
 
     def setValue(self, value):
-        self.upbeatSpinBox.setValue(value)
+        self.upbeatSpinBox.setValue(int(value))
 
     def value(self):
         """Make this widget behave like a spinbox signal"""
@@ -97,7 +97,7 @@ class CombinedTickWidget(QtWidgets.QFrame):
 
     def callClickWidgetForUpbeat(self):
         dialog = TickWidget(self, initValue = self.upbeatSpinBox.value())
-        self.upbeatSpinBox.setValue(dialog.ui.ticks.value())
+        self.upbeatSpinBox.setValue(int(dialog.ui.ticks.value()))
 
 class TickWidget(QtWidgets.QDialog):
     def __init__(self, mainWindow, initValue = 0):
@@ -420,7 +420,7 @@ class TransposeMenu(Submenu):
 class SecondaryProperties(Submenu):
     def __init__(self, mainWindow):
         """Directly edits the backend score meta data. There is no api and no callbacks"""
-        super().__init__(mainWindow, translate("submenus", "Meta Data"), hasOkCancelButtons=True)
+        super().__init__(mainWindow, translate("submenus", "Lilypond Properties and Metada"), hasOkCancelButtons=True)
 
         dictionary = api.getMetadata() #Do not confuse with template/config METADATA. This is Lilypond title, composer etc.
 
@@ -442,6 +442,8 @@ class SecondaryProperties(Submenu):
             if not key in importantKeys:
                 self.layout.addRow(key.title(), widget)
 
+        self.dynamicLabel.setText("<img src=':lilypond-metadata-preview.png'>")
+
         self.__call__()
 
     def process(self):

template/documentation/readme.template

@@ -36,6 +36,7 @@ It is possible to clone a git repository.
 ## Dependencies
 * Python 3.6 (maybe earlier)
 * PyQt5 for Python 3
+* PyQt OpenGL and SVG modules, if they are separated in your distribution
 * DejaVu Sans Sarif TTF (Font) (recommended, but not technically necessary)
 * libcalfbox-lss  https://git.laborejo.org/lss/libcalfbox-lss