quick open session icons now have custom overlays

qtgui/quickopensessioncontroller.py

@@ -23,15 +23,17 @@ import logging; logger = logging.getLogger(__name__); logger.info("import")
 
 #Standard Library
 
+#Third Party
+from PyQt5 import QtCore, QtGui, QtWidgets
+
 #Engine
 import engine.api as api
 from engine.config import METADATA  #includes METADATA only. No other environmental setup is executed.
 
 #QtGui
 from .descriptiontextwidget import DescriptionController
+from .resources import *
 
-#Third Party
-from PyQt5 import QtCore, QtGui, QtWidgets
 
 def nothing():
     pass
@@ -106,10 +108,10 @@ class StarterClientItem(QtWidgets.QListWidgetItem):
         else:
             getattr(self, clientDict["lastStatus"], nothing)()
 
-    def _setIconOverlay(self, status:str):
-        """https://doc.qt.io/qt-5/qstyle.html#StandardPixmap-enum"""
-        #TODO: this crashes with certain Qt Themes. It was a hack anyway. Use our own graphical overlays instead. That is prettier and works.
-        return True
+    def _deprecated_setIconOverlay(self, status:str):        
+        """Crashes on some systems with themes.
+        https://doc.qt.io/qt-5/qstyle.html#StandardPixmap-enum"""
+        
                 
         standardPixmap, enabled, removeAlpha = {
             "removed":(QtWidgets.QStyle.SP_TrashIcon, False, True),
@@ -141,6 +143,38 @@ class StarterClientItem(QtWidgets.QListWidgetItem):
             ico = self.parentController.mainWindow.programIcons[self.argodejoExec]
 
         self.setIcon(ico)
+        
+    def _setIconOverlay(self, status:str):
+        options = {
+            "removed": ":alert.svg",
+            "stopped":  ":power.svg",            
+            "hidden": ":hidden.svg",
+            "ready": ":running.svg",            
+        }
+
+        if status in options:
+            overlayPixmap = QtGui.QIcon(options[status]).pixmap(QtCore.QSize(30,30))            
+            shadow = QtGui.QIcon(options[status]).pixmap(QtCore.QSize(35,35)) #original color is black
+            
+            #Colorize overlay symbol. Painter works inplace.
+            painter = QtGui.QPainter(overlayPixmap);
+            painter.setCompositionMode(QtGui.QPainter.CompositionMode_SourceIn)
+            painter.fillRect(overlayPixmap.rect(), QtGui.QColor("cyan"))
+            painter.end()            
+            
+            icon = self.parentController.mainWindow.programIcons[self.argodejoExec]
+            pixmap = icon.pixmap(QtCore.QSize(70,70))
+
+            p = QtGui.QPainter(pixmap)
+
+            p.drawPixmap(0, -1, shadow) 
+            p.drawPixmap(2, 2, overlayPixmap) #top left corner of icon, with some padding for the shadow
+            p.end()
+            ico = QtGui.QIcon(pixmap)
+        else:
+            ico = self.parentController.mainWindow.programIcons[self.argodejoExec]
+
+        self.setIcon(ico)
 
     #Status
     def ready(self):
@@ -152,10 +186,10 @@ class StarterClientItem(QtWidgets.QListWidgetItem):
         else:
             self._setIconOverlay("ready")
             
-        self.setFlags(QtCore.Qt.ItemIsEnabled) #We can still mouseClick through parent signal when set to NoItemFlags
+        #self.setFlags(QtCore.Qt.ItemIsEnabled) 
 
     def removed(self):
-        self.setFlags(QtCore.Qt.NoItemFlags) #We can still mouseClick through parent signal when set to NoItemFlags
+        #self.setFlags(QtCore.Qt.NoItemFlags) #Black and white. We can still mouseClick through parent signal when set to NoItemFlags
         self.nsmClientDict = None #in opposite to stop
 
     def stopped(self):