From: Niki Roo <niki@nikiroo.be>
Date: Thu, 27 Mar 2025 18:08:50 +0000 (+0100)
Subject: qt utils: some fixes
X-Git-Url: http://git.nikiroo.be/?a=commitdiff_plain;h=1da88a25c5afc86972aaf21cc51c3e609db25ac1;p=gamiki.git

qt utils: some fixes
---

diff --git a/gamiki/qt/utils.py b/gamiki/qt/utils.py
index 872168e..e39c26f 100644
--- a/gamiki/qt/utils.py
+++ b/gamiki/qt/utils.py
@@ -17,23 +17,31 @@ def start(startable):
     pool.start(worker)
 
 def setBg(widget: QWidget, color: str):
-    if (";" in color):
+    if (color) and (";" in color):
         raise RuntimeException("No colour can contain a `;'")
 
-    if (color):
+    if (color):                      # given color
         bg = ("background-color: " + color + ";")
-    elif hasattr(widget, "bgColor"):
-        bg = ("background-color: " + widget.bgColor + ";")
-    else:
+    elif (color == ""):              # "" = no color
         bg = ""
+    elif hasattr(widget, "bgColor"): # None = previous color (if any)
+        bg = ("background-color: " + widget.bgColor + ";")
+    else:                            # None + no previous color: no change
+        bg = None
 
     changed = False
     attribs = widget.styleSheet().split(";")
     for i, attr in enumerate(attribs):
         if (attr.strip().startswith("background-color:")):
-            attribs[i] = bg if color else ""
+            if (not hasattr(widget, "bgColor")):
+                widget.bgColor = attribs[i]
+            if (bg != None):
+                attribs[i] = bg
             changed = True
-    if (not changed) and (color):
+    
+    if (not hasattr(widget, "bgColor")):
+        widget.bgColor = ""
+    if (not changed) and (bg):
         attribs.append(bg)
     
     widget.setStyleSheet(";".join(attribs) + ";")
@@ -49,6 +57,7 @@ def addOverlay(self: QWidget, target: QWidget):
         overlay.setParent(target)
         overlay.move(0, 0)
         overlay.bgColor = "rgba(0, 0, 0, 0)"
+        setBg(overlay, None)
 
         self.overlay.append(overlay)
 
@@ -62,7 +71,7 @@ def fixColor(widget: QWidget):
     elif (widget.selected):
         bg = "rgba(0, 0, 100, 60)"
     else:
-        bg = ""
+        bg = None
 
     for overlay in widget.overlay:
         setBg(overlay, bg)
@@ -71,64 +80,40 @@ def makeMouseAware(self: QWidget, targets: list[QWidget]):
     for target in targets:
         addOverlay(self, target)
     
-    if (hasattr(self, "resizeEvent")):
-        self._resizeEvent = self.resizeEvent
-    
     def resize(event):
-        if (hasattr(self, "_resizeEvent")): 
-            self._resizeEvent(event)
-        else: 
-            self.super().resizeEvent(event)
+        resize.super(self, event)
         for widget in self.overlay:
             widget.setFixedSize(widget.parent().size())
+    resize.super = self.__class__.resizeEvent
     self.resizeEvent = resize
     
-    if (hasattr(self, "enterEvent")): 
-        self._enterEvent = self.enterEvent
-    if (hasattr(self, "leaveEvent")): 
-        self._leaveEvent = self.leaveEvent
-    if (hasattr(self, "mousePressEvent")): 
-        self._mousePressEvent = self.mousePressEvent
-    if (hasattr(self, "mouseReleaseEvent")):
-        self._mouseReleaseEvent = self.mouseReleaseEvent
-    
     def enter(event):
         self.hovered = True
         fixColor(self)
-        if (hasattr(self, "_enterEvent")): 
-            self._enterEvent(event)
-        else: 
-            self.super().enterEvent(event)
+        enter.super(self, event)
+    enter.super = self.__class__.enterEvent
     self.enterEvent = enter
 
     def leave(event):
         self.hovered = False
         fixColor(self)
-        if (hasattr(self, "_leaveEvent")): 
-            self._leaveEvent(event)
-        else: 
-            self.super().leaveEvent(event)
+        leave.super(self, event)
+    leave.super = self.__class__.leaveEvent
     self.leaveEvent = leave
 
     def mousePress(event):
         if event.button() == Qt.LeftButton:
             self.clicked = True
             fixColor(self)
-        if (hasattr(self, "_mousePressEvent")): 
-            self._mousePressEvent(event)
-        else: 
-            self.super().mousePressEvent(event)
+        mousePress.super(self, event)
+    mousePress.super = self.__class__.mousePressEvent
     self.mousePressEvent = mousePress
 
     def mouseRelease(event):
         if event.button() == Qt.LeftButton:
             self.clicked = False
             fixColor(self)
-        if (hasattr(self, "_mouseReleaseEvent")): 
-            self._mouseReleaseEvent(event)
-        else: 
-            self.super().mouseReleaseEvent(event)
+        mouseRelease.super(self, event)
+    mouseRelease.super = self.__class__.mouseReleaseEvent
     self.mouseReleaseEvent = mouseRelease
 
-if __name__ == "__main__":
-    print("ok")