From 9feb6887103d8066c24a1dc9d12ae2b62a506abc Mon Sep 17 00:00:00 2001
From: Zsolt Kovari <zsolt@kovaridev.com>
Date: Mon, 21 Feb 2022 10:41:17 +0100
Subject: [PATCH] Add InstantTooltipEventFilter

---
 demo.py             |  3 +++
 qthandy/filter.py   | 18 ++++++++++++++++++
 test/test_filter.py | 15 +++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 qthandy/filter.py
 create mode 100644 test/test_filter.py

diff --git a/demo.py b/demo.py
index 5881043..a4ba2d5 100644
--- a/demo.py
+++ b/demo.py
@@ -4,6 +4,7 @@
 from qtpy.QtWidgets import QMainWindow, QApplication, QWidget
 
 from qthandy import underline, bold, vbox, btn_popup_menu, ask_confirmation
+from qthandy.filter import InstantTooltipEventFilter
 
 
 class MainWindow(QMainWindow):
@@ -19,6 +20,8 @@ def __init__(self, parent=None):
         bold(self.lbl)
 
         self.btnWithMenu = QPushButton('Btn with menu')
+        self.btnWithMenu.setToolTip('Test tooltip')
+        self.btnWithMenu.installEventFilter(InstantTooltipEventFilter(self.btnWithMenu))
 
         menu = QMenu(self.btnWithMenu)
         menu.addAction('Test', lambda: ask_confirmation('Test'))
diff --git a/qthandy/filter.py b/qthandy/filter.py
new file mode 100644
index 0000000..ce839a8
--- /dev/null
+++ b/qthandy/filter.py
@@ -0,0 +1,18 @@
+from qtpy.QtCore import QObject, QEvent
+from qtpy.QtGui import QCursor
+from qtpy.QtWidgets import QWidget, QToolTip
+
+
+class InstantTooltipEventFilter(QObject):
+    def __init__(self, parent=None):
+        super(InstantTooltipEventFilter, self).__init__(parent)
+
+    def eventFilter(self, watched: QObject, event: QEvent) -> bool:
+        print('event')
+        if isinstance(watched, QWidget) and event.type() == QEvent.Enter:
+            print('show')
+            QToolTip.showText(QCursor.pos(), watched.toolTip())
+        elif event.type() == QEvent.Leave:
+            QToolTip.hideText()
+
+        return super(InstantTooltipEventFilter, self).eventFilter(watched, event)
diff --git a/test/test_filter.py b/test/test_filter.py
new file mode 100644
index 0000000..3dd4333
--- /dev/null
+++ b/test/test_filter.py
@@ -0,0 +1,15 @@
+from qtpy.QtWidgets import QPushButton, QToolTip
+
+from qthandy.filter import InstantTooltipEventFilter
+
+
+def test_instant_tooltip(qtbot):
+    btn = QPushButton('Button')
+    qtbot.addWidget(btn)
+    btn.show()
+
+    btn.setToolTip('Test button')
+    btn.installEventFilter(InstantTooltipEventFilter(btn))
+    qtbot.mouseMove(btn)
+
+    assert QToolTip.isVisible()