feat: widget_hierarchy.py tool to inspect hierarchy of the widget

2025-07-14 03:31:50 +02:00 · 2023-10-25 16:48:32 +02:00
parent 2b29b6cfe2
commit cda8daeb35
1 changed files with 119 additions and 0 deletions
--- a/bec_widgets/qt_utils/widget_hierarchy.py
+++ b/bec_widgets/qt_utils/widget_hierarchy.py
@ -0,0 +1,119 @@
+from PyQt5.QtWidgets import (
+    QTabWidget,
+    QLineEdit,
+    QComboBox,
+    QTableWidget,
+    QSpinBox,
+    QDoubleSpinBox,
+    QTableWidgetItem,
+)
+
+
+def print_widget_hierarchy(widget, indent: int = 0):
+    """
+    Print the widget hierarchy to the console.
+    Args:
+        widget: Widget to print the hierarchy of.
+        indent(int): Level of indentation.
+
+    """
+    print("  " * indent + f"{widget.__class__.__name__} ({widget.objectName()})")
+    for child in widget.children():
+        print_widget_hierarchy(child, indent + 1)
+
+
+def export_config_to_dict(
+    widget, config: dict = None, indent: int = 0, grab_values=False, print_hierarchy=False
+) -> dict:
+    """
+    Export the widget hierarchy to a dictionary.
+    Args:
+        widget: widget to export the hierarchy of.
+        config(dict,optional): Dictionary to export the hierarchy to.
+        indent(int): Level of indentation.
+        grab_values(bool): Whether to grab the values of the widgets.
+        print_hierarchy(bool): Whether to print the hierarchy to the console.
+
+    Returns:
+        config(dict): Dictionary containing the widget hierarchy.
+    """
+    if config is None:
+        config = {}
+    widget_info = f"{widget.__class__.__name__} ({widget.objectName()})"
+    config[widget_info] = {}
+    if isinstance(widget, QTabWidget):
+        config[widget_info]["currentIndex"] = widget.currentIndex()
+    if grab_values:
+        if isinstance(widget, QLineEdit):
+            config[widget_info]["text"] = widget.text()
+        elif isinstance(widget, QComboBox):
+            config[widget_info]["currentIndex"] = widget.currentIndex()
+        elif isinstance(widget, QTableWidget):
+            config[widget_info]["tableData"] = [
+                [
+                    widget.item(row, col).text() if widget.item(row, col) else ""
+                    for col in range(widget.columnCount())
+                ]
+                for row in range(widget.rowCount())
+            ]
+        elif isinstance(widget, QSpinBox):
+            config[widget_info]["value"] = widget.value()
+        elif isinstance(widget, QDoubleSpinBox):
+            config[widget_info]["value"] = widget.value()
+
+    if print_hierarchy:
+        extra_info = ""
+        if grab_values:
+            if isinstance(widget, QLineEdit):
+                extra_info = f" [text: {widget.text()}]"
+            elif isinstance(widget, QComboBox):
+                extra_info = f" [currentIndex: {widget.currentIndex()}]"
+            elif isinstance(widget, QTableWidget):
+                extra_info = f" [tableData: {config[widget_info]['tableData']}]"
+            elif isinstance(widget, QSpinBox):
+                extra_info = f" [value: {widget.value()}]"
+            elif isinstance(widget, QDoubleSpinBox):
+                extra_info = f" [value: {widget.value()}]"
+        print("  " * indent + f"{widget_info}{extra_info}")
+
+    for child in widget.children():
+        export_config_to_dict(
+            child,
+            config=config,
+            indent=indent + 1,
+            grab_values=grab_values,
+            print_hierarchy=print_hierarchy,
+        )
+    return config
+
+
+def import_config_from_dict(widget, config, grab_values=False):  # TODO decide if useful
+    widget_name = f"{widget.__class__.__name__} ({widget.objectName()})"
+    widget_config = config.get(widget_name, {})
+    for child in widget.children():
+        child_name = f"{child.__class__.__name__} ({child.objectName()})"
+        child_config = widget_config.get(child_name)
+        if child_config is not None:
+            if isinstance(child, QTabWidget):
+                child.setCurrentIndex(child_config.get("currentIndex", 0))
+                for i in range(child.count()):
+                    tab = child.widget(i)
+                    import_config_from_dict(tab, widget_config, grab_values)
+            else:
+                import_config_from_dict(child, widget_config, grab_values)
+
+            if grab_values:
+                if isinstance(child, QLineEdit):
+                    child.setText(child_config.get("text", ""))
+                elif isinstance(child, QComboBox):
+                    child.setCurrentIndex(child_config.get("currentIndex", 0))
+                elif isinstance(child, QTableWidget):
+                    table_values = child_config.get("tableValues", [])
+                    for row, row_values in enumerate(table_values):
+                        for col, value in enumerate(row_values):
+                            item = QTableWidgetItem(str(value))
+                            child.setItem(row, col, item)
+                elif isinstance(child, QSpinBox):
+                    child.setValue(child_config.get("value", 0))
+                elif isinstance(child, QDoubleSpinBox):
+                    child.setValue(child_config.get("value", 0.0))