search box typing timer before searching

components/MusicTable.py

@@ -142,7 +142,7 @@ class MusicTable(QTableView):
         self.doubleClicked.connect(self.play_selected_audio_file)
         self.enterKey.connect(self.play_selected_audio_file)
         self.model2.dataChanged.connect(self.on_cell_data_changed)  # editing cells
-        self.model2.layoutChanged.connect(self.restore_scroll_position)
+        # self.model2.layoutChanged.connect(self.restore_scroll_position)
         self.horizontal_header.sectionResized.connect(self.on_header_resized)
         # Final actions
         # self.load_music_table()
@@ -674,9 +674,6 @@ class MusicTable(QTableView):
 
         hint: You get a `playlist_id` from the signal emitted from PlaylistsPane as a tuple (1,)
         """
-        debug(
-            f"load_music_table() | playlist id: \nTYPE: {type(playlist_id)}\nVALUE: {playlist_id}\n"
-        )
         self.disconnect_data_changed()
         self.disconnect_layout_changed()
         self.vertical_scroll_position = self.verticalScrollBar().value()  # type: ignore
@@ -757,16 +754,16 @@ class MusicTable(QTableView):
         # reloading the model destroys and makes new indexes
         # so we look for the new index of the current song on load
         current_song_filepath = self.get_current_song_filepath()
-        print(f"load music table current filepath: {current_song_filepath}")
+        debug(f"load_music_table() | current filepath: {current_song_filepath}")
         for row in range(self.model2.rowCount()):
             real_index = self.model2.index(
                 row, self.headers.user_fields.index("filepath")
             )
             if real_index.data() == current_song_filepath:
-                print("is it true?")
-                print(f"{real_index.data()} == {current_song_filepath}")
-                print("load music table real index:")
-                print(real_index)
+                # print("is it true?")
+                # print(f"{real_index.data()} == {current_song_filepath}")
+                # print("load music table real index:")
+                # print(real_index)
                 self.current_song_qmodel_index = real_index
         self.model2.layoutChanged.emit()  # emits a signal that the view should be updated
         self.playlistStatsSignal.emit(f"Songs: {row_count} | Total time: {total_time}")

components/SearchLineEdit.py

@@ -1,3 +1,4 @@
+from PyQt5.QtCore import QTimer, pyqtSignal
 from PyQt5.QtWidgets import QLineEdit
 
 """
@@ -14,9 +15,15 @@ in MusicTable.py, when Ctrl+F is pressed, the line edit gets hidden or visible
 
 
 class SearchLineEdit(QLineEdit):
+    textTypedSignal = pyqtSignal(str)
+
     def __init__(self, parent=None):
         super().__init__(parent)
         self.setVisible(False)
+        self.timer = QTimer(self)
+        self.timer.setSingleShot(True)
+        self.timer.timeout.connect(self.on_typing_stopped)
+        self.textChanged.connect(self.on_text_changed)
 
     def toggle_visibility(self) -> bool:
         """
@@ -33,10 +40,10 @@ class SearchLineEdit(QLineEdit):
             self.setText(None)
             return False
 
-    # def toggle_visibility(self):
-    # if self.is_hidden:
-    #     self.button.setVisible(True)
-    #     self.is_hidden = False
-    # else:
-    #     self.button.setVisible(False)
-    #     self.is_hidden = True
+    def on_text_changed(self):
+        """Reset a timer each time text is changed"""
+        self.timer.start(300)
+
+    def on_typing_stopped(self):
+        """When timer reaches end, emit the text that is currently entered"""
+        self.textTypedSignal.emit(self.text())

main.py

@@ -67,6 +67,7 @@ from components import (
     AudioVisualizer,
     CreatePlaylistWindow,
     ExportPlaylistWindow,
+    SearchLineEdit,
 )
 from utils.get_album_art import get_album_art
 
@@ -266,14 +267,14 @@ class ApplicationWindow(QMainWindow, Ui_MainWindow):
         self.lineEditSearch: QLineEdit
 
         ## CONNECTIONS
-        self.lineEditSearch.textChanged.connect(self.handle_search_box_text)
+        self.lineEditSearch.textTypedSignal.connect(self.handle_search_box_text)
         # tableView
         self.tableView.playSignal.connect(self.play_audio_file)
         self.tableView.playPauseSignal.connect(
             self.on_play_clicked
         )  # Spacebar toggle play/pause signal
         self.tableView.handleProgressSignal.connect(self.handle_progress)
-        self.tableView.searchBoxSignal.connect(self.handle_search_box)
+        self.tableView.searchBoxSignal.connect(self.handle_search_box_visibility)
         self.tableView.playlistStatsSignal.connect(
             self.set_permanent_status_bar_message
         )
@@ -489,7 +490,7 @@ class ApplicationWindow(QMainWindow, Ui_MainWindow):
         else:
             self.status_bar.showMessage(message)
 
-    def handle_search_box(self):
+    def handle_search_box_visibility(self):
         """show or hide the searchbox"""
         visible = self.lineEditSearch.toggle_visibility()
         if visible: