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Button for explaining the query plan

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Build a button for explaining the query plan (still todo)
This commit is contained in:
Lea Laux 2021-02-23 13:30:32 +01:00 committed by KDV Admin
parent 5daa99193a
commit 66e904a208
1 changed files with 13 additions and 4 deletions
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17
pygadmin/widgets/editor.py
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@ -98,7 +98,7 @@ class EditorWidget(QWidget, SearchReplaceParent, metaclass=MetaEditor):
self.submit_query_shortcut.activated.connect(self.check_for_valid_connection_and_execute_query_with_shortcut) self.submit_query_shortcut.activated.connect(self.check_for_valid_connection_and_execute_query_with_shortcut)
# Check for enabling and disabling of the button for submitting a query. # Check for enabling and disabling of the button for submitting a query.
self.check_enabling_of_submit_button() self.check_enabling_of_submit_and_explain_button()
# Create a button for stopping a query. # Create a button for stopping a query.
self.stop_query_button = QPushButton("Stop Query") self.stop_query_button = QPushButton("Stop Query")
@ -108,6 +108,9 @@ class EditorWidget(QWidget, SearchReplaceParent, metaclass=MetaEditor):
self.stop_query_shortcut.setEnabled(False) self.stop_query_shortcut.setEnabled(False)
self.stop_query_shortcut.activated.connect(self.stop_current_query) self.stop_query_shortcut.activated.connect(self.stop_current_query)
# TODO: Build functionality of the button
self.explain_query_button = QPushButton("Explain Query Plan")
# Set the button and the shortcut for stopping a query as disabled as default, because a query only needs to be # Set the button and the shortcut for stopping a query as disabled as default, because a query only needs to be
# stopped when a query is currently executed. # stopped when a query is currently executed.
self.set_stop_query_element_activate(False) self.set_stop_query_element_activate(False)
@ -182,6 +185,8 @@ class EditorWidget(QWidget, SearchReplaceParent, metaclass=MetaEditor):
grid_layout.addWidget(self.submit_query_button, 6, 0, 1, 4) grid_layout.addWidget(self.submit_query_button, 6, 0, 1, 4)
# Place the stop button below the submit button. # Place the stop button below the submit button.
grid_layout.addWidget(self.stop_query_button, 7, 0, 1, 4) grid_layout.addWidget(self.stop_query_button, 7, 0, 1, 4)
# Place the explain button below the stop button.
grid_layout.addWidget(self.explain_query_button, 8, 0, 1, 4)
grid_layout.setSpacing(10) grid_layout.setSpacing(10)
@ -245,7 +250,7 @@ class EditorWidget(QWidget, SearchReplaceParent, metaclass=MetaEditor):
# Check for enabling or disabling the button and the shortcut for submitting a query based on the new result of # Check for enabling or disabling the button and the shortcut for submitting a query based on the new result of
# the established connection. # the established connection.
self.check_enabling_of_submit_button() self.check_enabling_of_submit_and_explain_button()
# Update the window title to the current status of the database connection. # Update the window title to the current status of the database connection.
self.update_window_title_and_description() self.update_window_title_and_description()
@ -385,14 +390,18 @@ class EditorWidget(QWidget, SearchReplaceParent, metaclass=MetaEditor):
# Show the error in the table model and do not save the command, which caused the error. # Show the error in the table model and do not save the command, which caused the error.
self.refresh_table_model(error_result_list, save_command=False) self.refresh_table_model(error_result_list, save_command=False)
def check_enabling_of_submit_button(self): def check_enabling_of_submit_and_explain_button(self):
""" """
Check for enabling or disabling the button and the shortcut for submitting a query. There is a check for a valid Check for enabling or disabling the button and the shortcut for submitting a query. There is a check for a valid
connection with a specified function. connection with a specified function.
""" """
# Get a bool about the validity of the connection.
is_connection_valid = self.database_query_executor.is_connection_valid()
# If the connection is valid, the button is enabled. If the connection is invalid, the button is disabled. # If the connection is valid, the button is enabled. If the connection is invalid, the button is disabled.
self.submit_query_button.setEnabled(self.database_query_executor.is_connection_valid()) self.submit_query_button.setEnabled(is_connection_valid)
self.explain_query_button.setEnabled(is_connection_valid)
def check_query_status_message(self, status_message): def check_query_status_message(self, status_message):
""" """