LibGUI: Add a timer in ProcessChooser to get processes for every 1000ms

Libraries/LibGUI/ProcessChooser.cpp

@@ -91,6 +91,34 @@ ProcessChooser::ProcessChooser(const StringView& window_title, const StringView&
  };
 
  table_view.model()->update();
+
+ m_refresh_timer = add<Core::Timer>();
+
+ m_refresh_timer->start(m_refresh_interval); // Start the timer to update the processes
+ m_refresh_timer->on_timeout = [&table_view] {
+ auto previous_selected_pid = -1; // Store the selection index to not to clear the selection upon update.
+ if (!table_view.selection().is_empty()) {
+ auto pid_as_variant = table_view.model()->data(table_view.selection().first(), GUI::Model::Role::Custom);
+ previous_selected_pid = pid_as_variant.as_i32();
+ }
+
+ table_view.model()->update();
+
+ if (previous_selected_pid == -1) {
+ return;
+ }
+
+ auto model = table_view.model();
+ auto row_count = model->row_count();
+ auto column_index = 1; // Corresponds to PID column in the table_view.
+ for (int row_index = 0; row_index < row_count; ++row_index) {
+ auto cell_index = model->index(row_index, column_index);
+ auto pid_as_variant = model->data(cell_index, GUI::Model::Role::Custom);
+ if (previous_selected_pid == pid_as_variant.as_i32()) {
+ table_view.selection().set(cell_index); // Set only if PIDs are matched.
+ }
+ }
+ };
 }
 
 ProcessChooser::~ProcessChooser()

Libraries/LibGUI/ProcessChooser.h

@@ -27,6 +27,7 @@
 #pragma once
 
 #include <LibGUI/Dialog.h>
+#include <LibCore/Timer.h>
 
 namespace GUI {
 
@@ -46,6 +47,10 @@ class ProcessChooser final : public GUI::Dialog {
  String m_window_title;
  String m_button_label;
  RefPtr<Gfx::Bitmap> m_window_icon;
+
+ bool m_refresh_enabled { true };
+ unsigned m_refresh_interval { 1000 };
+ RefPtr<Core::Timer> m_refresh_timer;
 };
 
 }