DevTools+LibGUI: Make ProcessChooser a general Dialog in LibGUI

Moves ProcessChooser and RunningProcessesModel to LibGUI and
generalizes their construction for use by other apps. Updates
Profiler to reflect the change and use its new icons.

DevTools/Profiler/CMakeLists.txt

@@ -1,11 +1,9 @@
 set(SOURCES
     DisassemblyModel.cpp
     main.cpp
-    ProcessChooser.cpp
     Profile.cpp
     ProfileModel.cpp
     ProfileTimelineWidget.cpp
-    RunningProcessesModel.cpp
 )
 
 serenity_bin(Profiler)

DevTools/Profiler/main.cpp

@@ -24,13 +24,13 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "ProcessChooser.h"
 #include "Profile.h"
 #include "ProfileTimelineWidget.h"
 #include <LibCore/ArgsParser.h>
 #include <LibCore/ElapsedTimer.h>
 #include <LibCore/EventLoop.h>
 #include <LibCore/Timer.h>
+#include <LibGUI/AboutDialog.h>
 #include <LibGUI/Action.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/BoxLayout.h>
@@ -41,6 +41,7 @@
 #include <LibGUI/MenuBar.h>
 #include <LibGUI/MessageBox.h>
 #include <LibGUI/Model.h>
+#include <LibGUI/ProcessChooser.h>
 #include <LibGUI/Splitter.h>
 #include <LibGUI/TableView.h>
 #include <LibGUI/TreeView.h>
@@ -59,6 +60,7 @@ int main(int argc, char** argv)
     args_parser.parse(argc, argv, false);
 
     auto app = GUI::Application::construct(argc, argv);
+    auto app_icon = GUI::Icon::default_icon("app-profiler");
 
     const char* path = nullptr;
     if (argc != 2) {
@@ -79,6 +81,7 @@ int main(int argc, char** argv)
     auto window = GUI::Window::construct();
     window->set_title("Profiler");
     window->set_rect(100, 100, 800, 600);
+    window->set_icon(app_icon.bitmap_for_size(16));
 
     auto& main_widget = window->set_main_widget<GUI::Widget>();
     main_widget.set_fill_with_background_color(true);
@@ -118,6 +121,11 @@ int main(int argc, char** argv)
     percent_action->set_checked(false);
     view_menu.add_action(percent_action);
 
+    auto& help_menu = menubar->add_menu("Help");
+    help_menu.add_action(GUI::Action::create("About", [&](auto&) {
+        GUI::AboutDialog::show("Profiler", app_icon.bitmap_for_size(32), window);
+    }));
+
     app->set_menubar(move(menubar));
 
     window->show();
@@ -128,6 +136,7 @@ bool prompt_to_stop_profiling()
 {
     auto window = GUI::Window::construct();
     window->set_title("Profiling");
+    window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
     Gfx::IntRect window_rect { 0, 0, 320, 200 };
     window_rect.center_within(GUI::Desktop::the().rect());
     window->set_rect(window_rect);
@@ -154,7 +163,7 @@ bool prompt_to_stop_profiling()
 bool generate_profile(pid_t pid)
 {
     if (!pid) {
-        auto process_chooser = Profiler::ProcessChooser::construct();
+        auto process_chooser = GUI::ProcessChooser::construct("Profiler", "Profile", Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
         if (process_chooser->exec() == GUI::Dialog::ExecCancel)
             return false;
         pid = process_chooser->pid();

Libraries/LibGUI/CMakeLists.txt

@@ -51,9 +51,11 @@ set(SOURCES
     MultiView.cpp
     Notification.cpp
     Painter.cpp
+    ProcessChooser.cpp
     ProgressBar.cpp
     RadioButton.cpp
     ResizeCorner.cpp
+    RunningProcessesModel.cpp
     ScrollableWidget.cpp
     ScrollBar.cpp
     Shortcut.cpp

Libraries/LibGUI/ProcessChooser.cpp

@@ -24,46 +24,58 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "ProcessChooser.h"
-#include "RunningProcessesModel.h"
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Button.h>
 #include <LibGUI/Desktop.h>
 #include <LibGUI/MessageBox.h>
+#include <LibGUI/ProcessChooser.h>
+#include <LibGUI/RunningProcessesModel.h>
 #include <LibGUI/SortingProxyModel.h>
 #include <LibGUI/TableView.h>
 
-namespace Profiler {
+namespace GUI {
 
-ProcessChooser::ProcessChooser(GUI::Window* parent_window)
+ProcessChooser::ProcessChooser(const StringView& window_title, const StringView& button_label, const Gfx::Bitmap* window_icon, GUI::Window* parent_window)
     : Dialog(parent_window)
+    , m_window_title(window_title)
+    , m_button_label(button_label)
+    , m_window_icon(window_icon)
 {
-    build();
-}
+    set_title(m_window_title);
 
-void ProcessChooser::build()
-{
-    set_title("Profiler");
-    Gfx::IntRect window_rect { 0, 0, 480, 360 };
+    if (m_window_icon)
+        set_icon(m_window_icon);
+    else if (parent_window)
+        set_icon(parent_window->icon());
+
+    Gfx::IntRect window_rect { 0, 0, 300, 340 };
     window_rect.center_within(GUI::Desktop::the().rect());
     set_rect(window_rect);
 
     auto& widget = set_main_widget<GUI::Widget>();
     widget.set_fill_with_background_color(true);
     widget.set_layout<GUI::VerticalBoxLayout>();
+    widget.layout()->set_margins({ 0, 0, 0, 2 });
+
     auto& table_view = widget.add<GUI::TableView>();
-    auto sorting_model = GUI::SortingProxyModel::create(Profiler::RunningProcessesModel::create());
+    auto sorting_model = GUI::SortingProxyModel::create(RunningProcessesModel::create());
     sorting_model->set_sort_role(GUI::Model::Role::Display);
-    sorting_model->set_key_column_and_sort_order(Profiler::RunningProcessesModel::Column::PID, GUI::SortOrder::Descending);
+    sorting_model->set_key_column_and_sort_order(RunningProcessesModel::Column::PID, GUI::SortOrder::Descending);
     table_view.set_model(sorting_model);
+
     auto& button_container = widget.add<GUI::Widget>();
     button_container.set_preferred_size(0, 30);
     button_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
     button_container.set_layout<GUI::HorizontalBoxLayout>();
-    auto& profile_button = button_container.add<GUI::Button>("Profile");
-    profile_button.on_click = [&](auto) {
+    button_container.layout()->set_margins({ 0, 0, 4, 0 });
+    button_container.layout()->add_spacer();
+
+    auto& select_button = button_container.add<GUI::Button>(m_button_label);
+    select_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
+    select_button.set_preferred_size(80, 24);
+    select_button.on_click = [&](auto) {
         if (table_view.selection().is_empty()) {
-            GUI::MessageBox::show(this, "No process selected!", "Profiler", GUI::MessageBox::Type::Error);
+            GUI::MessageBox::show(this, "No process selected!", m_window_title, GUI::MessageBox::Type::Error);
             return;
         }
         auto index = table_view.selection().first();
@@ -72,6 +84,8 @@ void ProcessChooser::build()
         done(ExecOK);
     };
     auto& cancel_button = button_container.add<GUI::Button>("Cancel");
+    cancel_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
+    cancel_button.set_preferred_size(80, 24);
     cancel_button.on_click = [this](auto) {
         done(ExecCancel);
     };
@@ -79,4 +93,8 @@ void ProcessChooser::build()
     table_view.model()->update();
 }
 
+ProcessChooser::~ProcessChooser()
+{
+}
+
 }

Libraries/LibGUI/ProcessChooser.h

@@ -28,20 +28,24 @@
 
 #include <LibGUI/Dialog.h>
 
-namespace Profiler {
+namespace GUI {
 
 class ProcessChooser final : public GUI::Dialog {
     C_OBJECT(ProcessChooser);
 
 public:
+    virtual ~ProcessChooser() override;
+
     pid_t pid() const { return m_pid; }
 
 private:
-    ProcessChooser(GUI::Window* parent_window = nullptr);
-
-    void build();
+    ProcessChooser(const StringView& window_title = "Process Chooser", const StringView& button_label = "Select", const Gfx::Bitmap* window_icon = nullptr, GUI::Window* parent_window = nullptr);
 
     pid_t m_pid { 0 };
+
+    String m_window_title;
+    String m_button_label;
+    RefPtr<Gfx::Bitmap> m_window_icon;
 };
 
 }

Libraries/LibGUI/RunningProcessesModel.cpp

@@ -24,11 +24,11 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "RunningProcessesModel.h"
 #include <AK/SharedBuffer.h>
 #include <LibCore/ProcessStatisticsReader.h>
+#include <LibGUI/RunningProcessesModel.h>
 
-namespace Profiler {
+namespace GUI {
 
 NonnullRefPtr<RunningProcessesModel> RunningProcessesModel::create()
 {

Libraries/LibGUI/RunningProcessesModel.h

@@ -29,7 +29,7 @@
 #include <LibGUI/Model.h>
 #include <LibGfx/Bitmap.h>
 
-namespace Profiler {
+namespace GUI {
 
 class RunningProcessesModel final : public GUI::Model {
 public: