LibGUI: Make the Clipboard API deal in raw byte buffers a bit more

To open up for putting not just text/plain content on the clipboard,
let's make the GUI::Clipboard API a bit more raw-data-friendly. :^)

Applications/Browser/Tab.cpp

@@ -160,7 +160,7 @@ Tab::Tab(Type type)
         hooks().on_link_click(m_link_context_menu_url, "_blank", 0);
     }));
     m_link_context_menu->add_action(GUI::Action::create("Copy link", [this](auto&) {
-        GUI::Clipboard::the().set_data(m_link_context_menu_url.to_string());
+        GUI::Clipboard::the().set_plain_text(m_link_context_menu_url.to_string());
     }));
     m_link_context_menu->add_separator();
     m_link_context_menu->add_action(GUI::Action::create("Download", [this](auto&) {

Applications/FileManager/main.cpp

@@ -368,7 +368,7 @@ int run_in_windowed_mode(RefPtr<Core::ConfigFile> config, String initial_locatio
                 auto url = URL::create_with_file_protocol(path);
                 copy_text.appendf("%s\n", url.to_string().characters());
             }
-            GUI::Clipboard::the().set_data(copy_text.build(), "text/uri-list");
+            GUI::Clipboard::the().set_data(copy_text.build().bytes(), "text/uri-list");
         },
         window);
     copy_action->set_enabled(false);
@@ -407,11 +407,11 @@ int run_in_windowed_mode(RefPtr<Core::ConfigFile> config, String initial_locatio
 
     auto do_paste = [&](const GUI::Action& action) {
         auto data_and_type = GUI::Clipboard::the().data_and_type();
-        if (data_and_type.type != "text/uri-list") {
-            dbg() << "Cannot paste clipboard type " << data_and_type.type;
+        if (data_and_type.mime_type != "text/uri-list") {
+            dbg() << "Cannot paste clipboard type " << data_and_type.mime_type;
             return;
         }
-        auto copied_lines = data_and_type.data.split('\n');
+        auto copied_lines = String::copy(data_and_type.data).split('\n');
         if (copied_lines.is_empty()) {
             dbg() << "No files to paste";
             return;
@@ -638,7 +638,7 @@ int run_in_windowed_mode(RefPtr<Core::ConfigFile> config, String initial_locatio
             return;
         }
 
-        paste_action->set_enabled(can_write_in_path && GUI::Clipboard::the().type() == "text/uri-list");
+        paste_action->set_enabled(can_write_in_path && GUI::Clipboard::the().mime_type() == "text/uri-list");
         go_forward_action->set_enabled(directory_view.path_history_position() < directory_view.path_history_size() - 1);
         go_back_action->set_enabled(directory_view.path_history_position() > 0);
         open_parent_directory_action->set_enabled(new_path != "/");
@@ -705,7 +705,7 @@ int run_in_windowed_mode(RefPtr<Core::ConfigFile> config, String initial_locatio
             auto& node = directory_view.node(index);
 
             if (node.is_directory()) {
-                auto should_get_enabled = access(node.full_path().characters(), W_OK) == 0 && GUI::Clipboard::the().type() == "text/uri-list";
+                auto should_get_enabled = access(node.full_path().characters(), W_OK) == 0 && GUI::Clipboard::the().mime_type() == "text/uri-list";
                 folder_specific_paste_action->set_enabled(should_get_enabled);
                 directory_context_menu->popup(event.screen_position());
             } else {
@@ -822,7 +822,7 @@ int run_in_windowed_mode(RefPtr<Core::ConfigFile> config, String initial_locatio
     directory_view.open(initial_location);
     directory_view.set_focus(true);
 
-    paste_action->set_enabled(GUI::Clipboard::the().type() == "text/uri-list" && access(initial_location.characters(), W_OK) == 0);
+    paste_action->set_enabled(GUI::Clipboard::the().mime_type() == "text/uri-list" && access(initial_location.characters(), W_OK) == 0);
 
     window->show();
 

Applications/HexEditor/HexEditor.cpp

@@ -139,7 +139,7 @@ bool HexEditor::copy_selected_hex_to_clipboard()
         output_string_builder.appendf("%02X ", m_buffer.data()[i]);
     }
 
-    GUI::Clipboard::the().set_data(output_string_builder.to_string());
+    GUI::Clipboard::the().set_plain_text(output_string_builder.to_string());
     return true;
 }
 
@@ -153,7 +153,7 @@ bool HexEditor::copy_selected_text_to_clipboard()
         output_string_builder.appendf("%c", isprint(m_buffer.data()[i]) ? m_buffer[i] : '.');
     }
 
-    GUI::Clipboard::the().set_data(output_string_builder.to_string());
+    GUI::Clipboard::the().set_plain_text(output_string_builder.to_string());
     return true;
 }
 
@@ -176,7 +176,7 @@ bool HexEditor::copy_selected_hex_to_clipboard_as_c_code()
     }
     output_string_builder.append("\n};\n");
 
-    GUI::Clipboard::the().set_data(output_string_builder.to_string());
+    GUI::Clipboard::the().set_plain_text(output_string_builder.to_string());
     return true;
 }
 

Libraries/LibGUI/Clipboard.cpp

@@ -90,26 +90,26 @@ Clipboard::DataAndType Clipboard::data_and_type() const
         dbgprintf("GUI::Clipboard::data() clipping contents size is greater than shared buffer size\n");
         return {};
     }
-    auto data = String((const char*)shared_buffer->data(), response->data_size());
+    auto data = ByteBuffer::copy(shared_buffer->data(), response->data_size());
     auto type = response->mime_type();
     return { data, type };
 }
 
-void Clipboard::set_data(const StringView& data, const String& type)
+void Clipboard::set_data(ReadonlyBytes data, const String& type)
 {
-    auto shared_buffer = SharedBuffer::create_with_size(data.length() + 1);
+    auto shared_buffer = SharedBuffer::create_with_size(data.size() + 1);
     if (!shared_buffer) {
         dbgprintf("GUI::Clipboard::set_data() failed to create a shared buffer\n");
         return;
     }
     if (!data.is_empty())
-        memcpy(shared_buffer->data(), data.characters_without_null_termination(), data.length() + 1);
+        memcpy(shared_buffer->data(), data.data(), data.size() + 1);
     else
         ((u8*)shared_buffer->data())[0] = '\0';
     shared_buffer->seal();
     shared_buffer->share_with(connection().server_pid());
 
-    connection().send_sync<Messages::ClipboardServer::SetClipboardData>(shared_buffer->shbuf_id(), data.length(), type);
+    connection().send_sync<Messages::ClipboardServer::SetClipboardData>(shared_buffer->shbuf_id(), data.size(), type);
 }
 
 void ClipboardServerConnection::handle(const Messages::ClipboardClient::ClipboardDataChanged& message)

Libraries/LibGUI/Clipboard.h

@@ -36,18 +36,23 @@ class Clipboard {
 public:
     static Clipboard& the();
 
-    String data() const { return data_and_type().data; }
-    String type() const { return data_and_type().type; }
-    void set_data(const StringView&, const String& data_type = "text/plain");
+    ByteBuffer data() const { return data_and_type().data; }
+    String mime_type() const { return data_and_type().mime_type; }
+    void set_data(ReadonlyBytes, const String& mime_type = "text/plain");
+
+    void set_plain_text(const String& text)
+    {
+        set_data(text.bytes());
+    }
 
     struct DataAndType {
-        String data;
-        String type;
+        ByteBuffer data;
+        String mime_type;
     };
 
     DataAndType data_and_type() const;
 
-    Function<void(const String& data_type)> on_change;
+    Function<void(const String& mime_type)> on_change;
 
     static void initialize(Badge<Application>);
 

Libraries/LibGUI/TextEditor.cpp

@@ -1300,7 +1300,7 @@ void TextEditor::cut()
         return;
     auto selected_text = this->selected_text();
     printf("Cut: \"%s\"\n", selected_text.characters());
-    Clipboard::the().set_data(selected_text);
+    Clipboard::the().set_plain_text(selected_text);
     delete_selection();
 }
 
@@ -1308,7 +1308,7 @@ void TextEditor::copy()
 {
     auto selected_text = this->selected_text();
     printf("Copy: \"%s\"\n", selected_text.characters());
-    Clipboard::the().set_data(selected_text);
+    Clipboard::the().set_plain_text(selected_text);
 }
 
 void TextEditor::paste()
@@ -1317,7 +1317,7 @@ void TextEditor::paste()
         return;
 
     auto paste_text = Clipboard::the().data();
-    printf("Paste: \"%s\"\n", paste_text.characters());
+    printf("Paste: \"%s\"\n", String::copy(paste_text).characters());
 
     TemporaryChange change(m_automatic_indentation_enabled, false);
     insert_at_cursor_or_replace_selection(paste_text);

Libraries/LibVT/TerminalWidget.cpp

@@ -550,7 +550,7 @@ void TerminalWidget::paste()
     auto text = GUI::Clipboard::the().data();
     if (text.is_empty())
         return;
-    int nwritten = write(m_ptm_fd, text.characters(), text.length());
+    int nwritten = write(m_ptm_fd, text.data(), text.size());
     if (nwritten < 0) {
         perror("write");
         ASSERT_NOT_REACHED();
@@ -560,7 +560,7 @@ void TerminalWidget::paste()
 void TerminalWidget::copy()
 {
     if (has_selection())
-        GUI::Clipboard::the().set_data(selected_text());
+        GUI::Clipboard::the().set_plain_text(selected_text());
 }
 
 void TerminalWidget::mouseup_event(GUI::MouseEvent& event)
@@ -829,7 +829,7 @@ void TerminalWidget::context_menu_event(GUI::ContextMenuEvent& event)
             m_context_menu_for_hyperlink->add_action(action);
         }
         m_context_menu_for_hyperlink->add_action(GUI::Action::create("Copy URL", [this](auto&) {
-            GUI::Clipboard::the().set_data(m_context_menu_href);
+            GUI::Clipboard::the().set_plain_text(m_context_menu_href);
         }));
         m_context_menu_for_hyperlink->add_separator();
         m_context_menu_for_hyperlink->add_action(copy_action());

Libraries/LibWeb/InProcessWebView.cpp

@@ -66,7 +66,7 @@ InProcessWebView::InProcessWebView()
     set_background_role(ColorRole::Base);
 
     m_copy_action = GUI::CommonActions::make_copy_action([this](auto&) {
-        GUI::Clipboard::the().set_data(selected_text(), "text/plain");
+        GUI::Clipboard::the().set_plain_text(selected_text());
     });
 
     m_select_all_action = GUI::CommonActions::make_select_all_action([this](auto&) {

MenuApplets/ClipboardHistory/ClipboardHistoryModel.cpp

@@ -54,11 +54,11 @@ GUI::Variant ClipboardHistoryModel::data(const GUI::ModelIndex& index, GUI::Mode
     auto& data_and_type = m_history_items[index.row()];
     switch (index.column()) {
     case Column::Data:
-        if (data_and_type.type.starts_with("text/"))
-            return data_and_type.data;
+        if (data_and_type.mime_type.starts_with("text/"))
+            return String::copy(data_and_type.data);
         return "<...>";
     case Column::Type:
-        return data_and_type.type;
+        return data_and_type.mime_type;
     default:
         ASSERT_NOT_REACHED();
     }

MenuApplets/ClipboardHistory/main.cpp

@@ -70,7 +70,7 @@ int main(int argc, char* argv[])
 
     table_view.on_activation = [&](const GUI::ModelIndex& index) {
         auto& data_and_type = model->item_at(index.row());
-        GUI::Clipboard::the().set_data(data_and_type.data, data_and_type.type);
+        GUI::Clipboard::the().set_data(data_and_type.data, data_and_type.mime_type);
     };
 
     auto applet_window = GUI::Window::construct();

Userland/copy.cpp

@@ -80,7 +80,7 @@ int main(int argc, char* argv[])
     Options options = parse_options(argc, argv);
 
     auto& clipboard = GUI::Clipboard::the();
-    clipboard.set_data(options.data, options.type);
+    clipboard.set_data(options.data.bytes(), options.type);
 
     return 0;
 }

Userland/paste.cpp

@@ -46,19 +46,19 @@ int main(int argc, char* argv[])
     auto& clipboard = GUI::Clipboard::the();
     auto data_and_type = clipboard.data_and_type();
 
-    if (data_and_type.type.is_null()) {
+    if (data_and_type.mime_type.is_null()) {
         fprintf(stderr, "Nothing copied\n");
         return 1;
     }
 
     if (!print_type) {
-        printf("%s", data_and_type.data.characters());
+        printf("%s", data_and_type.data.data());
         // Append a newline to text contents, but
         // only if we're not asked not to do this.
-        if (data_and_type.type.starts_with("text/") && !no_newline)
+        if (data_and_type.mime_type.starts_with("text/") && !no_newline)
             putchar('\n');
     } else {
-        printf("%s\n", data_and_type.type.characters());
+        printf("%s\n", data_and_type.mime_type.characters());
     }
 
     return 0;