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LibGUI: Add a ClipboardClient for GUI::Clipboard

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Anyone who inherits from `GUI::Clipboard::ClipboardClient` will receive
clipboard notifications via `clipboard_content_did_change()`.

Update ClipboardHistoryModel, TextEditor and TerminalWidget to inherit
from this class.
This commit is contained in:
TheFightingCatfish 2021-07-27 03:19:56 +08:00 • committed by Andreas Kling
parent 95f393ebcd
commit 0c53c2dfa2
8 changed files with 106 additions and 72 deletions
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10
Userland/Applets/ClipboardHistory/ClipboardHistoryModel.h
View file

@ -10,7 +10,8 @@
#include <LibGUI/Clipboard.h>
#include <LibGUI/Model.h>
class ClipboardHistoryModel final : public GUI::Model {
class ClipboardHistoryModel final : public GUI::Model
, public GUI::Clipboard::ClipboardClient {
public:
static NonnullRefPtr<ClipboardHistoryModel> create();
@ -24,16 +25,21 @@ public:
virtual ~ClipboardHistoryModel() override;
const GUI::Clipboard::DataAndType& item_at(int index) const { return m_history_items[index]; }
void add_item(const GUI::Clipboard::DataAndType& item);
void remove_item(int index);
private:
void add_item(const GUI::Clipboard::DataAndType& item);
// ^GUI::Model
virtual int row_count(const GUI::ModelIndex&) const override { return m_history_items.size(); }
virtual String column_name(int) const override;
virtual int column_count(const GUI::ModelIndex&) const override { return Column::__Count; }
virtual GUI::Variant data(const GUI::ModelIndex&, GUI::ModelRole) const override;
virtual void update() override;
// ^GUI::Clipboard::ClipboardClient
virtual void clipboard_content_did_change(const String&) override { add_item(GUI::Clipboard::the().data_and_type()); }
Vector<GUI::Clipboard::DataAndType> m_history_items;
size_t m_history_limit { 20 };
};

5
Userland/Applets/ClipboardHistory/main.cpp
View file

@ -49,11 +49,6 @@ int main(int argc, char* argv[])
auto model = ClipboardHistoryModel::create();
table_view.set_model(model);
GUI::Clipboard::the().on_change = [&](const String&) {
auto item = GUI::Clipboard::the().data_and_type();
model->add_item(item);
};
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.mime_type, data_and_type.metadata);