Applications: Move to Userland/Applications/

2025-07-27 02:07:36 +00:00 · 2021-01-12 12:05:23 +01:00 · 2021-01-12 12:05:23 +01:00 · dc28c07fa5
commit dc28c07fa5
parent aa939c4b4b
287 changed files with 1 additions and 1 deletions
--- a/Userland/Applications/Spreadsheet/SpreadsheetView.h
+++ b/Userland/Applications/Spreadsheet/SpreadsheetView.h
@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2020, the SerenityOS developers.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include "Spreadsheet.h"
+#include <LibGUI/AbstractTableView.h>
+#include <LibGUI/ModelEditingDelegate.h>
+#include <LibGUI/TableView.h>
+#include <LibGUI/Widget.h>
+#include <string.h>
+
+namespace Spreadsheet {
+
+class CellEditor final : public GUI::TextEditor {
+    C_OBJECT(CellEditor);
+
+public:
+    virtual ~CellEditor() { }
+
+    Function<void(GUI::KeyEvent&)> on_cursor_key_pressed;
+
+private:
+    CellEditor()
+        : TextEditor(TextEditor::Type::SingleLine)
+    {
+    }
+
+    static bool is_navigation(const GUI::KeyEvent& event)
+    {
+        if (event.modifiers() == KeyModifier::Mod_Shift && event.key() == KeyCode::Key_Tab)
+            return true;
+
+        if (event.modifiers())
+            return false;
+
+        switch (event.key()) {
+        case KeyCode::Key_Tab:
+        case KeyCode::Key_Left:
+        case KeyCode::Key_Right:
+        case KeyCode::Key_Up:
+        case KeyCode::Key_Down:
+        case KeyCode::Key_Return:
+            return true;
+        default:
+            return false;
+        }
+    }
+
+    virtual void keydown_event(GUI::KeyEvent& event) override
+    {
+        if (is_navigation(event))
+            on_cursor_key_pressed(event);
+        else
+            TextEditor::keydown_event(event);
+    }
+};
+
+class InfinitelyScrollableTableView : public GUI::TableView {
+    C_OBJECT(InfinitelyScrollableTableView)
+public:
+    Function<void()> on_reaching_vertical_end;
+    Function<void()> on_reaching_horizontal_end;
+
+private:
+    virtual void did_scroll() override;
+    virtual void mousemove_event(GUI::MouseEvent&) override;
+    virtual void mouseup_event(GUI::MouseEvent&) override;
+
+    bool m_should_intercept_drag { false };
+    bool m_has_committed_to_dragging { false };
+    GUI::ModelIndex m_starting_selection_index;
+};
+
+class SpreadsheetView final : public GUI::Widget {
+    C_OBJECT(SpreadsheetView);
+
+public:
+    ~SpreadsheetView();
+
+    const Sheet& sheet() const { return *m_sheet; }
+    Sheet& sheet() { return *m_sheet; }
+
+    const GUI::ModelIndex* cursor() const
+    {
+        return &m_table_view->cursor_index();
+    }
+
+    Function<void(Vector<Position>&&)> on_selection_changed;
+    Function<void()> on_selection_dropped;
+
+private:
+    virtual void hide_event(GUI::HideEvent&) override;
+    virtual void show_event(GUI::ShowEvent&) override;
+
+    void update_with_model();
+
+    SpreadsheetView(Sheet&);
+
+    class EditingDelegate final : public GUI::StringModelEditingDelegate {
+    public:
+        EditingDelegate(const Sheet& sheet)
+            : m_sheet(sheet)
+        {
+        }
+        virtual void set_value(const GUI::Variant& value) override;
+
+        virtual RefPtr<Widget> create_widget() override
+        {
+            auto textbox = CellEditor::construct();
+            textbox->on_escape_pressed = [this] {
+                rollback();
+            };
+            textbox->on_cursor_key_pressed = [this](auto& event) {
+                commit();
+                on_cursor_key_pressed(event);
+            };
+            return textbox;
+        }
+
+        Function<void(GUI::KeyEvent&)> on_cursor_key_pressed;
+
+    private:
+        bool m_has_set_initial_value { false };
+        const Sheet& m_sheet;
+    };
+
+    class TableCellPainter final : public GUI::TableCellPaintingDelegate {
+    public:
+        TableCellPainter(const GUI::TableView& view)
+            : m_table_view(view)
+        {
+        }
+        void paint(GUI::Painter&, const Gfx::IntRect&, const Gfx::Palette&, const GUI::ModelIndex&) override;
+
+    private:
+        const GUI::TableView& m_table_view;
+    };
+
+    NonnullRefPtr<Sheet> m_sheet;
+    RefPtr<InfinitelyScrollableTableView> m_table_view;
+    RefPtr<GUI::Menu> m_cell_range_context_menu;
+};
+
+}