Spreadsheet: Start making a spreadsheet application

1 files changed, 56 insertions, 0 deletions

diff --git a/Applications/Spreadsheet/SpreadsheetModel.h b/Applications/Spreadsheet/SpreadsheetModel.h
new file mode 100644
index 0000000000..b098b8cc8e
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+++ b/Applications/Spreadsheet/SpreadsheetModel.h
@@ -0,0 +1,56 @@
+/*
+ * 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/Model.h>
+
+namespace Spreadsheet {
+
+class SheetModel final : public GUI::Model {
+public:
+    static NonnullRefPtr<SheetModel> create(Sheet& sheet) { return adopt(*new SheetModel(sheet)); }
+    virtual ~SheetModel() override;
+
+    virtual int row_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return m_sheet->row_count(); }
+    virtual int column_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return m_sheet->column_count() + 1; }
+    virtual String column_name(int) const override;
+    virtual GUI::Variant data(const GUI::ModelIndex&, GUI::ModelRole) const override;
+    virtual bool is_editable(const GUI::ModelIndex&) const override;
+    virtual void set_data(const GUI::ModelIndex&, const GUI::Variant&) override;
+    virtual void update() override;
+
+private:
+    explicit SheetModel(Sheet& sheet)
+        : m_sheet(sheet)
+    {
+    }
+
+    NonnullRefPtr<Sheet> m_sheet;
+};
+
+}