Libraries: Move to Userland/Libraries/

1 files changed, 71 insertions, 0 deletions

diff --git a/Userland/Libraries/LibGUI/ColumnsView.h b/Userland/Libraries/LibGUI/ColumnsView.h
new file mode 100644
index 0000000000..843b3d2e6c
--- /dev/null
+++ b/Userland/Libraries/LibGUI/ColumnsView.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2020, Sergey Bugaev <bugaevc@serenityos.org>
+ * 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 <AK/Vector.h>
+#include <LibGUI/AbstractView.h>
+
+namespace GUI {
+
+class ColumnsView : public AbstractView {
+    C_OBJECT(ColumnsView)
+public:
+    int model_column() const { return m_model_column; }
+    void set_model_column(int column) { m_model_column = column; }
+
+    virtual ModelIndex index_at_event_position(const Gfx::IntPoint&) const override;
+    virtual Gfx::IntRect content_rect(const ModelIndex&) const override;
+
+private:
+    ColumnsView();
+    virtual ~ColumnsView() override;
+    void push_column(const ModelIndex& parent_index);
+    void update_column_sizes();
+
+    int item_height() const { return 16; }
+    int icon_size() const { return 16; }
+    int icon_spacing() const { return 2; }
+    int text_padding() const { return 2; }
+
+    virtual void model_did_update(unsigned flags) override;
+    virtual void paint_event(PaintEvent&) override;
+    virtual void mousedown_event(MouseEvent& event) override;
+
+    void move_cursor(CursorMovement, SelectionUpdate) override;
+
+    virtual void select_all() override;
+    struct Column {
+        ModelIndex parent_index;
+        int width;
+        // TODO: per-column vertical scroll?
+    };
+
+    Vector<Column> m_columns;
+    int m_model_column { 0 };
+};
+
+}