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LibGUI: Add a GListView widget.

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GListView displays a single column of data from a GModel.
This commit is contained in:
Andreas Kling 2019-05-27 20:19:05 +02:00
parent 77185c1541
commit ca4d65ba59
3 changed files with 274 additions and 0 deletions
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46
LibGUI/GListView.h Normal file
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#pragma once
#include <LibGUI/GModel.h>
#include <LibGUI/GAbstractView.h>
#include <AK/Function.h>
#include <AK/HashMap.h>
class GScrollBar;
class Painter;
class GListView : public GAbstractView {
public:
explicit GListView(GWidget* parent);
virtual ~GListView() override;
int item_height() const { return 16; }
bool alternating_row_colors() const { return m_alternating_row_colors; }
void set_alternating_row_colors(bool b) { m_alternating_row_colors = b; }
int horizontal_padding() const { return m_horizontal_padding; }
void scroll_into_view(const GModelIndex&, Orientation);
Point adjusted_position(const Point&);
virtual Rect content_rect(const GModelIndex&) const override;
virtual const char* class_name() const override { return "GListView"; }
private:
virtual void did_update_model() override;
virtual void paint_event(GPaintEvent&) override;
virtual void mousedown_event(GMouseEvent&) override;
virtual void doubleclick_event(GMouseEvent&) override;
virtual void keydown_event(GKeyEvent&) override;
virtual void resize_event(GResizeEvent&) override;
Rect content_rect(int row) const;
int item_count() const;
void update_content_size();
int m_horizontal_padding { 2 };
int m_model_column { 0 };
bool m_alternating_row_colors { true };
};