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LibGUI: Update GTableView's scrollbar range in response to resize.

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This commit is contained in:
Andreas Kling 2019-02-28 13:25:52 +01:00
parent 82c22a7484
commit 827ec99a8f
2 changed files with 9 additions and 2 deletions
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10
LibGUI/GTableView.cpp
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@ -32,12 +32,18 @@ void GTableView::set_model(OwnPtr<GTableModel>&& model)
void GTableView::resize_event(GResizeEvent& event) void GTableView::resize_event(GResizeEvent& event)
{ {
m_scrollbar->set_relative_rect(event.size().width() - m_scrollbar->preferred_size().width(), 0, m_scrollbar->preferred_size().width(), event.size().height()); m_scrollbar->set_relative_rect(event.size().width() - m_scrollbar->preferred_size().width(), 0, m_scrollbar->preferred_size().width(), event.size().height());
update_scrollbar_range();
}
void GTableView::update_scrollbar_range()
{
int excess_height = max(0, (item_count() * item_height()) - height());
m_scrollbar->set_range(0, excess_height);
} }
void GTableView::did_update_model() void GTableView::did_update_model()
{ {
int excess_height = max(0, (item_count() * item_height()) - height()); update_scrollbar_range();
m_scrollbar->set_range(0, excess_height);
update(); update();
} }

1
LibGUI/GTableView.h
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@ -26,6 +26,7 @@ private:
virtual void resize_event(GResizeEvent&) override; virtual void resize_event(GResizeEvent&) override;
virtual void mousedown_event(GMouseEvent&) override; virtual void mousedown_event(GMouseEvent&) override;
void update_scrollbar_range();
int item_count() const; int item_count() const;
Rect row_rect(int item_index) const; Rect row_rect(int item_index) const;