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https://github.com/RGBCube/serenity
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LibGUI: Adjust BreadcrumbButtons width on resize
This commit relayouts the BreadcrumbButtons on resize to a shrunken state if they don't fit. It also caps the button width to 100px to avoid overflowing the widget.
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parent
8649996201
commit
71f345bbb8
2 changed files with 37 additions and 2 deletions
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@ -99,11 +99,18 @@ void Breadcrumbbar::append_segment(String text, Gfx::Bitmap const* icon, String
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auto button_text_width = button.font().width(text);
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auto icon_width = icon ? icon->width() : 0;
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auto icon_padding = icon ? 4 : 0;
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button.set_fixed_size(button_text_width + icon_width + icon_padding + 16, 16 + 8);
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Segment segment { icon, text, data, button.make_weak_ptr<GUI::Button>() };
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const int max_button_width = 100;
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auto button_width = min(button_text_width + icon_width + icon_padding + 16, max_button_width);
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auto shrunken_width = icon_width + icon_padding + (icon ? 4 : 16);
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button.set_fixed_size(button_width, 16 + 8);
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Segment segment { icon, text, data, button_width, shrunken_width, button.make_weak_ptr<GUI::Button>() };
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m_segments.append(move(segment));
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relayout();
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}
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void Breadcrumbbar::remove_end_segments(size_t start_segment_index)
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@ -136,6 +143,7 @@ void Breadcrumbbar::set_selected_segment(Optional<size_t> index)
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auto& segment = m_segments[index.value()];
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VERIFY(segment.button);
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segment.button->set_checked(true);
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relayout();
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}
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void Breadcrumbbar::doubleclick_event(MouseEvent& event)
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@ -144,4 +152,26 @@ void Breadcrumbbar::doubleclick_event(MouseEvent& event)
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on_doubleclick(event);
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}
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void Breadcrumbbar::resize_event(ResizeEvent&)
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{
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relayout();
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}
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void Breadcrumbbar::relayout()
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{
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auto remaining_width = 0;
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for (auto& segment : m_segments)
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remaining_width += segment.width;
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for (auto& segment : m_segments) {
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if (remaining_width > width() && !segment.button->is_checked()) {
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segment.button->set_fixed_width(segment.shrunken_width);
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remaining_width -= (segment.width - segment.shrunken_width);
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continue;
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}
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segment.button->set_fixed_width(segment.width);
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}
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}
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}
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@ -19,6 +19,7 @@ public:
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void clear_segments();
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void append_segment(String text, Gfx::Bitmap const* icon = nullptr, String data = {}, String tooltip = {});
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void remove_end_segments(size_t segment_index);
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void relayout();
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size_t segment_count() const { return m_segments.size(); }
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String segment_data(size_t index) const { return m_segments[index].data; }
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@ -35,10 +36,14 @@ public:
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private:
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Breadcrumbbar();
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virtual void resize_event(ResizeEvent&) override;
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struct Segment {
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RefPtr<const Gfx::Bitmap> icon;
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String text;
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String data;
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int width { 0 };
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int shrunken_width { 0 };
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WeakPtr<GUI::Button> button;
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};
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