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LibGUI: Allow selecting glyphs by dragging in GlyphMapWidget

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This commit is contained in:
thankyouverycool 2022-01-09 13:15:02 -05:00 • committed by Andreas Kling
parent c094bb60bc
commit 66e72ed5e6
2 changed files with 34 additions and 0 deletions
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31
Userland/Libraries/LibGUI/GlyphMapWidget.cpp
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@ -160,10 +160,41 @@ void GlyphMapWidget::mousedown_event(MouseEvent& event)
m_selection.set_size(1);
m_selection.set_start(glyph);
}
m_in_drag_select = true;
set_active_glyph(glyph, ShouldResetSelection::No);
}
}
void GlyphMapWidget::mouseup_event(GUI::MouseEvent& event)
{
Frame::mouseup_event(event);
if (!m_in_drag_select)
return;
if (auto maybe_glyph = glyph_at_position(event.position()); maybe_glyph.has_value()) {
auto glyph = maybe_glyph.value();
m_selection.extend_to(glyph);
m_in_drag_select = false;
set_active_glyph(glyph, ShouldResetSelection::No);
}
}
void GlyphMapWidget::mousemove_event(GUI::MouseEvent& event)
{
Frame::mousemove_event(event);
if (!m_in_drag_select)
return;
if (auto maybe_glyph = glyph_at_position(event.position()); maybe_glyph.has_value()) {
auto glyph = maybe_glyph.value();
m_selection.extend_to(glyph);
scroll_to_glyph(glyph);
update();
}
}
void GlyphMapWidget::doubleclick_event(MouseEvent& event)
{
Widget::doubleclick_event(event);

3
Userland/Libraries/LibGUI/GlyphMapWidget.h
View file

@ -69,6 +69,8 @@ private:
GlyphMapWidget();
virtual void paint_event(PaintEvent&) override;
virtual void mousedown_event(MouseEvent&) override;
virtual void mouseup_event(GUI::MouseEvent&) override;
virtual void mousemove_event(GUI::MouseEvent&) override;
virtual void doubleclick_event(MouseEvent&) override;
virtual void keydown_event(KeyEvent&) override;
virtual void resize_event(ResizeEvent&) override;
@ -87,6 +89,7 @@ private:
Selection m_selection;
int m_active_glyph { 0 };
int m_visible_glyphs { 0 };
bool m_in_drag_select { false };
};
}