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Code Issues Projects Releases Packages Wiki Activity Actions 6

LibGUI: Add content margins

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Introduce the basic interface through which widgets can define a
rect relative to which Layout margins are now applied.
This commit is contained in:
FrHun 2021-09-14 23:21:05 +02:00 committed by Andreas Kling
parent 8249ea792e
commit 72139e1262
Notes: sideshowbarker 2024-07-18 01:31:45 +09:00 
Author: https://github.com/frhun
Commit: https://github.com/SerenityOS/serenity/commit/72139e12621
Pull-request: https://github.com/SerenityOS/serenity/pull/10246
Issue: https://github.com/SerenityOS/serenity/issues/5887
Reviewed-by: https://github.com/alimpfard
Reviewed-by: https://github.com/awesomekling
2 changed files with 11 additions and 5 deletions
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12
Userland/Libraries/LibGUI/BoxLayout.cpp
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@ -6,6 +6,7 @@
#include <AK/JsonObject.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Margins.h>
#include <LibGUI/Widget.h>
#include <LibGfx/Orientation.h>
#include <stdio.h>
@ -125,7 +126,8 @@ void BoxLayout::run(Widget& widget)
if (items.is_empty())
return;
int available_size = widget.size().primary_size_for_orientation(orientation()) - spacing() * (items.size() - 1);
Gfx::IntRect content_rect = widget.content_rect();
int available_size = content_rect.size().primary_size_for_orientation(orientation()) - spacing() * (items.size() - 1);
int unfinished_items = items.size();
if (orientation() == Gfx::Orientation::Horizontal)
@ -180,10 +182,10 @@ void BoxLayout::run(Widget& widget)
}
// Pass 3: Place the widgets.
int current_x = margins().left();
int current_y = margins().top();
int current_x = margins().left() + content_rect.x();
int current_y = margins().top() + content_rect.y();
auto widget_rect_with_margins_subtracted = widget.rect();
auto widget_rect_with_margins_subtracted = content_rect;
widget_rect_with_margins_subtracted.take_from_left(margins().left());
widget_rect_with_margins_subtracted.take_from_top(margins().top());
widget_rect_with_margins_subtracted.take_from_right(margins().right());
@ -195,7 +197,7 @@ void BoxLayout::run(Widget& widget)
rect.set_primary_size_for_orientation(orientation(), item.size);
if (item.widget) {
int secondary = widget.size().secondary_size_for_orientation(orientation());
int secondary = widget.content_size().secondary_size_for_orientation(orientation());
if (orientation() == Gfx::Orientation::Horizontal)
secondary -= margins().top() + margins().bottom();
else

4
Userland/Libraries/LibGUI/Widget.h
View file

@ -134,8 +134,12 @@ public:
int height() const { return m_relative_rect.height(); }
int length(Orientation orientation) const { return orientation == Orientation::Vertical ? height() : width(); }
virtual Margins content_margins() const { return { 0 }; }
Gfx::IntRect rect() const { return { 0, 0, width(), height() }; }
Gfx::IntSize size() const { return m_relative_rect.size(); }
Gfx::IntRect content_rect() const { return this->content_margins().applied_to(rect()); };
Gfx::IntSize content_size() const { return this->content_rect().size(); };
// Invalidate the widget (or an area thereof), causing a repaint to happen soon.
void update();