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LibGUI: Add Window::constrain_to_desktop() helper

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And a center_within(IntRect const&) overload
This commit is contained in:
thankyouverycool 2023-05-13 05:06:46 -04:00 • committed by Andreas Kling
parent 2d64147f02
commit dfe06096c7
2 changed files with 25 additions and 0 deletions
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22
Userland/Libraries/LibGUI/Window.cpp
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@ -24,6 +24,7 @@
#include <LibGUI/Widget.h> #include <LibGUI/Widget.h>
#include <LibGUI/Window.h> #include <LibGUI/Window.h>
#include <LibGfx/Bitmap.h> #include <LibGfx/Bitmap.h>
#include <LibGfx/Palette.h>
#include <fcntl.h> #include <fcntl.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
@ -319,6 +320,27 @@ void Window::center_within(Window const& other)
set_rect(rect().centered_within(other.rect())); set_rect(rect().centered_within(other.rect()));
} }
void Window::center_within(Gfx::IntRect const& other)
{
set_rect(rect().centered_within(other));
}
void Window::constrain_to_desktop()
{
auto desktop_rect = Desktop::the().rect().shrunken(0, 0, Desktop::the().taskbar_height(), 0);
auto titlebar = Application::the()->palette().window_title_height();
auto border = Application::the()->palette().window_border_thickness();
auto constexpr margin = 1;
auto framed_rect = rect().inflated(border + titlebar + margin, border, border, border);
if (desktop_rect.contains(framed_rect))
return;
auto constrained = framed_rect.constrained_to(desktop_rect);
constrained.shrink(border + titlebar + margin, border, border, border);
set_rect(constrained.x(), constrained.y(), rect().width(), rect().height());
}
void Window::set_window_type(WindowType window_type) void Window::set_window_type(WindowType window_type)
{ {
m_window_type = window_type; m_window_type = window_type;

3
Userland/Libraries/LibGUI/Window.h
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@ -129,7 +129,10 @@ public:
void resize(Gfx::IntSize size) { set_rect({ position(), size }); } void resize(Gfx::IntSize size) { set_rect({ position(), size }); }
void center_on_screen(); void center_on_screen();
void constrain_to_desktop();
void center_within(Window const&); void center_within(Window const&);
void center_within(Gfx::IntRect const&);
virtual void event(Core::Event&) override; virtual void event(Core::Event&) override;