WindowServer: Support hover icons for title buttons

This allows adding "-hover.png" variants of the title button icons.
This can be useful for themes which use the TitleButtonsIconOnly
flag, which otherwise don't have a way of showing the hover state.
This commit is contained in:
MacDue 2022-05-02 21:34:33 +01:00 committed by Linus Groh
parent 2cf36a1ca2
commit 44c0672d59
3 changed files with 43 additions and 22 deletions

View file

@ -31,13 +31,18 @@ void Button::paint(Screen& screen, Gfx::Painter& painter)
if (m_style == Style::Normal)
Gfx::StylePainter::paint_button(painter, rect(), palette, Gfx::ButtonStyle::Normal, m_pressed, m_hovered);
if (m_icon) {
auto& bitmap = m_icon->bitmap(screen.scale_factor());
auto paint_icon = [&](auto& multiscale_bitmap) {
auto& bitmap = multiscale_bitmap->bitmap(screen.scale_factor());
auto icon_location = rect().center().translated(-(bitmap.width() / 2), -(bitmap.height() / 2));
if (m_pressed)
painter.translate(1, 1);
painter.blit(icon_location, bitmap, bitmap.rect());
}
};
if (m_icon.hover_bitmap && m_hovered)
paint_icon(m_icon.hover_bitmap);
else if (m_icon.bitmap)
paint_icon(m_icon.bitmap);
}
void Button::on_mouse_event(MouseEvent const& event)

View file

@ -40,7 +40,12 @@ public:
bool is_visible() const { return m_visible; }
void set_icon(RefPtr<MultiScaleBitmaps> const& icon) { m_icon = icon; }
struct Icon {
RefPtr<MultiScaleBitmaps> bitmap { nullptr };
RefPtr<MultiScaleBitmaps> hover_bitmap { nullptr };
};
void set_icon(Icon const& icon) { m_icon = icon; }
enum class Style {
Normal,
@ -52,7 +57,7 @@ public:
private:
WindowFrame& m_frame;
Gfx::IntRect m_relative_rect;
RefPtr<MultiScaleBitmaps> m_icon;
Icon m_icon;
bool m_pressed { false };
bool m_visible { true };
bool m_hovered { false };

View file

@ -35,11 +35,11 @@ static Gfx::WindowTheme::WindowType to_theme_window_type(WindowType type)
}
}
static RefPtr<MultiScaleBitmaps> s_minimize_icon;
static RefPtr<MultiScaleBitmaps> s_maximize_icon;
static RefPtr<MultiScaleBitmaps> s_restore_icon;
static RefPtr<MultiScaleBitmaps> s_close_icon;
static RefPtr<MultiScaleBitmaps> s_close_modified_icon;
static Button::Icon s_minimize_icon;
static Button::Icon s_maximize_icon;
static Button::Icon s_restore_icon;
static Button::Icon s_close_icon;
static Button::Icon s_close_modified_icon;
static RefPtr<MultiScaleBitmaps> s_active_window_shadow;
static RefPtr<MultiScaleBitmaps> s_inactive_window_shadow;
@ -125,7 +125,7 @@ void WindowFrame::set_button_icons()
: Button::Style::Normal;
if (m_window.is_closeable()) {
m_close_button->set_icon(m_window.is_modified() ? *s_close_modified_icon : *s_close_icon);
m_close_button->set_icon(m_window.is_modified() ? s_close_modified_icon : s_close_icon);
m_close_button->set_style(button_style);
}
if (m_window.is_minimizable()) {
@ -133,7 +133,7 @@ void WindowFrame::set_button_icons()
m_minimize_button->set_style(button_style);
}
if (m_window.is_resizable()) {
m_maximize_button->set_icon(m_window.is_maximized() ? *s_restore_icon : *s_maximize_icon);
m_maximize_button->set_icon(m_window.is_maximized() ? s_restore_icon : s_maximize_icon);
m_maximize_button->set_style(button_style);
}
}
@ -142,21 +142,32 @@ void WindowFrame::reload_config()
{
String icons_path = WindowManager::the().palette().title_button_icons_path();
auto reload_icon = [&](RefPtr<MultiScaleBitmaps>& icon, StringView path, StringView default_path) {
auto reload_bitmap = [&](RefPtr<MultiScaleBitmaps>& multiscale_bitmap, StringView path, StringView default_path = "") {
StringBuilder full_path;
full_path.append(icons_path);
full_path.append(path);
if (icon)
icon->load(full_path.to_string(), default_path);
if (multiscale_bitmap)
multiscale_bitmap->load(full_path.string_view(), default_path);
else
icon = MultiScaleBitmaps::create(full_path.to_string(), default_path);
multiscale_bitmap = MultiScaleBitmaps::create(full_path.string_view(), default_path);
};
reload_icon(s_minimize_icon, "window-minimize.png", "/res/icons/16x16/downward-triangle.png");
reload_icon(s_maximize_icon, "window-maximize.png", "/res/icons/16x16/upward-triangle.png");
reload_icon(s_restore_icon, "window-restore.png", "/res/icons/16x16/window-restore.png");
reload_icon(s_close_icon, "window-close.png", "/res/icons/16x16/window-close.png");
reload_icon(s_close_modified_icon, "window-close-modified.png", "/res/icons/16x16/window-close-modified.png");
auto reload_icon = [&](Button::Icon& icon, StringView name, StringView default_path) {
StringBuilder full_name;
full_name.append(name);
full_name.append(".png");
reload_bitmap(icon.bitmap, full_name.string_view(), default_path);
// Note: No default for hover bitmaps
full_name.clear();
full_name.append(name);
full_name.append("-hover.png");
reload_bitmap(icon.hover_bitmap, full_name.string_view());
};
reload_icon(s_minimize_icon, "window-minimize", "/res/icons/16x16/downward-triangle.png");
reload_icon(s_maximize_icon, "window-maximize", "/res/icons/16x16/upward-triangle.png");
reload_icon(s_restore_icon, "window-restore", "/res/icons/16x16/window-restore.png");
reload_icon(s_close_icon, "window-close", "/res/icons/16x16/window-close.png");
reload_icon(s_close_modified_icon, "window-close-modified", "/res/icons/16x16/window-close-modified.png");
auto load_shadow = [](String const& path, String& last_path, RefPtr<MultiScaleBitmaps>& shadow_bitmap) {
if (path.is_empty()) {
@ -217,7 +228,7 @@ bool WindowFrame::has_shadow() const
void WindowFrame::did_set_maximized(Badge<Window>, bool maximized)
{
VERIFY(m_maximize_button);
m_maximize_button->set_icon(maximized ? *s_restore_icon : *s_maximize_icon);
m_maximize_button->set_icon(maximized ? s_restore_icon : s_maximize_icon);
}
Gfx::IntRect WindowFrame::menubar_rect() const