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62 lines
2.8 KiB
C++
62 lines
2.8 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibGfx/Color.h>
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#include <LibGfx/WindowTheme.h>
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namespace Gfx {
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class ClassicWindowTheme final : public WindowTheme {
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public:
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ClassicWindowTheme() = default;
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virtual ~ClassicWindowTheme() override = default;
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virtual void paint_normal_frame(Painter& painter, WindowState window_state, WindowMode window_mode, IntRect const& window_rect, StringView window_title, Bitmap const& icon, Palette const& palette, IntRect const& leftmost_button_rect, int menu_row_count, bool window_modified) const override;
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virtual void paint_notification_frame(Painter&, WindowMode, IntRect const& window_rect, Palette const&, IntRect const& close_button_rect) const override;
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virtual int titlebar_height(WindowType, WindowMode, Palette const&) const override;
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virtual IntRect titlebar_rect(WindowType, WindowMode, IntRect const& window_rect, Palette const&) const override;
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virtual IntRect titlebar_icon_rect(WindowType, WindowMode, IntRect const& window_rect, Palette const&) const override;
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virtual IntRect titlebar_text_rect(WindowType, WindowMode, IntRect const& window_rect, Palette const&) const override;
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virtual IntRect menubar_rect(WindowType, WindowMode, IntRect const& window_rect, Palette const&, int menu_row_count) const override;
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virtual IntRect frame_rect_for_window(WindowType, WindowMode, IntRect const& window_rect, Palette const&, int menu_row_count) const override;
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virtual Vector<IntRect> layout_buttons(WindowType, WindowMode, IntRect const& window_rect, Palette const&, size_t buttons) const override;
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virtual bool is_simple_rect_frame() const override { return true; }
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virtual bool frame_uses_alpha(WindowState state, Palette const& palette) const override
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{
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return compute_frame_colors(state, palette).uses_alpha();
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}
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virtual float frame_alpha_hit_threshold(WindowState) const override { return 1.0f; }
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private:
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int menubar_height() const;
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struct FrameColors {
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Color title_color;
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Color border_color;
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Color border_color2;
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Color title_stripes_color;
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Color title_shadow_color;
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bool uses_alpha() const
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{
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// We don't care about the title_stripes_color or title_shadow_color alpha channels because they are
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// effectively rendered on top of the borders and don't mean whether the frame itself actually has
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// any alpha channels that would require the entire frame to be rendered as transparency.
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return title_color.alpha() != 0xff || border_color.alpha() != 0xff || border_color2.alpha() != 0xff;
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}
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};
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FrameColors compute_frame_colors(WindowState, Palette const&) const;
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};
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}
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