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https://github.com/RGBCube/serenity
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78f10942ba
If the layout changes and the page becomes taller or shorter for some reason, we need to update the PageView's scrollable content size.
120 lines
4.8 KiB
C++
120 lines
4.8 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/URL.h>
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#include <LibGUI/ScrollableWidget.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Page.h>
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namespace Web {
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class PageView final
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: public GUI::ScrollableWidget
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, public PageClient {
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C_OBJECT(PageView);
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public:
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virtual ~PageView() override;
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// FIXME: Remove this once the new parser is ready.
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void set_use_old_parser(bool use_old_parser);
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void load_html(const StringView&, const URL&);
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void load_empty_document();
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Document* document();
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const Document* document() const;
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void set_document(Document*);
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const LayoutDocument* layout_root() const;
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LayoutDocument* layout_root();
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void reload();
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bool load(const URL&);
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void scroll_to_anchor(const StringView&);
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URL url() const;
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void set_should_show_line_box_borders(bool value) { m_should_show_line_box_borders = value; }
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Function<void(const String& href, const String& target, unsigned modifiers)> on_link_click;
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Function<void(const String& href, const Gfx::IntPoint& screen_position)> on_link_context_menu_request;
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Function<void(const String& href)> on_link_middle_click;
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Function<void(const String&)> on_link_hover;
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Function<void(const String&)> on_title_change;
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Function<void(const URL&)> on_load_start;
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Function<void(const Gfx::Bitmap&)> on_favicon_change;
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Function<void(const URL&)> on_url_drop;
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Function<void(Document*)> on_set_document;
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virtual bool accepts_focus() const override { return true; }
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private:
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PageView();
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Page& page() { return *m_page; }
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const Page& page() const { return *m_page; }
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virtual void resize_event(GUI::ResizeEvent&) override;
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void mousemove_event(GUI::MouseEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void mouseup_event(GUI::MouseEvent&) override;
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virtual void keydown_event(GUI::KeyEvent&) override;
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virtual void drop_event(GUI::DropEvent&) override;
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virtual void did_scroll() override;
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// ^Web::PageClient
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virtual Gfx::Palette palette() const override { return GUI::ScrollableWidget::palette(); }
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virtual void page_did_change_title(const String&) override;
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virtual void page_did_set_document_in_main_frame(Document*) override;
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virtual void page_did_start_loading(const URL&) override;
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virtual void page_did_change_selection() override;
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virtual void page_did_request_cursor_change(GUI::StandardCursor) override;
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virtual void page_did_request_link_context_menu(const Gfx::IntPoint&, const String& href, const String& target, unsigned modifiers) override;
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virtual void page_did_click_link(const String& href, const String& target, unsigned modifiers) override;
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virtual void page_did_middle_click_link(const String& href, const String& target, unsigned modifiers) override;
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virtual void page_did_enter_tooltip_area(const Gfx::IntPoint&, const String&) override;
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virtual void page_did_leave_tooltip_area() override;
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virtual void page_did_hover_link(const URL&) override;
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virtual void page_did_unhover_link() override;
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virtual void page_did_request_scroll_to_anchor(const String& fragment) override;
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virtual void page_did_invalidate(const Gfx::IntRect&) override;
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virtual void page_did_change_favicon(const Gfx::Bitmap&) override;
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virtual void page_did_layout() override;
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void layout_and_sync_size();
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bool m_should_show_line_box_borders { false };
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NonnullOwnPtr<Page> m_page;
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};
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}
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