C++ source, ASCII text
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#ifndef GPANTHERA_LIBRARY_H
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#define GPANTHERA_LIBRARY_H
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#include <gtkmm.h>
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#include <glibmm.h>
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#include <glibmm/ustring.h>
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#include <utility>
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#include <vector>
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#include <memory>
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namespace gPanthera {
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void init();
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// Utility function to create a signal that fires when a context menu is requested
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sigc::signal<void(double, double)> add_context_menu(Gtk::Widget &widget);
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class DockStack;
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class DockWindow;
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class LayoutManager;
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class DockablePane : public Gtk::Box {
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private:
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Gtk::Label label;
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Glib::ustring name;
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Gtk::Image *icon;
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DockStack *stack;
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DockWindow *window = nullptr;
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std::unique_ptr<Gtk::HeaderBar> header;
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Gtk::Widget *child;
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Glib::RefPtr<Gio::SimpleActionGroup> action_group;
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public:
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std::shared_ptr<LayoutManager> layout;
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Glib::RefPtr<Gio::Menu> header_menu = Gio::Menu::create();
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DockStack *last_stack = nullptr;
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DockablePane(std::shared_ptr<LayoutManager> layout, Gtk::Widget &child, const Glib::ustring &name, const Glib::ustring &label, Gtk::Image *icon, DockStack *stack = nullptr, Gtk::Widget *custom_header = nullptr);
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Gtk::Stack *get_stack() const;
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Glib::ustring get_identifier() const;
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Gtk::Image *get_icon() const;
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Gtk::Label *get_label();
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void redock(DockStack *stack);
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void pop_out();
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Gtk::Widget *get_child() const;
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};
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class DockWindow : public Gtk::Window {
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private:
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DockablePane *pane;
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public:
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explicit DockWindow(DockablePane *pane);
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};
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class LayoutManager : public Glib::ObjectBase {
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private:
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public:
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std::vector<DockablePane*> panes;
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std::vector<DockStack*> stacks;
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LayoutManager();
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void add_pane(DockablePane *pane);
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void add_stack(DockStack *stack);
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void remove_pane(DockablePane *pane);
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void remove_stack(DockStack *stack);
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};
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class BaseStack : public Gtk::Stack {
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public:
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sigc::signal<void(Gtk::Widget*)> signal_child_added;
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sigc::signal<void(Gtk::Widget*)> signal_child_removed;
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BaseStack();
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void add(Gtk::Widget &child, const Glib::ustring &name);
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void remove(Gtk::Widget &child);
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void add(Gtk::Widget &child);
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void add(Gtk::Widget &child, const Glib::ustring &name, const Glib::ustring &title) = delete;
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};
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class DockStack : public BaseStack {
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private:
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public:
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std::shared_ptr<LayoutManager> layout;
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Glib::ustring name;
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explicit DockStack(std::shared_ptr<LayoutManager> layout, const Glib::ustring &name);
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void add_pane(DockablePane &child);
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};
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class DockButton : public Gtk::ToggleButton {
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private:
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sigc::connection active_style_handler;
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std::shared_ptr<Gtk::DragSource> drag_source;
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Glib::Value<DockablePane*> value;
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void update_active_style();
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public:
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DockablePane *pane;
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explicit DockButton(DockablePane *pane);
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~DockButton() override;
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};
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class DockStackSwitcher : public Gtk::Box {
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private:
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DockStack *stack;
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sigc::connection add_handler, remove_handler;
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std::shared_ptr<Gtk::DropTarget> drop_target;
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public:
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void update_buttons();
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explicit DockStackSwitcher(DockStack *stack, Gtk::Orientation orientation = Gtk::Orientation::HORIZONTAL);
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DockStack *get_stack() const;
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~DockStackSwitcher() override;
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};
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class ContentStack;
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class ContentPage;
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class ContentManager : public Glib::ObjectBase {
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private:
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ContentPage *last_operated_page = nullptr;
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public:
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ContentPage *get_last_operated_page() const;
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void set_last_operated_page(ContentPage *page);
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sigc::signal<void(ContentPage*)> signal_page_operated;
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std::vector<ContentStack*> stacks;
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ContentManager();
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void add_stack(ContentStack *stack);
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void remove_stack(ContentStack *stack);
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};
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class ContentPage : public Gtk::Overlay {
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private:
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Gtk::Widget *tab_widget;
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ContentStack *stack = nullptr;
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Gtk::Widget *child;
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public:
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std::shared_ptr<ContentManager> content_manager;
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ContentStack *last_stack = nullptr;
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ContentPage(std::shared_ptr<ContentManager> content_manager, ContentStack *stack, Gtk::Widget *child, Gtk::Widget *tab_widget);
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sigc::signal<bool()> signal_close;
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Gtk::Widget *get_tab_widget() const;
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void redock(ContentStack *stack);
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void set_tab_widget(Gtk::Widget *tab_widget);
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ContentStack *get_stack() const;
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void lose_visibility();
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};
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class ContentTab : public Gtk::ToggleButton {
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private:
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std::shared_ptr<Gtk::DragSource> drag_source;
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std::shared_ptr<Gtk::DropTarget> drop_target;
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Glib::Value<ContentPage*> value;
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Glib::RefPtr<Gio::Menu> context_menu = Gio::Menu::create();
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sigc::connection drag_end_handler;
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sigc::connection drag_cancel_handler;
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void update_active_style();
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sigc::connection active_style_handler;
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public:
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explicit ContentTab(ContentPage *page);
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ContentPage *page;
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~ContentTab() override;
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};
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class ContentStack : public BaseStack {
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private:
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void disable_children();
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void enable_children();
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protected:
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std::function<bool(ContentPage*)> detach_handler;
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public:
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sigc::signal<bool(ContentPage*)> signal_detach;
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std::function<bool(ContentPage*)> get_detach_handler() const;
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std::shared_ptr<ContentManager> content_manager;
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std::shared_ptr<Gtk::DropTarget> drop_target;
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sigc::signal<void()> signal_leave_empty;
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explicit ContentStack(std::shared_ptr<ContentManager> content_manager, std::function<bool(ContentPage*)> detach_handler = nullptr);
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void make_paned(Gtk::Orientation orientation, Gtk::PackType pack_type);
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void add_page(ContentPage &child);
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void remove_with_paned();
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};
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class ContentTabBar : public Gtk::Box {
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// Dragging a tab to an empty space should split the view;
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// dragging a tab outside the window should pop it out with user-defined behaviour
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private:
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ContentStack *stack;
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sigc::connection add_handler, remove_handler;
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std::shared_ptr<Gtk::DropTarget> drop_target;
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Gtk::ScrolledWindow *scrolled_window;
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Gtk::Box *tab_box;
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std::function<Gtk::Widget*(gPanthera::ContentTabBar*)> extra_child_function;
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public:
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void update_buttons();
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explicit ContentTabBar(ContentStack *stack, Gtk::Orientation orientation = Gtk::Orientation::HORIZONTAL, std::function<Gtk::Widget*(gPanthera::ContentTabBar*)> extra_child_function = nullptr);
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void set_orientation(Gtk::Orientation orientation);
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void set_extra_child_function(std::function<Gtk::Widget*(gPanthera::ContentTabBar*)>);
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ContentStack *get_stack() const;
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~ContentTabBar() override;
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std::function<Gtk::Widget*(gPanthera::ContentTabBar*)> get_extra_child_function() const;
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};
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class ContentNotebook : public Gtk::Box {
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private:
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ContentStack *stack;
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ContentTabBar *switcher;
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Gtk::PositionType tab_position;
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public:
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ContentNotebook(ContentStack *stack, ContentTabBar *switcher, Gtk::PositionType tab_position = Gtk::PositionType::TOP);
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Gtk::PositionType get_tab_position() const;
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ContentStack *get_stack() const;
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ContentTabBar *get_switcher() const;
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};
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class ContentWindow : public Gtk::Window {
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private:
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ContentNotebook *notebook;
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public:
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ContentWindow(ContentNotebook *notebook);
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};
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} // namespace gPanthera
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#endif // GPANTHERA_LIBRARY_H