src/FbTk/Menu.hh (raw)
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// Menu.hh for FbTk - Fluxbox Toolkit // Copyright (c) 2001 - 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net) // // Basemenu.hh for Blackbox - an X11 Window manager // Copyright (c) 1997 - 2000 Brad Hughes (bhughes at tcac.net) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // $Id: Menu.hh,v 1.8 2003/02/15 01:47:43 fluxgen Exp $ #ifndef FBTK_MENU_HH #define FBTK_MENU_HH #include <X11/Xlib.h> #include <vector> #include <string> #include "FbWindow.hh" #include "EventHandler.hh" #include "RefCount.hh" #include "Command.hh" #include "Observer.hh" #include "XLayerItem.hh" namespace FbTk { class MenuItem; class MenuTheme; class ImageControl; /// Base class for menus class Menu: public FbTk::EventHandler { public: enum Alignment{ ALIGNDONTCARE = 1, ALIGNTOP, ALIGNBOTTOM }; enum { RIGHT = 1, LEFT }; /** Bullet type */ enum { EMPTY = 0, SQUARE, TRIANGLE, DIAMOND }; Menu(MenuTheme &tm, int screen_num, ImageControl &imgctrl); virtual ~Menu(); /** @name manipulators */ //@{ /// add a menu item with a label and a command int insert(const char *label, RefCount<Command> &cmd, int pos=-1); /// add empty menu item int insert(const char *label, int pos=-1); /// add submenu int insert(const char *label, Menu *submenu, int pos= -1); /// add menu item int insert(MenuItem *item, int pos=-1); /// remove an item int remove(unsigned int item); /// remove all items void removeAll(); inline void setInternalMenu() { internal_menu = true; } inline void setAlignment(Alignment a) { m_alignment = a; } inline void setTorn() { torn = true; } inline void removeParent() { if (internal_menu) m_parent = 0; } /// raise this window virtual void raise(); /// lower this window virtual void lower(); void disableTitle(); void enableTitle(); /** @name event handlers */ //@{ void buttonPressEvent(XButtonEvent &bp); void buttonReleaseEvent(XButtonEvent &br); void motionNotifyEvent(XMotionEvent &mn); void enterNotifyEvent(XCrossingEvent &en); void leaveNotifyEvent(XCrossingEvent &ce); void exposeEvent(XExposeEvent &ee); //@} void reconfigure(); /// set label string void setLabel(const char *labelstr); /// move menu to x,y void move(int x, int y); void update(); void setItemSelected(unsigned int index, bool val); void setItemEnabled(unsigned int index, bool val); inline void setMinimumSublevels(int m) { menu.minsub = m; } virtual void drawSubmenu(unsigned int index); /// show menu virtual void show(); /// hide menu virtual void hide(); /*@}*/ /** @name accessors */ //@{ bool isTorn() const { return torn; } bool isVisible() const { return visible; } int screenNumber() const { return m_screen_num; } Window window() const { return menu.window.window(); } const std::string &label() const { return menu.label; } int x() const { return menu.x; } int y() const { return menu.y; } unsigned int width() const { return menu.width; } unsigned int height() const { return menu.height; } unsigned int numberOfItems() const { return menuitems.size(); } int currentSubmenu() const { return which_sub; } unsigned int titleHeight() const { return menu.title_h; } bool hasSubmenu(unsigned int index) const; bool isItemSelected(unsigned int index) const; bool isItemEnabled(unsigned int index) const; //@} protected: inline MenuItem *find(unsigned int index) const { return menuitems[index]; } inline void setTitleVisibility(bool b) { title_vis = b; } inline void setMovable(bool b) { movable = b; } inline void setHideTree(bool h) { hide_tree = h; } virtual void itemSelected(int button, unsigned int index) { } virtual void drawItem(unsigned int index, bool highlight = false, bool clear= false, int x= -1, int y= -1, unsigned int width= 0, unsigned int height= 0); virtual void redrawTitle(); virtual void internal_hide(); inline Menu *parent() { return m_parent; } inline const Menu *parent() const { return m_parent; } private: typedef std::vector<MenuItem *> Menuitems; const MenuTheme &m_theme; Display *m_display; const int m_screen_num; Menu *m_parent; ImageControl &m_image_ctrl; Menuitems menuitems; const unsigned int m_screen_width, m_screen_height; bool moving, visible, movable, torn, internal_menu, title_vis, shifted, hide_tree; int which_sub, which_press, which_sbl; Alignment m_alignment; int m_border_width; struct _menu { Pixmap frame_pixmap, title_pixmap, hilite_pixmap, sel_pixmap; FbTk::FbWindow window, frame, title; std::string label; int x, y, x_move, y_move, x_shift, y_shift, sublevels, persub, minsub, grab_x, grab_y; unsigned int width, height, title_h, frame_h, item_w, item_h, bevel_w, bevel_h; } menu; class ThemeObserver:public Observer { public: ThemeObserver(FbTk::Menu &menu):m_menu(menu) { } void update(FbTk::Subject *subj) { m_menu.reconfigure(); } private: Menu &m_menu; }; ThemeObserver m_themeobserver; }; }; // end namespace FbTk #endif // FBTK_MENU_HH |