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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 1.4 2003/01/10 00:46:54 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"
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);
/// 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
void raise();
/// lower this window
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);
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 windowID() 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; }
inline void setMinimumSublevels(int m) { menu.minsub = m; }
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;
};
/**
A menu item in Menu
*/
class MenuItem {
public:
MenuItem(
const char *label)
: m_label(label ? label : ""),
m_submenu(0),
m_enabled(true),
m_selected(false)
{ }
/// create a menu item with a specific command to be executed on click
MenuItem(const char *label, RefCount<Command> &cmd):
m_label(label ? label : ""),
m_submenu(0),
m_command(cmd),
m_enabled(true),
m_selected(false) {
}
MenuItem(const char *label, Menu *submenu)
: m_label(label ? label : "")
, m_submenu(submenu)
, m_enabled(true)
, m_selected(false)
{ }
void setSelected(bool selected) { m_selected = selected; }
void setEnabled(bool enabled) { m_enabled = enabled; }
Menu *submenu() { return m_submenu; }
/**
@name accessors
*/
//@{
const std::string &label() const { return m_label; }
const Menu *submenu() const { return m_submenu; }
bool isEnabled() const { return m_enabled; }
bool isSelected() const { return m_selected; }
RefCount<Command> &command() { return m_command; }
const RefCount<Command> &command() const { return m_command; }
//@}
private:
std::string m_label; ///< label of this item
Menu *m_submenu; ///< a submenu, 0 if we don't have one
RefCount<Command> m_command; ///< command to be executed
bool m_enabled, m_selected;
friend class Menu;
};
}; // end namespace FbTk
#endif // FBTK_MENU_HH
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