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osd-contiki/core/ctk/ctk.h

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/**
* \addtogroup ctk
* @{
*/
/**
* \file
* CTK header file.
* \author Adam Dunkels <adam@dunkels.com>
*
* The CTK header file contains functioin declarations and definitions
* of CTK structures and macros.
*/
/*
* Copyright (c) 2002-2003, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This file is part of the Contiki desktop OS.
*
* $Id: ctk.h,v 1.2 2006/08/26 23:55:32 oliverschmidt Exp $
*
*/
#ifndef __CTK_H__
#define __CTK_H__
#include "contiki-conf.h"
#include "contiki.h"
/* Defintions for the CTK widget types. */
/**
* \addtogroup ctkdraw
* @{
*/
/** Widget number: The CTK separator widget. */
#define CTK_WIDGET_SEPARATOR 1
/** Widget number: The CTK label widget. */
#define CTK_WIDGET_LABEL 2
/** Widget number: The CTK button widget. */
#define CTK_WIDGET_BUTTON 3
/** Widget number: The CTK hyperlink widget. */
#define CTK_WIDGET_HYPERLINK 4
/** Widget number: The CTK textentry widget. */
#define CTK_WIDGET_TEXTENTRY 5
/** Widget number: The CTK bitmap widget. */
#define CTK_WIDGET_BITMAP 6
/** Widget number: The CTK icon widget. */
#define CTK_WIDGET_ICON 7
/** @} */
struct ctk_widget;
#if CTK_CONF_WIDGET_FLAGS
#define CTK_WIDGET_FLAG_INITIALIZER(x) x,
#else
#define CTK_WIDGET_FLAG_INITIALIZER(x)
#endif
/**
* \defgroup ctkappfunc CTK application functions
*
* The CTK functions used by an application program.
*
* @{
*/
/**
* Instantiating macro for the ctk_separator widget.
*
* This macro is used when instantiating a ctk_separator widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_separator sep =
{CTK_SEPARATOR(0, 0, 23)};
\endcode
* \param x The x position of the widget, relative to the widget's
* window.
* \param y The y position of the widget, relative to the widget's
* window.
* \param w The widget's width.
*/
#define CTK_SEPARATOR(x, y, w) \
NULL, NULL, x, y, CTK_WIDGET_SEPARATOR, w, 1, CTK_WIDGET_FLAG_INITIALIZER(0)
struct ctk_separator {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
};
/**
* Instantiating macro for the ctk_button widget.
*
* This macro is used when instantiating a ctk_button widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_button but =
{CTK_BUTTON(0, 0, 2, "Ok")};
\endcode
* \param x The x position of the widget, relative to the widget's
* window.
* \param y The y position of the widget, relative to the widget's
* window.
* \param w The widget's width.
* \param text The button text.
*/
#define CTK_BUTTON(x, y, w, text) \
NULL, NULL, x, y, CTK_WIDGET_BUTTON, w, 1, CTK_WIDGET_FLAG_INITIALIZER(0) text
struct ctk_button {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *text;
};
/**
* Instantiating macro for the ctk_label widget.
*
* This macro is used when instantiating a ctk_label widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_label lab =
{CTK_LABEL(0, 0, 5, 1, "Label")};
\endcode
* \param x The x position of the widget, relative to the widget's
* window.
* \param y The y position of the widget, relative to the widget's
* window.
* \param w The widget's width.
* \param h The height of the label.
* \param text The label text.
*/
#define CTK_LABEL(x, y, w, h, text) \
NULL, NULL, x, y, CTK_WIDGET_LABEL, w, h, CTK_WIDGET_FLAG_INITIALIZER(0) text,
struct ctk_label {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *text;
};
/**
* Instantiating macro for the ctk_hyperlink widget.
*
* This macro is used when instantiating a ctk_hyperlink widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_hyperlink hlink =
{CTK_HYPERLINK(0, 0, 7, "Contiki", "http://dunkels.com/adam/contiki/")};
\endcode
* \param x The x position of the widget, relative to the widget's
* window.
* \param y The y position of the widget, relative to the widget's
* window.
* \param w The widget's width.
* \param text The hyperlink text.
* \param url The hyperlink URL.
*/
#define CTK_HYPERLINK(x, y, w, text, url) \
NULL, NULL, x, y, CTK_WIDGET_HYPERLINK, w, 1, CTK_WIDGET_FLAG_INITIALIZER(0) text, url
struct ctk_hyperlink {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *text;
char *url;
};
/* Editing modes of the CTK textentry widget. */
#define CTK_TEXTENTRY_NORMAL 0 /**< \internal Textentry state: not
edited. */
#define CTK_TEXTENTRY_EDIT 1 /**< \internal Textentry state:
currenly being edited. */
/**
* Clears a text entry widget and sets the cursor to the start of the
* text line.
*
* \param e The text entry widget to be cleared.
*/
#define CTK_TEXTENTRY_CLEAR(e) \
do { memset((e)->text, 0, (e)->h * ((e)->len + 1)); \
(e)->xpos = 0; (e)->ypos = 0; } while(0)
#ifdef CTK_ARCH_KEY_T
typedef CTK_ARCH_KEY_T ctk_arch_key_t;
#else /* CTK_ARCH_KEY_T */
typedef char ctk_arch_key_t;
#endif /* CTK_ARCH_KEY_T */
struct ctk_textentry;
typedef unsigned char (* ctk_textentry_input)(ctk_arch_key_t c,
struct ctk_textentry *t);
/**
* Instantiating macro for the ctk_textentry widget.
*
* This macro is used when instantiating a ctk_textentry widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_textentry tentry =
{CTK_TEXTENTRY(0, 0, 30, 1, textbuffer, 50)};
\endcode
* \note The height of the text entry widget is obsolete and not
* intended to be used.
*
* \param x The x position of the widget, relative to the widget's
* window.
* \param y The y position of the widget, relative to the widget's
* window.
* \param w The widget's width.
* \param h The text entry height (obsolete).
* \param text A pointer to the buffer that should be edited.
* \param len The length of the text buffer
*/
#define CTK_TEXTENTRY(x, y, w, h, text, len) \
NULL, NULL, x, y, CTK_WIDGET_TEXTENTRY, w, 1, CTK_WIDGET_FLAG_INITIALIZER(0) text, len, \
CTK_TEXTENTRY_NORMAL, 0, 0, NULL
#define CTK_TEXTENTRY_INPUT(x, y, w, h, text, len, input) \
NULL, NULL, x, y, CTK_WIDGET_TEXTENTRY, w, h, CTK_WIDGET_FLAG_INITIALIZER(0) text, len, \
CTK_TEXTENTRY_NORMAL, 0, 0, (ctk_textentry_input)input
struct ctk_textentry {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *text;
unsigned char len;
unsigned char state;
unsigned char xpos, ypos;
ctk_textentry_input input;
};
#if CTK_CONF_ICON_BITMAPS
#define CTK_ICON_BITMAP(bitmap) bitmap
#else
#define CTK_ICON_BITMAP(bitmap) NULL
#endif
#if CTK_CONF_ICON_TEXTMAPS
#define CTK_ICON_TEXTMAP(textmap) textmap
#else
#define CTK_ICON_TEXTMAP(textmap) NULL
#endif
/**
* Instantiating macro for the ctk_icon widget.
*
* This macro is used when instantiating a ctk_icon widget and is
* intended to be used together with a struct assignment like this:
\code
struct ctk_icon icon =
{CTK_ICON("An icon", bitmapptr, textmapptr)};
\endcode
* \param title The icon's text.
* \param bitmap A pointer to the icon's bitmap image.
* \param textmap A pointer to the icon's text version of the bitmap.
*/
#define CTK_ICON(title, bitmap, textmap) \
NULL, NULL, 0, 0, CTK_WIDGET_ICON, 2, 4, CTK_WIDGET_FLAG_INITIALIZER(0) \
title, PROCESS_NONE, \
CTK_ICON_BITMAP(bitmap), CTK_ICON_TEXTMAP(textmap)
struct ctk_icon {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *title;
struct process *owner;
unsigned char *bitmap;
char *textmap;
};
#define CTK_BITMAP(x, y, w, h, bitmap, bitmap_width, bitmap_height) \
NULL, NULL, x, y, CTK_WIDGET_BITMAP, w, h, \
CTK_WIDGET_FLAG_INITIALIZER(0) bitmap, bitmap_width, bitmap_height
struct ctk_bitmap {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
unsigned char *bitmap;
unsigned short bw, bh;
};
#define CTK_TEXTMAP_NORMAL 0
#define CTK_TEXTMAP_ACTIVE 1
#define CTK_TEXTMAP(x, y, w, h, textmap) \
NULL, NULL, x, y, CTK_WIDGET_LABEL, w, h, CTK_WIDGET_FLAG_INITIALIZER(0) text, CTK_TEXTMAP_NORMAL
struct ctk_textmap {
struct ctk_widget *next;
struct ctk_window *window;
unsigned char x, y;
unsigned char type;
unsigned char w, h;
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
char *textmap;
unsigned char state;
};
/**
* \internal The CTK button widget structure.
*/
struct ctk_widget_button {
char *text; /**< The button text. */
};
/**
* \internal The CTK label widget structure.
*/
struct ctk_widget_label {
char *text; /**< The label text. */
};
/**
* \internal The CTK hyperlink widget structure.
*/
struct ctk_widget_hyperlink {
char *text; /**< The text of the hyperlink. */
char *url; /**< The hyperlink's URL. */
};
struct ctk_widget_textentry {
char *text;
unsigned char len;
unsigned char state;
unsigned char xpos, ypos;
ctk_textentry_input input;
};
struct ctk_widget_icon {
char *title;
struct process *owner;
unsigned char *bitmap;
char *textmap;
};
struct ctk_widget_bitmap {
unsigned char *bitmap;
unsigned short bw, bh;
};
/** @} */
/**
* \addtogroup ctkdraw
* @{
*/
/**
* The generic CTK widget structure that contains all other widget
* structures.
*
* Since the widgets of a window are arranged on a linked list, the
* widget structure contains a next pointer which is used for this
* purpose. The widget structure also contains the placement and the
* size of the widget.
*
* Finally, the actual per-widget structure is contained in this
* top-level widget structure.
*/
struct ctk_widget {
struct ctk_widget *next; /**< The next widget in the linked list
of widgets that is contained in the
ctk_window structure. */
struct ctk_window *window; /**< The window in which the widget is
contained. */
unsigned char x, /**< The x position of the widget within
the containing window, in character
coordinates. */
y; /**< The y position of the widget within
the containing window, in character
coordinates. */
unsigned char type; /**< The type of the widget:
CTK_WIDGET_SEPARATOR,
CTK_WIDGET_LABEL, CTK_WIDGET_BUTTON,
CTK_WIDGET_HYPERLINK,
CTK_WIDGET_TEXTENTRY,
CTK_WIDGET_BITMAP or
CTK_WIDGET_ICON. */
unsigned char w, /**< The width of the widget in character
coordinates. */
h; /**< The height of the widget in
character coordinates. */
#if CTK_CONF_WIDGET_FLAGS
unsigned char flags;
#endif /* CTK_CONF_WIDGET_FLAGS */
union {
struct ctk_widget_label label;
struct ctk_widget_button button;
struct ctk_widget_hyperlink hyperlink;
struct ctk_widget_textentry textentry;
struct ctk_widget_icon icon;
struct ctk_widget_bitmap bitmap;
} widget; /**< The union which contains the actual
widget structure, as determined by the
type field. */
};
struct ctk_desktop;
#define CTK_WIDGET_FLAG_NONE 0
#define CTK_WIDGET_FLAG_MONOSPACE 1
#define CTK_WIDGET_FLAG_CENTER 2
#if CTK_CONF_WIDGET_FLAGS
#define CTK_WIDGET_SET_FLAG(w, f) ((struct ctk_widget *)(w))->flags = (f)
#else /* CTK_CONF_WIDGET_FLAGS */
#define CTK_WIDGET_SET_FLAG(w, f)
#endif /* CTK_CONF_WIDGET_FLAGS */
/**
* Representation of a CTK window.
*
* For the CTK, each window is repessented by a ctk_window
* structure. All open windows are kept on a doubly linked list,
* linked by the next and prev fields in the ctk_window struct. The
* window structure holds all widgets that is contained in the window
* as well as a pointer to the currently selected widget.
*
*/
struct ctk_window {
struct ctk_window *next, /**< The next window in the doubly linked
list of open windows. */
*prev; /**< The previous window in the doubly
linked list of open windows. */
struct ctk_desktop *desktop;/**< The desktop on which this window is
open. */
struct process *owner; /**< The process that owns the
window. This process will be the
receiver of all CTK signals that
pertain to this window. */
char *title; /**< The title of the window. Used for
constructing the "Dekstop" menu. */
unsigned char titlelen; /**< The length of the title, cached for
speed reasons. */
#if CTK_CONF_WINDOWCLOSE
struct ctk_button closebutton; /**< The closebutton. This is also
present in the list of active
widgets. */
#else /* CTK_CONF_WINDOWCLOSE */
struct ctk_label closebutton;
#endif /* CTK_CONF_WINDOWCLOSE */
#if CTK_CONF_WINDOWMOVE
struct ctk_button titlebutton;/**< The titlebutton which is used for
moving the window. This is also
present in the list of active
widgets. */
#else /* CTK_CONF_WINDOWMOVE */
struct ctk_label titlebutton;
#endif /* CTK_CONF_WINDOWMOVE */
unsigned char x, /**< The x coordinate of the window, in
characters. */
y; /**< The y coordinate of the window, in
characters. */
unsigned char w, /**< The width of the window, excluding
window borders. */
h; /**< The height of the window,
excluding window borders. */
struct ctk_widget *inactive; /**< The list if widgets that cannot be
selected by the user. Labels and
separator widgets are placed on this
list. */
struct ctk_widget *active; /**< The list of widgets that can be
selected by the user. Buttons,
hyperlinks, text entry fields, etc.,
are placed on this list. */
struct ctk_widget *focused; /**< A pointer to the widget on the
active list that is currently
selected, or NULL if no widget is
selected. */
};
/**
* Representation of an individual menu item.
*/
struct ctk_menuitem {
char *title; /**< The menu items text. */
unsigned char titlelen;/**< The length of the item text, cached for
speed. */
};
#ifdef CTK_CONF_MAXMENUITEMS
#define CTK_MAXMENUITEMS CTK_CONF_MAXMENUITEMS
#else
#define CTK_MAXMENUITEMS 8
#endif
/**
* Representation of an individual menu.
*/
struct ctk_menu {
struct ctk_menu *next; /**< Apointer to the next menu, or is NULL if
this is the last menu, and should be used
by the ctk-draw module when stepping
through the menus when drawing them on
screen. */
char *title; /**< The menu title. */
unsigned char titlelen;/**< The length of the title in
characters. Cached for speed reasons. */
#if CC_UNSIGNED_CHAR_BUGS
unsigned int nitems;
unsigned int active;
#else /* CC_UNSIGNED_CHAR_BUGS */
unsigned char nitems; /**< The total number of menu items in the
menu. */
unsigned char active; /**< The currently active menu item. */
#endif /* CC_UNSIGNED_CHAR_BUGS */
struct ctk_menuitem items[CTK_MAXMENUITEMS];
/**< The array which contains all the menu
items. */
};
/**
* Representation of the menu bar.
*/
struct ctk_menus {
struct ctk_menu *menus; /**< A pointer to a linked list of all
menus, including the open menu and
the desktop menu.*/
struct ctk_menu *open; /**< The currently open menu, if
any. If all menus are closed, this
item is NULL: */
struct ctk_menu *desktopmenu; /**< A pointer to the "Desktop" menu
that can be used for drawing the
desktop menu in a special way (such
as drawing it at the rightmost
position). */
};
/** @} */
/**
* \internal The structure describing a Contiki desktop.
*/
struct ctk_desktop {
char *name; /**< The name of the desktop. */
struct ctk_window desktop_window; /**< The background window which
contains tha desktop icons. */
struct ctk_window *windows; /**< The list of open windows. */
struct ctk_window *dialog; /**< A pointer to the open dialog, or
NULL if no dialog is open. */
#if CTK_CONF_MENUS
struct ctk_menus menus; /**< The list of desktop menus. */
struct ctk_menu *lastmenu; /**< Pointer to the menu that was last open. */
struct ctk_menu desktopmenu;/**< The desktop menu. */
#endif /* CTK_CONF_MENUS */
unsigned char height, /**< The height of the desktop, in characters. */
width; /**< The width of the desktop, in characters. */
#define CTK_REDRAW_NONE 0 /**< \internal Redraw flag: nothing
to be redrawn. */
#define CTK_REDRAW_ALL 1 /**< \internal Redraw flag:
everything should be redrawn. */
#define CTK_REDRAW_WINDOWS 2 /**< \internal Redraw flag: redraw
windows in queue.*/
#define CTK_REDRAW_WIDGETS 4 /**< \internal Redraw flag: redraw
widgets in queue. */
#define CTK_REDRAW_MENUS 8 /**< \internal Redraw flag: redraw
menus. */
#define CTK_REDRAW_PART 16 /**< \internal Redraw flag: redraw
parts of the desktop. */
#ifndef CTK_CONF_MAX_REDRAWWIDGETS
#define CTK_CONF_MAX_REDRAWWIDGETS 8
#endif /* CTK_CONF_MAX_REDRAWWIDGETS */
#ifndef CTK_CONF_MAX_REDRAWWINDOWS
#define CTK_CONF_MAX_REDRAWWINDOWS 8
#endif /* CTK_CONF_MAX_REDRAWWINDOWS */
unsigned char redraw; /**< The redraw flag. */
struct ctk_widget *redraw_widgets[CTK_CONF_MAX_REDRAWWIDGETS]; /**< The list of widgets to be redrawn. */
unsigned char redraw_widgetptr; /**< Pointer to the last widget on the redraw_widgets list. */
struct ctk_window *redraw_windows[CTK_CONF_MAX_REDRAWWINDOWS]; /**< The list of windows to be redrawn. */
unsigned char redraw_windowptr; /**< Pointer to the last window on the redraw_windows list. */
unsigned char redraw_y1, /**< The lower y bound of the area to be redrawn if CTK_REDRAW_PART is flagged. */
redraw_y2; /**< The upper y bound of the area to be redrawn if CTK_REDRAW_PART is flagged. */
};
/* Global CTK modes. */
#define CTK_MODE_NORMAL 0
#define CTK_MODE_WINDOWMOVE 1
#define CTK_MODE_SCREENSAVER 2
#define CTK_MODE_EXTERNAL 3
/* General ctk functions. */
PROCESS_NAME(ctk_process);
void ctk_init(void);
void ctk_restore(void);
void ctk_mode_set(unsigned char mode);
unsigned char ctk_mode_get(void);
/*void ctk_redraw(void);*/
/* Functions for manipulating windows. */
CCIF void ctk_window_new(struct ctk_window *window,
unsigned char w, unsigned char h,
char *title);
CCIF void ctk_window_clear(struct ctk_window *w);
CCIF void ctk_window_open(struct ctk_window *w);
#define ctk_window_move(w,xpos,ypos) do { (w)->x=xpos; (w)->y=ypos; } while(0)
CCIF void ctk_window_close(struct ctk_window *w);
CCIF void ctk_window_redraw(struct ctk_window *w);
#define ctk_window_isopen(w) ((w)->next != NULL)
/* Functions for manipulating dialogs. */
CCIF void ctk_dialog_new(struct ctk_window *window,
unsigned char w, unsigned char h);
CCIF void ctk_dialog_open(struct ctk_window *d);
CCIF void ctk_dialog_close(void);
/* Functions for manipulating menus. */
CCIF void ctk_menu_new(struct ctk_menu *menu, char *title);
CCIF void ctk_menu_add(struct ctk_menu *menu);
CCIF void ctk_menu_remove(struct ctk_menu *menu);
CCIF unsigned char ctk_menuitem_add(struct ctk_menu *menu, char *name);
/* Functions for icons. */
/**
* \addtogroup ctkappfunc
* @{
*/
/**
* Add an icon to the desktop.
*
* \param icon The icon to be added.
*
* \param p The process ID of the process that owns the icon.
*/
#define CTK_ICON_ADD(icon, p) ctk_icon_add((struct ctk_widget *)icon, p)
void ctk_icon_add(struct ctk_widget *icon, struct process *p);
/* Functions for manipulating widgets. */
/**
* Add a widget to a window.
*
* \param win The window to which the widget should be added.
* \param widg The widget to be added.
*/
#define CTK_WIDGET_ADD(win, widg) \
ctk_widget_add(win, (struct ctk_widget *)widg)
CCIF void CC_FASTCALL ctk_widget_add(struct ctk_window *window,
struct ctk_widget *widget);
/**
* Set focus to a widget.
*
* \param win The widget's window.
* \param widg The widget
*/
#define CTK_WIDGET_FOCUS(win, widg) \
(win)->focused = (struct ctk_widget *)(widg)
/**
* Add a widget to the redraw queue.
*
* \param widg The widget to be redrawn.
*/
#define CTK_WIDGET_REDRAW(widg) \
ctk_widget_redraw((struct ctk_widget *)widg)
CCIF void ctk_widget_redraw(struct ctk_widget *w);
/**
* Obtain the type of a widget.
*
* \param w The widget.
*/
#define CTK_WIDGET_TYPE(w) ((w)->type)
/**
* Sets the width of a widget.
*
* \param widget The widget.
* \param width The width of the widget, in characters.
*/
#define CTK_WIDGET_SET_WIDTH(widget, width) do { \
((struct ctk_widget *)(widget))->w = (width); } while(0)
/**
* Retrieves the x position of a widget, relative to the window in
* which the widget is contained.
*
* \param w The widget.
* \return The x position of the widget.
*/
#define CTK_WIDGET_XPOS(w) (((struct ctk_widget *)(w))->x)
/**
* Sets the x position of a widget, relative to the window in
* which the widget is contained.
*
* \param w The widget.
* \param xpos The x position of the widget.
*/
#define CTK_WIDGET_SET_XPOS(w, xpos) \
((struct ctk_widget *)(w))->x = (xpos)
/**
* Retrieves the y position of a widget, relative to the window in
* which the widget is contained.
*
* \param w The widget.
* \return The y position of the widget.
*/
#define CTK_WIDGET_YPOS(w) (((struct ctk_widget *)(w))->y)
/**
* Sets the y position of a widget, relative to the window in
* which the widget is contained.
*
* \param w The widget.
* \param ypos The y position of the widget.
*/
#define CTK_WIDGET_SET_YPOS(w, ypos) \
((struct ctk_widget *)(w))->y = (ypos)
/* XXX: should be removed.
#define ctk_textentry_set_height(w, height) \
(w)->widget.textentry.h = (height)
*/
/** \def ctk_label_set_height(w, height)
* \brief Set the height of a label.
*
* \param w The CTK label widget.
* \param height The new height of the label.
*/
#define ctk_label_set_height(w, height) \
(w)->widget.label.h = (height)
/**
* Set the text of a label.
*
* \param l The CTK label widget.
* \param t The new text of the label.
*/
#define ctk_label_set_text(l, t) (l)->text = (t)
/**
* Set the text of a button.
*
* \param b The CTK button widget.
* \param t The new text of the button.
*/
#define ctk_button_set_text(b, t) (b)->text = (t)
#define ctk_bitmap_set_bitmap(b, m) (b)->bitmap = (m)
#define CTK_BUTTON_NEW(widg, xpos, ypos, width, buttontext) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_BUTTON; \
(widg)->x = (xpos); \
(widg)->y = (ypos); \
(widg)->w = (width); \
(widg)->h = 1; \
(widg)->text = (buttontext); \
} while(0)
#define CTK_LABEL_NEW(widg, xpos, ypos, width, height, labeltext) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_LABEL; \
(widg)->x = (xpos); \
(widg)->y = (ypos); \
(widg)->w = (width); \
(widg)->h = (height); \
(widg)->text = (labeltext); \
} while(0)
#define CTK_BITMAP_NEW(widg, xpos, ypos, width, height, bmap) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_BITMAP; \
(widg)->x = (xpos); \
(widg)->y = (ypos); \
(widg)->w = (width); \
(widg)->h = (height); \
(widg)->bitmap = (bmap); \
} while(0)
#define CTK_TEXTENTRY_NEW(widg, xxpos, yypos, width, height, textptr, textlen) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_TEXTENTRY; \
(widg)->x = (xxpos); \
(widg)->y = (yypos); \
(widg)->w = (width); \
(widg)->h = 1; \
(widg)->text = (textptr); \
(widg)->len = (textlen); \
(widg)->state = CTK_TEXTENTRY_NORMAL; \
(widg)->xpos = 0; \
(widg)->ypos = 0; \
(widg)->input = NULL; \
} while(0)
#define CTK_TEXTENTRY_INPUT_NEW(widg, xxpos, yypos, width, height, textptr, textlen, iinput) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_TEXTENTRY; \
(widg)->x = (xxpos); \
(widg)->y = (yypos); \
(widg)->w = (width); \
(widg)->h = (height); \
(widg)->text = (textptr); \
(widg)->len = (textlen); \
(widg)->state = CTK_TEXTENTRY_NORMAL; \
(widg)->xpos = 0; \
(widg)->ypos = 0; \
(widg)->input = (ctk_textentry_input)(iinput); \
} while(0)
#define CTK_HYPERLINK_NEW(widg, xpos, ypos, width, linktext, linkurl) \
do { (widg)->window = NULL; \
(widg)->next = NULL; \
(widg)->type = CTK_WIDGET_HYPERLINK; \
(widg)->x = (xpos); \
(widg)->y = (ypos); \
(widg)->w = (width); \
(widg)->h = 1; \
(widg)->text = (linktext); \
(widg)->url = (linkurl); \
} while(0)
/* Desktop interface. */
void ctk_desktop_redraw(struct ctk_desktop *d);
CCIF unsigned char ctk_desktop_width(struct ctk_desktop *d);
unsigned char ctk_desktop_height(struct ctk_desktop *d);
/* Signals. */
CCIF extern process_event_t ctk_signal_keypress,
ctk_signal_widget_activate,
ctk_signal_widget_select,
ctk_signal_timer,
ctk_signal_menu_activate,
ctk_signal_window_close,
ctk_signal_pointer_move,
ctk_signal_pointer_button;
#if CTK_CONF_SCREENSAVER
extern process_event_t ctk_signal_screensaver_stop,
ctk_signal_screensaver_start;
extern unsigned short ctk_screensaver_timeout;
/**
* Set the screensaver timeout, in seconds.
*
* \param t The timeout in seconds.
*/
#define CTK_SCREENSAVER_SET_TIMEOUT(t) ctk_screensaver_timeout = (t)
/**
* Obtain the screensaver timeout, in seconds.
*
* \raturn The timeout in seconds.
*/
#define CTK_SCREENSAVER_TIMEOUT() ctk_screensaver_timeout
#endif /* CTK_CONF_SCREENSAVER */
/* These should no longer be used: */
CCIF extern process_event_t ctk_signal_button_activate,
ctk_signal_button_hover,
ctk_signal_hyperlink_activate,
ctk_signal_hyperlink_hover;
/** @} */
/**
* \addtogroup ctkdraw
* @{
*/
/* Focus flags */
/** Widget focus flag: no focus. */
#define CTK_FOCUS_NONE 0
/** Widget focus flag: widget has focus. */
#define CTK_FOCUS_WIDGET 1
/** Widget focus flag: widget's window is the foremost one. */
#define CTK_FOCUS_WINDOW 2
/** Widget focus flag: widget is in a dialog. */
#define CTK_FOCUS_DIALOG 4
/** @} */
/** @} */
/** @} */
#endif /* __CTK_H__ */
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