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weechat/src/gui/curses/gui-curses-window.c
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/*
* gui-curses-window.c - window display functions for Curses GUI
*
* Copyright (C) 2003-2017 Sébastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <ctype.h>
#include <stdarg.h>
#include <libgen.h>
#include <sys/ioctl.h>
#include <termios.h>
#include "../../core/weechat.h"
#include "../../core/wee-config.h"
#include "../../core/wee-eval.h"
#include "../../core/wee-hook.h"
#include "../../core/wee-log.h"
#include "../../core/wee-string.h"
#include "../../plugins/plugin.h"
#include "../gui-window.h"
#include "../gui-bar.h"
#include "../gui-bar-window.h"
#include "../gui-buffer.h"
#include "../gui-chat.h"
#include "../gui-color.h"
#include "../gui-cursor.h"
#include "../gui-hotlist.h"
#include "../gui-input.h"
#include "../gui-key.h"
#include "../gui-layout.h"
#include "../gui-line.h"
#include "../gui-main.h"
#include "../gui-mouse.h"
#include "../gui-nicklist.h"
#include "gui-curses.h"
#define GUI_WINDOW_MAX_SAVED_STYLES 32
int gui_window_current_style_fg; /* current foreground color */
int gui_window_current_style_bg; /* current background color */
int gui_window_current_color_attr; /* attr sum of last color(s) used */
int gui_window_current_emphasis; /* 1 if text emphasis is enabled */
struct t_gui_window_saved_style gui_window_saved_style[GUI_WINDOW_MAX_SAVED_STYLES];
/* circular list of saved styles */
int gui_window_saved_style_index = 0; /* index in list of savec styles */
/*
* Gets screen width (terminal width in chars for Curses).
*/
int
gui_window_get_width ()
{
return gui_term_cols;
}
/*
* Gets screen height (terminal height in chars for Curses).
*/
int
gui_window_get_height ()
{
return gui_term_lines;
}
/*
* Reads terminal size.
*/
void
gui_window_read_terminal_size ()
{
struct winsize size;
int new_width, new_height;
if (ioctl (fileno (stdout), TIOCGWINSZ, &size) == 0)
{
resizeterm (size.ws_row, size.ws_col);
gui_term_cols = size.ws_col;
gui_term_lines = size.ws_row;
}
else
{
getmaxyx (stdscr, new_height, new_width);
gui_term_cols = new_width;
gui_term_lines = new_height;
}
}
/*
* Initializes Curses windows.
*
* Returns:
* 1: OK
* 0: error
*/
int
gui_window_objects_init (struct t_gui_window *window)
{
struct t_gui_window_curses_objects *new_objects;
new_objects = malloc (sizeof (*new_objects));
if (new_objects)
{
window->gui_objects = new_objects;
GUI_WINDOW_OBJECTS(window)->win_chat = NULL;
GUI_WINDOW_OBJECTS(window)->win_separator_horiz = NULL;
GUI_WINDOW_OBJECTS(window)->win_separator_vertic = NULL;
return 1;
}
return 0;
}
/*
* Frees Curses windows for a window.
*/
void
gui_window_objects_free (struct t_gui_window *window, int free_separators)
{
if (!window)
return;
if (GUI_WINDOW_OBJECTS(window)->win_chat)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_chat);
GUI_WINDOW_OBJECTS(window)->win_chat = NULL;
}
if (free_separators)
{
if (GUI_WINDOW_OBJECTS(window)->win_separator_horiz)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_separator_horiz);
GUI_WINDOW_OBJECTS(window)->win_separator_horiz = NULL;
}
if (GUI_WINDOW_OBJECTS(window)->win_separator_vertic)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_separator_vertic);
GUI_WINDOW_OBJECTS(window)->win_separator_vertic = NULL;
}
}
}
/*
* Clears a Curses window.
*/
void
gui_window_clear (WINDOW *window, int fg, int bg)
{
int attrs;
if (!gui_init_ok)
return;
attrs = gui_color_get_extended_attrs (fg);
if ((fg > 0) && (fg & GUI_COLOR_EXTENDED_FLAG))
fg &= GUI_COLOR_EXTENDED_MASK;
else
fg = gui_weechat_colors[fg & GUI_COLOR_EXTENDED_MASK].foreground;
if ((bg > 0) && (bg & GUI_COLOR_EXTENDED_FLAG))
bg &= GUI_COLOR_EXTENDED_MASK;
else
bg = gui_weechat_colors[bg & GUI_COLOR_EXTENDED_MASK].background;
wbkgdset (window, ' ' | COLOR_PAIR (gui_color_get_pair (fg, bg)) | attrs);
werase (window);
wmove (window, 0, 0);
}
/*
* Clears until end of line with current background.
*/
void
gui_window_clrtoeol (WINDOW *window)
{
wbkgdset (window,
' ' | COLOR_PAIR (gui_color_get_pair (gui_window_current_style_fg,
gui_window_current_style_bg)));
wclrtoeol (window);
}
/*
* Saves current style.
*/
void
gui_window_save_style (WINDOW *window)
{
struct t_gui_window_saved_style *ptr_saved_style;
attr_t *ptr_attrs;
short *ptr_pair;
/* get pointer on saved style */
ptr_saved_style = &gui_window_saved_style[gui_window_saved_style_index];
/* save current style */
ptr_saved_style->style_fg = gui_window_current_style_fg;
ptr_saved_style->style_bg = gui_window_current_style_bg;
ptr_saved_style->color_attr = gui_window_current_color_attr;
ptr_saved_style->emphasis = gui_window_current_emphasis;
ptr_attrs = &ptr_saved_style->attrs;
ptr_pair = &ptr_saved_style->pair;
wattr_get (window, ptr_attrs, ptr_pair, NULL);
/* increment style index (circular list) */
gui_window_saved_style_index++;
if (gui_window_saved_style_index >= GUI_WINDOW_MAX_SAVED_STYLES)
gui_window_saved_style_index = 0;
}
/*
* Restores style values.
*/
void
gui_window_restore_style (WINDOW *window)
{
struct t_gui_window_saved_style *ptr_saved_style;
/* decrement style index (circular list) */
gui_window_saved_style_index--;
if (gui_window_saved_style_index < 0)
gui_window_saved_style_index = GUI_WINDOW_MAX_SAVED_STYLES - 1;
/* get pointer on saved style */
ptr_saved_style = &gui_window_saved_style[gui_window_saved_style_index];
/* restore style */
gui_window_current_style_fg = ptr_saved_style->style_fg;
gui_window_current_style_bg = ptr_saved_style->style_bg;
gui_window_current_color_attr = ptr_saved_style->color_attr;
gui_window_current_emphasis = ptr_saved_style->emphasis;
wattr_set (window, ptr_saved_style->attrs, ptr_saved_style->pair, NULL);
/*
* for unknown reason, the wattr_set function sometimes
* fails to set the color pair under FreeBSD, so we force
* it again with wcolor_set
*/
wcolor_set (window, ptr_saved_style->pair, NULL);
}
/*
* Resets style (color and attr) with a WeeChat color for a window.
*/
void
gui_window_reset_style (WINDOW *window, int weechat_color)
{
gui_window_current_style_fg = -1;
gui_window_current_style_bg = -1;
gui_window_current_color_attr = 0;
wattroff (window, A_ALL_ATTR);
wattron (window, COLOR_PAIR(gui_color_weechat_get_pair (weechat_color)) |
gui_color[weechat_color]->attributes);
}
/*
* Resets color with a WeeChat color for a window.
*/
void
gui_window_reset_color (WINDOW *window, int weechat_color)
{
gui_window_current_style_fg = gui_color[weechat_color]->foreground;
gui_window_current_style_bg = gui_color[weechat_color]->background;
wattron (window, COLOR_PAIR(gui_color_weechat_get_pair (weechat_color)) |
gui_color[weechat_color]->attributes);
}
/*
* Sets style for color.
*/
void
gui_window_set_color_style (WINDOW *window, int style)
{
gui_window_current_color_attr |= style;
wattron (window, style);
}
/*
* Removes style for color.
*/
void
gui_window_remove_color_style (WINDOW *window, int style)
{
gui_window_current_color_attr &= !style;
wattroff (window, style);
}
/*
* Sets color for a window.
*/
void
gui_window_set_color (WINDOW *window, int fg, int bg)
{
gui_window_current_style_fg = fg;
gui_window_current_style_bg = bg;
wattron (window, COLOR_PAIR(gui_color_get_pair (fg, bg)));
}
/*
* Sets WeeChat color for window.
*/
void
gui_window_set_weechat_color (WINDOW *window, int num_color)
{
int fg, bg;
if ((num_color >= 0) && (num_color < GUI_COLOR_NUM_COLORS))
{
gui_window_reset_style (window, num_color);
fg = gui_color[num_color]->foreground;
bg = gui_color[num_color]->background;
/*
* if not real white, we use default terminal foreground instead of
* white if bold attribute is set
*/
if ((fg == COLOR_WHITE) && (gui_color[num_color]->attributes & A_BOLD)
&& !CONFIG_BOOLEAN(config_look_color_real_white))
{
fg = -1;
}
if ((fg > 0) && (fg & GUI_COLOR_EXTENDED_FLAG))
fg &= GUI_COLOR_EXTENDED_MASK;
if ((bg > 0) && (bg & GUI_COLOR_EXTENDED_FLAG))
bg &= GUI_COLOR_EXTENDED_MASK;
gui_window_set_color (window, fg, bg);
}
}
/*
* Sets a custom color for a window (foreground only).
*/
void
gui_window_set_custom_color_fg (WINDOW *window, int fg)
{
int current_bg, attributes;
if (fg >= 0)
{
current_bg = gui_window_current_style_bg;
if ((fg > 0) && (fg & GUI_COLOR_EXTENDED_FLAG))
{
if (fg & GUI_COLOR_EXTENDED_BOLD_FLAG)
gui_window_set_color_style (window, A_BOLD);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_BOLD);
if (fg & GUI_COLOR_EXTENDED_REVERSE_FLAG)
gui_window_set_color_style (window, A_REVERSE);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_REVERSE);
if (fg & GUI_COLOR_EXTENDED_ITALIC_FLAG)
gui_window_set_color_style (window, A_ITALIC);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_ITALIC);
if (fg & GUI_COLOR_EXTENDED_UNDERLINE_FLAG)
gui_window_set_color_style (window, A_UNDERLINE);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_UNDERLINE);
gui_window_set_color (window,
fg & GUI_COLOR_EXTENDED_MASK,
current_bg);
}
else if ((fg & GUI_COLOR_EXTENDED_MASK) < GUI_CURSES_NUM_WEECHAT_COLORS)
{
if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_ALL_ATTR);
attributes = gui_color_get_extended_attrs (fg) |
gui_weechat_colors[fg & GUI_COLOR_EXTENDED_MASK].attributes;
gui_window_set_color_style (window, attributes);
fg = gui_weechat_colors[fg & GUI_COLOR_EXTENDED_MASK].foreground;
/*
* if not real white, we use default terminal foreground instead of
* white if bold attribute is set
*/
if ((fg == COLOR_WHITE) && (attributes & A_BOLD)
&& !CONFIG_BOOLEAN(config_look_color_real_white))
{
fg = -1;
}
gui_window_set_color (window, fg, current_bg);
}
}
}
/*
* Sets a custom color for a window (background only).
*/
void
gui_window_set_custom_color_bg (WINDOW *window, int bg)
{
int current_fg;
if (bg >= 0)
{
current_fg = gui_window_current_style_fg;
if ((bg > 0) && (bg & GUI_COLOR_EXTENDED_FLAG))
{
gui_window_set_color (window,
current_fg,
bg & GUI_COLOR_EXTENDED_MASK);
}
else if ((bg & GUI_COLOR_EXTENDED_MASK) < GUI_CURSES_NUM_WEECHAT_COLORS)
{
bg &= GUI_COLOR_EXTENDED_MASK;
gui_window_set_color (window, current_fg,
(gui_color_term_colors >= 16) ?
gui_weechat_colors[bg].background : gui_weechat_colors[bg].foreground);
}
}
}
/*
* Sets a custom color for a window (foreground and background).
*/
void
gui_window_set_custom_color_fg_bg (WINDOW *window, int fg, int bg,
int reset_attributes)
{
int attributes;
if ((fg >= 0) && (bg >= 0))
{
if ((fg > 0) && (fg & GUI_COLOR_EXTENDED_FLAG))
{
if (fg & GUI_COLOR_EXTENDED_BOLD_FLAG)
gui_window_set_color_style (window, A_BOLD);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_BOLD);
if (fg & GUI_COLOR_EXTENDED_REVERSE_FLAG)
gui_window_set_color_style (window, A_REVERSE);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_REVERSE);
if (fg & GUI_COLOR_EXTENDED_ITALIC_FLAG)
gui_window_set_color_style (window, A_ITALIC);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_ITALIC);
if (fg & GUI_COLOR_EXTENDED_UNDERLINE_FLAG)
gui_window_set_color_style (window, A_UNDERLINE);
else if (!(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_UNDERLINE);
fg &= GUI_COLOR_EXTENDED_MASK;
}
else if ((fg & GUI_COLOR_EXTENDED_MASK) < GUI_CURSES_NUM_WEECHAT_COLORS)
{
if (reset_attributes && !(fg & GUI_COLOR_EXTENDED_KEEPATTR_FLAG))
gui_window_remove_color_style (window, A_ALL_ATTR);
attributes = gui_color_get_extended_attrs (fg) |
gui_weechat_colors[fg & GUI_COLOR_EXTENDED_MASK].attributes;
gui_window_set_color_style (window, attributes);
fg = gui_weechat_colors[fg & GUI_COLOR_EXTENDED_MASK].foreground;
/*
* if not real white, we use default terminal foreground instead of
* white if bold attribute is set
*/
if ((fg == COLOR_WHITE) && (attributes & A_BOLD)
&& !CONFIG_BOOLEAN(config_look_color_real_white))
{
fg = -1;
}
}
if ((bg > 0) && (bg & GUI_COLOR_EXTENDED_FLAG))
bg &= GUI_COLOR_EXTENDED_MASK;
else
{
bg &= GUI_COLOR_EXTENDED_MASK;
bg = (gui_color_term_colors >= 16) ?
gui_weechat_colors[bg].background : gui_weechat_colors[bg].foreground;
}
gui_window_set_color (window, fg, bg);
}
}
/*
* Sets a custom color for a window (pair number).
*/
void
gui_window_set_custom_color_pair (WINDOW *window, int pair)
{
if ((pair >= 0) && (pair <= gui_color_num_pairs))
{
gui_window_remove_color_style (window, A_ALL_ATTR);
wattron (window, COLOR_PAIR(pair));
}
}
/*
* Toggles text emphasis.
*/
void
gui_window_toggle_emphasis ()
{
gui_window_current_emphasis ^= 1;
}
/*
* Emphasizes some chars already displayed in a window, either using a color
* (from config options), or by doing an exclusive or (XOR) with attributes
* (like reverse video).
*
* It is used for example when searching a string in buffer.
*/
void
gui_window_emphasize (WINDOW *window, int x, int y, int count)
{
attr_t attrs, *ptr_attrs;
short pair, *ptr_pair;
if (config_emphasized_attributes == 0)
{
/* use color for emphasis (from config) */
mvwchgat (window, y, x, count,
gui_color[GUI_COLOR_EMPHASIS]->attributes,
gui_color_weechat_get_pair (GUI_COLOR_EMPHASIS), NULL);
}
else
{
/* exclusive or (XOR) with attributes */
ptr_attrs = &attrs;
ptr_pair = &pair;
wattr_get (window, ptr_attrs, ptr_pair, NULL);
if (config_emphasized_attributes & GUI_COLOR_EXTENDED_BOLD_FLAG)
attrs ^= A_BOLD;
if (config_emphasized_attributes & GUI_COLOR_EXTENDED_REVERSE_FLAG)
attrs ^= A_REVERSE;
if (config_emphasized_attributes & GUI_COLOR_EXTENDED_ITALIC_FLAG)
attrs ^= A_ITALIC;
if (config_emphasized_attributes & GUI_COLOR_EXTENDED_UNDERLINE_FLAG)
attrs ^= A_UNDERLINE;
mvwchgat (window, y, x, count, attrs, pair, NULL);
}
/* move the cursor after the text (mvwchgat does not move cursor) */
wmove (window, y, x + count);
}
/*
* Applies foreground color code in string and moves string pointer after color
* in string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_fg (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
char str_fg[6], *error;
int fg, extra_attr, flag;
ptr_string = *string;
if (ptr_string[0] == GUI_COLOR_EXTENDED_CHAR)
{
ptr_string++;
extra_attr = 0;
while ((flag = gui_color_attr_get_flag (ptr_string[0])) > 0)
{
extra_attr |= flag;
ptr_string++;
}
if (ptr_string[0] && ptr_string[1] && ptr_string[2]
&& ptr_string[3] && ptr_string[4])
{
if (window)
{
memcpy (str_fg, ptr_string, 5);
str_fg[5] = '\0';
error = NULL;
fg = (int)strtol (str_fg, &error, 10);
if (error && !error[0])
{
gui_window_set_custom_color_fg (window,
fg | GUI_COLOR_EXTENDED_FLAG | extra_attr);
}
}
ptr_string += 5;
}
}
else
{
extra_attr = 0;
while ((flag = gui_color_attr_get_flag (ptr_string[0])) > 0)
{
extra_attr |= flag;
ptr_string++;
}
if (ptr_string[0] && ptr_string[1])
{
if (window)
{
str_fg[0] = ptr_string[0];
str_fg[1] = ptr_string[1];
str_fg[2] = '\0';
error = NULL;
fg = (int)strtol (str_fg, &error, 10);
if (error && !error[0])
{
gui_window_set_custom_color_fg (window, fg | extra_attr);
}
}
ptr_string += 2;
}
}
*string = ptr_string;
}
/*
* Applies background color code in string and moves string pointer after color
* in string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_bg (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
char str_bg[6], *error;
int bg;
ptr_string = *string;
if (ptr_string[0] == GUI_COLOR_EXTENDED_CHAR)
{
if (ptr_string[1] && ptr_string[2] && ptr_string[3]
&& ptr_string[4] && ptr_string[5])
{
if (window)
{
memcpy (str_bg, ptr_string + 1, 5);
str_bg[5] = '\0';
error = NULL;
bg = (int)strtol (str_bg, &error, 10);
if (error && !error[0])
{
gui_window_set_custom_color_bg (window,
bg | GUI_COLOR_EXTENDED_FLAG);
}
}
ptr_string += 6;
}
}
else
{
if (ptr_string[0] && ptr_string[1])
{
if (window)
{
str_bg[0] = ptr_string[0];
str_bg[1] = ptr_string[1];
str_bg[2] = '\0';
error = NULL;
bg = (int)strtol (str_bg, &error, 10);
if (error && !error[0])
{
gui_window_set_custom_color_bg (window, bg);
}
}
ptr_string += 2;
}
}
*string = ptr_string;
}
/*
* Applies foreground + background color code in string and moves string pointer
* after color in string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_fg_bg (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
char str_fg[6], str_bg[6], *error;
int fg, bg, extra_attr, flag;
ptr_string = *string;
str_fg[0] = '\0';
str_bg[0] = '\0';
fg = -1;
bg = -1;
if (ptr_string[0] == GUI_COLOR_EXTENDED_CHAR)
{
ptr_string++;
extra_attr = 0;
while ((flag = gui_color_attr_get_flag (ptr_string[0])) > 0)
{
extra_attr |= flag;
ptr_string++;
}
if (ptr_string[0] && ptr_string[1] && ptr_string[2]
&& ptr_string[3] && ptr_string[4])
{
if (window)
{
memcpy (str_fg, ptr_string, 5);
str_fg[5] = '\0';
error = NULL;
fg = (int)strtol (str_fg, &error, 10);
if (!error || error[0])
fg = -1;
else
fg |= GUI_COLOR_EXTENDED_FLAG | extra_attr;
}
ptr_string += 5;
}
}
else
{
extra_attr = 0;
while ((flag = gui_color_attr_get_flag (ptr_string[0])) > 0)
{
extra_attr |= flag;
ptr_string++;
}
if (ptr_string[0] && ptr_string[1])
{
if (window)
{
str_fg[0] = ptr_string[0];
str_fg[1] = ptr_string[1];
str_fg[2] = '\0';
error = NULL;
fg = (int)strtol (str_fg, &error, 10);
if (!error || error[0])
fg = -1;
else
fg |= extra_attr;
}
ptr_string += 2;
}
}
if (ptr_string[0] == ',')
{
ptr_string++;
if (ptr_string[0] == GUI_COLOR_EXTENDED_CHAR)
{
if (ptr_string[1] && ptr_string[2] && ptr_string[3]
&& ptr_string[4] && ptr_string[5])
{
if (window)
{
memcpy (str_bg, ptr_string + 1, 5);
str_bg[5] = '\0';
error = NULL;
bg = (int)strtol (str_bg, &error, 10);
if (!error || error[0])
bg = -1;
else
bg |= GUI_COLOR_EXTENDED_FLAG;
}
ptr_string += 6;
}
}
else
{
if (ptr_string[0] && ptr_string[1])
{
if (window)
{
str_bg[0] = ptr_string[0];
str_bg[1] = ptr_string[1];
str_bg[2] = '\0';
error = NULL;
bg = (int)strtol (str_bg, &error, 10);
if (!error || error[0])
bg = -1;
}
ptr_string += 2;
}
}
}
if (window && (fg >= 0) && (bg >= 0))
{
gui_window_set_custom_color_fg_bg (window, fg, bg, 1);
}
*string = ptr_string;
}
/*
* Applies pair color code in string and moves string pointer after color in
* string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_pair (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
char str_pair[6], *error;
int pair;
ptr_string = *string;
if ((isdigit (ptr_string[0])) && (isdigit (ptr_string[1]))
&& (isdigit (ptr_string[2])) && (isdigit (ptr_string[3]))
&& (isdigit (ptr_string[4])))
{
if (window)
{
memcpy (str_pair, ptr_string, 5);
str_pair[5] = '\0';
error = NULL;
pair = (int)strtol (str_pair, &error, 10);
if (error && !error[0])
{
gui_window_set_custom_color_pair (window, pair);
}
}
ptr_string += 5;
}
*string = ptr_string;
}
/*
* Applies weechat color code in string and moves string pointer after color in
* string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_weechat (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
char str_number[3], *error;
int weechat_color;
ptr_string = *string;
if (isdigit (ptr_string[0]) && isdigit (ptr_string[1]))
{
if (window)
{
str_number[0] = ptr_string[0];
str_number[1] = ptr_string[1];
str_number[2] = '\0';
error = NULL;
weechat_color = (int)strtol (str_number, &error, 10);
if (error && !error[0])
{
gui_window_set_weechat_color (window,
weechat_color);
}
}
ptr_string += 2;
}
*string = ptr_string;
}
/*
* Applies "set attribute" color code in string and moves string pointer after
* color in string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_set_attr (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
ptr_string = *string;
switch (ptr_string[0])
{
case GUI_COLOR_ATTR_BOLD_CHAR:
ptr_string++;
if (window)
gui_window_set_color_style (window, A_BOLD);
break;
case GUI_COLOR_ATTR_REVERSE_CHAR:
ptr_string++;
if (window)
gui_window_set_color_style (window, A_REVERSE);
break;
case GUI_COLOR_ATTR_ITALIC_CHAR:
ptr_string++;
if (window)
gui_window_set_color_style (window, A_ITALIC);
break;
case GUI_COLOR_ATTR_UNDERLINE_CHAR:
ptr_string++;
if (window)
gui_window_set_color_style (window, A_UNDERLINE);
break;
}
*string = ptr_string;
}
/*
* Applies "remove attribute" color code in string and moves string pointer
* after color in string.
*
* If window is NULL, no color is applied but string pointer is moved anyway.
*/
void
gui_window_string_apply_color_remove_attr (unsigned char **string, WINDOW *window)
{
unsigned char *ptr_string;
ptr_string = *string;
switch (ptr_string[0])
{
case GUI_COLOR_ATTR_BOLD_CHAR:
ptr_string++;
if (window)
gui_window_remove_color_style (window, A_BOLD);
break;
case GUI_COLOR_ATTR_REVERSE_CHAR:
ptr_string++;
if (window)
gui_window_remove_color_style (window, A_REVERSE);
break;
case GUI_COLOR_ATTR_ITALIC_CHAR:
ptr_string++;
if (window)
gui_window_remove_color_style (window, A_ITALIC);
break;
case GUI_COLOR_ATTR_UNDERLINE_CHAR:
ptr_string++;
if (window)
gui_window_remove_color_style (window, A_UNDERLINE);
break;
}
*string = ptr_string;
}
/*
* Calculates position and size for a buffer and subwindows.
*/
void
gui_window_calculate_pos_size (struct t_gui_window *window)
{
struct t_gui_bar_window *ptr_bar_win;
int add_top, add_bottom, add_left, add_right;
for (ptr_bar_win = window->bar_windows; ptr_bar_win;
ptr_bar_win = ptr_bar_win->next_bar_window)
{
gui_bar_window_calculate_pos_size (ptr_bar_win, window);
}
add_bottom = gui_bar_window_get_size (NULL, window, GUI_BAR_POSITION_BOTTOM);
add_top = gui_bar_window_get_size (NULL, window, GUI_BAR_POSITION_TOP);
add_left = gui_bar_window_get_size (NULL, window, GUI_BAR_POSITION_LEFT);
add_right = gui_bar_window_get_size (NULL, window, GUI_BAR_POSITION_RIGHT);
window->win_chat_x = window->win_x + add_left;
window->win_chat_y = window->win_y + add_top;
window->win_chat_width = window->win_width - add_left - add_right;
window->win_chat_height = window->win_height - add_top - add_bottom;
window->win_chat_cursor_x = window->win_x + add_left;
window->win_chat_cursor_y = window->win_y + add_top;
/* chat area too small? (not enough space left) */
if ((window->win_chat_width < 1) || (window->win_chat_height < 1))
{
/* invalidate the chat area, it will not be displayed */
window->win_chat_x = -1;
window->win_chat_y = -1;
window->win_chat_width = 0;
window->win_chat_height = 0;
window->win_chat_cursor_x = 0;
window->win_chat_cursor_y = 0;
}
}
/*
* Draws a horizontal line (like ncurses function "mvwhline", but UTF-8 chars
* are supported).
*
* If "string" is NULL or empty, the ACS_HLINE char is used (plain line).
* If "string" is not NULL and not empty, its width on screen must be exactly
* one char.
*/
void
gui_window_hline (WINDOW *window, int x, int y, int width, const char *string)
{
int i;
if (string && string[0])
{
for (i = 0; i < width; i++)
{
mvwaddstr (window, y, x + i, string);
}
}
else
{
mvwhline (window, y, x, ACS_HLINE, width);
}
}
/*
* Draws a vertical line (like ncurses function "mvwvline", but UTF-8 chars
* are supported).
*
* If "string" is NULL or empty, the ACS_VLINE char is used (plain line).
* If "string" is not NULL and not empty, its width on screen must be exactly
* one char.
*/
void
gui_window_vline (WINDOW *window, int x, int y, int height, const char *string)
{
int i;
if (string && string[0])
{
for (i = 0; i < height; i++)
{
mvwaddstr (window, y + i, x, string);
}
}
else
{
mvwvline (window, y, x, ACS_VLINE, height);
}
}
/*
* Draws window separators.
*/
void
gui_window_draw_separators (struct t_gui_window *window)
{
int separator_horizontal, separator_vertical, x, width;
/* remove separators */
if (GUI_WINDOW_OBJECTS(window)->win_separator_horiz)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_separator_horiz);
GUI_WINDOW_OBJECTS(window)->win_separator_horiz = NULL;
}
if (GUI_WINDOW_OBJECTS(window)->win_separator_vertic)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_separator_vertic);
GUI_WINDOW_OBJECTS(window)->win_separator_vertic = NULL;
}
/* check if separators must be displayed */
separator_horizontal = (CONFIG_BOOLEAN(config_look_window_separator_horizontal)
&& (window->win_y + window->win_height <
gui_window_get_height () - gui_bar_root_get_size (NULL, GUI_BAR_POSITION_BOTTOM) - 1));
separator_vertical = (CONFIG_BOOLEAN(config_look_window_separator_vertical)
&& (window->win_x > gui_bar_root_get_size (NULL, GUI_BAR_POSITION_LEFT)));
/* create/draw horizontal separator */
if (separator_horizontal)
{
x = (separator_vertical) ? window->win_x - 1 : window->win_x;
width = (separator_vertical) ? window->win_width + 1 : window->win_width;
GUI_WINDOW_OBJECTS(window)->win_separator_horiz = newwin (1,
width,
window->win_y + window->win_height,
x);
gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_separator_horiz,
GUI_COLOR_SEPARATOR);
gui_window_hline (GUI_WINDOW_OBJECTS(window)->win_separator_horiz,
0, 0, width,
CONFIG_STRING(config_look_separator_horizontal));
wnoutrefresh (GUI_WINDOW_OBJECTS(window)->win_separator_horiz);
}
/* create/draw vertical separator */
if (separator_vertical)
{
GUI_WINDOW_OBJECTS(window)->win_separator_vertic = newwin (window->win_height,
1,
window->win_y,
window->win_x - 1);
gui_window_set_weechat_color (GUI_WINDOW_OBJECTS(window)->win_separator_vertic,
GUI_COLOR_SEPARATOR);
gui_window_vline (GUI_WINDOW_OBJECTS(window)->win_separator_vertic,
0, 0, window->win_height,
CONFIG_STRING(config_look_separator_vertical));
wnoutrefresh (GUI_WINDOW_OBJECTS(window)->win_separator_vertic);
}
}
/*
* Switches to another buffer in a window.
*/
void
gui_window_switch_to_buffer (struct t_gui_window *window,
struct t_gui_buffer *buffer,
int set_last_read)
{
struct t_gui_bar_window *ptr_bar_window;
struct t_gui_buffer *old_buffer;
if (!gui_init_ok)
return;
gui_buffer_add_value_num_displayed (window->buffer, -1);
old_buffer = window->buffer;
if (window->buffer->number != buffer->number)
{
gui_buffer_last_displayed = window->buffer;
gui_window_scroll_switch (window, buffer);
if ((buffer->type == GUI_BUFFER_TYPE_FORMATTED)
&& CONFIG_BOOLEAN(config_look_scroll_bottom_after_switch))
{
window->scroll->start_line = NULL;
window->scroll->start_line_pos = 0;
window->scroll->scrolling = 0;
}
if (!gui_buffers_visited_frozen)
{
gui_buffer_visited_add (window->buffer);
gui_buffer_visited_add (buffer);
}
if (set_last_read)
{
if (window->buffer->num_displayed == 0)
{
window->buffer->lines->last_read_line = window->buffer->lines->last_line;
window->buffer->lines->first_line_not_read = 0;
}
/*
* if there is no line displayed after last read line,
* then remove the read marker
*/
if (buffer->lines->last_read_line
&& !gui_line_get_next_displayed (buffer->lines->last_read_line))
{
buffer->lines->last_read_line = NULL;
buffer->lines->first_line_not_read = 0;
}
}
}
window->buffer = buffer;
gui_buffer_set_active_buffer (buffer);
gui_buffer_compute_num_displayed ();
if (!weechat_upgrading && (old_buffer != buffer))
gui_hotlist_remove_buffer (buffer, 0);
/* remove unused bars and add missing bars in window */
gui_bar_window_remove_unused_bars (window);
gui_bar_window_add_missing_bars (window);
/* create bar windows */
for (ptr_bar_window = window->bar_windows; ptr_bar_window;
ptr_bar_window = ptr_bar_window->next_bar_window)
{
gui_bar_window_content_build (ptr_bar_window, window);
gui_bar_window_calculate_pos_size (ptr_bar_window, window);
gui_bar_window_create_win (ptr_bar_window);
}
gui_window_calculate_pos_size (window);
/* destroy Curses windows */
gui_window_objects_free (window, 0);
/* create Curses windows */
if (GUI_WINDOW_OBJECTS(window)->win_chat)
{
delwin (GUI_WINDOW_OBJECTS(window)->win_chat);
GUI_WINDOW_OBJECTS(window)->win_chat = NULL;
}
if ((window->win_chat_x >= 0) && (window->win_chat_y >= 0))
{
GUI_WINDOW_OBJECTS(window)->win_chat = newwin (window->win_chat_height,
window->win_chat_width,
window->win_chat_y,
window->win_chat_x);
}
gui_window_draw_separators (window);
gui_buffer_ask_chat_refresh (window->buffer, 2);
if (window->buffer->type == GUI_BUFFER_TYPE_FREE)
{
window->scroll->scrolling = 0;
window->scroll->lines_after = 0;
}
for (ptr_bar_window = window->bar_windows; ptr_bar_window;
ptr_bar_window = ptr_bar_window->next_bar_window)
{
ptr_bar_window->bar->bar_refresh_needed = 1;
}
if (CONFIG_BOOLEAN(config_look_read_marker_always_show)
&& set_last_read
&& !window->buffer->lines->last_read_line
&& !window->buffer->lines->first_line_not_read)
{
window->buffer->lines->last_read_line = window->buffer->lines->last_line;
}
gui_input_move_to_buffer (old_buffer, window->buffer);
if (old_buffer != buffer)
{
(void) hook_signal_send ("buffer_switch",
WEECHAT_HOOK_SIGNAL_POINTER, buffer);
}
}
/*
* Switches to another window.
*/
void
gui_window_switch (struct t_gui_window *window)
{
struct t_gui_window *old_window;
int changes;
if (gui_current_window == window)
return;
old_window = gui_current_window;
gui_current_window = window;
/* remove unused bars and add missing bars in window */
changes = gui_bar_window_remove_unused_bars (old_window)
|| gui_bar_window_add_missing_bars (old_window);
if (changes)
{
gui_current_window = old_window;
gui_window_switch_to_buffer (gui_current_window,
gui_current_window->buffer, 1);
gui_current_window = window;
}
gui_window_switch_to_buffer (gui_current_window,
gui_current_window->buffer, 1);
old_window->refresh_needed = 1;
gui_input_move_to_buffer (old_window->buffer, window->buffer);
(void) hook_signal_send ("window_switch",
WEECHAT_HOOK_SIGNAL_POINTER, gui_current_window);
}
/*
* Displays previous page on buffer.
*/
void
gui_window_page_up (struct t_gui_window *window)
{
char scroll[32];
int num_lines;
if (!gui_init_ok)
return;
num_lines = ((window->win_chat_height - 1) *
CONFIG_INTEGER(config_look_scroll_page_percent)) / 100;
if (num_lines < 1)
num_lines = 1;
else if (num_lines > window->win_chat_height - 1)
num_lines = window->win_chat_height - 1;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
if (!window->scroll->first_line_displayed)
{
gui_chat_calculate_line_diff (window, &window->scroll->start_line,
&window->scroll->start_line_pos,
(window->scroll->start_line) ?
(-1) * (num_lines) :
(-1) * (num_lines + window->win_chat_height - 1));
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
break;
case GUI_BUFFER_TYPE_FREE:
if (window->scroll->start_line)
{
snprintf (scroll, sizeof (scroll), "-%d",
num_lines + 1);
gui_window_scroll (window, scroll);
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
}
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Displays next page on buffer.
*/
void
gui_window_page_down (struct t_gui_window *window)
{
struct t_gui_line *ptr_line;
int line_pos, num_lines;
char scroll[32];
if (!gui_init_ok)
return;
num_lines = ((window->win_chat_height - 1) *
CONFIG_INTEGER(config_look_scroll_page_percent)) / 100;
if (num_lines < 1)
num_lines = 1;
else if (num_lines > window->win_chat_height - 1)
num_lines = window->win_chat_height - 1;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
if (window->scroll->start_line
&& (window->scroll->start_line_pos >= 0))
{
gui_chat_calculate_line_diff (window, &window->scroll->start_line,
&window->scroll->start_line_pos,
num_lines);
/* check if we can display all lines in chat area */
ptr_line = window->scroll->start_line;
line_pos = window->scroll->start_line_pos;
gui_chat_calculate_line_diff (window, &ptr_line, &line_pos,
window->win_chat_height);
if (!ptr_line)
{
window->scroll->start_line = NULL;
window->scroll->start_line_pos = 0;
}
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
break;
case GUI_BUFFER_TYPE_FREE:
snprintf (scroll, sizeof (scroll), "+%d",
num_lines + 1);
gui_window_scroll (window, scroll);
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Displays previous few lines in buffer.
*/
void
gui_window_scroll_up (struct t_gui_window *window)
{
char scroll[32];
if (!gui_init_ok)
return;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
if (!window->scroll->first_line_displayed)
{
gui_chat_calculate_line_diff (window, &window->scroll->start_line,
&window->scroll->start_line_pos,
(window->scroll->start_line) ?
(-1) * CONFIG_INTEGER(config_look_scroll_amount) :
(-1) * ( (window->win_chat_height - 1) +
CONFIG_INTEGER(config_look_scroll_amount)));
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
break;
case GUI_BUFFER_TYPE_FREE:
if (window->scroll->start_line)
{
snprintf (scroll, sizeof (scroll), "-%d",
CONFIG_INTEGER(config_look_scroll_amount));
gui_window_scroll (window, scroll);
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
}
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Displays next few lines in buffer.
*/
void
gui_window_scroll_down (struct t_gui_window *window)
{
struct t_gui_line *ptr_line;
int line_pos;
char scroll[32];
if (!gui_init_ok)
return;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
if (window->scroll->start_line
&& (window->scroll->start_line_pos >= 0))
{
gui_chat_calculate_line_diff (window, &window->scroll->start_line,
&window->scroll->start_line_pos,
CONFIG_INTEGER(config_look_scroll_amount));
/* check if we can display all lines in chat area */
ptr_line = window->scroll->start_line;
line_pos = window->scroll->start_line_pos;
gui_chat_calculate_line_diff (window, &ptr_line, &line_pos,
window->win_chat_height);
if (!ptr_line)
{
window->scroll->start_line = NULL;
window->scroll->start_line_pos = 0;
}
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
break;
case GUI_BUFFER_TYPE_FREE:
snprintf (scroll, sizeof (scroll), "+%d",
CONFIG_INTEGER(config_look_scroll_amount));
gui_window_scroll (window, scroll);
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Scrolls to top of buffer.
*/
void
gui_window_scroll_top (struct t_gui_window *window)
{
if (!gui_init_ok)
return;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
if (!window->scroll->first_line_displayed)
{
window->scroll->start_line = gui_line_get_first_displayed (window->buffer);
window->scroll->start_line_pos = 0;
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
break;
case GUI_BUFFER_TYPE_FREE:
if (window->scroll->start_line)
{
window->scroll->start_line = NULL;
gui_buffer_ask_chat_refresh (window->buffer, 2);
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
}
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Scrolls to bottom of buffer.
*/
void
gui_window_scroll_bottom (struct t_gui_window *window)
{
char scroll[32];
if (!gui_init_ok)
return;
switch (window->buffer->type)
{
case GUI_BUFFER_TYPE_FORMATTED:
window->scroll->start_line = NULL;
window->scroll->start_line_pos = 0;
gui_buffer_ask_chat_refresh (window->buffer, 2);
break;
case GUI_BUFFER_TYPE_FREE:
window->scroll->start_line = NULL;
if (window->buffer->lines->lines_count > window->win_chat_height)
{
snprintf (scroll, sizeof (scroll), "--%d",
window->win_chat_height - 1);
gui_window_scroll (window, scroll);
}
else
{
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
(void) hook_signal_send ("window_scrolled",
WEECHAT_HOOK_SIGNAL_POINTER, window);
break;
case GUI_BUFFER_NUM_TYPES:
break;
}
}
/*
* Scrolls beyond the end of buffer (so that all lines become "hidden" above the
* top of window).
*/
void
gui_window_scroll_beyond_end (struct t_gui_window *window)
{
if (!gui_init_ok)
return;
if (window->buffer->lines->last_line)
{
window->scroll->start_line = window->buffer->lines->last_line;
window->scroll->start_line_pos = -1;
gui_buffer_ask_chat_refresh (window->buffer, 2);
}
}
/*
* Auto-resizes all windows, according to % of global size.
*
* This function is called after a terminal resize.
*
* Returns:
* 0: OK
* -1: all windows must be merged (not enough space)
*/
int
gui_window_auto_resize (struct t_gui_window_tree *tree,
int x, int y, int width, int height,
int simulate)
{
int size1, size2, separator;
struct t_gui_window_tree *parent;
if (!gui_init_ok)
return 0;
if (tree)
{
if (tree->window)
{
if ((width < 1) || (height < 2))
return -1;
if (!simulate)
{
tree->window->win_x = x;
tree->window->win_y = y;
tree->window->win_width = width;
tree->window->win_height = height;
parent = tree->parent_node;
if (parent)
{
if (parent->split_horizontal)
{
tree->window->win_width_pct = 100;
tree->window->win_height_pct = (tree == parent->child1) ?
100 - parent->split_pct : parent->split_pct;
}
else
{
tree->window->win_width_pct = (tree == parent->child1) ?
parent->split_pct : 100 - parent->split_pct;
tree->window->win_height_pct = 100;
}
}
}
}
else
{
if (tree->split_horizontal)
{
separator = (CONFIG_BOOLEAN(config_look_window_separator_horizontal)) ? 1 : 0;
size1 = ((height - separator) * tree->split_pct) / 100;
size2 = height - size1 - separator;
if (gui_window_auto_resize (tree->child1, x, y + size1 + separator,
width, size2, simulate) < 0)
return -1;
if (gui_window_auto_resize (tree->child2, x, y,
width, size1, simulate) < 0)
return -1;
}
else
{
separator = (CONFIG_BOOLEAN(config_look_window_separator_vertical)) ? 1 : 0;
size1 = (width * tree->split_pct) / 100;
size2 = width - size1 - separator;
if (gui_window_auto_resize (tree->child1, x, y,
size1, height, simulate) < 0)
return -1;
if (gui_window_auto_resize (tree->child2, x + size1 + separator, y,
size2, height, simulate) < 0)
return -1;
}
}
}
return 0;
}
/*
* Auto-resizes and refreshes all windows.
*/
void
gui_window_refresh_windows ()
{
struct t_gui_window *ptr_win, *old_current_window;
struct t_gui_bar_window *ptr_bar_win;
struct t_gui_bar *ptr_bar;
struct t_gui_layout *ptr_layout;
int add_bottom, add_top, add_left, add_right;
if (!gui_init_ok)
return;
old_current_window = gui_current_window;
/* remove unused bars and add missing root bars */
gui_bar_window_remove_unused_bars (NULL);
gui_bar_window_add_missing_bars (NULL);
for (ptr_bar = gui_bars; ptr_bar; ptr_bar = ptr_bar->next_bar)
{
if ((CONFIG_INTEGER(ptr_bar->options[GUI_BAR_OPTION_TYPE]) == GUI_BAR_TYPE_ROOT)
&& ptr_bar->bar_window
&& !CONFIG_BOOLEAN(ptr_bar->options[GUI_BAR_OPTION_HIDDEN]))
{
gui_bar_window_calculate_pos_size (ptr_bar->bar_window, NULL);
gui_bar_window_create_win (ptr_bar->bar_window);
gui_bar_ask_refresh (ptr_bar);
}
}
add_bottom = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_BOTTOM);
add_top = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_TOP);
add_left = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_LEFT);
add_right = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_RIGHT);
if (gui_window_auto_resize (gui_windows_tree, add_left, add_top,
gui_window_get_width () - add_left - add_right,
gui_window_get_height () - add_top - add_bottom,
0) < 0)
{
if (CONFIG_BOOLEAN(config_look_window_auto_zoom))
{
ptr_layout = gui_layout_search (GUI_LAYOUT_ZOOM);
if (ptr_layout)
{
/* remove zoom saved, to force a new zoom */
gui_layout_remove (ptr_layout);
}
gui_window_zoom (gui_current_window);
}
}
for (ptr_win = gui_windows; ptr_win; ptr_win = ptr_win->next_window)
{
gui_window_calculate_pos_size (ptr_win);
for (ptr_bar_win = ptr_win->bar_windows; ptr_bar_win;
ptr_bar_win = ptr_bar_win->next_bar_window)
{
gui_bar_window_create_win (ptr_bar_win);
}
ptr_win->refresh_needed = 1;
}
gui_current_window = old_current_window;
}
/*
* Horizontally splits a window.
*
* Returns pointer to new window, NULL if error.
*/
struct t_gui_window *
gui_window_split_horizontal (struct t_gui_window *window, int percentage)
{
struct t_gui_window *new_window;
int height1, height2, separator;
if (!gui_init_ok)
return NULL;
new_window = NULL;
separator = (CONFIG_BOOLEAN(config_look_window_separator_horizontal)) ? 1 : 0;
height1 = ((window->win_height - separator) * percentage) / 100;
height2 = window->win_height - height1 - separator;
if ((height1 >= 2) && (height2 >= 2)
&& (percentage > 0) && (percentage < 100))
{
new_window = gui_window_new (window, window->buffer,
window->win_x,
window->win_y,
window->win_width,
height1,
100, percentage);
if (new_window)
{
/* reduce old window height (bottom window) */
window->win_y = new_window->win_y + new_window->win_height;
window->win_height = height2;
window->win_height_pct = 100 - percentage;
/* assign same buffer for new window (top window) */
gui_buffer_add_value_num_displayed (new_window->buffer, 1);
gui_window_ask_refresh (1);
gui_window_switch (new_window);
}
}
return new_window;
}
/*
* Vertically splits a window.
*
* Returns pointer to new window, NULL if error.
*/
struct t_gui_window *
gui_window_split_vertical (struct t_gui_window *window, int percentage)
{
struct t_gui_window *new_window;
int width1, width2, separator;
if (!gui_init_ok)
return NULL;
new_window = NULL;
separator = (CONFIG_BOOLEAN(config_look_window_separator_vertical)) ? 1 : 0;
width1 = (window->win_width * percentage) / 100;
width2 = window->win_width - width1 - separator;
if ((width1 >= 1) && (width2 >= 1)
&& (percentage > 0) && (percentage < 100))
{
new_window = gui_window_new (window, window->buffer,
window->win_x + width1 + separator,
window->win_y,
width2,
window->win_height,
percentage, 100);
if (new_window)
{
/* reduce old window height (left window) */
window->win_width = width1;
window->win_width_pct = 100 - percentage;
/* assign same buffer for new window (right window) */
gui_buffer_add_value_num_displayed (new_window->buffer, 1);
gui_window_ask_refresh (1);
gui_window_switch (new_window);
/* create & draw separators */
gui_window_draw_separators (gui_current_window);
}
}
return new_window;
}
/*
* Resizes a window.
*/
void
gui_window_resize (struct t_gui_window_tree *tree, int percentage)
{
struct t_gui_window_tree *parent;
int old_split_pct, add_bottom, add_top, add_left, add_right;
if (!gui_init_ok)
return;
parent = tree->parent_node;
if (parent)
{
old_split_pct = parent->split_pct;
if (((parent->split_horizontal) && (tree == parent->child2))
|| ((!(parent->split_horizontal)) && (tree == parent->child1)))
{
parent->split_pct = percentage;
}
else
{
parent->split_pct = 100 - percentage;
}
add_bottom = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_BOTTOM);
add_top = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_TOP);
add_left = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_LEFT);
add_right = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_RIGHT);
if (gui_window_auto_resize (gui_windows_tree, add_left, add_top,
gui_window_get_width () - add_left - add_right,
gui_window_get_height () - add_top - add_bottom,
1) < 0)
parent->split_pct = old_split_pct;
else
gui_window_ask_refresh (1);
}
}
/*
* Resizes window using delta percentage.
*/
void
gui_window_resize_delta (struct t_gui_window_tree *tree, int delta_percentage)
{
struct t_gui_window_tree *parent;
int old_split_pct, add_bottom, add_top, add_left, add_right;
if (!gui_init_ok)
return;
parent = tree->parent_node;
if (parent)
{
old_split_pct = parent->split_pct;
if (((parent->split_horizontal) && (tree == parent->child2))
|| ((!(parent->split_horizontal)) && (tree == parent->child1)))
{
parent->split_pct += delta_percentage;
}
else
{
parent->split_pct -= delta_percentage;
}
if (parent->split_pct < 1)
parent->split_pct = 1;
else if (parent->split_pct > 99)
parent->split_pct = 99;
add_bottom = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_BOTTOM);
add_top = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_TOP);
add_left = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_LEFT);
add_right = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_RIGHT);
if (gui_window_auto_resize (gui_windows_tree, add_left, add_top,
gui_window_get_width () - add_left - add_right,
gui_window_get_height () - add_top - add_bottom,
1) < 0)
parent->split_pct = old_split_pct;
else
gui_window_ask_refresh (1);
}
}
/*
* Merges window with its sister.
*
* Returns:
* 1: OK
* 0: error
*/
int
gui_window_merge (struct t_gui_window *window)
{
struct t_gui_window_tree *parent, *sister;
int separator;
if (!gui_init_ok)
return 0;
parent = window->ptr_tree->parent_node;
if (parent)
{
sister = (parent->child1->window == window) ?
parent->child2 : parent->child1;
if (!(sister->window))
return 0;
if (window->win_y == sister->window->win_y)
{
/* horizontal merge */
separator = (CONFIG_BOOLEAN(config_look_window_separator_horizontal)) ? 1 : 0;
window->win_width += sister->window->win_width + separator;
window->win_width_pct += sister->window->win_width_pct;
}
else
{
/* vertical merge */
separator = (CONFIG_BOOLEAN(config_look_window_separator_vertical)) ? 1 : 0;
window->win_height += sister->window->win_height + separator;
window->win_height_pct += sister->window->win_height_pct;
}
if (sister->window->win_x < window->win_x)
window->win_x = sister->window->win_x;
if (sister->window->win_y < window->win_y)
window->win_y = sister->window->win_y;
gui_window_free (sister->window);
gui_window_tree_node_to_leaf (parent, window);
gui_window_switch_to_buffer (window, window->buffer, 1);
return 1;
}
return 0;
}
/*
* Merges all windows into only one.
*/
void
gui_window_merge_all (struct t_gui_window *window)
{
int num_deleted, add_bottom, add_top, add_left, add_right;
if (!gui_init_ok)
return;
num_deleted = 0;
while (gui_windows->next_window)
{
gui_window_free ((gui_windows == window) ? gui_windows->next_window : gui_windows);
num_deleted++;
}
if (num_deleted > 0)
{
gui_window_tree_free (&gui_windows_tree);
gui_window_tree_init (window);
window->ptr_tree = gui_windows_tree;
add_bottom = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_BOTTOM);
add_top = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_TOP);
add_left = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_LEFT);
add_right = gui_bar_root_get_size (NULL, GUI_BAR_POSITION_RIGHT);
window->win_x = add_left;
window->win_y = add_top;
window->win_width = gui_window_get_width () - add_left - add_right;
window->win_height = gui_window_get_height () - add_top - add_bottom;
window->win_width_pct = 100;
window->win_height_pct = 100;
gui_current_window = window;
gui_window_switch_to_buffer (window, window->buffer, 1);
}
}
/*
* Returns a code about position of 2 windows:
* 0 = they're not side by side
* 1 = side by side: win2 is over the win1
* 2 = side by side: win2 on the right
* 3 = side by side: win2 below win1
* 4 = side by side: win2 on the left
*/
int
gui_window_side_by_side (struct t_gui_window *win1, struct t_gui_window *win2)
{
int separator_horizontal, separator_vertical;
if (!gui_init_ok)
return 0;
separator_horizontal = (CONFIG_BOOLEAN(config_look_window_separator_horizontal)) ? 1 : 0;
separator_vertical = (CONFIG_BOOLEAN(config_look_window_separator_vertical)) ? 1 : 0;
/* win2 over win1 ? */
if (win2->win_y + win2->win_height + separator_horizontal == win1->win_y)
{
if (win2->win_x >= win1->win_x + win1->win_width)
return 0;
if (win2->win_x + win2->win_width <= win1->win_x)
return 0;
return 1;
}
/* win2 on the right ? */
if (win2->win_x == win1->win_x + win1->win_width + separator_vertical)
{
if (win2->win_y >= win1->win_y + win1->win_height)
return 0;
if (win2->win_y + win2->win_height <= win1->win_y)
return 0;
return 2;
}
/* win2 below win1 ? */
if (win2->win_y == win1->win_y + win1->win_height + separator_horizontal)
{
if (win2->win_x >= win1->win_x + win1->win_width)
return 0;
if (win2->win_x + win2->win_width <= win1->win_x)
return 0;
return 3;
}
/* win2 on the left ? */
if (win2->win_x + win2->win_width + separator_vertical == win1->win_x)
{
if (win2->win_y >= win1->win_y + win1->win_height)
return 0;
if (win2->win_y + win2->win_height <= win1->win_y)
return 0;
return 4;
}
return 0;
}
/*
* Searches and switches to a window over current window.
*/
void
gui_window_switch_up (struct t_gui_window *window)
{
struct t_gui_window *ptr_win;
if (!gui_init_ok)
return;
for (ptr_win = gui_windows; ptr_win;
ptr_win = ptr_win->next_window)
{
if ((ptr_win != window) &&
(gui_window_side_by_side (window, ptr_win) == 1))
{
gui_window_switch (ptr_win);
return;
}
}
}
/*
* Searches and switches to a window below current window.
*/
void
gui_window_switch_down (struct t_gui_window *window)
{
struct t_gui_window *ptr_win;
if (!gui_init_ok)
return;
for (ptr_win = gui_windows; ptr_win;
ptr_win = ptr_win->next_window)
{
if ((ptr_win != window) &&
(gui_window_side_by_side (window, ptr_win) == 3))
{
gui_window_switch (ptr_win);
return;
}
}
}
/*
* Searches and switches to a window on the left of current window.
*/
void
gui_window_switch_left (struct t_gui_window *window)
{
struct t_gui_window *ptr_win;
if (!gui_init_ok)
return;
for (ptr_win = gui_windows; ptr_win;
ptr_win = ptr_win->next_window)
{
if ((ptr_win != window) &&
(gui_window_side_by_side (window, ptr_win) == 4))
{
gui_window_switch (ptr_win);
return;
}
}
}
/*
* Searches and switches to a window on the right of current window.
*/
void
gui_window_switch_right (struct t_gui_window *window)
{
struct t_gui_window *ptr_win;
if (!gui_init_ok)
return;
for (ptr_win = gui_windows; ptr_win;
ptr_win = ptr_win->next_window)
{
if ((ptr_win != window) &&
(gui_window_side_by_side (window, ptr_win) == 2))
{
gui_window_switch (ptr_win);
return;
}
}
}
/*
* Counts number of windows in a tree with a given split, for balancing windows.
*/
int
gui_window_balance_count (struct t_gui_window_tree *tree, int split_horizontal)
{
int count;
count = 0;
if (tree)
{
if (!tree->window && (tree->split_horizontal == split_horizontal))
{
if ((tree->child1 && tree->child1->window)
|| (tree->child2 && tree->child2->window))
{
count++;
}
}
count += gui_window_balance_count (tree->child1, split_horizontal);
count += gui_window_balance_count (tree->child2, split_horizontal);
}
return count;
}
/*
* Balances windows (set all splits to 50%).
*
* Returns:
* 1: some windows have been balanced
* 0: nothing was changed
*/
int
gui_window_balance (struct t_gui_window_tree *tree)
{
int balanced, count_left, count_right, new_split_pct;
balanced = 0;
if (tree && tree->child1 && tree->child2)
{
count_left = gui_window_balance_count (tree->child1, tree->split_horizontal) + 1;
count_right = gui_window_balance_count (tree->child2, tree->split_horizontal) + 1;
if (count_right > count_left)
new_split_pct = (count_left * 100) / (count_left + count_right);
else
new_split_pct = (count_right * 100) / (count_left + count_right);
if (new_split_pct < 1)
new_split_pct = 1;
if (new_split_pct > 99)
new_split_pct = 99;
if ((tree->split_horizontal && (count_right > count_left))
|| (!tree->split_horizontal && (count_left > count_right)))
new_split_pct = 100 - new_split_pct;
if (tree->split_pct != new_split_pct)
{
tree->split_pct = new_split_pct;
balanced = 1;
}
balanced |= gui_window_balance (tree->child1);
balanced |= gui_window_balance (tree->child2);
}
return balanced;
}
/*
* Swaps buffers of two windows.
*
* Argument "direction" can be:
* 0 = auto (swap with sister)
* 1 = window above
* 2 = window on the right
* 3 = window below
* 4 = window on the left
*/
void
gui_window_swap (struct t_gui_window *window, int direction)
{
struct t_gui_window_tree *parent, *sister;
struct t_gui_window *window2, *ptr_win;
struct t_gui_buffer *buffer1;
if (!window || !gui_init_ok)
return;
window2 = NULL;
if (direction == 0)
{
/* search sister window */
parent = window->ptr_tree->parent_node;
if (parent)
{
sister = (parent->child1->window == window) ?
parent->child2 : parent->child1;
if (sister->window)
window2 = sister->window;
}
}
else
{
/* search window using direction */
for (ptr_win = gui_windows; ptr_win;
ptr_win = ptr_win->next_window)
{
if ((ptr_win != window) &&
(gui_window_side_by_side (window, ptr_win) == direction))
{
window2 = ptr_win;
break;
}
}
}
/* let's swap! */
if (window2 && (window->buffer != window2->buffer))
{
buffer1 = window->buffer;
gui_window_switch_to_buffer (window, window2->buffer, 0);
gui_window_switch_to_buffer (window2, buffer1, 0);
}
}
/*
* Called when terminal size is modified.
*
* Argument full_refresh == 1 when Ctrl+L is pressed, or if terminal is resized.
*/
void
gui_window_refresh_screen (int full_refresh)
{
if (full_refresh)
{
endwin ();
refresh ();
gui_window_read_terminal_size ();
refresh ();
}
gui_window_refresh_windows ();
}
/*
* Callback for bare display timer.
*/
int
gui_window_bare_display_timer_cb (const void *pointer, void *data,
int remaining_calls)
{
/* make C compiler happy */
(void) pointer;
(void) data;
if (gui_window_bare_display)
gui_window_bare_display_toggle (NULL);
if (remaining_calls == 0)
gui_window_bare_display_timer = NULL;
return WEECHAT_RC_OK;
}
/*
* Toggles bare display.
*/
void
gui_window_bare_display_toggle (const char *delay)
{
long seconds;
char *error;
gui_window_bare_display ^= 1;
if (gui_window_bare_display)
{
/* temporarily disable ncurses */
endwin ();
if (gui_mouse_enabled)
gui_mouse_disable ();
if (delay)
{
error = NULL;
seconds = strtol (delay, &error, 10);
if (error && !error[0] && (seconds >= 0))
{
if (gui_window_bare_display_timer)
{
unhook (gui_window_bare_display_timer);
gui_window_bare_display_timer = NULL;
}
gui_window_bare_display_timer = hook_timer (
NULL,
seconds * 1000, 0, 1,
&gui_window_bare_display_timer_cb, NULL, NULL);
}
}
}
else
{
/* come back to standard display (with ncurses) */
refresh ();
if (gui_window_bare_display_timer)
{
unhook (gui_window_bare_display_timer);
gui_window_bare_display_timer = NULL;
}
if (CONFIG_BOOLEAN(config_look_mouse))
gui_mouse_enable ();
}
gui_window_ask_refresh (2);
}
/*
* Sets terminal title.
*
* Note: the content of "title" (if not NULL) is evaluated, so variables like
* "${info:version}" can be used inside.
*/
void
gui_window_set_title (const char *title)
{
char *new_title, *envterm, *envshell, *shell, *shellname;
envterm = getenv ("TERM");
if (!envterm)
return;
new_title = (title && title[0]) ?
eval_expression (title, NULL, NULL, NULL) : strdup ("Terminal");
if (!new_title)
return;
if (strcmp (envterm, "sun-cmd") == 0)
{
printf ("\033]l%s\033\\", new_title);
}
else if (strcmp (envterm, "hpterm") == 0)
{
printf ("\033&f0k%dD%s", (int)(strlen (new_title) + 1), new_title);
}
/* the following terminals support the xterm escape codes */
else if ((strncmp (envterm, "xterm", 5) == 0)
|| (strncmp (envterm, "rxvt", 4) == 0)
|| (strcmp (envterm, "Eterm") == 0)
|| (strcmp (envterm, "aixterm") == 0)
|| (strcmp (envterm, "iris-ansi") == 0)
|| (strcmp (envterm, "dtterm") == 0))
{
printf ("\33]0;%s\7", new_title);
}
else if ((strncmp (envterm, "screen", 6) == 0)
|| (strncmp (envterm, "tmux", 4) == 0))
{
if (title && title[0])
{
printf ("\033k%s\033\\", new_title);
}
else
{
envshell = getenv ("SHELL");
if (envshell)
{
shell = strdup (envshell);
if (shell)
{
shellname = basename (shell);
printf ("\033k%s\033\\", (shellname) ? shellname : shell);
free (shell);
}
else
{
printf ("\033k%s\033\\", envterm);
}
}
else
{
printf ("\033k%s\033\\", envterm);
}
}
/* trying to set the title of a backgrounded xterm like terminal */
printf ("\33]0;%s\7", new_title);
}
fflush (stdout);
free (new_title);
}
/*
* Copies text to clipboard (sent to terminal).
*/
void
gui_window_send_clipboard (const char *storage_unit, const char *text)
{
char *text_base64;
int length;
length = strlen (text);
text_base64 = malloc ((length * 4) + 1);
if (text_base64)
{
string_encode_base64 (text, length, text_base64);
fprintf (stderr, "\033]52;%s;%s\a",
(storage_unit) ? storage_unit : "",
text_base64);
fflush (stderr);
free (text_base64);
}
}
/*
* Enables/disables bracketed paste mode.
*/
void
gui_window_set_bracketed_paste_mode (int enable)
{
char *envterm, *envtmux;
int tmux, screen;
envtmux = getenv ("TMUX");
tmux = (envtmux && envtmux[0]);
envterm = getenv ("TERM");
screen = (envterm && (strncmp (envterm, "screen", 6) == 0) && !tmux);
fprintf (stderr, "%s\033[?2004%s%s",
(screen) ? "\033P" : "",
(enable) ? "h" : "l",
(screen) ? "\033\\" : "");
fflush (stderr);
}
/*
* Moves cursor on screen (for cursor mode).
*/
void
gui_window_move_cursor ()
{
if (gui_cursor_mode)
{
move (gui_cursor_y, gui_cursor_x);
refresh ();
}
}
/*
* Displays some infos about terminal and colors.
*/
void
gui_window_term_display_infos ()
{
gui_chat_printf (NULL, "");
gui_chat_printf (NULL, _("Terminal infos:"));
gui_chat_printf (NULL, _(" TERM='%s', size: %dx%d"),
getenv("TERM"), gui_term_cols, gui_term_lines);
}
/*
* Prints window Curses objects infos in WeeChat log file (usually for crash
* dump).
*/
void
gui_window_objects_print_log (struct t_gui_window *window)
{
log_printf (" window specific objects for Curses:");
log_printf (" win_chat. . . . . . . : 0x%lx", GUI_WINDOW_OBJECTS(window)->win_chat);
log_printf (" win_separator_horiz . : 0x%lx", GUI_WINDOW_OBJECTS(window)->win_separator_horiz);
log_printf (" win_separator_vertic. : 0x%lx", GUI_WINDOW_OBJECTS(window)->win_separator_vertic);
}
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