/* * mootermbuffer-private.h * * Copyright (C) 2004-2005 by Yevgen Muntyan * * This program 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 2 of the License, or * (at your option) any later version. * * See COPYING file that comes with this distribution. */ #ifndef MOOTERM_COMPILATION #error "This file may not be included" #endif #ifndef __MOO_TERM_BUFFER_PRIVATE_H__ #define __MOO_TERM_BUFFER_PRIVATE_H__ #include #include "mooterm/mootermbuffer.h" #include "mooterm/mootermline.h" #include "mooterm/mooterm-vt.h" G_BEGIN_DECLS typedef enum { CHARSET_DRAWING = 0, CHARSET_ACRSSS = 1, CHARSET_ACRSPS = 2, CHARSET_UK = 3, CHARSET_ASCII = 4 } CharsetType; struct _MooTermBufferPrivate { gboolean constructed; GPtrArray *lines; /* array of MooTermLine* */ guint8 modes[MODE_MAX]; MooTermTextAttr current_attr; int single_shift; CharsetType GL[4]; CharsetType current_graph_set; /* these are real position and dimensions of the screen */ guint screen_offset; guint screen_width; guint screen_height; /* scrolling region - top and bottom rows */ guint top_margin; guint bottom_margin; gboolean scrolling_region_set; /* independent of scrolling region */ guint cursor_row; guint cursor_col; GList *tab_stops; GdkRegion *changed; gboolean changed_all; gboolean freeze_changed_notify; gboolean freeze_cursor_notify; }; typedef enum { CLEAR_TAB_AT_CURSOR = 0, CLEAR_ALL_TABS = 3 } ClearTabType; void _moo_term_buffer_changed (MooTermBuffer *buf); void _moo_term_buffer_scrollback_changed (MooTermBuffer *buf); void _moo_term_buffer_cursor_moved (MooTermBuffer *buf); void _moo_term_buffer_feed_child (MooTermBuffer *buf, const char *string, int len); void _moo_term_buffer_freeze_changed_notify (MooTermBuffer *buf); void _moo_term_buffer_freeze_cursor_notify (MooTermBuffer *buf); void _moo_term_buffer_thaw_changed_notify (MooTermBuffer *buf); void _moo_term_buffer_thaw_cursor_notify (MooTermBuffer *buf); void _moo_term_buffer_reset (MooTermBuffer *buf); void _moo_term_buffer_soft_reset (MooTermBuffer *buf); void moo_term_buffer_set_mode (MooTermBuffer *buf, guint mode, gboolean val); void moo_term_buffer_set_screen_size (MooTermBuffer *buf, guint columns, guint rows); void _moo_term_buffer_cursor_move (MooTermBuffer *buf, int rows, int cols); void _moo_term_buffer_cursor_move_to (MooTermBuffer *buf, int row, int col); guint _moo_term_buffer_next_tab_stop (MooTermBuffer *buf, guint current); guint _moo_term_buffer_prev_tab_stop (MooTermBuffer *buf, guint current); void _moo_term_buffer_clear_tab_stop (MooTermBuffer *buf, ClearTabType what); void _moo_term_buffer_set_tab_stop (MooTermBuffer *buf); void _moo_term_buffer_select_charset (MooTermBuffer *buf, guint set_num, guint charset); void _moo_term_buffer_shift (MooTermBuffer *buf, guint set); void _moo_term_buffer_single_shift (MooTermBuffer *buf, guint set); void _moo_term_buffer_set_scrolling_region (MooTermBuffer *buf, guint top_margin, guint bottom_margin); void _moo_term_buffer_set_ca_mode (MooTermBuffer *buf, gboolean set); inline static guint buf_scrollback (MooTermBuffer *buf) { if (buf_get_mode (MODE_CA)) return 0; else return buf->priv->screen_offset; } inline static guint buf_total_height (MooTermBuffer *buf) { return buf_scrollback (buf) + buf->priv->screen_height; } inline static guint buf_screen_width (MooTermBuffer *buf) { return buf->priv->screen_width; } inline static guint buf_screen_height (MooTermBuffer *buf) { return buf->priv->screen_height; } inline static guint buf_cursor_row (MooTermBuffer *buf) { return buf->priv->cursor_row; } inline static guint buf_cursor_row_abs (MooTermBuffer *buf) { return buf->priv->cursor_row + buf_scrollback (buf); } inline static guint buf_cursor_col (MooTermBuffer *buf) { return buf->priv->cursor_col; } inline static GdkRegion *buf_get_changed(MooTermBuffer *buf) { return buf->priv->changed; } #define buf_changed_add_rect(buf,rect) \ G_STMT_START { \ if (!buf->priv->changed_all) \ { \ if (buf->priv->changed) \ gdk_region_union_with_rect (buf->priv->changed, &rect); \ else \ buf->priv->changed = gdk_region_rectangle (&rect); \ } \ } G_STMT_END #define buf_changed_add_range(buf, row, start, len) \ G_STMT_START { \ if (!buf->priv->changed_all) \ { \ GdkRectangle rec = {start, row, len, 1}; \ buf_changed_add_rect (buf, rec); \ } \ } G_STMT_END #define buf_changed_set_all(buf) \ G_STMT_START { \ if (!buf->priv->changed_all) \ { \ GdkRectangle rec = { \ 0, 0, buf->priv->screen_width, buf->priv->screen_height \ }; \ buf_changed_add_rect (buf, rec); \ buf->priv->changed_all = TRUE; \ } \ } G_STMT_END #define buf_set_attrs_mask(mask_) buf->priv->current_attr.mask = (mask_) #define buf_add_attrs_mask(mask_) buf->priv->current_attr.mask |= (mask_) #define buf_remove_attrs_mask(mask_) buf->priv->current_attr.mask &= ~(mask_) MooTermLine *_moo_term_buffer_get_line (MooTermBuffer *buf, guint n); #define buf_line _moo_term_buffer_get_line inline static MooTermLine *buf_screen_line (MooTermBuffer *buf, guint n) { g_assert (n < buf->priv->screen_height); return g_ptr_array_index (buf->priv->lines, n + buf->priv->screen_offset); } /*****************************************************************************/ /* Terminal stuff */ /* fixed values */ typedef enum { ERASE_FROM_CURSOR = 0, ERASE_TO_CURSOR = 1, ERASE_ALL = 2 } EraseType; void _moo_term_buffer_new_line (MooTermBuffer *buf); void _moo_term_buffer_index (MooTermBuffer *buf); void _moo_term_buffer_backspace (MooTermBuffer *buf); void _moo_term_buffer_tab (MooTermBuffer *buf, guint n); void _moo_term_buffer_back_tab (MooTermBuffer *buf, guint n); void _moo_term_buffer_cuu (MooTermBuffer *buf, guint n); void _moo_term_buffer_cud (MooTermBuffer *buf, guint n); void _moo_term_buffer_cursor_next_line (MooTermBuffer *buf, guint n); void _moo_term_buffer_cursor_prev_line (MooTermBuffer *buf, guint n); void _moo_term_buffer_linefeed (MooTermBuffer *buf); void _moo_term_buffer_carriage_return (MooTermBuffer *buf); void _moo_term_buffer_reverse_index (MooTermBuffer *buf); void _moo_term_buffer_sgr (MooTermBuffer *buf, int *args, guint args_len); void _moo_term_buffer_delete_char (MooTermBuffer *buf, guint n); void _moo_term_buffer_delete_line (MooTermBuffer *buf, guint n); void _moo_term_buffer_erase_char (MooTermBuffer *buf, guint n); void _moo_term_buffer_erase_in_display (MooTermBuffer *buf, EraseType what); void _moo_term_buffer_erase_in_line (MooTermBuffer *buf, EraseType what); void _moo_term_buffer_insert_char (MooTermBuffer *buf, guint n); void _moo_term_buffer_insert_line (MooTermBuffer *buf, guint n); void _moo_term_buffer_erase_range (MooTermBuffer *buf, guint row, guint col, guint len); void _moo_term_buffer_cup (MooTermBuffer *buf, guint row, guint col); void _moo_term_buffer_decaln (MooTermBuffer *buf); G_END_DECLS #endif /* __MOO_TERM_BUFFER_PRIVATE_H__ */