+++ /dev/null
-/* X-Chat
- * Copyright (C) 1998 Peter Zelezny.
- *
- * 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.
- *
- * This program 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
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- * =========================================================================
- *
- * xtext, the text widget used by X-Chat.
- *
- * By Peter Zelezny <zed@linux.com>.
- * Some functions used from Zvt and Eterm (transparency stuff).
- *
- */
-
-#define USE_XLIB /* turn this ON for non-xchat use. */
-#undef XCHAT /* using xchat */
-#define REFRESH_TIMEOUT 20
-#define WORDWRAP_LIMIT 24
-#define TINT_VALUE 195 /* 195/255 of the brightness. */
-#define MOTION_MONITOR 1 /* URL hilights. */
-#define MARGIN 2 /* dont touch. */
-
-#include <config.h> /* can define USE_XLIB here */
-#include <string.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <time.h>
-#include <gtk/gtkmain.h>
-#include <gtk/gtksignal.h>
-#include <gtk/gtkselection.h>
-
-#ifdef USE_XLIB
-#include <gdk/gdkx.h>
-#include <X11/Xlib.h>
-#include <X11/Xatom.h>
-#endif
-
-#include "xtext.h"
-
-#ifdef USE_GDK_PIXBUF
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#endif
-
-#undef GTK_WIDGET
-#define GTK_WIDGET(n) ((GtkWidget*)n)
-#undef GTK_OBJECT
-#define GTK_OBJECT(n) ((GtkObject*)n)
-#undef GTK_OBJECT_CLASS
-#define GTK_OBJECT_CLASS(n) ((GtkObjectClass*)n)
-
-static GtkWidgetClass *parent_class = NULL;
-
-enum
-{
- WORD_CLICK,
- LAST_SIGNAL
-};
-static guint xtext_signals[LAST_SIGNAL] = { 0 };
-
-#ifdef XCHAT
-char *nocasestrstr (char *text, char *tofind); /* util.c */
-#endif
-static void gtk_xtext_render_page (GtkXText * xtext);
-static void gtk_xtext_calc_lines (GtkXText * xtext, int);
-#ifdef USE_XLIB
-static void gtk_xtext_load_trans (GtkXText * xtext);
-static void gtk_xtext_free_trans (GtkXText * xtext);
-#endif
-static textentry *gtk_xtext_nth (GtkXText * xtext, textentry * start_ent,
- int line, int width, int *subline);
-static gint gtk_xtext_selection_kill (GtkWidget * widget,
- GdkEventSelection * event);
-static void gtk_xtext_selection_get (GtkWidget * widget,
- GtkSelectionData * selection_data_ptr,
- guint info, guint time);
-static int gtk_xtext_text_width (GtkXText * xtext, unsigned char *text,
- int len);
-static void gtk_xtext_adjustment_changed (GtkAdjustment * adj,
- GtkXText * xtext);
-static void gtk_xtext_draw_sep (GtkXText * xtext, int height);
-static void gtk_xtext_render_ents (GtkXText * xtext, textentry *, textentry *,
- int);
-static void gtk_xtext_recalc_widths (GtkXText * xtext, int);
-static void gtk_xtext_fix_indent (GtkXText * xtext);
-
-/* some utility functions first */
-
-#ifndef XCHAT /* xchat has this in util.c */
-
-static char *
-nocasestrstr (char *s, char *wanted)
-{
- register const size_t len = strlen (wanted);
-
- if (len == 0)
- return (char *)s;
- while (toupper(*s) != toupper(*wanted) || strncasecmp (s, wanted, len))
- if (*s++ == '\0')
- return (char *)NULL;
- return (char *)s;
-}
-
-#endif
-
-static int
-is_del (char c)
-{
- switch (c)
- {
- case ' ':
- case 0:
- case '\n':
- /*case '[':
- case ']': */
- case ')':
- case '(':
- case '>':
- case '<':
- return 1;
- }
- return 0;
-}
-
-static void
-xtext_set_fg (GdkGC *gc, gulong pixel)
-{
- GdkColor col;
-
- col.pixel = pixel;
- gdk_gc_set_foreground (gc, &col);
-}
-
-static void
-xtext_set_bg (GdkGC *gc, gulong pixel)
-{
- GdkColor col;
-
- col.pixel = pixel;
- gdk_gc_set_background (gc, &col);
-}
-
-static void
-gtk_xtext_init (GtkXText * xtext)
-{
- xtext->old_value = -1;
- xtext->pixmap = NULL;
- xtext->text_first = NULL;
- xtext->text_last = NULL;
- xtext->io_tag = -1;
- xtext->add_io_tag = -1;
- xtext->scroll_tag = -1;
-/* xtext->frozen = 0;*/
- xtext->num_lines = 0;
- xtext->max_lines = 0;
- xtext->col_back = 19;
- xtext->col_fore = 18;
- xtext->nc = 0;
- xtext->scrollbar_down = TRUE;
- xtext->bold = FALSE;
- xtext->underline = FALSE;
- xtext->reverse = FALSE;
- xtext->time_stamp = FALSE;
- xtext->font = NULL;
- xtext->error_function = NULL;
- xtext->urlcheck_function = NULL;
- xtext->color_paste = FALSE;
- xtext->skip_fills = FALSE;
- xtext->skip_border_fills = FALSE;
- xtext->do_underline_fills_only = FALSE;
- xtext->tint_red = xtext->tint_green = xtext->tint_blue = TINT_VALUE;
-
- xtext->adj = (GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 1, 0, 0);
- gtk_object_ref ((GtkObject *) xtext->adj);
- gtk_object_sink ((GtkObject *) xtext->adj);
-
- gtk_signal_connect (GTK_OBJECT (xtext->adj), "value_changed",
- GTK_SIGNAL_FUNC (gtk_xtext_adjustment_changed), xtext);
- gtk_signal_connect (GTK_OBJECT (xtext), "selection_clear_event",
- GTK_SIGNAL_FUNC (gtk_xtext_selection_kill), xtext);
- gtk_selection_add_target (GTK_WIDGET (xtext),
- GDK_SELECTION_PRIMARY,
- GDK_SELECTION_TYPE_STRING, 1);
- gtk_signal_connect (GTK_OBJECT (xtext), "selection_get",
- GTK_SIGNAL_FUNC (gtk_xtext_selection_get), xtext);
-}
-
-static void
-gtk_xtext_adjustment_set (GtkXText * xtext, int fire_signal)
-{
- GtkAdjustment *adj = xtext->adj;
-
- adj->lower = 0;
- adj->upper = xtext->num_lines;
-
- adj->page_size =
- (GTK_WIDGET (xtext)->allocation.height -
- xtext->font->descent) / xtext->fontsize;
- adj->page_increment = adj->page_size;
-
- if (adj->value > adj->upper - adj->page_size)
- adj->value = adj->upper - adj->page_size;
-
- if (fire_signal)
- gtk_adjustment_changed (adj);
-}
-
-static gint
-gtk_xtext_adjustment_timeout (GtkXText * xtext)
-{
- gtk_xtext_render_page (xtext);
- xtext->io_tag = -1;
- return 0;
-}
-
-static void
-gtk_xtext_adjustment_changed (GtkAdjustment * adj, GtkXText * xtext)
-{
-/* if (xtext->frozen)
- return;*/
-
- if ((int) xtext->old_value != (int) xtext->adj->value)
- {
- if (xtext->adj->value >= xtext->adj->upper - xtext->adj->page_size)
- xtext->scrollbar_down = TRUE;
- else
- xtext->scrollbar_down = FALSE;
-
- if (xtext->adj->value + 1 == xtext->old_value ||
- xtext->adj->value - 1 == xtext->old_value) /* clicked an arrow? */
- {
- if (xtext->io_tag != -1)
- {
- gtk_timeout_remove (xtext->io_tag);
- xtext->io_tag = -1;
- }
- gtk_xtext_render_page (xtext);
- } else
- {
- if (xtext->io_tag == -1)
- xtext->io_tag = gtk_timeout_add (REFRESH_TIMEOUT,
- (GtkFunction)
- gtk_xtext_adjustment_timeout,
- xtext);
- }
- }
- xtext->old_value = adj->value;
-}
-
-GtkWidget *
-gtk_xtext_new (int indent, int separator)
-{
- GtkXText *xtext;
-
- xtext = gtk_type_new (gtk_xtext_get_type ());
- xtext->indent = indent;
- xtext->separator = separator;
- xtext->wordwrap = FALSE;
- xtext->double_buffer = FALSE;
-
- return GTK_WIDGET (xtext);
-}
-
-static void
-gtk_xtext_destroy (GtkObject * object)
-{
- GtkXText *xtext = GTK_XTEXT (object);
- textentry *ent, *next;
-
- if (xtext->add_io_tag != -1)
- {
- gtk_timeout_remove (xtext->add_io_tag);
- xtext->add_io_tag = -1;
- }
-
- if (xtext->scroll_tag != -1)
- {
- gtk_timeout_remove (xtext->scroll_tag);
- xtext->scroll_tag = -1;
- }
-
- if (xtext->io_tag != -1)
- {
- gtk_timeout_remove (xtext->io_tag);
- xtext->io_tag = -1;
- }
-
- if (xtext->pixmap)
- {
-#ifdef USE_XLIB
- if (xtext->transparent)
- gtk_xtext_free_trans (xtext);
- else
-#endif
- gdk_pixmap_unref (xtext->pixmap);
- xtext->pixmap = NULL;
- }
-
- if (xtext->font)
- {
- gdk_font_unref (xtext->font);
- xtext->font = NULL;
- }
-
- if (xtext->adj)
- {
- gtk_signal_disconnect_by_data (GTK_OBJECT (xtext->adj), xtext);
- gtk_object_unref (GTK_OBJECT (xtext->adj));
- xtext->adj = NULL;
- }
-
- if (xtext->bgc)
- {
- gdk_gc_destroy (xtext->bgc);
- xtext->bgc = NULL;
- }
-
- if (xtext->fgc)
- {
- gdk_gc_destroy (xtext->fgc);
- xtext->fgc = NULL;
- }
-
- if (xtext->light_gc)
- {
- gdk_gc_destroy (xtext->light_gc);
- xtext->light_gc = NULL;
- }
-
- if (xtext->dark_gc)
- {
- gdk_gc_destroy (xtext->dark_gc);
- xtext->dark_gc = NULL;
- }
-
- if (xtext->hand_cursor)
- {
- gdk_cursor_destroy (xtext->hand_cursor);
- xtext->hand_cursor = NULL;
- }
-
- ent = xtext->text_first;
- while (ent)
- {
- next = ent->next;
- free (ent);
- ent = next;
- }
- xtext->text_first = NULL;
-
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (*GTK_OBJECT_CLASS (parent_class)->destroy) (object);
-}
-
-static void
-gtk_xtext_realize (GtkWidget * widget)
-{
- GtkXText *xtext;
- GdkWindowAttr attributes;
- GdkGCValues val;
- GdkColor col;
- GdkColormap *cmap;
-
- GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
- xtext = GTK_XTEXT (widget);
-
- attributes.x = widget->allocation.x;
- attributes.y = widget->allocation.y;
- attributes.width = widget->allocation.width;
- attributes.height = widget->allocation.height;
- attributes.wclass = GDK_INPUT_OUTPUT;
- attributes.window_type = GDK_WINDOW_CHILD;
- attributes.event_mask = gtk_widget_get_events (widget) |
- GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
-#ifdef MOTION_MONITOR
- | GDK_POINTER_MOTION_MASK | GDK_LEAVE_NOTIFY_MASK;
-#else
- | GDK_POINTER_MOTION_MASK;
-#endif
-
- cmap = gtk_widget_get_colormap (widget);
- attributes.colormap = cmap;
- attributes.visual = gtk_widget_get_visual (widget);
-
- widget->window = gdk_window_new (widget->parent->window, &attributes,
- GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL |
- GDK_WA_COLORMAP);
-
- gdk_window_set_user_data (widget->window, widget);
-
- xtext->depth = gdk_window_get_visual (widget->window)->depth;
-
- val.subwindow_mode = GDK_INCLUDE_INFERIORS;
- val.graphics_exposures = 0;
-
- xtext->bgc = gdk_gc_new_with_values (widget->window, &val,
- GDK_GC_EXPOSURES | GDK_GC_SUBWINDOW);
- xtext->fgc = gdk_gc_new_with_values (widget->window, &val,
- GDK_GC_EXPOSURES | GDK_GC_SUBWINDOW);
- xtext->light_gc = gdk_gc_new_with_values (widget->window, &val,
- GDK_GC_EXPOSURES | GDK_GC_SUBWINDOW);
- xtext->dark_gc = gdk_gc_new_with_values (widget->window, &val,
- GDK_GC_EXPOSURES | GDK_GC_SUBWINDOW);
-
- /* for the separator bar (light) */
- col.red = 0xffff; col.green = 0xffff; col.blue = 0xffff;
- /* is setting the pixel necessary (or even correct) ?? */
- col.pixel = (gulong)((col.red & 0xff00) * 256 +
- (col.green & 0xff00) +
- (col.blue & 0xff00) / 256);
- gdk_color_alloc (cmap, &col);
- gdk_gc_set_foreground (xtext->light_gc, &col);
-
- /* for the separator bar (dark) */
- col.red = 0x8e38; col.green = 0x8e38; col.blue = 0x9f38;
- col.pixel = (gulong)((col.red & 0xff00) * 256 +
- (col.green & 0xff00) +
- (col.blue & 0xff00) / 256);
- gdk_color_alloc (cmap, &col);
- gdk_gc_set_foreground (xtext->dark_gc, &col);
-
- if (xtext->fonttype != FONT_SET && xtext->font != NULL)
- gdk_gc_set_font (xtext->fgc, xtext->font);
-
- xtext_set_fg (xtext->fgc, xtext->palette[18]);
- xtext_set_bg (xtext->fgc, xtext->palette[19]);
- xtext_set_fg (xtext->bgc, xtext->palette[19]);
-
-#ifdef USE_XLIB
- if (xtext->transparent)
- {
- gtk_xtext_load_trans (xtext);
- } else if (xtext->pixmap)
- {
- gdk_gc_set_tile (xtext->bgc, xtext->pixmap);
- gdk_gc_set_ts_origin (xtext->bgc, 0, 0);
- gdk_gc_set_fill (xtext->bgc, GDK_TILED);
- }
-#else
- if (xtext->pixmap)
- {
- gdk_gc_set_tile (xtext->bgc, xtext->pixmap);
- gdk_gc_set_ts_origin (xtext->bgc, 0, 0);
- gdk_gc_set_fill (xtext->bgc, GDK_TILED);
- }
-#endif
-
- xtext->hand_cursor = gdk_cursor_new (GDK_HAND1);
-
- gdk_window_set_back_pixmap (widget->window, NULL, FALSE);
-
- /* if not doublebuffer, draw directly to window */
- if (!xtext->double_buffer)
- xtext->draw_buf = widget->window;
-
- if (xtext->auto_indent)
- xtext->indent = 1;
-}
-
-static void
-gtk_xtext_size_request (GtkWidget * widget, GtkRequisition * requisition)
-{
- requisition->width = GTK_XTEXT (widget)->fontwidth['Z'] * 20;
- requisition->height = (GTK_XTEXT (widget)->fontsize * 10) + 3;
-}
-
-static void
-gtk_xtext_size_allocate (GtkWidget * widget, GtkAllocation * allocation)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
-
- if (allocation->width == widget->allocation.width &&
- allocation->height == widget->allocation.height &&
- allocation->x == widget->allocation.x &&
- allocation->y == widget->allocation.y)
- return;
-
- widget->allocation = *allocation;
- if (GTK_WIDGET_REALIZED (widget))
- {
- gdk_window_move_resize (widget->window,
- allocation->x, allocation->y,
- allocation->width, allocation->height);
- gtk_xtext_calc_lines (xtext, FALSE);
- }
-}
-
-static void
-gtk_xtext_draw (GtkWidget * widget, GdkRectangle * area)
-{
- int x, y;
- GtkXText *xtext = GTK_XTEXT (widget);
-
-#ifdef USE_XLIB
- if (xtext->transparent)
- {
- gdk_window_get_origin (widget->window, &x, &y);
- /* update transparency only if it moved */
- if (xtext->last_win_x != x || xtext->last_win_y != y)
- {
- xtext->last_win_x = x;
- xtext->last_win_y = y;
- gtk_xtext_free_trans (xtext);
- gtk_xtext_load_trans (xtext);
- }
- }
-#endif
-
- if (xtext->scrollbar_down)
- gtk_adjustment_set_value (xtext->adj,
- xtext->adj->upper - xtext->adj->page_size);
- gtk_xtext_render_page (xtext);
-}
-
-static int
-gtk_xtext_selection_clear (GtkXText * xtext)
-{
- textentry *ent;
- int ret = 0;
-
- ent = xtext->last_ent_start;
- while (ent)
- {
- if (ent->mark_start != -1)
- ret = 1;
- ent->mark_start = -1;
- ent->mark_end = -1;
- if (ent == xtext->last_ent_end)
- break;
- ent = ent->next;
- }
-
- return ret;
-}
-
-static int
-find_x_8bit (GtkXText *xtext, textentry *ent, char *text, int x, int indent)
-{
- int xx = indent;
- int i = 0;
- int col = FALSE;
- int nc = 0;
- char *orig = text;
- int a;
-
- while (*text)
- {
- if ((col && isdigit (*text) && nc < 2) ||
- (col && *text == ',' && nc < 3))
- {
- nc++;
- if (*text == ',')
- nc = 0;
- } else
- {
- col = FALSE;
- switch (*text)
- {
- case ATTR_COLOR:
- col = TRUE;
- nc = 0;
- break;
- case ATTR_BEEP:
- case ATTR_RESET:
- case ATTR_REVERSE:
- case ATTR_BOLD:
- case ATTR_UNDERLINE:
- break;
- default:
- a = *((unsigned char *)text);
- xx += xtext->fontwidth[a];
- if (xx >= x)
- return i + (orig - ent->str);
- }
- }
- text++;
- i++;
- if (text - orig >= ent->str_len)
- return ent->str_len;
- }
-
- return ent->str_len;
-}
-
-static int
-find_x_general (GtkXText * xtext, textentry * ent, char *str, int x, int indent)
-{
- int str_width;
- int len = 1;
-
- while (1)
- {
- str_width = gtk_xtext_text_width (xtext, str, len);
- if (str_width + indent >= x)
- return (str + len) - ent->str;
- len++;
- if (len + (str - ent->str) > ent->str_len)
- return ent->str_len;
- if (str_width + indent + 40 < x)
- len += 2;
- }
-}
-
-static int
-find_x (GtkXText * xtext, textentry * ent, char *str, int x, int indent)
-{
- if (xtext->fonttype == FONT_1BYTE)
- return find_x_8bit (xtext, ent, str, x, indent);
-
- return find_x_general (xtext, ent, str, x, indent);
-}
-
-static int
-gtk_xtext_find_x (GtkXText * xtext, int x, textentry * ent, int offset,
- int line, int win_width, int *out_of_bounds)
-{
- int indent;
- char *str;
-
- if (offset < 1)
- indent = ent->indent;
- else
- indent = xtext->indent;
-
- if (line > xtext->adj->page_size || line < 0)
- return 0;
-
- if (xtext->grid_offset[line] > ent->str_len)
- return 0;
-
- if (xtext->grid_offset[line] < 0)
- return 0;
-
- str = ent->str + xtext->grid_offset[line];
-
- if (x < indent)
- {
- *out_of_bounds = 1;
- return (str - ent->str);
- }
-
- *out_of_bounds = 0;
-
- return find_x (xtext, ent, str, x, indent);
-}
-
-static textentry *
-gtk_xtext_find_char (GtkXText * xtext, int x, int y, int *off,
- int *out_of_bounds)
-{
- textentry *ent;
- int line;
- int subline;
- int win_width;
-
- gdk_window_get_size (GTK_WIDGET (xtext)->window, &win_width, 0);
- win_width -= MARGIN;
-
- line = (y - xtext->font->descent) / xtext->fontsize;
-
- subline = xtext->pagetop_subline;
- ent = gtk_xtext_nth (xtext, xtext->pagetop_ent, line, win_width, &subline);
- if (!ent)
- return 0;
-
- if (off)
- *off = gtk_xtext_find_x (xtext, x, ent, subline, line, win_width,
- out_of_bounds);
-
- return ent;
-}
-
-static gint
-gtk_xtext_expose (GtkWidget * widget, GdkEventExpose * event)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
- textentry *ent_start, *ent_end;
-
- if (xtext->double_buffer)
- {
- gtk_xtext_render_page (xtext);
- return FALSE;
- }
-
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1,
- event->area.x, event->area.y,
- event->area.width, event->area.height);
-
- ent_start = gtk_xtext_find_char (xtext, event->area.x, event->area.y,
- NULL, NULL);
- ent_end = gtk_xtext_find_char (xtext, event->area.x + event->area.width,
- event->area.y + event->area.height, NULL, NULL);
-
- xtext->skip_fills = TRUE;
- xtext->skip_border_fills = TRUE;
-
- gtk_xtext_render_ents (xtext, ent_start, ent_end, TRUE);
-
- xtext->skip_fills = FALSE;
- xtext->skip_border_fills = FALSE;
-
- return FALSE;
-}
-
-static void
-gtk_xtext_selection_draw (GtkXText * xtext, GdkEventMotion * event)
-{
- textentry *ent;
- textentry *ent_end;
- textentry *ent_start;
- int offset_start;
- int offset_end;
- int low_x;
- int low_y;
- int high_x;
- int high_y;
- int tmp;
-
- if (xtext->select_start_y > xtext->select_end_y)
- {
- low_x = xtext->select_end_x;
- low_y = xtext->select_end_y;
- high_x = xtext->select_start_x;
- high_y = xtext->select_start_y;
- } else
- {
- low_x = xtext->select_start_x;
- low_y = xtext->select_start_y;
- high_x = xtext->select_end_x;
- high_y = xtext->select_end_y;
- }
-
- ent_start = gtk_xtext_find_char (xtext, low_x, low_y, &offset_start, &tmp);
- ent_end = gtk_xtext_find_char (xtext, high_x, high_y, &offset_end, &tmp);
-
- if (ent_start && !ent_end)
- {
- ent_end = xtext->text_last;
- offset_end = ent_end->str_len;
- }
-
- if (!ent_start || !ent_end)
- {
- if (xtext->adj->value != xtext->old_value)
- gtk_xtext_render_page (xtext);
- return;
- }
-
- gtk_xtext_selection_clear (xtext);
-
- /* marking less than a complete line? */
- if (ent_start == ent_end)
- {
- ent_start->mark_start = MIN (offset_start, offset_end);
- ent_start->mark_end = MAX (offset_end, offset_start);
- if (offset_start == offset_end)
- ent_start->mark_end++;
- } else
- {
- ent_start->mark_start = offset_start;
- ent_start->mark_end = ent_start->str_len;
-
- if (offset_end != 0)
- {
- ent_end->mark_start = 0;
- ent_end->mark_end = offset_end;
- }
- }
-
- if (ent_start != ent_end)
- {
- ent = ent_start->next;
- while (ent && ent != ent_end)
- {
- ent->mark_start = 0;
- ent->mark_end = ent->str_len;
- ent = ent->next;
- }
- }
-
- /* has the selection changed? Dont render unless necessary */
- if (xtext->last_ent_start == ent_start &&
- xtext->last_ent_end == ent_end &&
- xtext->last_offset_start == offset_start &&
- xtext->last_offset_end == offset_end)
- return;
-
- gtk_selection_owner_set (GTK_WIDGET (xtext), GDK_SELECTION_PRIMARY,
- event->time);
-
- if (xtext->double_buffer)
- {
- if (xtext->io_tag == -1)
- xtext->io_tag = gtk_timeout_add (REFRESH_TIMEOUT,
- (GtkFunction)
- gtk_xtext_adjustment_timeout,
- xtext);
- } else
- {
- ent = xtext->last_ent_end;
- if (ent)
- if (ent->next == ent_end)
- ent = ent_end;
- xtext->skip_border_fills = TRUE;
- gtk_xtext_render_ents (xtext, xtext->last_ent_start, ent, TRUE);
- xtext->skip_border_fills = FALSE;
- xtext->old_ent_start = xtext->last_ent_start;
- xtext->old_ent_end = xtext->last_ent_end;
- }
-
- xtext->last_ent_start = ent_start;
- xtext->last_ent_end = ent_end;
- xtext->last_offset_start = offset_start;
- xtext->last_offset_end = offset_end;
-}
-
-static gint
-gtk_xtext_scrolldown_timeout (GtkXText * xtext)
-{
- int p_y, win_height;
-
- gdk_window_get_pointer (GTK_WIDGET (xtext)->window, 0, &p_y, 0);
- gdk_window_get_size (GTK_WIDGET (xtext)->window, 0, &win_height);
-
- if (p_y > win_height &&
- xtext->adj->value < (xtext->adj->upper - xtext->adj->page_size))
- {
- xtext->adj->value++;
- gtk_adjustment_changed (xtext->adj);
- gtk_xtext_render_page (xtext);
- return 1;
- }
-
- xtext->scroll_tag = -1;
- return 0;
-}
-
-static gint
-gtk_xtext_scrollup_timeout (GtkXText * xtext)
-{
- int p_y;
-
- gdk_window_get_pointer (GTK_WIDGET (xtext)->window, 0, &p_y, 0);
-
- if (p_y < 0 && xtext->adj->value > 0.0)
- {
- xtext->adj->value--;
- gtk_adjustment_changed (xtext->adj);
- gtk_xtext_render_page (xtext);
- return 1;
- }
-
- xtext->scroll_tag = -1;
- return 0;
-}
-
-static void
-gtk_xtext_selection_update (GtkXText * xtext, GdkEventMotion * event, int p_y)
-{
- int win_height;
- int moved;
-
- gdk_window_get_size (GTK_WIDGET (xtext)->window, 0, &win_height);
-
- /* selecting past top of window, scroll up! */
- if (p_y < 0 && xtext->adj->value >= 0)
- {
- if (xtext->scroll_tag == -1)
- xtext->scroll_tag = gtk_timeout_add (100,
- (GtkFunction)
- gtk_xtext_scrollup_timeout,
- xtext);
- return;
- }
-
- /* selecting past bottom of window, scroll down! */
- if (p_y > win_height &&
- xtext->adj->value < (xtext->adj->upper - xtext->adj->page_size))
- {
- if (xtext->scroll_tag == -1)
- xtext->scroll_tag = gtk_timeout_add (100,
- (GtkFunction)
- gtk_xtext_scrolldown_timeout,
- xtext);
- return;
- }
-
- moved = xtext->adj->value - xtext->select_start_adj;
- xtext->select_start_y -= (moved * xtext->fontsize);
- xtext->select_start_adj = xtext->adj->value;
- gtk_xtext_selection_draw (xtext, event);
-}
-
-static char *
-gtk_xtext_get_word (GtkXText * xtext, int x, int y, textentry ** ret_ent,
- int *ret_off, int *ret_len)
-{
- textentry *ent;
- int offset;
- char *str;
- char *word;
- int len;
- int out_of_bounds;
-
- ent = gtk_xtext_find_char (xtext, x, y, &offset, &out_of_bounds);
- if (!ent)
- return 0;
-
- if (out_of_bounds)
- return 0;
-
- if (offset == ent->str_len)
- return 0;
-
- if (offset < 1)
- return 0;
-
- offset--;
-
- str = ent->str + offset;
-
- while (!is_del (*str) && str != ent->str)
- str--;
- word = str + 1;
-
- len = 0;
- str = word;
- while (!is_del (*str) && len != ent->str_len)
- {
- str++;
- len++;
- }
-
- if (ret_ent)
- *ret_ent = ent;
- if (ret_off)
- *ret_off = word - ent->str;
- if (ret_len)
- *ret_len = str - word;
-
- word = gtk_xtext_strip_color (word, len, NULL, NULL);
-
- return word;
-}
-
-static gint
-gtk_xtext_leave_notify (GtkWidget * widget, GdkEventCrossing * event)
-{
-#ifdef MOTION_MONITOR
- GtkXText *xtext = GTK_XTEXT (widget);
-
- if (xtext->cursor_hand)
- {
- xtext->hilight_start = -1;
- xtext->hilight_end = -1;
- xtext->cursor_hand = FALSE;
- gdk_window_set_cursor (widget->window, 0);
- xtext->skip_border_fills = TRUE;
- xtext->do_underline_fills_only = TRUE;
- gtk_xtext_render_ents (xtext, xtext->hilight_ent, NULL, FALSE);
- xtext->skip_border_fills = FALSE;
- xtext->do_underline_fills_only = FALSE;
- xtext->hilight_ent = NULL;
- }
-#endif
- return FALSE;
-}
-
-static gint
-gtk_xtext_motion_notify (GtkWidget * widget, GdkEventMotion * event)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
- int tmp, x, y, offset, len;
- char *word;
- textentry *word_ent, *old_ent;
-
- gdk_window_get_pointer (widget->window, &x, &y, 0);
-
- if (xtext->moving_separator)
- {
- if (x < (3 * widget->allocation.width) / 5 && x > 15)
- {
- tmp = xtext->indent;
- xtext->indent = x;
- gtk_xtext_fix_indent (xtext);
- if (tmp != xtext->indent)
- {
- gtk_xtext_recalc_widths (xtext, FALSE);
- if (xtext->scrollbar_down)
- gtk_adjustment_set_value (xtext->adj, xtext->adj->upper -
- xtext->adj->page_size);
- if (xtext->io_tag == -1)
- xtext->io_tag = gtk_timeout_add (REFRESH_TIMEOUT,
- (GtkFunction)
- gtk_xtext_adjustment_timeout,
- xtext);
- }
- }
- return FALSE;
- }
-
- if (xtext->button_down)
- {
- gtk_grab_add (widget);
- /*gdk_pointer_grab (widget->window, TRUE,
- GDK_BUTTON_RELEASE_MASK |
- GDK_BUTTON_MOTION_MASK, NULL, NULL, 0);*/
- xtext->select_end_x = x;
- xtext->select_end_y = y;
- gtk_xtext_selection_update (xtext, event, y);
- return FALSE;
- }
-#ifdef MOTION_MONITOR
-
- if (xtext->urlcheck_function == NULL)
- return FALSE;
-
- word = gtk_xtext_get_word (xtext, x, y, &word_ent, &offset, &len);
- if (word)
- {
- if (xtext->urlcheck_function (xtext, word) > 0)
- {
- free (word);
- if (!xtext->cursor_hand ||
- xtext->hilight_ent != word_ent ||
- xtext->hilight_start != offset ||
- xtext->hilight_end != offset + len)
- {
- if (!xtext->cursor_hand)
- {
- gdk_window_set_cursor (GTK_WIDGET (xtext)->window,
- xtext->hand_cursor);
- xtext->cursor_hand = TRUE;
- }
- old_ent = xtext->hilight_ent;
- xtext->hilight_ent = word_ent;
- xtext->hilight_start = offset;
- xtext->hilight_end = offset + len;
- xtext->skip_border_fills = TRUE;
- xtext->do_underline_fills_only = TRUE;
- gtk_xtext_render_ents (xtext, old_ent, word_ent, FALSE);
- xtext->skip_border_fills = FALSE;
- xtext->do_underline_fills_only = FALSE;
- }
- return FALSE;
- }
- free (word);
- }
-
- gtk_xtext_leave_notify (widget, NULL);
-
-#endif
-
- return FALSE;
-}
-
-static gint
-gtk_xtext_button_release (GtkWidget * widget, GdkEventButton * event)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
- char *word;
-
- if (xtext->moving_separator)
- {
- xtext->moving_separator = FALSE;
- if (event->x < (4 * widget->allocation.width) / 5 && event->x > 15)
- {
- xtext->indent = event->x;
- }
- gtk_xtext_fix_indent (xtext);
- gtk_xtext_recalc_widths (xtext, FALSE);
- gtk_xtext_adjustment_set (xtext, TRUE);
- gtk_xtext_render_page (xtext);
- return FALSE;
- }
-
- if (xtext->word_or_line_select)
- {
- xtext->word_or_line_select = FALSE;
- xtext->button_down = FALSE;
- return FALSE;
- }
-
- if (event->button == 1)
- {
- xtext->button_down = FALSE;
-
- gtk_grab_remove (widget);
- /*gdk_pointer_ungrab (0);*/
-
- if (xtext->select_start_x == event->x &&
- xtext->select_start_y == event->y)
- {
- if (gtk_xtext_selection_clear (xtext))
- gtk_xtext_render_page (xtext);
- } else
- {
- word = gtk_xtext_get_word (xtext, event->x, event->y, 0, 0, 0);
- if (word)
- {
- gtk_signal_emit (GTK_OBJECT (xtext), xtext_signals[WORD_CLICK],
- word, event);
- free (word);
- return FALSE;
- }
- }
- }
-
- return FALSE;
-}
-
-static gint
-gtk_xtext_button_press (GtkWidget * widget, GdkEventButton * event)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
- textentry *ent;
- char *word;
- int line_x, x, y, offset, len;
- gfloat new_value;
-
- gdk_window_get_pointer (widget->window, &x, &y, 0);
-
- if (event->button == 3) /* right click */
- {
- word = gtk_xtext_get_word (xtext, x, y, 0, 0, 0);
- if (word)
- {
- gtk_signal_emit (GTK_OBJECT (xtext), xtext_signals[WORD_CLICK],
- word, event);
- free (word);
- } else
- gtk_signal_emit (GTK_OBJECT (xtext), xtext_signals[WORD_CLICK],
- "", event);
- return FALSE;
- }
-
- if (event->button == 4) /* mouse wheel pageUp */
- {
- new_value = xtext->adj->value - xtext->adj->page_increment;
- if (new_value < xtext->adj->lower)
- new_value = xtext->adj->lower;
- gtk_adjustment_set_value (xtext->adj, new_value);
- return FALSE;
- }
-
- if (event->button == 5) /* mouse wheel pageDn */
- {
- new_value = xtext->adj->value + xtext->adj->page_increment;
- if (new_value > (xtext->adj->upper - xtext->adj->page_size))
- new_value = xtext->adj->upper - xtext->adj->page_size;
- gtk_adjustment_set_value (xtext->adj, new_value);
- return FALSE;
- }
-
- if (event->button == 2)
- {
- gtk_signal_emit (GTK_OBJECT (xtext), xtext_signals[WORD_CLICK], "", event);
- return FALSE;
- }
-
- if (event->button != 1) /* we only want left button */
- return FALSE;
-
- if (event->type == GDK_2BUTTON_PRESS) /* WORD select */
- {
- word = gtk_xtext_get_word (xtext, x, y, &ent, &offset, &len);
- if (word)
- {
- free (word);
- if (len == 0)
- return FALSE;
- gtk_xtext_selection_clear (xtext);
- ent->mark_start = offset;
- ent->mark_end = offset + len;
- xtext->last_ent_start = ent;
- xtext->last_ent_end = ent;
- gtk_xtext_render_page (xtext);
- xtext->word_or_line_select = TRUE;
- gtk_selection_owner_set (widget, GDK_SELECTION_PRIMARY, event->time);
- }
-
- return FALSE;
- }
-
- if (event->type == GDK_3BUTTON_PRESS) /* LINE select */
- {
- word = gtk_xtext_get_word (xtext, x, y, &ent, 0, 0);
- if (word)
- {
- free (word);
- gtk_xtext_selection_clear (xtext);
- ent->mark_start = 0;
- ent->mark_end = ent->str_len;
- xtext->last_ent_start = ent;
- xtext->last_ent_end = ent;
- gtk_xtext_render_page (xtext);
- xtext->word_or_line_select = TRUE;
- gtk_selection_owner_set (widget, GDK_SELECTION_PRIMARY, event->time);
- }
-
- return FALSE;
- }
-
- /* check if it was a separator-bar click */
- if (xtext->separator && xtext->indent)
- {
- line_x = xtext->indent - ((xtext->space_width + 1) / 2);
- if (line_x == x || line_x == x + 1 || line_x == x - 1)
- {
- xtext->moving_separator = TRUE;
- gtk_xtext_render_page (xtext);
- return FALSE;
- }
- }
-
- xtext->button_down = TRUE;
-
- xtext->select_start_x = x;
- xtext->select_start_y = y;
-
- xtext->select_start_adj = xtext->adj->value;
-
- return FALSE;
-}
-
-/* another program has claimed the selection */
-
-static gint
-gtk_xtext_selection_kill (GtkWidget * widget, GdkEventSelection * event)
-{
- if (gtk_xtext_selection_clear (GTK_XTEXT (widget)))
- gtk_xtext_render_page (GTK_XTEXT (widget));
- return TRUE;
-}
-
-/* another program is asking for our selection */
-
-static void
-gtk_xtext_selection_get (GtkWidget * widget,
- GtkSelectionData * selection_data_ptr,
- guint info, guint time)
-{
- GtkXText *xtext = GTK_XTEXT (widget);
- textentry *ent;
- char *txt;
- char *pos;
- char *stripped;
- int len;
- int first = TRUE;
-
- /* first find out how much we need to malloc ... */
- len = 0;
- ent = xtext->text_first;
- while (ent)
- {
- if (ent->mark_start != -1)
- {
- if (ent->mark_end - ent->mark_start > 0)
- len += (ent->mark_end - ent->mark_start) + 1;
- else
- len++;
- }
- ent = ent->next;
- }
-
- /* now allocate mem and copy buffer */
- pos = txt = malloc (len);
- ent = xtext->text_first;
- while (ent)
- {
- if (ent->mark_start != -1)
- {
- if (!first)
- {
- *pos = '\n';
- pos++;
- }
- first = FALSE;
- if (ent->mark_end - ent->mark_start > 0)
- {
- memcpy (pos, ent->str + ent->mark_start,
- ent->mark_end - ent->mark_start);
- pos += ent->mark_end - ent->mark_start;
- }
- }
- ent = ent->next;
- }
- *pos = 0;
-
- if (xtext->color_paste)
- {
- gtk_selection_data_set (selection_data_ptr, GDK_SELECTION_TYPE_STRING,
- 8, txt, strlen (txt));
- } else
- {
- stripped = gtk_xtext_strip_color (txt, strlen (txt), NULL, NULL);
- gtk_selection_data_set (selection_data_ptr, GDK_SELECTION_TYPE_STRING,
- 8, stripped, strlen (stripped));
- free (stripped);
- }
-
- free (txt);
-}
-
-static void
-gtk_xtext_class_init (GtkXTextClass * class)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkXTextClass *xtext_class;
-
- object_class = (GtkObjectClass *) class;
- widget_class = (GtkWidgetClass *) class;
- xtext_class = (GtkXTextClass *) class;
-
- parent_class = gtk_type_class (gtk_widget_get_type ());
-
- xtext_signals[WORD_CLICK] =
- gtk_signal_new (/*name*/"word_click",
- /*GtkSignalRunType*/GTK_RUN_FIRST,
- /*GtkType*/object_class->type,
- /*funcoffset*/GTK_SIGNAL_OFFSET (GtkXTextClass, word_click),
- /*GtkSignalMarshaller*/gtk_marshal_NONE__POINTER_POINTER,
- /*returnval*/GTK_TYPE_NONE,
- /*num args*/2, /*args*/GTK_TYPE_POINTER, GTK_TYPE_POINTER);
- gtk_object_class_add_signals (object_class, xtext_signals, LAST_SIGNAL);
-
- object_class->destroy = gtk_xtext_destroy;
-
- widget_class->realize = gtk_xtext_realize;
- widget_class->size_request = gtk_xtext_size_request;
- widget_class->size_allocate = gtk_xtext_size_allocate;
- widget_class->button_press_event = gtk_xtext_button_press;
- widget_class->button_release_event = gtk_xtext_button_release;
- widget_class->motion_notify_event = gtk_xtext_motion_notify;
- widget_class->leave_notify_event = gtk_xtext_leave_notify;
- widget_class->draw = gtk_xtext_draw;
- widget_class->expose_event = gtk_xtext_expose;
-
- xtext_class->word_click = NULL;
-}
-
-guint gtk_xtext_get_type ()
-{
- static guint xtext_type = 0;
-
- if (!xtext_type)
- {
- GtkTypeInfo xtext_info = {
- "GtkXText",
- sizeof (GtkXText),
- sizeof (GtkXTextClass),
- (GtkClassInitFunc) gtk_xtext_class_init,
- (GtkObjectInitFunc) gtk_xtext_init,
- (GtkArgSetFunc) NULL,
- (GtkArgGetFunc) NULL,
- };
-
- xtext_type = gtk_type_unique (gtk_widget_get_type (), &xtext_info);
- }
-
- return xtext_type;
-}
-
-/*void
-gtk_xtext_thaw (GtkXText *xtext)
-{
- if (xtext->frozen > 0)
- xtext->frozen--;
-
- if (xtext->frozen == 0)
- gtk_xtext_render_page (xtext);
-}
-
-void
-gtk_xtext_freeze (GtkXText *xtext)
-{
- xtext->frozen++;
-}*/
-
-/* strip MIRC colors and other attribs. */
-
-char *
-gtk_xtext_strip_color (unsigned char *text, int len, char *outbuf, int *newlen)
-{
- int nc = 0;
- int i = 0;
- int col = FALSE;
- char *new_str;
-
- if (outbuf == NULL)
- new_str = malloc (len + 2);
- else
- new_str = outbuf;
-
- while (len > 0)
- {
- if ((col && isdigit (*text) && nc < 2) ||
- (col && *text == ',' && nc < 3))
- {
- nc++;
- if (*text == ',')
- nc = 0;
- } else
- {
- if (col)
- col = FALSE;
- switch (*text)
- {
- case ATTR_COLOR:
- col = TRUE;
- nc = 0;
- break;
- case ATTR_BEEP:
- case ATTR_RESET:
- case ATTR_REVERSE:
- case ATTR_BOLD:
- case ATTR_UNDERLINE:
- break;
- default:
- new_str[i] = *text;
- i++;
- }
- }
- text++;
- len--;
- }
-
- new_str[i] = 0;
-
- if (newlen != NULL)
- *newlen = i;
-
- return new_str;
-}
-
-/* gives width of a 8bit string - with no mIRC codes in it */
-
-static int
-gtk_xtext_text_width_simple (GtkXText * xtext, unsigned char *str, int len)
-{
- int width = 0;
-
- if (xtext->fixed_width_font)
- return (xtext->space_width * len);
-
- while (len)
- {
- width += xtext->fontwidth[*str];
- len--;
- str++;
- }
-
- return width;
-}
-
-/* gives width of a string, excluding the mIRC codes */
-
-static int
-gtk_xtext_text_width (GtkXText * xtext, unsigned char *text, int len)
-{
- unsigned char *tmp, *new_buf;
- int width, new_len;
-
- new_buf = gtk_xtext_strip_color (text, len, xtext->scratch_buffer, &new_len);
-
- if (xtext->fonttype == FONT_1BYTE)
- {
- if (xtext->fixed_width_font)
- {
- width = xtext->space_width * new_len;
- } else
- {
- width = 0;
- tmp = new_buf;
- while (*tmp)
- {
- width += xtext->fontwidth[*tmp];
- tmp++;
- }
- }
- } else
- {
- width = gdk_text_width (xtext->font, new_buf, new_len);
- }
-
- return width;
-}
-
-/* actually draw text to screen */
-
-static int
-gtk_xtext_render_flush (GtkXText * xtext, int x, int y, char *str, int len,
- GdkGC *gc)
-{
- int str_width;
- int dofill;
-#ifdef USE_XLIB
- XFontStruct *xfont;
- GC xgc;
- Drawable xdraw_buf;
- Display *xdisplay;
-#endif
-
- if (xtext->dont_render)
- return 0;
-
- if (xtext->fonttype == FONT_1BYTE)
- str_width = gtk_xtext_text_width_simple (xtext, str, len);
- else
- str_width = gdk_text_width (xtext->font, str, len);
-
- if (str_width < 1)
- return 0;
-
- if (!xtext->backcolor && xtext->pixmap)
- {
- dofill = FALSE;
- /* draw the background pixmap behind the text - CAUSES FLICKER HERE !! */
- if (!xtext->double_buffer && !xtext->skip_fills)
- {
- if (xtext->do_underline_fills_only)
- {
- gdk_draw_rectangle (GTK_WIDGET (xtext)->window, xtext->bgc, 1,
- x, y + 1, str_width, 1);
- if (xtext->underline) /* optimization */
- goto dounder;
- } else
- {
- gdk_draw_rectangle (GTK_WIDGET (xtext)->window, xtext->bgc, 1,
- x, y - xtext->font->ascent, str_width,
- xtext->fontsize);
- }
- }
- } else
- {
- dofill = TRUE;
- if (xtext->skip_fills && !xtext->backcolor)
- dofill = FALSE;
- }
-
-#ifdef USE_XLIB
-
- xgc = GDK_GC_XGC (gc);
- xdraw_buf = GDK_WINDOW_XWINDOW (xtext->draw_buf);
- xdisplay = GDK_WINDOW_XDISPLAY (GTK_WIDGET (xtext)->window);
- xfont = GDK_FONT_XFONT (xtext->font);
-
- switch (xtext->fonttype)
- {
- case FONT_1BYTE:
- if (dofill)
- XDrawImageString (xdisplay, xdraw_buf, xgc, x, y, str, len);
- else
- XDrawString (xdisplay, xdraw_buf, xgc, x, y, str, len);
- if (xtext->bold)
- XDrawString (xdisplay, xdraw_buf, xgc, x + 1, y, str, len);
- break;
-
- case FONT_2BYTE:
- len /= 2;
- if (dofill)
- XDrawImageString16 (xdisplay, xdraw_buf,
- xgc, x, y, (XChar2b *) str, len);
- else
- XDrawString16 (xdisplay, xdraw_buf,
- xgc, x, y, (XChar2b *) str, len);
- if (xtext->bold)
- XDrawString16 (xdisplay, xdraw_buf,
- xgc, x + 1, y, (XChar2b *) str, len);
- break;
-
- case FONT_SET:
- if (dofill)
- XmbDrawImageString (xdisplay, xdraw_buf,
- (XFontSet) xfont, xgc, x, y, str, len);
- else
- XmbDrawString (xdisplay, xdraw_buf,
- (XFontSet) xfont, xgc, x, y, str, len);
- if (xtext->bold)
- XmbDrawString (xdisplay, xdraw_buf,
- (XFontSet) xfont, xgc, x + 1, y, str, len);
- }
-
-#else
-
- /* don't have Xlib, gdk version --- */
- if (dofill)
- {
- GdkGCValues val;
- gdk_gc_get_values (gc, &val);
- xtext_set_fg (gc, val.background.pixel);
- gdk_draw_rectangle (xtext->draw_buf, gc, 1,
- x, y - xtext->font->ascent, str_width,
- xtext->fontsize);
- xtext_set_fg (gc, val.foreground.pixel);
- }
- gdk_draw_text (xtext->draw_buf, xtext->font, gc, x, y, str, len);
- if (xtext->bold)
- gdk_draw_text (xtext->draw_buf, xtext->font, gc, x + 1, y, str, len);
-
-#endif
-
- if (xtext->underline)
-dounder:
- gdk_draw_line (xtext->draw_buf, gc, x, y+1, x+str_width-1, y+1);
-
- return str_width;
-}
-
-static void
-gtk_xtext_reset (GtkXText * xtext, int mark, int attribs)
-{
- if (attribs)
- {
- xtext->underline = FALSE;
- xtext->bold = FALSE;
- }
- if (!mark)
- {
- xtext->backcolor = FALSE;
- if (xtext->col_fore != 18)
- xtext_set_fg (xtext->fgc, xtext->palette[18]);
- if (xtext->col_back != 19)
- xtext_set_bg (xtext->fgc, xtext->palette[19]);
- }
- xtext->col_fore = 18;
- xtext->col_back = 19;
-}
-
-/* render a single line, which WONT wrap, and parse mIRC colors */
-
-static void
-gtk_xtext_render_str (GtkXText * xtext, int y, textentry * ent, char *str,
- int len, int win_width, int indent, int line)
-{
- GdkGC *gc;
- int i = 0, x = indent, j = 0;
- char *pstr = str;
- int col_num, tmp;
- int offset;
- int mark = FALSE;
- int hilight = FALSE;
-
- offset = str - ent->str;
-
- if (line < 255 && line >= 0)
- xtext->grid_offset[line] = offset;
-
- gc = xtext->fgc; /* our foreground GC */
-
- if (ent->mark_start != -1 &&
- ent->mark_start <= i + offset && ent->mark_end > i + offset)
- {
- xtext_set_bg (gc, xtext->palette[16]);
- xtext_set_fg (gc, xtext->palette[17]);
- xtext->backcolor = TRUE;
- mark = TRUE;
- }
-#ifdef MOTION_MONITOR
- if (xtext->hilight_ent == ent &&
- xtext->hilight_start <= i + offset && xtext->hilight_end > i + offset)
- {
- xtext->underline = TRUE;
-/* xtext->bold = TRUE;*/
- hilight = TRUE;
- }
-#endif
-
- if (!xtext->double_buffer)
- {
- /* draw background to the left of the text */
- if (str == ent->str && indent && xtext->time_stamp)
- {
- /* don't overwrite the timestamp */
- if (indent > xtext->stamp_width)
- {
- if (!xtext->skip_border_fills)
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1,
- xtext->stamp_width, y - xtext->font->ascent,
- indent - xtext->stamp_width, xtext->fontsize);
- }
- } else
- {
- /* fill the indent area with background gc */
- if (!xtext->skip_border_fills)
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1,
- 0, y - xtext->font->ascent, indent, xtext->fontsize);
- }
- }
-
- while (i < len)
- {
-
-#ifdef MOTION_MONITOR
- if (xtext->hilight_ent == ent && xtext->hilight_start == (i + offset))
- {
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j;
- j = 0;
- xtext->underline = TRUE;
-/* xtext->bold = TRUE;*/
- hilight = TRUE;
- }
-#endif
-
- if (!mark && ent->mark_start == (i + offset))
- {
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j;
- j = 0;
- xtext_set_bg (gc, xtext->palette[16]);
- xtext_set_fg (gc, xtext->palette[17]);
- xtext->backcolor = TRUE;
- mark = TRUE;
- }
-
- if ((xtext->parsing_color && isdigit (str[i]) && xtext->nc < 2) ||
- (xtext->parsing_color && str[i] == ',' && xtext->nc < 3))
- {
- pstr++;
- if (str[i] == ',')
- {
- xtext->parsing_backcolor = TRUE;
- if (xtext->nc)
- {
- xtext->num[xtext->nc] = 0;
- xtext->nc = 0;
- col_num = atoi (xtext->num) % 16;
- xtext->col_fore = col_num;
- if (!mark)
- xtext_set_fg (gc, xtext->palette[col_num]);
- }
- } else
- {
- xtext->num[xtext->nc] = str[i];
- if (xtext->nc < 7)
- xtext->nc++;
- }
- } else
- {
- if (xtext->parsing_color)
- {
- xtext->parsing_color = FALSE;
- if (xtext->nc)
- {
- xtext->num[xtext->nc] = 0;
- xtext->nc = 0;
- col_num = atoi (xtext->num);
- if (col_num == 99) /* mIRC lameness */
- col_num = 19;
- else
- col_num = col_num % 16;
- if (xtext->parsing_backcolor)
- {
- if (col_num == 1)
- xtext->backcolor = FALSE;
- else
- xtext->backcolor = TRUE;
- if (!mark)
- xtext_set_bg (gc, xtext->palette[col_num]);
- xtext->col_back = col_num;
- } else
- {
- if (!mark)
- xtext_set_fg (gc, xtext->palette[col_num]);
- xtext->col_fore = col_num;
- }
- xtext->parsing_backcolor = FALSE;
- } else
- {
- /* got a \003<non-digit>... i.e. reset colors */
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j;
- j = 0;
- gtk_xtext_reset (xtext, mark, FALSE);
- }
- }
-
- switch (str[i])
- {
- case '\t':
- str[i] = ' ';
- j++;
- break;
- case '\n':
- case ATTR_BEEP:
- break;
- case ATTR_REVERSE:
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j + 1;
- j = 0;
- tmp = xtext->col_fore;
- xtext->col_fore = xtext->col_back;
- xtext->col_back = tmp;
- if (!mark)
- {
- xtext_set_fg (gc, xtext->palette[xtext->col_fore]);
- xtext_set_bg (gc, xtext->palette[xtext->col_back]);
- }
- if (xtext->col_back != 19)
- xtext->backcolor = TRUE;
- else
- xtext->backcolor = FALSE;
- break;
- case ATTR_BOLD:
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- xtext->bold = !xtext->bold;
- pstr += j + 1;
- j = 0;
- break;
- case ATTR_UNDERLINE:
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- xtext->underline = !xtext->underline;
- pstr += j + 1;
- j = 0;
- break;
- case ATTR_RESET:
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j + 1;
- j = 0;
- gtk_xtext_reset (xtext, mark, !hilight);
- break;
- case ATTR_COLOR:
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- xtext->parsing_color = TRUE;
- pstr += j + 1;
- j = 0;
- break;
- default:
- j++;
- }
- }
- i++;
-
-#ifdef MOTION_MONITOR
- if (xtext->hilight_ent == ent && xtext->hilight_end == (i + offset))
- {
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j;
- j = 0;
- xtext->underline = FALSE;
-/* xtext->bold = FALSE;*/
- hilight = FALSE;
- }
-#endif
-
- if (mark && ent->mark_end == (i + offset))
- {
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
- pstr += j;
- j = 0;
- xtext_set_bg (gc, xtext->palette[xtext->col_back]);
- xtext_set_fg (gc, xtext->palette[xtext->col_fore]);
- if (xtext->col_back != 19)
- xtext->backcolor = TRUE;
- else
- xtext->backcolor = FALSE;
- mark = FALSE;
- }
- }
-
- if (j)
- x += gtk_xtext_render_flush (xtext, x, y, pstr, j, gc);
-
- if (!xtext->double_buffer)
- {
- /* draw separator now so it doesn't appear to flicker */
- gtk_xtext_draw_sep (xtext, y + 1);
- /* draw background to the right of the text */
- if (!xtext->skip_border_fills)
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1,
- x, y - xtext->font->ascent, (win_width + MARGIN) - x,
- xtext->fontsize);
- }
-}
-
-#ifdef USE_XLIB
-
-/* get the desktop/root window - thanks Eterm */
-
-static Window desktop_window = None;
-
-Window
-get_desktop_window (Window the_window)
-{
- Atom prop, type, prop2;
- int format;
- unsigned long length, after;
- unsigned char *data;
- unsigned int nchildren;
- Window w, root, *children, parent;
-
- prop = XInternAtom (GDK_DISPLAY (), "_XROOTPMAP_ID", True);
- prop2 = XInternAtom (GDK_DISPLAY (), "_XROOTCOLOR_PIXEL", True);
-
- if (prop == None && prop2 == None)
- return None;
-
- for (w = the_window; w; w = parent)
- {
- if ((XQueryTree (GDK_DISPLAY (), w, &root, &parent, &children,
- &nchildren)) == False)
- return None;
-
- if (nchildren)
- XFree (children);
-
- if (prop != None)
- {
- XGetWindowProperty (GDK_DISPLAY (), w, prop, 0L, 1L, False,
- AnyPropertyType, &type, &format, &length, &after,
- &data);
- } else
- {
- XGetWindowProperty (GDK_DISPLAY (), w, prop2, 0L, 1L, False,
- AnyPropertyType, &type, &format, &length, &after,
- &data);
- }
-
- if (data)
- XFree (data);
-
- if (type != None)
- {
- return (desktop_window = w);
- }
- }
-
- return (desktop_window = None);
-}
-
-/* stolen from zvt, which was stolen from Eterm */
-
-static Pixmap
-get_pixmap_prop (Window the_window)
-{
- Atom prop, type;
- int format;
- unsigned long length, after;
- unsigned char *data;
- Pixmap pix = None;
-
- if (desktop_window == None)
- desktop_window = get_desktop_window (the_window);
- if (desktop_window == None)
- desktop_window = GDK_ROOT_WINDOW ();
-
- prop = XInternAtom (GDK_DISPLAY (), "_XROOTPMAP_ID", True);
- if (prop == None)
- return None;
-
- XGetWindowProperty (GDK_DISPLAY (), desktop_window, prop, 0L, 1L, False,
- AnyPropertyType, &type, &format, &length, &after,
- &data);
- if (data)
- {
- if (type == XA_PIXMAP)
- pix = *((Pixmap *) data);
-
- XFree (data);
- }
-
- return pix;
-}
-
-#ifdef USE_GDK_PIXBUF
-
-static GdkPixmap *
-create_shaded_pixmap (GtkXText * xtext, Pixmap p, int x, int y, int w, int h)
-{
- GdkPixmap *pp, *tmp, *shaded_pixmap;
- GdkPixbuf *pixbuf;
- GdkColormap *cmap;
- GdkGC *tgc;
- unsigned char *buf;
- unsigned char *pbuf;
- int width, height, depth;
- int rowstride;
- int pbwidth;
- int pbheight;
- int i, j;
- int offset;
- int r, g, b, a;
-
- pp = gdk_pixmap_foreign_new (p);
- cmap = gtk_widget_get_colormap (GTK_WIDGET (xtext));
- gdk_window_get_geometry (pp, NULL, NULL, &width, &height, &depth);
-
- if (width < x + w || height < y + h || x < 0 || y < 0)
- {
- tgc = gdk_gc_new (pp);
- tmp = gdk_pixmap_new (pp, w, h, depth);
- gdk_gc_set_tile (tgc, pp);
- gdk_gc_set_fill (tgc, GDK_TILED);
- gdk_gc_set_ts_origin (tgc, -x, -y);
- gdk_draw_rectangle (tmp, tgc, TRUE, 0, 0, w, h);
- gdk_gc_destroy (tgc);
-
- pixbuf = gdk_pixbuf_get_from_drawable (NULL, tmp, cmap,
- 0, 0, 0, 0, w, h);
- gdk_pixmap_unref (tmp);
- } else
- {
- pixbuf = gdk_pixbuf_get_from_drawable (NULL, pp, cmap,
- x, y, 0, 0, w, h);
- }
- gdk_xid_table_remove (GDK_WINDOW_XWINDOW (pp));
- g_dataset_destroy (pp);
- g_free (pp);
-
- if (!pixbuf)
- return NULL;
-
- buf = gdk_pixbuf_get_pixels (pixbuf);
- rowstride = gdk_pixbuf_get_rowstride (pixbuf);
- pbwidth = gdk_pixbuf_get_width (pixbuf);
- pbheight = gdk_pixbuf_get_height (pixbuf);
-
- a = 128; /* alpha */
- r = xtext->tint_red;
- g = xtext->tint_green;
- b = xtext->tint_blue;
-
- if (gdk_pixbuf_get_has_alpha (pixbuf))
- offset = 4;
- else
- offset = 3;
-
- for (i=0;i<pbheight;i++)
- {
- pbuf = buf;
- for (j=0;j<pbwidth;j++)
- {
- pbuf[0] = ((pbuf[0] * r) >> 8);
- pbuf[1] = ((pbuf[1] * g) >> 8);
- pbuf[2] = ((pbuf[2] * b) >> 8);
- pbuf+=offset;
- }
- buf+=rowstride;
- }
-
- gdk_pixbuf_render_pixmap_and_mask (pixbuf, &shaded_pixmap, NULL, 0);
- gdk_pixbuf_unref (pixbuf);
-
- return shaded_pixmap;
-}
-
-#endif
-
-/* free transparency xtext->pixmap */
-
-static void
-gtk_xtext_free_trans (GtkXText * xtext)
-{
- if (xtext->pixmap)
- {
- if (xtext->shaded)
- {
- gdk_pixmap_unref (xtext->pixmap);
- } else
- {
- gdk_xid_table_remove (GDK_WINDOW_XWINDOW (xtext->pixmap));
- g_dataset_destroy (xtext->pixmap);
- g_free (xtext->pixmap);
- }
- xtext->pixmap = NULL;
- }
-}
-
-/* grab pixmap from root window and set xtext->pixmap */
-
-static void
-gtk_xtext_load_trans (GtkXText * xtext)
-{
- Pixmap rootpix;
- Window childret;
- GtkWidget *widget = GTK_WIDGET (xtext);
- int x, y;
-
- rootpix = get_pixmap_prop (GDK_WINDOW_XWINDOW (widget->window));
- if (rootpix == None)
- {
- if (xtext->error_function)
- xtext->error_function ("Unable to get root window pixmap!\n\n"
- "You may need to use Esetroot or Gnome\n"
- "control-center to set your background.\n");
- xtext->transparent = FALSE;
- return;
- }
-
- XTranslateCoordinates (GDK_WINDOW_XDISPLAY (widget->window),
- GDK_WINDOW_XWINDOW (widget->window),
- GDK_ROOT_WINDOW (), 0, 0, &x, &y, &childret);
-
-#ifdef USE_GDK_PIXBUF
- if (xtext->shaded)
- {
- int width, height;
- gdk_window_get_size (GTK_WIDGET (xtext)->window, &width, &height);
- xtext->pixmap =
- create_shaded_pixmap (xtext, rootpix, x, y, width, height);
- gdk_gc_set_tile (xtext->bgc, xtext->pixmap);
- gdk_gc_set_ts_origin (xtext->bgc, 0, 0);
- } else
- {
-#endif
- xtext->pixmap = gdk_pixmap_foreign_new (rootpix);
- gdk_gc_set_tile (xtext->bgc, xtext->pixmap);
- gdk_gc_set_ts_origin (xtext->bgc, -x, -y);
-#ifdef USE_GDK_PIXBUF
- }
-#endif
- gdk_gc_set_fill (xtext->bgc, GDK_TILED);
-}
-
-#endif
-
-/* render a single line, which may wrap to more lines */
-
-static int
-gtk_xtext_render_line (GtkXText * xtext, textentry * ent, char *str, int len,
- int line, int lines_max, int subline, int indent,
- int str_width)
-{
- char *time_str;
- int y;
- int width;
- int orig_len;
- int ret = 1;
- int tmp;
-
- if (!str)
- return 0;
-
- if (len == -1)
- len = strlen (str);
- orig_len = len;
-
- gdk_window_get_size (GTK_WIDGET (xtext)->window, &width, 0);
- width -= MARGIN;
-
- if (xtext->time_stamp)
- {
- time_str = ctime (&ent->stamp) + 10;
- time_str[0] = '[';
- time_str[9] = ']';
- time_str[10] = 0;
- y = (xtext->fontsize * line) + xtext->font->ascent;
- gtk_xtext_render_str (xtext, y, ent, time_str, 10, width, 2, line);
- }
-
- startrl:
-
- y = (xtext->fontsize * line) + xtext->font->ascent;
-
- if (str_width == -1)
- str_width = gtk_xtext_text_width (xtext, str, len);
-
- str_width += indent;
-
- tmp = 0;
- while (str_width > width || (!is_del (str[len]) && xtext->wordwrap))
- {
- if (str_width <= width && !tmp)
- tmp = len;
- len--;
- if (xtext->wordwrap && tmp - len > WORDWRAP_LIMIT)
- {
- len = tmp;
- str_width = gtk_xtext_text_width (xtext, str, len) + indent;
- break;
- }
- if (len == 0)
- return 1;
-
- /* this is quite a HACK but it speeds things up! */
- if (str_width > width + 256)
- len -= 10;
- /* -- */
-
- str_width = gtk_xtext_text_width (xtext, str, len) + indent;
- }
-
- if (!subline)
- {
- gtk_xtext_render_str (xtext, y, ent, str, len, width, indent, line);
- } else
- {
- xtext->dont_render = TRUE;
- gtk_xtext_render_str (xtext, y, ent, str, len, width, indent, line);
- xtext->dont_render = FALSE;
- subline--;
- line--;
- ret--;
- }
-
- if (xtext->wordwrap && str[len] == ' ')
- len++;
-
- if (len != orig_len && lines_max > line + 1)
- { /* FIXME: recursion sux! */
-/* ret += gtk_xtext_render_line (xtext, ent, str + len, -1, line+1, lines_max, subline, xtext->indent, -1);*/
- ret++;
- str += len;
- len = orig_len = strlen (str);
- line++;
- indent = xtext->indent;
- str_width = -1;
- /* FIXME: gotos suck! */
- goto startrl;
- }
-
- return ret;
-}
-
-void
-gtk_xtext_set_palette (GtkXText * xtext, GdkColor palette[])
-{
- int i;
-
- for (i = 0; i < 20; i++)
- xtext->palette[i] = palette[i].pixel;
-
- if (GTK_WIDGET_REALIZED (xtext))
- {
- xtext_set_fg (xtext->fgc, xtext->palette[18]);
- xtext_set_bg (xtext->fgc, xtext->palette[19]);
- xtext_set_fg (xtext->bgc, xtext->palette[19]);
- }
- xtext->col_fore = 18;
- xtext->col_back = 19;
-}
-
-static void
-gtk_xtext_fix_indent (GtkXText * xtext)
-{
- int j;
-
- if (xtext->indent) /* make indent a multiple of the space width */
- {
- j = 0;
- while (j < xtext->indent)
- {
- j += xtext->space_width;
- }
- xtext->indent = j;
- }
-}
-
-static void
-gtk_xtext_recalc_widths (GtkXText * xtext, int do_str_width)
-{
- textentry *ent;
-
- /* since we have a new font, we have to recalc the text widths */
- ent = xtext->text_first;
- while (ent)
- {
- if (do_str_width)
- {
- ent->str_width =
- gtk_xtext_text_width (xtext, ent->str, ent->str_len);
- }
- if (ent->left_len != -1)
- {
- ent->indent =
- (xtext->indent -
- gtk_xtext_text_width (xtext, ent->str,
- ent->left_len)) - xtext->space_width;
- if (ent->indent < MARGIN)
- ent->indent = MARGIN;
- }
- ent = ent->next;
- }
-
- gtk_xtext_calc_lines (xtext, FALSE);
-}
-
-void
-gtk_xtext_set_font (GtkXText * xtext, GdkFont * font, char *name)
-{
-#ifdef USE_XLIB
- unsigned char i;
- XFontStruct *xfont;
-#endif
-
- if (xtext->font)
- gdk_font_unref (xtext->font);
-
- if (font)
- {
- xtext->font = font;
- gdk_font_ref (font);
- } else
- font = xtext->font = gdk_font_load (name);
-
- if (!font)
- font = xtext->font = gdk_font_load ("fixed");
-
- switch (font->type)
- {
- case GDK_FONT_FONT:
- xtext->fontsize = font->ascent + font->descent;
-#ifdef USE_XLIB
- xfont = GDK_FONT_XFONT (font);
- if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0))
- {
- xtext->fonttype = FONT_1BYTE;
- for (i = 0; i < 255; i++)
- {
- xtext->fontwidth[i] = gdk_char_width (font, i);
- }
- xtext->space_width = xtext->fontwidth[' '];
- } else
- {
-#endif
- /* without X11 pretend they are all 2BYTE- This is ok, just
- a bit slower. */
- xtext->fonttype = FONT_2BYTE;
- xtext->space_width = gdk_char_width (font, ' ');
-#ifdef USE_XLIB
- }
-#endif
- break;
-
- case GDK_FONT_FONTSET:
- xtext->fontsize = gdk_text_height (font, " ", 1);
- xtext->fonttype = FONT_SET;
- xtext->space_width = gdk_char_width (font, ' ');
- break;
- }
-
-#ifdef USE_XLIB
- xfont = GDK_FONT_XFONT (font);
- /* check if it's a fixed width font */
- if (xfont->min_bounds.width == xfont->max_bounds.width)
- xtext->fixed_width_font = TRUE;
- else
- xtext->fixed_width_font = FALSE;
-#else
- /* kudgy fixed-width font checking */
- if (xtext->space_width == gdk_char_width (xtext->font, 'Z'))
- xtext->fixed_width_font = TRUE;
- else
- xtext->fixed_width_font = FALSE;
-#endif
-
- xtext->stamp_width =
- gtk_xtext_text_width (xtext, "[88:88:88]", 10) + MARGIN;
-
- gtk_xtext_fix_indent (xtext);
-
- if (GTK_WIDGET_REALIZED (xtext))
- {
- if (xtext->fonttype != FONT_SET)
- gdk_gc_set_font (xtext->fgc, xtext->font);
-
- gtk_xtext_recalc_widths (xtext, TRUE);
- }
-}
-
-void
-gtk_xtext_set_background (GtkXText * xtext, GdkPixmap * pixmap, int trans,
- int shaded)
-{
- GdkGCValues val;
-
-#ifndef USE_GDK_PIXBUF
- shaded = FALSE;
-#endif
-
-#ifndef USE_XLIB
- shaded = FALSE;
- trans = FALSE;
-#endif
-
- if (xtext->pixmap)
- {
-#ifdef USE_XLIB
- if (xtext->transparent)
- gtk_xtext_free_trans (xtext);
- else
-#endif
- gdk_pixmap_unref (xtext->pixmap);
- xtext->pixmap = NULL;
- }
-
- xtext->transparent = trans;
-
-#ifdef USE_XLIB
- if (trans)
- {
- xtext->shaded = shaded;
- if (GTK_WIDGET_REALIZED (xtext))
- gtk_xtext_load_trans (xtext);
- return;
- }
-#endif
-
- xtext->pixmap = pixmap;
-
- if (pixmap != 0)
- {
- gdk_pixmap_ref (pixmap);
- if (GTK_WIDGET_REALIZED (xtext))
- {
- gdk_gc_set_tile (xtext->bgc, pixmap);
- gdk_gc_set_ts_origin (xtext->bgc, 0, 0);
- gdk_gc_set_fill (xtext->bgc, GDK_TILED);
- }
- } else
- {
- if (GTK_WIDGET_REALIZED (xtext))
- {
- gdk_gc_destroy (xtext->bgc);
- val.subwindow_mode = GDK_INCLUDE_INFERIORS;
- val.graphics_exposures = 0;
- xtext->bgc = gdk_gc_new_with_values (GTK_WIDGET (xtext)->window,
- &val, GDK_GC_EXPOSURES | GDK_GC_SUBWINDOW);
- xtext_set_fg (xtext->bgc, xtext->palette[19]);
- }
- }
-}
-
-gchar *
-gtk_xtext_get_chars (GtkXText * xtext)
-{
- int lenght = 0;
- gchar *chars;
- textentry *tentry = xtext->text_first;
- while (tentry != NULL)
- {
- lenght += tentry->str_len + 1;
- tentry = tentry->next;
- }
- if (lenght == 0)
- return NULL;
- chars = g_malloc (lenght + 1);
- *chars = 0;
-
- tentry = xtext->text_first;
- while (tentry != NULL)
- {
- strcat (chars, tentry->str);
- strcat (chars, "\n");
- tentry = tentry->next;
- }
-
- return chars;
-}
-
-static int
-gtk_xtext_lines_taken (GtkXText * xtext, textentry * ent)
-{
- int tmp, orig_len, indent, len, win_width, str_width, lines = 0;
- char *str;
-
- str = ent->str;
- len = orig_len = ent->str_len;
- indent = ent->indent;
-
- if (len < 2)
- return 1;
-
- win_width = GTK_WIDGET (xtext)->allocation.width - MARGIN;
- str_width = ent->str_width + indent;
-
- while (1)
- {
- lines++;
- if (str_width <= win_width)
- break;
- tmp = 0;
- while (str_width > win_width || (!is_del (str[len]) && xtext->wordwrap))
- {
- if (str_width <= win_width && !tmp)
- tmp = len;
- len--;
- if (xtext->wordwrap && tmp - len > WORDWRAP_LIMIT)
- {
- len = tmp;
- str_width = gtk_xtext_text_width (xtext, str, len) + indent;
- break;
- }
- if (len == 0)
- return 1;
- if (str_width > win_width + 256) /* this might not work 100% but it */
- len -= 10; /* sure speeds things up ALOT! */
- str_width = gtk_xtext_text_width (xtext, str, len) + indent;
- }
-
- if (len == orig_len)
- break;
-
- if (xtext->wordwrap && str[len] == ' ')
- len++;
-
- str += len;
- indent = xtext->indent;
- len = strlen (str);
- str_width = gtk_xtext_text_width (xtext, str, len) + indent;
- }
- return lines;
-}
-
-/* Calculate number of actual lines (with wraps), to set adj->lower. *
- * This should only be called when the window resizes. */
-
-static void
-gtk_xtext_calc_lines (GtkXText * xtext, int fire_signal)
-{
- textentry *ent;
- int width;
- int height;
- int lines;
-
- width = GTK_WIDGET (xtext)->allocation.width - MARGIN;
- height = GTK_WIDGET (xtext)->allocation.height;
-
- if (width < 30 || height < xtext->fontsize || width < xtext->indent + 30)
- return;
-
- lines = 0;
- ent = xtext->text_first;
- while (ent)
- {
- ent->lines_taken = gtk_xtext_lines_taken (xtext, ent);
- lines += ent->lines_taken;
- ent = ent->next;
- }
-
- xtext->pagetop_ent = NULL;
- xtext->num_lines = lines;
- gtk_xtext_adjustment_set (xtext, fire_signal);
-}
-
-/* find the n-th line in the linked list, this includes wrap calculations */
-
-static textentry *
-gtk_xtext_nth (GtkXText * xtext, textentry * ent, int line, int width,
- int *subline)
-{
- int lines = 0;
-
- if (ent == NULL)
- {
- ent = xtext->text_first;
- line += xtext->adj->value;
- } else
- {
- lines -= *subline;
- }
-
- while (ent)
- {
- lines += ent->lines_taken;
- if (lines > line)
- {
- *subline = ent->lines_taken - (lines - line);
- return ent;
- }
- ent = ent->next;
- }
- return 0;
-}
-
-static void
-gtk_xtext_draw_sep (GtkXText * xtext, int y)
-{
- int x, height;
- GdkGC *light, *dark;
-
- if (y == -1)
- {
- y = 2;
- height = GTK_WIDGET (xtext)->allocation.height - 2;
- } else
- {
- height = xtext->fontsize;
- }
-
- /* draw the separator line */
- if (xtext->separator && xtext->indent)
- {
- light = xtext->light_gc;
- dark = xtext->dark_gc;
-
- x = xtext->indent - ((xtext->space_width + 1) / 2);
- if (x < 1)
- return;
-
- if (xtext->thinline)
- {
- if (xtext->moving_separator)
- gdk_draw_line (xtext->draw_buf, light, x, y, x, height);
- else
- gdk_draw_line (xtext->draw_buf, dark, x, y, x, height);
- } else
- {
- if (xtext->moving_separator)
- {
- gdk_draw_line (xtext->draw_buf, light, x - 1, y, x - 1, height);
- gdk_draw_line (xtext->draw_buf, dark, x, y, x, height);
- } else
- {
- gdk_draw_line (xtext->draw_buf, dark, x - 1, y, x - 1, height);
- gdk_draw_line (xtext->draw_buf, light, x, y, x, height);
- }
- }
- }
-}
-
-/* render 2 ents (or an inclusive range) */
-
-static void
-gtk_xtext_render_ents (GtkXText * xtext, textentry * enta, textentry * entb,
- int inclusive)
-{
- textentry *ent, *orig_ent, *tmp_ent;
- int line;
- int lines_taken;
- int lines_max;
- int width;
- int height;
- int subline;
- int drawing = FALSE;
-
- if (xtext->double_buffer)
- {
- gtk_xtext_render_page (xtext);
- return;
- }
-
- if (xtext->indent < MARGIN)
- xtext->indent = MARGIN; /* 2 pixels is our left margin */
-
- gdk_window_get_size (GTK_WIDGET (xtext)->window, &width, &height);
- width -= MARGIN;
-
- if (width < 32 || height < xtext->fontsize || width < xtext->indent + 30)
- return;
-
- lines_max = (height - xtext->font->descent) / xtext->fontsize;
- line = 0;
- orig_ent = xtext->pagetop_ent;
- subline = xtext->pagetop_subline;
-
- /* check if enta is before the start of this page */
- if (inclusive)
- {
- tmp_ent = orig_ent;
- while (tmp_ent)
- {
- if (tmp_ent == enta)
- break;
- if (tmp_ent == entb)
- {
- drawing = TRUE;
- break;
- }
- tmp_ent = tmp_ent->next;
- }
- }
-
- line = 0;
-
- ent = orig_ent;
- while (ent)
- {
- if (inclusive && ent == enta)
- drawing = TRUE;
-
- if (drawing || ent == entb || ent == enta)
- {
- gtk_xtext_reset (xtext, FALSE, TRUE);
- lines_taken = gtk_xtext_render_line (xtext, ent, ent->str,
- ent->str_len, line, lines_max,
- subline, ent->indent,
- ent->str_width);
- line += ent->lines_taken;
- line -= subline;
- if (ent == orig_ent)
- subline = 0;
- } else
- {
- if (ent == orig_ent)
- {
- line -= subline;
- subline = 0;
- }
- line += ent->lines_taken;
- }
-
- if (inclusive && ent == entb)
- break;
-
- if (line >= lines_max)
- break;
-
- ent = ent->next;
- }
-
- /* draw the separator line */
- gtk_xtext_draw_sep (xtext, -1);
-}
-
-/* render a whole page/window, starting from 'startline' */
-
-static void
-gtk_xtext_render_page (GtkXText * xtext)
-{
- textentry *ent;
- int line;
- int lines_max;
- int width;
- int height;
- int subline;
- int startline = xtext->adj->value;
-
- if (xtext->indent < MARGIN)
- xtext->indent = MARGIN; /* 2 pixels is our left margin */
-
- gdk_window_get_size (GTK_WIDGET (xtext)->window, &width, &height);
- width -= MARGIN;
-
- if (width < 32 || height < xtext->fontsize || width < xtext->indent + 30)
- return;
-
- lines_max = (height - xtext->font->descent) / xtext->fontsize;
-
- subline = line = 0;
- ent = xtext->text_first;
-
- if (startline > 0)
- ent = gtk_xtext_nth (xtext, ent, startline, width, &subline);
-
- xtext->pagetop_ent = ent;
- xtext->pagetop_subline = subline;
-
- if (xtext->double_buffer)
- {
- xtext->tmp_pix = gdk_pixmap_new (((GtkWidget*)xtext)->window,
- width + MARGIN, height, xtext->depth);
- xtext->draw_buf = xtext->tmp_pix;
- /* render the backdrop */
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1, 0, 0,
- width + MARGIN, height);
- }
-
- while (ent)
- {
- gtk_xtext_reset (xtext, FALSE, TRUE);
- line +=
- gtk_xtext_render_line (xtext, ent, ent->str, ent->str_len, line,
- lines_max, subline, ent->indent,
- ent->str_width);
- subline = 0;
-
- if (line >= lines_max)
- break;
-
- ent = ent->next;
- }
-
- if (!xtext->double_buffer)
- {
- line = (xtext->fontsize * line);
- /* fill any space below the last line with our background GC */
- gdk_draw_rectangle (xtext->draw_buf, xtext->bgc, 1,
- 0, line, width + MARGIN, height - line);
- }
-
- /* draw the separator line */
- gtk_xtext_draw_sep (xtext, -1);
-
- if (xtext->double_buffer)
- {
- /* send our double buffer to the actual window */
- gdk_draw_pixmap (((GtkWidget*)xtext)->window, xtext->fgc, xtext->tmp_pix,
- 0, 0, 0, 0, width + MARGIN, height);
- gdk_pixmap_unref (xtext->tmp_pix);
- }
-}
-
-void
-gtk_xtext_refresh (GtkXText * xtext, int do_trans)
-{
- if (GTK_WIDGET_REALIZED (GTK_WIDGET (xtext)))
- {
-#ifdef USE_XLIB
- if (xtext->transparent && do_trans)
- {
- gtk_xtext_free_trans (xtext);
- gtk_xtext_load_trans (xtext);
- }
-#endif
- gtk_xtext_render_page (xtext);
- }
-}
-
-/* remove the topline from the list */
-
-static void
-gtk_xtext_remove_top (GtkXText * xtext)
-{
- textentry *ent;
-
- ent = xtext->text_first;
- xtext->num_lines -= ent->lines_taken;
- xtext->pagetop_ent = NULL;
- xtext->text_first = ent->next;
- free (ent);
-}
-
-void
-gtk_xtext_remove_lines (GtkXText * xtext, int lines, int refresh)
-{
- textentry *next;
-
- while (xtext->text_first && lines)
- {
- next = xtext->text_first->next;
- free (xtext->text_first);
- xtext->text_first = next;
- lines--;
- }
- if (!xtext->text_first)
- xtext->text_last = NULL;
-
- if (refresh)
- {
- gtk_xtext_calc_lines (xtext, TRUE);
- gtk_xtext_refresh (xtext, 0);
- }
-}
-
-void *
-gtk_xtext_search (GtkXText * xtext, char *text, void *start)
-{
- textentry *ent, *fent;
- char *str;
- int line;
-
- gtk_xtext_selection_clear (xtext);
-
- if (start)
- ent = ((textentry *) start)->next;
- else
- ent = xtext->text_first;
- while (ent)
- {
- if ((str = nocasestrstr (ent->str, text)))
- {
- ent->mark_start = str - ent->str;
- ent->mark_end = ent->mark_start + strlen (text);
- break;
- }
- ent = ent->next;
- }
-
- fent = ent;
- ent = xtext->text_first;
- line = 0;
- while (ent)
- {
- line += ent->lines_taken;
- ent = ent->next;
- if (ent == fent)
- break;
- }
- while (line > xtext->adj->upper - xtext->adj->page_size)
- line--;
-
- if (fent != 0)
- {
- xtext->adj->value = line;
- xtext->scrollbar_down = FALSE;
- gtk_adjustment_changed (xtext->adj);
- }
- gtk_xtext_render_page (xtext);
-
- return fent;
-}
-
-static int
-gtk_xtext_render_page_timeout (GtkXText * xtext)
-{
- GtkAdjustment *adj = xtext->adj;
- gfloat val;
-
- if (xtext->scrollbar_down)
- {
- gtk_xtext_adjustment_set (xtext, FALSE);
- gtk_adjustment_set_value (adj, adj->upper - adj->page_size);
- } else
- {
- val = adj->value;
- gtk_xtext_adjustment_set (xtext, TRUE);
- gtk_adjustment_set_value (adj, val);
- }
-
- if (adj->value >= adj->upper - adj->page_size || adj->value < 1)
- gtk_xtext_render_page (xtext);
-
- xtext->add_io_tag = -1;
-
- return 0;
-}
-
-/* append a textentry to our linked list */
-
-static void
-gtk_xtext_append_entry (GtkXText * xtext, textentry * ent)
-{
- ent->stamp = time (0);
- ent->str_width = gtk_xtext_text_width (xtext, ent->str, ent->str_len);
- ent->mark_start = -1;
- ent->mark_end = -1;
- ent->next = NULL;
-
- if (ent->indent < MARGIN)
- ent->indent = MARGIN; /* 2 pixels is the left margin */
-
- /* append to our linked list */
- if (xtext->text_last)
- xtext->text_last->next = ent;
- else
- xtext->text_first = ent;
- xtext->text_last = ent;
-
- ent->lines_taken = gtk_xtext_lines_taken (xtext, ent);
- xtext->num_lines += ent->lines_taken;
-
- if (xtext->max_lines > 2 && xtext->max_lines < xtext->num_lines)
- {
- gtk_xtext_remove_top (xtext);
- }
-
-/* if (xtext->frozen == 0 && xtext->add_io_tag == -1)*/
- if (xtext->add_io_tag == -1)
- {
- xtext->add_io_tag = gtk_timeout_add (REFRESH_TIMEOUT * 2,
- (GtkFunction)
- gtk_xtext_render_page_timeout,
- xtext);
- }
-}
-
-/* the main two public functions */
-
-void
-gtk_xtext_append_indent (GtkXText * xtext,
- char *left_text, int left_len,
- char *right_text, int right_len)
-{
- textentry *ent;
- char *str;
- int space;
-
- if (left_len == -1)
- left_len = strlen (left_text);
-
- if (right_len == -1)
- right_len = strlen (right_text);
-
- ent = malloc (left_len + right_len + 2 + sizeof (textentry));
- str = (char *) ent + sizeof (textentry);
-
- space = xtext->indent - gtk_xtext_text_width (xtext, left_text, left_len);
-
- memcpy (str, left_text, left_len);
- str[left_len] = ' ';
- memcpy (str + left_len + 1, right_text, right_len);
- str[left_len + 1 + right_len] = 0;
-
- ent->left_len = left_len;
- ent->str = str;
- ent->str_len = left_len + 1 + right_len;
- ent->indent = space - xtext->space_width;
-
- if (xtext->time_stamp)
- space = xtext->stamp_width;
- else
- space = 0;
-
- /* do we need to auto adjust the separator position? */
- if (xtext->auto_indent && ent->indent < MARGIN + space)
- {
- xtext->indent -= ent->indent;
- xtext->indent += MARGIN;
- xtext->indent += space;
- if (xtext->indent > xtext->max_auto_indent)
- xtext->indent = xtext->max_auto_indent;
- gtk_xtext_fix_indent (xtext);
- gtk_xtext_recalc_widths (xtext, FALSE);
- space =
- xtext->indent - gtk_xtext_text_width (xtext, left_text, left_len);
- ent->indent = space - xtext->space_width;
- }
-
- gtk_xtext_append_entry (xtext, ent);
-}
-
-void
-gtk_xtext_append (GtkXText * xtext, char *text, int len)
-{
- textentry *ent;
-
- if (len == -1)
- len = strlen (text);
-
- ent = malloc (len + 1 + sizeof (textentry));
- ent->str = (char *) ent + sizeof (textentry);
- ent->str_len = len;
- if (len)
- memcpy (ent->str, text, len);
- ent->str[len] = 0;
- ent->indent = 0;
- ent->left_len = -1;
-
- gtk_xtext_append_entry (xtext, ent);
-}
projects / runtime.git / blobdiff