--- /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 / silc.git / blobdiff