diff options
Diffstat (limited to 'widgets/text/e-text.c')
| -rw-r--r-- | widgets/text/e-text.c | 3876 |
1 files changed, 0 insertions, 3876 deletions
diff --git a/widgets/text/e-text.c b/widgets/text/e-text.c deleted file mode 100644 index 28af5edc20..0000000000 --- a/widgets/text/e-text.c +++ /dev/null @@ -1,3876 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * e-text.c - Text item for evolution. - * Copyright 2000, 2001, Ximian, Inc. - * - * Authors: - * Chris Lahey <clahey@ximian.com> - * Jon Trowbridge <trow@ximian.com> - * - * A majority of code taken from: - * - * Text item type for GnomeCanvas widget - * - * GnomeCanvas is basically a port of the Tk toolkit's most excellent - * canvas widget. Tk is copyrighted by the Regents of the University - * of California, Sun Microsystems, and other parties. - * - * Copyright (C) 1998 The Free Software Foundation - * - * Author: Federico Mena <federico@nuclecu.unam.mx> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License, version 2, as published by the Free Software Foundation. - * - * This library is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - */ - -#include <config.h> - -#include "e-text.h" - -#include <math.h> -#include <ctype.h> -#include <string.h> -#include <glib-object.h> -#include <gdk/gdkx.h> /* for BlackPixel */ -#include <gtk/gtkinvisible.h> -#include <gtk/gtkmain.h> -#include <gtk/gtkselection.h> -#include <gtk/gtkwindow.h> -#include <gtk/gtktypebuiltins.h> -#include <libgnomecanvas/gnome-canvas-rect-ellipse.h> -#include <libgnome/gnome-i18n.h> -#include "gal/util/e-util.h" -#include "gal/widgets/e-canvas.h" -#include "gal/widgets/e-canvas-utils.h" -#include "gal/widgets/e-unicode.h" -#include "gal/util/e-text-event-processor-emacs-like.h" -#include "gal/util/e-util.h" -#include <libart_lgpl/art_affine.h> -#include <libart_lgpl/art_rgb.h> -#include <libart_lgpl/art_rgb_bitmap_affine.h> - -#define PARENT_TYPE (gnome_canvas_item_get_type()) - -#define BORDER_INDENT 4 -#define d(x) - -enum { - E_TEXT_CHANGED, - E_TEXT_ACTIVATE, - E_TEXT_KEYPRESS, - E_TEXT_POPUP, - E_TEXT_STYLE_SET, - E_TEXT_LAST_SIGNAL -}; - -static GQuark e_text_signals[E_TEXT_LAST_SIGNAL] = { 0 }; - - - -/* This defines a line of text */ -struct line { - const char *text; /* Line's text, it is a pointer into the text->text string */ - int length; /* Line's length IN BYTES */ - int width; /* Line's width in pixels */ - int ellipsis_length; /* Length before adding ellipsis */ -}; - -/* Object argument IDs */ -enum { - PROP_0, - PROP_MODEL, - PROP_EVENT_PROCESSOR, - PROP_TEXT, - PROP_FONT, - PROP_FONTSET, - PROP_FONT_GDK, - PROP_FONT_E, - PROP_BOLD, - PROP_STRIKEOUT, - PROP_ANCHOR, - PROP_JUSTIFICATION, - PROP_CLIP_WIDTH, - PROP_CLIP_HEIGHT, - PROP_CLIP, - PROP_FILL_CLIP_RECTANGLE, - PROP_X_OFFSET, - PROP_Y_OFFSET, - PROP_FILL_COLOR, - PROP_FILL_COLOR_GDK, - PROP_FILL_COLOR_RGBA, - PROP_FILL_STIPPLE, - PROP_TEXT_WIDTH, - PROP_TEXT_HEIGHT, - PROP_EDITABLE, - PROP_USE_ELLIPSIS, - PROP_ELLIPSIS, - PROP_LINE_WRAP, - PROP_BREAK_CHARACTERS, - PROP_MAX_LINES, - PROP_WIDTH, - PROP_HEIGHT, - PROP_DRAW_BORDERS, - PROP_ALLOW_NEWLINES, - PROP_DRAW_BACKGROUND, - PROP_DRAW_BUTTON, - PROP_CURSOR_POS -}; - - -enum { - E_SELECTION_PRIMARY, - E_SELECTION_CLIPBOARD -}; -enum _TargetInfo { - TARGET_UTF8_STRING, - TARGET_UTF8, - TARGET_COMPOUND_TEXT, - TARGET_STRING, - TARGET_TEXT -}; - - -static void e_text_command(ETextEventProcessor *tep, ETextEventProcessorCommand *command, gpointer data); - -static void e_text_get_selection(EText *text, GdkAtom selection, guint32 time); -static void e_text_supply_selection (EText *text, guint time, GdkAtom selection, guchar *data, gint length); - -static void e_text_text_model_changed(ETextModel *model, EText *text); -static void e_text_text_model_reposition (ETextModel *model, ETextModelReposFn fn, gpointer repos_data, gpointer data); - -static void _get_tep(EText *text); - -static GtkWidget *e_text_get_invisible(EText *text); -static void _selection_clear_event (GtkInvisible *invisible, - GdkEventSelection *event, - EText *text); -static void _selection_get (GtkInvisible *invisible, - GtkSelectionData *selection_data, - guint info, - guint time_stamp, - EText *text); -static void _selection_received (GtkInvisible *invisible, - GtkSelectionData *selection_data, - guint time, - EText *text); - -#if 0 -static ETextSuckFont *e_suck_font (GdkFont *font); -static void e_suck_font_free (ETextSuckFont *suckfont); -#endif - -static void e_text_free_lines(EText *text); - -static gint text_width_with_objects (EText *etext, - EFont *font, EFontStyle style, - const gchar *text, gint bytelen); - -static void calc_height (EText *text); -static void calc_line_widths (EText *text); -static void split_into_lines (EText *text); - -static GnomeCanvasItemClass *parent_class; -static GdkAtom clipboard_atom = GDK_NONE; - - - -/* Destroy handler for the text item */ - - -static void -e_text_style_set (EText *text, GtkStyle *previous_style) -{ - if ( text->line_wrap ) { - text->needs_split_into_lines = 1; - } else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (text)); -} - -static void -e_text_destroy (GtkObject *object) -{ - EText *text; - - g_return_if_fail (object != NULL); - g_return_if_fail (E_IS_TEXT (object)); - - text = E_TEXT (object); - - if (text->tooltip_owner) - e_canvas_hide_tooltip (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)); - text->tooltip_owner = 0; - - if (text->model_changed_signal_id) - g_signal_handler_disconnect (text->model, - text->model_changed_signal_id); - text->model_changed_signal_id = 0; - - if (text->model_repos_signal_id) - g_signal_handler_disconnect (text->model, - text->model_repos_signal_id); - text->model_repos_signal_id = 0; - - if (text->model) - g_object_unref(text->model); - text->model = NULL; - - if (text->tep_command_id) - g_signal_handler_disconnect(text->tep, - text->tep_command_id); - text->tep_command_id = 0; - - if (text->tep) - g_object_unref (text->tep); - text->tep = NULL; - - if (text->invisible) - g_object_unref (text->invisible); - text->invisible = NULL; - - g_free (text->lines); - text->lines = NULL; - - g_free (text->primary_selection); - text->primary_selection = NULL; - - g_free (text->clipboard_selection); - text->clipboard_selection = NULL; - - g_free (text->revert); - text->revert = NULL; - - if (text->font) - e_font_unref (text->font); - text->font = NULL; - -#if 0 - if (text->suckfont) - e_suck_font_free (text->suckfont); -#endif - - if (text->stipple) - gdk_bitmap_unref (text->stipple); - text->stipple = NULL; - - if (text->timeout_id) { - g_source_remove(text->timeout_id); - text->timeout_id = 0; - } - - if (text->timer) { - g_timer_stop(text->timer); - g_timer_destroy(text->timer); - text->timer = NULL; - } - - if ( text->tooltip_timeout ) { - gtk_timeout_remove (text->tooltip_timeout); - text->tooltip_timeout = 0; - } - - if ( text->dbl_timeout ) { - gtk_timeout_remove (text->dbl_timeout); - text->dbl_timeout = 0; - } - - if ( text->tpl_timeout ) { - gtk_timeout_remove (text->tpl_timeout); - text->tpl_timeout = 0; - } - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - -static void -reset_layout_attrs (EText *text) -{ - PangoAttrList *attrs = NULL; - int object_count; - - if (text->layout == NULL) - return; - - object_count = e_text_model_object_count (text->model); - - if (text->bold || text->strikeout || object_count > 0) { - int length = 0; - int i; - - attrs = pango_attr_list_new (); - - for (i = 0; i < object_count; i++) { - int start_pos, end_pos; - PangoAttribute *attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE); - - e_text_model_get_nth_object_bounds (text->model, i, &start_pos, &end_pos); - - attr->start_index = start_pos; - attr->end_index = end_pos; - - pango_attr_list_insert (attrs, attr); - } - - if (text->bold || text->strikeout) - length = strlen (text->text); - - if (text->bold) { - PangoAttribute *attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD); - attr->start_index = 0; - attr->end_index = length; - - pango_attr_list_insert_before (attrs, attr); - } - if (text->strikeout) { - PangoAttribute *attr = pango_attr_strikethrough_new (TRUE); - attr->start_index = 0; - attr->end_index = length; - - pango_attr_list_insert_before (attrs, attr); - } - } - pango_layout_set_attributes (text->layout, attrs); - if (attrs) - pango_attr_list_unref (attrs); - calc_height (text); -} - -static void -reset_layout (EText *text) -{ - if (text->layout == NULL) - return; - pango_layout_set_text (text->layout, text->text, -1); - reset_layout_attrs (text); -} - -static void -e_text_text_model_changed (ETextModel *model, EText *text) -{ - gint model_len = e_text_model_get_text_length (model); - text->text = e_text_model_get_text(model); - e_text_free_lines(text); - - /* Make sure our selection doesn't extend past the bounds of our text. */ - text->selection_start = CLAMP (text->selection_start, 0, model_len); - text->selection_end = CLAMP (text->selection_end, 0, model_len); - - text->needs_reset_layout = 1; - text->needs_split_into_lines = 1; - text->needs_redraw = 1; - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM(text)); - gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (text)); - - g_signal_emit (text, e_text_signals[E_TEXT_CHANGED], 0); -} - -static void -e_text_text_model_reposition (ETextModel *model, ETextModelReposFn fn, gpointer repos_data, gpointer user_data) -{ - EText *text = E_TEXT (user_data); - gint model_len = e_text_model_get_text_length (model); - - text->selection_start = fn (text->selection_start, repos_data); - text->selection_end = fn (text->selection_end, repos_data); - - /* Our repos function should make sure we don't overrun the buffer, but it never - hurts to be paranoid. */ - text->selection_start = CLAMP (text->selection_start, 0, model_len); - text->selection_end = CLAMP (text->selection_end, 0, model_len); - - if (text->selection_start > text->selection_end) { - gint tmp = text->selection_start; - text->selection_start = text->selection_end; - text->selection_end = tmp; - } -} - -static void -get_bounds (EText *text, double *px1, double *py1, double *px2, double *py2) -{ - GnomeCanvasItem *item; - double wx, wy, clip_width, clip_height; - - item = GNOME_CANVAS_ITEM (text); - - /* Get canvas pixel coordinates for text position */ - - wx = 0; - wy = 0; - gnome_canvas_item_i2w (item, &wx, &wy); - gnome_canvas_w2c (item->canvas, wx + text->xofs, wy + text->yofs, &text->cx, &text->cy); - gnome_canvas_w2c (item->canvas, wx, wy, &text->clip_cx, &text->clip_cy); - - if (text->clip_width < 0) - clip_width = text->width; - else - clip_width = text->clip_width; - - if ( text->clip_height < 0 ) - clip_height = text->height; - else - clip_height = text->clip_height; - - /* Get canvas pixel coordinates for clip rectangle position */ - text->clip_cwidth = clip_width * item->canvas->pixels_per_unit; - text->clip_cheight = clip_height * item->canvas->pixels_per_unit; - - /* Anchor text */ - - switch (text->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_W: - case GTK_ANCHOR_SW: - break; - - case GTK_ANCHOR_N: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_S: - text->cx -= text->width / 2; - text->clip_cx -= text->clip_cwidth / 2; - break; - - case GTK_ANCHOR_NE: - case GTK_ANCHOR_E: - case GTK_ANCHOR_SE: - text->cx -= text->width; - text->clip_cx -= text->clip_cwidth; - break; - } - - switch (text->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_N: - case GTK_ANCHOR_NE: - break; - - case GTK_ANCHOR_W: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_E: - text->cy -= text->height / 2; - text->clip_cy -= text->clip_cheight / 2; - break; - - case GTK_ANCHOR_SW: - case GTK_ANCHOR_S: - case GTK_ANCHOR_SE: - text->cy -= text->height; - text->clip_cy -= text->clip_cheight; - break; - } - - text->text_cx = text->cx; - text->text_cy = text->cy; - - if (text->draw_borders) { - text->text_cx += BORDER_INDENT; - text->text_cy += BORDER_INDENT; - } - - /* Bounds */ - - if (text->clip) { - *px1 = text->clip_cx; - *py1 = text->clip_cy; - *px2 = text->clip_cx + text->clip_cwidth; - *py2 = text->clip_cy + text->clip_cheight; - } else { - *px1 = text->cx; - *py1 = text->cy; - *px2 = text->cx + text->width; - *py2 = text->cy + text->height; - } -} - -static void -calc_height (EText *text) -{ - GnomeCanvasItem *item; - int old_height; - int old_width; - int width = 0; - int height = 0; - - item = GNOME_CANVAS_ITEM (text); - - /* Calculate text dimensions */ - - old_height = text->height; - old_width = text->width; - - if (text->layout) - pango_layout_get_pixel_size (text->layout, &width, &height); - - text->height = height; - text->width = width; - - if (old_height != text->height || old_width != text->width) - e_canvas_item_request_parent_reflow(item); -} - -static void -calc_ellipsis (EText *text) -{ - if (text->font) - text->ellipsis_width = - e_font_utf8_text_width (text->font, text->style, - text->ellipsis ? text->ellipsis : "...", - text->ellipsis ? strlen (text->ellipsis) : 3); -} - -/* Calculates the line widths (in pixels) of the text's splitted lines */ -static void -calc_line_widths (EText *text) -{ - struct line *lines; - int i; - gdouble clip_width; - const gchar *p; - - lines = text->lines; - text->max_width = 0; - - clip_width = text->clip_width; - if (clip_width >= 0 && text->draw_borders) { - clip_width -= 6; - if (clip_width < 0) - clip_width = 0; - } - - - if (!lines) - return; - - for (i = 0; i < text->num_lines; i++) { - if (lines->length != 0) { - if (text->font) { - lines->width = text_width_with_objects (text, - text->font, text->style, - lines->text, lines->length); - lines->ellipsis_length = 0; - } else { - lines->width = 0; - } - - if (text->clip && - text->use_ellipsis && - ! text->editing && - lines->width > clip_width && - clip_width >= 0) { - if (text->font) { - lines->ellipsis_length = 0; - for (p = lines->text; - p && *p && g_unichar_validate (g_utf8_get_char (p)) && (p - lines->text) < lines->length; - p = g_utf8_next_char (p)) { - gint text_width = text_width_with_objects (text, - text->font, text->style, - lines->text, p - lines->text); - if (clip_width >= text_width + text->ellipsis_width) - lines->ellipsis_length = p - lines->text; - else - break; - } - } - else - lines->ellipsis_length = 0; - lines->width = text_width_with_objects (text, - text->font, text->style, - lines->text, lines->ellipsis_length) + - text->ellipsis_width; - } else - lines->ellipsis_length = lines->length; - - if (lines->width > text->max_width) - text->max_width = lines->width; - } - - lines++; - } -} - -static void -e_text_free_lines(EText *text) -{ - if (text->lines) - g_free (text->lines); - - text->lines = NULL; - text->num_lines = 0; -} - -static gint -text_width_with_objects (EText *etext, - EFont *font, EFontStyle style, - const gchar *text, gint numbytes) -{ -#warning "AIEEEE FIX ME. a pango layout per refresh sucks" - PangoLayout *tmp_layout = gtk_widget_create_pango_layout (GTK_WIDGET (GNOME_CANVAS_ITEM (etext)->canvas), - text); - int width; - - pango_layout_get_pixel_size (tmp_layout, &width, NULL); - - g_object_unref (tmp_layout); - - return width; -} - -typedef void (*LineSplitterFn) (int line_num, const char *start, int length, gpointer user_data); - -#define IS_BREAK_CHAR(break_chars, c) (g_unichar_isspace (c) || ((break_chars) && g_utf8_strchr ((break_chars), -1, (c)))) - -static gint -line_splitter (EText *etext, EFont *font, EFontStyle style, - const char *break_characters, - gboolean wrap_lines, double clip_width, double clip_height, - gint max_lines, LineSplitterFn split_cb, gpointer user_data) -{ - ETextModel *model = etext->model; - const char *curr; - const char *text; - const char *linestart; - const char *last_breakpoint; - gint line_count = 0; - - gunichar unival; - - if (max_lines < 1) - max_lines = G_MAXINT; - if (clip_height != -1) - max_lines = CLAMP (max_lines, 1, clip_height / e_font_height (font)); - - text = e_text_model_get_text (model); - linestart = NULL; - last_breakpoint = text; - - for (curr = text; curr && *curr && line_count < max_lines; curr = g_utf8_next_char (curr)) { - - unival = g_utf8_get_char (curr); - - if (linestart == NULL) - linestart = curr; - - if (unival == '\n') { /* We always break on newline */ - - if (split_cb) - split_cb (line_count, linestart, curr - linestart, user_data); - ++line_count; - linestart = NULL; - - } else if (wrap_lines) { - - if (clip_width < text_width_with_objects (etext, font, style, linestart, curr - linestart) - && last_breakpoint > linestart) { - - /* Don't use break point if we are on the last usable line */ - if (split_cb && line_count < max_lines - 1) - split_cb (line_count, linestart, last_breakpoint - linestart, user_data); - else if (split_cb) - split_cb (line_count, linestart, strlen (linestart), user_data); - - ++line_count; - linestart = NULL; - curr = last_breakpoint; - - } else if (IS_BREAK_CHAR (break_characters, unival) - && e_text_model_get_object_at_pointer (model, curr) == -1) { /* don't break mid-object */ - last_breakpoint = curr; - } - } - } - - /* Handle any leftover text. */ - if (linestart) { - if (split_cb) - split_cb (line_count, linestart, strlen (linestart), user_data); - ++line_count; - - } - - if (line_count == 0) { - if (split_cb) - split_cb (0, text, strlen (text), user_data); - line_count ++; - } - - return line_count; -} - -static void -line_split_cb (int line_num, const char *start, int length, gpointer user_data) -{ - EText *text = user_data; - struct line *line = &((struct line *)text->lines)[line_num]; - - line->text = start; - line->length = length; -} - -static void -split_into_lines (EText *text) -{ - /* Free old array of lines */ - e_text_free_lines (text); - - /* First, count the number of lines */ - text->num_lines = line_splitter (text, text->font, text->style, - text->break_characters, - text->line_wrap, text->clip_width, text->clip_height, - -1, NULL, NULL); - - /* Allocate our array of lines */ - text->lines = g_new0 (struct line, text->num_lines); - - text->num_lines = line_splitter (text, text->font, text->style, - text->break_characters, - text->line_wrap, text->clip_width, text->clip_height, - text->num_lines, line_split_cb, text); -} - -/* Convenience function to set the text's GC's foreground color */ -static void -set_text_gc_foreground (EText *text) -{ - if (!text->gc) - return; - - gdk_gc_set_foreground (text->gc, &text->color); -} - -/* Sets the stipple pattern for the text */ -static void -set_stipple (EText *text, GdkBitmap *stipple, int reconfigure) -{ - if (text->stipple && !reconfigure) - gdk_bitmap_unref (text->stipple); - - text->stipple = stipple; - if (stipple && !reconfigure) - gdk_bitmap_ref (stipple); - - if (text->gc) { - if (stipple) { - gdk_gc_set_stipple (text->gc, stipple); - gdk_gc_set_fill (text->gc, GDK_STIPPLED); - } else - gdk_gc_set_fill (text->gc, GDK_SOLID); - } -} - -/* Set_arg handler for the text item */ -static void -e_text_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - GnomeCanvasItem *item; - EText *text; - GdkColor color = { 0, 0, 0, 0, }; - GdkColor *pcolor; - gboolean color_changed; - int have_pixel; - - gboolean needs_update = 0; - gboolean needs_reflow = 0; - - item = GNOME_CANVAS_ITEM (object); - text = E_TEXT (object); - - color_changed = FALSE; - have_pixel = FALSE; - - switch (prop_id) { - case PROP_MODEL: - - if ( text->model_changed_signal_id ) - g_signal_handler_disconnect (text->model, - text->model_changed_signal_id); - - if ( text->model_repos_signal_id ) - g_signal_handler_disconnect (text->model, - text->model_repos_signal_id); - - g_object_unref (text->model); - text->model = E_TEXT_MODEL (g_value_get_object (value)); - g_object_ref (text->model); - - text->model_changed_signal_id = - g_signal_connect (text->model, - "changed", - G_CALLBACK (e_text_text_model_changed), - text); - - text->model_repos_signal_id = - g_signal_connect (text->model, - "reposition", - G_CALLBACK (e_text_text_model_reposition), - text); - - e_text_free_lines(text); - - text->text = e_text_model_get_text(text->model); - g_signal_emit (text, e_text_signals[E_TEXT_CHANGED], 0); - - text->needs_split_into_lines = 1; - needs_reflow = 1; - break; - - case PROP_EVENT_PROCESSOR: - if ( text->tep && text->tep_command_id ) - g_signal_handler_disconnect(text->tep, - text->tep_command_id); - if ( text->tep ) { - g_object_unref(text->tep); - } - text->tep = E_TEXT_EVENT_PROCESSOR(g_value_get_object (value)); - g_object_ref(text->tep); - text->tep_command_id = - g_signal_connect(text->tep, - "command", - G_CALLBACK(e_text_command), - text); - if (!text->allow_newlines) - g_object_set (text->tep, - "allow_newlines", FALSE, - NULL); - break; - - case PROP_TEXT: - e_text_model_set_text(text->model, g_value_get_string (value)); - break; - - case PROP_FONT: - if (text->font) - e_font_unref (text->font); - - text->font = e_font_from_gdk_name (g_value_get_string (value)); - - calc_ellipsis (text); - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_FONTSET: - if (text->font) - e_font_unref (text->font); - - text->font = e_font_from_gdk_name (g_value_get_string (value)); - - calc_ellipsis (text); - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_FONT_GDK: - /* Ref the font in case it was the font that is stored - in the e-font */ - gdk_font_ref (g_value_get_boxed (value)); - if (text->font) - e_font_unref (text->font); - - text->font = e_font_from_gdk_font (g_value_get_boxed (value)); - - calc_ellipsis (text); - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_FONT_E: - if (text->font) - e_font_unref (text->font); - - text->font = g_value_get_pointer (value); - e_font_ref (text->font); - - calc_ellipsis (text); - if (text->line_wrap) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_BOLD: - text->bold = g_value_get_boolean (value); - text->style = text->bold ? E_FONT_BOLD : E_FONT_PLAIN; - - text->needs_redraw = 1; - text->needs_recalc_bounds = 1; - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_update = 1; - needs_reflow = 1; - break; - - case PROP_STRIKEOUT: - text->strikeout = g_value_get_boolean (value); - text->needs_redraw = 1; - needs_update = 1; - break; - - case PROP_ANCHOR: - text->anchor = g_value_get_enum (value); - text->needs_recalc_bounds = 1; - needs_update = 1; - break; - - case PROP_JUSTIFICATION: - text->justification = g_value_get_enum (value); - text->needs_redraw = 1; - needs_update = 1; - break; - - case PROP_CLIP_WIDTH: - text->clip_width = fabs (g_value_get_double (value)); - calc_ellipsis (text); - if (text->layout) { - pango_layout_set_width (text->layout, text->clip_width < 0 ? -1 : text->clip_width * PANGO_SCALE); - } - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_CLIP_HEIGHT: - text->clip_height = fabs (g_value_get_double (value)); - text->needs_recalc_bounds = 1; - needs_reflow = 1; - break; - - case PROP_CLIP: - text->clip = g_value_get_boolean (value); - calc_ellipsis (text); - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_FILL_CLIP_RECTANGLE: - text->fill_clip_rectangle = g_value_get_boolean (value); - needs_update = 1; - break; - - case PROP_X_OFFSET: - text->xofs = g_value_get_double (value); - text->needs_recalc_bounds = 1; - needs_update = 1; - break; - - case PROP_Y_OFFSET: - text->yofs = g_value_get_double (value); - text->needs_recalc_bounds = 1; - needs_update = 1; - break; - - case PROP_FILL_COLOR: - if (g_value_get_string (value)) - gdk_color_parse (g_value_get_string (value), &color); - - text->rgba = ((color.red & 0xff00) << 16 | - (color.green & 0xff00) << 8 | - (color.blue & 0xff00) | - 0xff); - color_changed = TRUE; - break; - - case PROP_FILL_COLOR_GDK: - pcolor = g_value_get_boxed (value); - if (pcolor) { - color = *pcolor; - } - - text->rgba = ((color.red & 0xff00) << 16 | - (color.green & 0xff00) << 8 | - (color.blue & 0xff00) | - 0xff); - color_changed = TRUE; - break; - - case PROP_FILL_COLOR_RGBA: - text->rgba = g_value_get_uint (value); - color.red = ((text->rgba >> 24) & 0xff) * 0x101; - color.green = ((text->rgba >> 16) & 0xff) * 0x101; - color.blue = ((text->rgba >> 8) & 0xff) * 0x101; - color_changed = TRUE; - break; - - case PROP_FILL_STIPPLE: - set_stipple (text, g_value_get_object (value), FALSE); - text->needs_redraw = 1; - needs_update = 1; - break; - - case PROP_EDITABLE: - text->editable = g_value_get_boolean (value); - text->needs_redraw = 1; - needs_update = 1; - break; - - case PROP_USE_ELLIPSIS: - text->use_ellipsis = g_value_get_boolean (value); - text->needs_calc_line_widths = 1; - needs_reflow = 1; - break; - - case PROP_ELLIPSIS: - if (text->ellipsis) - g_free (text->ellipsis); - - text->ellipsis = g_strdup (g_value_get_string (value)); - calc_ellipsis (text); - text->needs_calc_line_widths = 1; - needs_reflow = 1; - break; - - case PROP_LINE_WRAP: - text->line_wrap = g_value_get_boolean (value); - text->needs_split_into_lines = 1; - needs_reflow = 1; - break; - - case PROP_BREAK_CHARACTERS: - if ( text->break_characters ) { - g_free(text->break_characters); - text->break_characters = NULL; - } - if ( g_value_get_string (value) ) - text->break_characters = g_strdup( g_value_get_string (value) ); - text->needs_split_into_lines = 1; - needs_reflow = 1; - break; - - case PROP_MAX_LINES: - text->max_lines = g_value_get_int (value); - text->needs_split_into_lines = 1; - needs_reflow = 1; - break; - - case PROP_WIDTH: - text->clip_width = fabs (g_value_get_double (value)); - calc_ellipsis (text); - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else { - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - needs_reflow = 1; - break; - - case PROP_DRAW_BORDERS: - if (text->draw_borders != g_value_get_boolean (value)) { - text->draw_borders = g_value_get_boolean (value); - text->needs_calc_height = 1; - text->needs_redraw = 1; - needs_reflow = 1; - needs_update = 1; - } - break; - - case PROP_DRAW_BACKGROUND: - if (text->draw_background != g_value_get_boolean (value)) { - text->draw_background = g_value_get_boolean (value); - text->needs_redraw = 1; - } - break; - - case PROP_DRAW_BUTTON: - if (text->draw_button != g_value_get_boolean (value)) { - text->draw_button = g_value_get_boolean (value); - text->needs_redraw = 1; - } - break; - - case PROP_ALLOW_NEWLINES: - text->allow_newlines = g_value_get_boolean (value); - _get_tep(text); - g_object_set (text->tep, - "allow_newlines", g_value_get_boolean (value), - NULL); - break; - - case PROP_CURSOR_POS: { - ETextEventProcessorCommand command; - - command.action = E_TEP_MOVE; - command.position = E_TEP_VALUE; - command.value = g_value_get_int (value); - command.time = GDK_CURRENT_TIME; - e_text_command (text->tep, &command, text); - break; - } - - default: - return; - } - - if (color_changed) { - GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (item->canvas)); - - text->color = color; - gdk_rgb_find_color (colormap, &text->color); - - if (!item->canvas->aa) - set_text_gc_foreground (text); - - text->needs_redraw = 1; - needs_update = 1; - } - - if ( needs_reflow ) - e_canvas_item_request_reflow (item); - if ( needs_update ) - gnome_canvas_item_request_update (item); -} - -/* Get_arg handler for the text item */ -static void -e_text_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - EText *text; - - text = E_TEXT (object); - - switch (prop_id) { - case PROP_MODEL: - g_value_set_object (value, text->model); - break; - - case PROP_EVENT_PROCESSOR: - _get_tep(text); - g_value_set_object (value, text->tep); - break; - - case PROP_TEXT: - g_value_set_string (value, g_strdup (text->text)); - break; - - case PROP_FONT_E: - g_value_set_pointer (value, text->font); - break; - - case PROP_BOLD: - g_value_set_boolean (value, text->bold); - break; - - case PROP_STRIKEOUT: - g_value_set_boolean (value, text->strikeout); - break; - - case PROP_ANCHOR: - g_value_set_enum (value, text->anchor); - break; - - case PROP_JUSTIFICATION: - g_value_set_enum (value, text->justification); - break; - - case PROP_CLIP_WIDTH: - g_value_set_double (value, text->clip_width); - break; - - case PROP_CLIP_HEIGHT: - g_value_set_double (value, text->clip_height); - break; - - case PROP_CLIP: - g_value_set_boolean (value, text->clip); - break; - - case PROP_FILL_CLIP_RECTANGLE: - g_value_set_boolean (value, text->fill_clip_rectangle); - break; - - case PROP_X_OFFSET: - g_value_set_double (value, text->xofs); - break; - - case PROP_Y_OFFSET: - g_value_set_double (value, text->yofs); - break; - - case PROP_FILL_COLOR_GDK: - g_value_set_boxed (value, &text->color); - break; - - case PROP_FILL_COLOR_RGBA: - g_value_set_uint (value, text->rgba); - break; - - case PROP_FILL_STIPPLE: - g_value_set_object (value, text->stipple); - break; - - case PROP_TEXT_WIDTH: - g_value_set_double (value, text->width / text->item.canvas->pixels_per_unit); - break; - - case PROP_TEXT_HEIGHT: - g_value_set_double (value, text->height / text->item.canvas->pixels_per_unit); - break; - - case PROP_EDITABLE: - g_value_set_boolean (value, text->editable); - break; - - case PROP_USE_ELLIPSIS: - g_value_set_boolean (value, text->use_ellipsis); - break; - - case PROP_ELLIPSIS: - g_value_set_string (value, g_strdup (text->ellipsis)); - break; - - case PROP_LINE_WRAP: - g_value_set_boolean (value, text->line_wrap); - break; - - case PROP_BREAK_CHARACTERS: - g_value_set_string (value, g_strdup (text->break_characters)); - break; - - case PROP_MAX_LINES: - g_value_set_int (value, text->max_lines); - break; - - case PROP_WIDTH: - g_value_set_double (value, text->clip_width); - break; - - case PROP_HEIGHT: - g_value_set_double (value, text->clip && text->clip_height != -1 ? text->clip_height : text->height / text->item.canvas->pixels_per_unit); - break; - - case PROP_DRAW_BORDERS: - g_value_set_boolean (value, text->draw_borders); - break; - - case PROP_DRAW_BACKGROUND: - g_value_set_boolean (value, text->draw_background); - break; - - case PROP_DRAW_BUTTON: - g_value_set_boolean (value, text->draw_button); - break; - - case PROP_ALLOW_NEWLINES: - g_value_set_boolean (value, text->allow_newlines); - break; - - case PROP_CURSOR_POS: - g_value_set_int (value, text->selection_start); - break; - - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -/* Update handler for the text item */ -static void -e_text_reflow (GnomeCanvasItem *item, int flags) -{ - EText *text; - - text = E_TEXT (item); - - if (text->needs_reset_layout) { - reset_layout (text); - text->needs_reset_layout = 0; - text->needs_calc_height = 1; - } - - if (text->needs_split_into_lines) { - split_into_lines (text); - - text->needs_split_into_lines = 0; - text->needs_calc_line_widths = 1; - text->needs_calc_height = 1; - } - - if ( text->needs_calc_line_widths ) { - int x; - int i; - struct line *lines; - gdouble clip_width; - calc_line_widths (text); - text->needs_calc_line_widths = 0; - text->needs_redraw = 1; - - lines = text->lines; - if ( !lines ) - return; - - for (lines = text->lines, i = 0; i < text->num_lines ; i++, lines ++) { - if ((lines->text - text->text) > text->selection_end) { - break; - } - } - lines --; - i--; - x = text_width_with_objects (text, - text->font, text->style, - lines->text, - text->selection_end - (lines->text - text->text)); - - if (x < text->xofs_edit) { - text->xofs_edit = x; - } - - clip_width = text->clip_width; - if (clip_width >= 0 && text->draw_borders) { - clip_width -= 6; - if (clip_width < 0) - clip_width = 0; - } - - if (2 + x - clip_width > text->xofs_edit) { - text->xofs_edit = 2 + x - clip_width; - } - - if (e_font_height (text->font) * i < text->yofs_edit) - text->yofs_edit = e_font_height (text->font) * i; - - if ( text->needs_calc_height ) { - calc_height (text); - gnome_canvas_item_request_update(item); - text->needs_calc_height = 0; - text->needs_recalc_bounds = 1; - } - - if (e_font_height (text->font) * (i + 1) - - (text->clip_height != -1 ? text->clip_height : text->height) > text->yofs_edit) - text->yofs_edit = e_font_height (text->font) * (i + 1) - - (text->clip_height != -1 ? text->clip_height : text->height); - - gnome_canvas_item_request_update (item); - } - if ( text->needs_calc_height ) { - calc_height (text); - gnome_canvas_item_request_update(item); - text->needs_calc_height = 0; - text->needs_recalc_bounds = 1; - } -} - -/* Update handler for the text item */ -static void -e_text_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags) -{ - EText *text; - double x1, y1, x2, y2; - - text = E_TEXT (item); - - if (parent_class->update) - (* parent_class->update) (item, affine, clip_path, flags); - - if ( text->needs_recalc_bounds - || (flags & GNOME_CANVAS_UPDATE_AFFINE)) { - if (!item->canvas->aa) { - set_text_gc_foreground (text); - set_stipple (text, text->stipple, TRUE); - get_bounds (text, &x1, &y1, &x2, &y2); - if ( item->x1 != x1 || - item->x2 != x2 || - item->y1 != y1 || - item->y2 != y2 ) { - gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2); - item->x1 = x1; - item->y1 = y1; - item->x2 = x2; - item->y2 = y2; - text->needs_redraw = 1; - item->canvas->need_repick = TRUE; - } - if (!text->fill_clip_rectangle) - item->canvas->need_repick = TRUE; - } - text->needs_recalc_bounds = 0; - } - if ( text->needs_redraw ) { - gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2); - text->needs_redraw = 0; - } -} - -/* Realize handler for the text item */ -static void -e_text_realize (GnomeCanvasItem *item) -{ - EText *text; - - text = E_TEXT (item); - - if (parent_class->realize) - (* parent_class->realize) (item); - - text->layout = gtk_widget_create_pango_layout (GTK_WIDGET (item->canvas), text->text); - pango_layout_set_width (text->layout, text->clip_width < 0 ? -1 : text->clip_width * PANGO_SCALE); - reset_layout_attrs (text); - - text->gc = gdk_gc_new (item->canvas->layout.bin_window); -#ifndef NO_WARNINGS -#warning Color brokenness ... -#endif -#if 0 - gdk_color_context_query_color (item->canvas->cc, &text->color); - gdk_gc_set_foreground (text->gc, &text->color); -#endif - - text->i_cursor = gdk_cursor_new (GDK_XTERM); - text->default_cursor = gdk_cursor_new (GDK_LEFT_PTR); - if (text->font == NULL) { - gdk_font_ref (gtk_style_get_font (GTK_WIDGET (item->canvas)->style)); - text->font = e_font_from_gdk_font (gtk_style_get_font (GTK_WIDGET (item->canvas)->style)); - } -} - -/* Unrealize handler for the text item */ -static void -e_text_unrealize (GnomeCanvasItem *item) -{ - EText *text; - - text = E_TEXT (item); - - gdk_gc_unref (text->gc); - text->gc = NULL; - - gdk_cursor_destroy (text->i_cursor); - text->i_cursor = NULL; - gdk_cursor_destroy (text->default_cursor); - text->default_cursor = NULL; - g_object_unref (text->layout); - text->layout = NULL; - - if (parent_class->unrealize) - (* parent_class->unrealize) (item); -} - -static void -_get_tep(EText *text) -{ - if (!text->tep) { - text->tep = e_text_event_processor_emacs_like_new(); - text->tep_command_id = - g_signal_connect(text->tep, - "command", - G_CALLBACK(e_text_command), - text); - } -} - -static void -draw_pango_rectangle (GdkDrawable *drawable, GdkGC *gc, int x1, int y1, PangoRectangle rect) -{ - int width = rect.width / PANGO_SCALE; - int height = rect.height / PANGO_SCALE; - if (width <= 0) - width = 1; - if (height <= 0) - height = 1; - gdk_draw_rectangle (drawable, gc, TRUE, - x1 + rect.x / PANGO_SCALE, y1 + rect.y / PANGO_SCALE, width, height); -} - -static gboolean -show_pango_rectangle (EText *text, PangoRectangle rect) -{ - int x1 = rect.x / PANGO_SCALE; - int x2 = (rect.x + rect.width) / PANGO_SCALE; - - int y1 = rect.y / PANGO_SCALE; - int y2 = (rect.y + rect.height) / PANGO_SCALE; - - int new_xofs_edit = text->xofs_edit; - int new_yofs_edit = text->yofs_edit; - - int clip_width, clip_height; - - clip_width = text->clip_width; - if (clip_width >= 0 && text->draw_borders) { - clip_width -= 6; - if (clip_width < 0) - clip_width = 0; - } - - clip_height = text->clip_height; - - if (clip_height >= 0 && text->draw_borders) { - clip_height -= 6; - if (clip_height < 0) - clip_height = 0; - } - - if (x1 < new_xofs_edit) - new_xofs_edit = x1; - - if (y1 < new_yofs_edit) - new_yofs_edit = y1; - - if (clip_width >= 0) { - if (2 + x2 - clip_width > new_xofs_edit) - new_xofs_edit = 2 + x2 - clip_width; - } else { - new_xofs_edit = 0; - } - - if (clip_height >= 0) { - if (2 + y2 - clip_height > new_yofs_edit) - new_yofs_edit = 2 + y2 - clip_height; - } else { - new_yofs_edit = 0; - } - - if (new_xofs_edit < 0) - new_xofs_edit = 0; - if (new_yofs_edit < 0) - new_yofs_edit = 0; - - if (new_xofs_edit != text->xofs_edit || - new_yofs_edit != text->yofs_edit) { - text->xofs_edit = new_xofs_edit; - text->yofs_edit = new_yofs_edit; - return TRUE; - } - - return FALSE; -} - -/* Draw handler for the text item */ -static void -e_text_draw (GnomeCanvasItem *item, GdkDrawable *drawable, - int x, int y, int width, int height) -{ - EText *text; - GdkRectangle rect, *clip_rect; - int xpos, ypos; - GdkGC *main_gc; - GnomeCanvas *canvas; - GtkWidget *widget; - - text = E_TEXT (item); - canvas = GNOME_CANVAS_ITEM(text)->canvas; - widget = GTK_WIDGET(canvas); - - if (text->draw_background || text->draw_button) { - main_gc = widget->style->fg_gc[GTK_WIDGET_STATE (widget)]; - } else { - main_gc = text->gc; - } - - if (text->draw_borders || text->draw_background) { - gdouble thisx = item->x1 - x; - gdouble thisy = item->y1 - y; - gdouble thiswidth, thisheight; - GtkWidget *widget = GTK_WIDGET(item->canvas); - - g_object_get(text, - "width", &thiswidth, - "height", &thisheight, - NULL); - - if (text->draw_borders){ - - if (text->editing) { - thisx += 1; - thisy += 1; - thiswidth -= 2; - thisheight -= 2; - } - - gtk_paint_shadow (widget->style, drawable, - GTK_STATE_NORMAL, GTK_SHADOW_IN, - NULL, widget, "entry", - thisx, thisy, thiswidth, thisheight); - - if (text->editing) { - thisx -= 1; - thisy -= 1; - thiswidth += 2; - thisheight += 2; - /* - * Chris: I am here "filling in" for the additions - * and substractions done in the previous if (text->editing). - * but you might have other plans for this. Please enlighten - * me as to whether it should be: - * thiswidth + 2 or thiswidth + 1. - */ - gtk_paint_focus (widget->style, drawable, GTK_STATE_NORMAL, - NULL, widget, "entry", - thisx, thisy, thiswidth - 1, thisheight - 1); - } - } - - if (text->draw_background) { - gtk_paint_flat_box (widget->style, drawable, - GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE, - NULL, widget, "entry_bg", - thisx + widget->style->xthickness, - thisy + widget->style->ythickness, - thiswidth - widget->style->xthickness * 2, - thisheight - widget->style->ythickness * 2); - } - } - if (text->draw_button) { - GtkWidget *widget; - int xoff = item->x1 - x; - int yoff = item->y1 - y; - - widget = GTK_WIDGET (item->canvas); - - xoff -= widget->allocation.x; - yoff -= widget->allocation.y; - - widget = widget->parent; - - while (widget && !GTK_IS_BUTTON(widget)) { - if (!GTK_WIDGET_NO_WINDOW (widget)) { - widget = NULL; - break; - } - widget = widget->parent; - } - if (widget) { - GtkButton *button = GTK_BUTTON (widget); - GtkShadowType shadow_type; - int thisx, thisy, thisheight, thiswidth; - int default_spacing; - GdkRectangle area; - area.x = 0; - area.y = 0; - area.width = width; - area.height = height; - -#define DEFAULT_SPACING 7 -#if 0 - default_spacing = gtk_style_get_prop_experimental (widget->style, - "GtkButton::default_spacing", - DEFAULT_SPACING); -#endif - default_spacing = 7; - - thisx = 0; - thisy = 0; - thiswidth = widget->allocation.width - GTK_CONTAINER (widget)->border_width * 2; - thisheight = widget->allocation.height - GTK_CONTAINER (widget)->border_width * 2; - - if (GTK_WIDGET_HAS_DEFAULT (widget) && - GTK_BUTTON (widget)->relief == GTK_RELIEF_NORMAL) - { - gtk_paint_box (widget->style, drawable, - GTK_STATE_NORMAL, GTK_SHADOW_IN, - &area, widget, "buttondefault", - thisx + xoff, thisy + yoff, thiswidth, thisheight); - } - - if (GTK_WIDGET_CAN_DEFAULT (widget)) { - thisx += widget->style->xthickness; - thisy += widget->style->ythickness; - thiswidth -= 2 * thisx + default_spacing; - thisheight -= 2 * thisy + default_spacing; - thisx += (1 + default_spacing) / 2; - thisy += (1 + default_spacing) / 2; - } - - if (GTK_WIDGET_HAS_FOCUS (widget)) { - thisx += 1; - thisy += 1; - thiswidth -= 2; - thisheight -= 2; - } - - if (GTK_WIDGET_STATE (widget) == GTK_STATE_ACTIVE) - shadow_type = GTK_SHADOW_IN; - else - shadow_type = GTK_SHADOW_OUT; - - if ((button->relief != GTK_RELIEF_NONE) || - ((GTK_WIDGET_STATE(widget) != GTK_STATE_NORMAL) && - (GTK_WIDGET_STATE(widget) != GTK_STATE_INSENSITIVE))) - gtk_paint_box (widget->style, drawable, - GTK_WIDGET_STATE (widget), - shadow_type, &area, widget, "button", - thisx + xoff, thisy + yoff, thiswidth, thisheight); - - if (GTK_WIDGET_HAS_FOCUS (widget)) { - thisx -= 1; - thisy -= 1; - thiswidth += 2; - thisheight += 2; - - gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget), - &area, widget, "button", - thisx + xoff, thisy + yoff, thiswidth - 1, thisheight - 1); - } - } - } - - if (!text->text || !text->font) - return; - - clip_rect = NULL; - if (text->clip) { - rect.x = text->clip_cx - x; - rect.y = text->clip_cy - y; - rect.width = text->clip_cwidth; - rect.height = text->clip_cheight; - - gdk_gc_set_clip_rectangle (main_gc, &rect); - clip_rect = ▭ - } - - if (text->stipple) - gnome_canvas_set_stipple_origin (item->canvas, main_gc); - - xpos = text->text_cx; - ypos = text->text_cy; - - xpos -= x; - ypos -= y; - - if (text->editing) { - xpos -= text->xofs_edit; - ypos -= text->yofs_edit; - } - - gdk_draw_layout (drawable, main_gc, - xpos, ypos, - text->layout); - - if (text->editing) { - if (text->selection_start != text->selection_end) { - int start_index, end_index; - PangoLayoutLine *line; - gint *ranges; - gint n_ranges, i; - PangoRectangle logical_rect; - GdkRegion *clip_region = gdk_region_new (); - GdkGC *selection_gc; - GdkGC *text_gc; - - start_index = MIN (text->selection_start, text->selection_end); - end_index = text->selection_start ^ text->selection_end ^ start_index; - - if (text->has_selection) { - selection_gc = widget->style->base_gc [GTK_STATE_SELECTED]; - text_gc = widget->style->text_gc[GTK_STATE_SELECTED]; - } else { - selection_gc = widget->style->base_gc [GTK_STATE_ACTIVE]; - text_gc = widget->style->text_gc[GTK_STATE_ACTIVE]; - } - - gdk_gc_set_clip_rectangle (selection_gc, clip_rect); - - line = pango_layout_get_lines (text->layout)->data; - - pango_layout_line_get_x_ranges (line, start_index, end_index, &ranges, &n_ranges); - - pango_layout_get_extents (text->layout, NULL, &logical_rect); - - for (i=0; i < n_ranges; i++) { - GdkRectangle sel_rect; - - sel_rect.x = xpos + ranges[2*i] / PANGO_SCALE; - sel_rect.y = ypos; - sel_rect.width = (ranges[2*i + 1] - ranges[2*i]) / PANGO_SCALE; - sel_rect.height = logical_rect.height / PANGO_SCALE; - - gdk_draw_rectangle (drawable, selection_gc, TRUE, - sel_rect.x, sel_rect.y, sel_rect.width, sel_rect.height); - - gdk_region_union_with_rect (clip_region, &sel_rect); - } - - if (clip_rect) { - GdkRegion *rect_region = gdk_region_rectangle (clip_rect); - gdk_region_intersect (clip_region, rect_region); - gdk_region_destroy (rect_region); - } - - gdk_gc_set_clip_region (text_gc, clip_region); - gdk_draw_layout (drawable, text_gc, - xpos, ypos, - text->layout); - - gdk_gc_set_clip_region (text_gc, NULL); - gdk_gc_set_clip_region (selection_gc, NULL); - - gdk_region_destroy (clip_region); - g_free (ranges); - } else { - if (text->show_cursor) { - PangoRectangle strong_pos, weak_pos; - pango_layout_get_cursor_pos (text->layout, text->selection_start, &strong_pos, &weak_pos); - draw_pango_rectangle (drawable, main_gc, xpos, ypos, strong_pos); - if (strong_pos.x != weak_pos.x || - strong_pos.y != weak_pos.y || - strong_pos.width != weak_pos.width || - strong_pos.height != weak_pos.height) - draw_pango_rectangle (drawable, main_gc, xpos, ypos, weak_pos); - } - } - } - - - if (text->clip) { - gdk_gc_set_clip_rectangle (main_gc, NULL); - } -} - -/* Render handler for the text item */ -static void -e_text_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf) -{ -} - -/* Point handler for the text item */ -static double -e_text_point (GnomeCanvasItem *item, double x, double y, - int cx, int cy, GnomeCanvasItem **actual_item) -{ - EText *text; - double clip_width; - double clip_height; - - text = E_TEXT (item); - - *actual_item = item; - - /* The idea is to build bounding rectangles for each of the lines of - * text (clipped by the clipping rectangle, if it is activated) and see - * whether the point is inside any of these. If it is, we are done. - * Otherwise, calculate the distance to the nearest rectangle. - */ - - if (text->clip_width < 0) - clip_width = text->width; - else - clip_width = text->clip_width; - - if ( text->clip_height < 0 ) - clip_height = text->height; - else - clip_height = text->clip_height; - - /* Get canvas pixel coordinates for clip rectangle position */ - clip_width = clip_width * item->canvas->pixels_per_unit; - clip_height = clip_height * item->canvas->pixels_per_unit; - - if (cx < text->clip_cx || - cx > text->clip_cx + clip_width || - cy < text->clip_cy || - cy > text->clip_cy + clip_height) - return 1; - - if (text->fill_clip_rectangle) - return 0; - - cx -= text->cx; - - if (pango_layout_xy_to_index (text->layout, cx, cy, NULL, NULL)) - return 0; - - return 1; -} - -/* Bounds handler for the text item */ -static void -e_text_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2) -{ - EText *text; - double width, height; - - text = E_TEXT (item); - - *x1 = 0; - *y1 = 0; - - width = text->width; - height = text->height; - - if (text->clip) { - if (text->clip_width >= 0) - width = text->clip_width; - if ( text->clip_height >= 0 ) - height = text->clip_height; - } - - width = width / item->canvas->pixels_per_unit; - height = height / item->canvas->pixels_per_unit; - - switch (text->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_W: - case GTK_ANCHOR_SW: - break; - - case GTK_ANCHOR_N: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_S: - *x1 -= width / 2.0; - break; - - case GTK_ANCHOR_NE: - case GTK_ANCHOR_E: - case GTK_ANCHOR_SE: - *x1 -= width; - break; - } - - switch (text->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_N: - case GTK_ANCHOR_NE: - break; - - case GTK_ANCHOR_W: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_E: - *y1 -= height / 2.0; - break; - - case GTK_ANCHOR_SW: - case GTK_ANCHOR_S: - case GTK_ANCHOR_SE: - *y1 -= height; - break; - } - - *x2 = *x1 + width; - *y2 = *y1 + height; -} - -static gint -get_position_from_xy (EText *text, gint x, gint y) -{ - int index; - int trailing; - - if (text->draw_borders) { - x -= BORDER_INDENT; - y -= BORDER_INDENT; - } - - x -= text->xofs; - y -= text->yofs; - - if (text->editing) { - x += text->xofs_edit; - y += text->yofs_edit; - } - - x -= text->cx; - y -= text->cy; - - pango_layout_xy_to_index (text->layout, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing); - - return g_utf8_offset_to_pointer (text->text + index, trailing) - text->text; -} - -#define SCROLL_WAIT_TIME 30000 - -static gboolean -_blink_scroll_timeout (gpointer data) -{ - EText *text = E_TEXT(data); - gulong current_time; - gboolean scroll = FALSE; - gboolean redraw = FALSE; - - g_timer_elapsed(text->timer, ¤t_time); - - if (text->scroll_start + SCROLL_WAIT_TIME > 1000000) { - if (current_time > text->scroll_start - (1000000 - SCROLL_WAIT_TIME) && - current_time < text->scroll_start) - scroll = TRUE; - } else { - if (current_time > text->scroll_start + SCROLL_WAIT_TIME || - current_time < text->scroll_start) - scroll = TRUE; - } - if (scroll && text->button_down && text->clip) { - int old_xofs_edit = text->xofs_edit; - int old_yofs_edit = text->yofs_edit; - - if (text->clip_cwidth >= 0 && - text->lastx - text->clip_cx > text->clip_cwidth && - text->xofs_edit < text->width - text->clip_cwidth) { - text->xofs_edit += 4; - if (text->xofs_edit > text->width - text->clip_cwidth + 1) - text->xofs_edit = text->width - text->clip_cwidth + 1; - } - if (text->lastx - text->clip_cx < 0 && - text->xofs_edit > 0) { - text->xofs_edit -= 4; - if (text->xofs_edit < 0) - text->xofs_edit = 0; - } - - if (text->clip_cheight >= 0 && - text->lasty - text->clip_cy > text->clip_cheight && - text->yofs_edit < text->height - text->clip_cheight) { - text->yofs_edit += 4; - if (text->yofs_edit > text->height - text->clip_cheight + 1) - text->yofs_edit = text->height - text->clip_cheight + 1; - } - if (text->lasty - text->clip_cy < 0 && - text->yofs_edit > 0) { - text->yofs_edit -= 4; - if (text->yofs_edit < 0) - text->yofs_edit = 0; - } - - if (old_xofs_edit != text->xofs_edit || - old_yofs_edit != text->yofs_edit) { - ETextEventProcessorEvent e_tep_event; - e_tep_event.type = GDK_MOTION_NOTIFY; - e_tep_event.motion.state = text->last_state; - e_tep_event.motion.time = 0; - e_tep_event.motion.position = get_position_from_xy(text, text->lastx, text->lasty); - _get_tep(text); - e_text_event_processor_handle_event (text->tep, - &e_tep_event); - text->scroll_start = current_time; - redraw = TRUE; - } - } - - if (!((current_time / 500000) % 2)) { - if (!text->show_cursor) - redraw = TRUE; - text->show_cursor = TRUE; - } else { - if (text->show_cursor) - redraw = TRUE; - text->show_cursor = FALSE; - } - if (redraw) { - text->needs_redraw = 1; - gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(text)); - } - return TRUE; -} - -static gboolean -tooltip_event(GtkWidget *tooltip, GdkEvent *event, EText *text) -{ - gint ret_val = FALSE; - - if (!text->model) - return FALSE; - - switch (event->type) { - case GDK_LEAVE_NOTIFY: - e_canvas_hide_tooltip (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)); - break; - case GDK_BUTTON_PRESS: - case GDK_BUTTON_RELEASE: - if (event->type == GDK_BUTTON_RELEASE) { - e_canvas_hide_tooltip (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)); - } - /* Forward events to the text item */ - g_signal_emit_by_name (text, "event", event, - &ret_val); - if (!ret_val) - gtk_propagate_event (GTK_WIDGET(GNOME_CANVAS_ITEM(text)->canvas), event); - ret_val = TRUE; - default: - break; - } - return ret_val; -} - -static void -tooltip_destroy(gpointer data, GObject *where_object_was) -{ - EText *text = data; - text->tooltip_owner = FALSE; - g_object_unref (text); -} - -static gboolean -_do_tooltip (gpointer data) -{ - EText *text = E_TEXT (data); - struct line *lines; - GtkWidget *canvas; - int i; - gdouble max_width; - gboolean cut_off; - double i2c[6]; - ArtPoint origin = {0, 0}; - ArtPoint pixel_origin; - int canvas_x, canvas_y; - GnomeCanvasItem *tooltip_text; - double tooltip_width; - double tooltip_height; - double tooltip_x; - double tooltip_y; -#if 0 - double x1, x2, y1, y2; -#endif - GnomeCanvasItem *rect; - GtkWidget *tooltip_window; /* GtkWindow for displaying the tooltip */ - - text->tooltip_count = 0; - - lines = text->lines; - - if (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)->tooltip_window || text->editing || (!lines)) { - text->tooltip_timeout = 0; - return FALSE; - } - - cut_off = FALSE; - for ( lines = text->lines, i = 0; i < text->num_lines; lines++, i++ ) { - if (lines->length > lines->ellipsis_length) { - cut_off = TRUE; - break; - } - } - if ( ! cut_off ) { - text->tooltip_timeout = 0; - return FALSE; - } - - gnome_canvas_item_i2c_affine(GNOME_CANVAS_ITEM(text), i2c); - art_affine_point (&pixel_origin, &origin, i2c); - - gdk_window_get_origin (GTK_WIDGET(GNOME_CANVAS_ITEM(text)->canvas)->window, &canvas_x, &canvas_y); - pixel_origin.x += canvas_x; - pixel_origin.y += canvas_y; - pixel_origin.x -= (int) gtk_layout_get_hadjustment(GTK_LAYOUT(GNOME_CANVAS_ITEM(text)->canvas))->value; - pixel_origin.y -= (int) gtk_layout_get_vadjustment(GTK_LAYOUT(GNOME_CANVAS_ITEM(text)->canvas))->value; - - tooltip_window = gtk_window_new (GTK_WINDOW_POPUP); - gtk_container_set_border_width (GTK_CONTAINER (tooltip_window), 1); - - canvas = e_canvas_new (); - - gtk_container_add (GTK_CONTAINER (tooltip_window), canvas); - - /* Get the longest line length */ - max_width = 0.0; - for (lines = text->lines, i = 0; i < text->num_lines; lines++, i++) { - gdouble line_width; - - line_width = text_width_with_objects (text, text->font, text->style, lines->text, lines->length); - max_width = MAX (max_width, line_width); - } - - rect = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (canvas)), - gnome_canvas_rect_get_type (), - "x1", (double) 0, - "y1", (double) 0, - "x2", (double) max_width + 4, - "y2", (double) text->height + 4, - "fill_color", "light gray", - NULL); - - tooltip_text = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (canvas)), - e_text_get_type (), - "anchor", GTK_ANCHOR_NW, - "bold", text->bold, - "strikeout", text->strikeout, - "font_e", text->font, - "text", text->text, - "editable", FALSE, - "clip_width", text->max_lines != 1 ? text->clip_width : max_width, - "clip_height", text->max_lines != 1 ? -1 : (double)text->height, - "clip", TRUE, - "line_wrap", text->line_wrap, - "justification", text->justification, - NULL); - - - - if (text->draw_borders) - e_canvas_item_move_absolute(tooltip_text, 1 + BORDER_INDENT, 1 + BORDER_INDENT); - else - e_canvas_item_move_absolute(tooltip_text, 1, 1); - - - split_into_lines (E_TEXT(tooltip_text)); - calc_height (E_TEXT(tooltip_text)); - calc_line_widths (E_TEXT(tooltip_text)); - gnome_canvas_item_set (tooltip_text, - "clip_height", (double) E_TEXT(tooltip_text)->height, - "clip_width", (double) E_TEXT(tooltip_text)->max_width, - NULL); - tooltip_width = E_TEXT(tooltip_text)->max_width; - tooltip_height = E_TEXT(tooltip_text)->height; - tooltip_x = 0; - tooltip_y = 0; - switch(E_TEXT(tooltip_text)->justification) { - case GTK_JUSTIFY_CENTER: - tooltip_x = - tooltip_width / 2; - break; - case GTK_JUSTIFY_RIGHT: - tooltip_x = tooltip_width / 2; - break; - case GTK_JUSTIFY_FILL: - case GTK_JUSTIFY_LEFT: - tooltip_x = 0; - break; - } - switch(text->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_N: - case GTK_ANCHOR_NE: - break; - - case GTK_ANCHOR_W: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_E: - tooltip_y -= tooltip_height / 2.0; - break; - - case GTK_ANCHOR_SW: - case GTK_ANCHOR_S: - case GTK_ANCHOR_SE: - tooltip_y -= tooltip_height; - break; - } - switch(E_TEXT(tooltip_text)->anchor) { - case GTK_ANCHOR_NW: - case GTK_ANCHOR_W: - case GTK_ANCHOR_SW: - break; - - case GTK_ANCHOR_N: - case GTK_ANCHOR_CENTER: - case GTK_ANCHOR_S: - tooltip_x -= tooltip_width / 2.0; - break; - - case GTK_ANCHOR_NE: - case GTK_ANCHOR_E: - case GTK_ANCHOR_SE: - tooltip_x -= tooltip_width; - break; - } - - gnome_canvas_item_set(rect, - "x2", (double) tooltip_width + 4 + (text->draw_borders ? BORDER_INDENT * 2 : 0), - "y2", (double) tooltip_height + 4 + (text->draw_borders ? BORDER_INDENT * 2 : 0), - NULL); - - gtk_widget_set_usize (tooltip_window, - tooltip_width + 4 + (text->draw_borders ? BORDER_INDENT * 2 : 0), - tooltip_height + 4 + (text->draw_borders ? BORDER_INDENT * 2 : 0)); - gnome_canvas_set_scroll_region (GNOME_CANVAS(canvas), 0.0, 0.0, - tooltip_width + (text->draw_borders ? BORDER_INDENT * 2 : 0), - (double)tooltip_height + (text->draw_borders ? BORDER_INDENT * 2 : 0)); - gtk_widget_show (canvas); - gtk_widget_realize (tooltip_window); - g_signal_connect (tooltip_window, "event", - G_CALLBACK(tooltip_event), text); - g_object_weak_ref (G_OBJECT (tooltip_window), - tooltip_destroy, text); - g_object_ref (text); - - e_canvas_popup_tooltip (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas), - tooltip_window, - pixel_origin.x - 2 + tooltip_x, - pixel_origin.y - 2 + tooltip_y); - text->tooltip_owner = TRUE; - - text->tooltip_timeout = 0; - return FALSE; -} - -static void -start_editing (EText *text) -{ - if (text->editing) - return; - - g_free (text->revert); - text->revert = g_strdup (text->text); - - text->editing = TRUE; - if (text->pointer_in) { - if (text->default_cursor_shown && (!text->draw_borders)) { - gdk_window_set_cursor (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas)->window, text->i_cursor); - text->default_cursor_shown = FALSE; - } - } - text->select_by_word = FALSE; - text->xofs_edit = 0; - text->yofs_edit = 0; - if (text->timeout_id == 0) - text->timeout_id = g_timeout_add(10, _blink_scroll_timeout, text); - text->timer = g_timer_new(); - g_timer_elapsed(text->timer, &(text->scroll_start)); - g_timer_start(text->timer); -} - -void -e_text_stop_editing (EText *text) -{ - if (!text->editing) - return; - - g_free (text->revert); - text->revert = NULL; - - text->editing = FALSE; - if ( (!text->default_cursor_shown) && (!text->draw_borders) ) { - gdk_window_set_cursor (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas)->window, text->default_cursor); - text->default_cursor_shown = TRUE; - } - if (text->timer) { - g_timer_stop(text->timer); - g_timer_destroy(text->timer); - text->timer = NULL; - } -} - -void -e_text_cancel_editing (EText *text) -{ - if (text->revert) - e_text_model_set_text(text->model, text->revert); - e_text_stop_editing (text); -} - -static gboolean -_click (gpointer data) -{ - *(gint *)data = 0; - return FALSE; -} - -static gint -e_text_event (GnomeCanvasItem *item, GdkEvent *event) -{ - EText *text = E_TEXT(item); - ETextEventProcessorEvent e_tep_event; - - gint return_val = 0; - - if (!text->model) - return FALSE; - - e_tep_event.type = event->type; - switch (event->type) { - case GDK_FOCUS_CHANGE: - if (text->editable) { - GdkEventFocus *focus_event; - focus_event = (GdkEventFocus *) event; - if (focus_event->in) { - start_editing (text); - } else { - e_text_stop_editing (text); - if (text->timeout_id) { - g_source_remove(text->timeout_id); - text->timeout_id = 0; - } - } - if ( text->line_wrap ) - text->needs_split_into_lines = 1; - else - text->needs_calc_line_widths = 1; - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM(text)); - } - return_val = 0; - break; - case GDK_KEY_PRESS: /* Fall Through */ - case GDK_KEY_RELEASE: - if (text->editing) { - GdkEventKey key = event->key; - gint ret; - - e_tep_event.key.time = key.time; - e_tep_event.key.state = key.state; - e_tep_event.key.keyval = key.keyval; - - /* This is probably ugly hack, but we have to handle UTF-8 input somehow */ -#if 0 - e_tep_event.key.length = key.length; - e_tep_event.key.string = key.string; -#else - e_tep_event.key.string = e_utf8_from_gtk_event_key (GTK_WIDGET (item->canvas), key.keyval, key.string); - if (e_tep_event.key.string != NULL) { - e_tep_event.key.length = strlen (e_tep_event.key.string); - } else { - e_tep_event.key.length = 0; - } -#endif - _get_tep(text); - ret = e_text_event_processor_handle_event (text->tep, &e_tep_event); - - if (event->type == GDK_KEY_PRESS) - g_signal_emit (text, e_text_signals[E_TEXT_KEYPRESS], 0, - e_tep_event.key.keyval, e_tep_event.key.state); - - - if (e_tep_event.key.string) - g_free (e_tep_event.key.string); - - - return ret; - } - else - return 0; - break; - case GDK_BUTTON_PRESS: /* Fall Through */ - case GDK_BUTTON_RELEASE: - if (text->tooltip_timeout) { - gtk_timeout_remove (text->tooltip_timeout); - text->tooltip_timeout = 0; - } - e_canvas_hide_tooltip (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)); -#if 0 - if ((!text->editing) - && text->editable - && event->type == GDK_BUTTON_RELEASE - && event->button.button == 1) { - GdkEventButton button = event->button; - - e_canvas_item_grab_focus (item, TRUE); - - e_tep_event.type = GDK_BUTTON_RELEASE; - e_tep_event.button.time = button.time; - e_tep_event.button.state = button.state; - e_tep_event.button.button = button.button; - e_tep_event.button.position = get_position_from_xy(text, button.x, button.y); - _get_tep(text); - return_val = e_text_event_processor_handle_event (text->tep, - &e_tep_event); - e_tep_event.type = GDK_BUTTON_RELEASE; - } -#else - if ((!text->editing) - && text->editable - && (event->button.button == 1 || - event->button.button == 2)) { - e_canvas_item_grab_focus (item, TRUE); - start_editing (text); - } -#endif - - /* We follow convention and emit popup events on right-clicks. */ - if (event->type == GDK_BUTTON_PRESS && event->button.button == 3) { - g_signal_emit (text, - e_text_signals[E_TEXT_POPUP], 0, - &(event->button), - get_position_from_xy (text, event->button.x, event->button.y)); - - break; - } - - /* Create our own double and triple click events, - as gnome-canvas doesn't forward them to us */ - if (event->type == GDK_BUTTON_PRESS) { - if (text->dbl_timeout == 0 && - text->tpl_timeout == 0) { - text->dbl_timeout = gtk_timeout_add (200, - _click, - &(text->dbl_timeout)); - } else { - if (text->tpl_timeout == 0) { - e_tep_event.type = GDK_2BUTTON_PRESS; - text->tpl_timeout = gtk_timeout_add (200, _click, &(text->tpl_timeout)); - } else { - e_tep_event.type = GDK_3BUTTON_PRESS; - } - } - } - - if (text->editing) { - GdkEventButton button = event->button; - e_tep_event.button.time = button.time; - e_tep_event.button.state = button.state; - e_tep_event.button.button = button.button; - e_tep_event.button.position = get_position_from_xy(text, button.x, button.y); - _get_tep(text); - return_val = e_text_event_processor_handle_event (text->tep, - &e_tep_event); - if (event->button.button == 1) { - if (event->type == GDK_BUTTON_PRESS) - text->button_down = TRUE; - else - text->button_down = FALSE; - } - text->lastx = button.x; - text->lasty = button.y; - text->last_state = button.state; - } - break; - case GDK_MOTION_NOTIFY: - if (text->editing) { - GdkEventMotion motion = event->motion; - e_tep_event.motion.time = motion.time; - e_tep_event.motion.state = motion.state; - e_tep_event.motion.position = get_position_from_xy(text, motion.x, motion.y); - _get_tep(text); - return_val = e_text_event_processor_handle_event (text->tep, - &e_tep_event); - text->lastx = motion.x; - text->lasty = motion.y; - text->last_state = motion.state; - } - break; - case GDK_ENTER_NOTIFY: - { -#if 0 - GdkEventCrossing *crossing = (GdkEventCrossing *) event; - double x1, y1, x2, y2; - split_into_lines (text); - calc_height (text); - calc_line_widths (text); - get_bounds (text, &x1, &y1, &x2, &y2); - if (crossing->x >= x1 && - crossing->y >= y1 && - crossing->x <= x2 && - crossing->y <= y2) { -#endif - if ( text->tooltip_count == 0 && text->clip) { - if (!text->tooltip_timeout) - text->tooltip_timeout = gtk_timeout_add (1000, _do_tooltip, text); - } - text->tooltip_count ++; -#if 0 - } -#endif - } - - text->pointer_in = TRUE; - if (text->editing || text->draw_borders) { - if ( text->default_cursor_shown ) { - gdk_window_set_cursor(GTK_WIDGET(item->canvas)->window, text->i_cursor); - text->default_cursor_shown = FALSE; - } - } - break; - case GDK_LEAVE_NOTIFY: - if (text->tooltip_count > 0) - text->tooltip_count --; - if ( text->tooltip_count == 0 && text->clip) { - if ( text->tooltip_timeout ) { - gtk_timeout_remove (text->tooltip_timeout); - text->tooltip_timeout = 0; - } - } - - text->pointer_in = FALSE; - if (text->editing || text->draw_borders) { - if ( ! text->default_cursor_shown ) { - gdk_window_set_cursor(GTK_WIDGET(item->canvas)->window, text->default_cursor); - text->default_cursor_shown = TRUE; - } - } - break; - default: - break; - } - if (return_val) - return return_val; - if (GNOME_CANVAS_ITEM_CLASS(parent_class)->event) - return GNOME_CANVAS_ITEM_CLASS(parent_class)->event(item, event); - else - return 0; -} - -/* fixme: */ - -static int -next_word (EText *text, int start) -{ - char *p; - int length; - - length = strlen (text->text); - - if (start >= length) { - return length; - } else { - p = g_utf8_next_char (text->text + start); - - while (p && *p && g_unichar_validate (g_utf8_get_char (p))) { - gunichar unival = g_utf8_get_char (p); - if (g_unichar_isspace (unival)) { - return p - text->text; - } else - p = g_utf8_next_char (p); - } - } - - return p - text->text; -} - -static int -_get_position(EText *text, ETextEventProcessorCommand *command) -{ - int length, obj_num; - gunichar unival; - char *p = NULL; - gint new_pos = 0; - int index, trailing; - - switch (command->position) { - - case E_TEP_VALUE: - new_pos = command->value; - break; - - case E_TEP_SELECTION: - new_pos = text->selection_end; - break; - - case E_TEP_START_OF_BUFFER: - new_pos = 0; - break; - - case E_TEP_END_OF_BUFFER: - new_pos = strlen (text->text); - break; - - case E_TEP_START_OF_LINE: - - new_pos = 0; - - if (text->selection_end >= 1) { - - p = g_utf8_find_prev_char (text->text, text->text + text->selection_end); - if (p != text->text) { - p = g_utf8_find_prev_char (text->text, p); - - while (p && p > text->text && !new_pos) { - if (*p == '\n') - new_pos = p - text->text + 1; - p = g_utf8_find_prev_char (text->text, p); - } - } - } - - break; - - case E_TEP_END_OF_LINE: - new_pos = -1; - length = strlen (text->text); - - if (text->selection_end >= length) { - new_pos = length; - } else { - - p = g_utf8_next_char (text->text + text->selection_end); - - while (p && *p && g_unichar_validate (g_utf8_get_char (p))) { - if (*p == '\n') { - new_pos = p - text->text; - p = NULL; - } else - p = g_utf8_next_char (p); - } - } - - if (new_pos == -1) - new_pos = p - text->text; - - break; - - case E_TEP_FORWARD_CHARACTER: - length = strlen (text->text); - - if (text->selection_end >= length) { - new_pos = length; - } else { - p = g_utf8_next_char (text->text + text->selection_end); - new_pos = p - text->text; - } - - break; - - case E_TEP_BACKWARD_CHARACTER: - new_pos = 0; - if (text->selection_end >= 1) { - p = g_utf8_find_prev_char (text->text, text->text + text->selection_end); - - if (p != NULL) - new_pos = p - text->text; - } - - break; - - case E_TEP_FORWARD_WORD: - new_pos = next_word (text, text->selection_end); - break; - - case E_TEP_BACKWARD_WORD: - new_pos = 0; - if (text->selection_end >= 1) { - p = g_utf8_find_prev_char (text->text, text->text + text->selection_end); - if (p != text->text) { - p = g_utf8_find_prev_char (text->text, p); - - while (p && p > text->text && g_unichar_validate (g_utf8_get_char (p))) { - unival = g_utf8_get_char (p); - if (g_unichar_isspace (unival)) { - new_pos = g_utf8_next_char (p) - text->text; - p = NULL; - } else - p = g_utf8_find_prev_char (text->text, p); - } - } - } - - break; - - case E_TEP_FORWARD_LINE: - pango_layout_move_cursor_visually (text->layout, - TRUE, - text->selection_end, 0, - 1, - &index, &trailing); - index = g_utf8_offset_to_pointer (text->text + index, trailing) - text->text; - if (index < 0) { - new_pos = 0; - } else { - length = strlen (text->text); - if (index >= length) - new_pos = length; - else - new_pos = index; - } - break; - - case E_TEP_BACKWARD_LINE: - pango_layout_move_cursor_visually (text->layout, - TRUE, - text->selection_end, 0, - -1, - &index, &trailing); - index = g_utf8_offset_to_pointer (text->text + index, trailing) - text->text; - if (index < 0) { - new_pos = 0; - } else { - length = strlen (text->text); - if (index >= length) - new_pos = length; - else - new_pos = index; - } - break; - - case E_TEP_SELECT_WORD: - - /* This is a silly hack to cause double-clicking on an object - to activate that object. - (Normally, double click == select word, which is why this is here.) */ - - obj_num = e_text_model_get_object_at_offset (text->model, text->selection_start); - if (obj_num != -1) { - e_text_model_activate_nth_object (text->model, obj_num); - new_pos = text->selection_start; - break; - } - - - if (text->selection_end < 1) { - new_pos = 0; - break; - } - - p = g_utf8_find_prev_char (text->text, text->text + text->selection_end); - if (p == text->text) { - new_pos = 0; - break; - } - p = g_utf8_find_prev_char (text->text, p); - - while (p && p > text->text && g_unichar_validate (g_utf8_get_char (p))) { - unival = g_utf8_get_char (p); - if (g_unichar_isspace (unival)) { - p = g_utf8_next_char (p); - break; - } - p = g_utf8_find_prev_char (text->text, p); - } - - if (!p) - text->selection_start = 0; - else - text->selection_start = p - text->text; - - - text->selection_start = e_text_model_validate_position (text->model, text->selection_start); - - length = strlen (text->text); - if (text->selection_end >= length) { - new_pos = length; - break; - } - - p = g_utf8_next_char (text->text + text->selection_end); - - while (p && *p && g_unichar_validate (g_utf8_get_char (p))) { - unival = g_utf8_get_char (p); - if (g_unichar_isspace (unival)) { - new_pos = p - text->text; - p = NULL; - } else - p = g_utf8_next_char (p); - } - - if (p) - new_pos = p - text->text; - - return new_pos; - - case E_TEP_SELECT_ALL: - text->selection_start = 0; - new_pos = strlen (text->text); - break; - - case E_TEP_FORWARD_PARAGRAPH: - case E_TEP_BACKWARD_PARAGRAPH: - - case E_TEP_FORWARD_PAGE: - case E_TEP_BACKWARD_PAGE: - new_pos = text->selection_end; - break; - - default: - new_pos = text->selection_end; - break; - } - - new_pos = e_text_model_validate_position (text->model, new_pos); - - return new_pos; -} - -static void -_delete_selection(EText *text) -{ - if ( text->selection_start < text->selection_end ) { - e_text_model_delete(text->model, text->selection_start, text->selection_end - text->selection_start); -#if 0 - text->selection_end = text->selection_start; -#endif - } else { - e_text_model_delete(text->model, text->selection_end, text->selection_start - text->selection_end); -#if 0 - text->selection_start = text->selection_end; -#endif - } -} - -static void -_insert(EText *text, char *string, int value) -{ - if (value > 0) { - if (!text->allow_newlines) { - char *i; - for (i = string; *i; i++) { - if (*i == '\n') { - char *new_string = g_malloc (strlen (string) + 1); - char *j = new_string; - for (i = string; *i; i++) { - if (*i != '\n') - *(j++) = *i; - } - *j = 0; - e_text_model_insert_length(text->model, text->selection_start, new_string, j - new_string); - g_free (new_string); - return; - } - } - } - e_text_model_insert_length(text->model, text->selection_start, string, value); - -#if 0 - text->selection_start += value; - text->selection_end = text->selection_start; -#endif - } -} - -static void -capitalize (EText *text, int start, int end, ETextEventProcessorCaps type) -{ - gboolean first = TRUE; - const char *p = text->text + start; - const char *text_end = text->text + end; - char *new_text = g_new0 (char, g_utf8_strlen (text->text + start, start - end) * 6); - char *output = new_text; - - while (p && *p && p < text_end && g_unichar_validate (g_utf8_get_char (p))) { - gunichar unival = g_utf8_get_char (p); - gunichar newval = unival; - - switch (type) { - case E_TEP_CAPS_UPPER: - newval = g_unichar_toupper (unival); - break; - case E_TEP_CAPS_LOWER: - newval = g_unichar_tolower (unival); - break; - case E_TEP_CAPS_TITLE: - if (g_unichar_isalpha (unival)) { - if (first) - newval = g_unichar_totitle (unival); - else - newval = g_unichar_tolower (unival); - first = FALSE; - } else { - first = TRUE; - } - break; - } - g_unichar_to_utf8 (newval, output); - output = g_utf8_next_char (output); - - p = g_utf8_next_char (p); - } - *output = 0; - - e_text_model_delete (text->model, start, end - start); - e_text_model_insert (text->model, start, new_text); - g_free (new_text); -} - -static void -e_text_command(ETextEventProcessor *tep, ETextEventProcessorCommand *command, gpointer data) -{ - EText *text = E_TEXT(data); - int sel_start, sel_end; - gboolean changed = TRUE; - - switch (command->action) { - case E_TEP_MOVE: - text->selection_start = _get_position(text, command); - text->selection_end = text->selection_start; - if (text->timer) { - g_timer_reset(text->timer); - } - - break; - case E_TEP_SELECT: - text->selection_start = e_text_model_validate_position (text->model, text->selection_start); /* paranoia */ - text->selection_end = _get_position(text, command); - - sel_start = MIN(text->selection_start, text->selection_end); - sel_end = MAX(text->selection_start, text->selection_end); - - sel_start = e_text_model_validate_position (text->model, sel_start); - - if (sel_start != sel_end) { - e_text_supply_selection (text, command->time, GDK_SELECTION_PRIMARY, - (guchar *) text->text + sel_start, sel_end - sel_start); - } else if (text->timer) { - g_timer_reset(text->timer); - } - - break; - case E_TEP_DELETE: - if (text->selection_end == text->selection_start) { - text->selection_end = _get_position(text, command); - } - _delete_selection(text); - if (text->timer) { - g_timer_reset(text->timer); - } - break; - - case E_TEP_INSERT: - if (text->selection_end != text->selection_start) { - _delete_selection(text); - } - _insert(text, command->string, command->value); - if (text->timer) { - g_timer_reset(text->timer); - } - break; - case E_TEP_COPY: - sel_start = MIN(text->selection_start, text->selection_end); - sel_end = MAX(text->selection_start, text->selection_end); - if (sel_start != sel_end) { - e_text_supply_selection (text, command->time, clipboard_atom, - (guchar *) text->text + sel_start, sel_end - sel_start); - } - if (text->timer) { - g_timer_reset(text->timer); - } - changed = FALSE; - break; - case E_TEP_PASTE: - e_text_get_selection (text, clipboard_atom, command->time); - if (text->timer) { - g_timer_reset(text->timer); - } - break; - case E_TEP_GET_SELECTION: - e_text_get_selection (text, GDK_SELECTION_PRIMARY, command->time); - break; - case E_TEP_ACTIVATE: - g_signal_emit (text, e_text_signals[E_TEXT_ACTIVATE], 0); - if (text->timer) { - g_timer_reset(text->timer); - } - break; - case E_TEP_SET_SELECT_BY_WORD: - text->select_by_word = command->value; - break; - case E_TEP_GRAB: - e_canvas_item_grab (E_CANVAS (GNOME_CANVAS_ITEM(text)->canvas), - GNOME_CANVAS_ITEM(text), - GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK, - text->i_cursor, - command->time, - NULL, - NULL); - changed = FALSE; - break; - case E_TEP_UNGRAB: - e_canvas_item_ungrab (E_CANVAS (GNOME_CANVAS_ITEM(text)->canvas), - GNOME_CANVAS_ITEM(text), - command->time); - changed = FALSE; - break; - case E_TEP_CAPS: - if (text->selection_start == text->selection_end) { - capitalize (text, text->selection_start, next_word (text, text->selection_start), command->value); - } else { - int selection_start = MIN (text->selection_start, text->selection_end); - int selection_end = text->selection_start + text->selection_end - selection_start; /* Slightly faster than MAX */ - capitalize (text, selection_start, selection_end, command->value); - } - break; - case E_TEP_NOP: - changed = FALSE; - break; - } - - - if (changed && !text->button_down) { - PangoRectangle strong_pos, weak_pos; - - pango_layout_get_cursor_pos (text->layout, text->selection_end, &strong_pos, &weak_pos); - - if (strong_pos.x != weak_pos.x || - strong_pos.y != weak_pos.y || - strong_pos.width != weak_pos.width || - strong_pos.height != weak_pos.height) - show_pango_rectangle (text, weak_pos); - - show_pango_rectangle (text, strong_pos); - } - - text->needs_redraw = 1; - gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(text)); -} - -static void -_invisible_destroy (gpointer data, GObject *where_object_was) -{ - EText *text = E_TEXT (data); - text->invisible = NULL; -} - -static GtkWidget * -e_text_get_invisible(EText *text) -{ - GtkWidget *invisible; - if (text->invisible) { - invisible = text->invisible; - } else { - static const GtkTargetEntry targets[] = { - { "UTF8_STRING", 0, TARGET_UTF8_STRING }, - { "UTF-8", 0, TARGET_UTF8 }, - { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT }, - { "STRING", 0, TARGET_STRING }, - { "TEXT", 0, TARGET_TEXT } - }; - static const gint n_targets = sizeof(targets) / sizeof(targets[0]); - - invisible = gtk_invisible_new(); - text->invisible = invisible; - - gtk_selection_add_targets (invisible, - GDK_SELECTION_PRIMARY, - targets, n_targets); - gtk_selection_add_targets (invisible, - clipboard_atom, - targets, n_targets); - - g_signal_connect (invisible, "selection_get", - G_CALLBACK (_selection_get), - text); - g_signal_connect (invisible, "selection_clear_event", - G_CALLBACK (_selection_clear_event), - text); - g_signal_connect (invisible, "selection_received", - G_CALLBACK (_selection_received), - text); - - g_object_weak_ref (G_OBJECT (invisible), - _invisible_destroy, text); - } - return invisible; -} - -static void -_selection_clear_event (GtkInvisible *invisible, - GdkEventSelection *event, - EText *text) -{ - if (event->selection == GDK_SELECTION_PRIMARY) { - g_free (text->primary_selection); - text->primary_selection = NULL; - text->primary_length = 0; - - text->has_selection = FALSE; - text->needs_redraw = 1; - gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(text)); - - } else if (event->selection == clipboard_atom) { - g_free (text->clipboard_selection); - text->clipboard_selection = NULL; - text->clipboard_length = 0; - } -} - -static void -_selection_get (GtkInvisible *invisible, - GtkSelectionData *selection_data, - guint info, - guint time_stamp, - EText *text) -{ - char *selection_string; - int selection_length; - if (selection_data->selection == GDK_SELECTION_PRIMARY) { - selection_string = text->primary_selection; - selection_length = text->primary_length; - } else /* CLIPBOARD */ { - selection_string = text->clipboard_selection; - selection_length = text->clipboard_length; - } - - if (selection_string != NULL) { - if (info == TARGET_UTF8_STRING) { - gtk_selection_data_set (selection_data, - gdk_atom_intern ("UTF8_STRING", FALSE), 8, - (const guchar *) selection_string, - selection_length); - } else if (info == TARGET_UTF8) { - gtk_selection_data_set (selection_data, - gdk_atom_intern ("UTF-8", FALSE), 8, - (const guchar *) selection_string, - selection_length); - } else if (info == TARGET_STRING || info == TARGET_TEXT || info == TARGET_COMPOUND_TEXT) { - gchar *localized_string; - - localized_string = e_utf8_to_gtk_string (GTK_WIDGET (GNOME_CANVAS_ITEM(text)->canvas), - selection_string); - - if (info == TARGET_STRING) { - gtk_selection_data_set (selection_data, - GDK_SELECTION_TYPE_STRING, 8, - (const guchar *) localized_string, - strlen (localized_string)); - } else { - guchar *text; - GdkAtom encoding; - gint format; - gint new_length; - - gdk_string_to_compound_text (localized_string, - &encoding, &format, - &text, &new_length); - - gtk_selection_data_set (selection_data, - encoding, format, - text, new_length); - gdk_free_compound_text (text); - } - g_free (localized_string); - } - } -} - -typedef struct { - guint32 time; - GdkAtom selection; -} SelectionAndTime; - -static const char *formats[] = {"UTF8_STRING", "UTF-8", "STRING"}; -#define E_STRING_ATOM 2 -static const int format_count = sizeof (formats) / sizeof (formats[0]); -static GdkAtom atoms[sizeof (formats) / sizeof (formats[0])]; -static int initialized = FALSE; - -static inline void -init_atoms (void) -{ - int type; - if (!initialized) { - for (type = 0; type < format_count; type++) - atoms[type] = gdk_atom_intern (formats[type], FALSE); - initialized = TRUE; - } -} - -static void -e_text_request_paste (EText *text) -{ - GdkAtom format_atom; - GtkWidget *invisible; - int type = text->last_type_request; - - init_atoms (); - - format_atom = GDK_NONE; - - while (format_atom == GDK_NONE) { - type ++; - - if (type >= format_count) { - if (text->queued_requests) { - guint32 *new_time = text->queued_requests->data; - text->queued_requests = g_list_remove_link (text->queued_requests, text->queued_requests); - text->last_time_request = *new_time; - g_free (new_time); - - type = -1; - continue; - } else { - text->last_type_request = -1; - d(g_print ("Setting last_type_request to %d at line %d\n", text->last_type_request, __LINE__)); - text->last_time_request = 0; - return; - } - } - - format_atom = atoms [type]; - } - - /* This must come before the gtk_selection_convert because sometimes _selection_received is called reentrantly. */ - - text->last_type_request = type; - d(g_print ("Setting last_type_request to %d at line %d\n", text->last_type_request, __LINE__)); - - /* And request the format target for the required selection */ - invisible = e_text_get_invisible(text); - gtk_selection_convert(invisible, - text->last_selection_request, - format_atom, - text->last_time_request); - - return; -} - -static void -_selection_received (GtkInvisible *invisible, - GtkSelectionData *selection_data, - guint time, - EText *text) -{ - init_atoms (); - if (selection_data->length < 0) { - d(g_print ("Calling e_text_request_paste at line %d\n", __LINE__)); - e_text_request_paste (text); - return; - } else if (selection_data->type == atoms[E_STRING_ATOM]) { - ETextEventProcessorCommand command; - char *string; - - string = e_utf8_from_gtk_string_sized (GTK_WIDGET (GNOME_CANVAS_ITEM(text)->canvas), - selection_data->data, - selection_data->length); - command.action = E_TEP_INSERT; - command.position = E_TEP_SELECTION; - command.string = string; - command.value = strlen (string); - command.time = time; - e_text_command(text->tep, &command, text); - g_free (string); - } else { - ETextEventProcessorCommand command; - command.action = E_TEP_INSERT; - command.position = E_TEP_SELECTION; - command.string = selection_data->data; - command.value = selection_data->length; - command.time = time; - e_text_command(text->tep, &command, text); - } - - text->last_type_request = -1; - d(g_print ("Setting last_type_request to %d at line %d\n", text->last_type_request, __LINE__)); - if (text->queued_requests) { - SelectionAndTime *new_request = text->queued_requests->data; - text->queued_requests = g_list_remove_link (text->queued_requests, text->queued_requests); - text->last_time_request = new_request->time; - text->last_selection_request = new_request->selection; - g_free (new_request); - d(g_print ("Calling e_text_request_paste at line %d\n", __LINE__)); - e_text_request_paste (text); - } -} - -static void -e_text_get_selection(EText *text, GdkAtom selection, guint32 time) -{ - if (text->last_type_request == -1) { - text->last_time_request = time; - text->last_selection_request = selection; - d(g_print ("Calling e_text_request_paste at line %d\n", __LINE__)); - e_text_request_paste (text); - } else { - SelectionAndTime *new_request = g_new (SelectionAndTime, 1); - new_request->time = time; - new_request->selection = selection; - /* FIXME: Queue the selection request type as well. */ - text->queued_requests = g_list_append (text->queued_requests, new_request); - } -} - -static void -e_text_supply_selection (EText *text, guint time, GdkAtom selection, guchar *data, gint length) -{ - gboolean successful; - GtkWidget *invisible; - - invisible = e_text_get_invisible(text); - - if (selection == GDK_SELECTION_PRIMARY ) { - g_free (text->primary_selection); - text->primary_selection = g_strndup(data, length); - text->primary_length = length; - } else if (selection == clipboard_atom) { - g_free (text->clipboard_selection); - text->clipboard_selection = g_strndup(data, length); - text->clipboard_length = length; - } - - successful = gtk_selection_owner_set (invisible, - selection, - time); - - if (selection == GDK_SELECTION_PRIMARY) - text->has_selection = successful; -} - -#if 0 -static void -e_text_real_copy_clipboard (EText *text) -{ - guint32 time; - gint selection_start_pos; - gint selection_end_pos; - - g_return_if_fail (text != NULL); - g_return_if_fail (E_IS_TEXT (text)); - - time = gtk_text_get_event_time (text); - selection_start_pos = MIN (text->selection_start, text->selection_end); - selection_end_pos = MAX (text->selection_start, text->selection_end); - - if (selection_start_pos != selection_end_pos) - { - if (gtk_selection_owner_set (GTK_WIDGET (text->canvas), - clipboard_atom, - time)) - text->clipboard_text = ""; - } -} - -static void -e_text_real_paste_clipboard (EText *text) -{ - guint32 time; - - g_return_if_fail (text != NULL); - g_return_if_fail (E_IS_TEXT (text)); - - time = e_text_get_event_time (text); - if (text->editable) - gtk_selection_convert (GTK_WIDGET(text->widget), - clipboard_atom, - gdk_atom_intern ("COMPOUND_TEXT", FALSE), time); -} -#endif - -/* Class initialization function for the text item */ -static void -e_text_class_init (ETextClass *klass) -{ - GObjectClass *gobject_class; - GtkObjectClass *object_class; - GnomeCanvasItemClass *item_class; - - gobject_class = (GObjectClass *) klass; - object_class = (GtkObjectClass *) klass; - item_class = (GnomeCanvasItemClass *) klass; - - parent_class = g_type_class_ref (PARENT_TYPE); - - object_class->destroy = e_text_destroy; - gobject_class->set_property = e_text_set_property; - gobject_class->get_property = e_text_get_property; - - item_class->update = e_text_update; - item_class->realize = e_text_realize; - item_class->unrealize = e_text_unrealize; - item_class->draw = e_text_draw; - item_class->point = e_text_point; - item_class->bounds = e_text_bounds; - item_class->render = e_text_render; - item_class->event = e_text_event; - - klass->changed = NULL; - klass->activate = NULL; - - e_text_signals[E_TEXT_CHANGED] = - g_signal_new ("changed", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (ETextClass, changed), - NULL, NULL, - e_marshal_NONE__NONE, - G_TYPE_NONE, 0); - - e_text_signals[E_TEXT_ACTIVATE] = - g_signal_new ("activate", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (ETextClass, activate), - NULL, NULL, - e_marshal_NONE__NONE, - G_TYPE_NONE, 0); - - e_text_signals[E_TEXT_KEYPRESS] = - g_signal_new ("keypress", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (ETextClass, keypress), - NULL, NULL, - e_marshal_NONE__INT_INT, - G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT); - - e_text_signals[E_TEXT_POPUP] = - g_signal_new ("popup", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (ETextClass, popup), - NULL, NULL, - e_marshal_NONE__POINTER_INT, - G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_INT); - - g_object_class_install_property (gobject_class, PROP_MODEL, - g_param_spec_object ("model", - _( "Model" ), - _( "Model" ), - E_TYPE_TEXT_MODEL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_EVENT_PROCESSOR, - g_param_spec_object ("event_processor", - _( "Event Processor" ), - _( "Event Processor" ), - E_TEXT_EVENT_PROCESSOR_TYPE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_TEXT, - g_param_spec_string ("text", - _( "Text" ), - _( "Text" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FONT, - g_param_spec_string ("font", - _( "Font" ), - _( "Font" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FONTSET, - g_param_spec_string ("fontset", - _( "Fontset" ), - _( "Fontset" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FONT_GDK, - g_param_spec_boxed ("font_gdk", - _( "GDKFont" ), - _( "GDKFont" ), - GDK_TYPE_FONT, - G_PARAM_WRITABLE)); - - g_object_class_install_property (gobject_class, PROP_FONT_E, - g_param_spec_pointer ("font_e", - _( "EFont" ), - _( "EFont" ), - G_PARAM_READWRITE)); - g_object_class_install_property (gobject_class, PROP_BOLD, - g_param_spec_boolean ("bold", - _( "Bold" ), - _( "Bold" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_STRIKEOUT, - g_param_spec_boolean ("strikeout", - _( "Strikeout" ), - _( "Strikeout" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_ANCHOR, - g_param_spec_enum ("anchor", - _( "Anchor" ), - _( "Anchor" ), - GTK_TYPE_ANCHOR_TYPE, GTK_ANCHOR_CENTER, - G_PARAM_READWRITE)); - - - g_object_class_install_property (gobject_class, PROP_JUSTIFICATION, - g_param_spec_enum ("justification", - _( "Justification" ), - _( "Justification" ), - GTK_TYPE_JUSTIFICATION, GTK_JUSTIFY_LEFT, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_CLIP_WIDTH, - g_param_spec_double ("clip_width", - _( "Clip Width" ), - _( "Clip Width" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_CLIP_HEIGHT, - g_param_spec_double ("clip_height", - _( "Clip Height" ), - _( "Clip Height" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_CLIP, - g_param_spec_boolean ("clip", - _( "Clip" ), - _( "Clip" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FILL_CLIP_RECTANGLE, - g_param_spec_boolean ("fill_clip_rectangle", - _( "Fill clip rectangle" ), - _( "Fill clip rectangle" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_X_OFFSET, - g_param_spec_double ("x_offset", - _( "X Offset" ), - _( "X Offset" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_Y_OFFSET, - g_param_spec_double ("y_offset", - _( "Y Offset" ), - _( "Y Offset" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FILL_COLOR, - g_param_spec_string ("fill_color", - _( "Fill color" ), - _( "Fill color" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FILL_COLOR_GDK, - g_param_spec_boxed ("fill_color_gdk", - _( "GDK fill color" ), - _( "GDK fill color" ), - GDK_TYPE_COLOR, - G_PARAM_READWRITE)); - - - g_object_class_install_property (gobject_class, PROP_FILL_COLOR_RGBA, - g_param_spec_uint ("fill_color_rgba", - _( "GDK fill color" ), - _( "GDK fill color" ), - 0, G_MAXUINT, 0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_FILL_STIPPLE, - g_param_spec_object ("fill_stipple", - _( "Fill stipple" ), - _( "FIll stipple" ), - GDK_TYPE_DRAWABLE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_TEXT_WIDTH, - g_param_spec_double ("text_width", - _( "Text width" ), - _( "Text width" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READABLE)); - - g_object_class_install_property (gobject_class, PROP_TEXT_HEIGHT, - g_param_spec_double ("text_height", - _( "Text height" ), - _( "Text height" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READABLE)); - - - g_object_class_install_property (gobject_class, PROP_EDITABLE, - g_param_spec_boolean ("editable", - _( "Editable" ), - _( "Editable" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_USE_ELLIPSIS, - g_param_spec_boolean ("use_ellipsis", - _( "Use ellipsis" ), - _( "Use ellipsis" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_ELLIPSIS, - g_param_spec_string ("ellipsis", - _( "Ellipsis" ), - _( "Ellipsis" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_LINE_WRAP, - g_param_spec_boolean ("line_wrap", - _( "Line wrap" ), - _( "Line wrap" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_BREAK_CHARACTERS, - g_param_spec_string ("break_characters", - _( "Break characters" ), - _( "Break characters" ), - NULL, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_MAX_LINES, - g_param_spec_int ("max_lines", - _( "Max lines" ), - _( "Max lines" ), - 0, G_MAXINT, 0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_WIDTH, - g_param_spec_double ("width", - _( "Width" ), - _( "Width" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - - g_object_class_install_property (gobject_class, PROP_HEIGHT, - g_param_spec_double ("height", - _( "Height" ), - _( "Height" ), - 0.0, G_MAXDOUBLE, 0.0, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_DRAW_BORDERS, - g_param_spec_boolean ("draw_borders", - _( "Draw borders" ), - _( "Draw borders" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_ALLOW_NEWLINES, - g_param_spec_boolean ("allow_newlines", - _( "Allow newlines" ), - _( "Allow newlines" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_DRAW_BACKGROUND, - g_param_spec_boolean ("draw_background", - _( "Draw background" ), - _( "Draw background" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_DRAW_BUTTON, - g_param_spec_boolean ("draw_button", - _( "Draw button" ), - _( "Draw button" ), - FALSE, - G_PARAM_READWRITE)); - - g_object_class_install_property (gobject_class, PROP_CURSOR_POS, - g_param_spec_int ("cursor_pos", - _( "Cursor position" ), - _( "Cursor position" ), - 0, G_MAXINT, 0, - G_PARAM_READWRITE)); - - if (!clipboard_atom) - clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE); -} - -/* Object initialization function for the text item */ -static void -e_text_init (EText *text) -{ - text->model = e_text_model_new (); - text->text = e_text_model_get_text (text->model); - text->layout = NULL; - - text->revert = NULL; - - text->model_changed_signal_id = - g_signal_connect (text->model, - "changed", - G_CALLBACK (e_text_text_model_changed), - text); - text->model_repos_signal_id = - g_signal_connect (text->model, - "reposition", - G_CALLBACK (e_text_text_model_reposition), - text); - - text->anchor = GTK_ANCHOR_CENTER; - text->justification = GTK_JUSTIFY_LEFT; - text->clip_width = -1.0; - text->clip_height = -1.0; - text->xofs = 0.0; - text->yofs = 0.0; - - text->ellipsis = NULL; - text->use_ellipsis = FALSE; - text->ellipsis_width = 0; - - text->editable = FALSE; - text->editing = FALSE; - text->xofs_edit = 0; - text->yofs_edit = 0; - - text->selection_start = 0; - text->selection_end = 0; - text->select_by_word = FALSE; - - text->timeout_id = 0; - text->timer = NULL; - - text->lastx = 0; - text->lasty = 0; - text->last_state = 0; - - text->scroll_start = 0; - text->show_cursor = TRUE; - text->button_down = FALSE; - - text->tep = NULL; - text->tep_command_id = 0; - - text->has_selection = FALSE; - - text->invisible = NULL; - text->primary_selection = NULL; - text->primary_length = 0; - text->clipboard_selection = NULL; - text->clipboard_length = 0; - - text->pointer_in = FALSE; - text->default_cursor_shown = TRUE; - text->line_wrap = FALSE; - text->break_characters = NULL; - text->max_lines = -1; - text->tooltip_timeout = 0; - text->tooltip_count = 0; - text->tooltip_owner = FALSE; - text->dbl_timeout = 0; - text->tpl_timeout = 0; - - text->draw_background = FALSE; - text->draw_button = FALSE; - - text->bold = FALSE; - text->strikeout = FALSE; - - text->style = E_FONT_PLAIN; - text->allow_newlines = TRUE; - - text->last_type_request = -1; - d(g_print ("Setting last_type_request to %d at line %d\n", text->last_type_request, __LINE__)); - text->last_time_request = 0; - text->queued_requests = NULL; - - e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(text), e_text_reflow); -} - -/** - * e_text_get_type: - * @void: - * - * Registers the &EText class if necessary, and returns the type ID - * associated to it. - * - * Return value: The type ID of the &EText class. - **/ -E_MAKE_TYPE (e_text, - "EText", - EText, - e_text_class_init, - e_text_init, - PARENT_TYPE) |