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-rw-r--r--widgets/text/e-text.c3827
1 files changed, 0 insertions, 3827 deletions
diff --git a/widgets/text/e-text.c b/widgets/text/e-text.c
deleted file mode 100644
index d68198507c..0000000000
--- a/widgets/text/e-text.c
+++ /dev/null
@@ -1,3827 +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 <gdk/gdkkeysyms.h>
-#include <gtk/gtkclipboard.h>
-#include <gtk/gtkmain.h>
-#include <gtk/gtkselection.h>
-#include <gtk/gtkstock.h>
-#include <gtk/gtkwindow.h>
-#include <gtk/gtktypebuiltins.h>
-#include <gtk/gtkmenu.h>
-#include <gtk/gtkimagemenuitem.h>
-#include <gtk/gtkimmulticontext.h>
-#include <gtk/gtkmenuitem.h>
-#include <gtk/gtkseparatormenuitem.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>
-
-#include <atk/atk.h>
-#include "gal/a11y/e-text/gal-a11y-e-text-factory.h"
-
-#define PARENT_TYPE (gnome_canvas_item_get_type())
-
-#define BORDER_INDENT 3
-#define d(x)
-
-enum {
- E_TEXT_CHANGED,
- E_TEXT_ACTIVATE,
- E_TEXT_KEYPRESS,
- E_TEXT_POPULATE_POPUP,
- E_TEXT_STYLE_SET,
- E_TEXT_LAST_SIGNAL
-};
-
-static GQuark e_text_signals[E_TEXT_LAST_SIGNAL] = { 0 };
-
-/* Object argument IDs */
-enum {
- PROP_0,
- PROP_MODEL,
- PROP_EVENT_PROCESSOR,
- PROP_TEXT,
- 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,
- PROP_IM_CONTEXT,
- PROP_HANDLE_POPUP
-};
-
-static void e_text_command(ETextEventProcessor *tep, ETextEventProcessorCommand *command, gpointer data);
-
-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 void calc_height (EText *text);
-
-static gboolean show_pango_rectangle (EText *text, PangoRectangle rect);
-
-static void e_text_do_popup (EText *text, GdkEventButton *button, int position);
-
-static void e_text_update_primary_selection (EText *text);
-static void e_text_paste (EText *text, GdkAtom selection);
-static void e_text_insert(EText *text, const char *string);
-
-static void reset_layout_attrs (EText *text);
-
-/* GtkEditable Methods */
-static void e_text_editable_do_insert_text (GtkEditable *editable,
- const gchar *text,
- gint length,
- gint *position);
-static void e_text_editable_do_delete_text (GtkEditable *editable,
- gint start_pos,
- gint end_pos);
-static gchar* e_text_editable_get_chars (GtkEditable *editable,
- gint start_pos,
- gint end_pos);
-static void e_text_editable_set_selection_bounds (GtkEditable *editable,
- gint start_pos,
- gint end_pos);
-static gboolean e_text_editable_get_selection_bounds (GtkEditable *editable,
- gint *start_pos,
- gint *end_pos);
-static void e_text_editable_set_position (GtkEditable *editable,
- gint position);
-static gint e_text_editable_get_position (GtkEditable *editable);
-
-/* IM Context Callbacks */
-static void e_text_commit_cb (GtkIMContext *context,
- const gchar *str,
- EText *text);
-static void e_text_preedit_changed_cb (GtkIMContext *context,
- EText *text);
-static gboolean e_text_retrieve_surrounding_cb (GtkIMContext *context,
- EText *text);
-static gboolean e_text_delete_surrounding_cb (GtkIMContext *context,
- gint offset,
- gint n_chars,
- EText *text);
-
-static GnomeCanvasItemClass *parent_class;
-static GdkAtom clipboard_atom = GDK_NONE;
-
-
-
-/* Dispose 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_height = 1;
- }
- e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (text));
-}
-
-static void
-e_text_dispose (GObject *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;
-
- g_free (text->revert);
- text->revert = NULL;
-
- 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 (text->layout) {
- g_object_unref (text->layout);
- text->layout = NULL;
- }
-
- if (text->im_context) {
- g_signal_handlers_disconnect_matched (text->im_context,
- G_SIGNAL_MATCH_DATA,
- 0, 0, NULL,
- NULL, text);
- g_object_unref (text->im_context);
- text->im_context = NULL;
- }
-
- if (G_OBJECT_CLASS (parent_class)->dispose)
- (* G_OBJECT_CLASS (parent_class)->dispose) (object);
-}
-
-static void
-insert_preedit_text (EText *text)
-{
- PangoAttrList *attrs = NULL;
- PangoAttrList *preedit_attrs = NULL;
- gchar *preedit_string = NULL;
- GString *tmp_string = g_string_new (NULL);
- gint length = 0, cpos = 0, preedit_length = 0;
-
- if (text->layout == NULL || !GTK_IS_IM_CONTEXT (text->im_context))
- return;
-
- text->text = e_text_model_get_text(text->model);
- length = strlen (text->text);
-
- g_string_prepend_len (tmp_string, text->text,length);
-
- attrs = pango_attr_list_new ();
-
- gtk_im_context_get_preedit_string (text->im_context,
- &preedit_string, &preedit_attrs,
- NULL);
-
- if (preedit_string && g_utf8_validate (preedit_string, -1, NULL))
- text->preedit_len = preedit_length = strlen (preedit_string);
- else
- text->preedit_len = preedit_length = 0;
-
- cpos = g_utf8_offset_to_pointer (text->text, text->selection_start) - text->text;
-
- if (preedit_length)
- g_string_insert (tmp_string, cpos, preedit_string);
-
- reset_layout_attrs (text);
-
- pango_layout_set_text (text->layout, tmp_string->str, tmp_string->len);
- if (preedit_length)
- pango_attr_list_splice (attrs, preedit_attrs, cpos, preedit_length);
- pango_layout_set_attributes (text->layout, attrs);
-
- if (preedit_string)
- g_free (preedit_string);
- if (preedit_attrs)
- pango_attr_list_unref (preedit_attrs);
- if (tmp_string)
- g_string_free (tmp_string, TRUE);
- if (attrs)
- pango_attr_list_unref (attrs);
-}
-
-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 = g_utf8_offset_to_pointer (text->text, start_pos) - text->text;
- attr->end_index = g_utf8_offset_to_pointer (text->text, end_pos) - text->text;
-
- 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
-create_layout (EText *text)
-{
- GnomeCanvasItem *item = GNOME_CANVAS_ITEM (text);
-
- if (text->layout)
- return;
-
- text->layout = gtk_widget_create_pango_layout (GTK_WIDGET (item->canvas), text->text);
- if (text->line_wrap)
- pango_layout_set_width (text->layout, text->clip_width < 0 ? -1 : text->clip_width * PANGO_SCALE);
- reset_layout_attrs (text);
-}
-
-static void
-reset_layout (EText *text)
-{
- if (text->layout == NULL) {
- create_layout (text);
- }
- else {
- pango_layout_set_text (text->layout, text->text, -1);
- reset_layout_attrs (text);
- }
-
- if (!text->button_down) {
- PangoRectangle strong_pos, weak_pos;
- char *offs = g_utf8_offset_to_pointer (text->text, text->selection_start);
-
- pango_layout_get_cursor_pos (text->layout, offs - text->text, &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);
- }
-}
-
-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);
-
- /* 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)
-{
-#warning "AIEEEE FIX ME. a pango layout per calc_ellipsis sucks"
- int width;
- PangoLayout *layout = gtk_widget_create_pango_layout (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas),
- text->ellipsis ? text->ellipsis : "...");
- pango_layout_get_size (layout, &width, NULL);
-
- text->ellipsis_width = width;
-
- g_object_unref (layout);
-}
-
-static void
-split_into_lines (EText *text)
-{
- text->num_lines = pango_layout_get_line_count (text->layout);
-}
-
-/* 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);
-
- 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_BOLD:
- text->bold = g_value_get_boolean (value);
-
- text->needs_redraw = 1;
- text->needs_recalc_bounds = 1;
- if ( text->line_wrap )
- text->needs_split_into_lines = 1;
- else {
- 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->line_wrap )
- text->needs_split_into_lines = 1;
- else {
- 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;
- /* toshok: kind of a hack - set needs_reset_layout
- here so when something about the style/them
- changes, we redraw the text at the proper size/with
- the proper font. */
- text->needs_reset_layout = 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_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);
- 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);
- needs_reflow = 1;
- break;
-
- case PROP_LINE_WRAP:
- text->line_wrap = g_value_get_boolean (value);
- if (text->line_wrap) {
- if (text->layout) {
- pango_layout_set_width (text->layout, text->width < 0 ? -1 : text->width * PANGO_SCALE);
- }
- }
- 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 ) {
- if (text->layout) {
- pango_layout_set_width (text->layout, text->width < 0 ? -1 : text->width * PANGO_SCALE);
- }
- text->needs_split_into_lines = 1;
- }
- else {
- 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;
- }
-
- case PROP_IM_CONTEXT:
- if (text->im_context)
- g_object_unref (text->im_context);
-
- text->im_context = g_value_get_object (value);
- if (text->im_context)
- g_object_ref (text->im_context);
-
- text->need_im_reset = FALSE;
- break;
-
- case PROP_HANDLE_POPUP:
- text->handle_popup = g_value_get_boolean (value);
- 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_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;
-
- case PROP_IM_CONTEXT:
- g_value_set_object (value, text->im_context);
- break;
-
- case PROP_HANDLE_POPUP:
- g_value_set_boolean (value, text->handle_popup);
- 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_height = 1;
- }
-
- 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);
-
- create_layout (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);
-}
-
-/* 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;
-
- 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 (y2 - clip_height > new_yofs_edit)
- new_yofs_edit = 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){
-
- gtk_paint_shadow (widget->style, drawable,
- GTK_STATE_NORMAL, GTK_SHADOW_IN,
- NULL, widget, "entry",
- thisx, thisy, thiswidth, thisheight);
-
- }
-
- 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);
- }
- }
- }
-
-
- insert_preedit_text (text);
-
- if (!pango_layout_get_text (text->layout))
- return;
-
- if (text->stipple)
- gnome_canvas_set_stipple_origin (item->canvas, main_gc);
-
- xpos = text->text_cx;
- ypos = text->text_cy;
-
- xpos -= x;
- ypos -= y;
-
- clip_rect = NULL;
- if (text->clip) {
- rect.x = xpos;
- rect.y = ypos;
- rect.width = text->clip_cwidth;
- rect.height = text->clip_cheight;
-
- gdk_gc_set_clip_rectangle (main_gc, &rect);
- clip_rect = &rect;
- }
-
- 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) {
- PangoLayoutIter *iter;
- GdkRegion *clip_region = gdk_region_new ();
- GdkGC *selection_gc;
- GdkGC *text_gc;
- int start_index, end_index;
-
- start_index = MIN (text->selection_start, text->selection_end);
- end_index = MAX (text->selection_start, text->selection_end);
-
- /* convert these into byte indices */
- start_index = g_utf8_offset_to_pointer(text->text, start_index) - text->text;
- end_index = g_utf8_offset_to_pointer(text->text, end_index) - text->text;
-
- 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);
-
- iter = pango_layout_get_iter (text->layout);
-
- do {
- PangoLayoutLine *line = pango_layout_iter_get_line (iter);
- gint n_ranges, i;
- gint *ranges;
- int y0, y1;
- int s, e;
-
- if (start_index < line->start_index + line->length
- && end_index > line->start_index) {
-
- if (start_index <= line->start_index)
- s = line->start_index;
- else
- s = start_index;
-
- if (end_index > line->start_index + line->length)
- e = line->start_index + line->length;
- else
- e = end_index;
-
- pango_layout_line_get_x_ranges (line, s, e, &ranges, &n_ranges);
-
- pango_layout_iter_get_line_yrange (iter, &y0, &y1);
-
- for (i=0; i < n_ranges; i++) {
- GdkRectangle sel_rect;
-
- sel_rect.x = xpos + PANGO_PIXELS (ranges[2*i]);
- sel_rect.y = ypos + PANGO_PIXELS (y0);
- sel_rect.width = (ranges[2*i + 1] - ranges[2*i]) / PANGO_SCALE;
- sel_rect.height = (y1 - y0 + PANGO_SCALE / 2) / 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);
- }
- g_free (ranges);
- }
- } while (pango_layout_iter_next_line (iter));
-
- pango_layout_iter_free (iter);
-
- 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);
- } else {
- if (text->show_cursor) {
- PangoRectangle strong_pos, weak_pos;
- char *offs = g_utf8_offset_to_pointer (text->text, text->selection_start);
-
- pango_layout_get_cursor_pos (text->layout, offs - text->text + text->preedit_len, &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);
- }
-}
-
-/* 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_pointer_to_offset (text->text, text->text + index + trailing);
-}
-
-#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, &current_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)
-{
-#warning "need to sort out tooltip stuff."
- EText *text = E_TEXT (data);
- struct line *lines;
- GtkWidget *canvas;
- int i;
- int 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;
-
- if (E_CANVAS(GNOME_CANVAS_ITEM(text)->canvas)->tooltip_window || text->editing || !text->num_lines) {
- text->tooltip_timeout = 0;
- return FALSE;
- }
-
- cut_off = FALSE;
- for ( i = 0; i < text->num_lines; i++ ) {
- PangoLayoutLine *line = pango_layout_get_line (text->layout, i);
- PangoRectangle rect;
-
- pango_layout_line_get_pixel_extents (line, &rect, NULL);
-
- if (rect.width > text->clip_width) {
- 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 */
- pango_layout_get_size (text->layout, &max_width, NULL);
-
- 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,
- "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);
-
- create_layout (E_TEXT (tooltip_text));
-
- split_into_lines (E_TEXT(tooltip_text));
- calc_height (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)->width,
- NULL);
-
- tooltip_width = E_TEXT(tooltip_text)->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_show (canvas);
- gtk_widget_realize (tooltip_window);
-
- 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));
- 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) {
- if (text->im_context) {
- if (!text->im_context_signals_registered) {
- g_signal_connect (text->im_context, "commit",
- G_CALLBACK (e_text_commit_cb), text);
- g_signal_connect (text->im_context, "preedit_changed",
- G_CALLBACK (e_text_preedit_changed_cb), text);
- g_signal_connect (text->im_context, "retrieve_surrounding",
- G_CALLBACK (e_text_retrieve_surrounding_cb), text);
- g_signal_connect (text->im_context, "delete_surrounding",
- G_CALLBACK (e_text_delete_surrounding_cb), text);
- text->im_context_signals_registered = TRUE;
- }
- }
- start_editing (text);
- text->show_cursor = FALSE; /* so we'll redraw and the cursor will be shown */
- } else {
- if (text->im_context) {
- g_signal_handlers_disconnect_matched (text->im_context,
- G_SIGNAL_MATCH_DATA,
- 0, 0, NULL,
- NULL, text);
- text->im_context_signals_registered = FALSE;
- }
- e_text_stop_editing (text);
- if (text->timeout_id) {
- g_source_remove(text->timeout_id);
- text->timeout_id = 0;
- }
- if (text->show_cursor || text->draw_borders) {
- text->show_cursor = FALSE;
- text->needs_redraw = 1;
- gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(text));
- }
- }
- if ( text->line_wrap )
- text->needs_split_into_lines = 1;
- e_canvas_item_request_reflow (GNOME_CANVAS_ITEM(text));
- }
- return_val = 0;
- break;
- case GDK_KEY_PRESS:
-
- /* Handle S-F10 key binding here. */
-
- if (event->key.keyval == GDK_F10
- && (event->key.state & GDK_SHIFT_MASK)
- && text->handle_popup ){
-
- /* Simulate a GdkEventButton here, so that we can call e_text_do_popup directly */
-
- GdkEventButton *button = gdk_event_new (GDK_BUTTON_PRESS);
- button->time = event->key.time;
- button->button = 0;
- e_text_do_popup (text, button, 0);
- return TRUE;
- }
-
- /* Fall Through */
-
- case GDK_KEY_RELEASE:
-
- if (text->editing) {
- GdkEventKey key;
- gint ret;
-
- if (text->im_context && gtk_im_context_filter_keypress (text->im_context, (GdkEventKey*)event)) {
- text->need_im_reset = TRUE;
- return 1;
- }
-
- key = event->key;
- 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;
- }
- 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) {
- if (text->handle_popup) {
- e_text_do_popup (text, &(event->button),
- get_position_from_xy (text, event->button.x, event->button.y));
- return TRUE;
- }
- else {
- 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 ( text->tooltip_count == 0 && text->clip) {
- if (!text->tooltip_timeout)
- text->tooltip_timeout = gtk_timeout_add (1000, _do_tooltip, text);
- }
- text->tooltip_count ++;
- }
-
- 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;
-}
-
-void
-e_text_copy_clipboard (EText *text)
-{
- gint selection_start_pos;
- gint selection_end_pos;
- char *str;
-
- selection_start_pos = MIN (text->selection_start, text->selection_end);
- selection_end_pos = MAX (text->selection_start, text->selection_end);
-
- /* convert sel_start/sel_end to byte indices */
- selection_start_pos = g_utf8_offset_to_pointer (text->text, selection_start_pos) - text->text;
- selection_end_pos = g_utf8_offset_to_pointer (text->text, selection_end_pos) - text->text;
-
- str = g_strndup (text->text + selection_start_pos,
- selection_end_pos - selection_start_pos);
-
- gtk_clipboard_set_text (
-#ifdef GTK_2_2
- gtk_widget_get_clipboard (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas),
- GDK_SELECTION_CLIPBOARD),
-#else
- gtk_clipboard_get (GDK_SELECTION_CLIPBOARD),
-#endif
- str, -1);
- g_free (str);
-}
-
-void
-e_text_delete_selection(EText *text)
-{
- int sel_start, sel_end;
-
- 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_model_delete(text->model, sel_start, sel_end - sel_start);
-}
-
-void
-e_text_cut_clipboard (EText *text)
-{
- e_text_copy_clipboard (text);
- e_text_delete_selection (text);
-}
-
-void
-e_text_paste_clipboard (EText *text)
-{
- ETextEventProcessorCommand command;
-
- command.action = E_TEP_PASTE;
- command.position = E_TEP_SELECTION;
- command.string = "";
- command.value = 0;
- e_text_command(text->tep, &command, text);
-}
-
-void
-e_text_select_all (EText *text)
-{
- ETextEventProcessorCommand command;
-
- command.action = E_TEP_SELECT;
- command.position = E_TEP_SELECT_ALL;
- command.string = "";
- command.value = 0;
- e_text_command(text->tep, &command, text);
-}
-
-
-static void
-primary_get_cb (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- guint info,
- gpointer data)
-{
- EText *text = E_TEXT (data);
- int sel_start, sel_end;
-
- sel_start = MIN(text->selection_start, text->selection_end);
- sel_end = MAX(text->selection_start, text->selection_end);
-
- /* convert sel_start/sel_end to byte indices */
- sel_start = g_utf8_offset_to_pointer (text->text, sel_start) - text->text;
- sel_end = g_utf8_offset_to_pointer (text->text, sel_end) - text->text;
-
- if (sel_start != sel_end) {
- gchar *str = g_strndup (text->text + sel_start,
- sel_end - sel_start);
- gtk_selection_data_set_text (selection_data, str, -1);
- g_free (str);
- }
-}
-
-static void
-primary_clear_cb (GtkClipboard *clipboard,
- gpointer data)
-{
- EText *text = E_TEXT (data);
-
-#if notyet
- /* XXX */
- gtk_editable_select_region (GTK_EDITABLE (entry), entry->current_pos, entry->current_pos);
-#endif
-}
-
-static void
-e_text_update_primary_selection (EText *text)
-{
- static const GtkTargetEntry targets[] = {
- { "UTF8_STRING", 0, 0 },
- { "UTF-8", 0, 0 },
- { "STRING", 0, 0 },
- { "TEXT", 0, 0 },
- { "COMPOUND_TEXT", 0, 0 }
- };
- GtkClipboard *clipboard;
-
-#ifdef GTK_2_2
- clipboard = gtk_widget_get_clipboard (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas), GDK_SELECTION_PRIMARY);
-#else
- clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
-#endif
-
- if (text->selection_start != text->selection_end) {
- if (!gtk_clipboard_set_with_owner (clipboard, targets, G_N_ELEMENTS (targets),
- primary_get_cb, primary_clear_cb, G_OBJECT (text)))
- primary_clear_cb (clipboard, text);
- }
- else {
- if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (text))
- gtk_clipboard_clear (clipboard);
- }
-}
-
-static void
-paste_received (GtkClipboard *clipboard,
- const gchar *text,
- gpointer data)
-{
- EText *etext = E_TEXT (data);
-
- if (text && g_utf8_validate (text, strlen (text), NULL)) {
- if (etext->selection_end != etext->selection_start)
- e_text_delete_selection (etext);
-
- e_text_insert (etext, text);
- }
-
- g_object_unref (etext);
-}
-
-static void
-e_text_paste (EText *text, GdkAtom selection)
-{
- g_object_ref (text);
- gtk_clipboard_request_text (
-#ifdef GTK_2_2
-
- gtk_widget_get_clipboard (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas),
- selection),
-#else
- gtk_clipboard_get (selection),
-#endif
- paste_received, text);
-}
-
-typedef struct {
- EText *text;
- GdkEventButton *button;
- int position;
-} PopupClosure;
-
-static void
-popup_menu_detach (GtkWidget *attach_widget,
- GtkMenu *menu)
-{
-}
-
-static void
-popup_menu_placement_cb (GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data)
-{
- EText *text = E_TEXT(user_data);
- GnomeCanvasItem *item = &text->item;
- GnomeCanvas *parent = item->canvas;
-
- if (parent){
- gdk_window_get_origin (((GtkWidget*) parent)->window, x, y);
- *x += item->x1 + text->width / 2;
- *y += item->y1 + text->height / 2;
- }
-
- return;
-}
-
-static void
-popup_targets_received (GtkClipboard *clipboard,
- GtkSelectionData *data,
- gpointer user_data)
-{
- PopupClosure *closure = user_data;
- EText *text = closure->text;
- GdkEventButton *button = closure->button;
- int position = closure->position;
- GtkWidget *popup_menu = gtk_menu_new ();
- GtkWidget *menuitem, *submenu;
-
- g_free (closure);
-
- gtk_menu_attach_to_widget (GTK_MENU (popup_menu),
- GTK_WIDGET(GNOME_CANVAS_ITEM (text)->canvas),
- popup_menu_detach);
-
- /* cut menu item */
- menuitem = gtk_image_menu_item_new_from_stock (GTK_STOCK_CUT, NULL);
- gtk_widget_show (menuitem);
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
- g_signal_connect_swapped (menuitem, "activate",
- G_CALLBACK (e_text_cut_clipboard), text);
- gtk_widget_set_sensitive (menuitem, text->editable && (text->selection_start != text->selection_end));
-
- /* copy menu item */
- menuitem = gtk_image_menu_item_new_from_stock (GTK_STOCK_COPY, NULL);
- gtk_widget_show (menuitem);
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
- g_signal_connect_swapped (menuitem, "activate",
- G_CALLBACK (e_text_copy_clipboard), text);
- gtk_widget_set_sensitive (menuitem, text->selection_start != text->selection_end);
-
- /* paste menu item */
- menuitem = gtk_image_menu_item_new_from_stock (GTK_STOCK_PASTE, NULL);
- gtk_widget_show (menuitem);
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
- g_signal_connect_swapped (menuitem, "activate",
- G_CALLBACK (e_text_paste_clipboard), text);
- gtk_widget_set_sensitive (menuitem, text->editable && gtk_selection_data_targets_include_text (data));
-
- menuitem = gtk_menu_item_new_with_label (_("Select All"));
- gtk_widget_show (menuitem);
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
- g_signal_connect_swapped (menuitem, "activate",
- G_CALLBACK (e_text_select_all), text);
- gtk_widget_set_sensitive (menuitem, strlen (text->text) > 0);
-
- menuitem = gtk_separator_menu_item_new ();
- gtk_widget_show (menuitem);
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
-
- if (text->im_context && GTK_IS_IM_MULTICONTEXT (text->im_context)) {
- menuitem = gtk_menu_item_new_with_label (_("Input Methods"));
- gtk_widget_show (menuitem);
- submenu = gtk_menu_new ();
- gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
-
- gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menuitem);
-
- gtk_im_multicontext_append_menuitems (GTK_IM_MULTICONTEXT (text->im_context),
- GTK_MENU_SHELL (submenu));
- }
-
- g_signal_emit (text,
- e_text_signals[E_TEXT_POPULATE_POPUP],
- 0,
- button, position,
- popup_menu);
-
- /* If invoked by S-F10 key binding, button will be 0. */
- if (button->button == 0){
- gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
- popup_menu_placement_cb, (gpointer)text,
- button->button, GDK_CURRENT_TIME);
- gdk_event_free (button);
- } else {
- gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
- NULL, NULL,
- button->button, GDK_CURRENT_TIME);
- }
-
- g_object_unref (text);
-}
-
-static void
-e_text_do_popup (EText *text, GdkEventButton *button, int position)
-{
- PopupClosure *closure = g_new (PopupClosure, 1);
-
- closure->text = text;
- g_object_ref (closure->text);
- closure->button = button;
- closure->position = position;
-
- gtk_clipboard_request_contents (
-#ifdef GTK_2_2
-
- gtk_widget_get_clipboard (GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas),
- GDK_SELECTION_CLIPBOARD),
-#else
- gtk_clipboard_get (GDK_SELECTION_CLIPBOARD),
-#endif
- gdk_atom_intern ("TARGETS", FALSE),
- popup_targets_received,
- closure);
-}
-
-static void
-e_text_reset_im_context (EText *text)
-{
- if (text->need_im_reset) {
- text->need_im_reset = 0;
- gtk_im_context_reset (text->im_context);
- }
-}
-
-/* fixme: */
-
-static int
-next_word (EText *text, int start)
-{
- char *p = g_utf8_offset_to_pointer (text->text, start);
- int length;
-
- length = g_utf8_strlen (text->text, -1);
-
- if (start >= length) {
- return length;
- } else {
- p = g_utf8_next_char (p);
- start++;
-
- while (p && *p) {
- gunichar unival = g_utf8_get_char (p);
- if (g_unichar_isspace (unival)) {
- return start + 1;
- }
- else {
- p = g_utf8_next_char (p);
- start++;
- }
- }
- }
-
- return g_utf8_pointer_to_offset (text->text, p);
-}
-
-static int
-find_offset_into_line (EText *text, int offset_into_text, char **start_of_line)
-{
- char *p;
-
- p = g_utf8_offset_to_pointer (text->text, offset_into_text);
-
- if (p == text->text) {
- if (start_of_line)
- *start_of_line = (char*)text->text;
- return 0;
- }
- else {
- p = g_utf8_find_prev_char (text->text, p);
-
- while (p && p > text->text) {
- if (*p == '\n') {
- if (start_of_line)
- *start_of_line = p+1;
- return offset_into_text - g_utf8_pointer_to_offset (text->text, p + 1);
- }
- p = g_utf8_find_prev_char (text->text, p);
- }
-
- if (start_of_line)
- *start_of_line = (char*)text->text;
- return offset_into_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:
-
- if (text->selection_end >= 1) {
-
- p = g_utf8_offset_to_pointer (text->text, text->selection_end);
- if (p != text->text) {
- p = g_utf8_find_prev_char (text->text, p);
- while (p && p > text->text) {
- if (*p == '\n') {
- new_pos = g_utf8_pointer_to_offset (text->text, p) + 1;
- break;
- }
- p = g_utf8_find_prev_char (text->text, p);
- }
- }
- }
-
- break;
-
- case E_TEP_END_OF_LINE:
- new_pos = -1;
- length = g_utf8_strlen (text->text, -1);
-
- if (text->selection_end >= length) {
- new_pos = length;
- } else {
-
- p = g_utf8_offset_to_pointer (text->text, text->selection_end);
-
- while (p && *p) {
- if (*p == '\n') {
- new_pos = g_utf8_pointer_to_offset (text->text, p);
- p = NULL;
- } else
- p = g_utf8_next_char (p);
- }
- }
-
- if (new_pos == -1)
- new_pos = g_utf8_pointer_to_offset (text->text, p);
-
- break;
-
- case E_TEP_FORWARD_CHARACTER:
- length = g_utf8_strlen (text->text, -1);
-
- if (text->selection_end >= length)
- new_pos = length;
- else
- new_pos = text->selection_end + 1;
-
- break;
-
- case E_TEP_BACKWARD_CHARACTER:
- new_pos = 0;
- if (text->selection_end >= 1) {
- new_pos = text->selection_end - 1;
- }
-
- 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) {
- int pos = text->selection_end;
-
- p = g_utf8_find_prev_char (text->text, g_utf8_offset_to_pointer (text->text, text->selection_end));
- pos --;
-
- if (p != text->text) {
- p = g_utf8_find_prev_char (text->text, p);
- pos --;
-
- while (p && p > text->text) {
- unival = g_utf8_get_char (p);
- if (g_unichar_isspace (unival)) {
- new_pos = pos + 1;
- p = NULL;
- }
- else {
- p = g_utf8_find_prev_char (text->text, p);
- pos --;
- }
- }
- }
- }
-
- break;
-
- case E_TEP_FORWARD_LINE: {
- int l;
- PangoLayoutLine *line, *next_line;
- int offset_into_line;
- int next_line_length;
- char *p;
-
- offset_into_line = find_offset_into_line (text, text->selection_end, NULL);
- if (offset_into_line == -1)
- return text->selection_end;
-
- /* now we search forward til we hit a \n, and then
- offset_into_line more characters */
- p = g_utf8_offset_to_pointer (text->text, text->selection_end);
- while (p && *p) {
- if (*p == '\n')
- break;
- p = g_utf8_next_char (p);
- }
- if (p && *p == '\n') {
- /* now we loop forward offset_into_line
- characters, or until we hit \n or \0 */
-
- p = g_utf8_next_char (p);
- while (offset_into_line > 0 && p && *p != '\n' && *p != '\0') {
- p = g_utf8_next_char (p);
- offset_into_line --;
- }
- }
-
- /* at this point, p points to the new location,
- convert it to an offset and we're done */
- new_pos = g_utf8_pointer_to_offset (text->text, p);
- break;
- }
- case E_TEP_BACKWARD_LINE: {
- char *p, *prev = NULL;
- int offset_into_line = find_offset_into_line (text, text->selection_end, &p);
-
- if (offset_into_line == -1)
- return text->selection_end;
-
- /* p points to the first character on our line. if we
- have a \n before it, skip it and scan til we hit
- the next one */
- if (p != text->text) {
- p = g_utf8_find_prev_char (text->text, p);
- if (*p == '\n') {
- p = g_utf8_find_prev_char (text->text, p);
- while (p > text->text) {
- if (*p == '\n') {
- p ++;
- break;
- }
- p = g_utf8_find_prev_char (text->text, p);
- }
- }
- }
-
- /* at this point 'p' points to the start of the
- previous line, move forward 'offset_into_line'
- times. */
-
- while (offset_into_line > 0 && p && *p != '\n' && *p != '\0') {
- p = g_utf8_next_char (p);
- offset_into_line --;
- }
-
- /* at this point, p points to the new location,
- convert it to an offset and we're done */
- new_pos = g_utf8_pointer_to_offset (text->text, p);
- 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_offset_to_pointer (text->text, text->selection_end);
-
- p = g_utf8_find_prev_char (text->text, p);
-
- while (p && p > text->text) {
- 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 = g_utf8_pointer_to_offset (text->text, p);
-
-
- text->selection_start = e_text_model_validate_position (text->model, text->selection_start);
-
- length = g_utf8_strlen (text->text, -1);
- if (text->selection_end >= length) {
- new_pos = length;
- break;
- }
-
- p = g_utf8_offset_to_pointer (text->text, text->selection_end);
- while (p && *p) {
- unival = g_utf8_get_char (p);
- if (g_unichar_isspace (unival)) {
- new_pos = g_utf8_pointer_to_offset (text->text, p);
- break;
- } else
- p = g_utf8_next_char (p);
- }
-
- if (!new_pos)
- new_pos = g_utf8_strlen (text->text, -1);
-
- return new_pos;
-
- case E_TEP_SELECT_ALL:
- text->selection_start = 0;
- new_pos = g_utf8_strlen (text->text, -1);
- 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
-e_text_insert(EText *text, const char *string)
-{
- int len = strlen (string);
-
- if (len > 0) {
- int utf8len = 0;
-
- if (!text->allow_newlines) {
- const char *i;
- char *new_string = g_malloc (len + 1);
- char *j = new_string;
-
- for (i = string; *i; i = g_utf8_next_char(i)) {
- if (*i != '\n') {
- gunichar c;
- int charlen;
-
- c = g_utf8_get_char (i);
- charlen = g_unichar_to_utf8 (c, j);
- j += charlen;
- utf8len++;
- }
- }
- *j = 0;
- e_text_model_insert_length(text->model, text->selection_start, new_string, utf8len);
- g_free (new_string);
- }
- else {
- utf8len = g_utf8_strlen (string, -1);
- e_text_model_insert_length(text->model, text->selection_start, string, utf8len);
- }
- }
-}
-
-static void
-capitalize (EText *text, int start, int end, ETextEventProcessorCaps type)
-{
- gboolean first = TRUE;
- const char *p = g_utf8_offset_to_pointer (text->text, start);
- const char *text_end = g_utf8_offset_to_pointer (text->text, end);
- int utf8len = text_end - p;
- char *new_text = g_new0 (char, utf8len * 6);
- char *output = new_text;
-
- while (p && *p && p < text_end) {
- 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, utf8len);
- e_text_model_insert_length (text->model, start, new_text, utf8len);
- 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 scroll = TRUE;
- gboolean use_start = 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);
- }
-
- use_start = TRUE;
- 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);
-
- e_text_update_primary_selection (text);
-
- use_start = FALSE;
-
- break;
- case E_TEP_DELETE:
- if (text->selection_end == text->selection_start) {
- text->selection_end = _get_position(text, command);
- }
- e_text_delete_selection(text);
- if (text->timer) {
- g_timer_reset(text->timer);
- }
-
- use_start = FALSE;
-
- break;
-
- case E_TEP_INSERT:
- if (g_utf8_validate (command->string, command->value, NULL)) {
- if (text->selection_end != text->selection_start) {
- e_text_delete_selection(text);
- }
- e_text_insert(text, command->string);
- if (text->timer) {
- g_timer_reset(text->timer);
- }
- }
- break;
- case E_TEP_COPY:
- e_text_copy_clipboard (text);
-
- if (text->timer) {
- g_timer_reset(text->timer);
- }
- scroll = FALSE;
- break;
- case E_TEP_PASTE:
- e_text_paste (text, GDK_NONE);
- if (text->timer) {
- g_timer_reset(text->timer);
- }
- break;
- case E_TEP_GET_SELECTION:
- e_text_paste (text, GDK_SELECTION_PRIMARY);
- 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);
- scroll = FALSE;
- break;
- case E_TEP_UNGRAB:
- e_canvas_item_ungrab (E_CANVAS (GNOME_CANVAS_ITEM(text)->canvas),
- GNOME_CANVAS_ITEM(text),
- command->time);
- scroll = 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 = MAX (text->selection_start, text->selection_end);
- capitalize (text, selection_start, selection_end, command->value);
- }
- break;
- case E_TEP_NOP:
- scroll = FALSE;
- break;
- }
-
- if (scroll && !text->button_down) {
- /* XXX do we really need the @trailing logic here? if
- we don't we can scrap the loop and just use
- pango_layout_index_to_pos */
- int i;
- PangoLayoutLine *cur_line = NULL;
- int selection_index;
- PangoLayoutIter *iter = pango_layout_get_iter (text->layout);
-
- selection_index = use_start ? text->selection_start : text->selection_end;
- /* convert to a byte index */
- selection_index = g_utf8_offset_to_pointer (text->text, selection_index) - text->text;
-
- do {
- PangoLayoutLine *line = pango_layout_iter_get_line (iter);
-
- if (selection_index >= line->start_index && selection_index <= line->start_index + line->length) {
- /* found the line with the start of the selection */
- cur_line = line;
- break;
- }
-
- } while (pango_layout_iter_next_line (iter));
-
- if (cur_line) {
- int xpos, ypos;
- double clip_width, clip_height;
- gboolean trailing = FALSE;
- PangoRectangle pango_pos;
-
- if (selection_index > 0 && selection_index == cur_line->start_index + cur_line->length) {
- selection_index--;
- trailing = TRUE;
- }
-
- pango_layout_index_to_pos (text->layout, selection_index, &pango_pos);
-
- pango_pos.x = PANGO_PIXELS (pango_pos.x);
- pango_pos.y = PANGO_PIXELS (pango_pos.y);
- pango_pos.width = (pango_pos.width + PANGO_SCALE / 2) / PANGO_SCALE;
- pango_pos.height = (pango_pos.height + PANGO_SCALE / 2) / PANGO_SCALE;
-
- /* scroll for X */
- xpos = pango_pos.x; /* + (trailing ? 0 : pango_pos.width);*/
-
- if (xpos + 2 < text->xofs_edit) {
- text->xofs_edit = xpos;
- }
-
- clip_width = text->clip_width;
- if (clip_width >= 0 && text->draw_borders) {
- clip_width -= 6;
- if (clip_width < 0)
- clip_width = 0;
- }
-
- if (xpos + pango_pos.width - clip_width > text->xofs_edit) {
- text->xofs_edit = xpos + pango_pos.width - clip_width;
- }
-
- /* scroll for Y */
- if (pango_pos.y + 2 < text->yofs_edit) {
- ypos = pango_pos.y;
- text->yofs_edit = ypos;
- }
- else {
- ypos = pango_pos.y + pango_pos.height;
- }
-
- if ( text->clip_height < 0 )
- clip_height = text->height;
- else
- clip_height = text->clip_height;
-
- if (clip_height >= 0 && text->draw_borders) {
- clip_height -= 6;
- if (clip_height < 0)
- clip_height = 0;
- }
-
- if (ypos - clip_height > text->yofs_edit) {
- text->yofs_edit = ypos - clip_height;
- }
-
- }
-
- pango_layout_iter_free (iter);
- }
-
- text->needs_redraw = 1;
- gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(text));
-}
-
-
-/* Class initialization function for the text item */
-static void
-e_text_class_init (ETextClass *klass)
-{
- GObjectClass *gobject_class;
- GnomeCanvasItemClass *item_class;
-
- gobject_class = (GObjectClass *) klass;
- item_class = (GnomeCanvasItemClass *) klass;
-
- parent_class = g_type_class_ref (PARENT_TYPE);
-
- gobject_class->dispose = e_text_dispose;
- 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->event = e_text_event;
-
- klass->changed = NULL;
- klass->activate = NULL;
-
- e_text_signals[E_TEXT_CHANGED] =
- g_signal_new ("changed",
- G_OBJECT_CLASS_TYPE (gobject_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 (gobject_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 (gobject_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_POPULATE_POPUP] =
- g_signal_new ("populate_popup",
- G_OBJECT_CLASS_TYPE (gobject_class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETextClass, populate_popup),
- NULL, NULL,
- e_marshal_NONE__POINTER_INT_OBJECT,
- G_TYPE_NONE, 3, G_TYPE_POINTER, G_TYPE_INT, GTK_TYPE_MENU);
-
- 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_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));
-
- g_object_class_install_property (gobject_class, PROP_IM_CONTEXT,
- g_param_spec_object ("im_context",
- _( "IM Context" ),
- _( "IM Context" ),
- GTK_TYPE_IM_CONTEXT,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (gobject_class, PROP_HANDLE_POPUP,
- g_param_spec_boolean ("handle_popup",
- _( "Handle Popup" ),
- _( "Handle Popup" ),
- FALSE,
- G_PARAM_READWRITE));
-
- if (!clipboard_atom)
- clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE);
-
- atk_registry_set_factory_type (atk_get_default_registry (),
- E_TYPE_TEXT,
- gal_a11y_e_text_factory_get_type ());
-
-}
-
-/* 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->preedit_len = 0;
- 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->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->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;
-
- text->im_context = NULL;
- text->need_im_reset = FALSE;
- text->im_context_signals_registered = FALSE;
-
- text->handle_popup = FALSE;
-
-
- 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)
-
-
-
-/* IM Context Callbacks */
-static void
-e_text_commit_cb (GtkIMContext *context,
- const gchar *str,
- EText *text)
-{
- if (g_utf8_validate (str, strlen (str), NULL)) {
- if (text->selection_end != text->selection_start)
- e_text_delete_selection (text);
- e_text_insert (text, str);
- g_signal_emit (text, e_text_signals[E_TEXT_KEYPRESS], 0, 0, 0);
- }
-}
-
-static void
-e_text_preedit_changed_cb (GtkIMContext *context,
- EText *etext)
-{
- gchar *preedit_string = NULL;
-
- gtk_im_context_get_preedit_string (context, &preedit_string,
- NULL, NULL);
-
- etext->preedit_len = strlen (preedit_string);
-
- g_signal_emit (etext, e_text_signals[E_TEXT_KEYPRESS], 0, 0, 0);
-}
-
-static gboolean
-e_text_retrieve_surrounding_cb (GtkIMContext *context,
- EText *text)
-{
- gtk_im_context_set_surrounding (context,
- text->text,
- strlen (text->text),
- g_utf8_offset_to_pointer (text->text, text->selection_start) - text->text);
-
- return TRUE;
-}
-
-static gboolean
-e_text_delete_surrounding_cb (GtkIMContext *context,
- gint offset,
- gint n_chars,
- EText *text)
-{
- gtk_editable_delete_text (GTK_EDITABLE (text),
- text->selection_end + offset,
- text->selection_end + offset + n_chars);
-
- return TRUE;
-}