diff options
Diffstat (limited to 'widgets/text/e-text.c')
| -rw-r--r-- | widgets/text/e-text.c | 643 |
1 files changed, 325 insertions, 318 deletions
diff --git a/widgets/text/e-text.c b/widgets/text/e-text.c index 1808477f65..dfc15ec685 100644 --- a/widgets/text/e-text.c +++ b/widgets/text/e-text.c @@ -64,10 +64,11 @@ enum { E_TEXT_ACTIVATE, E_TEXT_KEYPRESS, E_TEXT_POPUP, + E_TEXT_STYLE_SET, E_TEXT_LAST_SIGNAL }; -static guint e_text_signals[E_TEXT_LAST_SIGNAL] = { 0 }; +static guint signals[E_TEXT_LAST_SIGNAL] = { 0 }; @@ -133,25 +134,6 @@ enum _TargetInfo { TARGET_TEXT }; -static void e_text_class_init (ETextClass *class); -static void e_text_init (EText *text); -static void e_text_destroy (GtkObject *object); -static void e_text_set_arg (GtkObject *object, GtkArg *arg, guint arg_id); -static void e_text_get_arg (GtkObject *object, GtkArg *arg, guint arg_id); - -static void e_text_reflow (GnomeCanvasItem *item, int flags); -static void e_text_update (GnomeCanvasItem *item, double *affine, - ArtSVP *clip_path, int flags); -static void e_text_realize (GnomeCanvasItem *item); -static void e_text_unrealize (GnomeCanvasItem *item); -static void e_text_draw (GnomeCanvasItem *item, GdkDrawable *drawable, - int x, int y, int width, int height); -static double e_text_point (GnomeCanvasItem *item, double x, double y, int cx, int cy, - GnomeCanvasItem **actual_item); -static void e_text_bounds (GnomeCanvasItem *item, - double *x1, double *y1, double *x2, double *y2); -static void e_text_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf); -static gint e_text_event (GnomeCanvasItem *item, GdkEvent *event); static void e_text_command(ETextEventProcessor *tep, ETextEventProcessorCommand *command, gpointer data); @@ -197,276 +179,21 @@ static GdkAtom clipboard_atom = GDK_NONE; -/** - * 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. - **/ -GtkType -e_text_get_type (void) -{ - static GtkType text_type = 0; - - if (!text_type) { - GtkTypeInfo text_info = { - "EText", - sizeof (EText), - sizeof (ETextClass), - (GtkClassInitFunc) e_text_class_init, - (GtkObjectInitFunc) e_text_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - text_type = gtk_type_unique (gnome_canvas_item_get_type (), &text_info); - } - - return text_type; -} - -/* Class initialization function for the text item */ -static void -e_text_class_init (ETextClass *klass) -{ - GtkObjectClass *object_class; - GnomeCanvasItemClass *item_class; - - object_class = (GtkObjectClass *) klass; - item_class = (GnomeCanvasItemClass *) klass; - - parent_class = gtk_type_class (gnome_canvas_item_get_type ()); - - e_text_signals[E_TEXT_CHANGED] = - gtk_signal_new ("changed", - GTK_RUN_LAST, - E_OBJECT_CLASS_TYPE (object_class), - GTK_SIGNAL_OFFSET (ETextClass, changed), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - e_text_signals[E_TEXT_ACTIVATE] = - gtk_signal_new ("activate", - GTK_RUN_LAST, - E_OBJECT_CLASS_TYPE (object_class), - GTK_SIGNAL_OFFSET (ETextClass, activate), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - e_text_signals[E_TEXT_KEYPRESS] = - gtk_signal_new ("keypress", - GTK_RUN_LAST, - E_OBJECT_CLASS_TYPE (object_class), - GTK_SIGNAL_OFFSET (ETextClass, keypress), - gtk_marshal_NONE__INT_INT, - GTK_TYPE_NONE, 2, GTK_TYPE_UINT, GTK_TYPE_UINT); - - e_text_signals[E_TEXT_POPUP] = - gtk_signal_new ("popup", - GTK_RUN_LAST, - E_OBJECT_CLASS_TYPE (object_class), - GTK_SIGNAL_OFFSET (ETextClass, popup), - gtk_marshal_NONE__POINTER_INT, - GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_INT); - - E_OBJECT_CLASS_ADD_SIGNALS (object_class, e_text_signals, E_TEXT_LAST_SIGNAL); - - - gtk_object_add_arg_type ("EText::model", - GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_MODEL); - gtk_object_add_arg_type ("EText::event_processor", - GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_EVENT_PROCESSOR); - gtk_object_add_arg_type ("EText::text", - GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_TEXT); - gtk_object_add_arg_type ("EText::font", - GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONT); - gtk_object_add_arg_type ("EText::fontset", - GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONTSET); - gtk_object_add_arg_type ("EText::font_gdk", - GTK_TYPE_GDK_FONT, GTK_ARG_WRITABLE, ARG_FONT_GDK); - gtk_object_add_arg_type ("EText::font_e", - GTK_TYPE_POINTER, GTK_ARG_READWRITE, ARG_FONT_E); - gtk_object_add_arg_type ("EText::bold", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_BOLD); - gtk_object_add_arg_type ("EText::strikeout", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_STRIKEOUT); - gtk_object_add_arg_type ("EText::anchor", - GTK_TYPE_ANCHOR_TYPE, GTK_ARG_READWRITE, ARG_ANCHOR); - gtk_object_add_arg_type ("EText::justification", - GTK_TYPE_JUSTIFICATION, GTK_ARG_READWRITE, ARG_JUSTIFICATION); - gtk_object_add_arg_type ("EText::clip_width", - GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_CLIP_WIDTH); - gtk_object_add_arg_type ("EText::clip_height", - GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_CLIP_HEIGHT); - gtk_object_add_arg_type ("EText::clip", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_CLIP); - gtk_object_add_arg_type ("EText::fill_clip_rectangle", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_FILL_CLIP_RECTANGLE); - gtk_object_add_arg_type ("EText::x_offset", - GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_X_OFFSET); - gtk_object_add_arg_type ("EText::y_offset", - GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_Y_OFFSET); - gtk_object_add_arg_type ("EText::fill_color", - GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FILL_COLOR); - gtk_object_add_arg_type ("EText::fill_color_gdk", - GTK_TYPE_GDK_COLOR, GTK_ARG_READWRITE, ARG_FILL_COLOR_GDK); - gtk_object_add_arg_type ("EText::fill_color_rgba", - GTK_TYPE_UINT, GTK_ARG_READWRITE, ARG_FILL_COLOR_RGBA); - gtk_object_add_arg_type ("EText::fill_stipple", - GTK_TYPE_GDK_WINDOW, GTK_ARG_READWRITE, ARG_FILL_STIPPLE); - gtk_object_add_arg_type ("EText::text_width", - GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_TEXT_WIDTH); - gtk_object_add_arg_type ("EText::text_height", - GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_TEXT_HEIGHT); - gtk_object_add_arg_type ("EText::editable", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_EDITABLE); - gtk_object_add_arg_type ("EText::use_ellipsis", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_USE_ELLIPSIS); - gtk_object_add_arg_type ("EText::ellipsis", - GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_ELLIPSIS); - gtk_object_add_arg_type ("EText::line_wrap", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_LINE_WRAP); - gtk_object_add_arg_type ("EText::break_characters", - GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_BREAK_CHARACTERS); - gtk_object_add_arg_type ("EText::max_lines", - GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MAX_LINES); - gtk_object_add_arg_type ("EText::width", - GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_WIDTH); - gtk_object_add_arg_type ("EText::height", - GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_HEIGHT); - gtk_object_add_arg_type ("EText::draw_borders", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BORDERS); - gtk_object_add_arg_type ("EText::allow_newlines", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_ALLOW_NEWLINES); - gtk_object_add_arg_type ("EText::draw_background", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BACKGROUND); - gtk_object_add_arg_type ("EText::draw_button", - GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BUTTON); - gtk_object_add_arg_type ("EText::cursor_pos", - GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_CURSOR_POS); - - if (!clipboard_atom) - clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE); - - - - klass->changed = NULL; - klass->activate = NULL; +/* Destroy handler for the text item */ - object_class->destroy = e_text_destroy; - object_class->set_arg = e_text_set_arg; - object_class->get_arg = e_text_get_arg; - item_class->update = e_text_update; - item_class->realize = e_text_realize; - item_class->unrealize = e_text_unrealize; - item_class->draw = e_text_draw; - item_class->point = e_text_point; - item_class->bounds = e_text_bounds; - item_class->render = e_text_render; - item_class->event = e_text_event; -} - -/* Object initialization function for the text item */ static void -e_text_init (EText *text) +e_text_style_set (EText *text, GtkStyle *previous_style) { - text->model = e_text_model_new (); - text->text = e_text_model_get_text (text->model); - - text->revert = NULL; - - gtk_object_ref (GTK_OBJECT (text->model)); - gtk_object_sink (GTK_OBJECT (text->model)); - - text->model_changed_signal_id = - gtk_signal_connect (GTK_OBJECT (text->model), - "changed", - GTK_SIGNAL_FUNC (e_text_text_model_changed), - text); - text->model_repos_signal_id = - gtk_signal_connect (GTK_OBJECT (text->model), - "reposition", - GTK_SIGNAL_FUNC (e_text_text_model_reposition), - text); - - text->anchor = GTK_ANCHOR_CENTER; - text->justification = GTK_JUSTIFY_LEFT; - text->clip_width = -1.0; - text->clip_height = -1.0; - text->xofs = 0.0; - text->yofs = 0.0; - - text->ellipsis = NULL; - text->use_ellipsis = FALSE; - text->ellipsis_width = 0; - - text->editable = FALSE; - text->editing = FALSE; - text->xofs_edit = 0; - text->yofs_edit = 0; - - text->selection_start = 0; - text->selection_end = 0; - text->select_by_word = FALSE; - - text->timeout_id = 0; - text->timer = NULL; - - text->lastx = 0; - text->lasty = 0; - text->last_state = 0; - - text->scroll_start = 0; - text->show_cursor = TRUE; - text->button_down = FALSE; - - text->tep = NULL; - text->tep_command_id = 0; - - text->has_selection = FALSE; - - text->invisible = NULL; - text->primary_selection = NULL; - text->primary_length = 0; - text->clipboard_selection = NULL; - text->clipboard_length = 0; - - text->pointer_in = FALSE; - text->default_cursor_shown = TRUE; - - text->line_wrap = FALSE; - text->break_characters = NULL; - text->max_lines = -1; - - text->tooltip_timeout = 0; - text->tooltip_count = 0; - text->tooltip_owner = FALSE; - - text->dbl_timeout = 0; - text->tpl_timeout = 0; - - text->draw_background = FALSE; - text->draw_button = FALSE; - - text->bold = FALSE; - text->strikeout = FALSE; - - text->style = E_FONT_PLAIN; - text->allow_newlines = TRUE; - - text->last_type_request = -1; - text->last_time_request = 0; - text->queued_requests = NULL; - - e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(text), e_text_reflow); + if ( text->line_wrap ) { + text->needs_split_into_lines = 1; + } else { + text->needs_calc_line_widths = 1; + text->needs_calc_height = 1; + } + e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (text)); } -/* Destroy handler for the text item */ static void e_text_destroy (GtkObject *object) { @@ -565,7 +292,7 @@ e_text_text_model_changed (ETextModel *model, EText *text) e_canvas_item_request_reflow (GNOME_CANVAS_ITEM(text)); gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (text)); - gtk_signal_emit (GTK_OBJECT (text), e_text_signals[E_TEXT_CHANGED]); + gtk_signal_emit (GTK_OBJECT (text), signals[E_TEXT_CHANGED]); } static void @@ -1160,7 +887,7 @@ e_text_set_arg (GtkObject *object, GtkArg *arg, guint arg_id) e_text_free_lines(text); text->text = e_text_model_get_text(text->model); - gtk_signal_emit (GTK_OBJECT (text), e_text_signals[E_TEXT_CHANGED]); + gtk_signal_emit (GTK_OBJECT (text), signals[E_TEXT_CHANGED]); text->needs_split_into_lines = 1; needs_reflow = 1; @@ -3028,35 +2755,6 @@ start_editing (EText *text) 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) { @@ -3124,7 +2822,7 @@ e_text_event (GnomeCanvasItem *item, GdkEvent *event) ret = e_text_event_processor_handle_event (text->tep, &e_tep_event); if (event->type == GDK_KEY_PRESS) - gtk_signal_emit (GTK_OBJECT (text), e_text_signals[E_TEXT_KEYPRESS], + gtk_signal_emit (GTK_OBJECT (text), signals[E_TEXT_KEYPRESS], e_tep_event.key.keyval, e_tep_event.key.state); @@ -3176,7 +2874,7 @@ e_text_event (GnomeCanvasItem *item, GdkEvent *event) /* We follow convention and emit popup events on right-clicks. */ if (event->type == GDK_BUTTON_PRESS && event->button.button == 3) { gtk_signal_emit (GTK_OBJECT (text), - e_text_signals[E_TEXT_POPUP], + signals[E_TEXT_POPUP], &(event->button), _get_position_from_xy (text, event->button.x, event->button.y)); @@ -3707,7 +3405,7 @@ e_text_command(ETextEventProcessor *tep, ETextEventProcessorCommand *command, gp e_text_get_selection (text, GDK_SELECTION_PRIMARY, command->time); break; case E_TEP_ACTIVATE: - gtk_signal_emit (GTK_OBJECT (text), e_text_signals[E_TEXT_ACTIVATE]); + gtk_signal_emit (GTK_OBJECT (text), signals[E_TEXT_ACTIVATE]); if (text->timer) { g_timer_reset(text->timer); } @@ -4217,3 +3915,312 @@ e_suck_font_free (ETextSuckFont *suckfont) g_free (suckfont); } #endif + +/* Class initialization function for the text item */ +static void +e_text_class_init (ETextClass *klass) +{ + GtkObjectClass *object_class; + GnomeCanvasItemClass *item_class; + + object_class = (GtkObjectClass *) klass; + item_class = (GnomeCanvasItemClass *) klass; + + parent_class = gtk_type_class (gnome_canvas_item_get_type ()); + + signals[E_TEXT_CHANGED] = + gtk_signal_new ("changed", + GTK_RUN_LAST, + E_OBJECT_CLASS_TYPE (object_class), + GTK_SIGNAL_OFFSET (ETextClass, changed), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + signals[E_TEXT_ACTIVATE] = + gtk_signal_new ("activate", + GTK_RUN_LAST, + E_OBJECT_CLASS_TYPE (object_class), + GTK_SIGNAL_OFFSET (ETextClass, activate), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + signals[E_TEXT_KEYPRESS] = + gtk_signal_new ("keypress", + GTK_RUN_LAST, + E_OBJECT_CLASS_TYPE (object_class), + GTK_SIGNAL_OFFSET (ETextClass, keypress), + gtk_marshal_NONE__INT_INT, + GTK_TYPE_NONE, 2, GTK_TYPE_UINT, GTK_TYPE_UINT); + + signals[E_TEXT_POPUP] = + gtk_signal_new ("popup", + GTK_RUN_LAST, + E_OBJECT_CLASS_TYPE (object_class), + GTK_SIGNAL_OFFSET (ETextClass, popup), + gtk_marshal_NONE__POINTER_INT, + GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_INT); + + signals[E_TEXT_STYLE_SET] = + gtk_signal_new ("style_set", + GTK_RUN_LAST, + E_OBJECT_CLASS_TYPE (object_class), + GTK_SIGNAL_OFFSET (ETextClass, style_set), + gtk_marshal_NONE__POINTER, + GTK_TYPE_NONE, 1, GTK_TYPE_STYLE); + + E_OBJECT_CLASS_ADD_SIGNALS (object_class, signals, E_TEXT_LAST_SIGNAL); + + + gtk_object_add_arg_type ("EText::model", + GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_MODEL); + gtk_object_add_arg_type ("EText::event_processor", + GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_EVENT_PROCESSOR); + gtk_object_add_arg_type ("EText::text", + GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_TEXT); + gtk_object_add_arg_type ("EText::font", + GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONT); + gtk_object_add_arg_type ("EText::fontset", + GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONTSET); + gtk_object_add_arg_type ("EText::font_gdk", + GTK_TYPE_GDK_FONT, GTK_ARG_WRITABLE, ARG_FONT_GDK); + gtk_object_add_arg_type ("EText::font_e", + GTK_TYPE_POINTER, GTK_ARG_READWRITE, ARG_FONT_E); + gtk_object_add_arg_type ("EText::bold", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_BOLD); + gtk_object_add_arg_type ("EText::strikeout", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_STRIKEOUT); + gtk_object_add_arg_type ("EText::anchor", + GTK_TYPE_ANCHOR_TYPE, GTK_ARG_READWRITE, ARG_ANCHOR); + gtk_object_add_arg_type ("EText::justification", + GTK_TYPE_JUSTIFICATION, GTK_ARG_READWRITE, ARG_JUSTIFICATION); + gtk_object_add_arg_type ("EText::clip_width", + GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_CLIP_WIDTH); + gtk_object_add_arg_type ("EText::clip_height", + GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_CLIP_HEIGHT); + gtk_object_add_arg_type ("EText::clip", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_CLIP); + gtk_object_add_arg_type ("EText::fill_clip_rectangle", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_FILL_CLIP_RECTANGLE); + gtk_object_add_arg_type ("EText::x_offset", + GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_X_OFFSET); + gtk_object_add_arg_type ("EText::y_offset", + GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_Y_OFFSET); + gtk_object_add_arg_type ("EText::fill_color", + GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FILL_COLOR); + gtk_object_add_arg_type ("EText::fill_color_gdk", + GTK_TYPE_GDK_COLOR, GTK_ARG_READWRITE, ARG_FILL_COLOR_GDK); + gtk_object_add_arg_type ("EText::fill_color_rgba", + GTK_TYPE_UINT, GTK_ARG_READWRITE, ARG_FILL_COLOR_RGBA); + gtk_object_add_arg_type ("EText::fill_stipple", + GTK_TYPE_GDK_WINDOW, GTK_ARG_READWRITE, ARG_FILL_STIPPLE); + gtk_object_add_arg_type ("EText::text_width", + GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_TEXT_WIDTH); + gtk_object_add_arg_type ("EText::text_height", + GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_TEXT_HEIGHT); + gtk_object_add_arg_type ("EText::editable", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_EDITABLE); + gtk_object_add_arg_type ("EText::use_ellipsis", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_USE_ELLIPSIS); + gtk_object_add_arg_type ("EText::ellipsis", + GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_ELLIPSIS); + gtk_object_add_arg_type ("EText::line_wrap", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_LINE_WRAP); + gtk_object_add_arg_type ("EText::break_characters", + GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_BREAK_CHARACTERS); + gtk_object_add_arg_type ("EText::max_lines", + GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MAX_LINES); + gtk_object_add_arg_type ("EText::width", + GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_WIDTH); + gtk_object_add_arg_type ("EText::height", + GTK_TYPE_DOUBLE, GTK_ARG_READABLE, ARG_HEIGHT); + gtk_object_add_arg_type ("EText::draw_borders", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BORDERS); + gtk_object_add_arg_type ("EText::allow_newlines", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_ALLOW_NEWLINES); + gtk_object_add_arg_type ("EText::draw_background", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BACKGROUND); + gtk_object_add_arg_type ("EText::draw_button", + GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_DRAW_BUTTON); + gtk_object_add_arg_type ("EText::cursor_pos", + GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_CURSOR_POS); + + if (!clipboard_atom) + clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE); + + + + klass->changed = NULL; + klass->activate = NULL; + klass->keypress = NULL; + klass->popup = NULL; + klass->style_set = e_text_style_set; + + object_class->destroy = e_text_destroy; + object_class->set_arg = e_text_set_arg; + object_class->get_arg = e_text_get_arg; + + item_class->update = e_text_update; + item_class->realize = e_text_realize; + item_class->unrealize = e_text_unrealize; + item_class->draw = e_text_draw; + item_class->point = e_text_point; + item_class->bounds = e_text_bounds; + item_class->render = e_text_render; + item_class->event = e_text_event; +} + +/* 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->revert = NULL; + + gtk_object_ref (GTK_OBJECT (text->model)); + gtk_object_sink (GTK_OBJECT (text->model)); + + text->model_changed_signal_id = + gtk_signal_connect (GTK_OBJECT (text->model), + "changed", + GTK_SIGNAL_FUNC (e_text_text_model_changed), + text); + text->model_repos_signal_id = + gtk_signal_connect (GTK_OBJECT (text->model), + "reposition", + GTK_SIGNAL_FUNC (e_text_text_model_reposition), + text); + + text->anchor = GTK_ANCHOR_CENTER; + text->justification = GTK_JUSTIFY_LEFT; + text->clip_width = -1.0; + text->clip_height = -1.0; + text->xofs = 0.0; + text->yofs = 0.0; + + text->ellipsis = NULL; + text->use_ellipsis = FALSE; + text->ellipsis_width = 0; + + text->editable = FALSE; + text->editing = FALSE; + text->xofs_edit = 0; + text->yofs_edit = 0; + + text->selection_start = 0; + text->selection_end = 0; + text->select_by_word = FALSE; + + text->timeout_id = 0; + text->timer = NULL; + + text->lastx = 0; + text->lasty = 0; + text->last_state = 0; + + text->scroll_start = 0; + text->show_cursor = TRUE; + text->button_down = FALSE; + + text->tep = NULL; + text->tep_command_id = 0; + + text->has_selection = FALSE; + + text->invisible = NULL; + text->primary_selection = NULL; + text->primary_length = 0; + text->clipboard_selection = NULL; + text->clipboard_length = 0; + + text->pointer_in = FALSE; + text->default_cursor_shown = TRUE; + + text->line_wrap = FALSE; + text->break_characters = NULL; + text->max_lines = -1; + + text->tooltip_timeout = 0; + text->tooltip_count = 0; + text->tooltip_owner = FALSE; + + text->dbl_timeout = 0; + text->tpl_timeout = 0; + + text->draw_background = FALSE; + text->draw_button = FALSE; + + text->bold = FALSE; + text->strikeout = FALSE; + + text->style = E_FONT_PLAIN; + text->allow_newlines = TRUE; + + text->last_type_request = -1; + text->last_time_request = 0; + text->queued_requests = NULL; + + e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(text), e_text_reflow); +} + +/** + * e_text_get_type: + * @void: + * + * Registers the &EText class if necessary, and returns the type ID + * associated to it. + * + * Return value: The type ID of the &EText class. + **/ +GtkType +e_text_get_type (void) +{ + static GtkType text_type = 0; + + if (!text_type) { + GtkTypeInfo text_info = { + "EText", + sizeof (EText), + sizeof (ETextClass), + (GtkClassInitFunc) e_text_class_init, + (GtkObjectInitFunc) e_text_init, + NULL, /* reserved_1 */ + NULL, /* reserved_2 */ + (GtkClassInitFunc) NULL + }; + + text_type = gtk_type_unique (gnome_canvas_item_get_type (), &text_info); + } + + return text_type; +} + +void +e_text_cancel_editing (EText *text) +{ + if (text->revert) + e_text_model_set_text(text->model, text->revert); + e_text_stop_editing (text); +} + +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; + } +} |