/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * 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 <ctype.h> #include <string.h> #include <gdk/gdkkeysyms.h> #include <gdk/gdki18n.h> #include <gtk/gtkmain.h> #include <gtk/gtkselection.h> #include <gtk/gtksignal.h> #include <gtk/gtkentry.h> #include "gtksheetentry.h" #define MIN_ENTRY_WIDTH 150 #define DRAW_TIMEOUT 20 #define INNER_BORDER 4 enum { ARG_0, ARG_MAX_LENGTH, ARG_VISIBILITY }; static void gtk_entry_class_init (GtkSHEntryClass *klass); static void gtk_entry_init (GtkSHEntry *entry); static void gtk_entry_set_position_from_editable (GtkEditable *editable, gint position); static void gtk_entry_realize (GtkWidget *widget); static void gtk_entry_unrealize (GtkWidget *widget); static void gtk_entry_draw_focus (GtkWidget *widget); static void gtk_entry_size_allocate (GtkWidget *widget, GtkAllocation *allocation); static void gtk_entry_make_backing_pixmap (GtkEntry *entry, gint width, gint height); static void gtk_entry_draw (GtkWidget *widget, GdkRectangle *area); static gint gtk_entry_expose (GtkWidget *widget, GdkEventExpose *event); static gint gtk_entry_button_press (GtkWidget *widget, GdkEventButton *event); static gint gtk_entry_button_release (GtkWidget *widget, GdkEventButton *event); static gint gtk_entry_motion_notify (GtkWidget *widget, GdkEventMotion *event); static gint gtk_entry_key_press (GtkWidget *widget, GdkEventKey *event); static void gtk_entry_draw_text (GtkEntry *entry); static void gtk_entry_draw_cursor (GtkEntry *entry); static void gtk_entry_draw_cursor_on_drawable (GtkEntry *entry, GdkDrawable *drawable); #ifdef USE_XIM static void gtk_entry_update_ic_attr (GtkWidget *widget); #endif static void gtk_entry_queue_draw (GtkEntry *entry); static gint gtk_entry_timer (gpointer data); static gint gtk_entry_position (GtkEntry *entry, gint x); static void entry_adjust_scroll (GtkEntry *entry); static void gtk_entry_grow_text (GtkEntry *entry); static void gtk_entry_insert_text (GtkEditable *editable, const gchar *new_text, gint new_text_length, gint *position); static void gtk_entry_delete_text (GtkEditable *editable, gint start_pos, gint end_pos); static void gtk_entry_update_text (GtkEditable *editable, gint start_pos, gint end_pos); static gchar *gtk_entry_get_chars (GtkEditable *editable, gint start_pos, gint end_pos); /* Binding actions */ static void gtk_entry_move_cursor (GtkEditable *editable, gint x, gint y); static void gtk_entry_move_word (GtkEditable *editable, gint n); static void gtk_entry_move_to_column (GtkEditable *editable, gint row); static void gtk_entry_kill_char (GtkEditable *editable, gint direction); static void gtk_entry_kill_word (GtkEditable *editable, gint direction); static void gtk_entry_kill_line (GtkEditable *editable, gint direction); /* To be removed */ static void gtk_move_forward_character (GtkEntry *entry); static void gtk_move_backward_character (GtkEntry *entry); static void gtk_move_forward_word (GtkEntry *entry); static void gtk_move_backward_word (GtkEntry *entry); static void gtk_move_beginning_of_line (GtkEntry *entry); static void gtk_move_end_of_line (GtkEntry *entry); static void gtk_delete_forward_character (GtkEntry *entry); static void gtk_delete_backward_character (GtkEntry *entry); static void gtk_delete_forward_word (GtkEntry *entry); static void gtk_delete_backward_word (GtkEntry *entry); static void gtk_delete_line (GtkEntry *entry); static void gtk_delete_to_line_end (GtkEntry *entry); static void gtk_select_word (GtkEntry *entry, guint32 time); static void gtk_select_line (GtkEntry *entry, guint32 time); static void gtk_entry_set_selection (GtkEditable *editable, gint start, gint end); static gint gtk_entry_find_position (GtkEntry *entry, gint position); static void gtk_entry_set_position_from_editable (GtkEditable *editable, gint position); static GtkWidgetClass *parent_class = NULL; static GdkAtom ctext_atom = GDK_NONE; static const GtkTextFunction control_keys[26] = { (GtkTextFunction)gtk_move_beginning_of_line, /* a */ (GtkTextFunction)gtk_move_backward_character, /* b */ (GtkTextFunction)gtk_editable_copy_clipboard, /* c */ (GtkTextFunction)gtk_delete_forward_character, /* d */ (GtkTextFunction)gtk_move_end_of_line, /* e */ (GtkTextFunction)gtk_move_forward_character, /* f */ NULL, /* g */ (GtkTextFunction)gtk_delete_backward_character, /* h */ NULL, /* i */ NULL, /* j */ (GtkTextFunction)gtk_delete_to_line_end, /* k */ NULL, /* l */ NULL, /* m */ NULL, /* n */ NULL, /* o */ NULL, /* p */ NULL, /* q */ NULL, /* r */ NULL, /* s */ NULL, /* t */ (GtkTextFunction)gtk_delete_line, /* u */ (GtkTextFunction)gtk_editable_paste_clipboard, /* v */ (GtkTextFunction)gtk_delete_backward_word, /* w */ (GtkTextFunction)gtk_editable_cut_clipboard, /* x */ NULL, /* y */ NULL, /* z */ }; static const GtkTextFunction alt_keys[26] = { NULL, /* a */ (GtkTextFunction)gtk_move_backward_word, /* b */ NULL, /* c */ (GtkTextFunction)gtk_delete_forward_word, /* d */ NULL, /* e */ (GtkTextFunction)gtk_move_forward_word, /* f */ NULL, /* g */ NULL, /* h */ NULL, /* i */ NULL, /* j */ NULL, /* k */ NULL, /* l */ NULL, /* m */ NULL, /* n */ NULL, /* o */ NULL, /* p */ NULL, /* q */ NULL, /* r */ NULL, /* s */ NULL, /* t */ NULL, /* u */ NULL, /* v */ NULL, /* w */ NULL, /* x */ NULL, /* y */ NULL, /* z */ }; GtkType gtk_shentry_get_type (void) { static GtkType entry_type = 0; if (!entry_type) { static const GtkTypeInfo entry_info = { "GtkSHEntry", sizeof (GtkSHEntry), sizeof (GtkSHEntryClass), (GtkClassInitFunc) gtk_entry_class_init, (GtkObjectInitFunc) gtk_entry_init, /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; entry_type = gtk_type_unique (GTK_TYPE_ENTRY, &entry_info); } return entry_type; } static void gtk_entry_class_init (GtkSHEntryClass *class) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; GtkEditableClass *editable_class; object_class = (GtkObjectClass*) class; widget_class = (GtkWidgetClass*) class; editable_class = (GtkEditableClass*) class; parent_class = gtk_type_class (GTK_TYPE_ENTRY); widget_class->realize = gtk_entry_realize; widget_class->unrealize = gtk_entry_unrealize; widget_class->draw_focus = gtk_entry_draw_focus; widget_class->size_allocate = gtk_entry_size_allocate; widget_class->draw = gtk_entry_draw; widget_class->expose_event = gtk_entry_expose; widget_class->button_press_event = gtk_entry_button_press; widget_class->button_release_event = gtk_entry_button_release; widget_class->motion_notify_event = gtk_entry_motion_notify; widget_class->key_press_event = gtk_entry_key_press; editable_class->insert_text = gtk_entry_insert_text; editable_class->delete_text = gtk_entry_delete_text; editable_class->changed = (void (*)(GtkEditable *)) entry_adjust_scroll; editable_class->move_cursor = gtk_entry_move_cursor; editable_class->move_word = gtk_entry_move_word; editable_class->move_to_column = gtk_entry_move_to_column; editable_class->kill_char = gtk_entry_kill_char; editable_class->kill_word = gtk_entry_kill_word; editable_class->kill_line = gtk_entry_kill_line; editable_class->update_text = gtk_entry_update_text; editable_class->get_chars = gtk_entry_get_chars; editable_class->set_selection = gtk_entry_set_selection; editable_class->set_position = gtk_entry_set_position_from_editable; } static void gtk_entry_init (GtkSHEntry *entry) { } GtkWidget* gtk_shentry_new () { GtkWidget *shentry; shentry = GTK_WIDGET (gtk_type_new (gtk_shentry_get_type ())); return shentry; } GtkWidget* gtk_shentry_new_with_max_length (guint16 max) { GtkSHEntry *shentry; shentry = gtk_type_new (gtk_shentry_get_type ()); GTK_ENTRY (shentry)->text_max_length = max; return GTK_WIDGET (shentry); } void gtk_shentry_set_text (GtkSHEntry *shentry, const gchar *text, GtkJustification justification ) { gint tmp_pos; GtkEditable *editable; GtkEntry *entry; g_return_if_fail (shentry != NULL); g_return_if_fail (GTK_IS_SHENTRY (shentry)); g_return_if_fail (text != NULL); editable = GTK_EDITABLE (shentry); entry = GTK_ENTRY(shentry); shentry->justification = justification; gtk_entry_delete_text (GTK_EDITABLE(entry), 0, entry->text_length); tmp_pos = 0; gtk_editable_insert_text (editable, text, strlen (text), &tmp_pos); editable->current_pos = tmp_pos; editable->selection_start_pos = 0; editable->selection_end_pos = 0; if (GTK_WIDGET_DRAWABLE (entry)) gtk_entry_draw_text (entry); } static void gtk_entry_set_position_from_editable (GtkEditable *editable, gint position) { GtkEntry *entry; g_return_if_fail (editable != NULL); g_return_if_fail (GTK_IS_EDITABLE (editable)); entry = GTK_ENTRY(editable); if ((position == -1) || (position > entry->text_length)) GTK_EDITABLE(entry)->current_pos = entry->text_length; else GTK_EDITABLE(entry)->current_pos = position; entry_adjust_scroll (entry); } void gtk_shentry_set_justification (GtkSHEntry *shentry, GtkJustification justification) { g_return_if_fail (shentry != NULL); g_return_if_fail (GTK_IS_SHENTRY (shentry)); shentry->justification = justification; gtk_widget_queue_draw(GTK_WIDGET(shentry)); } static void gtk_entry_realize (GtkWidget *widget) { GtkSHEntry *shentry; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_SHENTRY (widget)); if (GTK_WIDGET_CLASS (parent_class)->realize) (* GTK_WIDGET_CLASS (parent_class)->realize) (widget); shentry = GTK_SHENTRY (widget); gdk_window_move_resize (widget->window, widget->allocation.x + INNER_BORDER, widget->allocation.y + INNER_BORDER, widget->allocation.width, widget->allocation.height); gdk_window_move_resize (GTK_ENTRY(widget)->text_area, widget->allocation.x + INNER_BORDER, widget->allocation.y + INNER_BORDER, widget->allocation.width, widget->allocation.height); shentry->fg_gc = gdk_gc_new (widget->window); shentry->bg_gc = gdk_gc_new (widget->window); gdk_gc_set_foreground (shentry->fg_gc, &widget->style->white); gdk_gc_set_foreground (shentry->bg_gc, &widget->style->black); } static void gtk_entry_unrealize (GtkWidget *widget) { GtkSHEntry *shentry; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_SHENTRY (widget)); shentry = GTK_SHENTRY (widget); gdk_gc_destroy (shentry->fg_gc); gdk_gc_destroy (shentry->bg_gc); if (GTK_WIDGET_CLASS (parent_class)->unrealize) (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget); } static void gtk_entry_draw_focus (GtkWidget *widget) { g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_SHENTRY (widget)); if (GTK_WIDGET_DRAWABLE (widget)) { gtk_entry_draw_cursor (GTK_ENTRY (widget)); } } static void gtk_entry_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { GtkEntry *entry; GtkEditable *editable; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_SHENTRY (widget)); g_return_if_fail (allocation != NULL); widget->allocation = *allocation; entry = GTK_ENTRY (widget); editable = GTK_EDITABLE (widget); if (GTK_WIDGET_REALIZED (widget)) { gdk_window_move_resize (widget->window, allocation->x + INNER_BORDER/2, allocation->y + INNER_BORDER, allocation->width - INNER_BORDER, allocation->height - 2 * INNER_BORDER); gdk_window_move_resize (entry->text_area, 0, 0, allocation->width - INNER_BORDER , allocation->height - 2 * INNER_BORDER ); entry->scroll_offset = 0; entry_adjust_scroll (entry); #ifdef USE_XIM if (editable->ic && (gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION)) { gint width, height; gdk_window_get_size (entry->text_area, &width, &height); editable->ic_attr->preedit_area.width = width; editable->ic_attr->preedit_area.height = height; gdk_ic_set_attr (editable->ic, editable->ic_attr, GDK_IC_PREEDIT_AREA); } #endif } } static void gtk_entry_draw (GtkWidget *widget, GdkRectangle *area) { g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_ENTRY (widget)); g_return_if_fail (area != NULL); if (GTK_WIDGET_DRAWABLE (widget)) { gtk_widget_draw_focus (widget); gtk_entry_draw_text (GTK_ENTRY (widget)); } } static gint gtk_entry_expose (GtkWidget *widget, GdkEventExpose *event) { GtkEntry *entry; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); entry = GTK_ENTRY (widget); if (widget->window == event->window) gtk_widget_draw_focus (widget); else if (entry->text_area == event->window) gtk_entry_draw_text (GTK_ENTRY (widget)); return FALSE; } static gint gtk_entry_button_press (GtkWidget *widget, GdkEventButton *event) { GtkEntry *entry; GtkEditable *editable; GdkModifierType mods; gint tmp_pos; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); if (ctext_atom == GDK_NONE) ctext_atom = gdk_atom_intern ("COMPOUND_TEXT", FALSE); entry = GTK_ENTRY (widget); editable = GTK_EDITABLE (widget); if (entry->button && (event->button != entry->button)) return FALSE; gdk_window_get_pointer(widget->window, NULL, NULL, &mods); if (mods & GDK_BUTTON3_MASK) return FALSE; entry->button = event->button; if (!GTK_WIDGET_HAS_FOCUS (widget)) gtk_widget_grab_focus (widget); if (event->button == 1) { switch (event->type) { case GDK_BUTTON_PRESS: gtk_grab_add (widget); tmp_pos = gtk_entry_position (entry, event->x + entry->scroll_offset); /* Set it now, so we display things right. We'll unset it * later if things don't work out */ editable->has_selection = TRUE; gtk_entry_set_selection (editable, tmp_pos, tmp_pos); editable->current_pos = editable->selection_start_pos; break; case GDK_2BUTTON_PRESS: gtk_select_word (entry, event->time); break; case GDK_3BUTTON_PRESS: gtk_select_line (entry, event->time); break; default: break; } } else if (event->type == GDK_BUTTON_PRESS) { if ((event->button == 2) && editable->editable) { if (editable->selection_start_pos == editable->selection_end_pos || editable->has_selection) editable->current_pos = gtk_entry_position (entry, event->x + entry->scroll_offset); gtk_selection_convert (widget, GDK_SELECTION_PRIMARY, ctext_atom, event->time); } else { gtk_grab_add (widget); tmp_pos = gtk_entry_position (entry, event->x + entry->scroll_offset); gtk_entry_set_selection (editable, tmp_pos, tmp_pos); editable->has_selection = FALSE; editable->current_pos = editable->selection_start_pos; if (gdk_selection_owner_get (GDK_SELECTION_PRIMARY) == widget->window) gtk_selection_owner_set (NULL, GDK_SELECTION_PRIMARY, event->time); } } return FALSE; } static gint gtk_entry_button_release (GtkWidget *widget, GdkEventButton *event) { GtkEntry *entry; GtkEditable *editable; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); entry = GTK_ENTRY (widget); editable = GTK_EDITABLE (widget); if (entry->button != event->button) return FALSE; entry->button = 0; if (event->button == 1) { gtk_grab_remove (widget); editable->has_selection = FALSE; if (editable->selection_start_pos != editable->selection_end_pos) { if (gtk_selection_owner_set (widget, GDK_SELECTION_PRIMARY, event->time)) editable->has_selection = TRUE; else gtk_entry_queue_draw (entry); } else { if (gdk_selection_owner_get (GDK_SELECTION_PRIMARY) == widget->window) gtk_selection_owner_set (NULL, GDK_SELECTION_PRIMARY, event->time); } } else if (event->button == 3) { gtk_grab_remove (widget); } return FALSE; } static gint gtk_entry_motion_notify (GtkWidget *widget, GdkEventMotion *event) { GtkEntry *entry; gint x; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); entry = GTK_ENTRY (widget); if (entry->button == 0) return FALSE; x = event->x; if (event->is_hint || (entry->text_area != event->window)) gdk_window_get_pointer (entry->text_area, &x, NULL, NULL); GTK_EDITABLE(entry)->selection_end_pos = gtk_entry_position (entry, x + entry->scroll_offset); GTK_EDITABLE(entry)->current_pos = GTK_EDITABLE(entry)->selection_end_pos; entry_adjust_scroll (entry); gtk_entry_queue_draw (entry); return FALSE; } static gint gtk_entry_key_press (GtkWidget *widget, GdkEventKey *event) { GtkEntry *entry; GtkEditable *editable; gint return_val; gint key; guint initial_pos; gint extend_selection; gint extend_start; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); entry = GTK_ENTRY (widget); editable = GTK_EDITABLE (widget); return_val = FALSE; if(!GTK_WIDGET_HAS_FOCUS(widget)) return FALSE; if(editable->editable == FALSE) switch(event->keyval){ case GDK_Left: case GDK_Right: case GDK_Up: case GDK_Down: case GDK_Tab: case GDK_Return: break; default: return TRUE; } initial_pos = editable->current_pos; extend_selection = event->state & GDK_SHIFT_MASK; extend_start = FALSE; if (extend_selection) { if (editable->selection_start_pos == editable->selection_end_pos) { editable->selection_start_pos = editable->current_pos; editable->selection_end_pos = editable->current_pos; } extend_start = (editable->current_pos == editable->selection_start_pos); } switch (event->keyval) { case GDK_BackSpace: return_val = TRUE; if (event->state & GDK_CONTROL_MASK) gtk_delete_backward_word (entry); else gtk_delete_backward_character (entry); break; case GDK_Clear: return_val = TRUE; gtk_delete_line (entry); break; case GDK_Insert: return_val = TRUE; if (event->state & GDK_SHIFT_MASK) { extend_selection = FALSE; gtk_editable_paste_clipboard (editable); } else if (event->state & GDK_CONTROL_MASK) { gtk_editable_copy_clipboard (editable); } else { /* gtk_toggle_insert(entry) -- IMPLEMENT */ } break; case GDK_Delete: return_val = TRUE; if (event->state & GDK_CONTROL_MASK) gtk_delete_forward_word (entry); else if (event->state & GDK_SHIFT_MASK) { extend_selection = FALSE; gtk_editable_cut_clipboard (editable); } else gtk_delete_forward_character (entry); break; case GDK_Home: return_val = TRUE; gtk_move_beginning_of_line (entry); break; case GDK_End: return_val = TRUE; gtk_move_end_of_line (entry); break; case GDK_Left: return_val = TRUE; if (event->state & GDK_CONTROL_MASK) gtk_move_backward_word (entry); else gtk_move_backward_character (entry); break; case GDK_Right: return_val = TRUE; if (event->state & GDK_CONTROL_MASK) gtk_move_forward_word (entry); else gtk_move_forward_character (entry); break; case GDK_Shift_L: case GDK_Shift_R: case GDK_Tab: case GDK_Escape: case GDK_Up: case GDK_Down: case GDK_Return: return_val = TRUE; gtk_signal_emit_by_name (GTK_OBJECT (entry), "activate"); break; default: if ((event->keyval >= 0x20) && (event->keyval <= 0xFF)) { key = event->keyval; if (event->state & GDK_CONTROL_MASK) { if ((key >= 'A') && (key <= 'Z')) key -= 'A' - 'a'; if ((key >= 'a') && (key <= 'z') && control_keys[key - 'a']) { (* control_keys[key - 'a']) (editable, event->time); return_val = TRUE; } break; } else if (event->state & GDK_MOD1_MASK) { if ((key >= 'A') && (key <= 'Z')) key -= 'A' - 'a'; if ((key >= 'a') && (key <= 'z') && alt_keys[key - 'a']) { (* alt_keys[key - 'a']) (editable, event->time); return_val = TRUE; } break; } } if (event->length > 0) { gint tmp_pos; extend_selection = FALSE; gtk_editable_delete_selection (editable); tmp_pos = editable->current_pos; gtk_editable_insert_text (editable, event->string, event->length, &tmp_pos); editable->current_pos = tmp_pos; return_val = TRUE; } break; } /* since we emit signals from within the above code, * the widget might already be destroyed or at least * unrealized. */ if (GTK_WIDGET_REALIZED (editable) && return_val && (editable->current_pos != initial_pos)) { if (extend_selection) { if (editable->current_pos < editable->selection_start_pos) editable->selection_start_pos = editable->current_pos; else if (editable->current_pos > editable->selection_end_pos) editable->selection_end_pos = editable->current_pos; else { if (extend_start) editable->selection_start_pos = editable->current_pos; else editable->selection_end_pos = editable->current_pos; } } else { editable->selection_start_pos = 0; editable->selection_end_pos = 0; } gtk_editable_claim_selection (editable, editable->selection_start_pos != editable->selection_end_pos, event->time); entry_adjust_scroll (entry); gtk_entry_queue_draw (entry); } return return_val; } static void gtk_entry_make_backing_pixmap (GtkEntry *entry, gint width, gint height) { gint pixmap_width, pixmap_height; if (!entry->backing_pixmap) { /* allocate */ entry->backing_pixmap = gdk_pixmap_new (entry->text_area, width, height, -1); } else { /* reallocate if sizes don't match */ gdk_window_get_size (entry->backing_pixmap, &pixmap_width, &pixmap_height); if ((pixmap_width != width) || (pixmap_height != height)) { gdk_pixmap_unref (entry->backing_pixmap); entry->backing_pixmap = gdk_pixmap_new (entry->text_area, width, height, -1); } } } static void gtk_entry_draw_text (GtkEntry *entry) { GtkWidget *widget; GtkSHEntry *shentry; GtkEditable *editable; GtkStateType selected_state; gint start_pos; gint end_pos; gint start_xoffset; gint selection_start_pos; gint selection_end_pos; gint selection_start_xoffset; gint selection_end_xoffset; gint width, height; gint y; GdkDrawable *drawable; gint use_backing_pixmap; GdkWChar *stars; GdkWChar *toprint; g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); g_return_if_fail (GTK_IS_SHENTRY (entry)); shentry = GTK_SHENTRY (entry); if (entry->timer) { gtk_timeout_remove (entry->timer); entry->timer = 0; } if (GTK_WIDGET_DRAWABLE (entry)) { widget = GTK_WIDGET (entry); editable = GTK_EDITABLE (entry); gdk_window_get_size (entry->text_area, &width, &height); if (!entry->text) { gdk_draw_rectangle (entry->text_area, shentry->bg_gc, TRUE, 0, 0, width, height); if (editable->editable) gtk_entry_draw_cursor (entry); return; } /* If the widget has focus, draw on a backing pixmap to avoid flickering and copy it to the text_area. Otherwise draw to text_area directly for better speed. */ use_backing_pixmap = GTK_WIDGET_HAS_FOCUS (widget) && (entry->text != NULL); if (use_backing_pixmap) { gtk_entry_make_backing_pixmap (entry, width, height); drawable = entry->backing_pixmap; gdk_draw_rectangle (drawable, shentry->bg_gc, TRUE, 0, 0, width, height); } else { drawable = entry->text_area; gdk_draw_rectangle (entry->text_area, shentry->bg_gc, TRUE, 0, 0, width, height); } /* CENTER */ /* y = height; y = (height - (widget->style->font->ascent + widget->style->font->descent)) / 2; y += widget->style->font->ascent; */ /* BOTTOM */ y = height; y = (y - widget->style->font->ascent - widget->style->font->descent); y += widget->style->font->ascent; start_pos = gtk_entry_find_position (entry, entry->scroll_offset); start_xoffset = entry->char_offset[start_pos] - entry->scroll_offset; end_pos = gtk_entry_find_position (entry, entry->scroll_offset + width); if (end_pos < entry->text_length) end_pos += 1; selected_state = GTK_STATE_SELECTED; if (!editable->has_selection) selected_state = GTK_STATE_ACTIVE; selection_start_pos = MIN (editable->selection_start_pos, editable->selection_end_pos); selection_end_pos = MAX (editable->selection_start_pos, editable->selection_end_pos); selection_start_pos = CLAMP (selection_start_pos, start_pos, end_pos); selection_end_pos = CLAMP (selection_end_pos, start_pos, end_pos); selection_start_xoffset = entry->char_offset[selection_start_pos] - entry->scroll_offset; selection_end_xoffset = entry->char_offset[selection_end_pos] -entry->scroll_offset; /* if entry->visible, print a bunch of stars. If not, print the standard text. */ if (entry->visible) { toprint = entry->text + start_pos; } else { gint i; stars = g_new (GdkWChar, end_pos - start_pos); for (i = 0; i < end_pos - start_pos; i++) stars[i] = '*'; toprint = stars; } if (selection_start_pos > start_pos) gdk_draw_text_wc (drawable, widget->style->font, shentry->fg_gc, start_xoffset, y, toprint, selection_start_pos - start_pos); if ((selection_end_pos >= start_pos) && (selection_start_pos < end_pos) && (selection_start_pos != selection_end_pos)) { gint yoffset = (height - (widget->style->font->ascent + widget->style->font->descent)); gtk_paint_flat_box (widget->style, drawable, selected_state, GTK_SHADOW_NONE, NULL, widget, "text", selection_start_xoffset, yoffset, selection_end_xoffset - selection_start_xoffset, widget->style->font->ascent + widget->style->font->descent); gdk_draw_text_wc (drawable, widget->style->font, widget->style->fg_gc[selected_state], selection_start_xoffset, y, toprint + selection_start_pos - start_pos, selection_end_pos - selection_start_pos); } if (selection_end_pos < end_pos) gdk_draw_text_wc (drawable, widget->style->font, shentry->fg_gc, selection_end_xoffset, y, toprint + selection_end_pos - start_pos, end_pos - selection_end_pos); /* free the space allocated for the stars if it's neccessary. */ if (!entry->visible) g_free (toprint); if (editable->editable) gtk_entry_draw_cursor_on_drawable (entry, drawable); if (use_backing_pixmap) gdk_draw_pixmap(entry->text_area, shentry->fg_gc, entry->backing_pixmap, 0, 0, 0, 0, width, height); } } static void gtk_entry_draw_cursor (GtkEntry *entry) { g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); gtk_entry_draw_cursor_on_drawable (entry, entry->text_area); } static void gtk_entry_draw_cursor_on_drawable (GtkEntry *entry, GdkDrawable *drawable) { GtkWidget *widget; GtkEditable *editable; gint xoffset; gint text_area_height; g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); g_return_if_fail (GTK_IS_SHENTRY (entry)); if (GTK_WIDGET_DRAWABLE (entry)) { widget = GTK_WIDGET (entry); editable = GTK_EDITABLE (entry); xoffset = entry->char_offset[editable->current_pos]; xoffset -= entry->scroll_offset; gdk_window_get_size (entry->text_area, NULL, &text_area_height); if (GTK_WIDGET_HAS_FOCUS (widget) && (editable->selection_start_pos == editable->selection_end_pos)) { gint yoffset = (text_area_height - (widget->style->font->ascent + widget->style->font->descent)); gdk_draw_line (drawable, widget->style->fg_gc[GTK_STATE_NORMAL], xoffset, yoffset, xoffset, text_area_height); } else { gint yoffset = (text_area_height - (widget->style->font->ascent + widget->style->font->descent)); gtk_paint_flat_box (widget->style, drawable, GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE, NULL, widget, "entry_bg", xoffset, yoffset, 1, text_area_height); /* Draw the character under the cursor again */ /* gdk_draw_text_wc (drawable, widget->style->font, widget->style->fg_gc[GTK_WIDGET_STATE (widget)], xoffset, yoffset, entry->text + editable->current_pos, 1); */ } #ifdef USE_XIM if (GTK_WIDGET_HAS_FOCUS(widget) && gdk_im_ready() && editable->ic && (gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION)) { editable->ic_attr->spot_location.x = xoffset; editable->ic_attr->spot_location.y = (text_area_height + (widget->style->font->ascent - widget->style->font->descent) + 1) / 2; gdk_ic_set_attr (editable->ic, editable->ic_attr, GDK_IC_SPOT_LOCATION); } #endif } } static void gtk_entry_queue_draw (GtkEntry *entry) { g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); g_return_if_fail (GTK_IS_SHENTRY (entry)); if (!entry->timer) entry->timer = gtk_timeout_add (DRAW_TIMEOUT, gtk_entry_timer, entry); } static gint gtk_entry_timer (gpointer data) { GtkEntry *entry; GDK_THREADS_ENTER (); entry = GTK_ENTRY (data); entry->timer = 0; gtk_entry_draw_text (entry); GDK_THREADS_LEAVE (); return FALSE; } static gint gtk_entry_find_position (GtkEntry *entry, gint x) { gint start = 0; gint end = entry->text_length; gint half; if (x <= 0) return 0; if (x >= entry->char_offset[end]) return end; /* invariant - char_offset[start] <= x < char_offset[end] */ while (start != end) { half = (start+end)/2; if (half == start) return half; else if (entry->char_offset[half] <= x) start = half; else end = half; } return start; } static gint gtk_entry_position (GtkEntry *entry, gint x) { return gtk_entry_find_position(entry, x); } static void entry_adjust_scroll (GtkEntry *entry) { GtkSHEntry *shentry; gint xoffset; gint text_area_width, text_area_height; gint char_width, text_width; g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); g_return_if_fail (GTK_IS_SHENTRY (entry)); shentry = GTK_SHENTRY (entry); if (!entry->text_area) return; gdk_window_get_size (entry->text_area, &text_area_width, &text_area_height); char_width = gdk_char_width (GTK_WIDGET(shentry)->style->font,(gchar)'X'); entry->scroll_offset = 0 ; switch(shentry->justification){ case GTK_JUSTIFY_FILL: case GTK_JUSTIFY_LEFT: /* LEFT JUSTIFICATION */ if (GTK_EDITABLE(entry)->current_pos > 0) xoffset = gdk_text_width (GTK_WIDGET (entry)->style->font, gtk_entry_get_text(entry), GTK_EDITABLE(entry)->current_pos); else xoffset = 0; xoffset -= entry->scroll_offset; if (xoffset < 0) entry->scroll_offset += xoffset; else if (xoffset+char_width > text_area_width){ if(shentry->text_max_size != 0 && text_area_width+char_width <= shentry->text_max_size){ GTK_WIDGET(shentry)->allocation.width=text_area_width+char_width; gtk_entry_size_allocate(GTK_WIDGET(shentry), (GtkAllocation *)(>K_WIDGET(shentry)->allocation)); gtk_widget_queue_draw(GTK_WIDGET(shentry)); }else{ entry->scroll_offset += (xoffset - text_area_width); } } break; case GTK_JUSTIFY_RIGHT: /* RIGHT JUSTIFICATION FOR NUMBERS */ if(entry->text){ text_width = gdk_text_width (GTK_WIDGET (shentry)->style->font, gtk_entry_get_text(entry), strlen(gtk_entry_get_text(entry))); entry->scroll_offset= -(text_area_width - text_width); if(entry->scroll_offset > 0){ if(shentry->text_max_size != 0 && text_area_width+char_width<=shentry->text_max_size){ GTK_WIDGET(shentry)->allocation.x=GTK_WIDGET(shentry)->allocation.x+ GTK_WIDGET(shentry)->allocation.width- (text_area_width+char_width); GTK_WIDGET(shentry)->allocation.width=text_area_width+char_width; gtk_entry_size_allocate(GTK_WIDGET(shentry), (GtkAllocation *)(>K_WIDGET(shentry)->allocation)); gtk_widget_queue_draw(GTK_WIDGET(shentry)); } else { entry->scroll_offset= -(text_area_width - gdk_text_width (GTK_WIDGET (shentry)->style->font, gtk_entry_get_text(entry), GTK_EDITABLE(entry)->current_pos)) + 1; if(entry->scroll_offset < 0) entry->scroll_offset = 0; } } } else entry->scroll_offset=0; break; case GTK_JUSTIFY_CENTER: if(entry->text){ text_width = gdk_text_width (GTK_WIDGET (shentry)->style->font, gtk_entry_get_text(entry), strlen(gtk_entry_get_text(entry))); entry->scroll_offset= -(text_area_width - text_width)/2; if(entry->scroll_offset > 0){ if(shentry->text_max_size != 0 && text_area_width+char_width<=shentry->text_max_size){ GTK_WIDGET(shentry)->allocation.x=GTK_WIDGET(shentry)->allocation.x+ GTK_WIDGET(shentry)->allocation.width/2- (text_area_width+char_width)/2; GTK_WIDGET(shentry)->allocation.width=text_area_width+char_width; gtk_entry_size_allocate(GTK_WIDGET(shentry), (GtkAllocation *)(>K_WIDGET(shentry)->allocation)); gtk_widget_queue_draw(GTK_WIDGET(shentry)); } else { entry->scroll_offset= -(text_area_width - gdk_text_width (GTK_WIDGET (shentry)->style->font, gtk_entry_get_text(entry), GTK_EDITABLE(entry)->current_pos)) + 1; if(entry->scroll_offset < 0) entry->scroll_offset = 0; } } } else entry->scroll_offset=0; break; } } static void gtk_entry_grow_text (GtkEntry *entry) { gint previous_size; gint i; g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); g_return_if_fail (GTK_IS_SHENTRY (entry)); previous_size = entry->text_size; if (!entry->text_size) entry->text_size = 128; else entry->text_size *= 2; entry->text = g_realloc (entry->text, entry->text_size * sizeof(GdkWChar)); entry->char_offset = g_realloc (entry->char_offset, entry->text_size * sizeof(guint)); if (entry->text_length == 0) /* initial allocation */ { entry->char_offset[0] = 0; } for (i = previous_size; i < entry->text_size; i++) entry->text[i] = '\0'; } static void gtk_entry_insert_text (GtkEditable *editable, const gchar *new_text, gint new_text_length, gint *position) { GdkWChar *text; gint start_pos; gint end_pos; gint last_pos; gint max_length; gint i; guchar *new_text_nt; gint insertion_length; GdkWChar *insertion_text; GtkEntry *entry; GtkWidget *widget; g_return_if_fail (editable != NULL); g_return_if_fail (GTK_IS_ENTRY (editable)); entry = GTK_ENTRY (editable); widget = GTK_WIDGET (editable); if ((entry->text_length == 0) && (entry->use_wchar == FALSE)) { if (!GTK_WIDGET_REALIZED (widget)) gtk_widget_ensure_style (widget); if ((widget->style) && (widget->style->font->type == GDK_FONT_FONTSET)) entry->use_wchar = TRUE; } if (new_text_length < 0) { new_text_nt = (gchar *)new_text; new_text_length = strlen (new_text); if (new_text_length <= 0) return; } else if (new_text_length == 0) { return; } else { /* make a null-terminated copy of new_text */ new_text_nt = g_new (gchar, new_text_length + 1); memcpy (new_text_nt, new_text, new_text_length); new_text_nt[new_text_length] = 0; } /* The algorithms here will work as long as, the text size (a * multiple of 2), fits into a guint16 but we specify a shorter * maximum length so that if the user pastes a very long text, there * is not a long hang from the slow X_LOCALE functions. */ if (entry->text_max_length == 0) max_length = 2047; else max_length = MIN (2047, entry->text_max_length); /* Convert to wide characters */ insertion_text = g_new (GdkWChar, new_text_length); if (entry->use_wchar) insertion_length = gdk_mbstowcs (insertion_text, new_text_nt, new_text_length); else for (insertion_length=0; new_text_nt[insertion_length]; insertion_length++) insertion_text[insertion_length] = new_text_nt[insertion_length]; if (new_text_nt != (guchar *)new_text) g_free (new_text_nt); /* Make sure we do not exceed the maximum size of the entry. */ if (insertion_length + entry->text_length > max_length) insertion_length = max_length - entry->text_length; /* Don't insert anything, if there was nothing to insert. */ if (insertion_length <= 0) { g_free(insertion_text); return; } /* Make sure we are inserting at integral character position */ start_pos = *position; if (start_pos < 0) start_pos = 0; else if (start_pos > entry->text_length) start_pos = entry->text_length; end_pos = start_pos + insertion_length; last_pos = insertion_length + entry->text_length; if (editable->selection_start_pos >= *position) editable->selection_start_pos += insertion_length; if (editable->selection_end_pos >= *position) editable->selection_end_pos += insertion_length; while (last_pos >= entry->text_size) gtk_entry_grow_text (entry); text = entry->text; for (i = last_pos - 1; i >= end_pos; i--) text[i] = text[i- (end_pos - start_pos)]; for (i = start_pos; i < end_pos; i++) text[i] = insertion_text[i - start_pos]; g_free (insertion_text); /* Fix up the the character offsets */ if (GTK_WIDGET_REALIZED (entry)) { gint offset = 0; for (i = last_pos; i >= end_pos; i--) entry->char_offset[i] = entry->char_offset[i - insertion_length]; for (i=start_pos; i<end_pos; i++) { entry->char_offset[i] = entry->char_offset[start_pos] + offset; if (entry->visible) { offset += gdk_char_width_wc (GTK_WIDGET (entry)->style->font, entry->text[i]); } else { offset += gdk_char_width (GTK_WIDGET (entry)->style->font, '*'); } } for (i = end_pos; i <= last_pos; i++) entry->char_offset[i] += offset; } entry->text_length += insertion_length; *position = end_pos; entry->text_mb_dirty = 1; gtk_entry_queue_draw (entry); } static void gtk_entry_delete_text (GtkEditable *editable, gint start_pos, gint end_pos) { GdkWChar *text; gint deletion_length; gint i; GtkEntry *entry; g_return_if_fail (editable != NULL); g_return_if_fail (GTK_IS_ENTRY (editable)); entry = GTK_ENTRY (editable); if (end_pos < 0) end_pos = entry->text_length; if (editable->selection_start_pos > start_pos) editable->selection_start_pos -= MIN(end_pos, editable->selection_start_pos) - start_pos; if (editable->selection_end_pos > start_pos) editable->selection_end_pos -= MIN(end_pos, editable->selection_end_pos) - start_pos; if ((start_pos < end_pos) && (start_pos >= 0) && (end_pos <= entry->text_length)) { text = entry->text; deletion_length = end_pos - start_pos; /* Fix up the character offsets */ if (GTK_WIDGET_REALIZED (entry)) { gint deletion_width = entry->char_offset[end_pos] - entry->char_offset[start_pos]; for (i = 0 ; i <= entry->text_length - end_pos; i++) entry->char_offset[start_pos+i] = entry->char_offset[end_pos+i] - deletion_width; } for (i = end_pos; i < entry->text_length; i++) text[i - deletion_length] = text[i]; for (i = entry->text_length - deletion_length; i < entry->text_length; i++) text[i] = '\0'; entry->text_length -= deletion_length; editable->current_pos = start_pos; } entry->text_mb_dirty = 1; gtk_entry_queue_draw (entry); } static void gtk_entry_update_text (GtkEditable *editable, gint start_pos, gint end_pos) { gtk_entry_queue_draw (GTK_ENTRY(editable)); } static gchar * gtk_entry_get_chars (GtkEditable *editable, gint start_pos, gint end_pos) { GtkEntry *entry; g_return_val_if_fail (editable != NULL, NULL); g_return_val_if_fail (GTK_IS_ENTRY (editable), NULL); entry = GTK_ENTRY (editable); if (end_pos < 0) end_pos = entry->text_length; start_pos = MIN(entry->text_length, start_pos); end_pos = MIN(entry->text_length, end_pos); if (start_pos <= end_pos) { guchar *mbstr; if (entry->use_wchar) { GdkWChar ch; if (end_pos >= entry->text_size) gtk_entry_grow_text(entry); ch = entry->text[end_pos]; entry->text[end_pos] = 0; mbstr = gdk_wcstombs (entry->text + start_pos); entry->text[end_pos] = ch; return (gchar *)mbstr; } else { gint i; mbstr = g_new (gchar, end_pos - start_pos + 1); for (i=0; i<end_pos-start_pos; i++) mbstr[i] = entry->text[start_pos + i]; mbstr[i] = 0; return (gchar *)mbstr; } } else return NULL; } static void gtk_entry_move_cursor (GtkEditable *editable, gint x, gint y) { GtkEntry *entry; entry = GTK_ENTRY (editable); /* Horizontal motion */ if ((gint)editable->current_pos < -x) editable->current_pos = 0; else if (editable->current_pos + x > entry->text_length) editable->current_pos = entry->text_length; else editable->current_pos += x; /* Ignore vertical motion */ } static void gtk_move_forward_character (GtkEntry *entry) { gtk_entry_move_cursor (GTK_EDITABLE (entry), 1, 0); } static void gtk_move_backward_character (GtkEntry *entry) { gtk_entry_move_cursor (GTK_EDITABLE (entry), -1, 0); } static void gtk_entry_move_word (GtkEditable *editable, gint n) { while (n-- > 0) gtk_move_forward_word (GTK_ENTRY (editable)); while (n++ < 0) gtk_move_backward_word (GTK_ENTRY (editable)); } static void gtk_move_forward_word (GtkEntry *entry) { GtkEditable *editable; GdkWChar *text; gint i; editable = GTK_EDITABLE (entry); if (entry->text && (editable->current_pos < entry->text_length)) { text = entry->text; i = editable->current_pos; if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i]))) for (; i < entry->text_length; i++) { if ((entry->use_wchar) ? gdk_iswalnum (text[i]) : isalnum (text[i])) break; } for (; i < entry->text_length; i++) { if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i]))) break; } editable->current_pos = i; } } static void gtk_move_backward_word (GtkEntry *entry) { GtkEditable *editable; GdkWChar *text; gint i; editable = GTK_EDITABLE (entry); if (entry->text && editable->current_pos > 0) { text = entry->text; i = editable->current_pos - 1; if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i]))) for (; i >= 0; i--) { if ((entry->use_wchar) ? gdk_iswalnum (text[i]) : isalnum (text[i])) break; } for (; i >= 0; i--) { if ((entry->use_wchar) ? (!gdk_iswalnum (text[i])) : (!isalnum (text[i]))) { i++; break; } } if (i < 0) i = 0; editable->current_pos = i; } } static void gtk_entry_move_to_column (GtkEditable *editable, gint column) { GtkEntry *entry; entry = GTK_ENTRY (editable); if (column < 0 || column > entry->text_length) editable->current_pos = entry->text_length; else editable->current_pos = column; } static void gtk_move_beginning_of_line (GtkEntry *entry) { gtk_entry_move_to_column (GTK_EDITABLE (entry), 0); } static void gtk_move_end_of_line (GtkEntry *entry) { gtk_entry_move_to_column (GTK_EDITABLE (entry), -1); } static void gtk_entry_kill_char (GtkEditable *editable, gint direction) { if (editable->selection_start_pos != editable->selection_end_pos) gtk_editable_delete_selection (editable); else { gint old_pos = editable->current_pos; if (direction >= 0) { gtk_entry_move_cursor (editable, 1, 0); gtk_editable_delete_text (editable, old_pos, editable->current_pos); } else { gtk_entry_move_cursor (editable, -1, 0); gtk_editable_delete_text (editable, editable->current_pos, old_pos); } } } static void gtk_delete_forward_character (GtkEntry *entry) { gtk_entry_kill_char (GTK_EDITABLE (entry), 1); } static void gtk_delete_backward_character (GtkEntry *entry) { gtk_entry_kill_char (GTK_EDITABLE (entry), -1); } static void gtk_entry_kill_word (GtkEditable *editable, gint direction) { if (editable->selection_start_pos != editable->selection_end_pos) gtk_editable_delete_selection (editable); else { gint old_pos = editable->current_pos; if (direction >= 0) { gtk_entry_move_word (editable, 1); gtk_editable_delete_text (editable, old_pos, editable->current_pos); } else { gtk_entry_move_word (editable, -1); gtk_editable_delete_text (editable, editable->current_pos, old_pos); } } } static void gtk_delete_forward_word (GtkEntry *entry) { gtk_entry_kill_word (GTK_EDITABLE (entry), 1); } static void gtk_delete_backward_word (GtkEntry *entry) { gtk_entry_kill_word (GTK_EDITABLE (entry), -1); } static void gtk_entry_kill_line (GtkEditable *editable, gint direction) { gint old_pos = editable->current_pos; if (direction >= 0) { gtk_entry_move_to_column (editable, -1); gtk_editable_delete_text (editable, old_pos, editable->current_pos); } else { gtk_entry_move_to_column (editable, 0); gtk_editable_delete_text (editable, editable->current_pos, old_pos); } } static void gtk_delete_line (GtkEntry *entry) { gtk_entry_move_to_column (GTK_EDITABLE (entry), 0); gtk_entry_kill_line (GTK_EDITABLE (entry), 1); } static void gtk_delete_to_line_end (GtkEntry *entry) { gtk_editable_delete_text (GTK_EDITABLE(entry), GTK_EDITABLE(entry)->current_pos, entry->text_length); } static void gtk_select_word (GtkEntry *entry, guint32 time) { GtkEditable *editable; gint start_pos; gint end_pos; editable = GTK_EDITABLE (entry); gtk_move_backward_word (entry); start_pos = editable->current_pos; gtk_move_forward_word (entry); end_pos = editable->current_pos; editable->has_selection = TRUE; gtk_entry_set_selection (editable, start_pos, end_pos); gtk_editable_claim_selection (editable, start_pos != end_pos, time); } static void gtk_select_line (GtkEntry *entry, guint32 time) { GtkEditable *editable; editable = GTK_EDITABLE (entry); editable->has_selection = TRUE; gtk_entry_set_selection (editable, 0, entry->text_length); gtk_editable_claim_selection (editable, entry->text_length != 0, time); editable->current_pos = editable->selection_end_pos; } static void gtk_entry_set_selection (GtkEditable *editable, gint start, gint end) { g_return_if_fail (editable != NULL); g_return_if_fail (GTK_IS_ENTRY (editable)); if (end < 0) end = GTK_ENTRY (editable)->text_length; editable->selection_start_pos = start; editable->selection_end_pos = end; gtk_entry_queue_draw (GTK_ENTRY (editable)); } void gtk_entry_select_region (GtkEntry *entry, gint start, gint end) { gtk_editable_select_region (GTK_EDITABLE (entry), start, end); } void gtk_entry_set_max_length (GtkEntry *entry, guint16 max) { g_return_if_fail (entry != NULL); g_return_if_fail (GTK_IS_ENTRY (entry)); if (max && entry->text_length > max) gtk_editable_delete_text(GTK_EDITABLE(entry), max, -1); entry->text_max_length = max; } #ifdef USE_XIM static void gtk_entry_update_ic_attr (GtkWidget *widget) { GtkEditable *editable = (GtkEditable *) widget; GdkICAttributesType mask = 0; gdk_ic_get_attr (editable->ic, editable->ic_attr, GDK_IC_PREEDIT_FOREGROUND | GDK_IC_PREEDIT_BACKGROUND | GDK_IC_PREEDIT_FONTSET); if (editable->ic_attr->preedit_foreground.pixel != widget->style->fg[GTK_STATE_NORMAL].pixel) { mask |= GDK_IC_PREEDIT_FOREGROUND; editable->ic_attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL]; } if (editable->ic_attr->preedit_background.pixel != widget->style->base[GTK_STATE_NORMAL].pixel) { mask |= GDK_IC_PREEDIT_BACKGROUND; editable->ic_attr->preedit_background = widget->style->base[GTK_STATE_NORMAL]; } if ((gdk_ic_get_style (editable->ic) & GDK_IM_PREEDIT_POSITION) && !gdk_font_equal (editable->ic_attr->preedit_fontset, widget->style->font)) { mask |= GDK_IC_PREEDIT_FONTSET; editable->ic_attr->preedit_fontset = widget->style->font; } if (mask) gdk_ic_set_attr (editable->ic, editable->ic_attr, mask); } #endif /* USE_XIM */