/* 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 Lesser 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser 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. */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include #include #include #include "gtkgc.h" #include "gtkrc.h" #include "gtkspinbutton.h" #include "gtkstyle.h" #include "gtkwidget.h" #include "gtkthemes.h" #include "gtkiconfactory.h" #include "gtksettings.h" /* _gtk_settings_parse_convert() */ #define LIGHTNESS_MULT 1.3 #define DARKNESS_MULT 0.7 /* --- typedefs & structures --- */ typedef struct { GType widget_type; GParamSpec *pspec; GValue value; } PropertyValue; /* --- prototypes --- */ static void gtk_style_init (GtkStyle *style); static void gtk_style_class_init (GtkStyleClass *klass); static void gtk_style_finalize (GObject *object); static void gtk_style_realize (GtkStyle *style, GdkColormap *colormap); static void gtk_style_real_realize (GtkStyle *style); static void gtk_style_real_unrealize (GtkStyle *style); static void gtk_style_real_copy (GtkStyle *style, GtkStyle *src); static void gtk_style_real_set_background (GtkStyle *style, GdkWindow *window, GtkStateType state_type); static GtkStyle *gtk_style_real_clone (GtkStyle *style); static void gtk_style_real_init_from_rc (GtkStyle *style, GtkRcStyle *rc_style); static GdkPixbuf *gtk_default_render_icon (GtkStyle *style, const GtkIconSource *source, GtkTextDirection direction, GtkStateType state, GtkIconSize size, GtkWidget *widget, const gchar *detail); static void gtk_default_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y); static void gtk_default_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x); static void gtk_default_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill); static void gtk_default_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height); static void gtk_default_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string); static void gtk_default_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width); static void gtk_default_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width); static void gtk_default_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side); static void gtk_default_draw_focus (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation); static void gtk_default_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation); static void gtk_default_draw_expander (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, GtkExpanderStyle expander_style); static void gtk_default_draw_layout (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gboolean use_text, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, PangoLayout *layout); static void gtk_default_draw_resize_grip (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkWindowEdge edge, gint x, gint y, gint width, gint height); static void gtk_style_shade (GdkColor *a, GdkColor *b, gdouble k); static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b); static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s); /* * Data for default check and radio buttons */ static GtkRequisition default_option_indicator_size = { 7, 13 }; static GtkBorder default_option_indicator_spacing = { 7, 5, 2, 2 }; #define INDICATOR_PART_SIZE 13 typedef enum { CHECK_AA, CHECK_BASE, CHECK_BLACK, CHECK_DARK, CHECK_LIGHT, CHECK_MID, CHECK_TEXT, RADIO_BASE, RADIO_BLACK, RADIO_DARK, RADIO_LIGHT, RADIO_MID, RADIO_TEXT } IndicatorPart; static char check_aa_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x58,0x00,0xa0, 0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; static char check_base_bits[] = { 0x00,0x00,0x00,0x00,0xfc,0x07,0xfc,0x07,0xfc,0x07,0xfc,0x07,0xfc,0x07,0xfc, 0x07,0xfc,0x07,0xfc,0x07,0xfc,0x07,0x00,0x00,0x00,0x00}; static char check_black_bits[] = { 0x00,0x00,0xfe,0x0f,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02, 0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x00,0x00}; static char check_dark_bits[] = { 0xff,0x1f,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01, 0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00}; static char check_light_bits[] = { 0x00,0x00,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00, 0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0xfe,0x1f}; static char check_mid_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x08,0x00,0x08,0x00,0x08,0x00,0x08,0x00, 0x08,0x00,0x08,0x00,0x08,0x00,0x08,0xfc,0x0f,0x00,0x00}; static char check_text_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x03,0x80,0x01,0x80,0x00,0xd8, 0x00,0x60,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; static char radio_base_bits[] = { 0x00,0x00,0x00,0x00,0xf0,0x01,0xf8,0x03,0xfc,0x07,0xfc,0x07,0xfc,0x07,0xfc, 0x07,0xfc,0x07,0xf8,0x03,0xf0,0x01,0x00,0x00,0x00,0x00}; static char radio_black_bits[] = { 0x00,0x00,0xf0,0x01,0x08,0x02,0x04,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02, 0x00,0x02,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; static char radio_dark_bits[] = { 0xf0,0x01,0x08,0x02,0x04,0x04,0x02,0x04,0x01,0x00,0x01,0x00,0x01,0x00,0x01, 0x00,0x01,0x00,0x02,0x00,0x0c,0x00,0x00,0x00,0x00,0x00}; static char radio_light_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x10,0x00,0x10,0x00,0x10,0x00, 0x10,0x00,0x10,0x00,0x08,0x00,0x04,0x08,0x02,0xf0,0x01}; static char radio_mid_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x08,0x00,0x08,0x00, 0x08,0x00,0x08,0x00,0x04,0x00,0x02,0xf0,0x01,0x00,0x00}; static char radio_text_bits[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x00,0xf0,0x01,0xf0,0x01,0xf0, 0x01,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; static struct { char *bits; GdkBitmap *bmap; } indicator_parts[] = { { check_aa_bits, NULL }, { check_base_bits, NULL }, { check_black_bits, NULL }, { check_dark_bits, NULL }, { check_light_bits, NULL }, { check_mid_bits, NULL }, { check_text_bits, NULL }, { radio_base_bits, NULL }, { radio_black_bits, NULL }, { radio_dark_bits, NULL }, { radio_light_bits, NULL }, { radio_mid_bits, NULL }, { radio_text_bits, NULL } }; /* --- variables --- */ static GdkColor gtk_default_normal_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_active_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_prelight_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_selected_fg = { 0, 0xffff, 0xffff, 0xffff }; static GdkColor gtk_default_insensitive_fg = { 0, 0x7530, 0x7530, 0x7530 }; static GdkColor gtk_default_normal_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 }; static GdkColor gtk_default_active_bg = { 0, 0xc350, 0xc350, 0xc350 }; static GdkColor gtk_default_prelight_bg = { 0, 0xea60, 0xea60, 0xea60 }; static GdkColor gtk_default_selected_bg = { 0, 0, 0, 0x9c40 }; static GdkColor gtk_default_insensitive_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 }; static GdkColor gtk_default_selected_base = { 0, 0xa4a4, 0xdfdf, 0xffff }; static GdkColor gtk_default_active_base = { 0, 0xbcbc, 0xd2d2, 0xeeee }; static gpointer parent_class = NULL; /* --- functions --- */ GType gtk_style_get_type (void) { static GType style_type = 0; if (!style_type) { static const GTypeInfo style_info = { sizeof (GtkStyleClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) gtk_style_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GtkStyle), 0, /* n_preallocs */ (GInstanceInitFunc) gtk_style_init, }; style_type = g_type_register_static (G_TYPE_OBJECT, "GtkStyle", &style_info, 0); } return style_type; } static void gtk_style_init (GtkStyle *style) { gint i; style->font_desc = pango_font_description_from_string ("Sans 10"); style->attach_count = 0; style->colormap = NULL; style->depth = -1; style->black.red = 0; style->black.green = 0; style->black.blue = 0; style->white.red = 65535; style->white.green = 65535; style->white.blue = 65535; style->black_gc = NULL; style->white_gc = NULL; style->fg[GTK_STATE_NORMAL] = gtk_default_normal_fg; style->fg[GTK_STATE_ACTIVE] = gtk_default_active_fg; style->fg[GTK_STATE_PRELIGHT] = gtk_default_prelight_fg; style->fg[GTK_STATE_SELECTED] = gtk_default_selected_fg; style->fg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_fg; style->bg[GTK_STATE_NORMAL] = gtk_default_normal_bg; style->bg[GTK_STATE_ACTIVE] = gtk_default_active_bg; style->bg[GTK_STATE_PRELIGHT] = gtk_default_prelight_bg; style->bg[GTK_STATE_SELECTED] = gtk_default_selected_bg; style->bg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_bg; for (i = 0; i < 4; i++) { style->text[i] = style->fg[i]; style->base[i] = style->white; } style->base[GTK_STATE_SELECTED] = gtk_default_selected_base; style->text[GTK_STATE_SELECTED] = style->black; style->base[GTK_STATE_ACTIVE] = gtk_default_active_base; style->text[GTK_STATE_ACTIVE] = style->black; style->base[GTK_STATE_INSENSITIVE] = gtk_default_prelight_bg; style->text[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_fg; for (i = 0; i < 5; i++) style->bg_pixmap[i] = NULL; style->rc_style = NULL; for (i = 0; i < 5; i++) { style->fg_gc[i] = NULL; style->bg_gc[i] = NULL; style->light_gc[i] = NULL; style->dark_gc[i] = NULL; style->mid_gc[i] = NULL; style->text_gc[i] = NULL; style->base_gc[i] = NULL; style->text_aa_gc[i] = NULL; } style->xthickness = 2; style->ythickness = 2; style->property_cache = NULL; } static void gtk_style_class_init (GtkStyleClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); parent_class = g_type_class_peek_parent (klass); object_class->finalize = gtk_style_finalize; klass->clone = gtk_style_real_clone; klass->copy = gtk_style_real_copy; klass->init_from_rc = gtk_style_real_init_from_rc; klass->realize = gtk_style_real_realize; klass->unrealize = gtk_style_real_unrealize; klass->set_background = gtk_style_real_set_background; klass->render_icon = gtk_default_render_icon; klass->draw_hline = gtk_default_draw_hline; klass->draw_vline = gtk_default_draw_vline; klass->draw_shadow = gtk_default_draw_shadow; klass->draw_polygon = gtk_default_draw_polygon; klass->draw_arrow = gtk_default_draw_arrow; klass->draw_diamond = gtk_default_draw_diamond; klass->draw_string = gtk_default_draw_string; klass->draw_box = gtk_default_draw_box; klass->draw_flat_box = gtk_default_draw_flat_box; klass->draw_check = gtk_default_draw_check; klass->draw_option = gtk_default_draw_option; klass->draw_tab = gtk_default_draw_tab; klass->draw_shadow_gap = gtk_default_draw_shadow_gap; klass->draw_box_gap = gtk_default_draw_box_gap; klass->draw_extension = gtk_default_draw_extension; klass->draw_focus = gtk_default_draw_focus; klass->draw_slider = gtk_default_draw_slider; klass->draw_handle = gtk_default_draw_handle; klass->draw_expander = gtk_default_draw_expander; klass->draw_layout = gtk_default_draw_layout; klass->draw_resize_grip = gtk_default_draw_resize_grip; } static void clear_property_cache (GtkStyle *style) { if (style->property_cache) { guint i; for (i = 0; i < style->property_cache->len; i++) { PropertyValue *node = &g_array_index (style->property_cache, PropertyValue, i); g_param_spec_unref (node->pspec); g_value_unset (&node->value); } g_array_free (style->property_cache, TRUE); style->property_cache = NULL; } } static void gtk_style_finalize (GObject *object) { GtkStyle *style = GTK_STYLE (object); g_return_if_fail (style->attach_count == 0); clear_property_cache (style); if (style->styles) { if (style->styles->data != style) g_slist_remove (style->styles, style); else { GSList *tmp_list = style->styles->next; while (tmp_list) { GTK_STYLE (tmp_list->data)->styles = style->styles->next; tmp_list = tmp_list->next; } g_slist_free_1 (style->styles); } } pango_font_description_free (style->font_desc); if (style->private_font) gdk_font_unref (style->private_font); if (style->private_font_desc) pango_font_description_free (style->private_font_desc); if (style->rc_style) gtk_rc_style_unref (style->rc_style); G_OBJECT_CLASS (parent_class)->finalize (object); } GtkStyle* gtk_style_copy (GtkStyle *style) { GtkStyle *new_style; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); new_style = GTK_STYLE_GET_CLASS (style)->clone (style); GTK_STYLE_GET_CLASS (style)->copy (new_style, style); return new_style; } static GtkStyle* gtk_style_duplicate (GtkStyle *style) { GtkStyle *new_style; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); new_style = gtk_style_copy (style); style->styles = g_slist_append (style->styles, new_style); new_style->styles = style->styles; return new_style; } /** * gtk_style_new: * @returns: a new #GtkStyle. * * Creates a new #GtkStyle. **/ GtkStyle* gtk_style_new (void) { GtkStyle *style; style = g_object_new (GTK_TYPE_STYLE, NULL); return style; } /** * gtk_style_attach: * @style: a #GtkStyle. * @window: a #GtkWindow. * @returns: Either @style, or a newly-created #GtkStyle. * If the style is newly created, the style parameter * will be dereferenced, and the new style will have * a reference count belonging to the caller. * * Attaches a style to a window; this process allocates the * colors and creates the GC's for the style - it specializes * it to a particular visual and colormap. The process may * involve the creation of a new style if the style has already * been attached to a window with a different style and colormap. **/ /* * FIXME: The sequence - * create a style => s1 * attach s1 to v1, c1 => s1 * attach s1 to v2, c2 => s2 * detach s1 from v1, c1 * attach s1 to v2, c2 => s3 * results in two separate, unlinked styles s2 and s3 which * are identical and could be shared. To fix this, we would * want to never remove a style from the list of linked * styles as long as as it has a reference count. However, the * disadvantage of doing it this way means that we would need two * passes through the linked list when attaching (one to check for * matching styles, one to look for empty unattached styles - but * it will almost never be longer than 2 elements. */ GtkStyle* gtk_style_attach (GtkStyle *style, GdkWindow *window) { GSList *styles; GtkStyle *new_style = NULL; GdkColormap *colormap; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); g_return_val_if_fail (window != NULL, NULL); colormap = gdk_window_get_colormap (window); if (!style->styles) style->styles = g_slist_append (NULL, style); styles = style->styles; while (styles) { new_style = styles->data; if (new_style->attach_count == 0) { gtk_style_realize (new_style, colormap); break; } else if (new_style->colormap == colormap) break; new_style = NULL; styles = styles->next; } if (!new_style) { new_style = gtk_style_duplicate (style); gtk_style_realize (new_style, colormap); } /* A style gets a refcount from being attached */ if (new_style->attach_count == 0) g_object_ref (new_style); /* Another refcount belongs to the parent */ if (style != new_style) { g_object_unref (style); g_object_ref (new_style); } new_style->attach_count++; return new_style; } void gtk_style_detach (GtkStyle *style) { g_return_if_fail (GTK_IS_STYLE (style)); style->attach_count -= 1; if (style->attach_count == 0) { GTK_STYLE_GET_CLASS (style)->unrealize (style); gdk_colormap_unref (style->colormap); style->colormap = NULL; g_object_unref (style); } } /** * gtk_style_ref: * @style: a #GtkStyle. * @returns: @style. * * Deprecated equivalent of g_object_ref(). **/ GtkStyle* gtk_style_ref (GtkStyle *style) { return (GtkStyle *) g_object_ref (G_OBJECT (style)); } /** * gtk_style_unref: * @style: a #GtkStyle. * * Deprecated equivalent of g_object_unref(). **/ void gtk_style_unref (GtkStyle *style) { g_object_unref (G_OBJECT (style)); } static void gtk_style_realize (GtkStyle *style, GdkColormap *colormap) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GDK_IS_COLORMAP (colormap)); style->colormap = gdk_colormap_ref (colormap); style->depth = gdk_colormap_get_visual (colormap)->depth; GTK_STYLE_GET_CLASS (style)->realize (style); } GtkIconSet* gtk_style_lookup_icon_set (GtkStyle *style, const char *stock_id) { GSList *iter; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); g_return_val_if_fail (stock_id != NULL, NULL); iter = style->icon_factories; while (iter != NULL) { GtkIconSet *icon_set = gtk_icon_factory_lookup (GTK_ICON_FACTORY (iter->data), stock_id); if (icon_set) return icon_set; iter = g_slist_next (iter); } return gtk_icon_factory_lookup_default (stock_id); } /** * gtk_draw_hline: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @x1: the starting x coordinate * @x2: the ending x coordinate * @y: the y coordinate * * Draws a horizontal line from (@x1, @y) to (@x2, @y) in @window * using the given style and state. * * This function is deprecated, use gtk_paint_hline() instead. **/ void gtk_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint x1, gint x2, gint y) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_hline != NULL); GTK_STYLE_GET_CLASS (style)->draw_hline (style, window, state_type, NULL, NULL, NULL, x1, x2, y); } /** * gtk_draw_vline: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @y1: the starting y coordinate * @y2: the ending y coordinate * @x: the x coordinate * * Draws a vertical line from (@x, @y1) to (@x, @y2) in @window * using the given style and state. * * This function is deprecated, use gtk_paint_vline() instead. **/ void gtk_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint y1, gint y2, gint x) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_vline != NULL); GTK_STYLE_GET_CLASS (style)->draw_vline (style, window, state_type, NULL, NULL, NULL, y1, y2, x); } /** * gtk_draw_shadow: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: type of shadow to draw * @x: x origin of the rectangle * @y: y origin of the rectangle * @width: width of the rectangle * @height: width of the rectangle * * Draws a shadow around the given rectangle in @window * using the given style and state and shadow type. * * This function is deprecated, use gtk_paint_shadow() instead. */ void gtk_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_shadow != NULL); GTK_STYLE_GET_CLASS (style)->draw_shadow (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_polygon: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: type of shadow to draw * @points: an array of #GdkPoints * @npoints: length of @points * @fill: %TRUE if the polygon should be filled * * Draws a polygon on @window with the given parameters. * * This function is deprecated, use gtk_paint_polygon() instead. */ void gtk_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkPoint *points, gint npoints, gboolean fill) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_polygon != NULL); GTK_STYLE_GET_CLASS (style)->draw_polygon (style, window, state_type, shadow_type, NULL, NULL, NULL, points, npoints, fill); } /** * gtk_draw_arrow: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @arrow_type: the type of arrow to draw * @fill: %TRUE if the arrow tip should be filled * @x: x origin of the rectangle to draw the arrow in * @y: y origin of the rectangle to draw the arrow in * @width: width of the rectangle to draw the arrow in * @height: height of the rectangle to draw the arrow in * * Draws an arrow in the given rectangle on @window using the given * parameters. @arrow_type determines the direction of the arrow. * * This function is deprecated, use gtk_paint_arrow() instead. */ void gtk_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_arrow != NULL); GTK_STYLE_GET_CLASS (style)->draw_arrow (style, window, state_type, shadow_type, NULL, NULL, NULL, arrow_type, fill, x, y, width, height); } /** * gtk_draw_diamond: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the rectangle to draw the diamond in * @y: y origin of the rectangle to draw the diamond in * @width: width of the rectangle to draw the diamond in * @height: height of the rectangle to draw the diamond in * * Draws a diamond in the given rectangle on @window using the given parameters. * * This function is deprecated, use gtk_paint_diamond() instead. */ void gtk_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_diamond != NULL); GTK_STYLE_GET_CLASS (style)->draw_diamond (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_string: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @x: x origin * @y: y origin * @string: the string to draw * * Draws a text string on @window with the given parameters. * * This function is deprecated, use gtk_paint_layout() instead. */ void gtk_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint x, gint y, const gchar *string) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_string != NULL); GTK_STYLE_GET_CLASS (style)->draw_string (style, window, state_type, NULL, NULL, NULL, x, y, string); } /** * gtk_draw_box: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the box * @y: y origin of the box * @width: the width of the box * @height: the height of the box * * Draws a box on @window with the given parameters. * * This function is deprecated, use gtk_paint_box() instead. */ void gtk_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_box != NULL); GTK_STYLE_GET_CLASS (style)->draw_box (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_flat_box: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the box * @y: y origin of the box * @width: the width of the box * @height: the height of the box * * Draws a flat box on @window with the given parameters. * * This function is deprecated, use gtk_paint_flat_box() instead. */ void gtk_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_flat_box != NULL); GTK_STYLE_GET_CLASS (style)->draw_flat_box (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_check: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the rectangle to draw the check in * @y: y origin of the rectangle to draw the check in * @width: the width of the rectangle to draw the check in * @height: the height of the rectangle to draw the check in * * Draws a check button indicator in the given rectangle on @window with * the given parameters. * * This function is deprecated, use gtk_paint_check() instead. */ void gtk_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_check != NULL); GTK_STYLE_GET_CLASS (style)->draw_check (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_option: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the rectangle to draw the option in * @y: y origin of the rectangle to draw the option in * @width: the width of the rectangle to draw the option in * @height: the height of the rectangle to draw the option in * * Draws a radio button indicator in the given rectangle on @window with * the given parameters. * * This function is deprecated, use gtk_paint_option() instead. */ void gtk_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_option != NULL); GTK_STYLE_GET_CLASS (style)->draw_option (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } /** * gtk_draw_tab: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @shadow_type: the type of shadow to draw * @x: x origin of the rectangle to draw the tab in * @y: y origin of the rectangle to draw the tab in * @width: the width of the rectangle to draw the tab in * @height: the height of the rectangle to draw the tab in * * Draws an option menu tab (i.e. the up and down pointing arrows) * in the given rectangle on @window using the given parameters. * * This function is deprecated, use gtk_paint_tab() instead. */ void gtk_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_tab != NULL); GTK_STYLE_GET_CLASS (style)->draw_tab (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_shadow_gap != NULL); GTK_STYLE_GET_CLASS (style)->draw_shadow_gap (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_box_gap != NULL); GTK_STYLE_GET_CLASS (style)->draw_box_gap (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_extension != NULL); GTK_STYLE_GET_CLASS (style)->draw_extension (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side); } /** * gtk_draw_focus: * @style: a #GtkStyle * @window: a #GdkWindow * @x: the x origin of the rectangle around which to draw a focus indicator * @y: the y origin of the rectangle around which to draw a focus indicator * @width: the width of the rectangle around which to draw a focus indicator * @height: the height of the rectangle around which to draw a focus indicator * * Draws a focus indicator around the given rectangle on @window using the * given style. * * This function is deprecated, use gtk_paint_focus() instead. */ void gtk_draw_focus (GtkStyle *style, GdkWindow *window, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_focus != NULL); GTK_STYLE_GET_CLASS (style)->draw_focus (style, window, GTK_STATE_NORMAL, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_slider != NULL); GTK_STYLE_GET_CLASS (style)->draw_slider (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, orientation); } void gtk_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_handle != NULL); GTK_STYLE_GET_CLASS (style)->draw_handle (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, orientation); } void gtk_draw_expander (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint x, gint y, GtkExpanderStyle expander_style) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_expander != NULL); GTK_STYLE_GET_CLASS (style)->draw_expander (style, window, state_type, NULL, NULL, NULL, x, y, expander_style); } void gtk_draw_layout (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gboolean use_text, gint x, gint y, PangoLayout *layout) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_layout != NULL); GTK_STYLE_GET_CLASS (style)->draw_layout (style, window, state_type, use_text, NULL, NULL, NULL, x, y, layout); } /** * gtk_draw_resize_grip: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @edge: the edge in which to draw the resize grip, currently only * %GTK_WINDOW_EDGE_SOUTH_EAST is implemented * @x: the x origin of the rectangle in which to draw the resize grip * @y: the y origin of the rectangle in which to draw the resize grip * @width: the width of the rectangle in which to draw the resize grip * @height: the height of the rectangle in which to draw the resize grip * * Draws a resize grip in the given rectangle on @window using the given * parameters. * * This function is deprecated, use gtk_paint_resize_grip() instead. */ void gtk_draw_resize_grip (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkWindowEdge edge, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_resize_grip != NULL); GTK_STYLE_GET_CLASS (style)->draw_resize_grip (style, window, state_type, NULL, NULL, NULL, edge, x, y, width, height); } /** * gtk_style_set_background: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * * Sets the background of @window to the background color or pixmap * specified by @style for the given state. */ void gtk_style_set_background (GtkStyle *style, GdkWindow *window, GtkStateType state_type) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); GTK_STYLE_GET_CLASS (style)->set_background (style, window, state_type); } /* Default functions */ static GtkStyle * gtk_style_real_clone (GtkStyle *style) { return GTK_STYLE (g_object_new (G_OBJECT_TYPE (style), NULL)); } static void gtk_style_real_copy (GtkStyle *style, GtkStyle *src) { gint i; for (i = 0; i < 5; i++) { style->fg[i] = src->fg[i]; style->bg[i] = src->bg[i]; style->text[i] = src->text[i]; style->base[i] = src->base[i]; style->bg_pixmap[i] = src->bg_pixmap[i]; } if (style->private_font) gdk_font_unref (style->private_font); style->private_font = src->private_font; if (style->private_font) gdk_font_ref (style->private_font); if (style->font_desc) pango_font_description_free (style->font_desc); if (src->font_desc) style->font_desc = pango_font_description_copy (src->font_desc); else style->font_desc = NULL; style->xthickness = src->xthickness; style->ythickness = src->ythickness; if (style->rc_style) gtk_rc_style_unref (style->rc_style); style->rc_style = src->rc_style; if (src->rc_style) gtk_rc_style_ref (src->rc_style); /* don't copy, just clear cache */ clear_property_cache (style); } static void gtk_style_real_init_from_rc (GtkStyle *style, GtkRcStyle *rc_style) { gint i; /* cache _should_ be still empty */ clear_property_cache (style); if (rc_style->font_desc) pango_font_description_merge (style->font_desc, rc_style->font_desc, TRUE); for (i = 0; i < 5; i++) { if (rc_style->color_flags[i] & GTK_RC_FG) style->fg[i] = rc_style->fg[i]; if (rc_style->color_flags[i] & GTK_RC_BG) style->bg[i] = rc_style->bg[i]; if (rc_style->color_flags[i] & GTK_RC_TEXT) style->text[i] = rc_style->text[i]; if (rc_style->color_flags[i] & GTK_RC_BASE) style->base[i] = rc_style->base[i]; } if (rc_style->xthickness >= 0) style->xthickness = rc_style->xthickness; if (rc_style->ythickness >= 0) style->ythickness = rc_style->ythickness; if (rc_style->icon_factories) { GSList *iter; style->icon_factories = g_slist_copy (rc_style->icon_factories); iter = style->icon_factories; while (iter != NULL) { g_object_ref (G_OBJECT (iter->data)); iter = g_slist_next (iter); } } } static gint style_property_values_cmp (gconstpointer bsearch_node1, gconstpointer bsearch_node2) { const PropertyValue *val1 = bsearch_node1; const PropertyValue *val2 = bsearch_node2; if (val1->widget_type == val2->widget_type) return val1->pspec < val2->pspec ? -1 : val1->pspec == val2->pspec ? 0 : 1; else return val1->widget_type < val2->widget_type ? -1 : 1; } const GValue* _gtk_style_peek_property_value (GtkStyle *style, GType widget_type, GParamSpec *pspec, GtkRcPropertyParser parser) { PropertyValue *pcache, key = { 0, NULL, { 0, } }; const GtkRcProperty *rcprop = NULL; guint i; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), NULL); g_return_val_if_fail (g_type_is_a (pspec->owner_type, GTK_TYPE_WIDGET), NULL); g_return_val_if_fail (g_type_is_a (widget_type, pspec->owner_type), NULL); key.widget_type = widget_type; key.pspec = pspec; /* need value cache array */ if (!style->property_cache) style->property_cache = g_array_new (FALSE, FALSE, sizeof (PropertyValue)); else { pcache = bsearch (&key, style->property_cache->data, style->property_cache->len, sizeof (PropertyValue), style_property_values_cmp); if (pcache) return &pcache->value; } i = 0; while (i < style->property_cache->len && style_property_values_cmp (&key, &g_array_index (style->property_cache, PropertyValue, i)) >= 0) i++; g_array_insert_val (style->property_cache, i, key); pcache = &g_array_index (style->property_cache, PropertyValue, i); /* cache miss, initialize value type, then set contents */ g_param_spec_ref (pcache->pspec); g_value_init (&pcache->value, G_PARAM_SPEC_VALUE_TYPE (pspec)); /* value provided by rc style? */ if (style->rc_style) { GQuark prop_quark = g_quark_from_string (pspec->name); do { rcprop = _gtk_rc_style_lookup_rc_property (style->rc_style, g_type_qname (widget_type), prop_quark); if (rcprop) break; widget_type = g_type_parent (widget_type); } while (g_type_is_a (widget_type, pspec->owner_type)); } /* when supplied by rc style, we need to convert */ if (rcprop && !_gtk_settings_parse_convert (parser, &rcprop->value, pspec, &pcache->value)) { gchar *contents = g_strdup_value_contents (&rcprop->value); g_message ("%s: failed to retrieve property `%s::%s' of type `%s' from rc file value \"%s\" of type `%s'", rcprop->origin, g_type_name (pspec->owner_type), pspec->name, g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)), contents, G_VALUE_TYPE_NAME (&rcprop->value)); g_free (contents); rcprop = NULL; /* needs default */ } /* not supplied by rc style (or conversion failed), revert to default */ if (!rcprop) g_param_value_set_default (pspec, &pcache->value); return &pcache->value; } static GdkPixmap * load_bg_image (GdkColormap *colormap, GdkColor *bg_color, const gchar *filename) { if (strcmp (filename, "") == 0) return (GdkPixmap*) GDK_PARENT_RELATIVE; else { return gdk_pixmap_colormap_create_from_xpm (NULL, colormap, NULL, bg_color, filename); } } static void gtk_style_real_realize (GtkStyle *style) { GdkGCValues gc_values; GdkGCValuesMask gc_values_mask; gint i; for (i = 0; i < 5; i++) { gtk_style_shade (&style->bg[i], &style->light[i], LIGHTNESS_MULT); gtk_style_shade (&style->bg[i], &style->dark[i], DARKNESS_MULT); style->mid[i].red = (style->light[i].red + style->dark[i].red) / 2; style->mid[i].green = (style->light[i].green + style->dark[i].green) / 2; style->mid[i].blue = (style->light[i].blue + style->dark[i].blue) / 2; style->text_aa[i].red = (style->text[i].red + style->base[i].red) / 2; style->text_aa[i].green = (style->text[i].green + style->base[i].green) / 2; style->text_aa[i].blue = (style->text[i].blue + style->base[i].blue) / 2; } gdk_color_black (style->colormap, &style->black); gdk_color_white (style->colormap, &style->white); gc_values_mask = GDK_GC_FOREGROUND; gc_values.foreground = style->black; style->black_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->white; style->white_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); for (i = 0; i < 5; i++) { if (style->rc_style && style->rc_style->bg_pixmap_name[i]) style->bg_pixmap[i] = load_bg_image (style->colormap, &style->bg[i], style->rc_style->bg_pixmap_name[i]); if (!gdk_color_alloc (style->colormap, &style->fg[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->fg[i].red, style->fg[i].green, style->fg[i].blue); if (!gdk_color_alloc (style->colormap, &style->bg[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->bg[i].red, style->bg[i].green, style->bg[i].blue); if (!gdk_color_alloc (style->colormap, &style->light[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->light[i].red, style->light[i].green, style->light[i].blue); if (!gdk_color_alloc (style->colormap, &style->dark[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->dark[i].red, style->dark[i].green, style->dark[i].blue); if (!gdk_color_alloc (style->colormap, &style->mid[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->mid[i].red, style->mid[i].green, style->mid[i].blue); if (!gdk_color_alloc (style->colormap, &style->text[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->text[i].red, style->text[i].green, style->text[i].blue); if (!gdk_color_alloc (style->colormap, &style->base[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->base[i].red, style->base[i].green, style->base[i].blue); if (!gdk_color_alloc (style->colormap, &style->text_aa[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->text_aa[i].red, style->text_aa[i].green, style->text_aa[i].blue); gc_values.foreground = style->fg[i]; style->fg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->bg[i]; style->bg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->light[i]; style->light_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->dark[i]; style->dark_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->mid[i]; style->mid_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->text[i]; style->text_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->base[i]; style->base_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->text_aa[i]; style->text_aa_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); } } static void gtk_style_real_unrealize (GtkStyle *style) { int i; gtk_gc_release (style->black_gc); gtk_gc_release (style->white_gc); for (i = 0; i < 5; i++) { gtk_gc_release (style->fg_gc[i]); gtk_gc_release (style->bg_gc[i]); gtk_gc_release (style->light_gc[i]); gtk_gc_release (style->dark_gc[i]); gtk_gc_release (style->mid_gc[i]); gtk_gc_release (style->text_gc[i]); gtk_gc_release (style->base_gc[i]); gtk_gc_release (style->text_aa_gc[i]); if (style->bg_pixmap[i] && style->bg_pixmap[i] != (GdkPixmap*) GDK_PARENT_RELATIVE) gdk_pixmap_unref (style->bg_pixmap[i]); } gdk_colormap_free_colors (style->colormap, style->fg, 5); gdk_colormap_free_colors (style->colormap, style->bg, 5); gdk_colormap_free_colors (style->colormap, style->light, 5); gdk_colormap_free_colors (style->colormap, style->dark, 5); gdk_colormap_free_colors (style->colormap, style->mid, 5); gdk_colormap_free_colors (style->colormap, style->text, 5); gdk_colormap_free_colors (style->colormap, style->base, 5); gdk_colormap_free_colors (style->colormap, style->text_aa, 5); } static void gtk_style_real_set_background (GtkStyle *style, GdkWindow *window, GtkStateType state_type) { GdkPixmap *pixmap; gint parent_relative; if (style->bg_pixmap[state_type]) { if (style->bg_pixmap[state_type] == (GdkPixmap*) GDK_PARENT_RELATIVE) { pixmap = NULL; parent_relative = TRUE; } else { pixmap = style->bg_pixmap[state_type]; parent_relative = FALSE; } gdk_window_set_back_pixmap (window, pixmap, parent_relative); } else gdk_window_set_background (window, &style->bg[state_type]); } /** * gtk_style_render_icon: * @style: a #GtkStyle * @source: the #GtkIconSource specifying the icon to render * @direction: a text direction * @state: a state * @size: the size to render the icon at * @widget: the widget * @detail: a style detail * @returns: a newly-created #GdkPixbuf containing the rendered icon * * Renders the icon specified by @source at the given @size * according to the given parameters and returns the result in a * pixbuf. */ GdkPixbuf * gtk_style_render_icon (GtkStyle *style, const GtkIconSource *source, GtkTextDirection direction, GtkStateType state, GtkIconSize size, GtkWidget *widget, const gchar *detail) { GdkPixbuf *pixbuf; g_return_val_if_fail (GTK_IS_STYLE (style), NULL); g_return_val_if_fail (GTK_STYLE_GET_CLASS (style)->render_icon != NULL, NULL); pixbuf = GTK_STYLE_GET_CLASS (style)->render_icon (style, source, direction, state, size, widget, detail); g_return_val_if_fail (pixbuf != NULL, NULL); return pixbuf; } /* Default functions */ void gtk_style_apply_default_background (GtkStyle *style, GdkWindow *window, gboolean set_bg, GtkStateType state_type, GdkRectangle *area, gint x, gint y, gint width, gint height) { GdkRectangle new_rect, old_rect; if (area) { old_rect.x = x; old_rect.y = y; old_rect.width = width; old_rect.height = height; if (!gdk_rectangle_intersect (area, &old_rect, &new_rect)) return; } else { new_rect.x = x; new_rect.y = y; new_rect.width = width; new_rect.height = height; } if (!style->bg_pixmap[state_type] || GDK_IS_PIXMAP (window) || (!set_bg && style->bg_pixmap[state_type] != (GdkPixmap*) GDK_PARENT_RELATIVE)) { GdkGC *gc = style->bg_gc[state_type]; if (style->bg_pixmap[state_type]) { gdk_gc_set_fill (gc, GDK_TILED); gdk_gc_set_tile (gc, style->bg_pixmap[state_type]); } gdk_draw_rectangle (window, gc, TRUE, new_rect.x, new_rect.y, new_rect.width, new_rect.height); if (style->bg_pixmap[state_type]) gdk_gc_set_fill (gc, GDK_SOLID); } else { if (set_bg) { if (style->bg_pixmap[state_type] == (GdkPixmap*) GDK_PARENT_RELATIVE) gdk_window_set_back_pixmap (window, NULL, TRUE); else gdk_window_set_back_pixmap (window, style->bg_pixmap[state_type], FALSE); } gdk_window_clear_area (window, new_rect.x, new_rect.y, new_rect.width, new_rect.height); } } static GdkPixbuf* scale_or_ref (GdkPixbuf *src, gint width, gint height) { if (width == gdk_pixbuf_get_width (src) && height == gdk_pixbuf_get_height (src)) { gdk_pixbuf_ref (src); return src; } else { return gdk_pixbuf_scale_simple (src, width, height, GDK_INTERP_BILINEAR); } } static GdkPixbuf * gtk_default_render_icon (GtkStyle *style, const GtkIconSource *source, GtkTextDirection direction, GtkStateType state, GtkIconSize size, GtkWidget *widget, const gchar *detail) { gint width = 1; gint height = 1; GdkPixbuf *scaled; GdkPixbuf *stated; GdkPixbuf *base_pixbuf; /* Oddly, style can be NULL in this function, because * GtkIconSet can be used without a style and if so * it uses this function. */ base_pixbuf = gtk_icon_source_get_pixbuf (source); g_return_val_if_fail (base_pixbuf != NULL, NULL); if (!gtk_icon_size_lookup (size, &width, &height)) { g_warning (G_STRLOC ": invalid icon size `%d'", size); return NULL; } /* If the size was wildcarded, then scale; otherwise, leave it * alone. */ if (gtk_icon_source_get_size_wildcarded (source)) scaled = scale_or_ref (base_pixbuf, width, height); else scaled = GDK_PIXBUF (g_object_ref (G_OBJECT (base_pixbuf))); /* If the state was wildcarded, then generate a state. */ if (gtk_icon_source_get_state_wildcarded (source)) { if (state == GTK_STATE_INSENSITIVE) { stated = gdk_pixbuf_copy (scaled); gdk_pixbuf_saturate_and_pixelate (scaled, stated, 0.8, TRUE); gdk_pixbuf_unref (scaled); } else if (state == GTK_STATE_PRELIGHT) { stated = gdk_pixbuf_copy (scaled); gdk_pixbuf_saturate_and_pixelate (scaled, stated, 1.2, FALSE); gdk_pixbuf_unref (scaled); } else { stated = scaled; } } else stated = scaled; return stated; } static void sanitize_size (GdkWindow *window, gint *width, gint *height) { if ((*width == -1) && (*height == -1)) gdk_window_get_size (window, width, height); else if (*width == -1) gdk_window_get_size (window, width, NULL); else if (*height == -1) gdk_window_get_size (window, NULL, height); } static void draw_part (GdkDrawable *drawable, GdkGC *gc, GdkRectangle *area, gint x, gint y, IndicatorPart part) { if (area) gdk_gc_set_clip_rectangle (gc, area); if (!indicator_parts[part].bmap) indicator_parts[part].bmap = gdk_bitmap_create_from_data (drawable, indicator_parts[part].bits, INDICATOR_PART_SIZE, INDICATOR_PART_SIZE); gdk_gc_set_ts_origin (gc, x, y); gdk_gc_set_stipple (gc, indicator_parts[part].bmap); gdk_gc_set_fill (gc, GDK_STIPPLED); gdk_draw_rectangle (drawable, gc, TRUE, x, y, INDICATOR_PART_SIZE, INDICATOR_PART_SIZE); gdk_gc_set_fill (gc, GDK_SOLID); if (area) gdk_gc_set_clip_rectangle (gc, NULL); } static void gtk_default_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y) { gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); thickness_light = style->ythickness / 2; thickness_dark = style->ythickness - thickness_light; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); } if (detail && !strcmp (detail, "label")) { if (state_type == GTK_STATE_INSENSITIVE) gdk_draw_line (window, style->white_gc, x1 + 1, y + 1, x2 + 1, y + 1); gdk_draw_line (window, style->fg_gc[state_type], x1, y, x2, y); } else { for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, style->light_gc[state_type], x2 - i - 1, y + i, x2, y + i); gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x2 - i - 1, y + i); } y += thickness_dark; for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x1 + thickness_light - i - 1, y + i); gdk_draw_line (window, style->light_gc[state_type], x1 + thickness_light - i - 1, y + i, x2, y + i); } } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); } } static void gtk_default_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x) { gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); thickness_light = style->xthickness / 2; thickness_dark = style->xthickness - thickness_light; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); } for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, style->light_gc[state_type], x + i, y2 - i - 1, x + i, y2); gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y2 - i - 1); } x += thickness_dark; for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y1 + thickness_light - i); gdk_draw_line (window, style->light_gc[state_type], x + i, y1 + thickness_light - i, x + i, y2); } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); } } void draw_thin_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state, GdkRectangle *area, gint x, gint y, gint width, gint height) { GdkGC *gc1, *gc2; sanitize_size (window, &width, &height); gc1 = style->light_gc[state]; gc2 = style->dark_gc[state]; if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); } gdk_draw_line (window, gc1, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 1, y, x + width - 1, y + height - 1); gdk_draw_line (window, gc2, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y, x, y + height - 1); if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); } } void draw_spin_entry_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state, GdkRectangle *area, gint x, gint y, gint width, gint height) { gint window_width, window_height; gboolean focus_inset; gdk_window_get_size (window, &window_width, &window_height); if (width == -1) width = window_width; if (height == 1) height = window_height; focus_inset = (width < window_width && height < window_height); if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state], area); gdk_gc_set_clip_rectangle (style->dark_gc[state], area); gdk_gc_set_clip_rectangle (style->black_gc, area); gdk_gc_set_clip_rectangle (style->bg_gc[state], area); gdk_gc_set_clip_rectangle (style->base_gc[state], area); } gdk_draw_line (window, style->light_gc[state], x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, style->base_gc[state], x + width - 1, y + 1, x + width - 1, y + height - 3); if (!focus_inset) { gdk_draw_line (window, style->bg_gc[state], x + 1, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, style->base_gc[state], x + width - 2, y + 1, x + width - 2, y + height - 3); gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + 1, y + height - 2); } gdk_draw_line (window, style->dark_gc[state], x, y, x + width - 1, y); gdk_draw_line (window, style->dark_gc[state], x, y, x, y + height - 1); if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state], NULL); gdk_gc_set_clip_rectangle (style->black_gc, NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state], NULL); gdk_gc_set_clip_rectangle (style->base_gc[state], NULL); } } static void draw_spinbutton_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state, GdkRectangle *area, gint x, gint y, gint width, gint height) { gint y_middle = y + height / 2; sanitize_size (window, &width, &height); if (area) { gdk_gc_set_clip_rectangle (style->black_gc, area); gdk_gc_set_clip_rectangle (style->bg_gc[state], area); gdk_gc_set_clip_rectangle (style->dark_gc[state], area); gdk_gc_set_clip_rectangle (style->light_gc[state], area); } gdk_draw_line (window, style->black_gc, x, y + 2, x, y + height - 3); gdk_draw_line (window, style->black_gc, x, y + 1, x + width - 2, y + 1); gdk_draw_line (window, style->black_gc, x + width - 2, y + 2, x + width - 2, y + height - 3); gdk_draw_line (window, style->bg_gc[state], x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, style->dark_gc[state], x, y, x + width - 1, y); gdk_draw_line (window, style->dark_gc[state], x + 1, y_middle - 1, x + width - 3, y_middle - 1); gdk_draw_line (window, style->dark_gc[state], x + 1, y + height - 3, x + width - 3, y + height - 3); gdk_draw_line (window, style->light_gc[state], x + 1, y + 2, x + width - 3, y + 2); gdk_draw_line (window, style->light_gc[state], x + 1, y_middle, x + width - 3, y_middle); gdk_draw_line (window, style->light_gc[state], x + width - 1, y + 1, x + width - 1, y + height - 1); gdk_draw_line (window, style->light_gc[state], x, y + height - 1, x + width - 2, y + height - 1); if (area) { gdk_gc_set_clip_rectangle (style->black_gc, NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state], NULL); gdk_gc_set_clip_rectangle (style->light_gc[state], NULL); } } static void gtk_default_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); if (shadow_type == GTK_SHADOW_IN) { if (detail && (strcmp (detail, "buttondefault") == 0)) { sanitize_size (window, &width, &height); gdk_draw_rectangle (window, style->black_gc, FALSE, x, y, width - 1, height - 1); return; } if (detail && strcmp (detail, "trough") == 0) { draw_thin_shadow (style, window, state_type, area, x, y, width, height); return; } else if (widget && GTK_IS_SPIN_BUTTON (widget) && detail && strcmp (detail, "entry") == 0) { draw_spin_entry_shadow (style, window, state_type, area, x, y, width, height); return; } else if (widget && GTK_IS_SPIN_BUTTON (widget) && detail && strcmp (detail, "spinbutton") == 0) { draw_spinbutton_shadow (style, window, state_type, area, x, y, width, height); return; } } sanitize_size (window, &width, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: case GTK_SHADOW_ETCHED_IN: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; break; case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); if (shadow_type == GTK_SHADOW_IN || shadow_type == GTK_SHADOW_OUT) { gdk_gc_set_clip_rectangle (style->black_gc, area); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); } } switch (shadow_type) { case GTK_SHADOW_NONE: break; case GTK_SHADOW_IN: /* Light around right and bottom edge */ if (style->ythickness > 0) gdk_draw_line (window, gc1, x, y + height - 1, x + width - 1, y + height - 1); if (style->xthickness > 0) gdk_draw_line (window, gc1, x + width - 1, y, x + width - 1, y + height - 1); if (style->ythickness > 1) gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + height - 2, x + width - 2, y + height - 2); if (style->xthickness > 1) gdk_draw_line (window, style->bg_gc[state_type], x + width - 2, y + 1, x + width - 2, y + height - 2); /* Dark around left and top */ if (style->ythickness > 1) gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + width - 2, y + 1); if (style->xthickness > 1) gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + 1, y + height - 2); if (style->ythickness > 0) gdk_draw_line (window, gc2, x, y, x + width - 1, y); if (style->xthickness > 0) gdk_draw_line (window, gc2, x, y, x, y + height - 1); break; case GTK_SHADOW_OUT: /* Dark around right and bottom edge */ if (style->ythickness > 0) { if (style->ythickness > 1) { gdk_draw_line (window, gc1, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, style->black_gc, x, y + height - 1, x + width - 1, y + height - 1); } else { gdk_draw_line (window, gc1, x + 1, y + height - 1, x + width - 1, y + height - 1); } } if (style->xthickness > 0) { if (style->xthickness > 1) { gdk_draw_line (window, gc1, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, style->black_gc, x + width - 1, y, x + width - 1, y + height - 1); } else { gdk_draw_line (window, gc1, x + width - 1, y + 1, x + width - 1, y + height - 1); } } /* Light around top and left */ if (style->ythickness > 0) gdk_draw_line (window, gc2, x, y, x + width - 1, y); if (style->xthickness > 0) gdk_draw_line (window, gc2, x, y, x, y + height - 1); if (style->ythickness > 1) gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + 1, x + width - 2, y + 1); if (style->xthickness > 1) gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + 1, x + 1, y + height - 2); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: if (style->xthickness > 0) { if (style->xthickness > 1) { thickness_light = 1; thickness_dark = 1; for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, gc1, x + width - i - 1, y + i, x + width - i - 1, y + height - i - 1); gdk_draw_line (window, gc2, x + i, y + i, x + i, y + height - i - 2); } for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, gc1, x + thickness_dark + i, y + thickness_dark + i, x + thickness_dark + i, y + height - thickness_dark - i - 1); gdk_draw_line (window, gc2, x + width - thickness_light - i - 1, y + thickness_dark + i, x + width - thickness_light - i - 1, y + height - thickness_light - 1); } } else { gdk_draw_line (window, style->dark_gc[state_type], x, y, x, y + height); gdk_draw_line (window, style->dark_gc[state_type], x + width, y, x + width, y + height); } } if (style->ythickness > 0) { if (style->ythickness > 1) { thickness_light = 1; thickness_dark = 1; for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, gc1, x + i, y + height - i - 1, x + width - i - 1, y + height - i - 1); gdk_draw_line (window, gc2, x + i, y + i, x + width - i - 2, y + i); } for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, gc1, x + thickness_dark + i, y + thickness_dark + i, x + width - thickness_dark - i - 1, y + thickness_dark + i); gdk_draw_line (window, gc2, x + thickness_dark + i, y + height - thickness_light - i - 1, x + width - thickness_light - 1, y + height - thickness_light - i - 1); } } else { gdk_draw_line (window, style->dark_gc[state_type], x, y, x + width, y); gdk_draw_line (window, style->dark_gc[state_type], x, y + height, x + width, y + height); } } break; } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); if (shadow_type == GTK_SHADOW_IN || shadow_type == GTK_SHADOW_OUT) { gdk_gc_set_clip_rectangle (style->black_gc, NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); } } } static void gtk_default_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill) { static const gdouble pi_over_4 = G_PI_4; static const gdouble pi_3_over_4 = G_PI_4 * 3; GdkGC *gc1; GdkGC *gc2; GdkGC *gc3; GdkGC *gc4; gdouble angle; gint xadjust; gint yadjust; gint i; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); g_return_if_fail (points != NULL); switch (shadow_type) { case GTK_SHADOW_IN: gc1 = style->bg_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->black_gc; gc4 = style->bg_gc[state_type]; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; default: return; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } if (fill) gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, npoints); npoints--; for (i = 0; i < npoints; i++) { if ((points[i].x == points[i+1].x) && (points[i].y == points[i+1].y)) { angle = 0; } else { angle = atan2 (points[i+1].y - points[i].y, points[i+1].x - points[i].x); } if ((angle > -pi_3_over_4) && (angle < pi_over_4)) { if (angle > -pi_over_4) { xadjust = 0; yadjust = 1; } else { xadjust = 1; yadjust = 0; } gdk_draw_line (window, gc1, points[i].x-xadjust, points[i].y-yadjust, points[i+1].x-xadjust, points[i+1].y-yadjust); gdk_draw_line (window, gc3, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } else { if ((angle < -pi_3_over_4) || (angle > pi_3_over_4)) { xadjust = 0; yadjust = 1; } else { xadjust = 1; yadjust = 0; } gdk_draw_line (window, gc4, points[i].x+xadjust, points[i].y+yadjust, points[i+1].x+xadjust, points[i+1].y+yadjust); gdk_draw_line (window, gc2, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void draw_varrow (GdkWindow *window, GdkGC *gc, GtkShadowType shadow_type, GdkRectangle *area, GtkArrowType arrow_type, gint x, gint y, gint width, gint height) { gint steps, extra; gint y_start, y_increment; gint i; if (area) gdk_gc_set_clip_rectangle (gc, area); width = width + width % 2 - 1; /* Force odd */ steps = 1 + width / 2; extra = height - steps; if (arrow_type == GTK_ARROW_DOWN) { y_start = y; y_increment = 1; } else { y_start = y + height - 1; y_increment = -1; } for (i = 0; i < extra; i++) { gdk_draw_line (window, gc, x, y_start + i * y_increment, x + width - 1, y_start + i * y_increment); } for (; i < height; i++) { gdk_draw_line (window, gc, x + (i - extra), y_start + i * y_increment, x + width - (i - extra) - 1, y_start + i * y_increment); } if (area) gdk_gc_set_clip_rectangle (gc, NULL); } static void draw_harrow (GdkWindow *window, GdkGC *gc, GtkShadowType shadow_type, GdkRectangle *area, GtkArrowType arrow_type, gint x, gint y, gint width, gint height) { gint steps, extra; gint x_start, x_increment; gint i; if (area) gdk_gc_set_clip_rectangle (gc, area); height = height + height % 2 - 1; /* Force odd */ steps = 1 + height / 2; extra = width - steps; if (arrow_type == GTK_ARROW_RIGHT) { x_start = x; x_increment = 1; } else { x_start = x + width - 1; x_increment = -1; } for (i = 0; i < extra; i++) { gdk_draw_line (window, gc, x_start + i * x_increment, y, x_start + i * x_increment, y + height - 1); } for (; i < width; i++) { gdk_draw_line (window, gc, x_start + i * x_increment, y + (i - extra), x_start + i * x_increment, y + height - (i - extra) - 1); } if (area) gdk_gc_set_clip_rectangle (gc, NULL); } static void gtk_default_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state, GtkShadowType shadow, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { sanitize_size (window, &width, &height); if (detail && strcmp (detail, "spinbutton") == 0) { int hpad, vpad; int my_height = height; int my_width = width; int vpad_add = 0; if (my_height > my_width) { vpad_add = (my_height - my_width) / 2; my_height = my_width; } hpad = my_width / 4; if (hpad < 4) hpad = 4; vpad = 2 * hpad - 1; x += hpad / 2; y += vpad / 2; y += vpad_add; draw_varrow (window, style->fg_gc[state], shadow, area, arrow_type, x, y, my_width - hpad, my_height - vpad); } else if (detail && strcmp (detail, "vscrollbar") == 0) { gtk_paint_box (style, window, state, shadow, area, widget, detail, x, y, width, height); x += (width - 7) / 2; y += (height - 5) / 2; draw_varrow (window, style->fg_gc[state], shadow, area, arrow_type, x, y, 7, 5); } else if (detail && strcmp (detail, "hscrollbar") == 0) { gtk_paint_box (style, window, state, shadow, area, widget, detail, x, y, width, height); y += (height - 7) / 2; x += (width - 5) / 2; draw_harrow (window, style->fg_gc[state], shadow, area, arrow_type, x, y, 5, 7); } else { if (arrow_type == GTK_ARROW_UP || arrow_type == GTK_ARROW_DOWN) { x += (width - 7) / 2; y += (height - 5) / 2; draw_varrow (window, style->fg_gc[state], shadow, area, arrow_type, x, y, 7, 5); } else { x += (width - 5) / 2; y += (height - 7) / 2; draw_harrow (window, style->fg_gc[state], shadow, area, arrow_type, x, y, 5, 7); } } } static void gtk_default_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { gint half_width; gint half_height; GdkGC *outer_nw = NULL; GdkGC *outer_ne = NULL; GdkGC *outer_sw = NULL; GdkGC *outer_se = NULL; GdkGC *middle_nw = NULL; GdkGC *middle_ne = NULL; GdkGC *middle_sw = NULL; GdkGC *middle_se = NULL; GdkGC *inner_nw = NULL; GdkGC *inner_ne = NULL; GdkGC *inner_sw = NULL; GdkGC *inner_se = NULL; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); half_width = width / 2; half_height = height / 2; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); gdk_gc_set_clip_rectangle (style->black_gc, area); } switch (shadow_type) { case GTK_SHADOW_IN: inner_sw = inner_se = style->bg_gc[state_type]; middle_sw = middle_se = style->light_gc[state_type]; outer_sw = outer_se = style->light_gc[state_type]; inner_nw = inner_ne = style->black_gc; middle_nw = middle_ne = style->dark_gc[state_type]; outer_nw = outer_ne = style->dark_gc[state_type]; break; case GTK_SHADOW_OUT: inner_sw = inner_se = style->dark_gc[state_type]; middle_sw = middle_se = style->dark_gc[state_type]; outer_sw = outer_se = style->black_gc; inner_nw = inner_ne = style->bg_gc[state_type]; middle_nw = middle_ne = style->light_gc[state_type]; outer_nw = outer_ne = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: inner_sw = inner_se = style->bg_gc[state_type]; middle_sw = middle_se = style->dark_gc[state_type]; outer_sw = outer_se = style->light_gc[state_type]; inner_nw = inner_ne = style->bg_gc[state_type]; middle_nw = middle_ne = style->light_gc[state_type]; outer_nw = outer_ne = style->dark_gc[state_type]; break; case GTK_SHADOW_ETCHED_OUT: inner_sw = inner_se = style->bg_gc[state_type]; middle_sw = middle_se = style->light_gc[state_type]; outer_sw = outer_se = style->dark_gc[state_type]; inner_nw = inner_ne = style->bg_gc[state_type]; middle_nw = middle_ne = style->dark_gc[state_type]; outer_nw = outer_ne = style->light_gc[state_type]; break; default: break; } if (inner_sw) { gdk_draw_line (window, inner_sw, x + 2, y + half_height, x + half_width, y + height - 2); gdk_draw_line (window, inner_se, x + half_width, y + height - 2, x + width - 2, y + half_height); gdk_draw_line (window, middle_sw, x + 1, y + half_height, x + half_width, y + height - 1); gdk_draw_line (window, middle_se, x + half_width, y + height - 1, x + width - 1, y + half_height); gdk_draw_line (window, outer_sw, x, y + half_height, x + half_width, y + height); gdk_draw_line (window, outer_se, x + half_width, y + height, x + width, y + half_height); gdk_draw_line (window, inner_nw, x + 2, y + half_height, x + half_width, y + 2); gdk_draw_line (window, inner_ne, x + half_width, y + 2, x + width - 2, y + half_height); gdk_draw_line (window, middle_nw, x + 1, y + half_height, x + half_width, y + 1); gdk_draw_line (window, middle_ne, x + half_width, y + 1, x + width - 1, y + half_height); gdk_draw_line (window, outer_nw, x, y + half_height, x + half_width, y); gdk_draw_line (window, outer_ne, x + half_width, y, x + width, y + half_height); } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->black_gc, NULL); } } static void gtk_default_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); if (area) { gdk_gc_set_clip_rectangle (style->white_gc, area); gdk_gc_set_clip_rectangle (style->fg_gc[state_type], area); } if (state_type == GTK_STATE_INSENSITIVE) gdk_draw_string (window, gtk_style_get_font (style), style->white_gc, x + 1, y + 1, string); gdk_draw_string (window, gtk_style_get_font (style), style->fg_gc[state_type], x, y, string); if (area) { gdk_gc_set_clip_rectangle (style->white_gc, NULL); gdk_gc_set_clip_rectangle (style->fg_gc[state_type], NULL); } } static void option_menu_get_props (GtkWidget *widget, GtkRequisition *indicator_size, GtkBorder *indicator_spacing) { GtkRequisition *tmp_size = NULL; GtkBorder *tmp_spacing = NULL; if (widget) gtk_widget_style_get (widget, "indicator_size", &tmp_size, "indicator_spacing", &tmp_spacing, NULL); if (tmp_size) { *indicator_size = *tmp_size; g_free (tmp_size); } else *indicator_size = default_option_indicator_size; if (tmp_spacing) { *indicator_spacing = *tmp_spacing; g_free (tmp_spacing); } else *indicator_spacing = default_option_indicator_spacing; } static void gtk_default_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); if (!style->bg_pixmap[state_type] || GDK_IS_PIXMAP (window)) { if (area) gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); gdk_draw_rectangle (window, style->bg_gc[state_type], TRUE, x, y, width, height); if (area) gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); } else gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); gtk_paint_shadow (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); if (detail && strcmp (detail, "optionmenu") == 0) { GtkRequisition indicator_size; GtkBorder indicator_spacing; option_menu_get_props (widget, &indicator_size, &indicator_spacing); sanitize_size (window, &width, &height); gtk_paint_vline (style, window, state_type, area, widget, detail, y + style->ythickness + 1, y + height - style->ythickness - 3, x + width - (indicator_size.width + indicator_spacing.left + indicator_spacing.right) - style->xthickness); } } static GdkGC* get_darkened_gc (GdkWindow *window, GdkColor *color, gint darken_count) { GdkColor src = *color; GdkColor shaded; GdkGC *gc; gc = gdk_gc_new (window); while (darken_count) { gtk_style_shade (&src, &shaded, 0.93); src = shaded; --darken_count; } gdk_gc_set_rgb_fg_color (gc, &shaded); return gc; } static void gtk_default_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GdkGC *gc1; GdkGC *freeme = NULL; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); if (detail) { if (state_type == GTK_STATE_SELECTED) { if (!strcmp ("text", detail)) gc1 = style->bg_gc[GTK_STATE_SELECTED]; else if (!strncmp ("cell_even", detail, strlen ("cell_even")) || !strncmp ("cell_odd", detail, strlen ("cell_odd"))) { /* This has to be really broken; alex made me do it. -jrb */ if (GTK_WIDGET_HAS_FOCUS (widget)) gc1 = style->base_gc[state_type]; else gc1 = style->base_gc[GTK_STATE_ACTIVE]; } else { gc1 = style->bg_gc[state_type]; } } else { if (!strcmp ("viewportbin", detail)) gc1 = style->bg_gc[GTK_STATE_NORMAL]; else if (!strcmp ("entry_bg", detail)) gc1 = style->base_gc[state_type]; /* For trees: even rows are base color, odd rows are a shade of * the base color, the sort column is a shade of the original color * for that row. */ /* FIXME when we have style properties, clean this up. */ else if (!strcmp ("cell_even", detail) || !strcmp ("cell_odd", detail) || !strcmp ("cell_even_ruled", detail)) { gc1 = style->base_gc[state_type]; } else if (!strcmp ("cell_even_sorted", detail) || !strcmp ("cell_odd_sorted", detail) || !strcmp ("cell_odd_ruled", detail) || !strcmp ("cell_even_ruled_sorted", detail)) { freeme = get_darkened_gc (window, &style->base[state_type], 1); gc1 = freeme; } else if (!strcmp ("cell_odd_ruled_sorted", detail)) { freeme = get_darkened_gc (window, &style->base[state_type], 2); gc1 = freeme; } else gc1 = style->bg_gc[state_type]; } } else gc1 = style->bg_gc[state_type]; if (!style->bg_pixmap[state_type] || gc1 != style->bg_gc[state_type] || GDK_IS_PIXMAP (window)) { if (area) gdk_gc_set_clip_rectangle (gc1, area); gdk_draw_rectangle (window, gc1, TRUE, x, y, width, height); if (detail && !strcmp ("tooltip", detail)) gdk_draw_rectangle (window, style->black_gc, FALSE, x, y, width - 1, height - 1); if (area) gdk_gc_set_clip_rectangle (gc1, NULL); } else gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); if (freeme) g_object_unref (G_OBJECT (freeme)); } static void gtk_default_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { if (detail && strcmp (detail, "cellcheck") == 0) { gdk_draw_rectangle (window, widget->style->base_gc[state_type], TRUE, x, y, width, height); gdk_draw_rectangle (window, widget->style->text_gc[state_type], FALSE, x, y, width, height); x -= (1 + INDICATOR_PART_SIZE - width) / 2; y -= (((1 + INDICATOR_PART_SIZE - height) / 2) - 1); if (shadow_type == GTK_SHADOW_IN) { draw_part (window, style->text_gc[state_type], area, x, y, CHECK_TEXT); draw_part (window, style->text_aa_gc[state_type], area, x, y, CHECK_AA); } } else { x -= (1 + INDICATOR_PART_SIZE - width) / 2; y -= (1 + INDICATOR_PART_SIZE - height) / 2; if (strcmp (detail, "check") == 0) /* Menu item */ { if (shadow_type == GTK_SHADOW_IN) { draw_part (window, style->black_gc, area, x, y, CHECK_TEXT); draw_part (window, style->dark_gc[state_type], area, x, y, CHECK_AA); } } else { draw_part (window, style->black_gc, area, x, y, CHECK_BLACK); draw_part (window, style->dark_gc[state_type], area, x, y, CHECK_DARK); draw_part (window, style->mid_gc[state_type], area, x, y, CHECK_MID); draw_part (window, style->light_gc[state_type], area, x, y, CHECK_LIGHT); draw_part (window, style->base_gc[state_type], area, x, y, CHECK_BASE); if (shadow_type == GTK_SHADOW_IN) { draw_part (window, style->text_gc[state_type], area, x, y, CHECK_TEXT); draw_part (window, style->text_aa_gc[state_type], area, x, y, CHECK_AA); } } } } static void gtk_default_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { if (detail && strcmp (detail, "cellradio") == 0) { gdk_draw_arc (window, widget->style->fg_gc[state_type], FALSE, x, y, width, height, 0, 360*64); if (shadow_type == GTK_SHADOW_IN) { gdk_draw_arc (window, widget->style->fg_gc[state_type], TRUE, x + 2, y + 2, width - 4, height - 4, 0, 360*64); } } else { x -= (1 + INDICATOR_PART_SIZE - width) / 2; y -= (1 + INDICATOR_PART_SIZE - height) / 2; if (strcmp (detail, "option") == 0) /* Menu item */ { if (shadow_type == GTK_SHADOW_IN) draw_part (window, style->fg_gc[state_type], area, x, y, RADIO_TEXT); } else { draw_part (window, style->black_gc, area, x, y, RADIO_BLACK); draw_part (window, style->dark_gc[state_type], area, x, y, RADIO_DARK); draw_part (window, style->mid_gc[state_type], area, x, y, RADIO_MID); draw_part (window, style->light_gc[state_type], area, x, y, RADIO_LIGHT); draw_part (window, style->base_gc[state_type], area, x, y, RADIO_BASE); if (shadow_type == GTK_SHADOW_IN) draw_part (window, style->text_gc[state_type], area, x, y, RADIO_TEXT); } } } static void gtk_default_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GtkRequisition indicator_size; GtkBorder indicator_spacing; option_menu_get_props (widget, &indicator_size, &indicator_spacing); x += (width - indicator_size.width) / 2; y += (height - indicator_size.height) / 2 - 1; draw_varrow (window, style->black_gc, shadow_type, area, GTK_ARROW_UP, x, y, indicator_size.width, 5); draw_varrow (window, style->black_gc, shadow_type, area, GTK_ARROW_DOWN, x, y + 8, indicator_size.width, 5); } static void gtk_default_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x + gap_x - 1, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + gap_x - 1, y + 1); gdk_draw_line (window, gc2, x + gap_x, y, x + gap_x, y); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x + gap_x + gap_width, y, x + width - 2, y); gdk_draw_line (window, gc2, x + gap_x + gap_width, y + 1, x + width - 3, y + 1); gdk_draw_line (window, gc2, x + gap_x + gap_width - 1, y, x + gap_x + gap_width - 1, y); } break; case GTK_POS_BOTTOM: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x, y + height - 1, x + gap_x - 1, y + height - 1); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + gap_x - 1, y + height - 2); gdk_draw_line (window, gc3, x + gap_x, y + height - 1, x + gap_x, y + height - 1); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + gap_x + gap_width, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc3, x + gap_x + gap_width, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + gap_x + gap_width - 1, y + height - 1, x + gap_x + gap_width - 1, y + height - 1); } break; case GTK_POS_LEFT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x, y + gap_x - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + gap_x - 1); gdk_draw_line (window, gc2, x, y + gap_x, x, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x, y + gap_x + gap_width, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + gap_x + gap_width, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y + gap_x + gap_width - 1, x, y + gap_x + gap_width - 1); } break; case GTK_POS_RIGHT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 1, y + gap_x, x + width - 1, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + width - 1, y + gap_x + gap_width, x + width - 1, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + gap_x + gap_width, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 1, y + gap_x + gap_width - 1, x + width - 1, y + gap_x + gap_width - 1); } break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); sanitize_size (window, &width, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x + gap_x - 1, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + gap_x - 1, y + 1); gdk_draw_line (window, gc2, x + gap_x, y, x + gap_x, y); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x + gap_x + gap_width, y, x + width - 2, y); gdk_draw_line (window, gc2, x + gap_x + gap_width, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + gap_x + gap_width - 1, y, x + gap_x + gap_width - 1, y); } break; case GTK_POS_BOTTOM: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x, y + height - 1, x + gap_x - 1, y + height - 1); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + gap_x - 1, y + height - 2); gdk_draw_line (window, gc3, x + gap_x, y + height - 1, x + gap_x, y + height - 1); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + gap_x + gap_width, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc3, x + gap_x + gap_width, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + gap_x + gap_width - 1, y + height - 1, x + gap_x + gap_width - 1, y + height - 1); } break; case GTK_POS_LEFT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x, y + gap_x - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + gap_x - 1); gdk_draw_line (window, gc2, x, y + gap_x, x, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x, y + gap_x + gap_width, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + gap_x + gap_width, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y + gap_x + gap_width - 1, x, y + gap_x + gap_width - 1); } break; case GTK_POS_RIGHT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 1, y + gap_x, x + width - 1, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + width - 1, y + gap_x + gap_width, x + width - 1, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + gap_x + gap_width, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 1, y + gap_x + gap_width - 1, x + width - 1, y + gap_x + gap_width - 1); } break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), GTK_STATE_NORMAL, area, x, y, width, height); sanitize_size (window, &width, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->xthickness, y, width - (2 * style->xthickness), height - (style->ythickness)); gdk_draw_line (window, gc1, x, y, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 2, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x + 1, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 2); break; case GTK_POS_BOTTOM: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->xthickness, y + style->ythickness, width - (2 * style->xthickness), height - (style->ythickness)); gdk_draw_line (window, gc1, x + 1, y, x + width - 2, y); gdk_draw_line (window, gc1, x, y + 1, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 2, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y + 1, x + width - 1, y + height - 1); break; case GTK_POS_LEFT: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y + style->ythickness, width - (style->xthickness), height - (2 * style->ythickness)); gdk_draw_line (window, gc1, x, y, x + width - 2, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y + 1, x + width - 1, y + height - 2); break; case GTK_POS_RIGHT: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->xthickness, y + style->ythickness, width - (style->xthickness), height - (2 * style->ythickness)); gdk_draw_line (window, gc1, x + 1, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y + 1, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 2, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x + 1, y + height - 1, x + width - 1, y + height - 1); break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_focus (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GdkPoint points[5]; GdkGC *gc; gboolean free_dash_list = FALSE; gint line_width = 1; gchar *dash_list = "\1\1"; gint dash_len; gc = style->fg_gc[state_type]; if (widget) { gtk_widget_style_get (widget, "focus-line-width", &line_width, "focus-line-pattern", (gchar *)&dash_list, NULL); free_dash_list = TRUE; } sanitize_size (window, &width, &height); if (area) gdk_gc_set_clip_rectangle (gc, area); gdk_gc_set_line_attributes (gc, line_width, dash_list[0] ? GDK_LINE_ON_OFF_DASH : GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER); if (detail && !strcmp (detail, "add-mode")) { if (free_dash_list) g_free (dash_list); dash_list = "\4\4"; free_dash_list = FALSE; } points[0].x = x + line_width / 2; points[0].y = y + line_width / 2; points[1].x = x + width - line_width + line_width / 2; points[1].y = y + line_width / 2; points[2].x = x + width - line_width + line_width / 2; points[2].y = y + height - line_width + line_width / 2; points[3].x = x + line_width / 2; points[3].y = y + height - line_width + line_width / 2; points[4] = points[0]; if (!dash_list[0]) { gdk_draw_lines (window, gc, points, 5); } else { /* We go through all the pain below because the X rasterization * rules don't really work right for dashed lines if you * want continuity in segments that go between top/right * and left/bottom. For instance, a top left corner * with a 1-1 dash is drawn as: * * X X X * X * * X * * This is because pixels on the top and left boundaries * of polygons are drawn, but not on the bottom and right. * So, if you have a line going up that turns the corner * and goes right, there is a one pixel shift in the pattern. * * So, to fix this, we drawn the top and right in one call, * then the left and bottom in another call, fixing up * the dash offset for the second call ourselves to get * continuity at the upper left. * * It's not perfect since we really should have a join at * the upper left and lower right instead of two intersecting * lines but that's only really apparent for no-dashes, * which (for this reason) are done as one polygon and * don't to through this code path. */ dash_len = strlen (dash_list); if (dash_list[0]) gdk_gc_set_dashes (gc, 0, dash_list, dash_len); gdk_draw_lines (window, gc, points, 3); /* We draw this line one farther over than it is "supposed" to * because of another rasterization problem ... if two 1 pixel * unjoined lines meet at the lower right, there will be a missing * pixel. */ points[2].x += 1; if (dash_list[0]) { gint dash_pixels = 0; gint i; /* Adjust the dash offset for the bottom and left so we * match up at the upper left. */ for (i = 0; i < dash_len; i++) dash_pixels += dash_list[i]; if (dash_len % 2 == 1) dash_pixels *= 2; gdk_gc_set_dashes (gc, dash_pixels - (width + height - 2 * line_width) % dash_pixels, dash_list, dash_len); } gdk_draw_lines (window, gc, points + 2, 3); } gdk_gc_set_line_attributes (gc, 0, GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER); if (area) gdk_gc_set_clip_rectangle (gc, NULL); if (free_dash_list) g_free (dash_list); } static void gtk_default_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); if (detail && (strcmp ("hscale", detail) == 0 || strcmp ("vscale", detail) == 0)) { if (orientation == GTK_ORIENTATION_HORIZONTAL) gtk_paint_vline (style, window, state_type, area, widget, detail, y + style->ythickness, y + height - style->ythickness - 1, x + width / 2); else gtk_paint_hline (style, window, state_type, area, widget, detail, x + style->xthickness, x + width - style->xthickness - 1, y + height / 2); } } static void draw_dot (GdkWindow *window, GdkGC *light_gc, GdkGC *dark_gc, gint x, gint y, gushort size) { size = CLAMP (size, 2, 3); if (size == 2) { gdk_draw_point (window, light_gc, x, y); gdk_draw_point (window, light_gc, x+1, y+1); } else if (size == 3); { gdk_draw_point (window, light_gc, x, y); gdk_draw_point (window, light_gc, x+1, y); gdk_draw_point (window, light_gc, x, y+1); gdk_draw_point (window, dark_gc, x+1, y+2); gdk_draw_point (window, dark_gc, x+2, y+1); gdk_draw_point (window, dark_gc, x+2, y+2); } } static void gtk_default_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { gint xx, yy; gint xthick, ythick; GdkGC *light_gc, *dark_gc; GdkRectangle rect; GdkRectangle dest; gint intersect; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); sanitize_size (window, &width, &height); gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); if (!strcmp (detail, "paned")) { /* we want to ignore the shadow border in paned widgets */ xthick = 0; ythick = 0; light_gc = style->light_gc[state_type]; dark_gc = style->black_gc; } else { xthick = style->xthickness; ythick = style->ythickness; light_gc = style->light_gc[state_type]; dark_gc = style->dark_gc[state_type]; } rect.x = x + xthick; rect.y = y + ythick; rect.width = width - (xthick * 2); rect.height = height - (ythick * 2); if (area) intersect = gdk_rectangle_intersect (area, &rect, &dest); else { intersect = TRUE; dest = rect; } if (!intersect) return; gdk_gc_set_clip_rectangle (light_gc, &dest); gdk_gc_set_clip_rectangle (dark_gc, &dest); if (!strcmp (detail, "paned")) { if (orientation == GTK_ORIENTATION_HORIZONTAL) for (xx = x + width/2 - 15; xx <= x + width/2 + 15; xx += 5) draw_dot (window, light_gc, dark_gc, xx, y + height/2 - 1, 3); else for (yy = y + height/2 - 15; yy <= y + height/2 + 15; yy += 5) draw_dot (window, light_gc, dark_gc, x + width/2 - 1, yy, 3); } else { for (yy = y + ythick; yy < (y + height - ythick); yy += 3) for (xx = x + xthick; xx < (x + width - xthick); xx += 6) { draw_dot (window, light_gc, dark_gc, xx, yy, 2); draw_dot (window, light_gc, dark_gc, xx + 3, yy + 1, 2); } } gdk_gc_set_clip_rectangle (light_gc, NULL); gdk_gc_set_clip_rectangle (dark_gc, NULL); } static void create_expander_affine (gdouble affine[6], gint degrees, gint expander_size, gint x, gint y) { gdouble s, c; gdouble width; gdouble height; width = expander_size / 4.0; height = expander_size / 2.0; s = sin (degrees * G_PI / 180.0); c = cos (degrees * G_PI / 180.0); affine[0] = c; affine[1] = s; affine[2] = -s; affine[3] = c; affine[4] = -width * c - height * -s + x; affine[5] = -width * s - height * c + y; } static void apply_affine_on_point (double affine[6], GdkPoint *point) { gdouble x, y; x = point->x * affine[0] + point->y * affine[2] + affine[4]; y = point->x * affine[1] + point->y * affine[3] + affine[5]; point->x = x; point->y = y; } static void gtk_default_draw_expander (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, GtkExpanderStyle expander_style) { gint expander_size; GdkPoint points[3]; gint i; gdouble affine[6]; gint degrees = 0; gtk_widget_style_get (widget, "expander_size", &expander_size, NULL); if (area) { gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], area); gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], area); } points[0].x = 0; points[0].y = 0; points[1].x = expander_size / 2; points[1].y = expander_size / 2; points[2].x = 0; points[2].y = expander_size; switch (expander_style) { case GTK_EXPANDER_COLLAPSED: degrees = 0; break; case GTK_EXPANDER_SEMI_COLLAPSED: degrees = 30; break; case GTK_EXPANDER_SEMI_EXPANDED: degrees = 60; break; case GTK_EXPANDER_EXPANDED: degrees = 90; break; default: g_assert_not_reached (); } create_expander_affine (affine, degrees, expander_size, x, y); for (i = 0; i < 3; i++) apply_affine_on_point (affine, &points[i]); if (state_type == GTK_STATE_PRELIGHT) { gdk_draw_polygon (window, style->fg_gc[GTK_STATE_NORMAL], TRUE, points, 3); } else if (state_type == GTK_STATE_ACTIVE) { gdk_draw_polygon (window, style->light_gc[GTK_STATE_ACTIVE], TRUE, points, 3); gdk_draw_polygon (window, style->fg_gc[GTK_STATE_NORMAL], FALSE, points, 3); } else { gdk_draw_polygon (window, style->base_gc[GTK_STATE_NORMAL], TRUE, points, 3); gdk_draw_polygon (window, style->fg_gc[GTK_STATE_NORMAL], FALSE, points, 3); } if (area) { gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], NULL); gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], NULL); } } typedef struct _ByteRange ByteRange; struct _ByteRange { guint start; guint end; }; static ByteRange* range_new (guint start, guint end) { ByteRange *br = g_new (ByteRange, 1); br->start = start; br->end = end; return br; } static PangoLayout* get_insensitive_layout (PangoLayout *layout) { GSList *embossed_ranges = NULL; GSList *stippled_ranges = NULL; PangoLayoutIter *iter; GSList *tmp_list = NULL; PangoLayout *new_layout; PangoAttrList *attrs; GdkBitmap *stipple = NULL; iter = pango_layout_get_iter (layout); do { PangoLayoutRun *run; PangoAttribute *attr; gboolean need_stipple = FALSE; ByteRange *br; run = pango_layout_iter_get_run (iter); if (run) { tmp_list = run->item->analysis.extra_attrs; while (tmp_list != NULL) { attr = tmp_list->data; switch (attr->klass->type) { case PANGO_ATTR_FOREGROUND: case PANGO_ATTR_BACKGROUND: need_stipple = TRUE; break; default: break; } if (need_stipple) break; tmp_list = g_slist_next (tmp_list); } br = range_new (run->item->offset, run->item->offset + run->item->length); if (need_stipple) stippled_ranges = g_slist_prepend (stippled_ranges, br); else embossed_ranges = g_slist_prepend (embossed_ranges, br); } } while (pango_layout_iter_next_run (iter)); pango_layout_iter_free (iter); new_layout = pango_layout_copy (layout); attrs = pango_layout_get_attributes (new_layout); if (attrs == NULL) { /* Create attr list if there wasn't one */ attrs = pango_attr_list_new (); pango_layout_set_attributes (new_layout, attrs); pango_attr_list_unref (attrs); } tmp_list = embossed_ranges; while (tmp_list != NULL) { PangoAttribute *attr; ByteRange *br = tmp_list->data; attr = gdk_pango_attr_embossed_new (TRUE); attr->start_index = br->start; attr->end_index = br->end; pango_attr_list_change (attrs, attr); g_free (br); tmp_list = g_slist_next (tmp_list); } g_slist_free (embossed_ranges); tmp_list = stippled_ranges; while (tmp_list != NULL) { PangoAttribute *attr; ByteRange *br = tmp_list->data; if (stipple == NULL) { #define gray50_width 2 #define gray50_height 2 static char gray50_bits[] = { 0x02, 0x01 }; stipple = gdk_bitmap_create_from_data (NULL, gray50_bits, gray50_width, gray50_height); } attr = gdk_pango_attr_stipple_new (stipple); attr->start_index = br->start; attr->end_index = br->end; pango_attr_list_change (attrs, attr); g_free (br); tmp_list = g_slist_next (tmp_list); } g_slist_free (stippled_ranges); if (stipple) g_object_unref (G_OBJECT (stipple)); return new_layout; } static void gtk_default_draw_layout (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gboolean use_text, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, PangoLayout *layout) { GdkGC *gc; g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); gc = use_text ? style->text_gc[state_type] : style->fg_gc[state_type]; if (area) gdk_gc_set_clip_rectangle (gc, area); if (state_type == GTK_STATE_INSENSITIVE) { PangoLayout *ins; ins = get_insensitive_layout (layout); gdk_draw_layout (window, gc, x, y, ins); g_object_unref (G_OBJECT (ins)); } else { gdk_draw_layout (window, gc, x, y, layout); } if (area) gdk_gc_set_clip_rectangle (gc, NULL); } static void gtk_default_draw_resize_grip (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkWindowEdge edge, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (window != NULL); if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); } /* make it square, aligning to bottom right */ if (width < height) { y += (height - width); height = width; } else if (height < width) { x += (width - height); width = height; } /* Clear background */ gdk_draw_rectangle (window, style->bg_gc[state_type], TRUE, x, y, width, height); switch (edge) { case GDK_WINDOW_EDGE_SOUTH_EAST: { gint xi, yi; xi = x; yi = y; while (xi < (x + width - 3)) { gdk_draw_line (window, style->light_gc[state_type], xi, y + height, x + width, yi); ++xi; ++yi; gdk_draw_line (window, style->dark_gc[state_type], xi, y + height, x + width, yi); ++xi; ++yi; gdk_draw_line (window, style->dark_gc[state_type], xi, y + height, x + width, yi); xi += 3; yi += 3; } } break; default: g_assert_not_reached (); break; } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); } } static void gtk_style_shade (GdkColor *a, GdkColor *b, gdouble k) { gdouble red; gdouble green; gdouble blue; red = (gdouble) a->red / 65535.0; green = (gdouble) a->green / 65535.0; blue = (gdouble) a->blue / 65535.0; rgb_to_hls (&red, &green, &blue); green *= k; if (green > 1.0) green = 1.0; else if (green < 0.0) green = 0.0; blue *= k; if (blue > 1.0) blue = 1.0; else if (blue < 0.0) blue = 0.0; hls_to_rgb (&red, &green, &blue); b->red = red * 65535.0; b->green = green * 65535.0; b->blue = blue * 65535.0; } static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b) { gdouble min; gdouble max; gdouble red; gdouble green; gdouble blue; gdouble h, l, s; gdouble delta; red = *r; green = *g; blue = *b; if (red > green) { if (red > blue) max = red; else max = blue; if (green < blue) min = green; else min = blue; } else { if (green > blue) max = green; else max = blue; if (red < blue) min = red; else min = blue; } l = (max + min) / 2; s = 0; h = 0; if (max != min) { if (l <= 0.5) s = (max - min) / (max + min); else s = (max - min) / (2 - max - min); delta = max -min; if (red == max) h = (green - blue) / delta; else if (green == max) h = 2 + (blue - red) / delta; else if (blue == max) h = 4 + (red - green) / delta; h *= 60; if (h < 0.0) h += 360; } *r = h; *g = l; *b = s; } static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s) { gdouble hue; gdouble lightness; gdouble saturation; gdouble m1, m2; gdouble r, g, b; lightness = *l; saturation = *s; if (lightness <= 0.5) m2 = lightness * (1 + saturation); else m2 = lightness + saturation - lightness * saturation; m1 = 2 * lightness - m2; if (saturation == 0) { *h = lightness; *l = lightness; *s = lightness; } else { hue = *h + 120; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) r = m1 + (m2 - m1) * hue / 60; else if (hue < 180) r = m2; else if (hue < 240) r = m1 + (m2 - m1) * (240 - hue) / 60; else r = m1; hue = *h; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) g = m1 + (m2 - m1) * hue / 60; else if (hue < 180) g = m2; else if (hue < 240) g = m1 + (m2 - m1) * (240 - hue) / 60; else g = m1; hue = *h - 120; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) b = m1 + (m2 - m1) * hue / 60; else if (hue < 180) b = m2; else if (hue < 240) b = m1 + (m2 - m1) * (240 - hue) / 60; else b = m1; *h = r; *l = g; *s = b; } } /** * gtk_paint_hline: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @area: rectangle to which the output is clipped * @widget: * @detail: * @x1: the starting x coordinate * @x2: the ending x coordinate * @y: the y coordinate * * Draws a horizontal line from (@x1, @y) to (@x2, @y) in @window * using the given style and state. **/ void gtk_paint_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_hline != NULL); GTK_STYLE_GET_CLASS (style)->draw_hline (style, window, state_type, area, widget, detail, x1, x2, y); } /** * gtk_paint_vline: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @area: rectangle to which the output is clipped * @widget: * @detail: * @y1: the starting y coordinate * @y2: the ending y coordinate * @x: the x coordinate * * Draws a vertical line from (@x, @y1) to (@x, @y1) in @window * using the given style and state. */ void gtk_paint_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_vline != NULL); GTK_STYLE_GET_CLASS (style)->draw_vline (style, window, state_type, area, widget, detail, y1, y2, x); } void gtk_paint_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_shadow != NULL); GTK_STYLE_GET_CLASS (style)->draw_shadow (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_shadow != NULL); GTK_STYLE_GET_CLASS (style)->draw_polygon (style, window, state_type, shadow_type, area, widget, detail, points, npoints, fill); } void gtk_paint_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_arrow != NULL); GTK_STYLE_GET_CLASS (style)->draw_arrow (style, window, state_type, shadow_type, area, widget, detail, arrow_type, fill, x, y, width, height); } void gtk_paint_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_diamond != NULL); GTK_STYLE_GET_CLASS (style)->draw_diamond (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } /** * gtk_paint_string: * @style: a #GtkStyle * @window: a #GdkWindow * @state_type: a state * @area: clip rectangle * @widget: the widget * @detail: a style detail * @x: x origin * @y: y origin * @string: the string to draw * * Draws a text string on @window with the given parameters. * * This function is deprecated, use gtk_paint_layout() instead. */ void gtk_paint_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_string != NULL); GTK_STYLE_GET_CLASS (style)->draw_string (style, window, state_type, area, widget, detail, x, y, string); } void gtk_paint_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_box != NULL); GTK_STYLE_GET_CLASS (style)->draw_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_flat_box != NULL); GTK_STYLE_GET_CLASS (style)->draw_flat_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_check != NULL); GTK_STYLE_GET_CLASS (style)->draw_check (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_option != NULL); GTK_STYLE_GET_CLASS (style)->draw_option (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_tab != NULL); GTK_STYLE_GET_CLASS (style)->draw_tab (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_shadow_gap != NULL); GTK_STYLE_GET_CLASS (style)->draw_shadow_gap (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_paint_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_box_gap != NULL); GTK_STYLE_GET_CLASS (style)->draw_box_gap (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_paint_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_extension != NULL); GTK_STYLE_GET_CLASS (style)->draw_extension (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side); } void gtk_paint_focus (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_focus != NULL); GTK_STYLE_GET_CLASS (style)->draw_focus (style, window, state_type, area, widget, detail, x, y, width, height); } void gtk_paint_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_slider != NULL); GTK_STYLE_GET_CLASS (style)->draw_slider (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, orientation); } void gtk_paint_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_handle != NULL); GTK_STYLE_GET_CLASS (style)->draw_handle (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, orientation); } void gtk_paint_expander (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, GtkExpanderStyle expander_style) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_expander != NULL); GTK_STYLE_GET_CLASS (style)->draw_expander (style, window, state_type, area, widget, detail, x, y, expander_style); } void gtk_paint_layout (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gboolean use_text, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, PangoLayout *layout) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_layout != NULL); GTK_STYLE_GET_CLASS (style)->draw_layout (style, window, state_type, use_text, area, widget, detail, x, y, layout); } void gtk_paint_resize_grip (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkWindowEdge edge, gint x, gint y, gint width, gint height) { g_return_if_fail (GTK_IS_STYLE (style)); g_return_if_fail (GTK_STYLE_GET_CLASS (style)->draw_resize_grip != NULL); GTK_STYLE_GET_CLASS (style)->draw_resize_grip (style, window, state_type, area, widget, detail, edge, x, y, width, height); } /** * gtk_border_copy: * @border: a #GtkBorder. * @returns: a copy of @border. * * Copies a #GtkBorder structure. **/ GtkBorder * gtk_border_copy (const GtkBorder *border) { return (GtkBorder *)g_memdup (border, sizeof (GtkBorder)); } /** * gtk_border_free: * @border: a #GtkBorder. * * Frees a #GtkBorder structure. **/ void gtk_border_free (GtkBorder *border) { g_free (border); } /** * gtk_style_get_font: * @style: a #GtkStyle * * Gets the #GdkFont to use for the given style. This is * meant only as a replacement for direct access to @style->font * and should not be used in new code. New code should * use @style->font_desc instead. * * Return value: the #GdkFont for the style. This font is owned * by the style; if you want to keep around a copy, you must * call gdk_font_ref(). **/ GdkFont * gtk_style_get_font (GtkStyle *style) { g_return_val_if_fail (GTK_IS_STYLE (style), NULL); if (style->private_font && style->private_font_desc) { if (!style->font_desc || !pango_font_description_equal (style->private_font_desc, style->font_desc)) { gdk_font_unref (style->private_font); style->private_font = NULL; if (style->private_font_desc) { pango_font_description_free (style->private_font_desc); style->private_font_desc = NULL; } } } if (!style->private_font) { if (style->font_desc) { style->private_font = gdk_font_from_description (style->font_desc); style->private_font_desc = pango_font_description_copy (style->font_desc); } if (!style->private_font) style->private_font = gdk_font_load ("fixed"); if (!style->private_font) g_error ("Unable to load \"fixed\" font"); } return style->private_font; } /** * gtk_style_set_font: * @style: a #GtkStyle. * @font: a #GdkFont, or %NULL to use the #GdkFont corresponding * to style->font_desc. * * Sets the #GdkFont to use for a given style. This is * meant only as a replacement for direct access to style->font * and should not be used in new code. New code should * use style->font_desc instead. **/ void gtk_style_set_font (GtkStyle *style, GdkFont *font) { GdkFont *old_font; g_return_if_fail (GTK_IS_STYLE (style)); old_font = style->private_font; style->private_font = font; if (font) gdk_font_ref (font); if (old_font) gdk_font_unref (old_font); if (style->private_font_desc) { pango_font_description_free (style->private_font_desc); style->private_font_desc = NULL; } } /** * _gtk_draw_insertion_cursor: * @drawable: a #GdkDrawable * @gc: a #GdkGC * @location: location where to draw the cursor (@location->width is ignored) * @dir: text direction for the cursor, used to decide whether to draw a * directional arrow on the cursor and in what direction. Unless both * strong and weak cursors are displayed, this should be %GTK_TEXT_DIR_NONE. * * Draws a text caret on @drawable at @location. This is not a style function * but merely a convenience function for drawing the standard cursor shape. **/ void _gtk_draw_insertion_cursor (GdkDrawable *drawable, GdkGC *gc, GdkRectangle *location, GtkTextDirection dir) { gint stem_width = location->height / 30 + 1; gint arrow_width = stem_width + 1; gint x, y; gint i; for (i = 0; i < stem_width; i++) gdk_draw_line (drawable, gc, location->x + i - stem_width / 2, location->y, location->x + i - stem_width / 2, location->y + location->height); if (dir == GTK_TEXT_DIR_RTL) { x = location->x - stem_width / 2 - 1; y = location->y + location->height - arrow_width * 2 - arrow_width + 1; for (i = 0; i < arrow_width; i++) { gdk_draw_line (drawable, gc, x, y + i + 1, x, y + 2 * arrow_width - i - 1); x --; } } else if (dir == GTK_TEXT_DIR_LTR) { x = location->x + stem_width - stem_width / 2; y = location->y + location->height - arrow_width * 2 - arrow_width + 1; for (i = 0; i < arrow_width; i++) { gdk_draw_line (drawable, gc, x, y + i + 1, x, y + 2 * arrow_width - i - 1); x++; } } }