988 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			988 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GTK+ Pixbuf Engine
 | |
|  * Copyright (C) 1998-2000 Red Hat, Inc.
 | |
|  *
 | |
|  * This library is free software; you can redistribute it and/or
 | |
|  * modify it under the terms of the GNU Library General Public
 | |
|  * License as published by the Free Software Foundation; either
 | |
|  * version 2 of the License, or (at your option) any later version.
 | |
|  *
 | |
|  * This library is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 | |
|  * Library General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU Library General Public
 | |
|  * License along with this library; if not, write to the
 | |
|  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 | |
|  * Boston, MA 02111-1307, USA.
 | |
|  *
 | |
|  * Written by Owen Taylor <otaylor@redhat.com>, based on code by
 | |
|  * Carsten Haitzler <raster@rasterman.com>
 | |
|  */
 | |
| 
 | |
| #include <math.h>
 | |
| #include <string.h>
 | |
| 
 | |
| #include "pixbuf.h"
 | |
| #include "pixbuf-rc-style.h"
 | |
| #include "pixbuf-style.h"
 | |
| 
 | |
| static void pixbuf_style_init       (PixbufStyle      *style);
 | |
| static void pixbuf_style_class_init (PixbufStyleClass *klass);
 | |
| 
 | |
| static GtkStyleClass *parent_class = NULL;
 | |
| 
 | |
| static ThemeImage *
 | |
| match_theme_image (GtkStyle       *style,
 | |
| 		   ThemeMatchData *match_data)
 | |
| {
 | |
|   GList *tmp_list;
 | |
| 
 | |
|   tmp_list = PIXBUF_RC_STYLE (style->rc_style)->img_list;
 | |
|   
 | |
|   while (tmp_list)
 | |
|     {
 | |
|       guint flags;
 | |
|       ThemeImage *image = tmp_list->data;
 | |
|       tmp_list = tmp_list->next;
 | |
| 
 | |
|       if (match_data->function != image->match_data.function)
 | |
| 	continue;
 | |
| 
 | |
|       flags = match_data->flags & image->match_data.flags;
 | |
|       
 | |
|       if (flags != image->match_data.flags) /* Required components not present */
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_STATE) &&
 | |
| 	  match_data->state != image->match_data.state)
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_SHADOW) &&
 | |
| 	  match_data->shadow != image->match_data.shadow)
 | |
| 	continue;
 | |
|       
 | |
|       if ((flags & THEME_MATCH_ARROW_DIRECTION) &&
 | |
| 	  match_data->arrow_direction != image->match_data.arrow_direction)
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_ORIENTATION) &&
 | |
| 	  match_data->orientation != image->match_data.orientation)
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_GAP_SIDE) &&
 | |
| 	  match_data->gap_side != image->match_data.gap_side)
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_EXPANDER_STYLE) &&
 | |
| 	  match_data->expander_style != image->match_data.expander_style)
 | |
| 	continue;
 | |
| 
 | |
|       if ((flags & THEME_MATCH_WINDOW_EDGE) &&
 | |
| 	  match_data->window_edge != image->match_data.window_edge)
 | |
| 	continue;
 | |
| 
 | |
|       if (image->match_data.detail &&
 | |
| 	  (!match_data->detail ||
 | |
| 	   strcmp (match_data->detail, image->match_data.detail) != 0))
 | |
|       continue;
 | |
| 
 | |
|       return image;
 | |
|     }
 | |
|   
 | |
|   return NULL;
 | |
| }
 | |
| 
 | |
| static gboolean
 | |
| draw_simple_image(GtkStyle       *style,
 | |
| 		  cairo_t        *cr,
 | |
| 		  GtkWidget      *widget,
 | |
| 		  ThemeMatchData *match_data,
 | |
| 		  gboolean        draw_center,
 | |
| 		  gboolean        allow_setbg,
 | |
| 		  gint            x,
 | |
| 		  gint            y,
 | |
| 		  gint            width,
 | |
| 		  gint            height)
 | |
| {
 | |
| 
 | |
|   ThemeImage *image;
 | |
|   
 | |
|   if (!(match_data->flags & THEME_MATCH_ORIENTATION))
 | |
|     {
 | |
|       match_data->flags |= THEME_MATCH_ORIENTATION;
 | |
|       
 | |
|       if (height > width)
 | |
| 	match_data->orientation = GTK_ORIENTATION_VERTICAL;
 | |
|       else
 | |
| 	match_data->orientation = GTK_ORIENTATION_HORIZONTAL;
 | |
|     }
 | |
|     
 | |
|   image = match_theme_image (style, match_data);
 | |
|   if (image)
 | |
|     {
 | |
|       if (image->background)
 | |
| 	{
 | |
| 	  theme_pixbuf_render (image->background, cr,
 | |
| 			       draw_center ? COMPONENT_ALL : COMPONENT_ALL | COMPONENT_CENTER,
 | |
| 			       FALSE,
 | |
| 			       x, y, width, height);
 | |
| 	}
 | |
|       
 | |
|       if (image->overlay && draw_center)
 | |
| 	theme_pixbuf_render (image->overlay, cr, COMPONENT_ALL,
 | |
| 			     TRUE, 
 | |
| 			     x, y, width, height);
 | |
| 
 | |
|       return TRUE;
 | |
|     }
 | |
|   else
 | |
|     return FALSE;
 | |
| }
 | |
| 
 | |
| static gboolean
 | |
| draw_gap_image(GtkStyle       *style,
 | |
|                cairo_t        *cr,
 | |
| 	       GtkWidget      *widget,
 | |
| 	       ThemeMatchData *match_data,
 | |
| 	       gboolean        draw_center,
 | |
| 	       gint            x,
 | |
| 	       gint            y,
 | |
| 	       gint            width,
 | |
| 	       gint            height,
 | |
| 	       GtkPositionType gap_side,
 | |
| 	       gint            gap_x,
 | |
| 	       gint            gap_width)
 | |
| {
 | |
|   ThemeImage *image;
 | |
|   
 | |
|   if (!(match_data->flags & THEME_MATCH_ORIENTATION))
 | |
|     {
 | |
|       match_data->flags |= THEME_MATCH_ORIENTATION;
 | |
|       
 | |
|       if (height > width)
 | |
| 	match_data->orientation = GTK_ORIENTATION_VERTICAL;
 | |
|       else
 | |
| 	match_data->orientation = GTK_ORIENTATION_HORIZONTAL;
 | |
|     }
 | |
| 
 | |
|   match_data->flags |= THEME_MATCH_GAP_SIDE;
 | |
|   match_data->gap_side = gap_side;
 | |
|     
 | |
|   image = match_theme_image (style, match_data);
 | |
|   if (image)
 | |
|     {
 | |
|       gint thickness;
 | |
|       GdkRectangle r1, r2, r3;
 | |
|       GdkPixbuf *pixbuf = NULL;
 | |
|       guint components = COMPONENT_ALL;
 | |
| 
 | |
|       if (!draw_center)
 | |
| 	components |= COMPONENT_CENTER;
 | |
| 
 | |
|       if (image->gap_start)
 | |
| 	pixbuf = theme_pixbuf_get_pixbuf (image->gap_start);
 | |
| 
 | |
|       switch (gap_side)
 | |
| 	{
 | |
| 	case GTK_POS_TOP:
 | |
| 	  if (pixbuf)
 | |
| 	    thickness = gdk_pixbuf_get_height (pixbuf);
 | |
| 	  else
 | |
| 	    thickness = style->ythickness;
 | |
| 	  
 | |
| 	  if (!draw_center)
 | |
| 	    components |= COMPONENT_NORTH_WEST | COMPONENT_NORTH | COMPONENT_NORTH_EAST;
 | |
| 
 | |
| 	  r1.x      = x;
 | |
| 	  r1.y      = y;
 | |
| 	  r1.width  = gap_x;
 | |
| 	  r1.height = thickness;
 | |
| 	  r2.x      = x + gap_x;
 | |
| 	  r2.y      = y;
 | |
| 	  r2.width  = gap_width;
 | |
| 	  r2.height = thickness;
 | |
| 	  r3.x      = x + gap_x + gap_width;
 | |
| 	  r3.y      = y;
 | |
| 	  r3.width  = width - (gap_x + gap_width);
 | |
| 	  r3.height = thickness;
 | |
| 	  break;
 | |
| 	  
 | |
| 	case GTK_POS_BOTTOM:
 | |
| 	  if (pixbuf)
 | |
| 	    thickness = gdk_pixbuf_get_height (pixbuf);
 | |
| 	  else
 | |
| 	    thickness = style->ythickness;
 | |
| 
 | |
| 	  if (!draw_center)
 | |
| 	    components |= COMPONENT_SOUTH_WEST | COMPONENT_SOUTH | COMPONENT_SOUTH_EAST;
 | |
| 
 | |
| 	  r1.x      = x;
 | |
| 	  r1.y      = y + height - thickness;
 | |
| 	  r1.width  = gap_x;
 | |
| 	  r1.height = thickness;
 | |
| 	  r2.x      = x + gap_x;
 | |
| 	  r2.y      = y + height - thickness;
 | |
| 	  r2.width  = gap_width;
 | |
| 	  r2.height = thickness;
 | |
| 	  r3.x      = x + gap_x + gap_width;
 | |
| 	  r3.y      = y + height - thickness;
 | |
| 	  r3.width  = width - (gap_x + gap_width);
 | |
| 	  r3.height = thickness;
 | |
| 	  break;
 | |
| 	  
 | |
| 	case GTK_POS_LEFT:
 | |
| 	  if (pixbuf)
 | |
| 	    thickness = gdk_pixbuf_get_width (pixbuf);
 | |
| 	  else
 | |
| 	    thickness = style->xthickness;
 | |
| 
 | |
| 	  if (!draw_center)
 | |
| 	    components |= COMPONENT_NORTH_WEST | COMPONENT_WEST | COMPONENT_SOUTH_WEST;
 | |
| 
 | |
| 	  r1.x      = x;
 | |
| 	  r1.y      = y;
 | |
| 	  r1.width  = thickness;
 | |
| 	  r1.height = gap_x;
 | |
| 	  r2.x      = x;
 | |
| 	  r2.y      = y + gap_x;
 | |
| 	  r2.width  = thickness;
 | |
| 	  r2.height = gap_width;
 | |
| 	  r3.x      = x;
 | |
| 	  r3.y      = y + gap_x + gap_width;
 | |
| 	  r3.width  = thickness;
 | |
| 	  r3.height = height - (gap_x + gap_width);
 | |
| 	  break;
 | |
| 	  
 | |
| 	case GTK_POS_RIGHT:
 | |
| 	  if (pixbuf)
 | |
| 	    thickness = gdk_pixbuf_get_width (pixbuf);
 | |
| 	  else
 | |
| 	    thickness = style->xthickness;
 | |
| 
 | |
| 	  if (!draw_center)
 | |
| 	    components |= COMPONENT_NORTH_EAST | COMPONENT_EAST | COMPONENT_SOUTH_EAST;
 | |
| 
 | |
| 	  r1.x      = x + width - thickness;
 | |
| 	  r1.y      = y;
 | |
| 	  r1.width  = thickness;
 | |
| 	  r1.height = gap_x;
 | |
| 	  r2.x      = x + width - thickness;
 | |
| 	  r2.y      = y + gap_x;
 | |
| 	  r2.width  = thickness;
 | |
| 	  r2.height = gap_width;
 | |
| 	  r3.x      = x + width - thickness;
 | |
| 	  r3.y      = y + gap_x + gap_width;
 | |
| 	  r3.width  = thickness;
 | |
| 	  r3.height = height - (gap_x + gap_width);
 | |
| 	  break;
 | |
| 
 | |
| 	default:
 | |
| 	  g_assert_not_reached ();
 | |
| 	}
 | |
| 
 | |
|       if (image->background)
 | |
| 	theme_pixbuf_render (image->background,
 | |
| 			     cr, components, FALSE,
 | |
| 			     x, y, width, height);
 | |
|       if (image->gap_start)
 | |
| 	theme_pixbuf_render (image->gap_start,
 | |
| 			     cr, COMPONENT_ALL, FALSE,
 | |
| 			     r1.x, r1.y, r1.width, r1.height);
 | |
|       if (image->gap)
 | |
| 	theme_pixbuf_render (image->gap,
 | |
| 			     cr, COMPONENT_ALL, FALSE,
 | |
| 			     r2.x, r2.y, r2.width, r2.height);
 | |
|       if (image->gap_end)
 | |
| 	theme_pixbuf_render (image->gap_end,
 | |
| 			     cr, COMPONENT_ALL, FALSE,
 | |
| 			     r3.x, r3.y, r3.width, r3.height);
 | |
| 
 | |
|       return TRUE;
 | |
|     }
 | |
|   else
 | |
|     return FALSE;
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_hline (GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    gint          x1,
 | |
| 	    gint          x2,
 | |
| 	    gint          y)
 | |
| {
 | |
|   ThemeImage *image;
 | |
|   ThemeMatchData   match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_HLINE;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_ORIENTATION | THEME_MATCH_STATE;
 | |
|   match_data.state = state;
 | |
|   match_data.orientation = GTK_ORIENTATION_HORIZONTAL;
 | |
|   
 | |
|   image = match_theme_image (style, &match_data);
 | |
|   if (image)
 | |
|     {
 | |
|       if (image->background)
 | |
| 	theme_pixbuf_render (image->background,
 | |
| 			     cr, COMPONENT_ALL, FALSE,
 | |
| 			     x1, y, (x2 - x1) + 1, 2);
 | |
|     }
 | |
|   else
 | |
|     parent_class->draw_hline (style, cr, state, widget, detail,
 | |
| 			      x1, x2, y);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_vline (GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    gint          y1,
 | |
| 	    gint          y2,
 | |
| 	    gint          x)
 | |
| {
 | |
|   ThemeImage    *image;
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_VLINE;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_ORIENTATION | THEME_MATCH_STATE;
 | |
|   match_data.state = state;
 | |
|   match_data.orientation = GTK_ORIENTATION_VERTICAL;
 | |
|   
 | |
|   image = match_theme_image (style, &match_data);
 | |
|   if (image)
 | |
|     {
 | |
|       if (image->background)
 | |
| 	theme_pixbuf_render (image->background,
 | |
| 			     cr, COMPONENT_ALL, FALSE,
 | |
| 			     x, y1, 2, (y2 - y1) + 1);
 | |
|     }
 | |
|   else
 | |
|     parent_class->draw_vline (style, cr, state, widget, detail,
 | |
| 			      y1, y2, x);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_shadow(GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state,
 | |
| 	    GtkShadowType shadow,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    gint          x,
 | |
| 	    gint          y,
 | |
| 	    gint          width,
 | |
| 	    gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_SHADOW;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, FALSE, FALSE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_shadow (style, cr, state, shadow, widget, detail,
 | |
| 			       x, y, width, height);
 | |
| }
 | |
| 
 | |
| /* This function makes up for some brokeness in gtkrange.c
 | |
|  * where we never get the full arrow of the stepper button
 | |
|  * and the type of button in a single drawing function.
 | |
|  *
 | |
|  * It doesn't work correctly when the scrollbar is squished
 | |
|  * to the point we don't have room for full-sized steppers.
 | |
|  */
 | |
| static void
 | |
| reverse_engineer_stepper_box (GtkWidget    *range,
 | |
| 			      GtkArrowType  arrow_type,
 | |
| 			      gint         *x,
 | |
| 			      gint         *y,
 | |
| 			      gint         *width,
 | |
| 			      gint         *height)
 | |
| {
 | |
|   gint slider_width = 14, stepper_size = 14;
 | |
|   gint box_width;
 | |
|   gint box_height;
 | |
|   
 | |
|   if (range && GTK_IS_RANGE (range))
 | |
|     {
 | |
|       gtk_widget_style_get (range,
 | |
| 			    "slider_width", &slider_width,
 | |
| 			    "stepper_size", &stepper_size,
 | |
| 			    NULL);
 | |
|     }
 | |
| 	
 | |
|   if (arrow_type == GTK_ARROW_UP || arrow_type == GTK_ARROW_DOWN)
 | |
|     {
 | |
|       box_width = slider_width;
 | |
|       box_height = stepper_size;
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       box_width = stepper_size;
 | |
|       box_height = slider_width;
 | |
|     }
 | |
| 
 | |
|   *x = *x - (box_width - *width) / 2;
 | |
|   *y = *y - (box_height - *height) / 2;
 | |
|   *width = box_width;
 | |
|   *height = box_height;
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_arrow (GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state,
 | |
| 	    GtkShadowType shadow,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    GtkArrowType  arrow_direction,
 | |
| 	    gint          fill,
 | |
| 	    gint          x,
 | |
| 	    gint          y,
 | |
| 	    gint          width,
 | |
| 	    gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   if (detail &&
 | |
|       (strcmp (detail, "hscrollbar") == 0 || strcmp (detail, "vscrollbar") == 0))
 | |
|     {
 | |
|       /* This is a hack to work around the fact that scrollbar steppers are drawn
 | |
|        * as a box + arrow, so we never have
 | |
|        *
 | |
|        *   The full bounding box of the scrollbar 
 | |
|        *   The arrow direction
 | |
|        *
 | |
|        * At the same time. We simulate an extra paint function, "STEPPER", by doing
 | |
|        * nothing for the box, and then here, reverse engineering the box that
 | |
|        * was passed to draw box and using that
 | |
|        */
 | |
|       gint box_x = x;
 | |
|       gint box_y = y;
 | |
|       gint box_width = width;
 | |
|       gint box_height = height;
 | |
| 
 | |
|       reverse_engineer_stepper_box (widget, arrow_direction,
 | |
| 				    &box_x, &box_y, &box_width, &box_height);
 | |
| 
 | |
|       match_data.function = TOKEN_D_STEPPER;
 | |
|       match_data.detail = (gchar *)detail;
 | |
|       match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 			  THEME_MATCH_STATE | 
 | |
| 			  THEME_MATCH_ARROW_DIRECTION);
 | |
|       match_data.shadow = shadow;
 | |
|       match_data.state = state;
 | |
|       match_data.arrow_direction = arrow_direction;
 | |
|       
 | |
|       if (draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			     box_x, box_y, box_width, box_height))
 | |
| 	{
 | |
| 	  /* The theme included stepper images, we're done */
 | |
| 	  return;
 | |
| 	}
 | |
| 
 | |
|       /* Otherwise, draw the full box, and fall through to draw the arrow
 | |
|        */
 | |
|       match_data.function = TOKEN_D_BOX;
 | |
|       match_data.detail = (gchar *)detail;
 | |
|       match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|       match_data.shadow = shadow;
 | |
|       match_data.state = state;
 | |
|       
 | |
|       if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			      box_x, box_y, box_width, box_height))
 | |
| 	parent_class->draw_box (style, cr, state, shadow, widget, detail,
 | |
| 				box_x, box_y, box_width, box_height);
 | |
|     }
 | |
| 
 | |
| 
 | |
|   match_data.function = TOKEN_D_ARROW;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 		      THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_ARROW_DIRECTION);
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   match_data.arrow_direction = arrow_direction;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_arrow (style, cr, state, shadow, widget, detail,
 | |
| 			      arrow_direction, fill, x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_diamond (GtkStyle     *style,
 | |
| 	      cairo_t      *cr,
 | |
| 	      GtkStateType  state,
 | |
| 	      GtkShadowType shadow,
 | |
| 	      GtkWidget    *widget,
 | |
| 	      const gchar  *detail,
 | |
| 	      gint          x,
 | |
| 	      gint          y,
 | |
| 	      gint          width,
 | |
| 	      gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_DIAMOND;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_diamond (style, cr, state, shadow, widget, detail,
 | |
| 				x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_box (GtkStyle     *style,
 | |
| 	  cairo_t      *cr,
 | |
|  	  GtkStateType  state,
 | |
|  	  GtkShadowType shadow,
 | |
|  	  GtkWidget    *widget,
 | |
| 	  const gchar  *detail,
 | |
| 	  gint          x,
 | |
| 	  gint          y,
 | |
| 	  gint          width,
 | |
| 	  gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
| 
 | |
|   if (detail &&
 | |
|       (strcmp (detail, "hscrollbar") == 0 || strcmp (detail, "vscrollbar") == 0))
 | |
|     {
 | |
|       /* We handle this in draw_arrow */
 | |
|       return;
 | |
|     }
 | |
| 
 | |
|   match_data.function = TOKEN_D_BOX;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height)) {
 | |
|     parent_class->draw_box (style, cr, state, shadow, widget, detail,
 | |
| 			    x, y, width, height);
 | |
|   }
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_flat_box (GtkStyle     *style,
 | |
| 	       cairo_t      *cr,
 | |
| 	       GtkStateType  state,
 | |
| 	       GtkShadowType shadow,
 | |
| 	       GtkWidget    *widget,
 | |
| 	       const gchar  *detail,
 | |
| 	       gint          x,
 | |
| 	       gint          y,
 | |
| 	       gint          width,
 | |
| 	       gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_FLAT_BOX;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_flat_box (style, cr, state, shadow, widget, detail,
 | |
| 				 x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_check (GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state,
 | |
| 	    GtkShadowType shadow,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    gint          x,
 | |
| 	    gint          y,
 | |
| 	    gint          width,
 | |
| 	    gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_CHECK;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_check (style, cr, state, shadow, widget, detail,
 | |
| 			      x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_option (GtkStyle     *style,
 | |
| 	     cairo_t      *cr,
 | |
| 	     GtkStateType  state,
 | |
| 	     GtkShadowType shadow,
 | |
| 	     GtkWidget    *widget,
 | |
| 	     const gchar  *detail,
 | |
| 	     gint          x,
 | |
| 	     gint          y,
 | |
| 	     gint          width,
 | |
| 	     gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_OPTION;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_option (style, cr, state, shadow, widget, detail,
 | |
| 			       x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_tab (GtkStyle     *style,
 | |
| 	  cairo_t      *cr,
 | |
| 	  GtkStateType  state,
 | |
| 	  GtkShadowType shadow,
 | |
| 	  GtkWidget    *widget,
 | |
| 	  const gchar  *detail,
 | |
| 	  gint          x,
 | |
| 	  gint          y,
 | |
| 	  gint          width,
 | |
| 	  gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_TAB;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_tab (style, cr, state, shadow, widget, detail,
 | |
| 			    x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_shadow_gap (GtkStyle       *style,
 | |
| 		 cairo_t        *cr,
 | |
| 		 GtkStateType    state,
 | |
| 		 GtkShadowType   shadow,
 | |
| 		 GtkWidget      *widget,
 | |
| 		 const gchar    *detail,
 | |
| 		 gint            x,
 | |
| 		 gint            y,
 | |
| 		 gint            width,
 | |
| 		 gint            height,
 | |
| 		 GtkPositionType gap_side,
 | |
| 		 gint            gap_x,
 | |
| 		 gint            gap_width)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_SHADOW_GAP;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 		      THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_ORIENTATION);
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_gap_image (style, cr, widget, &match_data, FALSE,
 | |
| 		       x, y, width, height, gap_side, gap_x, gap_width))
 | |
|     parent_class->draw_shadow_gap (style, cr, state, shadow, widget, detail,
 | |
| 				   x, y, width, height, gap_side, gap_x, gap_width);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_box_gap (GtkStyle       *style,
 | |
| 	      cairo_t        *cr,
 | |
| 	      GtkStateType    state,
 | |
| 	      GtkShadowType   shadow,
 | |
| 	      GtkWidget      *widget,
 | |
| 	      const gchar    *detail,
 | |
| 	      gint            x,
 | |
| 	      gint            y,
 | |
| 	      gint            width,
 | |
| 	      gint            height,
 | |
| 	      GtkPositionType gap_side,
 | |
| 	      gint            gap_x,
 | |
| 	      gint            gap_width)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_BOX_GAP;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE;
 | |
|   match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 		      THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_ORIENTATION);
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   
 | |
|   if (!draw_gap_image (style, cr, widget, &match_data, TRUE,
 | |
| 		       x, y, width, height, gap_side, gap_x, gap_width))
 | |
|     parent_class->draw_box_gap (style, cr, state, shadow, widget, detail,
 | |
| 				x, y, width, height, gap_side, gap_x, gap_width);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_extension (GtkStyle       *style,
 | |
| 		cairo_t        *cr,
 | |
| 		GtkStateType    state,
 | |
| 		GtkShadowType   shadow,
 | |
| 		GtkWidget      *widget,
 | |
| 		const gchar    *detail,
 | |
| 		gint            x,
 | |
| 		gint            y,
 | |
| 		gint            width,
 | |
| 		gint            height,
 | |
| 		GtkPositionType gap_side)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_EXTENSION;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = THEME_MATCH_SHADOW | THEME_MATCH_STATE | THEME_MATCH_GAP_SIDE;
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   match_data.gap_side = gap_side;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_extension (style, cr, state, shadow, widget, detail,
 | |
| 				  x, y, width, height, gap_side);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_focus (GtkStyle     *style,
 | |
| 	    cairo_t      *cr,
 | |
| 	    GtkStateType  state_type,
 | |
| 	    GtkWidget    *widget,
 | |
| 	    const gchar  *detail,
 | |
| 	    gint          x,
 | |
| 	    gint          y,
 | |
| 	    gint          width,
 | |
| 	    gint          height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_FOCUS;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = 0;
 | |
|   
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, FALSE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_focus (style, cr, state_type, widget, detail,
 | |
| 			      x, y, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_slider (GtkStyle      *style,
 | |
| 	     cairo_t       *cr,
 | |
| 	     GtkStateType   state,
 | |
| 	     GtkShadowType  shadow,
 | |
| 	     GtkWidget     *widget,
 | |
| 	     const gchar   *detail,
 | |
| 	     gint           x,
 | |
| 	     gint           y,
 | |
| 	     gint           width,
 | |
| 	     gint           height,
 | |
| 	     GtkOrientation orientation)
 | |
| {
 | |
|   ThemeMatchData           match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_SLIDER;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 		      THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_ORIENTATION);
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   match_data.orientation = orientation;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_slider (style, cr, state, shadow, widget, detail,
 | |
| 			       x, y, width, height, orientation);
 | |
| }
 | |
| 
 | |
| 
 | |
| static void
 | |
| draw_handle (GtkStyle      *style,
 | |
| 	     cairo_t       *cr,
 | |
| 	     GtkStateType   state,
 | |
| 	     GtkShadowType  shadow,
 | |
| 	     GtkWidget     *widget,
 | |
| 	     const gchar   *detail,
 | |
| 	     gint           x,
 | |
| 	     gint           y,
 | |
| 	     gint           width,
 | |
| 	     gint           height,
 | |
| 	     GtkOrientation orientation)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_HANDLE;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = (THEME_MATCH_SHADOW | 
 | |
| 		      THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_ORIENTATION);
 | |
|   match_data.shadow = shadow;
 | |
|   match_data.state = state;
 | |
|   match_data.orientation = orientation;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_handle (style, cr, state, shadow, widget, detail,
 | |
| 			       x, y, width, height, orientation);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_expander (GtkStyle      *style,
 | |
| 	       cairo_t       *cr,
 | |
| 	       GtkStateType   state,
 | |
| 	       GtkWidget     *widget,
 | |
| 	       const gchar   *detail,
 | |
| 	       gint           x,
 | |
| 	       gint           y,
 | |
| 	       GtkExpanderStyle expander_style)
 | |
| {
 | |
| #define DEFAULT_EXPANDER_SIZE 12
 | |
| 
 | |
|   ThemeMatchData match_data;
 | |
|   gint expander_size;
 | |
|   gint radius;
 | |
|   
 | |
|   if (widget &&
 | |
|       gtk_widget_class_find_style_property (GTK_WIDGET_GET_CLASS (widget),
 | |
|                                             "expander-size"))
 | |
|     {
 | |
|       gtk_widget_style_get (widget,
 | |
| 			    "expander-size", &expander_size,
 | |
| 			    NULL);
 | |
|     }
 | |
|   else
 | |
|     expander_size = DEFAULT_EXPANDER_SIZE;
 | |
| 
 | |
|   radius = expander_size/2;
 | |
| 
 | |
|   match_data.function = TOKEN_D_EXPANDER;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = (THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_EXPANDER_STYLE);
 | |
|   match_data.state = state;
 | |
|   match_data.expander_style = expander_style;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x - radius, y - radius, expander_size, expander_size))
 | |
|     parent_class->draw_expander (style, cr, state, widget, detail,
 | |
| 				 x, y, expander_style);
 | |
| }
 | |
| 
 | |
| static void
 | |
| draw_resize_grip (GtkStyle      *style,
 | |
| 		  cairo_t       *cr,
 | |
|                   GtkStateType   state,
 | |
|                   GtkWidget     *widget,
 | |
|                   const gchar   *detail,
 | |
|                   GdkWindowEdge  edge,
 | |
|                   gint           x,
 | |
|                   gint           y,
 | |
|                   gint           width,
 | |
| 		  gint           height)
 | |
| {
 | |
|   ThemeMatchData match_data;
 | |
|   
 | |
|   match_data.function = TOKEN_D_RESIZE_GRIP;
 | |
|   match_data.detail = (gchar *)detail;
 | |
|   match_data.flags = (THEME_MATCH_STATE | 
 | |
| 		      THEME_MATCH_WINDOW_EDGE);
 | |
|   match_data.state = state;
 | |
|   match_data.window_edge = edge;
 | |
| 
 | |
|   if (!draw_simple_image (style, cr, widget, &match_data, TRUE, TRUE,
 | |
| 			  x, y, width, height))
 | |
|     parent_class->draw_resize_grip (style, cr, state, widget, detail,
 | |
| 				    edge, x, y, width, height);
 | |
| }
 | |
| 
 | |
| GType pixbuf_type_style = 0;
 | |
| 
 | |
| void 
 | |
| pixbuf_style_register_type (GTypeModule *module) 
 | |
| {
 | |
|   const GTypeInfo object_info =
 | |
|     {
 | |
|     sizeof (PixbufStyleClass),
 | |
|     (GBaseInitFunc) NULL,
 | |
|     (GBaseFinalizeFunc) NULL,
 | |
|     (GClassInitFunc) pixbuf_style_class_init,
 | |
|     NULL,           /* class_finalize */
 | |
|     NULL,           /* class_data */
 | |
|     sizeof (PixbufStyle),
 | |
|     0,              /* n_preallocs */
 | |
|     (GInstanceInitFunc) pixbuf_style_init,
 | |
|   };
 | |
|   
 | |
|   pixbuf_type_style = g_type_module_register_type (module,
 | |
| 						   GTK_TYPE_STYLE,
 | |
| 						   "PixbufStyle",
 | |
| 						   &object_info, 0);
 | |
| }
 | |
| 
 | |
| static void
 | |
| pixbuf_style_init (PixbufStyle *style)
 | |
| {
 | |
| }
 | |
| 
 | |
| static void
 | |
| pixbuf_style_class_init (PixbufStyleClass *klass)
 | |
| {
 | |
|   GtkStyleClass *style_class = GTK_STYLE_CLASS (klass);
 | |
| 
 | |
|   parent_class = g_type_class_peek_parent (klass);
 | |
| 
 | |
|   style_class->draw_hline = draw_hline;
 | |
|   style_class->draw_vline = draw_vline;
 | |
|   style_class->draw_shadow = draw_shadow;
 | |
|   style_class->draw_arrow = draw_arrow;
 | |
|   style_class->draw_diamond = draw_diamond;
 | |
|   style_class->draw_box = draw_box;
 | |
|   style_class->draw_flat_box = draw_flat_box;
 | |
|   style_class->draw_check = draw_check;
 | |
|   style_class->draw_option = draw_option;
 | |
|   style_class->draw_tab = draw_tab;
 | |
|   style_class->draw_shadow_gap = draw_shadow_gap;
 | |
|   style_class->draw_box_gap = draw_box_gap;
 | |
|   style_class->draw_extension = draw_extension;
 | |
|   style_class->draw_focus = draw_focus;
 | |
|   style_class->draw_slider = draw_slider;
 | |
|   style_class->draw_handle = draw_handle;
 | |
|   style_class->draw_expander = draw_expander;
 | |
|   style_class->draw_resize_grip = draw_resize_grip;
 | |
| }
 | 
