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Pixmaps now grey out when insensitive, code thanks to GNOME stock by

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Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>

        * gtk/gtkpixmap.h
          gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
          code thanks to GNOME stock by Eckehard Berns.  New function
          gtk_pixmap_set_build_insensitive to provide ability to turn
          this off.
This commit is contained in:
CST 1998 Shawn T. Amundson 1998-11-17 01:34:07 +00:00 committed by Shawn Amundson
parent e94a7b1a7a
commit bb0ec69706
9 changed files with 178 additions and 5 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-0
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-10
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-2
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-4
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-6
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

8
ChangeLog.pre-2-8
View File

@ -1,3 +1,11 @@
Mon Nov 16 19:19:00 CST 1998 Shawn T. Amundson <amundson@gtk.org>
* gtk/gtkpixmap.h
gtk/gtkpixmap.c: Pixmaps now grey out when insensitive,
code thanks to GNOME stock by Eckehard Berns. New function
gtk_pixmap_set_build_insensitive to provide ability to turn
this off.
Tue Nov 17 00:06:29 1998 Lars Hamann <lars@gtk.org>
* gtk/gtknotebook.h (struct _GtkNotebook): new flags : homogeneous;

121
gtk/gtkpixmap.c
View File

@ -1,6 +1,9 @@
/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* Insensitive pixmap building code by Eckehard Berns from GNOME Stock
* Copyright (C) 1997, 1998 Free Software Foundation
*
* 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
@ -25,6 +28,7 @@ static void gtk_pixmap_init (GtkPixmap *pixmap);
static gint gtk_pixmap_expose (GtkWidget *widget,
GdkEventExpose *event);
static void gtk_pixmap_finalize (GtkObject *object);
static void build_insensitive_pixmap (GtkPixmap *gtkpixmap);
static GtkWidgetClass *parent_class;
@ -86,6 +90,7 @@ gtk_pixmap_new (GdkPixmap *val,
pixmap = gtk_type_new (gtk_pixmap_get_type ());
pixmap->build_insensitive = TRUE;
gtk_pixmap_set (pixmap, val, mask);
return GTK_WIDGET (pixmap);
@ -117,7 +122,10 @@ gtk_pixmap_set (GtkPixmap *pixmap,
oldheight = GTK_WIDGET (pixmap)->requisition.height;
if (pixmap->pixmap)
gdk_pixmap_unref (pixmap->pixmap);
if (pixmap->pixmap_insensitive)
gdk_pixmap_unref (pixmap->pixmap_insensitive);
pixmap->pixmap = val;
pixmap->pixmap_insensitive = NULL;
if (pixmap->pixmap)
{
gdk_pixmap_ref (pixmap->pixmap);
@ -166,7 +174,6 @@ gtk_pixmap_get (GtkPixmap *pixmap,
*mask = pixmap->mask;
}
static gint
gtk_pixmap_expose (GtkWidget *widget,
GdkEventExpose *event)
@ -199,10 +206,23 @@ gtk_pixmap_expose (GtkWidget *widget,
gdk_gc_set_clip_origin (widget->style->black_gc, x, y);
}
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
pixmap->pixmap,
0, 0, x, y, -1, -1);
if (GTK_WIDGET_STATE (widget) == GTK_STATE_INSENSITIVE
&& pixmap->build_insensitive)
{
if (!pixmap->pixmap_insensitive)
build_insensitive_pixmap (pixmap);
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
pixmap->pixmap_insensitive,
0, 0, x, y, -1, -1);
}
else
{
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
pixmap->pixmap,
0, 0, x, y, -1, -1);
}
if (pixmap->mask)
{
@ -212,3 +232,94 @@ gtk_pixmap_expose (GtkWidget *widget,
}
return FALSE;
}
void
gtk_pixmap_set_build_insensitive (GtkPixmap *pixmap, guint build)
{
g_return_if_fail (pixmap != NULL);
g_return_if_fail (GTK_IS_PIXMAP (pixmap));
pixmap->build_insensitive = build;
if (GTK_WIDGET_VISIBLE (pixmap))
{
gtk_widget_queue_clear (GTK_WIDGET (pixmap));
}
}
static void
build_insensitive_pixmap(GtkPixmap *gtkpixmap)
{
GdkGC *gc;
GdkPixmap *pixmap = gtkpixmap->pixmap;
GdkPixmap *insensitive;
gint w, h, x, y;
GdkGCValues vals;
GdkVisual *visual;
GdkImage *image;
GdkColorContext *cc;
GdkColor color;
GdkColormap *cmap;
gint32 red, green, blue;
GtkStyle *style;
GtkWidget *window;
window = GTK_WIDGET (gtkpixmap);
g_return_if_fail(window != NULL);
gdk_window_get_size(pixmap, &w, &h);
visual = gtk_widget_get_visual(GTK_WIDGET(gtkpixmap));
cmap = gtk_widget_get_colormap(GTK_WIDGET(gtkpixmap));
gc = gdk_gc_new (pixmap);
cc = gdk_color_context_new(visual, cmap);
if ((cc->mode != GDK_CC_MODE_TRUE) && (cc->mode != GDK_CC_MODE_MY_GRAY))
{
gdk_color_context_free(cc);
style = gtk_widget_get_style(window);
color = style->bg[0];
gdk_gc_set_foreground (gc, &color);
for (y = 0; y < h; y ++)
{
for (x = y % 2; x < w; x += 2)
{
gdk_draw_point(pixmap, gc, x, y);
}
}
gdk_gc_destroy(gc);
return;
}
image = gdk_image_get(pixmap, 0, 0, w, h);
gdk_gc_get_values(gc, &vals);
style = gtk_widget_get_style(window);
color = style->bg[0];
red = color.red;
green = color.green;
blue = color.blue;
for (y = 0; y < h; y++)
{
for (x = 0; x < w; x++)
{
GdkColor c;
int failed;
c.pixel = gdk_image_get_pixel(image, x, y);
gdk_color_context_query_color(cc, &c);
c.red = (((gint32)c.red - red) >> 1) + red;
c.green = (((gint32)c.green - green) >> 1) + green;
c.blue = (((gint32)c.blue - blue) >> 1) + blue;
c.pixel = gdk_color_context_get_pixel(cc, c.red, c.green, c.blue,
&failed);
gdk_image_put_pixel(image, x, y, c.pixel);
}
}
insensitive = gdk_pixmap_new(GTK_WIDGET (gtkpixmap)->window, w, h, -1);
gdk_draw_image(insensitive, gc, image, 0, 0, 0, 0, w, h);
gtkpixmap->pixmap_insensitive = insensitive;
gdk_image_destroy(image);
gdk_gc_destroy(gc);
gdk_color_context_free(cc);
}

6
gtk/gtkpixmap.h
View File

@ -45,6 +45,9 @@ struct _GtkPixmap
GdkPixmap *pixmap;
GdkBitmap *mask;
GdkPixmap *pixmap_insensitive;
guint build_insensitive : 1;
};
struct _GtkPixmapClass
@ -63,6 +66,9 @@ void gtk_pixmap_get (GtkPixmap *pixmap,
GdkPixmap **val,
GdkBitmap **mask);
void gtk_pixmap_set_build_insensitive (GtkPixmap *pixmap,
guint build);
#ifdef __cplusplus
}