/* xscreensaver, Copyright (c) 1991-2018 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <X11/Intrinsic.h>
#include "xscreensaver.h"
#include "resources.h"
#include "font-retry.h"
#undef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
void
draw_shaded_rectangle (Display *dpy, Window window,
int x, int y,
int width, int height,
int thickness,
unsigned long top_color,
unsigned long bottom_color)
{
XPoint points[4];
XGCValues gcv;
GC gc1, gc2;
if (thickness == 0) return;
gcv.foreground = top_color;
gc1 = XCreateGC (dpy, window, GCForeground, &gcv);
gcv.foreground = bottom_color;
gc2 = XCreateGC (dpy, window, GCForeground, &gcv);
points [0].x = x;
points [0].y = y;
points [1].x = x + width;
points [1].y = y;
points [2].x = x + width - thickness;
points [2].y = y + thickness;
points [3].x = x;
points [3].y = y + thickness;
XFillPolygon (dpy, window, gc1, points, 4, Convex, CoordModeOrigin);
points [0].x = x;
points [0].y = y + thickness;
points [1].x = x;
points [1].y = y + height;
points [2].x = x + thickness;
points [2].y = y + height - thickness;
points [3].x = x + thickness;
points [3].y = y + thickness;
XFillPolygon (dpy, window, gc1, points, 4, Convex, CoordModeOrigin);
points [0].x = x + width;
points [0].y = y;
points [1].x = x + width - thickness;
points [1].y = y + thickness;
points [2].x = x + width - thickness;
points [2].y = y + height - thickness;
points [3].x = x + width;
points [3].y = y + height - thickness;
XFillPolygon (dpy, window, gc2, points, 4, Convex, CoordModeOrigin);
points [0].x = x;
points [0].y = y + height;
points [1].x = x + width;
points [1].y = y + height;
points [2].x = x + width;
points [2].y = y + height - thickness;
points [3].x = x + thickness;
points [3].y = y + height - thickness;
XFillPolygon (dpy, window, gc2, points, 4, Convex, CoordModeOrigin);
XFreeGC (dpy, gc1);
XFreeGC (dpy, gc2);
}
int
string_width (XFontStruct *font, char *s)
{
return XTextWidth(font, s, strlen(s));
}
static void update_splash_window (saver_info *si);
static void draw_splash_window (saver_info *si);
static void destroy_splash_window (saver_info *si);
static void unsplash_timer (XtPointer closure, XtIntervalId *id);
static void do_demo (saver_screen_info *ssi);
#ifdef PREFS_BUTTON
static void do_prefs (saver_screen_info *ssi);
#endif /* PREFS_BUTTON */
static void do_help (saver_screen_info *ssi);
XFontStruct *
splash_load_font (Display *dpy, char *name, char *class)
{
char *s = get_string_resource (dpy, name, class);
XFontStruct *f;
if (!s || !*s)
s = "-*-helvetica-bold-r-*-*-*-140-*-*-*-*-*-*";
f = load_font_retry (dpy, s);
if (!f) abort();
return f;
}
struct splash_dialog_data {
saver_screen_info *prompt_screen;
XtIntervalId timer;
Dimension width;
Dimension height;
char *heading_label;
char *body_label;
char *body2_label;
char *body3_label;
char *body4_label;
char *demo_label;
#ifdef PREFS_BUTTON
char *prefs_label;
#endif /* PREFS_BUTTON */
char *help_label;
XFontStruct *heading_font;
XFontStruct *body_font;
XFontStruct *button_font;
Pixel foreground;
Pixel background;
Pixel border;
Pixel button_foreground;
Pixel button_background;
Pixel shadow_top;
Pixel shadow_bottom;
Dimension logo_width;
Dimension logo_height;
Dimension internal_border;
Dimension shadow_width;
Dimension button_width, button_height;
Dimension demo_button_x, demo_button_y;
#ifdef PREFS_BUTTON
Dimension prefs_button_x, prefs_button_y;
#endif /* PREFS_BUTTON */
Dimension help_button_x, help_button_y;
Pixmap logo_pixmap;
Pixmap logo_clipmask;
int logo_npixels;
unsigned long *logo_pixels;
int pressed;
};
void
make_splash_dialog (saver_info *si)
{
saver_preferences *p = &si->prefs;
int x, y, bw;
XSetWindowAttributes attrs;
unsigned long attrmask = 0;
splash_dialog_data *sp;
saver_screen_info *ssi;
Colormap cmap;
Bool whyne = senesculent_p ();
if (whyne)
{
/* If locking is not enabled, make sure they see the message. */
if (!p->lock_p)
{
si->prefs.splash_p = True;
if (si->prefs.splash_duration < 5000)
si->prefs.splash_duration = 5000;
}
si->prefs.splash_duration += 3000;
}
if (si->sp_data)
return;
if (!si->prefs.splash_p ||
si->prefs.splash_duration <= 0)
return;
ssi = &si->screens[mouse_screen (si)];
if (!ssi || !ssi->screen)
return; /* WTF? Trying to splash while no screens connected? */
cmap = DefaultColormapOfScreen (ssi->screen);
sp = (splash_dialog_data *) calloc (1, sizeof(*sp));
sp->prompt_screen = ssi;
sp->heading_label = get_string_resource (si->dpy,
"splash.heading.label",
"Dialog.Label.Label");
sp->body_label = get_string_resource (si->dpy,
"splash.body.label",
"Dialog.Label.Label");
sp->body2_label = get_string_resource (si->dpy,
"splash.body2.label",
"Dialog.Label.Label");
sp->demo_label = get_string_resource (si->dpy,
"splash.demo.label",
"Dialog.Button.Label");
#ifdef PREFS_BUTTON
sp->prefs_label = get_string_resource (si->dpy,
"splash.prefs.label",
"Dialog.Button.Label");
#endif /* PREFS_BUTTON */
sp->help_label = get_string_resource (si->dpy,
"splash.help.label",
"Dialog.Button.Label");
if (whyne)
{
sp->body3_label = strdup("WARNING: This version is very old!");
sp->body4_label = strdup("Please upgrade!");
}
if (!sp->heading_label)
sp->heading_label = strdup("ERROR: REESOURCES NOT INSTALLED CORRECTLY");
if (!sp->body_label)
sp->body_label = strdup("ERROR: REESOURCES NOT INSTALLED CORRECTLY");
if (!sp->body2_label)
sp->body2_label = strdup("ERROR: REESOURCES NOT INSTALLED CORRECTLY");
if (!sp->demo_label) sp->demo_label = strdup("ERROR");
#ifdef PREFS_BUTTON
if (!sp->prefs_label) sp->prefs_label = strdup("ERROR");
#endif /* PREFS_BUTTON */
if (!sp->help_label) sp->help_label = strdup("ERROR");
/* Put the version number in the label. */
{
char *s = (char *) malloc (strlen(sp->heading_label) + 20);
sprintf(s, sp->heading_label, si->version);
free (sp->heading_label);
sp->heading_label = s;
}
sp->heading_font =
splash_load_font (si->dpy, "splash.headingFont", "Dialog.Font");
sp->body_font =
splash_load_font (si->dpy, "splash.bodyFont", "Dialog.Font");
sp->button_font =
splash_load_font (si->dpy, "splash.buttonFont", "Dialog.Font");
sp->foreground = get_pixel_resource (si->dpy, cmap,
"splash.foreground",
"Dialog.Foreground");
sp->background = get_pixel_resource (si->dpy, cmap,
"splash.background",
"Dialog.Background");
sp->border = get_pixel_resource (si->dpy, cmap,
"splash.borderColor",
"Dialog.borderColor");
if (sp->foreground == sp->background)
{
/* Make sure the error messages show up. */
sp->foreground = BlackPixelOfScreen (ssi->screen);
sp->background = WhitePixelOfScreen (ssi->screen);
}
sp->button_foreground = get_pixel_resource (si->dpy, cmap,
"splash.Button.foreground",
"Dialog.Button.Foreground");
sp->button_background = get_pixel_resource (si->dpy, cmap,
"splash.Button.background",
"Dialog.Button.Background");
sp->shadow_top = get_pixel_resource (si->dpy, cmap,
"splash.topShadowColor",
"Dialog.Foreground");
sp->shadow_bottom = get_pixel_resource (si->dpy, cmap,
"splash.bottomShadowColor",
"Dialog.Background");
sp->logo_width = get_integer_resource (si->dpy,
"splash.logo.width",
"Dialog.Logo.Width");
sp->logo_height = get_integer_resource (si->dpy,
"splash.logo.height",
"Dialog.Logo.Height");
sp->internal_border = get_integer_resource (si->dpy,
"splash.internalBorderWidth",
"Dialog.InternalBorderWidth");
sp->shadow_width = get_integer_resource (si->dpy,
"splash.shadowThickness",
"Dialog.ShadowThickness");
if (sp->logo_width == 0) sp->logo_width = 150;
if (sp->logo_height == 0) sp->logo_height = 150;
if (sp->internal_border == 0) sp->internal_border = 15;
if (sp->shadow_width == 0) sp->shadow_width = 4;
{
int direction, ascent, descent;
XCharStruct overall;
sp->width = 0;
sp->height = 0;
/* Measure the heading_label. */
XTextExtents (sp->heading_font,
sp->heading_label, strlen(sp->heading_label),
&direction, &ascent, &descent, &overall);
if (overall.width > sp->width) sp->width = overall.width;
sp->height += ascent + descent;
/* Measure the body_label. */
XTextExtents (sp->body_font,
sp->body_label, strlen(sp->body_label),
&direction, &ascent, &descent, &overall);
if (overall.width > sp->width) sp->width = overall.width;
sp->height += ascent + descent;
/* Measure the body2_label. */
XTextExtents (sp->body_font,
sp->body2_label, strlen(sp->body2_label),
&direction, &ascent, &descent, &overall);
if (overall.width > sp->width) sp->width = overall.width;
sp->height += ascent + descent;
/* Measure the optional body3_label. */
if (sp->body3_label)
{
XTextExtents (sp->heading_font,
sp->body3_label, strlen(sp->body3_label),
&direction, &ascent, &descent, &overall);
if (overall.width > sp->width) sp->width = overall.width;
XTextExtents (sp->heading_font,
sp->body4_label, strlen(sp->body4_label),
&direction, &ascent, &descent, &overall);
if (overall.width > sp->width) sp->width = overall.width;
sp->height += (ascent + descent) * 5;
}
{
Dimension w2 = 0, w3 = 0, w4 = 0;
Dimension h2 = 0, h3 = 0, h4 = 0;
/* Measure the Demo button. */
XTextExtents (sp->button_font,
sp->demo_label, strlen(sp->demo_label),
&direction, &ascent, &descent, &overall);
w2 = overall.width;
h2 = ascent + descent;
#ifdef PREFS_BUTTON
/* Measure the Prefs button. */
XTextExtents (sp->button_font,
sp->prefs_label, strlen(sp->prefs_label),
&direction, &ascent, &descent, &overall);
w3 = overall.width;
h3 = ascent + descent;
#else /* !PREFS_BUTTON */
w3 = 0;
h3 = 0;
#endif /* !PREFS_BUTTON */
/* Measure the Help button. */
XTextExtents (sp->button_font,
sp->help_label, strlen(sp->help_label),
&direction, &ascent, &descent, &overall);
w4 = overall.width;
h4 = ascent + descent;
w2 = MAX(w2, w3); w2 = MAX(w2, w4);
h2 = MAX(h2, h3); h2 = MAX(h2, h4);
/* Add some horizontal padding inside the buttons. */
w2 += ascent;
w2 += ((ascent + descent) / 2) + (sp->shadow_width * 2);
h2 += ((ascent + descent) / 2) + (sp->shadow_width * 2);
sp->button_width = w2;
sp->button_height = h2;
#ifdef PREFS_BUTTON
w2 *= 3;
#else /* !PREFS_BUTTON */
w2 *= 2;
#endif /* !PREFS_BUTTON */
w2 += ((ascent + descent) * 2); /* for space between buttons */
if (w2 > sp->width) sp->width = w2;
sp->height += h2;
}
sp->width += (sp->internal_border * 2);
sp->height += (sp->internal_border * 3);
if (sp->logo_height > sp->height)
sp->height = sp->logo_height;
else if (sp->height > sp->logo_height)
sp->logo_height = sp->height;
sp->logo_width = sp->logo_height;
sp->width += sp->logo_width;
}
attrmask |= CWOverrideRedirect; attrs.override_redirect = True;
attrmask |= CWEventMask;
attrs.event_mask = (ExposureMask | ButtonPressMask | ButtonReleaseMask);
{
int sx = 0, sy = 0, w, h;
x = ssi->x;
y = ssi->y;
w = ssi->width;
h = ssi->height;
if (si->prefs.debug_p) w /= 2;
x = sx + (((w + sp->width) / 2) - sp->width);
y = sy + (((h + sp->height) / 2) - sp->height);
if (x < sx) x = sx;
if (y < sy) y = sy;
}
bw = get_integer_resource (si->dpy,
"splash.borderWidth",
"Dialog.BorderWidth");
si->splash_dialog =
XCreateWindow (si->dpy,
RootWindowOfScreen(ssi->screen),
x, y, sp->width, sp->height, bw,
DefaultDepthOfScreen (ssi->screen), InputOutput,
DefaultVisualOfScreen(ssi->screen),
attrmask, &attrs);
XSetWindowBackground (si->dpy, si->splash_dialog, sp->background);
XSetWindowBorder (si->dpy, si->splash_dialog, sp->border);
sp->logo_pixmap = xscreensaver_logo (ssi->screen,
/* same visual as si->splash_dialog */
DefaultVisualOfScreen (ssi->screen),
si->splash_dialog, cmap,
sp->background,
&sp->logo_pixels, &sp->logo_npixels,
&sp->logo_clipmask, True);
XMapRaised (si->dpy, si->splash_dialog);
XSync (si->dpy, False);
si->sp_data = sp;
sp->timer = XtAppAddTimeOut (si->app, si->prefs.splash_duration,
unsplash_timer, (XtPointer) si);
draw_splash_window (si);
XSync (si->dpy, False);
}
static void
draw_splash_window (saver_info *si)
{
splash_dialog_data *sp = si->sp_data;
XGCValues gcv;
GC gc1, gc2;
int vspacing, height;
int x1, x2, x3, y1, y2;
int sw;
#ifdef PREFS_BUTTON
int hspacing;
int nbuttons = 3;
#endif /* !PREFS_BUTTON */
height = (sp->heading_font->ascent + sp->heading_font->descent +
sp->body_font->ascent + sp->body_font->descent +
sp->body_font->ascent + sp->body_font->descent +
sp->button_font->ascent + sp->button_font->descent);
vspacing = ((sp->height
- (4 * sp->shadow_width)
- (2 * sp->internal_border)
- height) / 5);
if (vspacing < 0) vspacing = 0;
if (vspacing > (sp->heading_font->ascent * 2))
vspacing = (sp->heading_font->ascent * 2);
gcv.foreground = sp->foreground;
gc1 = XCreateGC (si->dpy, si->splash_dialog, GCForeground, &gcv);
gc2 = XCreateGC (si->dpy, si->splash_dialog, GCForeground, &gcv);
x1 = sp->logo_width;
x3 = sp->width - (sp->shadow_width * 2);
y1 = sp->internal_border;
/* top heading
*/
XSetFont (si->dpy, gc1, sp->heading_font->fid);
sw = string_width (sp->heading_font, sp->heading_label);
x2 = (x1 + ((x3 - x1 - sw) / 2));
y1 += sp->heading_font->ascent;
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y1,
sp->heading_label, strlen(sp->heading_label));
y1 += sp->heading_font->descent;
/* text below top heading
*/
XSetFont (si->dpy, gc1, sp->body_font->fid);
y1 += vspacing + sp->body_font->ascent;
sw = string_width (sp->body_font, sp->body_label);
x2 = (x1 + ((x3 - x1 - sw) / 2));
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y1,
sp->body_label, strlen(sp->body_label));
y1 += sp->body_font->descent;
y1 += sp->body_font->ascent;
sw = string_width (sp->body_font, sp->body2_label);
x2 = (x1 + ((x3 - x1 - sw) / 2));
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y1,
sp->body2_label, strlen(sp->body2_label));
y1 += sp->body_font->descent;
if (sp->body3_label)
{
XSetFont (si->dpy, gc1, sp->heading_font->fid);
y1 += sp->heading_font->ascent + sp->heading_font->descent;
y1 += sp->heading_font->ascent;
sw = string_width (sp->heading_font, sp->body3_label);
x2 = (x1 + ((x3 - x1 - sw) / 2));
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y1,
sp->body3_label, strlen(sp->body3_label));
y1 += sp->heading_font->descent + sp->heading_font->ascent;
sw = string_width (sp->heading_font, sp->body4_label);
x2 = (x1 + ((x3 - x1 - sw) / 2));
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y1,
sp->body4_label, strlen(sp->body4_label));
y1 += sp->heading_font->descent;
XSetFont (si->dpy, gc1, sp->body_font->fid);
}
/* The buttons
*/
XSetForeground (si->dpy, gc1, sp->button_foreground);
XSetForeground (si->dpy, gc2, sp->button_background);
/* y1 += (vspacing * 2);*/
y1 = sp->height - sp->internal_border - sp->button_height;
x1 += sp->internal_border;
y2 = (y1 + ((sp->button_height -
(sp->button_font->ascent + sp->button_font->descent))
/ 2)
+ sp->button_font->ascent);
#ifdef PREFS_BUTTON
hspacing = ((sp->width - x1 - (sp->shadow_width * 2) -
sp->internal_border - (sp->button_width * nbuttons))
/ 2);
#endif
x2 = x1 + ((sp->button_width - string_width(sp->button_font, sp->demo_label))
/ 2);
XFillRectangle (si->dpy, si->splash_dialog, gc2, x1, y1,
sp->button_width, sp->button_height);
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y2,
sp->demo_label, strlen(sp->demo_label));
sp->demo_button_x = x1;
sp->demo_button_y = y1;
#ifdef PREFS_BUTTON
x1 += hspacing + sp->button_width;
x2 = x1 + ((sp->button_width - string_width(sp->button_font,sp->prefs_label))
/ 2);
XFillRectangle (si->dpy, si->splash_dialog, gc2, x1, y1,
sp->button_width, sp->button_height);
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y2,
sp->prefs_label, strlen(sp->prefs_label));
sp->prefs_button_x = x1;
sp->prefs_button_y = y1;
#endif /* PREFS_BUTTON */
#ifdef PREFS_BUTTON
x1 += hspacing + sp->button_width;
#else /* !PREFS_BUTTON */
x1 = (sp->width - sp->button_width -
sp->internal_border - (sp->shadow_width * 2));
#endif /* !PREFS_BUTTON */
x2 = x1 + ((sp->button_width - string_width(sp->button_font,sp->help_label))
/ 2);
XFillRectangle (si->dpy, si->splash_dialog, gc2, x1, y1,
sp->button_width, sp->button_height);
XDrawString (si->dpy, si->splash_dialog, gc1, x2, y2,
sp->help_label, strlen(sp->help_label));
sp->help_button_x = x1;
sp->help_button_y = y1;
/* The logo
*/
x1 = sp->shadow_width * 6;
y1 = sp->shadow_width * 6;
x2 = sp->logo_width - (sp->shadow_width * 12);
y2 = sp->logo_height - (sp->shadow_width * 12);
if (sp->logo_pixmap)
{
Window root;
int x, y;
unsigned int w, h, bw, d;
XGetGeometry (si->dpy, sp->logo_pixmap, &root, &x, &y, &w, &h, &bw, &d);
XSetForeground (si->dpy, gc1, sp->foreground);
XSetBackground (si->dpy, gc1, sp->background);
XSetClipMask (si->dpy, gc1, sp->logo_clipmask);
XSetClipOrigin (si->dpy, gc1, x1 + ((x2 - (int)w) /2), y1 + ((y2 - (int)h) / 2));
if (d == 1)
XCopyPlane (si->dpy, sp->logo_pixmap, si->splash_dialog, gc1,
0, 0, w, h,
x1 + ((x2 - (int)w) / 2),
y1 + ((y2 - (int)h) / 2),
1);
else
XCopyArea (si->dpy, sp->logo_pixmap, si->splash_dialog, gc1,
0, 0, w, h,
x1 + ((x2 - (int)w) / 2),
y1 + ((y2 - (int)h) / 2));
}
/* Solid border inside the logo box. */
#if 0
XSetForeground (si->dpy, gc1, sp->foreground);
XDrawRectangle (si->dpy, si->splash_dialog, gc1, x1, y1, x2-1, y2-1);
#endif
/* The shadow around the logo
*/
draw_shaded_rectangle (si->dpy, si->splash_dialog,
sp->shadow_width * 4,
sp->shadow_width * 4,
sp->logo_width - (sp->shadow_width * 8),
sp->logo_height - (sp->shadow_width * 8),
sp->shadow_width,
sp->shadow_bottom, sp->shadow_top);
/* The shadow around the whole window
*/
draw_shaded_rectangle (si->dpy, si->splash_dialog,
0, 0, sp->width, sp->height, sp->shadow_width,
sp->shadow_top, sp->shadow_bottom);
XFreeGC (si->dpy, gc1);
XFreeGC (si->dpy, gc2);
update_splash_window (si);
}
static void
update_splash_window (saver_info *si)
{
splash_dialog_data *sp = si->sp_data;
int pressed;
if (!sp) return;
pressed = sp->pressed;
/* The shadows around the buttons
*/
draw_shaded_rectangle (si->dpy, si->splash_dialog,
sp->demo_button_x, sp->demo_button_y,
sp->button_width, sp->button_height, sp->shadow_width,
(pressed == 1 ? sp->shadow_bottom : sp->shadow_top),
(pressed == 1 ? sp->shadow_top : sp->shadow_bottom));
#ifdef PREFS_BUTTON
draw_shaded_rectangle (si->dpy, si->splash_dialog,
sp->prefs_button_x, sp->prefs_button_y,
sp->button_width, sp->button_height, sp->shadow_width,
(pressed == 2 ? sp->shadow_bottom : sp->shadow_top),
(pressed == 2 ? sp->shadow_top : sp->shadow_bottom));
#endif /* PREFS_BUTTON */
draw_shaded_rectangle (si->dpy, si->splash_dialog,
sp->help_button_x, sp->help_button_y,
sp->button_width, sp->button_height, sp->shadow_width,
(pressed == 3 ? sp->shadow_bottom : sp->shadow_top),
(pressed == 3 ? sp->shadow_top : sp->shadow_bottom));
}
static void
destroy_splash_window (saver_info *si)
{
splash_dialog_data *sp = si->sp_data;
saver_screen_info *ssi = sp->prompt_screen;
Colormap cmap = DefaultColormapOfScreen (ssi->screen);
Pixel black = BlackPixelOfScreen (ssi->screen);
Pixel white = WhitePixelOfScreen (ssi->screen);
if (sp->timer)
XtRemoveTimeOut (sp->timer);
if (si->splash_dialog)
{
XDestroyWindow (si->dpy, si->splash_dialog);
si->splash_dialog = 0;
}
if (sp->heading_label) free (sp->heading_label);
if (sp->body_label) free (sp->body_label);
if (sp->body2_label) free (sp->body2_label);
if (sp->body3_label) free (sp->body3_label);
if (sp->body4_label) free (sp->body4_label);
if (sp->demo_label) free (sp->demo_label);
#ifdef PREFS_BUTTON
if (sp->prefs_label) free (sp->prefs_label);
#endif /* PREFS_BUTTON */
if (sp->help_label) free (sp->help_label);
if (sp->heading_font) XFreeFont (si->dpy, sp->heading_font);
if (sp->body_font) XFreeFont (si->dpy, sp->body_font);
if (sp->button_font) XFreeFont (si->dpy, sp->button_font);
if (sp->foreground != black && sp->foreground != white)
XFreeColors (si->dpy, cmap, &sp->foreground, 1, 0L);
if (sp->background != black && sp->background != white)
XFreeColors (si->dpy, cmap, &sp->background, 1, 0L);
if (sp->button_foreground != black && sp->button_foreground != white)
XFreeColors (si->dpy, cmap, &sp->button_foreground, 1, 0L);
if (sp->button_background != black && sp->button_background != white)
XFreeColors (si->dpy, cmap, &sp->button_background, 1, 0L);
if (sp->shadow_top != black && sp->shadow_top != white)
XFreeColors (si->dpy, cmap, &sp->shadow_top, 1, 0L);
if (sp->shadow_bottom != black && sp->shadow_bottom != white)
XFreeColors (si->dpy, cmap, &sp->shadow_bottom, 1, 0L);
if (sp->logo_pixmap)
XFreePixmap (si->dpy, sp->logo_pixmap);
if (sp->logo_clipmask)
XFreePixmap (si->dpy, sp->logo_clipmask);
if (sp->logo_pixels)
{
if (sp->logo_npixels)
XFreeColors (si->dpy, cmap, sp->logo_pixels, sp->logo_npixels, 0L);
free (sp->logo_pixels);
sp->logo_pixels = 0;
sp->logo_npixels = 0;
}
memset (sp, 0, sizeof(*sp));
free (sp);
si->sp_data = 0;
}
void
handle_splash_event (saver_info *si, XEvent *event)
{
splash_dialog_data *sp = si->sp_data;
saver_screen_info *ssi;
int which = 0;
if (!sp) return;
ssi = sp->prompt_screen;
switch (event->xany.type)
{
case Expose:
draw_splash_window (si);
break;
case ButtonPress: case ButtonRelease:
if (event->xbutton.x >= sp->demo_button_x &&
event->xbutton.x < sp->demo_button_x + sp->button_width &&
event->xbutton.y >= sp->demo_button_y &&
event->xbutton.y < sp->demo_button_y + sp->button_height)
which = 1;
#ifdef PREFS_BUTTON
else if (event->xbutton.x >= sp->prefs_button_x &&
event->xbutton.x < sp->prefs_button_x + sp->button_width &&
event->xbutton.y >= sp->prefs_button_y &&
event->xbutton.y < sp->prefs_button_y + sp->button_height)
which = 2;
#endif /* PREFS_BUTTON */
else if (event->xbutton.x >= sp->help_button_x &&
event->xbutton.x < sp->help_button_x + sp->button_width &&
event->xbutton.y >= sp->help_button_y &&
event->xbutton.y < sp->help_button_y + sp->button_height)
which = 3;
if (event->xany.type == ButtonPress)
{
sp->pressed = which;
update_splash_window (si);
if (which == 0)
XBell (si->dpy, False);
}
else if (event->xany.type == ButtonRelease)
{
if (which && sp->pressed == which)
{
destroy_splash_window (si);
sp = si->sp_data;
switch (which)
{
case 1: do_demo (ssi); break;
#ifdef PREFS_BUTTON
case 2: do_prefs (ssi); break;
#endif /* PREFS_BUTTON */
case 3: do_help (ssi); break;
default: abort();
}
}
else if (which == 0 && sp->pressed == 0)
{
/* click and release on the window but not in a button:
treat that as "dismiss the splash dialog." */
destroy_splash_window (si);
sp = si->sp_data;
}
if (sp) sp->pressed = 0;
update_splash_window (si);
}
break;
default:
break;
}
}
static void
unsplash_timer (XtPointer closure, XtIntervalId *id)
{
saver_info *si = (saver_info *) closure;
if (si && si->sp_data)
destroy_splash_window (si);
}
/* Button callbacks */
#ifdef VMS
# define pid_t int
# define fork vfork
#endif /* VMS */
static void
do_demo (saver_screen_info *ssi)
{
saver_info *si = ssi->global;
saver_preferences *p = &si->prefs;
const char *cmd = p->demo_command;
if (cmd && *cmd)
fork_and_exec (ssi, cmd);
else
fprintf (stderr, "%s: no demo-mode command has been specified.\n",
blurb());
}
#ifdef PREFS_BUTTON
static void
do_prefs (saver_screen_info *ssi)
{
saver_info *si = ssi->global;
saver_preferences *p = &si->prefs;
const char *cmd = p->prefs_command;
if (cmd && *cmd)
fork_and_exec (ssi, cmd);
else
fprintf (stderr, "%s: no preferences command has been specified.\n",
blurb());
}
#endif /* PREFS_BUTTON */
static void
do_help (saver_screen_info *ssi)
{
saver_info *si = ssi->global;
saver_preferences *p = &si->prefs;
char *help_command = 0;
if (!p->load_url_command || !*p->load_url_command)
{
fprintf (stderr, "%s: no URL command has been specified.\n", blurb());
return;
}
if (!p->help_url || !*p->help_url)
{
fprintf (stderr, "%s: no Help URL has been specified.\n", blurb());
return;
}
help_command = (char *) malloc (strlen (p->load_url_command) +
(strlen (p->help_url) * 4) + 10);
sprintf (help_command, p->load_url_command,
p->help_url, p->help_url, p->help_url, p->help_url);
fork_and_exec (ssi, help_command);
free (help_command);
}