ede/evoke/Splash.cpp

312 lines
7.4 KiB
C++
Raw Normal View History

2009-02-19 11:12:29 +03:00
/*
* $Id$
*
* evoke, head honcho of everything
* Part of Equinox Desktop Environment (EDE).
* Copyright (c) 2007-2009 EDE Authors.
*
* This program is licensed under terms of the
* GNU General Public License version 2 or newer.
* See COPYING for details.
*/
#include <stdio.h> // snprintf
#include <FL/Fl_Shared_Image.H>
#include <FL/Fl.H>
#include <edelib/Debug.h>
#include <edelib/Nls.h>
#include <edelib/Util.h>
#include <edelib/Directory.h>
#include <edelib/Resource.h>
#include <edelib/Run.h>
#include "Splash.h"
#define TIMEOUT_START 0.5 /* timeout when splash is first time shown (also for first client) */
#define TIMEOUT_CONTINUE 2.0 /* timeout between starting rest of the cliens */
EDELIB_NS_USING(String)
EDELIB_NS_USING(Resource)
EDELIB_NS_USING(build_filename)
EDELIB_NS_USING(dir_exists)
2009-02-27 17:51:55 +03:00
EDELIB_NS_USING(run_async)
2009-02-19 11:12:29 +03:00
EDELIB_NS_USING(RES_SYS_ONLY)
#ifndef EDEWM_HAVE_NET_SPLASH
static Splash* global_splash = NULL;
static int splash_xmessage_handler(int e) {
if(fl_xevent->type == MapNotify) {
XRaiseWindow(fl_display, fl_xid(global_splash));
return 1;
}
if(fl_xevent->type == ConfigureNotify) {
if(fl_xevent->xconfigure.event == DefaultRootWindow(fl_display)) {
XRaiseWindow(fl_display, fl_xid(global_splash));
return 1;
}
}
return 0;
}
#endif
/*
* repeatedly call runner() until all clients are
* started then hide splash window
*/
static void runner_cb(void* s) {
Splash* sp = (Splash*)s;
if(sp->next_client())
Fl::repeat_timeout(TIMEOUT_CONTINUE, runner_cb, sp);
else
sp->hide();
}
Splash::Splash(StartupItemList& s, String& theme, bool show_it, bool dr) : Fl_Double_Window(480, 365) {
slist = &s;
splash_theme = &theme;
show_splash = show_it;
dryrun = dr;
icons = NULL;
counter = 0;
box(FL_BORDER_BOX);
}
Splash::~Splash() {
E_DEBUG(E_STRLOC ": Cleaning splash data\n");
/* elements of icons cleans Fl_Group */
delete [] icons;
Fl::remove_timeout(runner_cb);
}
/* after edewm got _NET_WM_WINDOW_TYPE_SPLASH support */
#if EDEWM_HAVE_NET_SPLASH
void Splash::show(void) {
if(shown())
return;
Fl_X::make_xid(this);
/*
* Edewm does not implement this for now. Alternative, working solution
* is used via register_top()/unregister_top(); also looks like later
* is working on othe wm's too.
*/
Atom win_type = XInternAtom(fl_display, "_NET_WM_WINDOW_TYPE", False);
Atom win_splash = XInternAtom(fl_display, "_NET_WM_WINDOW_TYPE_SPLASH", False);
XChangeProperty(fl_display, fl_xid(this), win_type, XA_ATOM, 32, PropModeReplace,
(unsigned char*)&win_splash, sizeof(Atom));
}
#endif
void Splash::run(void) {
E_ASSERT(slist != NULL);
if(!show_splash) {
while(next_client_nosplash())
;
return;
}
fl_register_images();
String path, splash_theme_path;
#ifdef USE_LOCAL_CONFIG
splash_theme_path = "splash-themes/";
#else
splash_theme_path = Resource::find_data("themes/splash-themes", RES_SYS_ONLY);
2009-02-19 11:12:29 +03:00
if(splash_theme_path.empty()) {
E_WARNING(E_STRLOC ": Unable to locate splash themes in $XDG_DATA_DIRS directories\n");
return;
}
#endif
splash_theme_path += E_DIR_SEPARATOR;
splash_theme_path += *splash_theme;
if(!dir_exists(splash_theme_path.c_str())) {
E_WARNING(E_STRLOC ": Unable to locate '%s' in '%s' theme directory\n",
splash_theme->c_str(), splash_theme_path.c_str());
return;
}
/* setup widgets */
begin();
Fl_Box* bimg = new Fl_Box(0, 0, w(), h());
Fl_Image* splash_img = 0;
path = build_filename(splash_theme_path.c_str(), "background.png");
splash_img = Fl_Shared_Image::get(path.c_str());
if(splash_img) {
int W = splash_img->w();
int H = splash_img->h();
/* update window and Box sizes */
size(W, H);
bimg->size(W, H);
bimg->image(splash_img);
}
/*
* place message box at the bottom with
* nice offset (10 px) from window borders
*/
msgbox = new Fl_Box(10, h() - 25 - 10, w() - 20, 25);
/*
* Setup icons positions, based on position of msgbox assuming someone
* will not abuse splash to start hundrets of programs, since icons will
* be placed only in horizontal order, one line, so in case their large
* number, some of them will go out of window borders.
*
* Icon box will be 64x64 so larger icons can fit too.
*
* This code will use Fl_Group (moving group, later, will move all icons
* saving me from code mess), but will not update it's w() for two reasons:
* icons does not use it, and will be drawn correctly, and second, setting
* width will initiate fltk layout engine which will mess everything up.
*/
Fl_Group* icon_group = new Fl_Group(10, msgbox->y() - 10 - 64, 0, 64);
int X = icon_group->x();
int Y = icon_group->y();
/* offset between icons */
int ioffset = 5;
/* FIXME: use malloc/something instead this */
icons = new Fl_Box*[slist->size()];
icon_group->begin();
int i = 0;
const char* imgpath;
Fl_Image* iconimg = 0;
for(StartupItemListIter it = slist->begin(); it != slist->end(); ++it, ++i) {
Fl_Box* bb = new Fl_Box(X, Y, 64, 64);
path = build_filename(splash_theme_path.c_str(), (*it)->icon.c_str());
imgpath = path.c_str();
iconimg = Fl_Shared_Image::get(imgpath);
if(!iconimg) {
bb->label(_("No image"));
bb->align(FL_ALIGN_INSIDE | FL_ALIGN_WRAP);
} else
bb->image(iconimg);
bb->hide();
X += bb->w() + ioffset;
icons[i] = bb;
}
icon_group->end();
/* see X as width of all icons */
int gx = w()/2 - X/2;
/* gx can be negative */
gx = (gx > 10) ? gx : 10;
icon_group->position(gx, Y);
end();
clear_border();
/*
* If set_override() is used, message boxes will be
* popped behind splash. Using it or not ???
*/
set_override();
// make sure window is centered
int sw = DisplayWidth(fl_display, fl_screen);
int sh = DisplayHeight(fl_display, fl_screen);
position(sw/2 - w()/2, sh/2 - h()/2);
show();
Fl::add_timeout(TIMEOUT_START, runner_cb, this);
// to keep splash at the top
#ifndef EDEWM_HAVE_NET_SPLASH
global_splash = this;
XSelectInput(fl_display, RootWindow(fl_display, fl_screen), SubstructureNotifyMask);
Fl::add_handler(splash_xmessage_handler);
#endif
while(shown())
Fl::wait();
#ifndef EDEWM_HAVE_NET_SPLASH
Fl::remove_handler(splash_xmessage_handler);
#endif
}
/* called when splash option is on */
bool Splash::next_client(void) {
if(slist->empty())
return false;
if(counter == 0)
slist_it = slist->begin();
if(slist_it == slist->end()) {
counter = 0;
return false;
}
E_ASSERT(counter < slist->size() && "Internal error; 'counter' out of bounds");
char buff[1024];
const char* msg = (*slist_it)->description.c_str();
const char* cmd = (*slist_it)->exec.c_str();
snprintf(buff, sizeof(buff), _("Starting %s..."), msg);
icons[counter]->show();
msgbox->copy_label(buff);
redraw();
/* run command */
if(!dryrun)
2009-02-27 17:51:55 +03:00
run_async(cmd);
2009-02-19 11:12:29 +03:00
++slist_it;
++counter;
return true;
}
/* called when splash option is off */
bool Splash::next_client_nosplash(void) {
if(slist->empty())
return false;
if(counter == 0)
slist_it = slist->begin();
if(slist_it == slist->end()) {
counter = 0;
return false;
}
E_ASSERT(counter < slist->size() && "Internal error; 'counter' out of bounds");
char buff[1024];
const char* msg = (*slist_it)->description.c_str();
const char* cmd = (*slist_it)->exec.c_str();
snprintf(buff, sizeof(buff), _("Starting %s..."), msg);
printf("%s\n", buff);
/* run command */
if(!dryrun)
2009-02-27 17:51:55 +03:00
run_async(cmd);
2009-02-19 11:12:29 +03:00
++slist_it;
++counter;
return true;
}