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/*
* Copyright (c) 1997 - 2002 Hansjrg Malthaner
*
* This file is part of the Simutrans project under the artistic licence.
* (see licence.txt)
*/
#include <stdio.h>
#include "../simmem.h"
#include "../simwin.h"
#include "../simworld.h"
#include "../utils/cbuffer_t.h"
#include "../utils/cstring_t.h"
#include "../utils/simstring.h"
#include "../dataobj/umgebung.h"
#include "../dataobj/translator.h"
#include "help_frame.h"
// for chdir
#ifdef WIN32
#include <direct.h>
#ifdef __MINGW32CE__
#define _chdir(i) chdir(i)
#endif
#else
#include <unistd.h>
#endif
void help_frame_t::setze_text(const char * buf)
{
flow.set_text(buf);
flow.setze_pos(koord(10, 6));
flow.setze_groesse(koord(220, 0));
// try to get the following sizes
// y<400 or, if not possible, x<620
int last_y = 0;
koord curr=flow.get_preferred_size();
for( int i=0; i<10 && curr.y>400 && curr.y!=last_y; i++ )
{
flow.setze_groesse(koord(260+i*40, 0));
last_y = curr.y;
curr = flow.get_preferred_size();
}
// the second line isn't redundant!!!
flow.setze_groesse(flow.get_preferred_size());
flow.setze_groesse(flow.get_preferred_size());
setze_name(flow.get_title());
// set window size
curr = flow.gib_groesse()+koord(20, 36);
if(curr.y>display_get_height()-64) {
curr.y = display_get_height()-64;
}
setze_fenstergroesse( curr );
resize( koord(0,0) );
}
help_frame_t::help_frame_t() :
gui_frame_t("Help"),
scrolly(&flow)
{
setze_text("<title>Unnamed</title><p>No text set</p>");
add_komponente(&flow);
flow.add_listener(this);
}
help_frame_t::help_frame_t(cstring_t filename) :
gui_frame_t("Help"),
scrolly(&flow)
{
// the key help texts are built automagically
if(filename=="keys.txt") {
cbuffer_t buf(16000);
buf.append( translator::translate( "<title>Keyboard Help</title>\n<h1><strong>Keyboard Help</strong></h1><p>\n" ) );
spieler_t *sp = spieler_t::get_welt()->get_active_player();
const char *trad_str = translator::translate( "<em>%s</em> - %s<br>\n" );
for (vector_tpl<werkzeug_t *>::const_iterator iter = werkzeug_t::char_to_tool.begin(), end = werkzeug_t::char_to_tool.end(); iter != end; ++iter) {
char const* c = NULL;
char str[16];
switch( (*iter)->command_key ) {
case '<': c = "<"; break;
case '>': c = ">"; break;
case 27: c = "ESC"; break;
default:
if((*iter)->command_key<32) {
sprintf( str, "^%C", (*iter)->command_key+64 );
}
else if((*iter)->command_key<256) {
sprintf( str, "%C", (*iter)->command_key );
}
else if((*iter)->command_key<SIM_KEY_F15) {
sprintf( str, "F%i", (*iter)->command_key-255 );
}
else {
// try unicode
str[utf16_to_utf8( (*iter)->command_key, (utf8 *)str )] = 0;
}
c = str;
break;
}
buf.printf( trad_str, c, (*iter)->get_tooltip(sp) );
}
setze_text(buf);
}
else {
cstring_t file_prefix("text/");
cstring_t fullname = file_prefix + translator::get_lang()->iso + "/" + filename;
chdir( umgebung_t::program_dir );
FILE * file = fopen(fullname, "rb");
if(!file) {
//Check for the 'base' language(ie en from en_gb)
file = fopen(file_prefix + translator::get_lang()->iso_base + "/" + filename, "rb");
}
if(!file) {
// Hajo: check fallback english
file = fopen(file_prefix+"/en/"+filename,"rb");
}
// go back to load/save dir
chdir( umgebung_t::user_dir );
bool success=false;
if(file) {
fseek(file,0,SEEK_END);
long len = ftell(file);
if(len>0) {
char* const buf = MALLOCN(char, len + 1);
fseek(file,0,SEEK_SET);
fread(buf, 1, len, file);
buf[len] = '\0';
fclose(file);
success = true;
setze_text(buf);
free(buf);
}
}
if(!success) {
setze_text("<title>Error</title>Help text not found");
}
}
set_resizemode(diagonal_resize);
add_komponente(&scrolly);
flow.add_listener(this);
}
/**
* Called upon link activation
* @param the hyper ref of the link
* @author Hj. Malthaner
*/
bool
help_frame_t::action_triggered(gui_komponente_t *, value_t extra)
{
const char *str = (const char *)(extra.p);
uint32 magic = magic_info_pointer;
while(*str) {
magic += *str++;
}
create_win(new help_frame_t((const char *)(extra.p)), w_info, magic );
return true;
}
/**
* Resize the contents of the window
* @author Markus Weber
*/
void help_frame_t::resize(const koord delta)
{
gui_frame_t::resize(delta);
scrolly.setze_groesse(get_client_windowsize());
}
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