ede/ede-preferred-applications/AppChoice.cpp
2011-10-29 16:06:27 +00:00

156 lines
3.0 KiB
C++

#include <string.h>
#include <FL/Fl_File_Chooser.H>
#include <edelib/Debug.h>
#include <edelib/File.h>
#include "AppChoice.h"
#define STR_CMP(s1, s2) (strcmp(s1, s2) == 0)
EDELIB_NS_USING(file_path)
EDELIB_NS_USING(String)
/* TODO: move to edelib */
static char* get_basename(const char* path) {
char* p = (char*)strrchr(path, '/');
if(p)
return (p + 1);
return (char*)path;
}
static void select_cb(Fl_Widget *widget, void *c) {
AppChoice *o = (AppChoice*)c;
o->on_select();
}
AppChoice::AppChoice(int X, int Y, int W, int H, const char *l) : Fl_Choice(X, Y, W, H, l), known_apps(0), pvalue(0) {
align(FL_ALIGN_TOP_LEFT);
callback(select_cb, this);
}
void AppChoice::add_programs(KnownApp *lst) {
E_RETURN_IF_FAIL(lst != 0);
String path;
add(_("None"));
for(int i = 0; lst[i].name; i++) {
/* first check if file exists in system */
path = file_path(lst[i].cmd);
if(path.empty())
continue;
add(lst[i].name);
}
add(_("Browse..."));
known_apps = lst;
}
void AppChoice::add_if_user_program(const char *cmd) {
E_RETURN_IF_FAIL(known_apps != 0);
bool found = false;
for(int i = 0; known_apps[i].name; i++) {
if(STR_CMP(known_apps[i].cmd, cmd)) {
found = true;
break;
}
}
if(found) return;
user_val = cmd;
replace(size() - 2, get_basename(cmd));
add(_("Browse..."));
}
void AppChoice::select_by_cmd(const char *cmd) {
E_RETURN_IF_FAIL(cmd != 0);
E_RETURN_IF_FAIL(known_apps != 0);
int pos;
if(!user_val.empty()) {
const char *b = get_basename(user_val.c_str());
pos = find_item_index(b);
if(pos >= 0) {
value(pos);
pvalue = pos;
return;
}
}
for(int i = 0; known_apps[i].name; i++) {
if(STR_CMP(cmd, known_apps[i].cmd)) {
/* now find menu entry with this name */
pos = find_item_index(known_apps[i].name);
if(pos >= 0) {
value(pos);
pvalue = pos;
return;
}
}
}
}
const char *AppChoice::selected(void) {
E_RETURN_VAL_IF_FAIL(known_apps != 0, 0);
int s = value();
/* skip first/last elements */
if(s == 0 || s == (size() - 2))
return 0;
const char *n = text();
/* first check if user one was selected */
if(!user_val.empty() && STR_CMP(get_basename(user_val.c_str()), n))
return user_val.c_str();
for(int i = 0; known_apps[i].name; i++) {
if(STR_CMP(known_apps[i].name, n))
return known_apps[i].cmd;
}
return 0;
}
void AppChoice::on_select(void) {
if(value() == (size() - 2)) {
const char *p = fl_file_chooser(_("Choose program"), "*", 0);
if(p) {
/* set it to last place where is 'Browse...', and later move to the end */
replace(size() - 2, get_basename(p));
user_val = p;
add(_("Browse..."));
/* select it */
value(size() - 3);
return;
}
value(pvalue);
}
pvalue = value();
}
int AppChoice::find_item_index(const char *p) {
E_RETURN_VAL_IF_FAIL(p != NULL, -1);
const Fl_Menu_Item *m;
for(int i = 0; i < size(); i++) {
m = menu() + i;
if(m->flags & FL_SUBMENU) {
E_WARNING(E_STRLOC ": Submenus are not supported\n");
continue;
}
if(!m->label()) continue;
if(strcmp(m->label(), p) == 0) return i;
}
return -1;
}