Add:gui_internal:support for saving gui settings

git-svn-id: https://navit.svn.sourceforge.net/svnroot/navit/trunk@4829 ffa7fe5e-494d-0410-b361-a75ebd5db220

diff --git a/navit/navit/gui/internal/gui_internal.c b/navit/navit/gui/internal/gui_internal.c
index 2770666..7066aaa 100644 (file)
--- a/navit/navit/gui/internal/gui_internal.c
+++ b/navit/navit/gui/internal/gui_internal.c
@@ -4398,6 +4398,108 @@ gui_internal_cmd2_setting_layout(struct gui_priv *this, char *function, struct a
        gui_internal_menu_render(this);
 }
 
+static char *
+gui_internal_cmd_match_expand(char *pattern, struct attr **in)
+{
+       char p,*ret=g_strdup(pattern),*r=ret,*a;
+       int len;
+       while ((p=*pattern++)) {
+               switch (p) {
+               case '*':
+                       *r='\0';
+                       a=attr_to_text(*in++,NULL,0);
+                       len=strlen(ret)+strlen(a)+strlen(pattern)+1;
+                       r=g_malloc(len);
+                       strcpy(r, ret);
+                       strcat(r, a);
+                       g_free(ret);
+                       g_free(a);
+                       ret=r;
+                       r=ret+strlen(ret);
+                       break;
+               case '\\':
+                       p=*pattern++;
+               default:
+                       *r++=p;
+               }       
+       }
+       *r++='\0';
+       return ret;
+}
+
+static int 
+gui_internal_match(const char *pattern, const char *string)
+{
+       char p,s;
+       while ((p=*pattern++)) {
+               switch (p) {
+               case '*':
+                       while ((s=*string)) {
+                               if (gui_internal_match(pattern,string))
+                                       return 1;
+                               string++;
+                       }
+                       break;
+               case '\\':
+                       p=*pattern++;
+               default:
+                       if (*string++ != p)
+                               return 0;
+               }
+       }
+       return 1;
+}
+
+static int
+gui_internal_set(char *remove, char *add)
+{
+       char *gui_file=g_strjoin(NULL, navit_get_user_data_directory(TRUE), "/gui_internal.txt", NULL);
+       char *gui_file_new=g_strjoin(NULL, navit_get_user_data_directory(TRUE), "/gui_internal_new.txt", NULL);
+       FILE *fo=fopen(gui_file_new,"w");
+       FILE *fi=fopen(gui_file,"r");
+       char *line=NULL;
+       int ret;
+       size_t size=0;
+       while (getline(&line,&size,fi) > 0) {
+               int len=strlen(line);
+               if (len > 0 && line[len-1] == '\n') 
+                       line[len-1]='\0';
+               dbg(0,"line=%s\n",line);
+               if (!gui_internal_match(remove, line)) 
+                       fprintf(fo,"%s\n",line);
+       }
+       if (line)
+               free(line);
+       fprintf(fo,"%s;\n",add);
+       fclose(fi);
+       fclose(fo);
+       ret=(rename(gui_file_new, gui_file)==0);
+       g_free(gui_file_new);
+       g_free(gui_file);
+
+       return ret;
+}
+
+static void
+gui_internal_cmd2_set(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+       char *pattern,*command=NULL;
+       if (!in || !in[0] || !ATTR_IS_STRING(in[0]->type)) {
+               dbg(0,"first parameter missing or wrong type\n");
+               return;
+       }
+       pattern=in[0]->u.str;
+       dbg(0,"pattern %s\n",pattern);
+       if (in[1]) {
+               command=gui_internal_cmd_match_expand(pattern, in+1);
+               dbg(0,"expand %s\n",command);
+               gui_internal_set(pattern, command);
+               command_evaluate(&this->self, command);
+               g_free(command);
+       }
+
+}
+
 static void
 gui_internal_cmd2_quit(struct gui_priv *this, char *function, struct attr **in, struct attr ***out, int *valid)
 {
@@ -5672,11 +5774,14 @@ static void gui_internal_button(void *data, int pressed, int button, struct poin
 }
 
 static void
-gui_internal_setup_gc(struct gui_priv *this)
+gui_internal_setup(struct gui_priv *this)
 {
        struct color cbh={0x9fff,0x9fff,0x9fff,0xffff};
        struct color cf={0xbfff,0xbfff,0xbfff,0xffff};
        struct graphics *gra=this->gra;
+       unsigned char *buffer;
+       char *gui_file;
+       int size;
 
        if (this->background)
                return;
@@ -5692,6 +5797,16 @@ gui_internal_setup_gc(struct gui_priv *this)
        graphics_gc_set_foreground(this->background2, &this->background2_color);
        graphics_gc_set_foreground(this->text_background, &this->text_background_color);
        graphics_gc_set_foreground(this->text_foreground, &this->text_foreground_color);
+       gui_file=g_strjoin(NULL, navit_get_user_data_directory(TRUE), "/gui_internal.txt", NULL);
+       if (file_get_contents(gui_file,&buffer,&size)) {
+               char *command=g_malloc(size+1);
+               strncpy(command,(const char *)buffer,size);
+               command[size]=0;
+               command_evaluate(&this->self, command);
+               g_free(command);
+               g_free(buffer);
+       }
+       g_free(gui_file);
 }
 
 //##############################################################################################################
@@ -5704,7 +5819,7 @@ static void gui_internal_resize(void *data, int w, int h)
        struct gui_priv *this=data;
        int changed=0;
 
-       gui_internal_setup_gc(this);
+       gui_internal_setup(this);
 
        if (this->root.w != w || this->root.h != h) {
                this->root.w=w;
@@ -5938,7 +6053,7 @@ static int gui_internal_set_graphics(struct gui_priv *this, struct graphics *gra
                this->win->fullscreen(this->win, this->fullscreen != 0);
        /* Was resize callback already issued? */
        if (navit_get_ready(this->nav) & 2)
-               gui_internal_setup_gc(this);
+               gui_internal_setup(this);
        return 0;
 }
 
@@ -7138,6 +7253,7 @@ static struct command_table commands[] = {
        {"position",command_cast(gui_internal_cmd2_position)},
        {"route_description",command_cast(gui_internal_cmd2_route_description)},
        {"route_height_profile",command_cast(gui_internal_cmd2_route_height_profile)},
+       {"set",command_cast(gui_internal_cmd2_set)},
        {"setting_layout",command_cast(gui_internal_cmd2_setting_layout)},
        {"setting_maps",command_cast(gui_internal_cmd2_setting_maps)},
        {"setting_rules",command_cast(gui_internal_cmd2_setting_rules)},