2 files changed, 50 insertions, 8 deletions

diff --git a/uisimulator/app.c b/uisimulator/app.c
index bb0c831729..a263810c7e 100644
--- a/uisimulator/app.c
+++ b/uisimulator/app.c
@@ -88,10 +88,7 @@ void app_main(void)
         menu_init();
         break;
       case (LINE_BROWSE * LINE_HEIGHT):
-        lcd_clearrect(0, 0, LCD_WIDTH, LCD_HEIGHT);
         dirbrowse("/");
-        lcd_update();
-        while((!button_get()));
         lcd_clearrect(0, 0, LCD_WIDTH, LCD_HEIGHT);
         menu_init();
         break;
diff --git a/uisimulator/tree.c b/uisimulator/tree.c
index f9d2af4439..4cd5f2a209 100644
--- a/uisimulator/tree.c
+++ b/uisimulator/tree.c
@@ -19,30 +19,75 @@
 
 #include <dir.h>
 #include <types.h>
+#include <lcd.h>
+#include <button.h>
 
 #define TREE_MAX_LEN 15
+#define TREE_MAX_ON_SCREEN 7
+
+int dircursor=0;
 
 bool dirbrowse(char *root)
 {
   DIR *dir = opendir(root);
   int i;
   struct dirent *entry;
-  char buffer[20];
+  char buffer[TREE_MAX_ON_SCREEN][20];
 
   if(!dir)
     return TRUE; /* failure */
 
+  lcd_clearrect(0, 0, LCD_WIDTH, LCD_HEIGHT);
+
+  lcd_puts(0,0, "[Browse]", 0);
+
   i=0;
   while((entry = readdir(dir))) {
-    strncpy(buffer, entry->d_name, TREE_MAX_LEN);
-    buffer[TREE_MAX_LEN]=0;
-    lcd_puts(0, i*8, buffer, 0);
+    strncpy(buffer[i], entry->d_name, TREE_MAX_LEN);
+    buffer[i][TREE_MAX_LEN]=0;
+    lcd_puts(6, 8+i*8, buffer[i], 0);
 
-    if(++i > 8)
+    if(++i > TREE_MAX_ON_SCREEN)
       break;
   }
 
   closedir(dir);
 
+  lcd_puts(0, 8+dircursor, "-", 0);
+
+  lcd_update();
+
+  while(1) {
+    int key = button_get();
+
+    if(!key) {
+      sleep(1);
+      continue;
+    }
+    switch(key) {
+    case BUTTON_OFF:
+    case BUTTON_LEFT:
+      return FALSE;
+      break;
+      
+    case BUTTON_UP:
+      if(dircursor) {
+        lcd_puts(0, 8+dircursor, " ", 0);
+        dircursor -= 8;
+        lcd_puts(0, 8+dircursor, "-", 0);
+        lcd_update();
+      }
+      break;
+    case BUTTON_DOWN:
+      if(dircursor < (8 * TREE_MAX_ON_SCREEN)) {
+        lcd_puts(0, 8+dircursor, " ", 0);
+        dircursor += 8;
+        lcd_puts(0, 8+dircursor, "-", 0);
+        lcd_update();
+      }
+      break;
+    }
+  }
+
   return FALSE;
 }