text ui: first commit

electrum

@@ -176,6 +176,11 @@ if __name__ == '__main__':
                   import lib.gui_lite as gui
               except ImportError:
                   import electrum.gui_lite as gui
+        elif pref_gui == 'text':
+              try:
+                  import lib.gui_text as gui
+              except ImportError:
+                  import electrum.gui_text as gui
         else:
             sys.exit("Error: Unknown GUI: " + pref_gui )
 

lib/gui_text.py

@@ -0,0 +1,99 @@
+import curses, datetime
+from decimal import Decimal
+from electrum import format_satoshis
+
+
+WIDTH=150
+
+class ElectrumGui:
+
+    def __init__(self, wallet, config, app=None):
+        self.wallet = wallet
+        self.config = config
+        self.stdscr = curses.initscr()
+        curses.noecho()
+        curses.cbreak()
+        curses.start_color()
+        self.stdscr.keypad(1)
+        self.stdscr.border(0)
+        
+    def server_list_changed(self):
+        pass
+
+    def restore_or_create(self):
+        pass
+
+    def print_history(self):
+        lines = self.wallet.get_tx_history()
+        b = 0 
+        i = 0
+        for i in range(20):
+            if i < len(lines):
+                line = lines[i]
+                v = line['value'] 
+                b += v
+                try:
+                    time_str = str( datetime.datetime.fromtimestamp( line['timestamp']))
+                except:
+                    print line['timestamp']
+                    time_str = 'pending'
+                label = line.get('label')
+                if not label: label = line['tx_hash']
+                else: label = label + ' '*(64 - len(label) )
+                msg = time_str + "  " + label + "  " + format_satoshis(v)+ "  "+ format_satoshis(b)
+            else:
+                msg = ""
+        
+            msg += " "*(WIDTH - len(msg))
+            self.stdscr.addstr( i+2, 1, msg[0:WIDTH])
+
+    def print_balance(self):
+        c, u =  self.wallet.get_balance()
+        msg = "Balance: %f %f"%(Decimal( c ) / 100000000 , Decimal( u ) / 100000000)
+        self.stdscr.addstr( 22, 1, msg)
+        self.stdscr.addstr( 24, 1, "History Send Receive Contacts Quit")
+
+    def print_contacts(self):
+        for i in range(20):
+            if i < len(self.wallet.addressbook):
+                addr = self.wallet.addressbook[i]
+                msg = "%30s    %30s       "%(addr, self.wallet.labels.get(addr,"") )
+            else:
+                msg = ""
+
+            msg += " "*(WIDTH - len(msg))
+            self.stdscr.addstr( i+2, 1, msg[0:WIDTH])
+
+    def print_receive(self):
+        for i in range(20):
+            if i < len(self.wallet.addresses):
+                addr = self.wallet.addresses[i]
+                msg = "%30s    %30s       "%(addr, self.wallet.labels.get(addr,"") )
+            else:
+                msg = ""
+                
+            msg += " "*(WIDTH - len(msg))
+            self.stdscr.addstr( i+2, 1, msg[0:WIDTH])
+
+    def refresh(self):
+        self.print_balance()
+        self.stdscr.refresh()
+
+    def main(self,url):
+        self.print_history()
+        self.refresh()
+
+        while 1:
+            c = self.stdscr.getch()
+            if c == ord('h'): self.print_history()
+            if c == ord('c'): self.print_contacts()
+            if c == ord('r'): self.print_receive()
+            elif c == ord('q'): break
+            elif c == curses.KEY_HOME: x = y = 0
+            self.refresh()
+
+        curses.nocbreak();
+        self.stdscr.keypad(0);
+        curses.echo()            
+        curses.endwin()
+