r6006 - in trunk/gnue-forms/src: . uidrivers/curses uidrivers/curses/widgets

[reinhard]

Author: reinhard
Date: 2004-07-20 17:37:50 -0500 (Tue, 20 Jul 2004)
New Revision: 6006

Modified:
   trunk/gnue-forms/src/GFInstance.py
   trunk/gnue-forms/src/uidrivers/curses/UIdriver.py
   trunk/gnue-forms/src/uidrivers/curses/widgets/form.py
Log:
Added support for "message boxes" in curses driver.


Modified: trunk/gnue-forms/src/GFInstance.py
===================================================================
--- trunk/gnue-forms/src/GFInstance.py  2004-07-20 22:36:53 UTC (rev 6005)
+++ trunk/gnue-forms/src/GFInstance.py  2004-07-20 22:37:50 UTC (rev 6006)
@@ -833,8 +833,8 @@
   #
   # Displays a generic message box
   #
-  def displayMessageBox (self, message = '', kind = None, cancel = False,
-      caption = 'GNUe Message', title = 'Information'):
+  def displayMessageBox (self, message = '', kind = BaseDriver.MBOX_INFO,
+      cancel = False, caption = 'GNUe Message', title = 'Information'):
      parameters = {
        'caption': caption,
        'message': message,

Modified: trunk/gnue-forms/src/uidrivers/curses/UIdriver.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/UIdriver.py   2004-07-20 22:36:53 UTC 
(rev 6005)
+++ trunk/gnue-forms/src/uidrivers/curses/UIdriver.py   2004-07-20 22:37:50 UTC 
(rev 6006)
@@ -44,12 +44,24 @@
     self.widgetHeight = 1
     self.textWidth = 1
     self.textHeight = 1
+
     self.__screen = curses.initscr ()
+    curses.raw ()
     curses.start_color ()
+    # Color pairs:
+    # 1 = form background
+    # 2 = non-focused entry
+    # 3 = focused entry
+    # 4 = title and status bar
+    # 5 = info message and question
+    # 6 = warning and error message
     curses.init_pair (1, curses.COLOR_WHITE, curses.COLOR_BLUE)
     curses.init_pair (2, curses.COLOR_WHITE, curses.COLOR_CYAN)
     curses.init_pair (3, curses.COLOR_WHITE, curses.COLOR_RED)
     curses.init_pair (4, curses.COLOR_WHITE, curses.COLOR_BLACK)
+    curses.init_pair (5, curses.COLOR_WHITE, curses.COLOR_MAGENTA)
+    curses.init_pair (6, curses.COLOR_WHITE, curses.COLOR_RED)
+
     self.__exiting = False
 
     # This should go into the base driver:
@@ -203,6 +215,14 @@
     pass
 
   # ---------------------------------------------------------------------------
+  # Show a message
+  # ---------------------------------------------------------------------------
+
+  def messageBox (self, message, kind, title, cancel):
+
+    return self.__currentForm.showMessage (message, kind, cancel)
+
+  # ---------------------------------------------------------------------------
   # Clean up everything
   # ---------------------------------------------------------------------------
 

Modified: trunk/gnue-forms/src/uidrivers/curses/widgets/form.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/form.py       2004-07-20 
22:36:53 UTC (rev 6005)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/form.py       2004-07-20 
22:37:50 UTC (rev 6006)
@@ -23,6 +23,7 @@
 
 import curses
 
+from gnue.forms.uidrivers._base import UIdriver as BaseDriver
 from gnue.forms.uidrivers._base.widgets._base import UIWidget
 
 # =============================================================================
@@ -96,6 +97,47 @@
     return self.__currentPage.wait ()
 
   # ---------------------------------------------------------------------------
+  # Show a message
+  # ---------------------------------------------------------------------------
+
+  def showMessage (self, message, kind, cancel):
+
+    attr = {
+      BaseDriver.MBOX_QUESTION: curses.color_pair (5) + curses.A_BOLD,
+      BaseDriver.MBOX_INFO:     curses.color_pair (5) + curses.A_BOLD,
+      BaseDriver.MBOX_WARNING:  curses.color_pair (6) + curses.A_BOLD,
+      BaseDriver.MBOX_ERROR:    curses.color_pair (6) + curses.A_BOLD \
+                                                      + curses.A_BLINK
+    }
+
+    (y, x) = self.__window.getmaxyx ()
+    self.__window.addstr (y - 2, 1, message, attr [kind])
+
+    yes = _("Yes")
+    no  = _("No")
+
+    if kind == BaseDriver.MBOX_QUESTION:
+      validKeys = {ord (yes [0]): BaseDriver.RESPONSE_YES,
+                   ord (no [0]):  BaseDriver.RESPONSE_NO}
+    else:
+      validKeys = {10: BaseDriver.RESPONSE_OK}
+
+    if cancel:
+      validKeys [27] = BaseDriver.RESPONSE_CANCEL
+
+    self.__window.refresh (y - 2, 0, y - 2, 0, y, x)
+
+    while True:
+      key = self.__window.getch ()
+      if validKeys.has_key (key):
+        result = validKeys [key]
+        break
+
+    self.__updateStatusBar ()
+
+    return result
+
+  # ---------------------------------------------------------------------------
   # Get free area in the window
   # ---------------------------------------------------------------------------
 
@@ -123,6 +165,17 @@
     (y, x) = self.__window.getmaxyx ()
     self.__window.refresh (1, 0, 1, 0, 1, x)
 
+  # ---------------------------------------------------------------------------
+  # Update status bar
+  # ---------------------------------------------------------------------------
+
+  def __updateStatusBar (self):
+
+    (y, x) = self.__window.getmaxyx ()
+    self.__window.move (y - 2, 0)
+    self.__window.clrtobot ()
+    self.__window.refresh (y - 2, 0, y - 2, 0, y, x)
+
 # =============================================================================
 # Configuration data
 # =============================================================================