[gnue] r9171 - trunk/gnue-forms/src/uidrivers/curses/widgets

[johannes]

Author: johannes
Date: 2006-12-18 08:55:09 -0600 (Mon, 18 Dec 2006)
New Revision: 9171

Added:
   trunk/gnue-forms/src/uidrivers/curses/widgets/grid.py
   trunk/gnue-forms/src/uidrivers/curses/widgets/gridline.py
Modified:
   trunk/gnue-forms/src/uidrivers/curses/widgets/_base.py
   trunk/gnue-forms/src/uidrivers/curses/widgets/button.py
   trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py
Log:
Added first version of grid-support to curses


Modified: trunk/gnue-forms/src/uidrivers/curses/widgets/_base.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/_base.py      2006-12-18 
14:54:23 UTC (rev 9170)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/_base.py      2006-12-18 
14:55:09 UTC (rev 9171)
@@ -157,6 +157,7 @@
             if func and func(key):
                 return
 
+        gDebug(2, "Key: %r" % key)
         UIWidget._keypress(self, key)
 
 
@@ -471,6 +472,14 @@
 
             result = (cwidth + 1, 0)
 
+        self._add_label_(child, index)
+
+        return result
+
+    # -------------------------------------------------------------------------
+
+    def _add_label_(self, child, index):
+
         label = getattr(child._gfObject, 'label', None)
         if label and self._hints_[index][2]:
             attr = self._uiDriver.attr['background']
@@ -484,9 +493,7 @@
 
             self._parent.write(left, top, label, attr)
 
-        return result
 
-
 # =============================================================================
 # Draw a box on a given parent
 # =============================================================================

Modified: trunk/gnue-forms/src/uidrivers/curses/widgets/button.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/button.py     2006-12-18 
14:54:23 UTC (rev 9170)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/button.py     2006-12-18 
14:55:09 UTC (rev 9171)
@@ -90,6 +90,9 @@
 
     def __repaint(self, index, focused):
 
+        if not self.ready():
+            return
+
         if focused:
             attr = self._uiDriver.attr['focusentry']
         elif not self.__enabled[index]:

Modified: trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py      2006-12-18 
14:54:23 UTC (rev 9170)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py      2006-12-18 
14:55:09 UTC (rev 9171)
@@ -49,6 +49,7 @@
         if not build:
             build = self.__build_default
 
+        gDebug(2, "building ENTRY: %s (%s)" % (spacer, self._gfObject.name))
         (self.label, self.widget) = build(spacer * (self._gfObject._gap + 1))
         return self.widget
 
@@ -70,6 +71,13 @@
 
     # -------------------------------------------------------------------------
 
+    def __build_multiline(self, row_offset):
+
+        result = MultiLineTextEntry(self, row_offset)
+        return (None, result)
+
+    # -------------------------------------------------------------------------
+
     def __build_dropdown(self, row_offset):
 
         result = DropDownEntry(self, row_offset)
@@ -473,6 +481,76 @@
 
 
 # =============================================================================
+# Multiline text entry
+# =============================================================================
+
+class MultiLineTextEntry(TextEntry):
+
+    # -------------------------------------------------------------------------
+    # Draw the widget
+    # -------------------------------------------------------------------------
+
+    def _repaint_(self):
+        
+        data = [''.ljust(self.width)] * self.height
+        text = self.value or ''
+
+        for (row, line) in enumerate(text.splitlines()):
+            data[row] = line[self.offset:].ljust(self.width)[:self.width]
+
+        for (row, line) in enumerate(data):
+            self.entry._parent.write(self.left, self.top + row, line,
+                    self.attribute)
+
+
+    # -------------------------------------------------------------------------
+    # UI event handler
+    # -------------------------------------------------------------------------
+
+    def _ui_set_cursor_position_(self, position):
+        
+        # If there is a selection atm, we have to unselected it.  Thus we need
+        # a repaint
+        need_repaint = self.selection is not None
+        self.selection = None
+
+        if not self.entry.ready():
+            return
+
+        (row, col) = self.__position_to_coord(position)
+        if col > self.width - 1:
+            self.offset = col - self.width + 1
+            col = self.width - 1
+            need_repaint = True
+
+        elif col < 0:
+            self.offset += col
+            col = 0
+            need_repaint = True
+
+        if need_repaint:
+            self._repaint_()
+
+        if self.has_focus:
+            self.entry._parent.move(self.left + col, self.top + row)
+
+    # -------------------------------------------------------------------------
+    # Map a GF position into a row/column tuple suitable for cursor positioning
+    # -------------------------------------------------------------------------
+
+    def __position_to_coord(self, position):
+
+        part = (self.value or '')[self.offset:position]
+        paragraph = part.count('\n')
+        offset = position
+        if paragraph > 0:
+            offset = len(part.split('\n')[-1])
+
+        return (paragraph, offset)
+
+
+
+# =============================================================================
 # Drodown Entry
 # =============================================================================
 

Added: trunk/gnue-forms/src/uidrivers/curses/widgets/grid.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/grid.py       2006-12-18 
14:54:23 UTC (rev 9170)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/grid.py       2006-12-18 
14:55:09 UTC (rev 9171)
@@ -0,0 +1,136 @@
+# GNU Enterprise Forms - Curses UI Driver - Grid Widget
+#
+# Copyright 2000-2006 Free Software Foundation
+#
+# This file is part of GNU Enterprise.
+#
+# GNU Enterprise is free software; you can redistribute it
+# and/or modify it under the terms of the GNU General Public
+# License as published by the Free Software Foundation; either
+# version 2, or (at your option) any later version.
+#
+# GNU Enterprise is distributed in the hope that it will be
+# useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+# PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public
+# License along with program; see the file COPYING. If not,
+# write to the Free Software Foundation, Inc., 59 Temple Place
+# - Suite 330, Boston, MA 02111-1307, USA.
+#
+# $Id$
+
+import curses
+
+from gnue.forms.uidrivers.curses.widgets import _base
+
+__all__ = ['UIGrid']
+
+# =============================================================================
+# Grid widget class
+# =============================================================================
+
+class UIGrid(_base.UIHelper):
+    """
+    Interface implementation for <grid> widgets.
+    """
+
+    # -------------------------------------------------------------------------
+    # Constructor
+    # -------------------------------------------------------------------------
+
+    def __init__(self, event):
+
+        _base.UIHelper.__init__(self, event)
+
+        self._column_header_ = {}               # Labels per column header
+        self.__max = 0
+        self.__visible = 0
+
+
+    # -------------------------------------------------------------------------
+    # Widget creation
+    # -------------------------------------------------------------------------
+
+    def _create_widget_(self, event, spacer):
+
+        _base.UIHelper._create_widget_(self, event, spacer)
+        self._parent = event.container
+        self._container = self._parent
+
+        self.__max = self._gfObject.rows
+        self.__visible = self.__max
+
+        gDebug(2, "building GRID: %s" % spacer)
+        
+        return None
+
+
+    # -------------------------------------------------------------------------
+    # UI event handler
+    # -------------------------------------------------------------------------
+
+    def _ui_adjust_scrollbar_(self, *args):
+        pass
+
+
+    # -------------------------------------------------------------------------
+    # Set the size for the grid and it's children
+    # -------------------------------------------------------------------------
+
+    def set_size_and_fit(self, width, height):
+
+        self.width = width
+        self.height = height
+
+        # The header rows are not available to the grid's children
+        i_width = width
+        i_height = height - len(self._children)
+
+        self._repaint_()
+
+        for (row, child) in enumerate(self._children):
+            child.left = self.left
+            child.top = self.top + row
+
+            child.set_size_and_fit(i_width, i_height)
+
+
+    # -------------------------------------------------------------------------
+    # Get the size hints for an entry
+    # -------------------------------------------------------------------------
+
+    def get_size_hints(self, vertical=None):
+
+        hints = []
+        for child in self._children:
+            hints.append(child.get_size_hints())
+
+        minw = max([i[0] for i in hints])
+        minh = len(self._children) + self.__visible + 1
+
+        gDebug(2, "HINTS: %s %s, 0, %s" % (minw, minh, self.stretch))
+        return (minw, minh, 0, self.stretch)
+
+
+    # -------------------------------------------------------------------------
+    # Repaint the widget
+    # -------------------------------------------------------------------------
+
+    def _repaint_(self):
+
+        for row in range(self.height):
+            self._parent.write(self.left, self.top + row, ' ' * self.width,
+                    self._uiDriver.attr['background'])
+
+
+# =============================================================================
+# Configuration data
+# =============================================================================
+
+configuration = {
+  'baseClass'  : UIGrid,
+  'provides'   : 'GFGrid',
+  'container'  : 1,
+}


Property changes on: trunk/gnue-forms/src/uidrivers/curses/widgets/grid.py
___________________________________________________________________
Name: svn:keywords
   + Id

Added: trunk/gnue-forms/src/uidrivers/curses/widgets/gridline.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/gridline.py   2006-12-18 
14:54:23 UTC (rev 9170)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/gridline.py   2006-12-18 
14:55:09 UTC (rev 9171)
@@ -0,0 +1,93 @@
+# GNU Enterprise Forms - Curses UI Driver - Grid Line Widget
+#
+# Copyright 2000-2006 Free Software Foundation
+#
+# This file is part of GNU Enterprise.
+#
+# GNU Enterprise is free software; you can redistribute it
+# and/or modify it under the terms of the GNU General Public
+# License as published by the Free Software Foundation; either
+# version 2, or (at your option) any later version.
+#
+# GNU Enterprise is distributed in the hope that it will be
+# useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+# PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public
+# License along with program; see the file COPYING. If not,
+# write to the Free Software Foundation, Inc., 59 Temple Place
+# - Suite 330, Boston, MA 02111-1307, USA.
+#
+# $Id$
+
+import curses
+
+from gnue.forms.uidrivers.curses.widgets import _base
+
+__all__ = ['UIGridLine']
+
+# =============================================================================
+# Grid widget class
+# =============================================================================
+
+class UIGridLine(_base.ManagedBox):
+    """
+    Interface implementation for <gridline> widgets.
+    """
+
+    vertical = False
+
+    # -------------------------------------------------------------------------
+    # Widget creation
+    # -------------------------------------------------------------------------
+
+    def _create_widget_(self, event, spacer):
+
+        _base.ManagedBox._create_widget_(self, event, spacer)
+        self._parent = event.container
+        self._container = self._parent
+        gDebug(2, "Building LINE %s" % spacer)
+        
+        return self
+
+
+    # -------------------------------------------------------------------------
+    # Virtual methods
+    # -------------------------------------------------------------------------
+
+    def _decoration_size_(self):
+        return (2, 0)
+
+    def _add_decoration_(self):
+        pass
+
+    # -------------------------------------------------------------------------
+    # Get the size hints for an entry
+    # -------------------------------------------------------------------------
+
+    def get_size_hints(self, vertical=None):
+
+        result = _base.ManagedBox.get_size_hints(self, False)
+        return (result[0], 1, 0, 0)
+
+    def _vertical_offset_(self):
+        result = len(self.getParent()._children) - 1
+        return result
+
+    def _add_label_(self, child, index):
+        
+        label = getattr(child._gfObject, 'label', '')
+        if label:
+            self._parent.write(child.left, self.top, label,
+                    self._uiDriver.attr['background'])
+
+# =============================================================================
+# Configuration data
+# =============================================================================
+
+configuration = {
+  'baseClass'  : UIGridLine,
+  'provides'   : 'GFGridLine',
+  'container'  : 1,
+}


Property changes on: trunk/gnue-forms/src/uidrivers/curses/widgets/gridline.py
___________________________________________________________________
Name: svn:keywords
   + Id