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[gnue] r8797 - trunk/gnue-forms/src
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From: |
reinhard |
|
Subject: |
[gnue] r8797 - trunk/gnue-forms/src |
|
Date: |
Mon, 16 Oct 2006 08:26:43 -0500 (CDT) |
Author: reinhard
Date: 2006-10-16 08:26:43 -0500 (Mon, 16 Oct 2006)
New Revision: 8797
Modified:
trunk/gnue-forms/src/GFForm.py
Log:
Reordered functions.
Modified: trunk/gnue-forms/src/GFForm.py
===================================================================
--- trunk/gnue-forms/src/GFForm.py 2006-10-16 13:20:53 UTC (rev 8796)
+++ trunk/gnue-forms/src/GFForm.py 2006-10-16 13:26:43 UTC (rev 8797)
@@ -550,10 +550,66 @@
return rv
+ # =========================================================================
+ # Events
+ #
+ # Incoming Event handlers
+ # =========================================================================
+
# -------------------------------------------------------------------------
- # User feedback
+ # Function to be called at the begin of event handling code
# -------------------------------------------------------------------------
+ def event_begin (self):
+ """
+ Set the form into a defined state to prepare event handling.
+
+ This function sets the form into a consistent and defined state so that
+ event handling code (like triggers and actions) can rely on everything
+ being ok.
+
+ Most notably, this function updates the field value for the currently
+ edited entry and shows an hourglass mouse cursor.
+
+ This function has to be called at the beginning of each user event
+ being handled. At the end of handling the user event, L{event_end} has
+ to be called.
+ """
+
+ if hasattr(self._currentEntry, '_displayHandler'):
+ # FIXME: what if this fails?
+ self._currentEntry._displayHandler.updateFieldValue()
+ if self.uiWidget is not None:
+ self.uiWidget._ui_begin_wait_()
+
+
+ # -------------------------------------------------------------------------
+ # Function to be called at the end of event handling code
+ # -------------------------------------------------------------------------
+
+ def event_end (self):
+ """
+ Set the form into a defined state to finalize event handling.
+
+ This function sets the form into a consistent and defined state after
+ event handling code (like triggers and actions) has been run.
+
+ Most notably, this function resets the mouse cursor from hourglass to
+ normal and updates the field values shown on the form to reflect any
+ data modifications done in the event handling code.
+
+ This function has to be called at the end of each user event being
+ handled, just like L{event_begin} is called at the beginning.
+ """
+
+ if self.uiWidget is not None:
+ self.uiWidget._ui_end_wait_()
+
+
+ # =========================================================================
+ # User feedback
+ # =========================================================================
+
def alert_message(self, message):
self.status_message(message)
@@ -686,6 +742,181 @@
# Focus functions
# =========================================================================
+ # -------------------------------------------------------------------------
+ # Move the focus to the next entry
+ # -------------------------------------------------------------------------
+
+ def nextEntry(self, reverse=False, first=False, onlyInBlock=False):
+ """
+ Called whenever an event source has requested that the focus change
+ to the next data entry object.
+ @param reverse: boolean, step focus in reverse direction?
+ @param first: boolean, change focus to the first entry in the block?
+ @param onlyInBlock: boolean, can jump out of block to next block?
+ """
+ currentBlock = self._currentBlock
+ mode = self.getCurrentMode()
+
+ if currentBlock is None or ( \
+ currentBlock.transparent and not ( \
+ onlyInBlock or \
+ currentBlock.autoNextRecord and not ( \
+ currentBlock.is_empty() or \
+ (not reverse and currentBlock.is_last_record() and \
+ not (currentBlock.autoCreate and \
+ currentBlock.editable in ('Y', 'new')) or \
+ (reverse and currentBlock.is_first_record()) \
+ )))):
+ source = self._currentEntry._page.get_focus_order()
+ stayInBlock = False
+ else:
+ source = currentBlock.get_focus_order()
+ stayInBlock = True
+
+ # If we want the previous entry, then reverse the focusorder we're
using
+ if reverse:
+ source.reverse()
+
+ nextEntry = None
+ firstEntry = None
+ keepNext = False
+
+ for object in source:
+
+ if object.is_navigable(mode):
+ if stayInBlock and \
+ (currentBlock.name != object.block):
+ continue
+ # If we only wanted the first navigable field in the block, then
return
+ if first:
+ nextEntry = object
+ break
+
+ # Put the first field as the next to rollover
+ if nextEntry == None:
+ nextEntry = object
+ firstEntry = object
+
+ # If we're at the current focused entry,
+ # then the next entry will be what we want
+ if object == self._currentEntry:
+ keepNext = True
+
+ # If we've already passed the current entry
+ # Then this is the entry to return
+ elif keepNext:
+ nextEntry = object
+ break
+
+ # If we've cycled back around to the first entry, then do special
checks
+ if nextEntry == firstEntry:
+
+ # If we should navigate to the next record, do it...
+ if currentBlock is not None \
+ and reverse and not currentBlock.is_first_record():
+ currentBlock.prev_record()
+ self.changeFocus(nextEntry)
+ elif currentBlock is not None and not reverse and \
+ currentBlock.autoNextRecord and \
+ not currentBlock.is_empty() and \
+ not (not currentBlock.autoCreate and \
+ currentBlock.is_last_record()):
+ currentBlock.next_record()
+
+ # If new record is empty, then the
+ # nextEntry logic has been taken care of...
+ if currentBlock.is_empty():
+ return
+ else:
+ self.changeFocus(nextEntry)
+
+ # Otherwise, are we transparent? If so, go to next block/page
+ elif (currentBlock is None or currentBlock.transparent) and \
+ self._currentPage.transparent:
+
+ # Jump to the next/(previous) page if block is page as transparent
+ pages = self._layout._pageList
+ i = pages.index(self._currentPage)
+
+ if reverse:
+ try:
+ dest = self._layout._pageList[i - 1]
+ except IndexError:
+ dest = self._layout._pageList[-1]
+ # TODO: this fails if last entry is not navigable
+ self.findAndChangeFocus(dest._entryList[-1])
+ else:
+ try:
+ dest = self._layout._pageList[i + 1]
+ except IndexError:
+ dest = self._layout._pageList[0]
+ self.findAndChangeFocus(dest)
+ else:
+ self.changeFocus(nextEntry)
+
+ else:
+ self.changeFocus(nextEntry)
+
+
+ # -------------------------------------------------------------------------
+ # Move the focus to the previous entry
+ # -------------------------------------------------------------------------
+
+ def previousEntry(self):
+ """
+ Called whenever an event source has requested that the focus change
+ to the previous data entry object.
+ """
+ self.nextEntry(reverse=True)
+
+
+ # ------------------------------------------------------------------------
+ # Move the focus to the next block
+ # -------------------------------------------------------------------------
+
+ def nextBlock(self):
+ """
+ Change focus to the next data entry block.
+ @return: None
+ """
+ try:
+ nextBlock =
self._logic._blockList[self._logic._blockList.index(self._currentBlock) + 1]
+ except IndexError:
+ nextBlock = self._logic._blockList[0]
+ self.findAndChangeFocus(nextBlock)
+
+
+ # -------------------------------------------------------------------------
+ # Convenience routine to find the previous block
+ # -------------------------------------------------------------------------
+
+ def findPreviousBlock(self):
+ """
+ Finds the previous block.
+ @return: the block found
+ """
+ try:
+ return
self._logic._blockList[self._logic._blockList.index(self._currentBlock) - 1]
+ except IndexError:
+ return self._logic._blockList[-1]
+
+
+ # -------------------------------------------------------------------------
+ # Move the focus to the previous block
+ # -------------------------------------------------------------------------
+
+ def previousBlock(self):
+ """
+ Change focus to the previous data entry block.
+ @return: None
+ """
+ self.findAndChangeFocus(self.findPreviousBlock())
+
+
+ # -------------------------------------------------------------------------
+ # Move the focus to a new object
+ # -------------------------------------------------------------------------
+
def findAndChangeFocus(self, object):
"""
Change the focus to the first focusable element of the given object.
@@ -859,62 +1090,6 @@
# =========================================================================
- # Events
- #
- # Incoming Event handlers
- # =========================================================================
-
- # -------------------------------------------------------------------------
- # Function to be called at the begin of event handling code
- # -------------------------------------------------------------------------
-
- def event_begin (self):
- """
- Set the form into a defined state to prepare event handling.
-
- This function sets the form into a consistent and defined state so that
- event handling code (like triggers and actions) can rely on everything
- being ok.
-
- Most notably, this function updates the field value for the currently
- edited entry and shows an hourglass mouse cursor.
-
- This function has to be called at the beginning of each user event
- being handled. At the end of handling the user event, L{event_end} has
- to be called.
- """
-
- if hasattr(self._currentEntry, '_displayHandler'):
- # FIXME: what if this fails?
- self._currentEntry._displayHandler.updateFieldValue()
- if self.uiWidget is not None:
- self.uiWidget._ui_begin_wait_()
-
-
- # -------------------------------------------------------------------------
- # Function to be called at the end of event handling code
- # -------------------------------------------------------------------------
-
- def event_end (self):
- """
- Set the form into a defined state to finalize event handling.
-
- This function sets the form into a consistent and defined state after
- event handling code (like triggers and actions) has been run.
-
- Most notably, this function resets the mouse cursor from hourglass to
- normal and updates the field values shown on the form to reflect any
- data modifications done in the event handling code.
-
- This function has to be called at the end of each user event being
- handled, just like L{event_begin} is called at the beginning.
- """
-
- if self.uiWidget is not None:
- self.uiWidget._ui_end_wait_()
-
-
- # =========================================================================
# Data navigation and manipulation
# =========================================================================
@@ -1380,136 +1555,6 @@
# -------------------------------------------------------------------------
- # Called whenever an event source has requested that the
- # focus change to the next data entry object
- # -------------------------------------------------------------------------
-
- def nextEntry(self, reverse=False, first=False, onlyInBlock=False):
- """
- Called whenever an event source has requested that the focus change
- to the next data entry object.
- @param reverse: boolean, step focus in reverse direction?
- @param first: boolean, change focus to the first entry in the block?
- @param onlyInBlock: boolean, can jump out of block to next block?
- """
- currentBlock = self._currentBlock
- mode = self.getCurrentMode()
-
- if currentBlock is None or ( \
- currentBlock.transparent and not ( \
- onlyInBlock or \
- currentBlock.autoNextRecord and not ( \
- currentBlock.is_empty() or \
- (not reverse and currentBlock.is_last_record() and \
- not (currentBlock.autoCreate and \
- currentBlock.editable in ('Y', 'new')) or \
- (reverse and currentBlock.is_first_record()) \
- )))):
- source = self._currentEntry._page.get_focus_order()
- stayInBlock = False
- else:
- source = currentBlock.get_focus_order()
- stayInBlock = True
-
- # If we want the previous entry, then reverse the focusorder we're
using
- if reverse:
- source.reverse()
-
- nextEntry = None
- firstEntry = None
- keepNext = False
-
- for object in source:
-
- if object.is_navigable(mode):
- if stayInBlock and \
- (currentBlock.name != object.block):
- continue
- # If we only wanted the first navigable field in the block, then
return
- if first:
- nextEntry = object
- break
-
- # Put the first field as the next to rollover
- if nextEntry == None:
- nextEntry = object
- firstEntry = object
-
- # If we're at the current focused entry,
- # then the next entry will be what we want
- if object == self._currentEntry:
- keepNext = True
-
- # If we've already passed the current entry
- # Then this is the entry to return
- elif keepNext:
- nextEntry = object
- break
-
- # If we've cycled back around to the first entry, then do special
checks
- if nextEntry == firstEntry:
-
- # If we should navigate to the next record, do it...
- if currentBlock is not None \
- and reverse and not currentBlock.is_first_record():
- currentBlock.prev_record()
- self.changeFocus(nextEntry)
- elif currentBlock is not None and not reverse and \
- currentBlock.autoNextRecord and \
- not currentBlock.is_empty() and \
- not (not currentBlock.autoCreate and \
- currentBlock.is_last_record()):
- currentBlock.next_record()
-
- # If new record is empty, then the
- # nextEntry logic has been taken care of...
- if currentBlock.is_empty():
- return
- else:
- self.changeFocus(nextEntry)
-
- # Otherwise, are we transparent? If so, go to next block/page
- elif (currentBlock is None or currentBlock.transparent) and \
- self._currentPage.transparent:
-
- # Jump to the next/(previous) page if block is page as transparent
- pages = self._layout._pageList
- i = pages.index(self._currentPage)
-
- if reverse:
- try:
- dest = self._layout._pageList[i - 1]
- except IndexError:
- dest = self._layout._pageList[-1]
- # TODO: this fails if last entry is not navigable
- self.findAndChangeFocus(dest._entryList[-1])
- else:
- try:
- dest = self._layout._pageList[i + 1]
- except IndexError:
- dest = self._layout._pageList[0]
- self.findAndChangeFocus(dest)
- else:
- self.changeFocus(nextEntry)
-
- else:
- self.changeFocus(nextEntry)
-
-
- # -------------------------------------------------------------------------
- # Called whenever an event source has requested that the
- # focus change to the previous data entry object
- # -------------------------------------------------------------------------
-
- def previousEntry(self):
- """
- Called whenever an event source has requested that the focus change
- to the previous data entry object.
- """
- self.nextEntry(reverse=True)
-
-
- # -------------------------------------------------------------------------
# Signal the UI Drivers of navigation button relevance
# -------------------------------------------------------------------------
@@ -1562,52 +1607,7 @@
dispatchEvent('canROLLBACK')
- # ------------------------------------------------------------------------
- # Called whenever an event source has requested that the
- # focus change to the next data entry block
# -------------------------------------------------------------------------
-
- def nextBlock(self):
- """
- Change focus to the next data entry block.
- @return: None
- """
- try:
- nextBlock =
self._logic._blockList[self._logic._blockList.index(self._currentBlock) + 1]
- except IndexError:
- nextBlock = self._logic._blockList[0]
- self.findAndChangeFocus(nextBlock)
-
-
- # -------------------------------------------------------------------------
- # Convenience routine to find the previous block
- # -------------------------------------------------------------------------
-
- def findPreviousBlock(self):
- """
- Finds the previous block.
- @return: the block found
- """
- try:
- return
self._logic._blockList[self._logic._blockList.index(self._currentBlock) - 1]
- except IndexError:
- return self._logic._blockList[-1]
-
-
- # -------------------------------------------------------------------------
- # Called whenever an event source has requested that the
- # focus change to the previous data entry block
- # -------------------------------------------------------------------------
-
- def previousBlock(self):
- """
- Change focus to the previous data entry block.
- @return: None
- """
- self.findAndChangeFocus(self.findPreviousBlock())
-
-
- # -------------------------------------------------------------------------
# Signal to the current Entry to stop editing
# mode and save it's value to the virtual form
# -------------------------------------------------------------------------
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