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# -*- coding: utf-8 -*-
# ####################################################################
# Copyright (C) 2005-2009 by the FIFE team
# http://www.fifengine.de
# This file is part of FIFE.
#
# FIFE is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# ####################################################################
from fife import fife
import scripts
from fife.extensions import pychan
class ResizableBase(object):
def __init__(self, resizable=True, *args, **kwargs):
self._engine = scripts.editor.getEditor().getEngine()
self.resizable = resizable
self.resizable_top = True
self.resizable_left = True
self.resizable_right = True
self.resizable_bottom = True
self._resize = False
self.capture(self.mouseEntered, "mouseEntered", "ResizableBase")
self.capture(self.mouseExited, "mouseExited", "ResizableBase")
self.capture(self.mouseMoved, "mouseMoved", "ResizableBase")
self.capture(self.mouseDragged, "mouseDragged", "ResizableBase")
self.capture(self.mousePressed, "mousePressed", "ResizableBase")
self.capture(self.mouseReleased, "mouseReleased", "ResizableBase")
self.cursor_id = 0
self.cursor_type = fife.CURSOR_NATIVE
self.cursor_image = None
self.cursor_animation = None
def _saveCursor(self):
cursor = self._engine.getCursor()
self.cursor_type = cursor.getType()
if self.cursor_type == fife.CURSOR_NATIVE:
self.cursor_id = cursor.getId()
self.cursor_image = None
self.cursor_animation = None
elif self.cursor_type == fife.CURSOR_IMAGE:
self.cursor_id = 0
self.cursor_image = cursor.getImage()
self.cursor_animation = None
elif self.cursor_type == fife.CURSOR_ANIMATION:
self.cursor_id = 0
self.cursor_image = None
self.cursor_animation = cursor.getAnimation()
def _restoreCursor(self):
cursor = self._engine.getCursor()
if self.cursor_type == fife.CURSOR_NATIVE:
cursor.set(self.cursor_id)
elif self.cursor_type == fife.CURSOR_IMAGE:
cursor.set(self.cursor_image)
elif self.cursor_type == fife.CURSOR_ANIMATION:
cursor.set(self.cursor_animation)
def mouseEntered(self, event):
# Save cursor
if self.resizable and self._resize is False:
self._saveCursor()
def mouseMoved(self, event):
if self.resizable is False:
return
# Hack to allow consuming mousemove events
key = (event.getX(), event.getY())
if _mousemoveevent.has_key( key ) is False:
_mousemoveevent.clear()
_mousemoveevent[key] = event
elif _mousemoveevent[key].isConsumed():
return
titleheight = 0
if hasattr(self.real_widget, "getTitleBarHeight"):
titleheight = self.real_widget.getTitleBarHeight()
cursor = self._engine.getCursor()
left = event.getX() < 5 and self.resizable_left
right = event.getX() > self.width-5 and self.resizable_right
top = event.getY() < 5 and self.resizable_top
bottom = event.getY() - titleheight > self.height-5 and self.resizable_bottom
if left and top:
cursor.set(fife.NC_RESIZENW)
elif right and top:
cursor.set(fife.NC_RESIZENE)
elif left and bottom:
cursor.set(fife.NC_RESIZESW)
elif right and bottom:
cursor.set(fife.NC_RESIZESE)
elif left:
cursor.set(fife.NC_RESIZEW)
elif right:
cursor.set(fife.NC_RESIZEE)
elif top:
cursor.set(fife.NC_RESIZEN)
elif bottom:
cursor.set(fife.NC_RESIZES)
else:
self._restoreCursor()
return
event.consume()
_mousemoveevent[key].consume()
def mouseExited(self, event):
# Reset cursor to whatever it was before it entered this window
if self.resizable and self._resize is False:
self._restoreCursor()
def mouseDragged(self, event):
if self.resizable and self._resize:
diffX = event.getX()
diffY = event.getY()
# Resize horizontally
if self._rLeft:
self.x += diffX
self.width -= diffX
elif self._rRight:
self.width = diffX
# Resize vertically
if self._rTop:
self.y += diffY
self.height -= diffY
elif self._rBottom:
titleheight = 0
if hasattr(self.real_widget, "getTitleBarHeight"):
titleheight = self.real_widget.getTitleBarHeight()
self.height = diffY-titleheight
def mousePressed(self, event):
if self.resizable is False:
return
titleheight = 0
if hasattr(self.real_widget, "getTitleBarHeight"):
titleheight = self.real_widget.getTitleBarHeight()
self._rLeft = event.getX() < 5 and self.resizable_left
self._rRight = event.getX() > self.width-5 and self.resizable_right
self._rTop = event.getY() < 5 and self.resizable_top
self._rBottom = event.getY() - titleheight > self.height-5 and self.resizable_bottom
if self._rLeft or self._rRight or self._rTop or self._rBottom:
self._resize = True
self.min_size = (30, 30)
event.consume()
def mouseReleased(self, event):
if self._resize:
self.min_size = (self.width, self.height)
self.adaptLayout()
event.consume()
titleheight = 0
if hasattr(self.real_widget, "getTitleBarHeight"):
titleheight = self.real_widget.getTitleBarHeight()
self._resize = False
if event.getX() <= 0 or event.getX() >= self.width \
or event.getY() <= 0 or event.getY() >= self.height+titleheight:
self.mouseExited(event)
# Ugly hack to allow consumption of mousemove events
_mousemoveevent = {}
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