git.maemo.org Git - drlaunch/blob - src/icongrid.py

   1 #!/usr/bin/env python
   2 # coding=UTF-8
   3 #
   4 # Copyright (C) 2010 Stefanos Harhalakis
   5 #
   6 # This file is part of wifieye.
   7 #
   8 # wifieye is free software: you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation, either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # wifieye is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with wifieye.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21 # $Id: 0.py 2265 2010-02-21 19:16:26Z v13 $
  22
  23 __version__ = "$Id: 0.py 2265 2010-02-21 19:16:26Z v13 $"
  24
  25 import gtk
  26 import gobject
  27 import hildon
  28 from hildondesktop import *
  29 from gtk import gdk
  30 from math import pi
  31 import cairo
  32 import time
  33
  34 from portrait import FremantleRotation
  35 #from xdg.IconTheme import getIconPath
  36
  37 #import config
  38 import apps
  39 import icon
  40 from icon import Icon
  41 from icons import Icons
  42
  43 #def getIcon(name, iconsize):
  44 #    ico=getIconPath(name, iconsize)
  45 #    ret=gtk.gdk.pixbuf_new_from_file_at_size(ico, iconsize, iconsize)
  46 #
  47 #    return(ret)
  48
  49 #class IconGrid(gtk.Widget, FremantleRotation):
  50 class IconGrid(object): #(gobject.GObject):
  51     def __init__(self, isconfig=False):
  52 #       self.__gobject_init__()
  53
  54         self.init_done=False
  55
  56         self.size=(0,0)
  57
  58         self.isconfig=isconfig
  59
  60         self.icons=None
  61         self.lasticon=None  # The last icon that got selected
  62
  63         self.draw_pending=False
  64
  65         self.mode=None
  66
  67         # If this is False then animations are forcefully disabled
  68         self.do_animations=True
  69
  70     def do_realize(self, config):
  71         self.config=config
  72
  73         self.icons=Icons(self.isconfig, self.config)
  74         self.setMode('l')
  75         self.setSize((8,4))
  76         self.reloadIcons()
  77
  78     def connect(self, what, *args):
  79         if what in icon.signals:
  80             self.icons.connect(what, *args)
  81         else:
  82             super(IconGrid, self).connect(what, *args)
  83
  84     def setSize(self, size):
  85         self.size=size
  86         self.icons.setSize(size)
  87
  88     def getSize(self):
  89         ret=self.icons.getSize()
  90         return(ret)
  91
  92     def setMode(self, mode):
  93         if self.mode==mode:
  94             print "same mode"
  95             return
  96
  97         self.mode=mode
  98         if not isinstance(self, gtk.Widget):
  99             return
 100
 101         do_draw=False
 102
 103         try:
 104             v=self.get_property('is-on-current-desktop')
 105             if v:
 106                 do_draw=True
 107             else:
 108                 self.draw_pending=True
 109         except TypeError:
 110             do_draw=True
 111
 112         if do_draw and self.config.getAnimate() and self.do_animations:
 113             #self.queue_draw()
 114             self.angle_timer_start=time.time()
 115             gobject.timeout_add(20, self.timerAngle)
 116         else:
 117             if self.mode=='l':
 118                 self.setAngle(0)
 119             else:
 120                 self.setAngle(90)
 121
 122             if do_draw:
 123                 self.queue_draw()
 124
 125     def disableAnimation(self):
 126         self.do_animations=False
 127
 128     def enableAnimation(self):
 129         self.do_animations=True
 130
 131     def setAnimationEnable(self, value):
 132         if value:
 133             self.enableAnimation()
 134         else:
 135             self.disableAnimation()
 136
 137     def timerAngle(self):
 138         if self.angle_timer_start==0:
 139             self.angle_timer_start=time.time()-0.05
 140
 141         dt=time.time()-self.angle_timer_start
 142
 143         # Duration of the rotation effect
 144         rotation_time=0.8
 145
 146         da=90.0*dt/rotation_time
 147
 148         if self.mode=='l':
 149             angle=90-da
 150         else:
 151             angle=da
 152
 153         if angle>=90:
 154             angle=90
 155             ret=False
 156         elif angle<0:
 157             angle=0
 158             ret=False
 159         else:
 160             ret=True
 161
 162         if self.setAngle(angle):
 163             self.queue_draw()
 164
 165         if ret==False:
 166             self.angle_timer_start=0
 167
 168         return(ret)
 169
 170     def iconAt(self, x, y):
 171         """ Get icon at coordinates x,y. X and Y are in pixels """
 172
 173         w=self.config.iconsize + self.config.iconspace
 174
 175         if self.mode=='l' or self.config.getIndiv():
 176             x2=int(x / w)
 177             y2=int(y / w)
 178         else:
 179             x2=self.size[1] - int(y/w) - 1
 180             y2=int(x/w)
 181
 182         ret=self.get(x2,y2)
 183
 184         return(ret)
 185
 186     def get(self, x, y):
 187         ret=self.icons.get(x,y)
 188
 189         return(ret)
 190
 191     def _draw(self, cr, event):
 192         self.draw_pending=False
 193
 194         w=self.config.iconsize + self.config.iconspace
 195         for x,y in self.icons:
 196             if self.mode=='l' or self.config.getIndiv():
 197                 x2=x * (self.config.iconsize + self.config.iconspace)
 198                 y2=y * (self.config.iconsize + self.config.iconspace)
 199             else:
 200                 x2=y * (self.config.iconsize + self.config.iconspace)
 201                 y2=(self.size[1]-x-1) * \
 202                         (self.config.iconsize + self.config.iconspace)
 203
 204             # Only repaint the needed icons
 205             rect=gdk.Rectangle(x2, y2, w, w)
 206             t=rect.intersect(event.area)
 207             if t.width==0 and t.height==0:
 208                 continue
 209
 210             ico=self.icons.get(x,y)
 211             ico.draw(cr, x2, y2)
 212
 213     def setAngle(self, angle):
 214         """ Return True/False indicating that angle has changed """
 215         ret=False
 216         for x,y in self.icons:
 217             ic=self.icons.get(x,y)
 218             if ic.setAngle(angle):
 219                 ret=True
 220
 221         return(ret)
 222
 223     def clearAnimationCache(self):
 224         """ Clear animation cache, freeing memory """
 225         for x,y in self.icons:
 226             ic=self.icons.get(x,y)
 227             ic.clearAnimationCache()
 228
 229     def do_expose_event(self, event):
 230         cr=self.window.cairo_create()
 231
 232         cr.rectangle(event.area.x, event.area.y,
 233             event.area.width, event.area.height)
 234
 235         cr.clip()
 236
 237         if not self.init_done:
 238             self.icons.setWindow(self.window)
 239             self.init_done=True
 240
 241         self._draw(cr, event)
 242
 243     def setLastIcon(self, icon):
 244         if icon==self.lasticon:
 245             return
 246
 247         if self.lasticon!=None:
 248             self.lasticon.doCancel()
 249             self.lasticon.invalidate(self.window)
 250         self.lasticon=icon
 251
 252     def do_button_press_event(self, event):
 253         icon=self.iconAt(event.x, event.y)
 254         if icon==None:
 255             return
 256 #       rect=gdk.Rectangle(event.x,event.y,1,1)
 257 #       rect=gdk.Rectangle(0, 0, 100, 100)
 258         icon.doPress()
 259         icon.invalidate(self.window)
 260         self.setLastIcon(icon)
 261
 262 #       gdk.Window.invalidate_rect(self.window, rect, True)
 263
 264         return(True)
 265
 266     def do_button_release_event(self, event):
 267         if self.lasticon!=None:
 268             self.lasticon.invalidate(self.window)
 269             self.lasticon.doRelease()
 270
 271         self.setLastIcon(None)
 272
 273         return(True)
 274
 275     def do_leave_notify_event(self, event):
 276         self.setLastIcon(None)
 277         return(True)
 278
 279     def do_pproperty_notify_event(self, event):
 280         icon=self.iconAt(event.x, event.y)
 281         if icon==None:
 282             return
 283         icon.doCancel()
 284         icon.invalidate(self.window)
 285         return(True)
 286
 287     def do_motion_notify_event(self, event):
 288         icon=self.iconAt(event.x, event.y)
 289         if self.lasticon==icon:
 290             return(True)
 291
 292         self.setLastIcon(None)
 293         icon.doCancel()
 294         icon.invalidate(self.window)
 295         return(True)
 296
 297     def do_button_press_event_old(self, event):
 298         if event.type==gdk.BUTTON_PRESS:
 299             if self.mode=='p':
 300                 self.setMode('l')
 301             else:
 302                 self.setMode('p')
 303             self.queue_draw()
 304         return True
 305
 306     # For debugging
 307     def do_event1(self, event):
 308         print "event:", event, event.type
 309
 310     def reloadIcons(self):
 311         self.icons.load()
 312
 313 #    def on_orientation_changed(self, orientation):
 314 #       print "orch:", orientation
 315 #       o=orientation[0]
 316 #       self.setMode(o)
 317
 318 class IconGridWidget(IconGrid, gtk.Widget):
 319     def __init__(self, isconfig, config, animation=True):
 320         IconGrid.__init__(self, isconfig)
 321         gtk.Widget.__init__(self)
 322
 323         # This must be called before do_realize
 324         self.setAnimationEnable(animation)
 325
 326         self.config=config
 327
 328         IconGrid.do_realize(self, self.config)
 329
 330         self.setSize(self.size)
 331
 332     def setSize(self, size):
 333         IconGrid.setSize(self, size)
 334
 335         w=self.size[0] * (self.config.iconsize + self.config.iconspace)
 336         h=self.size[1] * (self.config.iconsize + self.config.iconspace)
 337
 338         self.set_size_request(w, h)
 339
 340     def do_realize(self):
 341         screen=self.get_screen()
 342         self.set_colormap(screen.get_rgba_colormap())
 343         self.set_app_paintable(True)
 344
 345         self.set_flags(self.flags() | gtk.REALIZED)
 346
 347         self.window=gdk.Window(
 348             self.get_parent_window(),
 349             width=self.allocation.width,
 350             height=self.allocation.height,
 351             window_type=gdk.WINDOW_CHILD,
 352             wclass=gdk.INPUT_OUTPUT,
 353             event_mask=self.get_events() | gdk.EXPOSURE_MASK
 354                 | gdk.BUTTON_PRESS_MASK
 355                 | gdk.BUTTON_RELEASE_MASK
 356                 | gdk.BUTTON_MOTION_MASK
 357                 | gdk.POINTER_MOTION_MASK
 358                 | gdk.POINTER_MOTION_HINT_MASK
 359                 | gdk.ENTER_NOTIFY_MASK
 360                 | gdk.LEAVE_NOTIFY_MASK )
 361
 362         self.window.set_user_data(self)
 363         self.style.attach(self.window)
 364
 365 #       self.style.set_background(self.window, gtk.STATE_NORMAL)
 366         self.window.move_resize(*self.allocation)
 367
 368 #       self.pixmap, mask = gtk.gdk.pixmap_create_from_xpm_d(
 369 #             self.window, self.style.bg[gtk.STATE_NORMAL], STAR_PIXMAP)
 370
 371 #       self.gc = self.style.fg_gc[gtk.STATE_NORMAL]
 372
 373         #gtk.Widget.do_realize(self)
 374         #HomePluginItem.do_realize(self)
 375
 376 #       screen=self.get_screen()
 377 #       self.set_colormap(screen.get_rgba_colormap())
 378 #       self.set_app_paintable(True)
 379
 380     def do_unrealize(self):
 381         #self.window.set_user_data(None)
 382         self.window.destroy()
 383
 384 #gobject.type_register(IconGrid)
 385 gobject.type_register(IconGridWidget)
 386
 387
 388 # vim: set ts=8 sts=4 sw=4 noet formatoptions=r ai nocindent:
 389