Dogcows Code - chaz/openbox/blob - scripts/motion.py

   1 ############################################################################
   2 ###    Functions that provide callbacks for motion events to move and    ###
   3 ###    resize windows.                                                   ###
   4 ############################################################################
   5
   6 #############################################################################
   7 ### Options that can be modified to change the functions' behaviors.      ###
   8 ###                                                                       ###
   9 # snap - snap windows to other windows and screen edges while moving them ###
  10 snap = 1
  11 ###
  12 # move_popup - display a coordinates popup when moving windows.           ###
  13 move_popup = 1                                                            ###
  14 ###                                                                       ###
  15 # NOT IMPLEMENTED (yet?)                                                  ###
  16 # move_rubberband - display an outline while moving instead of moving the ###
  17 ###                 actual window, until the move is completed. Good for  ###
  18 ###                 slower systems.                                       ###
  19 move_rubberband = 0                                                       ###
  20 ###                                                                       ###
  21 # resize_popup - display a size popup when resizing windows.              ###
  22 resize_popup = 1                                                          ###
  23 ###                                                                       ###
  24 # NOT IMPLEMENTED (yet?)                                                  ###
  25 # resize_rubberband - display an outline while resizing instead of        ###
  26 ###                   resizing the actual window, until the resize is     ###
  27 ###                   completed. Good for slower systems.                 ###
  28 resize_rubberband = 0                                                     ###
  29 ###                                                                       ###
  30 # resize_nearest - 1 to resize from the corner nearest where the mouse    ###
  31 ###                is, 0 to resize always from the bottom right corner.   ###
  32 resize_nearest = 1                                                        ###
  33 ###                                                                       ###
  34 ###                                                                       ###
  35 # Provides:                                                               ###
  36 # def move(data):                                                         ###
  37 #     """Moves the window interactively. This should only be used with    ###
  38 #        MouseMotion events. If move_popup or move_rubberband is enabled, ###
  39 #        then the end_move function needs to be bound as well."""         ###
  40 # def end_move(data):                                                     ###
  41 #     """Complete the interactive move of a window."""                    ###
  42 # def resize(data):                                                       ###
  43 #     """Resizes the window interactively. This should only be used with  ###
  44 #        MouseMotion events"""                                            ###
  45 # def end_resize(data):                                                   ###
  46 #     """Complete the interactive resize of a window."""                  ###
  47 ###                                                                       ###
  48 #############################################################################
  49
  50 import ob
  51 import otk
  52
  53 _popwidget = 0
  54 _poplabel = 0
  55
  56 # motion state
  57 _inmove = 0
  58 _inresize = 0
  59
  60 # last motion data
  61 _cx = 0
  62 _cy = 0
  63 _cw = 0
  64 _ch = 0
  65 _px = 0
  66 _py = 0
  67 _dx = 0
  68 _dy = 0
  69 _client = 0
  70 _screen = 0
  71
  72 _motion_mask = 0
  73
  74 def _motion_grab(data):
  75     global _motion_mask, _inmove, _inresize;
  76
  77     if data.action == ob.KeyAction.Release:
  78         # have all the modifiers this started with been released?
  79         if not _motion_mask & data.state:
  80             if _inmove:
  81                 end_move(data)
  82             elif _inresize:
  83                 end_resize(data)
  84             else:
  85                 raise RuntimeError
  86
  87 def _do_move():
  88     global _screen, _client, _cx, _cy, _dx, _dy
  89
  90     x = _cx + _dx
  91     y = _cy + _dy
  92
  93     global snap
  94     if snap:
  95         pass
  96
  97     global move_rubberband
  98     if move_rubberband:
  99         # draw the outline ...
 100         f=0
 101     else:
 102         _client.move(x, y)
 103
 104     global move_popup
 105     if move_popup:
 106         global _popwidget, _poplabel
 107         style = ob.openbox.screen(_screen).style()
 108         font = style.labelFont()
 109         text = "X: " + str(x) + " Y: " + str(y)
 110         length = font.measureString(text)
 111         if not _popwidget:
 112             _popwidget = otk.Widget(ob.openbox, style,
 113                                     otk.Widget.Horizontal, 0,
 114                                     style.bevelWidth(), 1)
 115             _popwidget.setTexture(style.titlebarFocusBackground())
 116             _poplabel = otk.Label(_popwidget)
 117             _poplabel.setTexture(style.labelFocusBackground())
 118             _popwidget.show(1)
 119         _poplabel.fitString(text)
 120         _poplabel.setText(text)
 121         area = otk.display.screenInfo(_screen).rect()
 122         _popwidget.update()
 123         _popwidget.move(area.x() + (area.width() -
 124                                     _popwidget.width()) / 2,
 125                         area.y() + (area.height() -
 126                                     _popwidget.height()) / 2)
 127
 128 def move(data):
 129     """Moves the window interactively. This should only be used with
 130        MouseMotion events. If move_popup or move_rubberband is enabled, then
 131        the end_move function needs to be bound as well."""
 132     if not data.client: return
 133
 134     # not-normal windows dont get moved
 135     if not data.client.normal(): return
 136
 137     global _screen, _client, _cx, _cy, _dx, _dy
 138     _screen = data.screen
 139     _client = data.client
 140     _cx = data.press_clientx
 141     _cy = data.press_clienty
 142     _dx = data.xroot - data.pressx
 143     _dy = data.yroot - data.pressy
 144     _do_move()
 145     global _inmove
 146     if not _inmove:
 147         ob.kgrab(_screen, _motion_grab)
 148         _inmove = 1
 149
 150 def end_move(data):
 151     """Complete the interactive move of a window."""
 152     global move_rubberband, _inmove
 153     global _popwidget, _poplabel
 154     if _inmove:
 155         r = move_rubberband
 156         move_rubberband = 0
 157         _do_move()
 158         move_rubberband = r
 159         _inmove = 0
 160     _poplabel = 0
 161     _popwidget = 0
 162     ob.kungrab()
 163
 164 def _do_resize():
 165     global _screen, _client, _cx, _cy, _cw, _ch, _px, _py, _dx, _dy
 166
 167     dx = _dx
 168     dy = _dy
 169
 170     # pick a corner to anchor
 171     if not (resize_nearest or _context == ob.MouseContext.Grip):
 172         corner = ob.Client.TopLeft
 173     else:
 174         x = _px - _cx
 175         y = _py - _cy
 176         if y < _ch / 2:
 177             if x < _cw / 2:
 178                 corner = ob.Client.BottomRight
 179                 dx *= -1
 180             else:
 181                 corner = ob.Client.BottomLeft
 182             dy *= -1
 183         else:
 184             if x < _cw / 2:
 185                 corner = ob.Client.TopRight
 186                 dx *= -1
 187             else:
 188                 corner = ob.Client.TopLeft
 189
 190     w = _cw + dx
 191     h = _ch + dy
 192
 193     global resize_popup
 194     if resize_rubberband:
 195         # draw the outline ...
 196         f=0
 197     else:
 198         _client.resize(corner, w, h)
 199
 200     global resize_popup
 201     if resize_popup:
 202         global _popwidget, _poplabel
 203         style = ob.openbox.screen(_screen).style()
 204         ls = _client.logicalSize()
 205         text = "W: " + str(ls.x()) + " H: " + str(ls.y())
 206         if not _popwidget:
 207             _popwidget = otk.Widget(ob.openbox, style,
 208                                     otk.Widget.Horizontal, 0,
 209                                     style.bevelWidth(), 1)
 210             _popwidget.setTexture(style.titlebarFocusBackground())
 211             _poplabel = otk.Label(_popwidget)
 212             _poplabel.setTexture(style.labelFocusBackground())
 213             _popwidget.show(1)
 214         _poplabel.fitString(text)
 215         _poplabel.setText(text)
 216         area = otk.display.screenInfo(_screen).rect()
 217         _popwidget.update()
 218         _popwidget.move(area.x() + (area.width() -
 219                                     _popwidget.width()) / 2,
 220                         area.y() + (area.height() -
 221                                     _popwidget.height()) / 2)
 222
 223 def resize(data):
 224     """Resizes the window interactively. This should only be used with
 225        MouseMotion events"""
 226     if not data.client: return
 227
 228     # not-normal windows dont get resized
 229     if not data.client.normal(): return
 230
 231     global _screen, _client, _cx, _cy, _cw, _ch, _px, _py, _dx, _dy
 232     _screen = data.screen
 233     _client = data.client
 234     _cx = data.press_clientx
 235     _cy = data.press_clienty
 236     _cw = data.press_clientwidth
 237     _ch = data.press_clientheight
 238     _px = data.pressx
 239     _py = data.pressy
 240     _dx = data.xroot - _px
 241     _dy = data.yroot - _py
 242     _do_resize()
 243     global _inresize
 244     if not _inresize:
 245         ob.kgrab(_screen, _motion_grab)
 246         _inresize = 1
 247
 248 def end_resize(data):
 249     """Complete the interactive resize of a window."""
 250     global resize_rubberband, _inresize
 251     global _popwidget, _poplabel
 252     if _inresize:
 253         r = resize_rubberband
 254         resize_rubberband = 0
 255         _do_resize()
 256         resize_rubberband = r
 257         _inresize = 0
 258     _poplabel = 0
 259     _popwidget = 0
 260     ob.kungrab()