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