wxPython/wx/tools/XRCed/tools.py

   1 # Name:         tools.py
   2 # Purpose:      XRC editor, toolbar
   3 # Author:       Roman Rolinsky <rolinsky@mema.ucl.ac.be>
   4 # Created:      19.03.2003
   5 # RCS-ID:       $Id$
   6
   7 from xxx import *                       # xxx imports globals and params
   8 from tree import ID_NEW
   9
  10 # Icons
  11 import images
  12
  13 # Groups of controls
  14 GROUPNUM = 4
  15 GROUP_WINDOWS, GROUP_MENUS, GROUP_SIZERS, GROUP_CONTROLS = range(GROUPNUM)
  16
  17 # States depending on current selection and Control/Shift keys
  18 STATE_ROOT, STATE_MENUBAR, STATE_TOOLBAR, STATE_MENU, STATE_STDDLGBTN, STATE_ELSE = range(6)
  19 # Left toolbar for GUI elements
  20 class Tools(wx.Panel):
  21     TOOL_SIZE = (30, 30)
  22     def __init__(self, parent):
  23         if wx.Platform == '__WXGTK__':
  24             wx.Panel.__init__(self, parent, -1,
  25                              style=wx.RAISED_BORDER|wx.WANTS_CHARS)
  26         else:
  27             wx.Panel.__init__(self, parent, -1, style=wx.WANTS_CHARS)
  28         # Create sizer for groups
  29         self.sizer = wx.BoxSizer(wx.VERTICAL)
  30         # Data to create buttons
  31         pullDownMenu = g.pullDownMenu
  32         self.groups = []
  33         self.ctrl = self.shift = False
  34         # Current state (what to enable/disable)
  35         self.state = None
  36         groups = [
  37             ["Windows",
  38              (ID_NEW.FRAME, images.getToolFrameBitmap()),
  39              (ID_NEW.DIALOG, images.getToolDialogBitmap()),
  40              (ID_NEW.PANEL, images.getToolPanelBitmap())],
  41             ["Menus",
  42              (ID_NEW.TOOL_BAR, images.getToolToolBarBitmap()),
  43              (ID_NEW.MENU_BAR, images.getToolMenuBarBitmap()),
  44              (ID_NEW.MENU, images.getToolMenuBitmap()),
  45              (ID_NEW.TOOL, images.getToolToolBitmap()),
  46              (ID_NEW.MENU_ITEM, images.getToolMenuItemBitmap()),
  47              (ID_NEW.SEPARATOR, images.getToolSeparatorBitmap())],
  48             ["Sizers",
  49              (ID_NEW.BOX_SIZER, images.getToolBoxSizerBitmap()),
  50              (ID_NEW.STATIC_BOX_SIZER, images.getToolStaticBoxSizerBitmap()),
  51              (ID_NEW.GRID_SIZER, images.getToolGridSizerBitmap()),
  52              (ID_NEW.FLEX_GRID_SIZER, images.getToolFlexGridSizerBitmap()),
  53              (ID_NEW.GRID_BAG_SIZER, images.getToolGridBagSizerBitmap()),
  54              (ID_NEW.SPACER, images.getToolSpacerBitmap())],
  55             ["Controls",
  56              (ID_NEW.STATIC_TEXT, images.getToolStaticTextBitmap()),
  57              (ID_NEW.STATIC_BITMAP, images.getToolStaticBitmapBitmap()),
  58              (ID_NEW.STATIC_LINE, images.getToolStaticLineBitmap()),
  59
  60              (ID_NEW.BUTTON, images.getToolButtonBitmap()),
  61              (ID_NEW.BITMAP_BUTTON, images.getToolBitmapButtonBitmap()),
  62              (ID_NEW.STATIC_BOX, images.getToolStaticBoxBitmap()),
  63
  64              (ID_NEW.TEXT_CTRL, images.getToolTextCtrlBitmap()),
  65              (ID_NEW.COMBO_BOX, images.getToolComboBoxBitmap()),
  66              (ID_NEW.CHOICE, images.getToolChoiceBitmap()),
  67
  68              (ID_NEW.RADIO_BUTTON, images.getToolRadioButtonBitmap()),
  69              (ID_NEW.CHECK_BOX, images.getToolCheckBoxBitmap()),
  70              (ID_NEW.RADIO_BOX, images.getToolRadioBoxBitmap()),
  71
  72              (ID_NEW.SPIN_CTRL, images.getToolSpinCtrlBitmap()),
  73              (ID_NEW.SPIN_BUTTON, images.getToolSpinButtonBitmap()),
  74              (ID_NEW.SCROLL_BAR, images.getToolScrollBarBitmap()),
  75
  76              (ID_NEW.SLIDER, images.getToolSliderBitmap()),
  77              (ID_NEW.GAUGE, images.getToolGaugeBitmap()),
  78              (ID_NEW.TREE_CTRL, images.getToolTreeCtrlBitmap()),
  79
  80              (ID_NEW.LIST_BOX, images.getToolListBoxBitmap()),
  81              (ID_NEW.CHECK_LIST, images.getToolCheckListBitmap()),
  82              (ID_NEW.LIST_CTRL, images.getToolListCtrlBitmap()),
  83
  84              (ID_NEW.NOTEBOOK, images.getToolNotebookBitmap()),
  85              (ID_NEW.SPLITTER_WINDOW, images.getToolSplitterWindowBitmap()),
  86
  87              (ID_NEW.UNKNOWN, images.getToolUnknownBitmap())]
  88             ]
  89         self.boxes = {}
  90         for grp in groups:
  91             self.AddGroup(grp[0])
  92             for b in grp[1:]:
  93                 self.AddButton(b[0], b[1], g.pullDownMenu.createMap[b[0]])
  94         self.SetSizerAndFit(self.sizer)
  95         # Allow to be resized in vertical direction only
  96         self.SetSizeHints(self.GetSize()[0], -1)
  97         # Events
  98         wx.EVT_COMMAND_RANGE(self, ID_NEW.PANEL, ID_NEW.LAST,
  99                              wx.wxEVT_COMMAND_BUTTON_CLICKED, g.frame.OnCreate)
 100         wx.EVT_KEY_DOWN(self, self.OnKeyDown)
 101         wx.EVT_KEY_UP(self, self.OnKeyUp)
 102
 103         self.drag = None
 104
 105     def AddButton(self, id, image, text):
 106         from wx.lib import buttons
 107         button = buttons.GenBitmapButton(self, id, image, size=self.TOOL_SIZE,
 108                                          style=wx.NO_BORDER|wx.WANTS_CHARS)
 109         button.SetBezelWidth(0)
 110         wx.EVT_KEY_DOWN(button, self.OnKeyDown)
 111         wx.EVT_KEY_UP(button, self.OnKeyUp)
 112         wx.EVT_LEFT_DOWN(button, self.OnLeftDownOnButton)
 113         wx.EVT_MOTION(button, self.OnMotionOnButton)
 114         button.SetToolTipString(text)
 115         self.curSizer.Add(button)
 116         self.groups[-1][1][id] = button
 117
 118     def AddGroup(self, name):
 119         # Each group is inside box
 120         id = wx.NewId()
 121         box = wx.StaticBox(self, id, '[+] '+name, style=wx.WANTS_CHARS)
 122         box.show = True
 123         box.name = name
 124         box.gnum = len(self.groups)
 125         box.SetFont(g.smallerFont())
 126         box.Bind(wx.EVT_LEFT_DOWN, self.OnClickBox)
 127         boxSizer = wx.StaticBoxSizer(box, wx.VERTICAL)
 128         boxSizer.Add((0, 4))
 129         self.boxes[id] = box
 130         self.curSizer = wx.GridSizer(0, 3)
 131         boxSizer.Add(self.curSizer)
 132         self.sizer.Add(boxSizer, 0, wx.TOP | wx.LEFT | wx.RIGHT | wx.EXPAND, 4)
 133         self.groups.append((box,{}))
 134
 135     # Enable/disable group
 136     def EnableGroup(self, gnum, enable = True):
 137         grp = self.groups[gnum]
 138         grp[0].Enable(enable)
 139         for b in grp[1].values(): b.Enable(enable)
 140
 141     # Show/hide group
 142     def ShowGroup(self, gnum, show = True):
 143         grp = self.groups[gnum]
 144         grp[0].show = show
 145         for b in grp[1].values(): b.Show(show)
 146
 147     # Enable/disable group item
 148     def EnableGroupItem(self, gnum, id, enable = True):
 149         grp = self.groups[gnum]
 150         grp[1][id].Enable(enable)
 151
 152     # Enable/disable group items
 153     def EnableGroupItems(self, gnum, ids, enable = True):
 154         grp = self.groups[gnum]
 155         for id in ids:
 156             grp[1][id].Enable(enable)
 157
 158     def OnClickBox(self, evt):
 159         box = self.boxes[evt.GetId()]
 160         # Collapse/restore static box, change label
 161         self.ShowGroup(box.gnum, not box.show)
 162         if box.show: box.SetLabel('[+] ' + box.name)
 163         else: box.SetLabel('[-] ' + box.name)
 164         self.Layout()
 165
 166     # DaD
 167     def OnLeftDownOnButton(self, evt):
 168         self.posDown = evt.GetPosition()
 169         self.idDown = evt.GetId()
 170         self.btnDown = evt.GetEventObject()
 171         evt.Skip()
 172
 173     def OnMotionOnButton(self, evt):
 174         # Detect dragging
 175         if evt.Dragging() and evt.LeftIsDown():
 176             d = evt.GetPosition() - self.posDown
 177             if max(abs(d[0]), abs(d[1])) >= 5:
 178                 if self.btnDown.HasCapture():
 179                     # Generate up event to release mouse
 180                     evt = wx.MouseEvent(wx.EVT_LEFT_UP.typeId)
 181                     evt.SetId(self.idDown)
 182                     # Set flag to prevent normal button operation this time
 183                     self.drag = True
 184                     self.btnDown.ProcessEvent(evt)
 185                 self.StartDrag()
 186         evt.Skip()
 187
 188     def StartDrag(self):
 189         do = MyDataObject()
 190         do.SetData(str(self.idDown))
 191         bm = self.btnDown.GetBitmapLabel()
 192         # wxGTK requires wxIcon cursor, wxWIN and wxMAC require wxCursor
 193         if wx.Platform == '__WXGTK__':
 194             icon = wx.EmptyIcon()
 195             icon.CopyFromBitmap(bm)
 196             dragSource = wx.DropSource(self, icon)
 197         else:
 198             curs = wx.CursorFromImage(wx.ImageFromBitmap(bm))
 199             dragSource = wx.DropSource(self, curs)
 200         dragSource.SetData(do)
 201         g.frame.SetStatusText('Release the mouse button over the test window')
 202         dragSource.DoDragDrop()
 203
 204     # Process key events
 205     def OnKeyDown(self, evt):
 206         if evt.GetKeyCode() == wx.WXK_CONTROL:
 207             g.tree.ctrl = True
 208         elif evt.GetKeyCode() == wx.WXK_SHIFT:
 209             g.tree.shift = True
 210         self.UpdateIfNeeded()
 211         evt.Skip()
 212
 213     def OnKeyUp(self, evt):
 214         if evt.GetKeyCode() == wx.WXK_CONTROL:
 215             g.tree.ctrl = False
 216         elif evt.GetKeyCode() == wx.WXK_SHIFT:
 217             g.tree.shift = False
 218         self.UpdateIfNeeded()
 219         evt.Skip()
 220
 221     def OnMouse(self, evt):
 222         # Update control and shift states
 223         g.tree.ctrl = evt.ControlDown()
 224         g.tree.shift = evt.ShiftDown()
 225         self.UpdateIfNeeded()
 226         evt.Skip()
 227
 228     # Update UI after key presses, if necessary
 229     def UpdateIfNeeded(self):
 230         tree = g.tree
 231         if self.ctrl != tree.ctrl or self.shift != tree.shift:
 232             # Enabling is needed only for ctrl
 233             if self.ctrl != tree.ctrl: self.UpdateUI()
 234             self.ctrl = tree.ctrl
 235             self.shift = tree.shift
 236             if tree.ctrl:
 237                 status = 'SBL'
 238             elif tree.shift:
 239                 status = 'INS'
 240             else:
 241                 status = ''
 242             g.frame.SetStatusText(status, 1)
 243
 244     # Update interface
 245     def UpdateUI(self):
 246         if not self.IsShown(): return
 247         # Update status bar
 248         pullDownMenu = g.pullDownMenu
 249         tree = g.tree
 250         item = tree.selection
 251         # If nothing selected, disable everything and return
 252         if not item:
 253             # Disable everything
 254             for grp in range(GROUPNUM):
 255                 self.EnableGroup(grp, False)
 256             self.state = None
 257             return
 258         if tree.ctrl: needInsert = True
 259         else: needInsert = tree.NeedInsert(item)
 260         # Enable depending on selection
 261         if item == tree.root or needInsert and tree.GetItemParent(item) == tree.root:
 262             state = STATE_ROOT
 263         else:
 264             xxx = tree.GetPyData(item).treeObject()
 265             # Check parent for possible child nodes if inserting sibling
 266             if needInsert: xxx = xxx.parent
 267             if xxx.__class__ == xxxMenuBar:
 268                 state = STATE_MENUBAR
 269             elif xxx.__class__ in [xxxToolBar, xxxTool] or \
 270                  xxx.__class__ == xxxSeparator and xxx.parent.__class__ == xxxToolBar:
 271                 state = STATE_TOOLBAR
 272             elif xxx.__class__ in [xxxMenu, xxxMenuItem]:
 273                 state = STATE_MENU
 274             elif xxx.__class__ == xxxStdDialogButtonSizer:
 275                 state = STATE_STDDLGBTN
 276             else:
 277                 state = STATE_ELSE
 278
 279         # Enable depending on selection
 280         if state != self.state:
 281             # Disable everything
 282             for grp in range(GROUPNUM):
 283                 self.EnableGroup(grp, False)
 284             # Enable some
 285             if state == STATE_ROOT:
 286                 self.EnableGroup(GROUP_WINDOWS, True)
 287                 self.EnableGroup(GROUP_MENUS, True)
 288                 # But disable items
 289                 self.EnableGroupItems(GROUP_MENUS,
 290                                       [ ID_NEW.TOOL,
 291                                         ID_NEW.MENU_ITEM,
 292                                         ID_NEW.SEPARATOR ],
 293                                       False)
 294             elif state == STATE_STDDLGBTN:
 295                 pass                    # nothing can be added from toolbar
 296             elif state == STATE_MENUBAR:
 297                 self.EnableGroup(GROUP_MENUS)
 298                 self.EnableGroupItems(GROUP_MENUS,
 299                                       [ ID_NEW.TOOL_BAR,
 300                                         ID_NEW.MENU_BAR,
 301                                         ID_NEW.TOOL ],
 302                                       False)
 303             elif state == STATE_TOOLBAR:
 304                 self.EnableGroup(GROUP_MENUS)
 305                 self.EnableGroupItems(GROUP_MENUS,
 306                                       [ ID_NEW.TOOL_BAR,
 307                                         ID_NEW.MENU,
 308                                         ID_NEW.MENU_BAR,
 309                                         ID_NEW.MENU_ITEM ],
 310                                       False)
 311                 self.EnableGroup(GROUP_CONTROLS)
 312                 self.EnableGroupItems(GROUP_CONTROLS,
 313                                       [ ID_NEW.TREE_CTRL,
 314                                         ID_NEW.NOTEBOOK,
 315                                         ID_NEW.SPLITTER_WINDOW ],
 316                                       False)
 317             elif state == STATE_MENU:
 318                 self.EnableGroup(GROUP_MENUS)
 319                 self.EnableGroupItems(GROUP_MENUS,
 320                                       [ ID_NEW.TOOL_BAR,
 321                                         ID_NEW.MENU_BAR,
 322                                         ID_NEW.TOOL ],
 323                                       False)
 324             else:
 325                 self.EnableGroup(GROUP_WINDOWS)
 326                 self.EnableGroupItems(GROUP_WINDOWS,
 327                                       [ ID_NEW.FRAME,
 328                                         ID_NEW.DIALOG ],
 329                                       False)
 330                 self.EnableGroup(GROUP_MENUS)
 331                 self.EnableGroupItems(GROUP_MENUS,
 332                                       [ ID_NEW.MENU_BAR,
 333                                         ID_NEW.MENU_BAR,
 334                                         ID_NEW.MENU,
 335                                         ID_NEW.MENU_ITEM,
 336                                         ID_NEW.TOOL,
 337                                         ID_NEW.SEPARATOR ],
 338                                       False)
 339                 self.EnableGroup(GROUP_SIZERS)
 340                 self.EnableGroup(GROUP_CONTROLS)
 341         # Special case for *book (always executed)
 342         if state == STATE_ELSE:
 343             if xxx.__class__ in [xxxNotebook, xxxChoicebook, xxxListbook]:
 344                 self.EnableGroup(GROUP_SIZERS, False)
 345             else:
 346                 self.EnableGroup(GROUP_SIZERS)
 347                 if not (xxx.isSizer or xxx.parent and xxx.parent.isSizer):
 348                     self.EnableGroupItem(GROUP_SIZERS, ID_NEW.SPACER, False)
 349             if xxx.__class__ == xxxFrame:
 350                 self.EnableGroupItem(GROUP_MENUS, ID_NEW.MENU_BAR)
 351         # Save state
 352         self.state = state