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              (ID_NEW.BUTTON, images.getToolButtonBitmap()),
  60              (ID_NEW.BITMAP_BUTTON, images.getToolBitmapButtonBitmap()),
  61              (ID_NEW.STATIC_BOX, images.getToolStaticBoxBitmap()),
  62
  63              (ID_NEW.TEXT_CTRL, images.getToolTextCtrlBitmap()),
  64              (ID_NEW.COMBO_BOX, images.getToolComboBoxBitmap()),
  65              (ID_NEW.CHOICE, images.getToolChoiceBitmap()),
  66
  67              (ID_NEW.RADIO_BUTTON, images.getToolRadioButtonBitmap()),
  68              (ID_NEW.CHECK_BOX, images.getToolCheckBoxBitmap()),
  69              (ID_NEW.RADIO_BOX, images.getToolRadioBoxBitmap()),
  70
  71              (ID_NEW.SPIN_CTRL, images.getToolSpinCtrlBitmap()),
  72              (ID_NEW.SPIN_BUTTON, images.getToolSpinButtonBitmap()),
  73              (ID_NEW.SCROLL_BAR, images.getToolScrollBarBitmap()),
  74
  75              (ID_NEW.SLIDER, images.getToolSliderBitmap()),
  76              (ID_NEW.GAUGE, images.getToolGaugeBitmap()),
  77              (ID_NEW.TREE_CTRL, images.getToolTreeCtrlBitmap()),
  78
  79              (ID_NEW.LIST_BOX, images.getToolListBoxBitmap()),
  80              (ID_NEW.CHECK_LIST, images.getToolCheckListBitmap()),
  81              (ID_NEW.LIST_CTRL, images.getToolListCtrlBitmap()),
  82
  83              (ID_NEW.NOTEBOOK, images.getToolNotebookBitmap()),
  84              (ID_NEW.SPLITTER_WINDOW, images.getToolSplitterWindowBitmap()),
  85
  86              (ID_NEW.UNKNOWN, images.getToolUnknownBitmap())]
  87             ]
  88         self.boxes = {}
  89         for grp in groups:
  90             self.AddGroup(grp[0])
  91             for b in grp[1:]:
  92                 self.AddButton(b[0], b[1], g.pullDownMenu.createMap[b[0]])
  93         self.SetSizerAndFit(self.sizer)
  94         # Allow to be resized in vertical direction only
  95         self.SetSizeHints(self.GetSize()[0], -1)
  96         # Events
  97         wx.EVT_COMMAND_RANGE(self, ID_NEW.PANEL, ID_NEW.LAST,
  98                              wx.wxEVT_COMMAND_BUTTON_CLICKED, g.frame.OnCreate)
  99         wx.EVT_KEY_DOWN(self, self.OnKeyDown)
 100         wx.EVT_KEY_UP(self, self.OnKeyUp)
 101         # wxMSW does not generate click events for StaticBox
 102         if wx.Platform == '__WXMSW__':
 103             self.Bind(wx.EVT_LEFT_DOWN, self.OnClickBox)
 104         self.drag = None
 105
 106     def AddButton(self, id, image, text):
 107         from wx.lib import buttons
 108         button = buttons.GenBitmapButton(self, id, image, size=self.TOOL_SIZE,
 109                                          style=wx.NO_BORDER|wx.WANTS_CHARS)
 110         button.SetBezelWidth(0)
 111         wx.EVT_KEY_DOWN(button, self.OnKeyDown)
 112         wx.EVT_KEY_UP(button, self.OnKeyUp)
 113         wx.EVT_LEFT_DOWN(button, self.OnLeftDownOnButton)
 114         wx.EVT_MOTION(button, self.OnMotionOnButton)
 115         button.SetToolTipString(text)
 116         self.curSizer.Add(button)
 117         self.groups[-1][1][id] = button
 118
 119     def AddGroup(self, name):
 120         # Each group is inside box
 121         id = wx.NewId()
 122         box = wx.StaticBox(self, id, '[+] '+name, style=wx.WANTS_CHARS)
 123         box.SetForegroundColour(wx.Colour(64, 64, 64))
 124 #        box.SetFont(g.smallerFont())
 125         box.show = True
 126         box.name = name
 127         box.gnum = len(self.groups)
 128         box.Bind(wx.EVT_LEFT_DOWN, self.OnClickBox)
 129         boxSizer = wx.StaticBoxSizer(box, wx.VERTICAL)
 130         boxSizer.Add((0, 0))
 131         self.boxes[id] = box
 132         self.curSizer = wx.GridSizer(0, 3, 3, 3)
 133         boxSizer.Add(self.curSizer)
 134         self.sizer.Add(boxSizer, 0, wx.TOP | wx.LEFT | wx.RIGHT | wx.EXPAND, 4)
 135         self.groups.append((box,{}))
 136
 137     # Enable/disable group
 138     def EnableGroup(self, gnum, enable = True):
 139         grp = self.groups[gnum]
 140         for b in grp[1].values(): b.Enable(enable)
 141
 142     # Show/hide group
 143     def ShowGroup(self, gnum, show = True):
 144         grp = self.groups[gnum]
 145         grp[0].show = show
 146         for b in grp[1].values(): b.Show(show)
 147
 148     # Enable/disable group item
 149     def EnableGroupItem(self, gnum, id, enable = True):
 150         grp = self.groups[gnum]
 151         grp[1][id].Enable(enable)
 152
 153     # Enable/disable group items
 154     def EnableGroupItems(self, gnum, ids, enable = True):
 155         grp = self.groups[gnum]
 156         for id in ids:
 157             grp[1][id].Enable(enable)
 158
 159     def OnClickBox(self, evt):
 160         if wx.Platform == '__WXMSW__':
 161             box = None
 162             for id,b in self.boxes.items():
 163                 # How to detect a click on a label?
 164                 if b.GetRect().Inside(evt.GetPosition()):
 165                     box = b
 166                     break
 167             if not box:
 168                 evt.Skip()
 169                 return
 170         else:
 171             box = self.boxes[evt.GetId()]
 172         # Collapse/restore static box, change label
 173         self.ShowGroup(box.gnum, not box.show)
 174         if box.show: box.SetLabel('[+] ' + box.name)
 175         else: box.SetLabel('[-] ' + box.name)
 176         self.Layout()
 177         self.Refresh()
 178         #for b in self.boxes.items():
 179
 180     # DaD
 181     def OnLeftDownOnButton(self, evt):
 182         self.posDown = evt.GetPosition()
 183         self.idDown = evt.GetId()
 184         self.btnDown = evt.GetEventObject()
 185         evt.Skip()
 186
 187     def OnMotionOnButton(self, evt):
 188         # Detect dragging
 189         if evt.Dragging() and evt.LeftIsDown():
 190             d = evt.GetPosition() - self.posDown
 191             if max(abs(d[0]), abs(d[1])) >= 5:
 192                 if self.btnDown.HasCapture():
 193                     # Generate up event to release mouse
 194                     evt = wx.MouseEvent(wx.EVT_LEFT_UP.typeId)
 195                     evt.SetId(self.idDown)
 196                     # Set flag to prevent normal button operation this time
 197                     self.drag = True
 198                     self.btnDown.ProcessEvent(evt)
 199                 self.StartDrag()
 200         evt.Skip()
 201
 202     def StartDrag(self):
 203         do = MyDataObject()
 204         do.SetData(str(self.idDown))
 205         bm = self.btnDown.GetBitmapLabel()
 206         # wxGTK requires wxIcon cursor, wxWIN and wxMAC require wxCursor
 207         if wx.Platform == '__WXGTK__':
 208             icon = wx.EmptyIcon()
 209             icon.CopyFromBitmap(bm)
 210             dragSource = wx.DropSource(self, icon)
 211         else:
 212             curs = wx.CursorFromImage(wx.ImageFromBitmap(bm))
 213             dragSource = wx.DropSource(self, curs)
 214         dragSource.SetData(do)
 215         g.frame.SetStatusText('Release the mouse button over the test window')
 216         dragSource.DoDragDrop()
 217
 218     # Process key events
 219     def OnKeyDown(self, evt):
 220         if evt.GetKeyCode() == wx.WXK_CONTROL:
 221             g.tree.ctrl = True
 222         elif evt.GetKeyCode() == wx.WXK_SHIFT:
 223             g.tree.shift = True
 224         self.UpdateIfNeeded()
 225         evt.Skip()
 226
 227     def OnKeyUp(self, evt):
 228         if evt.GetKeyCode() == wx.WXK_CONTROL:
 229             g.tree.ctrl = False
 230         elif evt.GetKeyCode() == wx.WXK_SHIFT:
 231             g.tree.shift = False
 232         self.UpdateIfNeeded()
 233         evt.Skip()
 234
 235     def OnMouse(self, evt):
 236         # Update control and shift states
 237         g.tree.ctrl = evt.ControlDown()
 238         g.tree.shift = evt.ShiftDown()
 239         self.UpdateIfNeeded()
 240         evt.Skip()
 241
 242     # Update UI after key presses, if necessary
 243     def UpdateIfNeeded(self):
 244         tree = g.tree
 245         if self.ctrl != tree.ctrl or self.shift != tree.shift:
 246             # Enabling is needed only for ctrl
 247             if self.ctrl != tree.ctrl: self.UpdateUI()
 248             self.ctrl = tree.ctrl
 249             self.shift = tree.shift
 250             if tree.ctrl:
 251                 status = 'SBL'
 252             elif tree.shift:
 253                 status = 'INS'
 254             else:
 255                 status = ''
 256             g.frame.SetStatusText(status, 1)
 257
 258     # Update interface
 259     def UpdateUI(self):
 260         if not self.IsShown(): return
 261         # Update status bar
 262         pullDownMenu = g.pullDownMenu
 263         tree = g.tree
 264         item = tree.selection
 265         # If nothing selected, disable everything and return
 266         if not item:
 267             # Disable everything
 268             for grp in range(GROUPNUM):
 269                 self.EnableGroup(grp, False)
 270             self.state = None
 271             return
 272         if tree.ctrl: needInsert = True
 273         else: needInsert = tree.NeedInsert(item)
 274         # Enable depending on selection
 275         if item == tree.root or needInsert and tree.GetItemParent(item) == tree.root:
 276             state = STATE_ROOT
 277         else:
 278             xxx = tree.GetPyData(item).treeObject()
 279             # Check parent for possible child nodes if inserting sibling
 280             if needInsert: xxx = xxx.parent
 281             if xxx.__class__ == xxxMenuBar:
 282                 state = STATE_MENUBAR
 283             elif xxx.__class__ in [xxxToolBar, xxxTool] or \
 284                  xxx.__class__ == xxxSeparator and xxx.parent.__class__ == xxxToolBar:
 285                 state = STATE_TOOLBAR
 286             elif xxx.__class__ in [xxxMenu, xxxMenuItem]:
 287                 state = STATE_MENU
 288             elif xxx.__class__ == xxxStdDialogButtonSizer:
 289                 state = STATE_STDDLGBTN
 290             else:
 291                 state = STATE_ELSE
 292
 293         # Enable depending on selection
 294         if state != self.state:
 295             # Disable everything
 296             for grp in range(GROUPNUM):
 297                 self.EnableGroup(grp, False)
 298             # Enable some
 299             if state == STATE_ROOT:
 300                 self.EnableGroup(GROUP_WINDOWS, True)
 301                 self.EnableGroup(GROUP_MENUS, True)
 302                 # But disable items
 303                 self.EnableGroupItems(GROUP_MENUS,
 304                                       [ ID_NEW.TOOL,
 305                                         ID_NEW.MENU_ITEM,
 306                                         ID_NEW.SEPARATOR ],
 307                                       False)
 308             elif state == STATE_STDDLGBTN:
 309                 pass                    # nothing can be added from toolbar
 310             elif state == STATE_MENUBAR:
 311                 self.EnableGroup(GROUP_MENUS)
 312                 self.EnableGroupItems(GROUP_MENUS,
 313                                       [ ID_NEW.TOOL_BAR,
 314                                         ID_NEW.MENU_BAR,
 315                                         ID_NEW.TOOL ],
 316                                       False)
 317             elif state == STATE_TOOLBAR:
 318                 self.EnableGroup(GROUP_MENUS)
 319                 self.EnableGroupItems(GROUP_MENUS,
 320                                       [ ID_NEW.TOOL_BAR,
 321                                         ID_NEW.MENU,
 322                                         ID_NEW.MENU_BAR,
 323                                         ID_NEW.MENU_ITEM ],
 324                                       False)
 325                 self.EnableGroup(GROUP_CONTROLS)
 326                 self.EnableGroupItems(GROUP_CONTROLS,
 327                                       [ ID_NEW.TREE_CTRL,
 328                                         ID_NEW.NOTEBOOK,
 329                                         ID_NEW.SPLITTER_WINDOW ],
 330                                       False)
 331             elif state == STATE_MENU:
 332                 self.EnableGroup(GROUP_MENUS)
 333                 self.EnableGroupItems(GROUP_MENUS,
 334                                       [ ID_NEW.TOOL_BAR,
 335                                         ID_NEW.MENU_BAR,
 336                                         ID_NEW.TOOL ],
 337                                       False)
 338             else:
 339                 self.EnableGroup(GROUP_WINDOWS)
 340                 self.EnableGroupItems(GROUP_WINDOWS,
 341                                       [ ID_NEW.FRAME,
 342                                         ID_NEW.DIALOG ],
 343                                       False)
 344                 self.EnableGroup(GROUP_MENUS)
 345                 self.EnableGroupItems(GROUP_MENUS,
 346                                       [ ID_NEW.MENU_BAR,
 347                                         ID_NEW.MENU_BAR,
 348                                         ID_NEW.MENU,
 349                                         ID_NEW.MENU_ITEM,
 350                                         ID_NEW.TOOL,
 351                                         ID_NEW.SEPARATOR ],
 352                                       False)
 353                 self.EnableGroup(GROUP_SIZERS)
 354                 self.EnableGroup(GROUP_CONTROLS)
 355         # Special case for *book (always executed)
 356         if state == STATE_ELSE:
 357             if xxx.__class__ in [xxxNotebook, xxxChoicebook, xxxListbook]:
 358                 self.EnableGroup(GROUP_SIZERS, False)
 359             else:
 360                 self.EnableGroup(GROUP_SIZERS)
 361                 if not (xxx.isSizer or xxx.parent and xxx.parent.isSizer):
 362                     self.EnableGroupItem(GROUP_SIZERS, ID_NEW.SPACER, False)
 363             if xxx.__class__ == xxxFrame:
 364                 self.EnableGroupItem(GROUP_MENUS, ID_NEW.MENU_BAR)
 365         # Save state
 366         self.state = state
 367         self.Refresh()