WIP, having some bugs with the 3D view still

SearchTools/SearchTools.py

@@ -1,13 +1,115 @@
-if True:
+import os
-  from PySide import QtGui
+import FreeCAD as App
+import FreeCADGui
+from PySide import QtGui
+from PySide import QtCore
 
-  def toolbarAction(act):
+"""
+from SearchTools import SearchTools
+from importlib import reload
+reload(SearchTools)
+
+
+TODO for this project:
+* find a way to use the FreeCAD 3D viewer without segfaults or disappearing widgets
+* fix sync problem when moving too fast
+* split the list of tools vs. document objects (possibly already done?)
+* save to disk the list of tools
+* always display including when switching workbenches
+"""
+
+################################""
+
+class SafeViewer(QtGui.QWidget):
+  """FreeCAD uses a modified version of QuarterWidget, so the import pivy.quarter one will cause segfaults.
+     FreeCAD's FreeCADGui.createViewer() puts the viewer widget inside an MDI window, and detaching it without causing segfaults on exit is tricky.
+     This class contains some kludges to extract the viewer as a standalone widget and destroy it safely."""
+  def __init__(self, parent = None):
+    print('init')
+    super(SafeViewer, self).__init__()
+    self.viewer = FreeCADGui.createViewer()
+    self.graphicsView = self.viewer.graphicsView()
+    self.oldGraphicsViewParent = self.graphicsView.parent()
+    self.oldGraphicsViewParentParent = self.oldGraphicsViewParent.parent()
+    self.oldGraphicsViewParentParentParent = self.oldGraphicsViewParentParent.parent()
+
+    # Avoid segfault but still hide the undesired window by moving it to a new hidden MDI area.
+    self.hiddenQMDIArea = QtGui.QMdiArea()
+    self.hiddenQMDIArea.addSubWindow(self.oldGraphicsViewParentParentParent)
+
+    self.private_widget = self.oldGraphicsViewParent
+    self.private_widget.setParent(parent)
+
+    self.setLayout(QtGui.QVBoxLayout())
+    self.layout().addWidget(self.private_widget)
+
+    def fin(slf):
+      slf.finalizer()
+
+    import weakref
+    weakref.finalize(self, fin, self)
+
+    self.destroyed.connect(self.finalizer)
+
+  def finalizer(self):
+    print('fin')
+    # Cleanup in an order that doesn't cause a segfault:
+    self.private_widget.setParent(self.oldGraphicsViewParentParent)
+    self.oldGraphicsViewParentParentParent.close()
+    self.oldGraphicsViewParentParentParent = None
+    self.oldGraphicsViewParentParent = None
+    self.oldGraphicsViewParent = None
+    self.graphicsView = None
+    self.viewer = None
+    #self.parent = None
+    self.hiddenQMDIArea = None
+
+"""
+# Example use:
+from PySide import QtGui
+import pivy
+def mk(v):
+  w = QtGui.QMainWindow()
+  oldFocus = QtGui.QApplication.focusWidget()
+  sv.widget.setParent(w)
+  oldFocus.setFocus()
+  w.show()
+  col = pivy.coin.SoBaseColor()
+  col.rgb = (1, 0, 0)
+  trans = pivy.coin.SoTranslation()
+  trans.translation.setValue([0, 0, 0])
+  cub = pivy.coin.SoCube()
+  myCustomNode = pivy.coin.SoSeparator()
+  myCustomNode.addChild(col)
+  myCustomNode.addChild(trans)
+  myCustomNode.addChild(cub)
+  sv.viewer.getViewer().setSceneGraph(myCustomNode)
+  sv.viewer.fitAll()
+  return w
+sv = SafeViewer()
+ww=mk(sv)
+"""
+
+genericToolIcon = QtGui.QIcon(QtGui.QIcon(os.path.dirname(__file__) + '/Tango-Tools-spanner-hammer.svg'))
+
+def iconToBase64(icon, sz = QtCore.QSize(64,64), mode = QtGui.QIcon.Mode.Normal, state = QtGui.QIcon.State.On):
+  buf = QtCore.QBuffer()
+  buf.open(QtCore.QIODevice.WriteOnly)
+  icon.pixmap(sz, mode, state).save(buf, 'PNG')
+  return QtCore.QTextCodec.codecForName('UTF-8').toUnicode(buf.data().toBase64())
+def iconToHTML(icon, sz = 12, mode = QtGui.QIcon.Mode.Normal, state = QtGui.QIcon.State.On):
+  return '<img width="'+str(sz)+'" height="'+str(sz)+'" src="data:image/png;base64,' + iconToBase64(icon, QtCore.QSize(sz,sz), mode, state) + '" />'
+def refreshToolsAction(act):
+  print('Refresh list of tools')
+  refreshToolbars()
+def toolbarAction(act):
   print('show toolbar ' + act['toolbar'] + ' from workbenches ' + repr(act['workbenches']))
-  def subToolAction(act):
+def subToolAction(act):
   toolPath = act['toolbar'] + '.' + act['tool']
   if 'subTool' in act:
     toolPath = toolPath + '.' + act['subTool']
   def runTool():
+    mw = Gui.getMainWindow()
     for the_toolbar in mw.findChildren(QtGui.QToolBar, act['toolbar']):
       for tbt in the_toolbar.findChildren(QtGui.QToolButton):
         if tbt.text() == act['tool']:
@@ -36,30 +138,109 @@ if True:
   else:
     for workbench in act['workbenches']:
       print('Activating workbench ' + workbench + ' to access tool ' + toolPath)
-        Gui.activateWorkbench(workbench)
+      FreeCADGui.activateWorkbench(workbench)
       if runTool():
         return
   print('Tool ' + toolPath + ' not found, was it offered by an extension that is no longer present?')
-  def documentObjectAction(act):
+def documentObjectAction(act):
   print('select object ' + act['document'] + '.' + act['object'])
-    Gui.Selection.addSelection(act['document'], act['object'])
+  FreeCADGui.Selection.addSelection(act['document'], act['object'])
-  def documentAction(act):
+def documentAction(act):
   # Todo: this should also select the document in the tree view
   print('switch to document ' + act['document'])
   App.setActiveDocument(act['document'])
-  actionHandlers = {
+actionHandlers = {
-    'toolbarAction': toolbarAction,
+  'refreshTools': refreshToolsAction,
-    'toolAction': subToolAction,
+  'toolbar': toolbarAction,
-    'subToolAction': subToolAction,
+  'tool': subToolAction,
-    'documentObjectAction': documentObjectAction,
+  'subTool': subToolAction,
-    'documentAction': documentAction
+  'documentObject': documentObjectAction,
-  }
+  'document': documentAction
+}
 
-  # Inspired by https://stackoverflow.com/a/5443220/324969
+# For some reason, the viewer always works except when used for two consecutive items in the search results: it then disappears after a short zoom-in+zoom-out animation.
-  from PySide import QtGui
+# I'm giving up on getting this viewer to work in a clean way, and will try swapping two instances so that the same one is never used twice in a row.
-  #
+safeViewerInstanceA = None
-  # Inspired by https://forum.qt.io/topic/69807/qtreeview-indent-entire-row
+safeViewerInstanceB = None
-  class IndentedItemDelegate(QtGui.QStyledItemDelegate):
+
+import pivy
+class DocumentObjectToolTipWidget(QtGui.QWidget):
+  def __init__(self, nfo):
+    super(DocumentObjectToolTipWidget, self).__init__()
+    html = '<p>' + nfo['toolTip']['label'] + '</p><p><code>App.getDocument(' + repr(str(nfo['toolTip']['docName'])) + ').getObject(' + repr(str(nfo['toolTip']['name'])) + ')</code></p>'
+    description = QtGui.QTextEdit()
+    description.setReadOnly(True)
+    description.setAlignment(QtCore.Qt.AlignTop)
+    description.setText(html)
+
+    global safeViewerInstanceA, safeViewerInstanceB
+    if safeViewerInstanceA is None:
+      oldFocus = QtGui.QApplication.focusWidget()
+      safeViewerInstanceA = SafeViewer()
+      safeViewerInstanceB = SafeViewer()
+      oldFocus.setFocus()
+      # Tried setting the preview to a fixed size to prevent it from disappearing when changing its contents, this sets it to a fixed size but doesn't actually pick the size, .resize does that but isn't enough to fix the bug.
+      #safeViewerInstance.setSizePolicy(QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed))
+    self.preview = safeViewerInstanceA
+    safeViewerInstanceA, safeViewerInstanceB = safeViewerInstanceB, safeViewerInstanceA
+
+    obj = App.getDocument(str(nfo['toolTip']['docName'])).getObject(str(nfo['toolTip']['name']))
+    ## dummy preview:
+    #col = pivy.coin.SoBaseColor()
+    #col.rgb = (1, 0, 0)
+    #trans = pivy.coin.SoTranslation()
+    #trans.translation.setValue([0, 0, 0])
+    #cub = pivy.coin.SoCube()
+    #myCustomNode = pivy.coin.SoSeparator()
+    #myCustomNode.addChild(col)
+    #myCustomNode.addChild(trans)
+    #myCustomNode.addChild(cub)
+    #self.preview.viewer.getViewer().setSceneGraph(myCustomNode)
+
+    # Tried hiding/detaching the preview to prevent it from disappearing when changing its contents
+    self.preview.viewer.stopAnimating()
+    self.preview.viewer.getViewer().setSceneGraph(obj.ViewObject.RootNode)
+    self.preview.viewer.fitAll()
+
+    lay = QtGui.QVBoxLayout()
+    self.setLayout(lay)
+    lay.addWidget(description)
+    lay.addWidget(self.preview)
+  
+  def finalizer(self):
+    #self.preview.finalizer()
+    # Detach the widget so that it may be reused without getting deleted
+    self.preview.setParent(None)
+
+
+def easyToolTipWidget(html):
+  foo = QtGui.QTextEdit()
+  foo.setReadOnly(True)
+  foo.setAlignment(QtCore.Qt.AlignTop)
+  foo.setText(html)
+  return foo
+def refreshToolsToolTip(nfo):
+  return easyToolTipWidget(iconToHTML(genericToolIcon) + '<p>Load all workbenches to refresh this list of tools. This may take a minute, depending on the number of installed workbenches.</p>')
+def toolbarToolTip(nfo):
+  return easyToolTipWidget('<p>Display toolbar ' + nfo['toolTip'] + '</p><p>This toolbar appears in the following workbenches: <ul>' + ''.join(['<li>' + iconToHTML(QtGui.QIcon(FreeCADGui.listWorkbenches()[wb].Icon)) + wb + '</li>' for wb in nfo['action']['workbenches']]) + '</ul></p>')
+def subToolToolTip(nfo):
+  return easyToolTipWidget(iconToHTML(nfo['icon'], 32) + '<p>' + nfo['toolTip'] + '</p>')
+def documentObjectToolTip(nfo):
+  return DocumentObjectToolTipWidget(nfo)
+def documentToolTip(nfo):
+  return easyToolTipWidget('<p>' + nfo['toolTip']['label'] + '</p><p><code>App.getDocument(' + repr(str(nfo['toolTip']['name'])) + ')</code></p><p><img src="data:image/png;base64,.............."></p>')
+toolTipHandlers = {
+  'refreshTools': refreshToolsToolTip,
+  'toolbar': toolbarToolTip,
+  'tool': subToolToolTip,
+  'subTool': subToolToolTip,
+  'documentObject': documentObjectToolTip,
+  'document': documentToolTip
+}
+
+# Inspired by https://stackoverflow.com/a/5443220/324969
+# Inspired by https://forum.qt.io/topic/69807/qtreeview-indent-entire-row
+class IndentedItemDelegate(QtGui.QStyledItemDelegate):
   def __init__(self):
     super(IndentedItemDelegate, self).__init__()
   def paint(self, painter, option, index):
@@ -67,8 +248,8 @@ if True:
     indent = 16 * depth
     option.rect.adjust(indent, 0, 0, 0)
     super(IndentedItemDelegate, self).paint(painter, option, index)
-  #
+#
-  class SearchBox(QtGui.QLineEdit):
+class SearchBox(QtGui.QLineEdit):
   resultSelected = QtCore.Signal(int, str)
   def __init__(self, itemGroups, itemDelegate = IndentedItemDelegate(), maxVisibleRows = 20, parent = None):
     # Call parent cosntructor
@@ -79,6 +260,8 @@ if True:
     self.maxVisibleRows = maxVisibleRows # TODO: use this to compute the correct height
     # Create proxy model
     self.proxyModel = QtCore.QIdentityProxyModel()
+    # Filtered model to which items are manually added. Store it as a property of the object instead of a local variable, to prevent grbage collection.
+    self.mdl = QtGui.QStandardItemModel()
     #self.proxyModel.setModel(self.model)
     # Create list view
     self.listView = QtGui.QListView(self)
@@ -91,11 +274,11 @@ if True:
     self.listView.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
     # Create pane for showing extra info about the currently-selected tool
     #self.extraInfo = QtGui.QLabel()
-      self.extraInfo = QtGui.QTextEdit()
+    self.extraInfo = QtGui.QWidget()
-      self.extraInfo.setReadOnly(True)
     self.extraInfo.setWindowFlags(QtGui.Qt.ToolTip)
     self.extraInfo.setWindowFlag(QtGui.Qt.FramelessWindowHint)
-      self.extraInfo.setAlignment(QtCore.Qt.AlignTop)
+    self.extraInfo.setLayout(QtGui.QVBoxLayout())
+    self.extraInfo.layout().setContentsMargins(0,0,0,0)
     # Connect signals and slots
     self.textChanged.connect(self.filterModel)
     self.listView.clicked.connect(lambda x: self.selectResult('select', x))
@@ -122,6 +305,8 @@ if True:
       QtCore.Qt.Key_Up:       lambda current, nbRows: (current - 1) % nbRows,
       QtCore.Qt.Key_PageDown: lambda current, nbRows: min(current + max(1, self.maxVisibleRows / 2), nbRows - 1),
       QtCore.Qt.Key_PageUp:   lambda current, nbRows: max(current - max(1, self.maxVisibleRows / 2), 0),
+      QtCore.Qt.Key_Home:     lambda current, nbRows: 0,
+      QtCore.Qt.Key_End:      lambda current, nbRows: nbRows - 1,
     }
     acceptKeys = {
       QtCore.Qt.Key_Enter:  'select',
@@ -139,6 +324,7 @@ if True:
       if self.listView.isEnabled():
           currentRow = currentIndex.row()
           nbRows = self.listView.model().rowCount()
+          if nbRows > 0:
             newRow = listMovementKeys[key](currentRow, nbRows)
             index = self.listView.model().index(newRow, 0)
             self.listView.setCurrentIndex(index)
@@ -179,23 +365,23 @@ if True:
       else:
         subitems = filterGroups(group['subitems'])
         if len(subitems) > 0 or matches(group['text']):
-            return { 'text': group['text'], 'icon': group['icon'], 'action': group['action'], 'toolTipHTML':group['toolTipHTML'], 'subitems': subitems }
+          return { 'text': group['text'], 'icon': group['icon'], 'action': group['action'], 'toolTip':group['toolTip'], 'subitems': subitems }
         else:
           return None
     def filterGroups(groups):
       groups = (filterGroup(group) for group in groups)
       return [group for group in groups if group is not None]
+    self.mdl = QtGui.QStandardItemModel()
+    self.mdl.appendColumn([])
     def addGroups(filteredGroups, depth=0):
       for group in filteredGroups:
-          mdl.appendRow([QtGui.QStandardItem(group['icon'] or QtGui.QIcon(), group['text']),
+        self.mdl.appendRow([QtGui.QStandardItem(group['icon'] or genericToolIcon, group['text']),
                             QtGui.QStandardItem(str(depth)),
                             QtGui.QStandardItem(group['action']),
-                         QtGui.QStandardItem(group['toolTipHTML'])])
+                            QtGui.QStandardItem(json.dumps(serializeItemGroup(group)))])
         addGroups(group['subitems'], depth+1)
-      mdl = QtGui.QStandardItemModel()
-      mdl.appendColumn([])
     addGroups(filterGroups(self.itemGroups))
-      self.proxyModel.setSourceModel(mdl)
+    self.proxyModel.setSourceModel(self.mdl)
     # TODO: try to find the already-highlighted item
     nbRows = self.listView.model().rowCount()
     if nbRows > 0:
@@ -219,7 +405,7 @@ if True:
     hint_w = self.listView.sizeHint().width()
     # TODO: this can still bump into the bottom of the screen, in that case we should flip
     w = max(siz.width(), hint_w)
-      h = 100
+    h = 200 # TODO: set height / size here according to desired number of items
     extraw = w # choose a preferred width that doesn't change all the time,
                 # self.extraInfo.sizeHint().width() would change for every item.
     extrax = x - extraw
@@ -252,25 +438,36 @@ if True:
     elif len(deselected) > 0:
       self.hideExtraInfo()
   def setExtraInfo(self, index):
-      toolTipHTML = str(index.model().itemData(index.siblingAtColumn(3))[0])
+    nfo = str(index.model().itemData(index.siblingAtColumn(3))[0])
-      self.extraInfo.setText(toolTipHTML)
+    # TODO: move this outside of this class, probably use a single metadata
+    metadata = str(index.model().itemData(index.siblingAtColumn(2))[0])
+    nfo = deserializeItemGroup(json.loads(nfo))
+    nfo['action'] = json.loads(nfo['action'])
+    toolTipWidget = toolTipHandlers[nfo['action']['handler']](nfo)
+    #while len(self.extraInfo.children()) > 0:
+    #  self.extraInfo.children()[0].setParent(None)
+    w = self.extraInfo.layout().takeAt(0)
+    while w:
+      if hasattr(w.widget(), 'finalizer'):
+        # The 3D viewer segfaults very easily if it is used after being destroyed, and some Python/C++ interop seems to overzealously destroys some widgets, including this one, too soon?
+        # Ensuring that we properly detacth the 3D viewer widget before discarding its parent seems to avoid these crashes.
+        w.widget().finalizer()
+      w.widget().setParent(None)
+      w = self.extraInfo.layout().takeAt(0)
+    self.extraInfo.layout().addWidget(toolTipWidget)
+    global toto
+    toto = self.extraInfo
+    #toolTipHTML = toolTipHandlers[nfo['action']['handler']](nfo)
+    #self.extraInfo.setText(toolTipHTML)
     self.setFloatingWidgetsGeometry()
-    def clearExtraInfo(self, index):
+  def clearExtraInfo(self):
     self.extraInfo.setText('')
   def showExtraInfo(self):
     self.extraInfo.show()
 
-  mw = Gui.getMainWindow()
+def getAllToolbars():
-  mdi = mw.findChild(QtGui.QMdiArea)
-
-  wdg = QtGui.QWidget()
-  lay = QtGui.QGridLayout(wdg)
-  mwx = QtGui.QMainWindow()
-  mbr = mw.findChildren(QtGui.QToolBar, 'File')[0]
-
-  def getAllToolbars():
   all_tbs = dict()
-    for wbname, workbench in Gui.listWorkbenches().items():
+  for wbname, workbench in FreeCADGui.listWorkbenches().items():
     try:
       tbs = workbench.listToolbars()
     except:
@@ -282,8 +479,8 @@ if True:
       all_tbs[tb].add(wbname)
   return all_tbs
 
-  import json
+import json
-  def serializeIcon(icon):
+def serializeIcon(icon):
   iconPixmaps = {}
   for sz in icon.availableSizes():
     strW = str(sz.width())
@@ -293,22 +490,19 @@ if True:
     for strMode, mode in {'normal':QtGui.QIcon.Mode.Normal, 'disabled':QtGui.QIcon.Mode.Disabled, 'active':QtGui.QIcon.Mode.Active, 'selected':QtGui.QIcon.Mode.Selected}.items():
       iconPixmaps[strW][strH][strMode] = {}
       for strState, state in {'off':QtGui.QIcon.State.Off, 'on':QtGui.QIcon.State.On}.items():
-          buf = QtCore.QBuffer()
+        iconPixmaps[strW][strH][strMode][strState] = iconToBase64(icon, sz, mode, state)
-          buf.open(QtCore.QIODevice.WriteOnly)
-          icon.pixmap(sz, mode, state).save(buf, 'PNG')
-          iconPixmaps[strW][strH][strMode][strState] = QtCore.QTextCodec.codecForName('UTF-8').toUnicode(buf.data().toBase64())
   return iconPixmaps
-  # workbenches is a list(str), toolbar is a str, text is a str, icon is a QtGui.QIcon
+# workbenches is a list(str), toolbar is a str, text is a str, icon is a QtGui.QIcon
-  def serializeTool(tool):
+def serializeTool(tool):
   return {
     'workbenches': tool['workbenches'],
     'toolbar': tool['toolbar'],
     'text': tool['text'],
+    'toolTip': tool['toolTip'],
     'icon': serializeIcon(tool['icon']),
-      'toolTipHTML': tool['toolTipHTML']
   }
 
-  def deserializeIcon(iconPixmaps):
+def deserializeIcon(iconPixmaps):
   ico = QtGui.QIcon()
   for strW, wPixmaps in iconPixmaps.items():
     for strH, hPixmaps in wPixmaps.items():
@@ -321,21 +515,26 @@ if True:
           ico.addPixmap(pxm, mode, state)
   return ico
 
-  def deserializeTool(tool):
+def deserializeTool(tool):
   return {
     'workbenches': tool['workbenches'],
     'toolbar': tool['toolbar'],
     'text': tool['text'],
+    'toolTip': tool['toolTip'],
     'icon': deserializeIcon(tool['icon']),
-      'toolTipHTML': tool['toolTipHTML']
   }
 
-  # TODO: save serialized tools in App.getUserAppDataDir() ################################################################################################################
+def GatherTools():
-  #       + never cache the document objects
-
-  def GatherTools():
   itemGroups = []
+  itemGroups.append({
+    'icon': genericToolIcon,
+    'text': 'Refresh list of tools',
+    'toolTip': '',
+    'action': json.dumps({'handler': 'refreshTools'}),
+    'subitems': []
+  })
   all_tbs = getAllToolbars()
+  mw = FreeCADGui.getMainWindow()
   for toolbarName, toolbarIsInWorkbenches in all_tbs.items():
     toolbarIsInWorkbenches = sorted(list(toolbarIsInWorkbenches))
     for the_toolbar in mw.findChildren(QtGui.QToolBar, toolbarName):
@@ -352,17 +551,17 @@ if True:
               subgroup = []
               for mac in men.actions():
                 if mac.text():
-                    action = { 'handler': 'subToolAction', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName, 'tool': text, 'subTool': mac.text() }
+                  action = { 'handler': 'subTool', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName, 'tool': text, 'subTool': mac.text() }
-                    subgroup.append({'icon':mac.icon(), 'text':mac.text(), 'toolTipHTML': mac.toolTip(), 'action':json.dumps(action), 'subitems':[]})
+                  subgroup.append({'icon':mac.icon(), 'text':mac.text(), 'toolTip': mac.toolTip(), 'action':json.dumps(action), 'subitems':[]})
             # The default action of a menu changes dynamically, instead of triggering the last action, just show the menu.
-              action = { 'handler': 'toolAction', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName, 'tool': text, 'showMenu': bool(men) }
+            action = { 'handler': 'tool', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName, 'tool': text, 'showMenu': bool(men) }
-              group.append({'icon':icon, 'text':text, 'toolTipHTML': tbt.toolTip(), 'action': json.dumps(action), 'subitems': subgroup})
+            group.append({'icon':icon, 'text':text, 'toolTip': tbt.toolTip(), 'action': json.dumps(action), 'subitems': subgroup})
       # TODO: move the 'workbenches' field to the itemgroup
-        action = { 'handler': 'toolbarAction', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName }
+      action = { 'handler': 'toolbar', 'workbenches': toolbarIsInWorkbenches, 'toolbar': toolbarName }
       itemGroups.append({
         'icon': QtGui.QIcon(':/icons/Group.svg'),
         'text': toolbarName,
-          'toolTipHTML': '<p>Display toolbar ' + toolbarName + '</p><p>This toolbar appears in the following workbenches: <ul>' + ''.join(['<li>' + wb + '</li>' for wb in toolbarIsInWorkbenches]) + '</ul></p>',
+        'toolTip': '',
         'action': json.dumps(action),
         'subitems': group
       })
@@ -371,23 +570,23 @@ if True:
     group = []
     for o in doc.Objects:
       #all_actions.append(lambda: )
-        action = { 'handler': 'documentObjectAction', 'document': o.Document.Name, 'object': o.Name }
+      action = { 'handler': 'documentObject', 'document': o.Document.Name, 'object': o.Name }
       item = {
         'icon': o.ViewObject.Icon if o.ViewObject and o.ViewObject.Icon else None,
         'text': o.Label + ' (' + o.Name + ')',
         # TODO: preview of the object
-          'toolTipHTML': '<p>' + o.Label + '</p><p><code>App.getDocument(' + repr(o.Document.Name) + ').getObject(' + repr(o.Name) + ')</code></p><p>' + '</p><p><img src="data:image/png;base64,.............."></p>',
+        'toolTip': { 'label': o.Label, 'name': o.Name, 'docName': o.Document.Name},
         'action': json.dumps(action),
         'subitems': []
       }
       group.append(item)
 
-      action = { 'handler': 'documentAction', 'document': doc.Name }
+    action = { 'handler': 'document', 'document': doc.Name }
     itemGroups.append({
       'icon': QtGui.QIcon(':/icons/Document.svg'),
       'text': doc.Label + ' (' + doc.Name + ')',
       # TODO: preview of the document
-        'toolTipHTML': '<p>' + doc.Label + '</p><p><code>App.getDocument(' + repr(doc.Name) + ')</code></p><p><img src="data:image/png;base64,.............."></p>',
+      'toolTip': { 'label': doc.Label, 'name': doc.Name},
       'action':json.dumps(action),
       'subitems': group })
   if App.ActiveDocument:
@@ -397,35 +596,74 @@ if True:
       document(doc)
   return itemGroups
 
-  def serializeItemGroup(itemGroup):
+def serializeItemGroup(itemGroup):
   return {
     'icon': serializeIcon(itemGroup['icon']),
     'text': itemGroup['text'],
-      'toolTipHTML': itemGroup['toolTipHTML'],
+    'toolTip': itemGroup['toolTip'],
     'action': itemGroup['action'],
     'subitems': serializeItemGroups(itemGroup['subitems'])
   }
-  def serializeItemGroups(itemGroups):
+def serializeItemGroups(itemGroups):
   return [serializeItemGroup(itemGroup) for itemGroup in itemGroups]
-  def serialize(itemGroups):
+def serialize(itemGroups):
   return json.dumps(serializeItemGroups(itemGroups))
-  def deserializeItemGroup(itemGroup):
+def deserializeItemGroup(itemGroup):
   return {
     'icon': deserializeIcon(itemGroup['icon']),
     'text': itemGroup['text'],
-      'toolTipHTML': itemGroup['toolTipHTML'],
+    'toolTip': itemGroup['toolTip'],
     'action': itemGroup['action'],
     'subitems': deserializeItemGroups(itemGroup['subitems'])
   }
-  def deserializeItemGroups(serializedItemGroups):
+def deserializeItemGroups(serializedItemGroups):
   return [deserializeItemGroup(itemGroup) for itemGroup in serializedItemGroups]
-  def deserialize(serializeItemGroups):
+def deserialize(serializeItemGroups):
   return deserializeItemGroups(json.loads(serializedItemGroups))
 
+itemGroups = None
+serializedItemGroups = None
+
+def refreshToolbars(loadAllWorkbenches = True):
+  global itemGroups, serializedItemGroups
+  if loadAllWorkbenches:
+    activeWorkbench = FreeCADGui.activeWorkbench().name()
+    lbl = QtGui.QLabel('Loading workbench … (…/…)')
+    lbl.show()
+    lst = FreeCADGui.listWorkbenches()
+    for i, wb in enumerate(lst):
+      msg = 'Loading workbench ' + wb + ' (' + str(i) + '/' + str(len(lst)) + ')'
+      print(msg)
+      lbl.setText(msg)
+      geo = lbl.geometry()
+      geo.setSize(lbl.sizeHint())
+      lbl.setGeometry(geo)
+      lbl.repaint()
+      try:
+        FreeCADGui.activateWorkbench(wb)
+      except:
+        pass
+    lbl.hide()
+    FreeCADGui.activateWorkbench(activeWorkbench)
   serializedItemGroups = serialize(GatherTools())
+  # TODO: save serialized tools in App.getUserAppDataDir() ################################################################################################################
+  #       + never cache the document objects
   itemGroups = deserialize(serializedItemGroups)
 
-  #
+# Avoid garbage collection by storing the action in a global variable
+wax = None
+
+def addToolSearchBox():
+  global wax, itemGroups, serializedItemGroups
+  if itemGroups is None:
+    if serializedItemGroups is None:
+      refreshToolbars(False)
+    else:
+      itemGroups = deserialize(serializedItemGroups)
+  
+  mw = FreeCADGui.getMainWindow()
+  mbr = mw.findChildren(QtGui.QToolBar, 'File')[0]
+  # Create search box widget
   sea = SearchBox(itemGroups)
   def onResultSelected(index, metadata):
     action = json.loads(metadata)
@@ -434,4 +672,7 @@ if True:
   wax = QtGui.QWidgetAction(None)
   wax.setDefaultWidget(sea)
   #mbr.addWidget(sea)
+  print("addAction" + repr(mbr) + ' add(' + repr(wax))
   mbr.addAction(wax)
+
+addToolSearchBox()

SearchTools/Tango-Tools-spanner-hammer.svg

@@ -0,0 +1,250 @@
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SearchTools/Tango-Tools-spanner-hammer.svg.url

@@ -0,0 +1,2 @@
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