WIP on custom search box
This commit is contained in:
Suzanne Soy
parent
c0e466979b
commit
2ce29431a5
109
SearchTools/SearchBox.py
Normal file
109
SearchTools/SearchBox.py
Normal file
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@ -0,0 +1,109 @@
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if True:
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from PySide import QtGui
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class SearchBox(QtGui.QLineEdit):
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def __init__(self, model, maxVisibleRows, parent):
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# Call parent cosntructor
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super(SearchBox, self).__init__(parent)
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# Save arguments
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self.model = model
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self.maxVisibleRows = maxVisibleRows
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# Create list view
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self.listView = QtGui.QListView(self)
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self.listView.setWindowFlags(QtGui.Qt.ToolTip)
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self.listView.setWindowFlag(QtGui.Qt.FramelessWindowHint)
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self.listView.setModel(self.model)
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# make the QListView non-editable
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self.listView.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
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# Connect signals and slots
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self.textChanged.connect(self.filterList)
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self.listView.clicked.connect(self.selectResult)
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self.listView.selectionModel().selectionChanged.connect(self.showExtraInfo)
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def focusInEvent(self, qFocusEvent):
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self.showList()
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super(SearchBox, self).focusInEvent(qFocusEvent)
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def focusOutEvent(self, qFocusEvent):
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self.listView.hide()
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super(SearchBox, self).focusOutEvent(qFocusEvent)
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def keyPressEvent(self, qKeyEvent):
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key = qKeyEvent.key()
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listMovementKeys = {
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QtCore.Qt.Key_Down: lambda current, nbRows: (current + 1) % nbRows,
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QtCore.Qt.Key_Up: lambda current, nbRows: (current - 1) % nbRows,
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QtCore.Qt.Key_PageDown: lambda current, nbRows: max(current + min(1, self.maxVisibleRows / 2), nbRows),
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QtCore.Qt.Key_PageUp: lambda current, nbRows: min(current - min(1, self.maxVisibleRows / 2), 0),
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}
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acceptKeys = {
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QtCore.Qt.Key_Enter: 'select',
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QtCore.Qt.Key_Return: 'select',
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# space on a toolbar/category should toggle the entire category in the search results
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QtCore.Qt.Key_Space: 'toggle',
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}
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cancelKeys = {
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QtCore.Qt.Key_Escape: True,
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}
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currentIndex = self.listView.currentIndex()
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if key in listMovementKeys:
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self.showList()
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if self.listView.isEnabled():
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currentRow = currentIndex.row()
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nbRows = self.listView.model().rowCount()
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newRow = listMovementKeys[key](currentRow, nbRows)
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index = self.listView.model().index(newRow, 0)
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self.listView.setCurrentIndex(index)
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elif key in acceptKeys:
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self.showList()
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if currentIndex.isValid():
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self.selectResult(acceptKeys[key], currentIndex, currentIndex.data())
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elif key in cancelKeys:
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self.listView.hide()
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self.clearFocus()
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else:
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self.showList()
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super(SearchBox, self).keyPressEvent(qKeyEvent)
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def showList(self):
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def getScreenPosition(widget):
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geo = widget.geometry()
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print(geo)
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parent = widget.parent()
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parentPos = getScreenPosition(parent) if parent is not None else QtCore.QPoint(0,0)
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return QtCore.QPoint(geo.x() + parentPos.x(), geo.y() + parentPos.y())
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pos = getScreenPosition(self)
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siz = self.size()
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screen = QtGui.QGuiApplication.screenAt(pos)
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print(pos, siz, screen)
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x = pos.x()
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y = pos.y() + siz.height()
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hint_w = self.listView.sizeHint().width()
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# TODO: this can still bump into the bottom of the screen, in that case we should flip
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w = max(siz.width(), hint_w)
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h = 100
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if screen is not None:
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scr = screen.geometry()
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x = min(scr.x() + scr.width() - hint_w, x)
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self.listView.setGeometry(x, y, w, h)
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self.listView.show()
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def selectResult(self):
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self.listView.hide()
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# TODO: allow other options, e.g. some items could act as combinators / cumulative filters
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self.setText('')
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self.filterList(self.text())
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def filterList(self, query):
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print('TODO: do the actual filtering')
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flt = QtCore.QSortFilterProxyModel()
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flt.setSourceModel(self.model)
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flt.setFilterCaseSensitivity(QtCore.Qt.CaseSensitivity.CaseInsensitive)
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flt.setFilterWildcard(query)
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self.listView.setModel(flt)
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# TODO: try to find the already-highlighted item
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nbRows = self.listView.model().rowCount()
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if nbRows > 0:
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index = self.listView.model().index(0, 0)
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self.listView.setCurrentIndex(index)
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#self.showList()
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def showExtraInfo(selected, deselected):
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print('show extra info...')
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pass
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mdl = QtCore.QStringListModel(['aaa', 'aab', 'aac', 'bxy', 'bac'])
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sbx = SearchBox(mdl, 10, None)
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sbx.show()
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@ -1,5 +1,4 @@
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if True:
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xxx = 'xxx'
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from PySide import QtGui
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def toolbarAction(act):
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@ -20,18 +19,121 @@ if True:
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'documentAction': documentAction
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}
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# Inspired by https://stackoverflow.com/a/7767999/324969
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class SearchQCompleter(QtGui.QCompleter):
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def __init__(self, model, itemDelegate):
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super(SearchQCompleter, self).__init__()
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super(SearchQCompleter, self).setModel(QtCore.QIdentityProxyModel())
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super(SearchQCompleter, self).popup().setItemDelegate(itemDelegate)
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self.setModel(model)
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def setModel(self, itemGroups):
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# Inspired by https://stackoverflow.com/a/5443220/324969
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from PySide import QtGui
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#
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# Inspired by https://forum.qt.io/topic/69807/qtreeview-indent-entire-row
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class IndentedItemDelegate(QtGui.QStyledItemDelegate):
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def __init__(self):
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super(IndentedItemDelegate, self).__init__()
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def paint(self, painter, option, index):
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depth = int(option.widget.model().itemData(index.siblingAtColumn(1))[0])
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indent = 16 * depth
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option.rect.adjust(indent, 0, 0, 0)
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super(IndentedItemDelegate, self).paint(painter, option, index)
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#
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class SearchBox(QtGui.QLineEdit):
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resultSelected = QtCore.Signal(int, str)
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def __init__(self, itemGroups, itemDelegate = IndentedItemDelegate(), maxVisibleRows = 20, parent = None):
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# Call parent cosntructor
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super(SearchBox, self).__init__(parent)
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# Save arguments
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#self.model = model
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self.itemGroups = itemGroups
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self.filterModel('')
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self.maxVisibleRows = maxVisibleRows # TODO: use this to compute the correct height
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# Create proxy model
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self.proxyModel = QtCore.QIdentityProxyModel()
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#self.proxyModel.setModel(self.model)
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# Create list view
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self.listView = QtGui.QListView(self)
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self.listView.setWindowFlags(QtGui.Qt.ToolTip)
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self.listView.setWindowFlag(QtGui.Qt.FramelessWindowHint)
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self.listView.setModel(self.proxyModel)
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self.listView.setItemDelegate(itemDelegate) # https://stackoverflow.com/a/65930408/324969
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# make the QListView non-editable
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self.listView.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
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# Connect signals and slots
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self.textChanged.connect(self.filterModel)
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self.listView.clicked.connect(self.selectResult)
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self.listView.selectionModel().selectionChanged.connect(self.showExtraInfo)
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# Thanks to https://saurabhg.com/programming/search-box-using-qlineedit/ for indicating a few useful options
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ico = QtGui.QIcon(':/icons/help-browser.svg')
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#ico = QtGui.QIcon(':/icons/WhatsThis.svg')
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self.addAction(ico, QtGui.QLineEdit.LeadingPosition)
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self.setClearButtonEnabled(True)
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self.setPlaceholderText('Search tools, prefs & tree')
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self.setFixedWidth(200) # needed to avoid a change of width when the clear button appears/disappears
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# Initialize the model with the full list (assuming the text() is empty)
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self.filterModel(self.text())
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def focusInEvent(self, qFocusEvent):
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self.showList()
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super(SearchBox, self).focusInEvent(qFocusEvent)
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def focusOutEvent(self, qFocusEvent):
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self.listView.hide()
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super(SearchBox, self).focusOutEvent(qFocusEvent)
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def keyPressEvent(self, qKeyEvent):
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key = qKeyEvent.key()
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listMovementKeys = {
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QtCore.Qt.Key_Down: lambda current, nbRows: (current + 1) % nbRows,
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QtCore.Qt.Key_Up: lambda current, nbRows: (current - 1) % nbRows,
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QtCore.Qt.Key_PageDown: lambda current, nbRows: max(current + min(1, self.maxVisibleRows / 2), nbRows),
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QtCore.Qt.Key_PageUp: lambda current, nbRows: min(current - min(1, self.maxVisibleRows / 2), 0),
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}
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acceptKeys = {
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QtCore.Qt.Key_Enter: 'select',
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QtCore.Qt.Key_Return: 'select',
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# space on a toolbar/category should toggle the entire category in the search results
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QtCore.Qt.Key_Space: 'toggle',
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}
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cancelKeys = {
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QtCore.Qt.Key_Escape: True,
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}
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currentIndex = self.listView.currentIndex()
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if key in listMovementKeys:
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self.showList()
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if self.listView.isEnabled():
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currentRow = currentIndex.row()
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nbRows = self.listView.model().rowCount()
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newRow = listMovementKeys[key](currentRow, nbRows)
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index = self.listView.model().index(newRow, 0)
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self.listView.setCurrentIndex(index)
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elif key in acceptKeys:
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self.showList()
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if currentIndex.isValid():
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self.selectResult(acceptKeys[key], currentIndex, currentIndex.data())
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elif key in cancelKeys:
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self.listView.hide()
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self.clearFocus()
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else:
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self.showList()
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super(SearchBox, self).keyPressEvent(qKeyEvent)
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def showList(self):
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def getScreenPosition(widget):
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geo = widget.geometry()
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parent = widget.parent()
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parentPos = getScreenPosition(parent) if parent is not None else QtCore.QPoint(0,0)
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return QtCore.QPoint(geo.x() + parentPos.x(), geo.y() + parentPos.y())
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pos = getScreenPosition(self)
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siz = self.size()
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screen = QtGui.QGuiApplication.screenAt(pos)
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x = pos.x()
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y = pos.y() + siz.height()
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hint_w = self.listView.sizeHint().width()
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# TODO: this can still bump into the bottom of the screen, in that case we should flip
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w = max(siz.width(), hint_w)
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h = 100
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if screen is not None:
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scr = screen.geometry()
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x = min(scr.x() + scr.width() - hint_w, x)
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self.listView.setGeometry(x, y, w, h)
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self.listView.show()
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def selectResult(self):
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self.listView.hide()
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# TODO: allow other options, e.g. some items could act as combinators / cumulative filters
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self.setText('')
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self.filterModel(self.text())
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self.resultSelected.emit("TODO: index", "TODO: str")
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def filterModel(self, userInput):
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def matches(s):
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return userInput.lower() in s.lower()
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@ -56,90 +158,138 @@ if True:
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addGroups(group['subitems'], depth+1)
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mdl = QtGui.QStandardItemModel()
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mdl.appendColumn([])
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addGroups(filterGroups(itemGroups))
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addGroups(filterGroups(self.itemGroups))
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print('setSourceModel for userInput ' + repr(userInput) + ' with ' + str(mdl.rowCount()) + ' rows.')
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self.model().setSourceModel(mdl)
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# https://stackoverflow.com/a/65930408/324969
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self.proxyModel.setSourceModel(mdl)
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#print('TODO: do the actual filtering')
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#flt = QtCore.QSortFilterProxyModel()
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#flt.setSourceModel(self.model)
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#flt.setFilterCaseSensitivity(QtCore.Qt.CaseSensitivity.CaseInsensitive)
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#flt.setFilterWildcard(query)
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#self.listView.setModel(flt)
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# TODO: try to find the already-highlighted item
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nbRows = self.listView.model().rowCount()
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if nbRows > 0:
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index = self.listView.model().index(0, 0)
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self.listView.setCurrentIndex(index)
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#self.showList()
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def showExtraInfo(selected, deselected):
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print('show extra info...', repr(selected))
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pass
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#mdl = QtCore.QStringListModel(['aaa', 'aab', 'aac', 'bxy', 'bac'])
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#sbx = SearchBox(mdl, 10, None)
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#sbx.show()
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# the splitPath(self, path) method is called every time the input string changes, before
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# drawing the completion list, we latch onto this method to also update the model to contain
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# the appropriate results, as given by the custom filterAcceptsRow method above.
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def splitPath(self, path):
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self.filterModel(path)
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# Pretend that the user endered the empty string, so that all items from the filteredProxyModel match.
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return ''
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# Inspired by https://stackoverflow.com/a/7767999/324969
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#class SearchQCompleter(QtGui.QCompleter):
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# def __init__(self, model, itemDelegate):
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# super(SearchQCompleter, self).__init__()
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# super(SearchQCompleter, self).setModel(QtCore.QIdentityProxyModel())
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# #https://stackoverflow.com/a/65930408/324969
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# super(SearchQCompleter, self).popup().setItemDelegate(itemDelegate)
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# self.setModel(model)
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#
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# Inspired by https://forum.qt.io/topic/69807/qtreeview-indent-entire-row
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class IndentedItemDelegate(QtGui.QStyledItemDelegate):
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def __init__(self):
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super(IndentedItemDelegate, self).__init__()
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def paint(self, painter, option, index):
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depth = int(option.widget.model().itemData(index.siblingAtColumn(1))[0])
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indent = 16 * depth
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option.rect.adjust(indent, 0, 0, 0)
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super(IndentedItemDelegate, self).paint(painter, option, index)
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# def setModel(self, itemGroups):
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# self.itemGroups = itemGroups
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# self.filterModel('')
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#
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class SearchBox(QtGui.QLineEdit):
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resultSelected = QtCore.Signal(int, str)
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def __init__(self, itemGroups):
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super(SearchBox, self).__init__()
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qom = SearchQCompleter(itemGroups, IndentedItemDelegate())
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qom.setMaxVisibleItems(20)
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#qom.setCompletionMode(QtGui.QCompleter.CompletionMode.PopupCompletion)
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# Thanks to https://saurabhg.com/programming/search-box-using-qlineedit/ for indicating a few useful options
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ico = QtGui.QIcon(':/icons/help-browser.svg')
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#ico = QtGui.QIcon(':/icons/WhatsThis.svg')
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self.addAction(ico, QtGui.QLineEdit.LeadingPosition)
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self.setClearButtonEnabled(True)
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self.setPlaceholderText('Search tools, prefs & tree')
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self.setFixedWidth(200)
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# Signals & slots for enter / click
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def completerActivated(index):
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print('fooooooooooooo')
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global xxx
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xxx = index
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print(qom.model().rowCount(), index.row())
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# TODO: run the action!
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result = str(qom.model().data(index.siblingAtColumn(1)))
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print('res='+result)
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self.clear()
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self.completer().setCompletionPrefix('')
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self.resultSelected.emit(str(index), result)
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def returnPressed():
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# def filterModel(self, userInput):
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# def matches(s):
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# return userInput.lower() in s.lower()
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# def filterGroup(group):
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# if matches(group['text']):
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# # If a group matches, include the entire subtree (might need to disable this if it causes too much noise)
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# return group
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# else:
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# subitems = filterGroups(group['subitems'])
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# if len(subitems) > 0 or matches(group['text']):
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# return { 'text': group['text'], 'icon': group['icon'], 'action': group['action'], 'subitems': subitems }
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# else:
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# return None
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# def filterGroups(groups):
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# groups = (filterGroup(group) for group in groups)
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# return [group for group in groups if group is not None]
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# def addGroups(filteredGroups, depth=0):
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# for group in filteredGroups:
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# mdl.appendRow([QtGui.QStandardItem(group['icon'] or QtGui.QIcon(), group['text']),
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# QtGui.QStandardItem(str(depth)),
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# QtGui.QStandardItem(group['action'])])
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# addGroups(group['subitems'], depth+1)
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# mdl = QtGui.QStandardItemModel()
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# mdl.appendColumn([])
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# addGroups(filterGroups(itemGroups))
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#
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# print('setSourceModel for userInput ' + repr(userInput) + ' with ' + str(mdl.rowCount()) + ' rows.')
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# self.model().setSourceModel(mdl)
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# # https://stackoverflow.com/a/65930408/324969
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#
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# # the splitPath(self, path) method is called every time the input string changes, before
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# # drawing the completion list, we latch onto this method to also update the model to contain
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# # the appropriate results, as given by the custom filterAcceptsRow method above.
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# def splitPath(self, path):
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# self.filterModel(path)
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# # Pretend that the user endered the empty string, so that all items from the filteredProxyModel match.
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# return ''
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#
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#class SearchBox(QtGui.QLineEdit):
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# resultSelected = QtCore.Signal(int, str)
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# def __init__(self, itemGroups):
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# super(SearchBox, self).__init__()
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# qom = SearchQCompleter(itemGroups, IndentedItemDelegate())
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# qom.setMaxVisibleItems(20)
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# #qom.setCompletionMode(QtGui.QCompleter.CompletionMode.PopupCompletion)
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# # Thanks to https://saurabhg.com/programming/search-box-using-qlineedit/ for indicating a few useful options
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# ico = QtGui.QIcon(':/icons/help-browser.svg')
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# #ico = QtGui.QIcon(':/icons/WhatsThis.svg')
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# self.addAction(ico, QtGui.QLineEdit.LeadingPosition)
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# self.setClearButtonEnabled(True)
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# self.setPlaceholderText('Search tools, prefs & tree')
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# self.setFixedWidth(200)
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# # Signals & slots for enter / click
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# def completerActivated(index):
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# print('fooooooooooooo')
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# print(qom.model().rowCount(), index.row())
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# # TODO: run the action!
|
||||
# result = str(qom.model().data(index.siblingAtColumn(1)))
|
||||
# print('res='+result)
|
||||
# self.clear()
|
||||
# self.completer().setCompletionPrefix('')
|
||||
pass
|
||||
#text = sea.text()
|
||||
#self.clear()
|
||||
#self.resultSelected.emit('text returnPressed' + text)
|
||||
self.returnPressed.connect(returnPressed)
|
||||
#QtCore.QObject.connect(self.completer(), QtCore.SIGNAL('activated(QModelIndex)'), completerActivated) #, QtCore.Qt.ConnectionType.QueuedConnection)
|
||||
qom.activated.connect(completerActivated, QtCore.Qt.ConnectionType.DirectConnection) #, QtCore.Qt.ConnectionType.QueuedConnection)
|
||||
#self.completer().activated.connect(returnPressedOrCompleterActivated)
|
||||
def textChanged():
|
||||
print('textChanged')
|
||||
# Workaround: Clear completion prefix and still show the completion box when doing backspace after typing a single character
|
||||
if self.text() == '':
|
||||
self.completer().setCompletionPrefix(self.text())
|
||||
self.completer().complete()
|
||||
self.textChanged.connect(textChanged)
|
||||
self.setCompleter(qom)
|
||||
def focusInEvent(self, e):
|
||||
super(SearchBox, self).focusInEvent(e)
|
||||
self.completer().setCompletionPrefix(self.text())
|
||||
self.completer().complete()
|
||||
self.completer().setCurrentRow(1) # Does not work
|
||||
#d=QtGui.QKeyEvent(QtCore.QEvent.KeyPress, QtCore.Qt.Key_Down, QtCore.Qt.NoModifier)
|
||||
#QtCore.QCoreApplication.postEvent(self, d)
|
||||
def mousePressEvent(self, e):
|
||||
super(SearchBox, self).mousePressEvent(e)
|
||||
self.completer().setCompletionPrefix(self.text())
|
||||
self.completer().complete()
|
||||
self.completer().setCurrentRow(1) # Does not work
|
||||
#d=QtGui.QKeyEvent(QtCore.QEvent.KeyPress, QtCore.Qt.Key_Down, QtCore.Qt.NoModifier)
|
||||
#QtCore.QCoreApplication.postEvent(self, d)
|
||||
sea = QtGui.QLineEdit()
|
||||
# self.resultSelected.emit(str(index), result)
|
||||
# def returnPressed():
|
||||
# #self.clear()
|
||||
# #self.completer().setCompletionPrefix('')
|
||||
# pass
|
||||
# #text = sea.text()
|
||||
# #self.clear()
|
||||
# #self.resultSelected.emit('text returnPressed' + text)
|
||||
# self.returnPressed.connect(returnPressed)
|
||||
# #QtCore.QObject.connect(self.completer(), QtCore.SIGNAL('activated(QModelIndex)'), completerActivated) #, QtCore.Qt.ConnectionType.QueuedConnection)
|
||||
# qom.activated.connect(completerActivated, QtCore.Qt.ConnectionType.DirectConnection) #, QtCore.Qt.ConnectionType.QueuedConnection)
|
||||
# #self.completer().activated.connect(returnPressedOrCompleterActivated)
|
||||
# def textChanged():
|
||||
# print('textChanged')
|
||||
# # Workaround: Clear completion prefix and still show the completion box when doing backspace after typing a single character
|
||||
# if self.text() == '':
|
||||
# self.completer().setCompletionPrefix(self.text())
|
||||
# self.completer().complete()
|
||||
# self.textChanged.connect(textChanged)
|
||||
# QtCore.QObject.connect(qom.popup(), QtCore.SIGNAL('clicked(QModelIndex)'), lambda x: print(x))
|
||||
# self.setCompleter(qom)
|
||||
# def focusInEvent(self, e):
|
||||
# super(SearchBox, self).focusInEvent(e)
|
||||
# self.completer().setCompletionPrefix(self.text())
|
||||
# self.completer().complete()
|
||||
# self.completer().setCurrentRow(1) # Does not work
|
||||
# #d=QtGui.QKeyEvent(QtCore.QEvent.KeyPress, QtCore.Qt.Key_Down, QtCore.Qt.NoModifier)
|
||||
# #QtCore.QCoreApplication.postEvent(self, d)
|
||||
# def mousePressEvent(self, e):
|
||||
# super(SearchBox, self).mousePressEvent(e)
|
||||
# self.completer().setCompletionPrefix(self.text())
|
||||
# self.completer().complete()
|
||||
# self.completer().setCurrentRow(1) # Does not work
|
||||
# #d=QtGui.QKeyEvent(QtCore.QEvent.KeyPress, QtCore.Qt.Key_Down, QtCore.Qt.NoModifier)
|
||||
# #QtCore.QCoreApplication.postEvent(self, d)
|
||||
#
|
||||
mw = Gui.getMainWindow()
|
||||
mdi = mw.findChild(QtGui.QMdiArea)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user