eric: comparison E5Gui/E5TextEditSearchWidget.py

-:cc296ba99a3f
+:6f958d5765f4
 """
 from __future__ import unicode_literals
 from PyQt5.QtCore import pyqtSlot, Qt
-from PyQt5.QtGui import QTextDocument
+from PyQt5.QtGui import QPalette, QBrush, QColor, QTextDocument, QTextCursor
 from PyQt5.QtWidgets import QWidget
-from E5Gui import E5MessageBox
 from .Ui_E5TextEditSearchWidget import Ui_E5TextEditSearchWidget
 import UI.PixmapCache
 """
 super(E5TextEditSearchWidget, self).__init__(parent)
 self.setupUi(self)
 self.__textedit = None
+self.__texteditType = ""
 self.__findBackwards = True
 self.findPrevButton.setIcon(UI.PixmapCache.getIcon("1leftarrow.png"))
 self.findNextButton.setIcon(UI.PixmapCache.getIcon("1rightarrow.png"))
+self.__defaultBaseColor = \
+self.findtextCombo.lineEdit().palette().color(QPalette.Base)
+self.__defaultTextColor = \
+self.findtextCombo.lineEdit().palette().color(QPalette.Text)
 self.findHistory = []
 self.findtextCombo.setCompleter(None)
 self.findtextCombo.lineEdit().returnPressed.connect(
 self.__findByReturnPressed)
 self.__setSearchButtons(False)
+self.infoLabel.hide()
 self.setFocusProxy(self.findtextCombo)
-def attachTextEdit(self, textedit):
+def attachTextEdit(self, textedit, editType="QTextEdit"):
 """
 Public method to attach a QTextEdit widget.
-@param textedit reference to the QTextEdit to be attached (QTextEdit)
+@param textedit reference to the edit widget to be attached
-"""
+@type QTextEdit, QWebEngineView or QWebView
+@param editType type of the attached edit widget
+@type str (one of "QTextEdit", "QWebEngineView" or "QWebView")
+"""
+assert editType in ["QTextEdit", "QWebEngineView", "QWebView"]
 self.__textedit = textedit
+self.__texteditType = editType
+self.wordCheckBox.setVisible(editType == "QTextEdit")
 def keyPressEvent(self, event):
 """
 Protected slot to handle key press events.
 Private slot to enable/disable the find buttons.
 @param txt text of the combobox (string)
 """
 self.__setSearchButtons(txt != "")
+self.infoLabel.hide()
+self.__setFindtextComboBackground(False)
 def __setSearchButtons(self, enabled):
 """
 Private slot to set the state of the search buttons.
 @param backwards flag indicating a backwards search (boolean)
 """
 if not self.__textedit:
 return
+self.infoLabel.clear()
+self.infoLabel.hide()
+self.__setFindtextComboBackground(False)
 txt = self.findtextCombo.currentText()
+if not txt:
+return
 self.__findBackwards = backwards
 # This moves any previous occurrence of this statement to the head
 # of the list and updates the combobox
 if txt in self.findHistory:
 self.findHistory.remove(txt)
 self.findHistory.insert(0, txt)
 self.findtextCombo.clear()
 self.findtextCombo.addItems(self.findHistory)
+if self.__texteditType == "QTextEdit":
+ok = self.__findPrevNextQTextEdit(backwards)
+self.__findNextPrevCallback(ok)
+elif self.__texteditType == "QWebEngineView":
+self.__findPrevNextQWebEngineView(backwards)
+elif self.__texteditType == "QWebView":
+ok = self.__findPrevNextQWebView(backwards)
+self.__findNextPrevCallback(ok)
+def __findPrevNextQTextEdit(self, backwards):
+"""
+Private method to to search the associated edit widget of
+type QTextEdit.
+@param backwards flag indicating a backwards search
+@type bool
+@return flag indicating the search result
+@rtype bool
+"""
 if backwards:
 flags = QTextDocument.FindFlags(QTextDocument.FindBackward)
 else:
 flags = QTextDocument.FindFlags()
 if self.caseCheckBox.isChecked():
 flags |= QTextDocument.FindCaseSensitively
 if self.wordCheckBox.isChecked():
 flags |= QTextDocument.FindWholeWords
-ok = self.__textedit.find(txt, flags)
+ok = self.__textedit.find(self.findtextCombo.currentText(), flags)
 if not ok:
-E5MessageBox.information(
+# wrap around once
-self,
+cursor = self.__textedit.textCursor()
-self.tr("Find"),
+if backwards:
-self.tr("""'{0}' was not found.""").format(txt))
+moveOp = QTextCursor.End        # move to end of document
+else:
+moveOp = QTextCursor.Start      # move to start of document
+cursor.movePosition(moveOp)
+self.__textedit.setTextCursor(cursor)
+ok = self.__textedit.find(self.findtextCombo.currentText(), flags)
+return ok
+def __findPrevNextQWebView(self, backwards):
+"""
+Private method to to search the associated edit widget of
+type QWebView.
+@param backwards flag indicating a backwards search
+@type bool
+@return flag indicating the search result
+@rtype bool
+"""
+from PyQt5.QtWebKitWidgets import QWebPage
+findFlags = QWebPage.FindFlags(QWebPage.FindWrapsAroundDocument)
+if self.caseCheckBox.isChecked():
+findFlags |= QWebPage.FindCaseSensitively
+if backwards:
+findFlags |= QWebPage.FindBackward
+return self.__textedit.findText(self.findtextCombo.currentText(),
+findFlags)
+def __findPrevNextQWebEngineView(self, backwards):
+"""
+Private method to to search the associated edit widget of
+type QWebEngineView.
+@param backwards flag indicating a backwards search
+@type bool
+"""
+from PyQt5.QtWebEngineWidgets import QWebEnginePage
+findFlags = QWebEnginePage.FindFlags()
+if self.caseCheckBox.isChecked():
+findFlags |= QWebEnginePage.FindCaseSensitively
+if backwards:
+findFlags |= QWebEnginePage.FindBackward
+self.__textedit.findText(self.findtextCombo.currentText(),
+findFlags, self.__findNextPrevCallback)
+def __findNextPrevCallback(self, found):
+"""
+Private method to process the result of the last search.
+@param found flag indicating if the last search succeeded
+@type bool
+"""
+if not found:
+txt = self.findtextCombo.currentText()
+self.infoLabel.setText(
+self.tr("'{0}' was not found.").format(txt))
+self.infoLabel.show()
+self.__setFindtextComboBackground(True)
+def __setFindtextComboBackground(self, error):
+"""
+Private slot to change the findtext combo background to indicate
+errors.
+@param error flag indicating an error condition (boolean)
+"""
+le = self.findtextCombo.lineEdit()
+p = le.palette()
+if error:
+p.setBrush(QPalette.Base, QBrush(QColor("#FF6666")))
+p.setBrush(QPalette.Text, QBrush(QColor("#000000")))
+else:
+p.setBrush(QPalette.Base, self.__defaultBaseColor)
+p.setBrush(QPalette.Text, self.__defaultTextColor)
+le.setPalette(p)
+le.update()

Mercurial Repositories > eric / file comparison

comparison: E5Gui/E5TextEditSearchWidget.py

E5Gui/E5TextEditSearchWidget.py