--- a/eric6/Helpviewer/SearchWidget.py Sat Sep 07 14:45:27 2019 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,242 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Copyright (c) 2009 - 2019 Detlev Offenbach <detlev@die-offenbachs.de>
-#
-
-"""
-Module implementing the search bar for the web browser.
-"""
-
-from __future__ import unicode_literals
-
-from PyQt5.QtCore import pyqtSlot, Qt
-from PyQt5.QtGui import QPalette, QBrush, QColor
-from PyQt5.QtWidgets import QWidget
-from PyQt5.QtWebKitWidgets import QWebPage
-
-from .Ui_SearchWidget import Ui_SearchWidget
-
-import UI.PixmapCache
-
-
-class SearchWidget(QWidget, Ui_SearchWidget):
- """
- Class implementing the search bar for the web browser.
- """
- def __init__(self, mainWindow, parent=None):
- """
- Constructor
-
- @param mainWindow reference to the main window (QMainWindow)
- @param parent parent widget of this dialog (QWidget)
- """
- super(SearchWidget, self).__init__(parent)
- self.setupUi(self)
-
- self.__mainWindow = mainWindow
-
- self.wrapCheckBox.setChecked(True)
- self.closeButton.setIcon(UI.PixmapCache.getIcon("close.png"))
- 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.havefound = False
- self.__findBackwards = False
-
- self.findtextCombo.setCompleter(None)
- self.findtextCombo.lineEdit().returnPressed.connect(
- self.__findByReturnPressed)
- self.findtextCombo.lineEdit().textEdited.connect(
- self.__searchTextEdited)
-
- if hasattr(QWebPage, "HighlightAllOccurrences"):
- self.highlightAllCheckBox.setChecked(True)
- else:
- self.highlightAllCheckBox.setVisible(False)
-
- def on_findtextCombo_editTextChanged(self, txt):
- """
- Private slot to enable/disable the find buttons.
-
- @param txt text of the combobox (string)
- """
- self.findPrevButton.setEnabled(txt != "")
- self.findNextButton.setEnabled(txt != "")
-
- def __searchTextEdited(self, txt):
- """
- Private slot to perform an incremental search.
-
- @param txt current text of the search combos line edit (string)
- (unused)
- """
- self.on_highlightAllCheckBox_toggled(True)
- self.__findNextPrev()
-
- def __findNextPrev(self):
- """
- Private slot to find the next occurrence of text.
- """
- self.infoLabel.clear()
- self.__setFindtextComboBackground(False)
-
- if not self.findtextCombo.currentText():
- return
-
- if not self.__mainWindow.currentBrowser().findNextPrev(
- self.findtextCombo.currentText(),
- self.caseCheckBox.isChecked(),
- self.__findBackwards,
- self.wrapCheckBox.isChecked(),
- False):
- self.infoLabel.setText(self.tr("Expression was not found."))
- self.__setFindtextComboBackground(True)
-
- @pyqtSlot(bool)
- def on_highlightAllCheckBox_toggled(self, checked):
- """
- Private slot to toggle the highlight of all occurrences.
-
- @param checked flag indicating the check box toggle state (boolean)
- """
- cbr = self.__mainWindow.currentBrowser()
- if cbr is None:
- return
- cbr.findNextPrev(
- "", False, False, False, True)
- if self.highlightAllCheckBox.isChecked():
- cbr.findNextPrev(
- self.findtextCombo.currentText(),
- self.caseCheckBox.isChecked(),
- False, False, True)
-
- @pyqtSlot()
- def on_findNextButton_clicked(self):
- """
- Private slot to find the next occurrence.
- """
- txt = self.findtextCombo.currentText()
-
- # 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)
-
- self.__findBackwards = False
- self.__findNextPrev()
-
- def findNext(self):
- """
- Public slot to find the next occurrence.
- """
- if not self.havefound or not self.findtextCombo.currentText():
- self.showFind()
- return
-
- self.on_findNextButton_clicked()
-
- @pyqtSlot()
- def on_findPrevButton_clicked(self):
- """
- Private slot to find the previous occurrence.
- """
- txt = self.findtextCombo.currentText()
-
- # 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)
-
- self.__findBackwards = True
- self.__findNextPrev()
-
- def findPrevious(self):
- """
- Public slot to find the previous occurrence.
- """
- if not self.havefound or not self.findtextCombo.currentText():
- self.showFind()
- return
-
- self.on_findPrevButton_clicked()
-
- def __findByReturnPressed(self):
- """
- Private slot to handle the returnPressed signal of the findtext
- combobox.
- """
- if self.__findBackwards:
- self.on_findPrevButton_clicked()
- else:
- self.on_findNextButton_clicked()
-
- def showFind(self):
- """
- Public method to display this dialog.
- """
- self.havefound = True
- self.__findBackwards = False
-
- self.findtextCombo.clear()
- self.findtextCombo.addItems(self.findHistory)
- self.findtextCombo.setEditText('')
- self.findtextCombo.setFocus()
-
- self.caseCheckBox.setChecked(False)
-
- if self.__mainWindow.currentBrowser().hasSelection():
- self.findtextCombo.setEditText(
- self.__mainWindow.currentBrowser().selectedText())
-
- self.__setFindtextComboBackground(False)
- self.show()
-
- @pyqtSlot()
- def on_closeButton_clicked(self):
- """
- Private slot to close the widget.
- """
- self.close()
-
- def keyPressEvent(self, event):
- """
- Protected slot to handle key press events.
-
- @param event reference to the key press event (QKeyEvent)
- """
- if event.key() == Qt.Key_Escape:
- cb = self.__mainWindow.currentBrowser()
- if cb:
- cb.setFocus(Qt.ActiveWindowFocusReason)
- event.accept()
- self.close()
-
- 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()
