--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Debugger/BreakPointViewer.py Mon Dec 28 16:03:33 2009 +0000
@@ -0,0 +1,439 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2005 - 2009 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing the Breakpoint viewer widget.
+"""
+
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+
+from E4Gui.E4Application import e4App
+
+from EditBreakpointDialog import EditBreakpointDialog
+
+class BreakPointViewer(QTreeView):
+ """
+ Class implementing the Breakpoint viewer widget.
+
+ Breakpoints will be shown with all their details. They can be modified through
+ the context menu of this widget.
+
+ @signal sourceFile(string, int) emitted to show the source of a breakpoint
+ """
+ def __init__(self, parent = None):
+ """
+ Constructor
+
+ @param parent the parent (QWidget)
+ """
+ QTreeView.__init__(self, parent)
+ self.setObjectName("BreakPointViewer")
+
+ self.__model = None
+
+ self.setItemsExpandable(False)
+ self.setRootIsDecorated(False)
+ self.setAlternatingRowColors(True)
+ self.setSelectionMode(QAbstractItemView.ExtendedSelection)
+ self.setSelectionBehavior(QAbstractItemView.SelectRows)
+
+ self.setWindowTitle(self.trUtf8("Breakpoints"))
+
+ self.setContextMenuPolicy(Qt.CustomContextMenu)
+ self.connect(self,SIGNAL('customContextMenuRequested(const QPoint &)'),
+ self.__showContextMenu)
+ self.connect(self,SIGNAL('doubleClicked(const QModelIndex &)'),
+ self.__doubleClicked)
+
+ self.__createPopupMenus()
+
+ self.condHistory = []
+ self.fnHistory = []
+ self.fnHistory.append('')
+
+ def setModel(self, model):
+ """
+ Public slot to set the breakpoint model.
+
+ @param reference to the breakpoint model (BreakPointModel)
+ """
+ self.__model = model
+
+ self.sortingModel = QSortFilterProxyModel()
+ self.sortingModel.setSourceModel(self.__model)
+ QTreeView.setModel(self, self.sortingModel)
+
+ header = self.header()
+ header.setSortIndicator(0, Qt.AscendingOrder)
+ header.setSortIndicatorShown(True)
+ header.setClickable(True)
+
+ self.setSortingEnabled(True)
+
+ self.__layoutDisplay()
+
+ def __layoutDisplay(self):
+ """
+ Private slot to perform a layout operation.
+ """
+ self.doItemsLayout()
+ self.__resizeColumns()
+ self.__resort()
+
+ def __resizeColumns(self):
+ """
+ Private slot to resize the view when items get added, edited or deleted.
+ """
+ self.header().resizeSections(QHeaderView.ResizeToContents)
+ self.header().setStretchLastSection(True)
+
+ def __resort(self):
+ """
+ Private slot to resort the tree.
+ """
+ self.model().sort(self.header().sortIndicatorSection(),
+ self.header().sortIndicatorOrder())
+
+ def __toSourceIndex(self, index):
+ """
+ Private slot to convert an index to a source index.
+
+ @param index index to be converted (QModelIndex)
+ """
+ return self.sortingModel.mapToSource(index)
+
+ def __fromSourceIndex(self, sindex):
+ """
+ Private slot to convert a source index to an index.
+
+ @param sindex source index to be converted (QModelIndex)
+ """
+ return self.sortingModel.mapFromSource(sindex)
+
+ def __setRowSelected(self, index, selected = True):
+ """
+ Private slot to select a complete row.
+
+ @param index index determining the row to be selected (QModelIndex)
+ @param selected flag indicating the action (bool)
+ """
+ if not index.isValid():
+ return
+
+ if selected:
+ flags = QItemSelectionModel.SelectionFlags(\
+ QItemSelectionModel.ClearAndSelect | QItemSelectionModel.Rows)
+ else:
+ flags = QItemSelectionModel.SelectionFlags(\
+ QItemSelectionModel.Deselect | QItemSelectionModel.Rows)
+ self.selectionModel().select(index, flags)
+
+ def __createPopupMenus(self):
+ """
+ Private method to generate the popup menus.
+ """
+ self.menu = QMenu()
+ self.menu.addAction(self.trUtf8("Add"), self.__addBreak)
+ self.menu.addAction(self.trUtf8("Edit..."), self.__editBreak)
+ self.menu.addSeparator()
+ self.menu.addAction(self.trUtf8("Enable"), self.__enableBreak)
+ self.menu.addAction(self.trUtf8("Enable all"), self.__enableAllBreaks)
+ self.menu.addSeparator()
+ self.menu.addAction(self.trUtf8("Disable"), self.__disableBreak)
+ self.menu.addAction(self.trUtf8("Disable all"), self.__disableAllBreaks)
+ self.menu.addSeparator()
+ self.menu.addAction(self.trUtf8("Delete"), self.__deleteBreak)
+ self.menu.addAction(self.trUtf8("Delete all"), self.__deleteAllBreaks)
+ self.menu.addSeparator()
+ self.menu.addAction(self.trUtf8("Goto"), self.__showSource)
+ self.menu.addSeparator()
+ self.menu.addAction(self.trUtf8("Configure..."), self.__configure)
+
+ self.backMenuActions = {}
+ self.backMenu = QMenu()
+ self.backMenu.addAction(self.trUtf8("Add"), self.__addBreak)
+ self.backMenuActions["EnableAll"] = \
+ self.backMenu.addAction(self.trUtf8("Enable all"), self.__enableAllBreaks)
+ self.backMenuActions["DisableAll"] = \
+ self.backMenu.addAction(self.trUtf8("Disable all"), self.__disableAllBreaks)
+ self.backMenuActions["DeleteAll"] = \
+ self.backMenu.addAction(self.trUtf8("Delete all"), self.__deleteAllBreaks)
+ self.connect(self.backMenu, SIGNAL('aboutToShow()'), self.__showBackMenu)
+ self.backMenu.addSeparator()
+ self.backMenu.addAction(self.trUtf8("Configure..."), self.__configure)
+
+ self.multiMenu = QMenu()
+ self.multiMenu.addAction(self.trUtf8("Add"), self.__addBreak)
+ self.multiMenu.addSeparator()
+ self.multiMenu.addAction(self.trUtf8("Enable selected"),
+ self.__enableSelectedBreaks)
+ self.multiMenu.addAction(self.trUtf8("Enable all"), self.__enableAllBreaks)
+ self.multiMenu.addSeparator()
+ self.multiMenu.addAction(self.trUtf8("Disable selected"),
+ self.__disableSelectedBreaks)
+ self.multiMenu.addAction(self.trUtf8("Disable all"), self.__disableAllBreaks)
+ self.multiMenu.addSeparator()
+ self.multiMenu.addAction(self.trUtf8("Delete selected"),
+ self.__deleteSelectedBreaks)
+ self.multiMenu.addAction(self.trUtf8("Delete all"), self.__deleteAllBreaks)
+ self.multiMenu.addSeparator()
+ self.multiMenu.addAction(self.trUtf8("Configure..."), self.__configure)
+
+ def __showContextMenu(self, coord):
+ """
+ Private slot to show the context menu.
+
+ @param coord the position of the mouse pointer (QPoint)
+ """
+ cnt = self.__getSelectedItemsCount()
+ if cnt <= 1:
+ index = self.indexAt(coord)
+ if index.isValid():
+ cnt = 1
+ self.__setRowSelected(index)
+ coord = self.mapToGlobal(coord)
+ if cnt > 1:
+ self.multiMenu.popup(coord)
+ elif cnt == 1:
+ self.menu.popup(coord)
+ else:
+ self.backMenu.popup(coord)
+
+ def __clearSelection(self):
+ """
+ Private slot to clear the selection.
+ """
+ for index in self.selectedIndexes():
+ self.__setRowSelected(index, False)
+
+ def __addBreak(self):
+ """
+ Private slot to handle the add breakpoint context menu entry.
+ """
+ dlg = EditBreakpointDialog((self.fnHistory[0], None), None,
+ self.condHistory, self, modal = 1, addMode = 1,
+ filenameHistory = self.fnHistory)
+ if dlg.exec_() == QDialog.Accepted:
+ fn, line, cond, temp, enabled, count = dlg.getAddData()
+ if fn is not None:
+ if fn in self.fnHistory:
+ self.fnHistory.remove(fn)
+ self.fnHistory.insert(0, fn)
+
+ if cond:
+ if cond in self.condHistory:
+ self.condHistory.remove(cond)
+ self.condHistory.insert(0, cond)
+
+ self.__model.addBreakPoint(fn, line, (cond, temp, enabled, count))
+ self.__resizeColumns()
+ self.__resort()
+
+ def __doubleClicked(self, index):
+ """
+ Private slot to handle the double clicked signal.
+
+ @param index index of the entry that was double clicked (QModelIndex)
+ """
+ if index.isValid():
+ self.__editBreakpoint(index)
+
+ def __editBreak(self):
+ """
+ Private slot to handle the edit breakpoint context menu entry.
+ """
+ index = self.currentIndex()
+ if index.isValid():
+ self.__editBreakpoint(index)
+
+ def __editBreakpoint(self, index):
+ """
+ Private slot to edit a breakpoint.
+
+ @param index index of breakpoint to be edited (QModelIndex)
+ """
+ sindex = self.__toSourceIndex(index)
+ if sindex.isValid():
+ bp = self.__model.getBreakPointByIndex(sindex)
+ if not bp:
+ return
+
+ fn, line, cond, temp, enabled, count = bp[:6]
+
+ dlg = EditBreakpointDialog((fn, line), (cond, temp, enabled, count),
+ self.condHistory, self, modal = True)
+ if dlg.exec_() == QDialog.Accepted:
+ cond, temp, enabled, count = dlg.getData()
+ if cond:
+ if cond in self.condHistory:
+ self.condHistory.remove(cond)
+ self.condHistory.insert(0, cond)
+
+ self.__model.setBreakPointByIndex(sindex,
+ fn, line, (cond, temp, enabled, count))
+ self.__resizeColumns()
+ self.__resort()
+
+ def __setBpEnabled(self, index, enabled):
+ """
+ Private method to set the enabled status of a breakpoint.
+
+ @param index index of breakpoint to be enabled/disabled (QModelIndex)
+ @param enabled flag indicating the enabled status to be set (boolean)
+ """
+ sindex = self.__toSourceIndex(index)
+ if sindex.isValid():
+ self.__model.setBreakPointEnabledByIndex(sindex, enabled)
+
+ def __enableBreak(self):
+ """
+ Private slot to handle the enable breakpoint context menu entry.
+ """
+ index = self.currentIndex()
+ self.__setBpEnabled(index, True)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __enableAllBreaks(self):
+ """
+ Private slot to handle the enable all breakpoints context menu entry.
+ """
+ index = self.model().index(0, 0)
+ while index.isValid():
+ self.__setBpEnabled(index, True)
+ index = self.indexBelow(index)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __enableSelectedBreaks(self):
+ """
+ Private slot to handle the enable selected breakpoints context menu entry.
+ """
+ for index in self.selectedIndexes():
+ if index.column() == 0:
+ self.__setBpEnabled(index, True)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __disableBreak(self):
+ """
+ Private slot to handle the disable breakpoint context menu entry.
+ """
+ index = self.currentIndex()
+ self.__setBpEnabled(index, False)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __disableAllBreaks(self):
+ """
+ Private slot to handle the disable all breakpoints context menu entry.
+ """
+ index = self.model().index(0, 0)
+ while index.isValid():
+ self.__setBpEnabled(index, False)
+ index = self.indexBelow(index)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __disableSelectedBreaks(self):
+ """
+ Private slot to handle the disable selected breakpoints context menu entry.
+ """
+ for index in self.selectedIndexes():
+ if index.column() == 0:
+ self.__setBpEnabled(index, False)
+ self.__resizeColumns()
+ self.__resort()
+
+ def __deleteBreak(self):
+ """
+ Private slot to handle the delete breakpoint context menu entry.
+ """
+ index = self.currentIndex()
+ sindex = self.__toSourceIndex(index)
+ if sindex.isValid():
+ self.__model.deleteBreakPointByIndex(sindex)
+
+ def __deleteAllBreaks(self):
+ """
+ Private slot to handle the delete all breakpoints context menu entry.
+ """
+ self.__model.deleteAll()
+
+ def __deleteSelectedBreaks(self):
+ """
+ Private slot to handle the delete selected breakpoints context menu entry.
+ """
+ idxList = []
+ for index in self.selectedIndexes():
+ sindex = self.__toSourceIndex(index)
+ if sindex.isValid() and index.column() == 0:
+ idxList.append(sindex)
+ self.__model.deleteBreakPoints(idxList)
+
+ def __showSource(self):
+ """
+ Private slot to handle the goto context menu entry.
+ """
+ index = self.currentIndex()
+ sindex = self.__toSourceIndex(index)
+ bp = self.__model.getBreakPointByIndex(sindex)
+ if not bp:
+ return
+
+ fn, line = bp[:2]
+ self.emit(SIGNAL("sourceFile"), fn, line)
+
+ def highlightBreakpoint(self, fn, lineno):
+ """
+ Public slot to handle the clientLine signal.
+
+ @param fn filename of the breakpoint (string)
+ @param lineno line number of the breakpoint (integer)
+ """
+ sindex = self.__model.getBreakPointIndex(fn, lineno)
+ if sindex.isValid():
+ return
+
+ index = self.__fromSourceIndex(sindex)
+ if index.isValid():
+ self.__clearSelection()
+ self.__setRowSelected(index, True)
+
+ def handleResetUI(self):
+ """
+ Public slot to reset the breakpoint viewer.
+ """
+ self.__clearSelection()
+
+ def __showBackMenu(self):
+ """
+ Private slot to handle the aboutToShow signal of the background menu.
+ """
+ if self.model().rowCount() == 0:
+ self.backMenuActions["EnableAll"].setEnabled(False)
+ self.backMenuActions["DisableAll"].setEnabled(False)
+ self.backMenuActions["DeleteAll"].setEnabled(False)
+ else:
+ self.backMenuActions["EnableAll"].setEnabled(True)
+ self.backMenuActions["DisableAll"].setEnabled(True)
+ self.backMenuActions["DeleteAll"].setEnabled(True)
+
+ def __getSelectedItemsCount(self):
+ """
+ Private method to get the count of items selected.
+
+ @return count of items selected (integer)
+ """
+ count = len(self.selectedIndexes()) / (self.__model.columnCount() - 1)
+ # column count is 1 greater than selectable
+ return count
+
+ def __configure(self):
+ """
+ Private method to open the configuration dialog.
+ """
+ e4App().getObject("UserInterface").showPreferences("debuggerGeneralPage")
