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path: root/wizards/com/sun/star/wizards/ui/WizardDialog.py
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#
# This file is part of the LibreOffice project.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This file incorporates work covered by the following license notice:
#
#   Licensed to the Apache Software Foundation (ASF) under one or more
#   contributor license agreements. See the NOTICE file distributed
#   with this work for additional information regarding copyright
#   ownership. The ASF licenses this file to you under the Apache
#   License, Version 2.0 (the "License"); you may not use this file
#   except in compliance with the License. You may obtain a copy of
#   the License at http://www.apache.org/licenses/LICENSE-2.0 .
#
import uno
import traceback
from abc import ABCMeta, abstractmethod
from .UnoDialog2 import UnoDialog2, Desktop, PropertyNames, UIConsts, \
    ItemListenerProcAdapter
from ..common.Resource import Resource
from ..common.HelpIds import HelpIds

from com.sun.star.lang import NoSuchMethodException
from com.sun.star.frame import TerminationVetoException
from com.sun.star.awt.PushButtonType import HELP, STANDARD
from com.sun.star.awt.FontWeight import BOLD

class WizardDialog(UnoDialog2):

    __metaclass__ = ABCMeta

    __NEXT_ACTION_PERFORMED = "gotoNextAvailableStep"
    __BACK_ACTION_PERFORMED = "gotoPreviousAvailableStep"
    __FINISH_ACTION_PERFORMED = "finishWizard_1"
    __CANCEL_ACTION_PERFORMED = "cancelWizard_1"
    __HELP_ACTION_PERFORMED = None

    '''
    Creates a new instance of WizardDialog
    the hid is used as following :
    "HID:(hid)"   - the dialog
    "HID:(hid+1)  - the help button
    "HID:(hid+2)" - the back button
    "HID:(hid+3)" - the next button
    "HID:(hid+4)" - the create button
    "HID:(hid+5)" - the cancel button
    @param xMSF
    @param hid_
    '''

    def __init__(self, xMSF, hid_):
        super(WizardDialog,self).__init__(xMSF)
        self.__hid = hid_
        self.iButtonWidth = 50
        self.nNewStep = 1
        self.nOldStep = 1
        self.nMaxStep = 1
        self.bTerminateListenermustberemoved = True
        self.oWizardResource = Resource(xMSF, "dbw")
        self.oRoadmap = None
        self.terminateListener = None

    def activate(self):
        try:
            self.xUnoDialog.toFront()
        except Exception:
            pass
            # do nothing;

    def itemStateChanged(self, itemEvent):
        try:
            self.nNewStep = itemEvent.ItemId
            self.nOldStep = int(self.xDialogModel.Step)
            if self.nNewStep != self.nOldStep:
                self.switchToStep()

        except Exception:
            traceback.print_exc()

    def setRoadmapInteractive(self, _bInteractive):
        self.oRoadmap.Activated = _bInteractive

    def setRoadmapComplete(self, bComplete):
        self.oRoadmap.Complete = bComplete

    def isRoadmapComplete(self):
        try:
            return bool(self.oRoadmap.Complete)
        except Exception:
            traceback.print_exc()
            return False

    def setCurrentRoadmapItemID(self, ID):
        if self.oRoadmap is not None:
            nCurItemID = self.getCurrentRoadmapItemID()
            if nCurItemID != ID:
                self.oRoadmap.CurrentItemID = ID

    def getCurrentRoadmapItemID(self):
        try:
            return int(self.oRoadmap.CurrentItemID)
        except Exception:
            traceback.print_exc()
            return -1


    def initializePaths(self):
        xPropertySet = \
            self.xMSF.createInstance("com.sun.star.util.PathSettings")
        self.sTemplatePath = \
            xPropertySet.getPropertyValue("Template_user")[0]
        self.sUserTemplatePath = \
            xPropertySet.getPropertyValue("Template_writable")
            
    def addRoadmap(self):
        try:
            iDialogHeight = self.xDialogModel.Height
            # the roadmap control has got no real TabIndex ever
            # that is not correct, but changing this would need time,
            # so it is used without TabIndex as before

            xRoadmapControl = self.insertControlModel(
                "com.sun.star.awt.UnoControlRoadmapModel",
                "rdmNavi",
                (PropertyNames.PROPERTY_HEIGHT,
                    PropertyNames.PROPERTY_POSITION_X,
                    PropertyNames.PROPERTY_POSITION_Y,
                    PropertyNames.PROPERTY_STEP,
                    PropertyNames.PROPERTY_TABINDEX, "Tabstop",
                    PropertyNames.PROPERTY_WIDTH),
                ((iDialogHeight - 26), 0, 0, 0,
                    0, True, 85))
            self.oRoadmap = xRoadmapControl.Model
            method = getattr(self, "itemStateChanged")
            xRoadmapControl.addItemListener(
                ItemListenerProcAdapter(method))

            self.oRoadmap.Text = \
                self.oWizardResource.getResText(UIConsts.RID_COMMON + 16)
        except NoSuchMethodException:
            Resource.showCommonResourceError(xMSF)
        except Exception:
            traceback.print_exc()

    def insertRoadmapItem(self, Index, _bEnabled, _sLabel, _CurItemID):
        try:
            if isinstance(_sLabel, int):
                _sLabel = self.sRMItemLabels(_sLabel)
            oRoadmapItem = self.oRoadmap.createInstance()
            oRoadmapItem.Label = _sLabel
            oRoadmapItem.Enabled = _bEnabled
            oRoadmapItem.ID = _CurItemID
            self.oRoadmap.insertByIndex(Index, oRoadmapItem)
        except Exception:
            traceback.print_exc()

    def getRoadmapItemByID(self, _ID):
        try:
            getByIndex = self.oRoadmap.getByIndex
            for i in list(range(self.oRoadmap.Count)):
                CurRoadmapItem = getByIndex(i)
                CurID = int(CurRoadmapItem.ID)
                if CurID == _ID:
                    return CurRoadmapItem

            return None
        except Exception:
            traceback.print_exc()
            return None

    def switchToStep(self,_nOldStep=None, _nNewStep=None):
        if _nOldStep is not None and _nNewStep is not None:
            self.nOldStep = _nOldStep
            self.nNewStep = _nNewStep

        self.leaveStep(self.nOldStep, self.nNewStep)
        if self.nNewStep != self.nOldStep:
            if self.nNewStep == self.nMaxStep:
                self.xDialogModel.btnWizardNext.DefaultButton = False
                self.xDialogModel.btnWizardFinish.DefaultButton = True
            else:
                self.xDialogModel.btnWizardNext.DefaultButton = True
                self.xDialogModel.btnWizardFinish.DefaultButton = False

            self.changeToStep(self.nNewStep)
            self.enterStep(self.nOldStep, self.nNewStep)
            return True

        return False

    @abstractmethod
    def leaveStep(self, nOldStep, nNewStep):
        pass

    @abstractmethod
    def enterStep(self, nOldStep, nNewStep):
        pass

    def changeToStep(self, nNewStep):
        self.xDialogModel.Step = nNewStep
        self.setCurrentRoadmapItemID(nNewStep)
        self.enableNextButton(self.getNextAvailableStep() > 0)
        self.enableBackButton(nNewStep != 1)

    def drawNaviBar(self):
        try:
            curtabindex = UIConsts.SOFIRSTWIZARDNAVITABINDEX
            iButtonWidth = self.iButtonWidth
            iButtonHeight = 14
            iCurStep = 0
            iDialogHeight = self.xDialogModel.Height
            iDialogWidth = self.xDialogModel.Width
            iHelpPosX = 8
            iBtnPosY = iDialogHeight - iButtonHeight - 6
            iCancelPosX = iDialogWidth - self.iButtonWidth - 6
            iFinishPosX = iCancelPosX - 6 - self.iButtonWidth
            iNextPosX = iFinishPosX - 6 - self.iButtonWidth
            iBackPosX = iNextPosX - 3 - self.iButtonWidth
            self.insertControlModel(
                "com.sun.star.awt.UnoControlFixedLineModel",
                "lnNaviSep",
                (PropertyNames.PROPERTY_HEIGHT, "Orientation",
                    PropertyNames.PROPERTY_POSITION_X,
                    PropertyNames.PROPERTY_POSITION_Y,
                    PropertyNames.PROPERTY_STEP,
                    PropertyNames.PROPERTY_WIDTH),
                (1, 0, 0, iDialogHeight - 26, iCurStep, iDialogWidth))
            self.insertControlModel(
                "com.sun.star.awt.UnoControlFixedLineModel",
                "lnRoadSep",
                (PropertyNames.PROPERTY_HEIGHT,
                    "Orientation",
                    PropertyNames.PROPERTY_POSITION_X,
                    PropertyNames.PROPERTY_POSITION_Y,
                    PropertyNames.PROPERTY_STEP,
                    PropertyNames.PROPERTY_WIDTH),
                (iBtnPosY - 6, 1, 85, 0, iCurStep, 1))
            propNames = (PropertyNames.PROPERTY_ENABLED,
                PropertyNames.PROPERTY_HEIGHT,
                PropertyNames.PROPERTY_HELPURL,
                PropertyNames.PROPERTY_LABEL,
                PropertyNames.PROPERTY_POSITION_X,
                PropertyNames.PROPERTY_POSITION_Y,
                "PushButtonType",
                PropertyNames.PROPERTY_STEP,
                PropertyNames.PROPERTY_TABINDEX,
                PropertyNames.PROPERTY_WIDTH)
            self.xDialogModel.HelpURL = HelpIds.getHelpIdString(self.__hid)
            self.insertButton("btnWizardHelp",
                WizardDialog.__HELP_ACTION_PERFORMED,
                (PropertyNames.PROPERTY_ENABLED,
                    PropertyNames.PROPERTY_HEIGHT,
                    PropertyNames.PROPERTY_LABEL,
                    PropertyNames.PROPERTY_POSITION_X,
                    PropertyNames.PROPERTY_POSITION_Y,
                    "PushButtonType",
                    PropertyNames.PROPERTY_STEP,
                    PropertyNames.PROPERTY_TABINDEX,
                    PropertyNames.PROPERTY_WIDTH),
                (True, iButtonHeight,
                    self.oWizardResource.getResText(UIConsts.RID_COMMON + 15),
                    iHelpPosX, iBtnPosY,
                    uno.Any("short",HELP), iCurStep,
                    uno.Any("short",(curtabindex + 1)), iButtonWidth), self)
            self.insertButton("btnWizardBack",
                WizardDialog.__BACK_ACTION_PERFORMED, propNames,
                (False, iButtonHeight, HelpIds.getHelpIdString(self.__hid + 2),
                    self.oWizardResource.getResText(UIConsts.RID_COMMON + 13),
                    iBackPosX, iBtnPosY, uno.Any("short",STANDARD), iCurStep,
                    uno.Any("short",(curtabindex + 1)), iButtonWidth), self)
            self.insertButton("btnWizardNext",
                WizardDialog.__NEXT_ACTION_PERFORMED, propNames,
                (True, iButtonHeight, HelpIds.getHelpIdString(self.__hid + 3),
                    self.oWizardResource.getResText(UIConsts.RID_COMMON + 14),
                    iNextPosX, iBtnPosY, uno.Any("short",STANDARD), iCurStep,
                    uno.Any("short",(curtabindex + 1)), iButtonWidth), self)
            self.insertButton("btnWizardFinish",
                WizardDialog.__FINISH_ACTION_PERFORMED, propNames,
                (True, iButtonHeight, HelpIds.getHelpIdString(self.__hid + 4),
                    self.oWizardResource.getResText(UIConsts.RID_COMMON + 12),
                        iFinishPosX, iBtnPosY, uno.Any("short",STANDARD),
                        iCurStep,
                        uno.Any("short",(curtabindex + 1)),
                        iButtonWidth), self)
            self.insertButton("btnWizardCancel",
                WizardDialog.__CANCEL_ACTION_PERFORMED, propNames,
                (True, iButtonHeight, HelpIds.getHelpIdString(self.__hid + 5),
                    self.oWizardResource.getResText(UIConsts.RID_COMMON + 11),
                    iCancelPosX, iBtnPosY, uno.Any("short",STANDARD), iCurStep,
                    uno.Any("short",(curtabindex + 1)),
                    iButtonWidth), self)
            self.xDialogModel.btnWizardNext.DefaultButton = True
        except Exception:
            traceback.print_exc()

    def insertRoadMapItems(self, enabled, items):
        for index, item in enumerate(items):
            self.insertRoadmapItem(index, enabled[index], item, index + 1)

    def setStepEnabled(self, _nStep, bEnabled, enableNextButton=None):
        xRoadmapItem = self.getRoadmapItemByID(_nStep)
        if xRoadmapItem is not None:
            xRoadmapItem.Enabled = bEnabled
        if enableNextButton is not None:
            if self.getNextAvailableStep() > 0:
                self.enableNextButton(bEnabled)

    def enableNavigationButtons(
            self, _bEnableBack, _bEnableNext, _bEnableFinish):
        self.enableBackButton(_bEnableBack)
        self.enableNextButton(_bEnableNext)
        self.enableFinishButton(_bEnableFinish)

    def enableBackButton(self, enabled):
        self.xDialogModel.btnWizardBack.Enabled = enabled

    def enableNextButton(self, enabled):
        self.xDialogModel.btnWizardNext.Enabled = enabled

    def enableFinishButton(self, enabled):
        self.xDialogModel.btnWizardFinish.Enabled = enabled

    def enablefromStep(self, _iStep, _bDoEnable):
        if _iStep <= self.nMaxStep:
            for i in list(range(_iStep, self.nMaxStep)):
                self.setStepEnabled(i, _bDoEnable)
            enableFinishButton(_bDoEnable)
            if not _bDoEnable:
                enableNextButton(_iStep > getCurrentStep() + 1)
            else:
                enableNextButton(not (getCurrentStep() == self.nMaxStep))

    def isStepEnabled(self, _nStep):
        try:
            xRoadmapItem = self.getRoadmapItemByID(_nStep)
            # Todo: In this case an exception should be thrown
            if xRoadmapItem is None:
                return False
            bIsEnabled = bool(xRoadmapItem.Enabled)
            return bIsEnabled
        except Exception:
            traceback.print_exc()
            return False

    def gotoPreviousAvailableStep(self):
        try:
            if self.nNewStep > 1:
                self.nOldStep = self.nNewStep
                self.nNewStep -= 1
                while self.nNewStep > 0:
                    bIsEnabled = self.isStepEnabled(self.nNewStep)
                    if bIsEnabled:
                        break;

                    self.nNewStep -= 1
                if (self.nNewStep == 0):
                    self.nNewStep = self.nOldStep
                self.switchToStep()
        except Exception:
            traceback.print_exc()

    def getNextAvailableStep(self):
        if self.isRoadmapComplete():
            i = self.nNewStep + 1
            while i <= self.nMaxStep:
                if self.isStepEnabled(i):
                    return i
                i += 1
        return -1

    def gotoNextAvailableStep(self):
        try:
            self.nOldStep = self.nNewStep
            self.nNewStep = self.getNextAvailableStep()
            if self.nNewStep > -1:
                self.switchToStep()
        except Exception:
            traceback.print_exc()

    @abstractmethod
    def finishWizard(self):
        pass

    def finishWizard_1(self):
        '''This function will call
        if the finish button is pressed on the UI'''
        try:
            self.enableFinishButton(False)
            success = False
            try:
                success = self.finishWizard()
            finally:
                if not success:
                    self.enableFinishButton(True)

            if success:
                self.removeTerminateListener()
        except Exception:
             traceback.print_exc()

    def getMaximalStep(self):
        return self.nMaxStep

    def getCurrentStep(self):
        try:
            return int(self.xDialogModel.Step)
        except Exception:
            traceback.print_exc()
            return -1

    def setCurrentStep(self, _nNewstep):
        self.nNewStep = _nNewstep
        changeToStep(self.nNewStep)

    def setRightPaneHeaders(self, _sRightPaneHeaders):
        self.nMaxStep = len(_sRightPaneHeaders)
        self.sRightPaneHeaders = _sRightPaneHeaders
        oFontDesc = uno.createUnoStruct('com.sun.star.awt.FontDescriptor')
        oFontDesc.Weight = BOLD
        for i in range(self.nMaxStep):
            self.insertLabel("lblQueryTitle" + str(i),
                ("FontDescriptor",
                PropertyNames.PROPERTY_HEIGHT,
                PropertyNames.PROPERTY_LABEL,
                PropertyNames.PROPERTY_MULTILINE,
                PropertyNames.PROPERTY_POSITION_X,
                PropertyNames.PROPERTY_POSITION_Y,
                PropertyNames.PROPERTY_STEP,
                PropertyNames.PROPERTY_TABINDEX,
                PropertyNames.PROPERTY_WIDTH),(
                    oFontDesc, 16, _sRightPaneHeaders[i],
                    True, 91, 8, i + 1, 12, 212))

    def cancelWizard(self):
        #can be overwritten by extending class
        self.xUnoDialog.endExecute()

    def removeTerminateListener(self):
        if self.bTerminateListenermustberemoved:
            Desktop.getDesktop(self.xMSF).removeTerminateListener(self.terminateListener)
            self.bTerminateListenermustberemoved = False

    '''
    called by the cancel button and
    by the window hidden event.
    if this method was not called before,
    perform a cancel.
    '''

    def cancelWizard_1(self):
        try:
            self.cancelWizard()
            self.removeTerminateListener()
        except Exception:
            traceback.print_exc()

    def windowHidden():
        self.cancelWizard_1()

    def queryTermination(self):
        self.activate()
        raise TerminationVetoException()

    def disposing(arg0):
        self.cancelWizard_1()

    def optCreateFromTemplateItemChanged(self):
        self.bEditTemplate = False

    def optMakeChangesItemChanged(self):
        self.bEditTemplate = True