KCalUtils

recurrenceactions.h
1 /*
2  This file is part of the kcal library.
3 
4  SPDX-FileCopyrightText: 2010 Klarälvdalens Datakonsult AB, a KDAB Group company <[email protected]>
5  SPDX-FileContributor: Kevin Krammer <[email protected]>
6 
7  SPDX-License-Identifier: LGPL-2.0-or-later
8 */
9 
10 #pragma once
11 
12 #include "kcalutils_export.h"
13 
14 #include <KCalendarCore/Incidence>
15 
16 class QDateTime;
17 class KGuiItem;
18 class QWidget;
19 
20 namespace KCalUtils
21 {
22 /**
23  @short Utility functions for dealing with recurrences
24 
25  Incidences with recurrencies need to be treated differently than single independent ones.
26  For example the user might be given the choice to not only modify a selected occurrence
27  of an incidence but also all that follow that one, etc.
28 
29  @author Kevin Krammer, [email protected]
30  @since 4.6
31 */
32 namespace RecurrenceActions
33 {
34 /**
35  @short Flags for indicating on which occurrences to work on
36 
37  Flags can be OR'ed together to get a combined scope.
38 */
39 enum Scope {
40  /**
41  Scope does not apply to any occurrence
42  */
44 
45  /**
46  Scope does include the given/selected occurrence
47  */
49 
50  /**
51  Scope does include occurrences before the given/selected occurrence
52  */
54 
55  /**
56  Scope does include occurrences after the given/selected occurrence
57  */
59 
60  /**
61  Scope does include all occurrences (past, present and future)
62  */
64 };
65 
66 /**
67  @short Checks what scope an action could be applied on for a given incidence
68 
69  Checks whether the incidence is occurring on the given date and whether there
70  are occurrences in the past and future.
71 
72  @param incidence the incidence of which to check recurrences.
73  @param selectedOccurrence the date (including timespec) to use as the base occurrence,
74  i.e., from which to check for past and future occurrences.
75 
76  @return the #Scope to which actions on the given @incidence can be applied to
77 */
78 [[nodiscard]] KCALUTILS_EXPORT int availableOccurrences(const KCalendarCore::Incidence::Ptr &incidence, const QDateTime &selectedOccurrence);
79 
80 /**
81  @short Presents a multiple choice scope selection dialog to the user
82 
83  Shows a message box style question dialog with checkboxes for occurrence scope flags
84  so the user can be asked specifically which occurrences to apply actions to.
85 
86  @param selectedOccurrence the date to use for telling the user which occurrence
87  is the selected one.
88  @param message the message which explains the change and selection options.
89  @param caption the dialog's caption.
90  @param action the GUI item to use for the "OK" button.
91  @param availableChoices combined #Scope values to select which options should be present.
92  @param preselectedChoices combined #Scope values to optionally preselect some of the options
93  specified with @p availableChoices.
94  @param parent QWidget parent for the dialog.
95 
96  @return the chosen #Scope options, OR'ed together
97 */
98 [[nodiscard]] KCALUTILS_EXPORT int questionMultipleChoice(const QDateTime &selectedOccurrence,
99  const QString &message,
100  const QString &caption,
101  const KGuiItem &action,
102  int availableChoices,
103  int preselectedChoices,
104  QWidget *parent);
105 
106 /**
107  @short Presents a message box with two action choices and cancel to the user
108 
109  Shows a message box style question dialog with two action scope buttons and cancel.
110  This is for quick decisions like whether to only modify a single occurrence or all occurrences.
111 
112  @param message the message which explains the change and available options.
113  @param caption the dialog's caption.
114  @param actionSelected the GUI item to use for the button representing the
115  #SelectedOccurrence scope.
116  @param actionAll the GUI item to use for the button representing the #AllOccurrences scope.
117  @param parent QWidget parent for the dialog.
118 
119  @param #NoOccurrence on cancel, #SelectedOccurrence or #AllOccurrences on the respective action.
120 */
121 [[nodiscard]] KCALUTILS_EXPORT int
122 questionSelectedAllCancel(const QString &message, const QString &caption, const KGuiItem &actionSelected, const KGuiItem &actionAll, QWidget *parent);
123 
124 /**
125  @short Presents a message box with three action choices and cancel to the user
126 
127  Shows a message box style question dialog with three action scope buttons and cancel.
128  This is for quick decisions like whether to only modify a single occurrence, to include
129  future or all occurrences.
130 
131  @note The calling application code can of course decide to word the future action text
132  in a way that it includes the selected occurrence, e.g. "Also Future Items".
133  The returned value will still just be #FutureOccurrences so the calling code
134  has to include #SelectedOccurrence itself if it passes the value further on
135 
136  @param message the message which explains the change and available options.
137  @param caption the dialog's caption.
138  @param actionSelected the GUI item to use for the button representing the
139  #SelectedOccurrence scope.
140  @param actionSelected the GUI item to use for the button representing the
141  #FutureOccurrences scope.
142  @param actionAll the GUI item to use for the button representing the #AllOccurrences scope.
143  @param parent QWidget parent for the dialog.
144 
145  @param #NoOccurrence on cancel, #SelectedOccurrence, #FutureOccurrences or #AllOccurrences
146  on the respective action.
147 */
148 [[nodiscard]] KCALUTILS_EXPORT int questionSelectedFutureAllCancel(const QString &message,
149  const QString &caption,
150  const KGuiItem &actionSelected,
151  const KGuiItem &actionFuture,
152  const KGuiItem &actionAll,
153  QWidget *parent);
154 }
155 }
@ AllOccurrences
Scope does include all occurrences (past, present and future)
KCALUTILS_EXPORT int questionSelectedAllCancel(const QString &message, const QString &caption, const KGuiItem &actionSelected, const KGuiItem &actionAll, QWidget *parent)
Presents a message box with two action choices and cancel to the user.
KCALUTILS_EXPORT int questionSelectedFutureAllCancel(const QString &message, const QString &caption, const KGuiItem &actionSelected, const KGuiItem &actionFuture, const KGuiItem &actionAll, QWidget *parent)
Presents a message box with three action choices and cancel to the user.
KCALUTILS_EXPORT int availableOccurrences(const KCalendarCore::Incidence::Ptr &incidence, const QDateTime &selectedOccurrence)
Checks what scope an action could be applied on for a given incidence.
@ NoOccurrence
Scope does not apply to any occurrence.
KCALUTILS_EXPORT int questionMultipleChoice(const QDateTime &selectedOccurrence, const QString &message, const QString &caption, const KGuiItem &action, int availableChoices, int preselectedChoices, QWidget *parent)
Presents a multiple choice scope selection dialog to the user.
@ SelectedOccurrence
Scope does include the given/selected occurrence.
@ FutureOccurrences
Scope does include occurrences after the given/selected occurrence.
@ PastOccurrences
Scope does include occurrences before the given/selected occurrence.
Scope
Flags for indicating on which occurrences to work on.
QString message
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