tvplanit: Export events to ical files (still buggy).

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@8401 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/tvplanit/languages/vpsr.de.po

@@ -1023,11 +1023,6 @@ msgctxt "vpsr.rspopupaddevent"
 msgid "Add event..."
 msgstr "Ereignis hinzufügen..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr "Von iCalendar-Datei(en) importieren..."
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1048,6 +1043,16 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr "Ereignis bearbeiten..."
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+#, fuzzy
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr "Von iCalendar-Datei(en) importieren..."
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr "Ereignisse überlagern"
@@ -1206,6 +1211,10 @@ msgstr "Format in Datei speichern?"
 msgid "Save format to \"%s\"?"
 msgstr "Format speichern als \"%s\"?"
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr "Als vCard exportieren"
@@ -1798,3 +1807,4 @@ msgstr "Unbekannte Achsen-Spezifikation: %s"
 #: vpsr.sxmldecnotatbeg
 msgid "The XML declaration must appear before the first element"
 msgstr "Die XML-Deklaration muss vor dem ersten Element erscheinen"
+

components/tvplanit/languages/vpsr.en.po

@@ -1014,11 +1014,6 @@ msgstr "Pixels"
 msgid "Add event..."
 msgstr "Add event..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr "Import from iCalendar file(s)..."
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1036,6 +1031,16 @@ msgstr "&Delete event..."
 msgid "Edit event..."
 msgstr "Edit event..."
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+#, fuzzy
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr "Import from iCalendar file(s)..."
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr "Overlay events"
@@ -1192,6 +1197,10 @@ msgstr "Save format to file?"
 msgid "Save format to \"%s\"?"
 msgstr "Save format to \"%s\"?"
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr "Export to vCard"
@@ -1779,3 +1788,4 @@ msgstr "Unknown axis specifier: %s"
 #: vpsr.sxmldecnotatbeg
 msgid "The XML declaration must appear before the first element"
 msgstr "The XML declaration must appear before the first element"
+

components/tvplanit/languages/vpsr.fi.po

@@ -1014,11 +1014,6 @@ msgctxt "vpsr.rspopupaddevent"
 msgid "Add event..."
 msgstr ""
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr ""
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1039,6 +1034,15 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr ""
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr ""
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr ""
@@ -1197,6 +1201,10 @@ msgstr ""
 msgid "Save format to \"%s\"?"
 msgstr ""
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/languages/vpsr.fr.po

@@ -1029,11 +1029,6 @@ msgctxt "vpsr.rspopupaddevent"
 msgid "Add event..."
 msgstr "Ajouter un événement..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr ""
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1054,6 +1049,15 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr "Modifier un événement"
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr ""
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr ""
@@ -1212,6 +1216,10 @@ msgstr ""
 msgid "Save format to \"%s\"?"
 msgstr ""
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/languages/vpsr.nl.po

@@ -1023,11 +1023,6 @@ msgctxt "vpsr.rspopupaddevent"
 msgid "Add event..."
 msgstr "Gebeurtenis toevoegen..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr ""
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1048,6 +1043,15 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr "Gebeurtenis bewerken..."
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr ""
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr ""
@@ -1206,6 +1210,10 @@ msgstr ""
 msgid "Save format to \"%s\"?"
 msgstr ""
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/languages/vpsr.pl.po

@@ -1022,11 +1022,6 @@ msgstr "Pixele"
 msgid "Add event..."
 msgstr "Dodaj wydarzenie..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr "Import z pliku iCalendar"
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1047,6 +1042,16 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr "Edytuj wydarzenie..."
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+#, fuzzy
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr "Import z pliku iCalendar"
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr "Nakładające się wydarzenia"
@@ -1205,6 +1210,10 @@ msgstr "Zapisać dane do pliku?"
 msgid "Save format to \"%s\"?"
 msgstr "Zapisać format do \"%s\"?"
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/languages/vpsr.pot

@@ -1004,11 +1004,6 @@ msgstr ""
 msgid "Add event..."
 msgstr ""
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr ""
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1026,6 +1021,15 @@ msgstr ""
 msgid "Edit event..."
 msgstr ""
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr ""
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr ""
@@ -1182,6 +1186,10 @@ msgstr ""
 msgid "Save format to \"%s\"?"
 msgstr ""
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/languages/vpsr.ru.po

@@ -1023,11 +1023,6 @@ msgctxt "vpsr.rspopupaddevent"
 msgid "Add event..."
 msgstr "Добавить событие..."
 
-#: vpsr.rspopupaddeventfromical
-msgctxt "vpsr.rspopupaddeventfromical"
-msgid "Import from iCalendar file(s)..."
-msgstr ""
-
 #: vpsr.rspopupaddtaskfromical
 msgctxt "vpsr.rspopupaddtaskfromical"
 msgid "Import from iCalendar file(s)..."
@@ -1048,6 +1043,15 @@ msgctxt "vpsr.rspopupeditevent"
 msgid "Edit event..."
 msgstr "Изменить событие..."
 
+#: vpsr.rspopupexporteventtoical
+msgid "Export to iCalendar file..."
+msgstr ""
+
+#: vpsr.rspopupimporteventfromical
+msgctxt "vpsr.rspopupimporteventfromical"
+msgid "Import from iCalendar file(s)..."
+msgstr ""
+
 #: vpsr.rspopupresourcegroups
 msgid "Overlay events"
 msgstr ""
@@ -1206,6 +1210,10 @@ msgstr ""
 msgid "Save format to \"%s\"?"
 msgstr ""
 
+#: vpsr.rssaveicaltitle
+msgid "Export to iCal file"
+msgstr ""
+
 #: vpsr.rssavevcardtitle
 msgid "Export to vCard"
 msgstr ""

components/tvplanit/source/include/vpsr.inc

@@ -181,6 +181,7 @@ resourcestring
   RSStartEndTimesEqual      = 'Start and end times cannot be equal.';
   RSCannotEditOverlayedEvent= 'Cannot edit this overlayed event.';
   RSLoadICalTitle           = 'Import from iCal file(s)';
+  RSSaveICalTitle           = 'Export to iCal file';
   RSNoOverlayedEvents       = 'none';
   RSOverlayedEvent          = 'overlayed';
   RSOverlayed               = 'Overlayed';
@@ -207,7 +208,8 @@ resourcestring
 
   { Popup specific }
   RSPopupAddEvent           = 'Add event...';
-  RSPopupAddEventFromICal   = 'Import from iCalendar file(s)...';
+  RSPopupImportEventFromICal= 'Import from iCalendar file(s)...';
+  RSPopupExportEventToICal  = 'Export to iCalendar file...';
   RSPopupEditEvent          = 'Edit event...';
   RSPopupDeleteEvent        = '&Delete event...';
   RSPopupChangeDate         = 'Change date';

components/tvplanit/source/vpbase.pas

@@ -81,7 +81,8 @@ type
     mikAddEvent, mikEditEvent, mikDeleteEvent,
     mikAddTask, mikEditTask, mikDeleteTask,
     mikAddContact, mikEditContact, mikDeleteContact,
-    mikImportEventFromICal, mikImportTaskFromICal,
+    mikImportEventFromICal, mikExportEventToICal,
+    mikImportTaskFromICal,
     mikImportContactFromVCards, mikExportContactToVCard,
     mikResourceGroups, mikNoOverlaidEvents,
     mikChangeDate, mikCustomDate, mikToday, mikYesterday, mikTomorrow,
@@ -94,7 +95,8 @@ type
      RSPopupAddEvent, RSPopupEditEvent, RSPopupDeleteEvent,
      RSTaskPopupAdd, RSTaskPopupEdit, RSTaskPopupDelete,
      RSContactPopupAdd, RSContactPopupEdit, RSContactPopupDelete,
-     RSPopupAddEventFromICal, RSPopupAddTaskFromICal,
+     RSPopupImportEventFromICal, RSPopupExportEventToICal,
+     RSPopupAddTaskFromICal,
      RSContactPopupImportVCards, RSContactPopupExportVCard,
      RSPopupResourceGroups, RSNoOverlayedEvents,
      RSPopupChangeDate, RSCustomDate, RSToday, RSYesterday, RSTomorrow,

components/tvplanit/source/vpcontactgrid.pas

@@ -1676,7 +1676,6 @@ end;
 procedure TVpContactGrid.PopupImportVCards(Sender: TObject);
 var
   dlg: TOpenDialog;
-  vcards: TVpVCards;
   i: Integer;
   fn: String;
   id: Integer;

components/tvplanit/source/vpdata.pas

@@ -241,6 +241,7 @@ type
     procedure DeleteEvent(Event: TVpEvent);
     function EventCountByDay(Value: TDateTime): Integer;
     procedure EventsByDate(Date: TDateTime; EventList: TList);
+    procedure ExportICalFile(const AFileName: String; const AEvents: TVpEventArr);
     function GetEvent(Index: Integer): TVpEvent;
     function ImportICalFile(const AFileName: String; APreview: Boolean = false;
       ADefaultCategory: Integer = -1): TVpEventArr;
@@ -312,6 +313,7 @@ type
     destructor Destroy; override;
     function CanEdit: Boolean;
     function CopyToSchedule(ASchedule: TVpSchedule): TVpEvent;
+    function CreateICalEvent(ACalendar: TVpICalendar): TVpICalEvent;
     class procedure GetAlarmParams(ATrigger: TDateTime; out AdvTime: Integer;
       out AdvTimeUnits: TVpAlarmAdvType);
     function GetResource: TVpResource;
@@ -1343,6 +1345,94 @@ begin
   Result.UserField8 := FUserField9;
 end;
 
+{ Warning: Recurrence and Alarm poorly tested... }
+function TVpEvent.CreateICalEvent(ACalendar: TVpICalendar): TVpICalEvent;
+var
+  datastore: TVpCustomDatastore;
+begin
+  Result := TVpICalEvent.Create(ACalendar);
+  Result.Summary := FDescription;
+  Result.Description := FNotes;
+  Result.Location := FLocation;
+
+  Result.StartTime[false] := FStartTime;
+  Result.EndTime[false] := FEndTime + OneSecond;
+
+  datastore := TVpCustomDatastore(GetResource.Owner.Owner);
+  Result.Categories.Text := datastore.CategoryColorMap.GetCategoryName(FCategory);
+
+  Result.RecurrenceFrequency := '';
+  Result.RecurrenceInterval := 0;
+  Result.RecurrenceCount := 0;
+  Result.RecurrenceByXXX := '';
+  case FRepeatCode of
+    rtDaily:
+      begin
+        Result.RecurrenceFrequency := 'DAILY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime));
+      end;
+    rtWeekly:
+      begin
+        Result.RecurrenceFrequency := 'WEEKLY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime)) div 7;
+      end;
+    rtMonthlyByDay:
+      begin
+        Result.RecurrenceFrequency := 'MONTHLY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime)) div 30;
+      end;
+    rtMonthlyByDate:
+      begin
+        Result.RecurrenceFrequency := 'MONTHLY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime)) div 30;
+      end;
+    rtYearlyByDay:
+      begin
+        Result.RecurrenceFrequency := 'YEARLY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime)) div 365;
+      end;
+    rtYearlyByDate:
+      begin
+        Result.RecurrenceFrequency := 'YEARLY';
+        Result.RecurrenceInterval := 1;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime)) div 365;
+      end;
+    rtCustom:
+      begin
+        Result.RecurrenceFrequency := 'DAILY';
+        Result.RecurrenceInterval := FCustInterval;
+        if FRepeatRangeEnd <> FOREVER_DATE then
+          Result.RecurrenceCount := DaysBetween(DayOf(FRepeatRangeEnd), DayOf(FStartTime));
+      end;
+    else
+      ;
+  end;
+
+  if AlarmSet then
+  begin
+    Result.UseAlarm(true);
+    Result.Alarm.Audio := (FDingPath <> '') and FileExists(FDingPath);
+    Result.Alarm.AudioSrc := FDingPath;
+    case FAlarmAdvType of
+      atMinutes: Result.Alarm.Trigger := FAlarmAdv * OneMinute;
+      atHours: Result.Alarm.Trigger := FAlarmAdv * OneHour;
+      atDays: Result.Alarm.Trigger := FAlarmAdv;
+    end;
+    Result.Alarm.RepeatCount := 1;
+  end;
+end;
+
 { Returns the resource to which the event belongs. }
 function TVpEvent.GetResource: TVpResource;
 begin
@@ -1748,6 +1838,23 @@ begin
   result := TVpEvent(FEventList[Index]);
 end;
 
+procedure TVpSchedule.ExportICalFile(const AFileName: String;
+  const AEvents: TVpEventArr);
+var
+  cal: TVpICalendar;
+  lEvent: TVpEvent;
+begin
+  cal := TVpICalendar.Create;
+  try
+    for lEvent in AEvents do
+      if lEvent <> nil then
+        cal.Add(lEvent.CreateICalEvent(cal));
+    cal.SaveToFile(AFileName);
+  finally
+    cal.Free;
+  end;
+end;
+
 function TVpSchedule.ImportICalFile(const AFileName: String; 
   APreview: Boolean = false; ADefaultCategory: Integer = -1): TVpEventArr;
 const

components/tvplanit/source/vpdayview.pas

@@ -371,7 +371,8 @@ type
     { Popup }
     function GetPopupMenu: TPopupMenu; override;
     procedure PopupAddEvent(Sender: TObject);
-    procedure PopupAddFromICalFile(Sender: TObject);
+    procedure PopupImportICalFile(Sender: TObject);
+    procedure PopupExportICalFile(Sender: TObject);
     procedure PopupDeleteEvent(Sender: TObject);
     procedure PopupEditEvent(Sender: TObject);
     procedure PopupToday(Sender: TObject);
@@ -451,7 +452,8 @@ type
     function BuildEventString(AEvent: TVpEvent; UseAsHint: Boolean): String;
     procedure DeleteActiveEvent(Verify: Boolean);
     procedure DragDrop(Source: TObject; X, Y: Integer); override;
-    function ImportICalFile(const AFileName: String; APreview: Boolean = false; 
+    procedure ExportICalFile(const AFileName: String; const AEvents: TVpEventArr);
+    function ImportICalFile(const AFileName: String; APreview: Boolean = false;
       ADefaultCategory: Integer = -1): TVpEventArr;
     procedure Invalidate; override;
     function IsHoliday(ADate: TDate; out AHolidayName: String): Boolean;
@@ -1197,14 +1199,22 @@ begin
   NewItem.Kind := mikSeparator;
   FDefaultPopup.Items.Add(NewItem);
 
-  if RSPopupAddEventFromICal <> '' then begin
+  if RSPopupImportEventFromICal <> '' then begin
     NewItem := TVpMenuItem.Create(Self);          // Import from iCal
     NewItem.Kind := mikImportEventFromICal;
-    NewItem.OnClick := PopupAddFromICalFile;
+    NewItem.OnClick := PopupImportICalFile;
     NewItem.Tag := 0;
     FDefaultPopup.Items.Add(NewItem);
   end;
 
+  if RSPopupExportEventToICal <> '' then begin     // Export ical
+    NewItem := TVpMenuItem.Create(Self);
+    NewItem.Kind := mikExportEventToICal;
+    NewItem.OnClick := PopupExportICalFile;
+    NewItem.Tag := 1;
+    FDefaultPopup.Items.Add(NewItem);
+  end;
+
   NewItem := TVpMenuItem.Create(Self);            // ----
   NewItem.Kind := mikSeparator;
   FDefaultPopup.Items.Add(NewItem);
@@ -1363,7 +1373,29 @@ begin
   dvSpawnEventEditDialog(True);
 end;
 
-procedure TVpDayView.PopupAddFromICalFile(Sender: TObject);
+procedure TVpDayView.PopupExportICalFile(Sender: TObject);
+var
+  dlg: TSaveDialog;
+begin
+  if (not Assigned(Datastore)) or (not Assigned(Datastore.Resource)) or
+    (FActiveEvent = nil)
+  then
+    exit;
+
+  dlg := TSaveDialog.Create(nil);
+  try
+    dlg.Title := RSSaveICalTitle;
+    dlg.Filter := RSICalFilter;
+    dlg.FileName := '';
+    dlg.Options := dlg.Options - [ofAllowMultiSelect] + [ofOverwritePrompt];
+    if dlg.Execute then
+      ExportICalFile(dlg.FileName, [FActiveEvent]);
+  finally
+    dlg.Free;
+  end;
+end;
+
+procedure TVpDayView.PopupImportICalFile(Sender: TObject);
 var
   dlg: TOpenDialog;
   fn: String;
@@ -2353,7 +2385,6 @@ begin
   Invalidate;
   dvInPlaceEditor.SetFocus;
 end;
-{=====}
 
 procedure TVpDayView.EndEdit(Sender: TObject);
 begin
@@ -2377,6 +2408,15 @@ begin
   end;
 end;
 
+procedure TVpDayview.ExportICalFile(const AFileName: String;
+  const AEvents: TVpEventArr);
+begin
+  if (not Assigned(Datastore)) or (not Assigned(Datastore.Resource)) then
+    exit;
+
+  Datastore.Resource.Schedule.ExportICalFile(AFileName, AEvents);
+end;
+
 { Reads the events listed in the specified ical file and adds them to the
   day view control. All events imported are collected in the Result array.
   ADefaultCategory is the category to which the event is assigned if no fitting

components/tvplanit/source/vpical.pas

@@ -19,6 +19,8 @@ type
   private
     FCalendar: TVpICalendar;
     FChecked: Boolean;
+  protected
+    procedure SaveToStrings(const AList: TStrings); virtual;
   public
     constructor Create(ACalendar: TVpICalendar); virtual;
     function FindItem(AKey: String): TVpICalItem;
@@ -39,13 +41,15 @@ type
     FTrigger: Double;    // "AlarmAdvance"
     FAudio: Boolean;
     FAudioSrc: String;
+  protected
+    procedure SaveToStrings(const AList: TStrings); override;
   public
     procedure Analyze; override;
-    property Duration: Double read FDuration;
+    property Duration: Double read FDuration write FDuration;
-    property RepeatCount: Integer read FRepeat;
+    property RepeatCount: Integer read FRepeat write FRepeat;
-    property Trigger: Double read FTrigger;
+    property Trigger: Double read FTrigger write FTrigger;
-    property Audio: Boolean read FAudio;
+    property Audio: Boolean read FAudio write FAudio;
-    property AudioSrc: String read FAudioSrc;
+    property AudioSrc: String read FAudioSrc write FAudioSrc;
   end;
 
   { TVpICalEvent }
@@ -72,26 +76,29 @@ type
     function GetCategoryCount: Integer;
     function GetEndTime(UTC: Boolean): TDateTime;
     function GetStartTime(UTC: Boolean): TDateTime;
+    procedure SetEndTime(UTC: Boolean; const AValue: TDateTime);
+    procedure SetStartTime(UTC: Boolean; const AValue: TDateTime);
   public
     constructor Create(ACalendar: TVpICalendar); override;
     destructor Destroy; override;
     procedure Analyze; override;
     function Categories: TStrings;
     function IsAllDayEvent: Boolean;
-    procedure UseAlarm;
+    procedure SaveToStrings(const AList: TStrings); override;
-    property Summary: String read FSummary;            // is "Description" of tvp
+    procedure UseAlarm(AEnable: Boolean);
-    property Description: String read FDescription;    // is "Notes" of tvp
+    property Summary: String read FSummary write FSummary;              // is "Description" of tvp
-    property Location: String read FLocation;
+    property Description: String read FDescription write FDescription;  // is "Notes" of tvp
-    property StartTime[UTC: Boolean]: TDateTime read GetStartTime;
+    property Location: String read FLocation write FLocation;
-    property EndTime[UTC: Boolean]: TDateTime read GetEndTime;
+    property StartTime[UTC: Boolean]: TDateTime read GetStartTime write SetStartTime;
+    property EndTime[UTC: Boolean]: TDateTime read GetEndTime write SetEndTime;
     property Category[AIndex: Integer]: String read GetCategory;
     property CategoryCount: Integer read GetCategoryCount;
     property Alarm: TVpICalAlarm read FAlarm;
-    property RecurrenceFrequency: String read FRecurrenceFreq;
+    property RecurrenceFrequency: String read FRecurrenceFreq write FRecurrenceFreq;
-    property RecurrenceInterval: Integer read FRecurrenceInterval;
+    property RecurrenceInterval: Integer read FRecurrenceInterval write FRecurrenceInterval;
-    property RecurrenceEndDate: TDateTime read FRecurrenceEndDate;
+    property RecurrenceEndDate: TDateTime read FRecurrenceEndDate write FRecurrenceEndDate;
-    property RecurrenceCount: Integer read FRecurrenceCount;
+    property RecurrenceCount: Integer read FRecurrenceCount write FRecurrenceCount;
-    property RecurrenceByXXX: String read FRecurrenceByXXX;
+    property RecurrenceByXXX: String read FRecurrenceByXXX write FRecurrenceByXXX;
     property PickedCategory: Integer read FPickedCategory write FPickedCategory;
   end;
 
@@ -120,6 +127,7 @@ type
     destructor Destroy; override;
     procedure Analyze; override;
     function Categories: TStrings;
+    procedure SaveToStrings(const AList: TStrings); override;
     property Summary: String read FSummary;
     property Comment: String read FComment;
     property StartTime[UTC: Boolean]: TDateTime read GetStartTime;
@@ -143,6 +151,8 @@ type
   protected
     // Reading
     procedure LoadFromStrings(const AStrings: TStrings);
+    // Writing
+    procedure SaveToStrings(const AList: TStrings);
     // Time conversion
     function ConvertTime(ADateTime: TDateTime; ATimeZoneID: String; ToUTC: Boolean): TDateTime;
     function LocalTimeToUTC(ADateTime: TDateTime; ATimeZoneID: String): TDateTime;
@@ -150,13 +160,17 @@ type
   public
     constructor Create;
     destructor Destroy; override;
+    procedure Add(AEntry: TVpICalEntry);
     procedure Clear;
     procedure LoadFromFile(const AFileName: String);
     procedure LoadFromStream(const AStream: TStream);
+    procedure SaveToFile(const AFileName: String);
+    procedure SaveToStream(const AStream: TStream);
     property Count: Integer read GetCount;
     property EventCount: Integer read GetEventCount;
     property TodoCount: Integer read GetToDoCount;
     property Entry[AIndex: Integer]: TVpICalEntry read GetEntry; default;
+    property Version: String read FVersion write FVersion;
   end;
 
 
@@ -165,6 +179,9 @@ implementation
 uses
   VpConst, VpBase;
 
+const
+  TIME_FORMAT = 'yyyymmdd"T"hhnnss';
+  TIME_FORMAT_UTC = TIME_FORMAT + '"Z"';
 
 // Examples: 19970702T160000, or T123000, or 20120101
 function iCalDateTime(AText: String; out IsUTC: Boolean): TDateTime;
@@ -208,6 +225,34 @@ begin
   IsUTC := AText[Length(AText)] = 'Z';
 end;
 
+function IsInteger(d, Epsilon: Double): Boolean;
+begin
+  Result := abs(d - round(d)) < Epsilon;
+end;
+
+// Converts a duration (in day units) to a string according to ical specs
+function Duration2iCalStr(AValue: double): String;
+var
+  isNeg: Boolean = false;
+begin
+  if AValue < 0 then
+  begin
+    isNeg := true;
+    AValue := -AValue;
+  end;
+  if IsInteger(AValue, 1.0 / SecondsInDay) then
+    Result :=Format('P%dS', [round(AValue * SecondsInDay)])
+  else if IsInteger(AValue, 1.0/MinutesInDay) then
+    Result := Format('P%dM', [round(AValue * MinutesInDay)])
+  else if IsInteger(AValue, 1.0/HoursInday) then
+    Result := Format('P%dH', [round(AValue * HoursInDay)])
+  else if IsInteger(AValue, 1.0) then
+    Result := Format('P%dD', [round(AValue)])
+  else
+    Result := Format('P%D%s', [trunc(AValue), FormatDateTime('h"H"n"M"s"S"', AValue)]);
+  if isNeg then Result := '-' + Result;
+end;
+
 // Example: PT0H20M0S, or -PT15M, or -P2D
 function iCalDuration(AText: String): Double;
 var
@@ -292,6 +337,9 @@ begin
   Result := TVpICalItem(inherited FindItem(AKey, ''));
 end;
 
+procedure TVpICalEntry.SaveToStrings(const AList: TStrings);
+begin
+end;
 
 {==============================================================================}
 {                               TVpICalAlarm                                   }
@@ -320,6 +368,22 @@ begin
   end;
 end;
 
+procedure TVpICalAlarm.SaveToStrings(const AList: TStrings);
+begin
+  AList.Add('BEGIN:VALARM');
+  if Audio then
+    AList.Add('ACTION:AUDIO');
+  if AudioSrc <> '' then
+    AList.Add('ATTACH;FMTTYPE=AUDIO:' + AudioSrc);
+  if RepeatCount > 0 then
+    AList.Add('REPEAT:' + IntToStr(RepeatCount));
+  if Trigger <> 0 then
+    AList.Add('TRIGGER;VALUE=DURATION:' + Duration2iCalStr(Trigger));
+  if Duration <> 0 then
+    AList.Add('DURATION;VALUE=DURATION:' + Duration2iCalStr(Duration));
+  AList.Add('END:VALARM');
+end;
+
 
 {==============================================================================}
 {                              TVpICalEvent                                    }
@@ -471,10 +535,80 @@ begin
     Result := false;
 end;
 
-procedure TVpICalEvent.UseAlarm;
+procedure TVpICalEvent.SaveToStrings(const AList: TStrings);
+var
+  lKey: String = '';
+  lValue: String = '';
 begin
-  FAlarm.Free;
+  AList.Add('BEGIN:VEVENT');
-  FAlarm := TVpICalAlarm.Create(FCalendar);
+
+  if FSummary <> '' then
+    AList.Add('SUMMARY:' + FSummary);
+  if FDescription <> '' then
+    AList.Add('DESCRIPTION:' + FDescription);
+  if FLocation <> '' then
+    AList.Add('LOCATION:' + FLocation);
+  if FCategories.Count > 0 then
+    AList.Add('CATEGORIES:' + FCategories.CommaText);
+
+  // todo: check time zones!
+  if FStartTimeTZ <> '' then
+    lKey := 'DTSTART;TZID=' + FStartTimeTZ + ':'
+  else
+    lKey := 'DTSTART:';
+  AList.Add(lKey +  FormatDateTime(TIME_FORMAT_UTC, StartTime[true]));
+  if FEndTimeTZ <> '' then
+    lKey := 'DTEND;TZID=' + FEndTimeTZ + ':'
+  else
+    lKey := 'DTEND:';
+  AList.Add(lKey + FormatDateTime(TIME_FORMAT_UTC, EndTime[true]));
+
+  if RecurrenceFrequency <> '' then
+  begin
+    lKey := 'RRULE:';
+    lValue := 'FREQ=' + RecurrenceFrequency;
+    if RecurrenceInterval > 0 then
+      lValue := lValue + ';INTERVAL=' + IntToStr(RecurrenceInterval);
+    if RecurrenceEndDate <> 0 then
+      lValue := lValue + ';UNTIL=' + FormatDateTime(TIME_FORMAT, RecurrenceEndDate);
+    if RecurrenceCount > 0 then
+      lValue := lValue + ';COUNT=' + IntToStr(RecurrenceCount);
+    if RecurrenceByXXX <> '' then
+      lValue := lValue + ';' + RecurrenceByXXX;
+    AList.Add(lKey + lValue);
+  end;
+
+  if Alarm <> nil then
+    Alarm.SaveToStrings(AList);
+end;
+
+procedure TVpICalEvent.SetEndTime(UTC: Boolean; const AValue: TDateTime);
+begin
+  if AValue = NO_DATE then
+    FEndTime := NO_DATE
+  else
+  if UTC then
+    FEndTime := AValue
+  else
+    FEndTime := FCalendar.LocalTimeToUTC(AValue, FEndTimeTZ);
+end;
+
+procedure TVpICalEvent.SetStartTime(UTC: Boolean; const AValue: TDateTime);
+begin
+  if AValue = NO_DATE then
+    FStartTime := NO_DATE
+  else
+  if UTC then
+    FStartTime := AValue
+  else
+    FStartTime := FCalendar.LocalTimeToUTC(AValue, FStartTimeTZ);
+end;
+
+procedure TVpICalEvent.UseAlarm(AEnable: Boolean);
+begin
+  FreeAndNil(FAlarm);
+  if AEnable then
+    FAlarm := TVpICalAlarm.Create(FCalendar);
 end;
 
 
@@ -589,6 +723,10 @@ begin
     Result := FCalendar.LocalTimeToUTC(FStartTime, FStartTimeTZ);
 end;
 
+procedure TVpICalToDo.SaveToStrings(const AList: TStrings);
+begin
+  // to do...
+end;
 
 
 {==============================================================================}
@@ -598,15 +736,25 @@ end;
 constructor TVpICalendar.Create;
 begin
   inherited;
+  FVersion := '2.0';
   SetLength(FEntries, 0);
 end;
 
 destructor TVpICalendar.Destroy;
 begin
-  SetLength(FEntries, 0);
+  Clear;
   inherited;
 end;
 
+procedure TVpICalendar.Add(AEntry: TVpICalEntry);
+var
+  n: Integer;
+begin
+  n := Length(FEntries);
+  SetLength(FEntries, n+1);
+  FEntries[n] := AEntry;
+end;
+
 procedure TVpICalendar.Clear;
 var
   j: Integer;
@@ -724,7 +872,7 @@ begin
             'VALARM':
               if currEntry is TVpICalEvent then begin
                 oldEntry := currEntry;
-                TVpICalEvent(currEntry).UseAlarm;
+                TVpICalEvent(currEntry).UseAlarm(true);
                 currEntry := TVpICalEvent(currEntry).Alarm;
               end;
             else
@@ -756,6 +904,51 @@ begin
   SetLength(FEntries, n);
 end;
 
+procedure TVpICalendar.SaveToFile(const AFileName: String);
+var
+  L: TStrings;
+begin
+  L := TStringList.Create;
+  try
+    SaveToStrings(L);
+    L.SaveToFile(AFileName);
+  finally
+    L.Free;
+  end;
+end;
+
+procedure TVpICalendar.SaveToStream(const AStream: TStream);
+var
+  L: TStrings;
+begin
+  L := TStringList.Create;
+  try
+    SaveToStrings(L);
+    L.SaveToStream(AStream);
+  finally
+    L.Free;
+  end;
+end;
+
+procedure TVpICalendar.SaveToStrings(const AList: TStrings);
+var
+  i: Integer;
+begin
+  AList.Clear;
+  AList.Add('BEGIN:VCALENDAR');
+  if FVersion <> '' then
+    AList.Add('VERSION:' + FVersion);
+
+  AList.Add('BEGIN:VTIMEZONE');
+  // to do: complete here TIMEZONE section with DAYLIGHT and STANDARD sections
+  AList.Add('END:VTIMEZONE');
+
+  for i := 0 to Count-1 do
+    Entry[i].SaveToStrings(AList);
+
+  AList.Add('END:VCALENDAR');
+end;
+
 function TVpICalendar.ConvertTime(ADateTime: TDateTime;
   ATimeZoneID: String; ToUTC: Boolean): TDateTime;
 var

components/tvplanit/source/vpvcard.pas

@@ -595,7 +595,7 @@ procedure TVpVCards.SaveToStrings(AList: TStrings);
 var
   i: Integer;
 begin
-  AList.clear;
+  AList.Clear;
   for i := 0 to Count-1 do
     FCards[i].SaveToStrings(AList);
 end;

components/tvplanit/source/vpweekview.pas

@@ -1227,7 +1227,7 @@ begin
   NewItem.Kind := mikSeparator;
   FDefaultPopup.Items.Add(NewItem);
 
-  if RSPopupAddEventFromICal <> '' then begin
+  if RSPopupImportEventFromICal <> '' then begin
     NewItem := TVpMenuItem.Create(Self);
     NewItem.Kind := mikImportEventFromICal;     // Import from iCal
     NewItem.OnClick := PopupAddFromICalFile;