include/vcl/commandevent.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_COMMANDEVENT_HXX
  21 #define INCLUDED_VCL_COMMANDEVENT_HXX
  22
  23 #include <memory>
  24 #include <tools/gen.hxx>
  25 #include <tools/solar.h>
  26 #include <vcl/dllapi.h>
  27 #include <vcl/keycodes.hxx>
  28 #include <o3tl/typed_flags_set.hxx>
  29 #include <rtl/ustring.hxx>
  30 #include <vcl/GestureEvent.hxx>
  31
  32 class CommandExtTextInputData;
  33 class CommandWheelData;
  34 class CommandScrollData;
  35 class CommandModKeyData;
  36 class CommandDialogData;
  37 class CommandMediaData;
  38 class CommandSelectionChangeData;
  39 class CommandSwipeData;
  40 class CommandLongPressData;
  41 class CommandGestureData;
  42
  43 enum class CommandEventId;
  44
  45 enum class ExtTextInputAttr {
  46     NONE                  = 0x0000,
  47     GrayWaveline          = 0x0100,
  48     Underline             = 0x0200,
  49     BoldUnderline         = 0x0400,
  50     DottedUnderline       = 0x0800,
  51     DashDotUnderline      = 0x1000,
  52     Highlight             = 0x2000,
  53     RedText               = 0x4000,
  54     HalfToneText          = 0x8000
  55 };
  56 namespace o3tl
  57 {
  58     template<> struct typed_flags<ExtTextInputAttr> : is_typed_flags<ExtTextInputAttr, 0xff00> {};
  59 }
  60
  61 #define EXTTEXTINPUT_CURSOR_INVISIBLE           (sal_uInt16(0x0001))
  62 #define EXTTEXTINPUT_CURSOR_OVERWRITE           (sal_uInt16(0x0002))
  63
  64
  65 class VCL_DLLPUBLIC CommandEvent
  66 {
  67 private:
  68     Point                               maPos;
  69     void*                               mpData;
  70     CommandEventId                      mnCommand;
  71     bool                                mbMouseEvent;
  72
  73 public:
  74                                         CommandEvent();
  75                                         CommandEvent( const Point& rMousePos, CommandEventId nCmd,
  76                                                       bool bMEvt = false, const void* pCmdData = nullptr );
  77
  78     CommandEventId                      GetCommand() const { return mnCommand; }
  79     const Point&                        GetMousePosPixel() const { return maPos; }
  80     bool                                IsMouseEvent() const { return mbMouseEvent; }
  81     void*                               GetEventData() const { return mpData; }
  82
  83     const CommandExtTextInputData*      GetExtTextInputData() const;
  84     const CommandWheelData*             GetWheelData() const;
  85     const CommandScrollData*            GetAutoScrollData() const;
  86     const CommandModKeyData*            GetModKeyData() const;
  87     const CommandDialogData*            GetDialogData() const;
  88           CommandMediaData*             GetMediaData() const;
  89     const CommandSelectionChangeData*   GetSelectionChangeData() const;
  90     const CommandSwipeData*             GetSwipeData() const;
  91     const CommandLongPressData*         GetLongPressData() const;
  92     const CommandGestureData*           GetGestureData() const;
  93 };
  94
  95 class VCL_DLLPUBLIC CommandExtTextInputData
  96 {
  97 private:
  98     OUString            maText;
  99     std::unique_ptr<ExtTextInputAttr[]> mpTextAttr;
 100     sal_Int32           mnCursorPos;
 101     sal_uInt16          mnCursorFlags;
 102     bool                mbOnlyCursor;
 103
 104 public:
 105                         CommandExtTextInputData( const OUString& rText,
 106                                                  const ExtTextInputAttr* pTextAttr,
 107                                                  sal_Int32 nCursorPos,
 108                                                  sal_uInt16 nCursorFlags,
 109                                                  bool bOnlyCursor );
 110                         CommandExtTextInputData( const CommandExtTextInputData& rData );
 111                         ~CommandExtTextInputData();
 112
 113     const OUString&     GetText() const { return maText; }
 114     const ExtTextInputAttr* GetTextAttr() const { return mpTextAttr.get(); }
 115
 116     sal_Int32           GetCursorPos() const { return mnCursorPos; }
 117     bool                IsCursorVisible() const { return (mnCursorFlags & EXTTEXTINPUT_CURSOR_INVISIBLE) == 0; }
 118     bool                IsCursorOverwrite() const { return (mnCursorFlags & EXTTEXTINPUT_CURSOR_OVERWRITE) != 0; }
 119     bool                IsOnlyCursorChanged() const { return mbOnlyCursor; }
 120 };
 121
 122 class VCL_DLLPUBLIC CommandInputContextData
 123 {
 124 };
 125
 126 enum class CommandWheelMode
 127 {
 128     NONE              = 0,
 129     SCROLL            = 1,
 130     ZOOM              = 2,
 131     DATAZOOM          = 3
 132 };
 133
 134 // Magic value used in mnLines field in CommandWheelData
 135 #define COMMAND_WHEEL_PAGESCROLL        (sal_uLong(0xFFFFFFFF))
 136
 137 class VCL_DLLPUBLIC CommandWheelData
 138 {
 139 private:
 140     tools::Long              mnDelta;
 141     tools::Long              mnNotchDelta;
 142     double            mnLines;
 143     CommandWheelMode  mnWheelMode;
 144     sal_uInt16        mnCode;
 145     bool              mbHorz;
 146     bool              mbDeltaIsPixel;
 147
 148 public:
 149                     CommandWheelData();
 150                     CommandWheelData( tools::Long nWheelDelta, tools::Long nWheelNotchDelta,
 151                                       double nScrollLines,
 152                                       CommandWheelMode nWheelMode, sal_uInt16 nKeyModifier,
 153                                       bool bHorz, bool bDeltaIsPixel = false );
 154
 155     tools::Long            GetDelta() const { return mnDelta; }
 156     tools::Long            GetNotchDelta() const { return mnNotchDelta; }
 157     double          GetScrollLines() const { return mnLines; }
 158     bool            IsHorz() const { return mbHorz; }
 159     bool            IsDeltaPixel() const { return mbDeltaIsPixel; }
 160
 161     CommandWheelMode GetMode() const { return mnWheelMode; }
 162
 163     sal_uInt16      GetModifier() const
 164                         { return (mnCode & (KEY_SHIFT | KEY_MOD1 | KEY_MOD2)); }
 165     bool            IsShift() const
 166                         { return ((mnCode & KEY_SHIFT) != 0); }
 167     bool            IsMod1() const
 168                         { return ((mnCode & KEY_MOD1) != 0); }
 169     bool            IsMod2() const
 170                         { return ((mnCode & KEY_MOD2) != 0); }
 171 };
 172
 173 class CommandScrollData
 174 {
 175 private:
 176     tools::Long            mnDeltaX;
 177     tools::Long            mnDeltaY;
 178
 179 public:
 180                     CommandScrollData( tools::Long nDeltaX, tools::Long nDeltaY );
 181
 182     tools::Long            GetDeltaX() const { return mnDeltaX; }
 183     tools::Long            GetDeltaY() const { return mnDeltaY; }
 184 };
 185
 186 class CommandModKeyData
 187 {
 188 private:
 189     bool            mbDown;
 190     ModKeyFlags     mnCode;
 191
 192 public:
 193                     CommandModKeyData( ModKeyFlags nCode, bool bDown );
 194
 195     bool            IsDown()       const { return mbDown; }
 196     bool            IsMod1()       const { return bool(mnCode & ModKeyFlags::Mod1Msk); }
 197     bool            IsMod2()       const { return bool(mnCode & ModKeyFlags::Mod2Msk); }
 198     bool            IsLeftShift()  const { return bool(mnCode & ModKeyFlags::LeftShift); }
 199     bool            IsRightShift() const { return bool(mnCode & ModKeyFlags::RightShift); }
 200 };
 201
 202 enum class ShowDialogId
 203 {
 204     Preferences       = 1,
 205     About             = 2,
 206 };
 207
 208 class VCL_DLLPUBLIC CommandDialogData
 209 {
 210     ShowDialogId   m_nDialogId;
 211 public:
 212     CommandDialogData( ShowDialogId nDialogId )
 213     : m_nDialogId( nDialogId )
 214     {}
 215
 216     ShowDialogId GetDialogId() const { return m_nDialogId; }
 217 };
 218
 219 // Media Commands
 220 enum class MediaCommand
 221 {
 222     ChannelDown           = 1, // Decrement the channel value, for example, for a TV or radio tuner.
 223     ChannelUp             = 2, // Increment the channel value, for example, for a TV or radio tuner.
 224     NextTrack             = 3, // Go to next media track/slide.
 225     Pause                 = 4, // Pause. If already paused, take no further action. This is a direct PAUSE command that has no state.
 226     Play                  = 5, // Begin playing at the current position. If already paused, it will resume. This is a direct PLAY command that has no state.
 227     PlayPause             = 6, // Play or pause playback.
 228     PreviousTrack         = 7, // Go to previous media track/slide.
 229     Record                = 8, // Begin recording the current stream.
 230     Rewind                = 9,// Go backward in a stream at a higher rate of speed.
 231     Stop                  = 10,// Stop playback.
 232     MicOnOffToggle        = 11,// Toggle the microphone.
 233     MicrophoneVolumeDown  = 12,// Increase microphone volume.
 234     MicrophoneVolumeMute  = 13,// Mute the microphone.
 235     MicrophoneVolumeUp    = 14,// Decrease microphone volume.
 236     VolumeDown            = 15,// Lower the volume.
 237     VolumeMute            = 16,// Mute the volume.
 238     VolumeUp              = 17,// Raise the volume.
 239     Menu                  = 18,// Button Menu pressed.
 240     PlayHold              = 20,// Button Play (long) pressed.
 241     NextTrackHold         = 21,// Button Right holding pressed.
 242 };
 243
 244 class VCL_DLLPUBLIC CommandMediaData
 245 {
 246     MediaCommand m_nMediaId;
 247     bool m_bPassThroughToOS;
 248 public:
 249     CommandMediaData(MediaCommand nMediaId)
 250         : m_nMediaId(nMediaId)
 251         , m_bPassThroughToOS(true)
 252     {
 253     }
 254     MediaCommand GetMediaId() const { return m_nMediaId; }
 255     void SetPassThroughToOS(bool bPassThroughToOS) { m_bPassThroughToOS = bPassThroughToOS; }
 256     bool GetPassThroughToOS() const { return m_bPassThroughToOS; }
 257 };
 258
 259 class CommandSelectionChangeData
 260 {
 261 private:
 262     sal_uLong          mnStart;
 263     sal_uLong          mnEnd;
 264
 265 public:
 266     CommandSelectionChangeData( sal_uLong nStart, sal_uLong nEnd );
 267
 268     sal_uLong          GetStart() const { return mnStart; }
 269     sal_uLong          GetEnd() const { return mnEnd; }
 270 };
 271
 272 class VCL_DLLPUBLIC CommandSwipeData
 273 {
 274     double mnVelocityX;
 275 public:
 276     CommandSwipeData()
 277         : mnVelocityX(0)
 278     {
 279     }
 280     CommandSwipeData(double nVelocityX)
 281         : mnVelocityX(nVelocityX)
 282     {
 283     }
 284     double getVelocityX() const { return mnVelocityX; }
 285 };
 286
 287
 288 class VCL_DLLPUBLIC CommandLongPressData
 289 {
 290     double mnX;
 291     double mnY;
 292 public:
 293     CommandLongPressData()
 294         : mnX(0)
 295         , mnY(0)
 296     {
 297     }
 298     CommandLongPressData(double nX, double nY)
 299         : mnX(nX)
 300         , mnY(nY)
 301     {
 302     }
 303     double getX() const { return mnX; }
 304     double getY() const { return mnY; }
 305 };
 306
 307 class VCL_DLLPUBLIC CommandGestureData
 308 {
 309 public:
 310     double const mfX;
 311     double const mfY;
 312     GestureEventType const meEventType;
 313
 314     double const mfOffset;
 315     PanningOrientation const meOrientation;
 316
 317     CommandGestureData(double fX, double fY, GestureEventType eEventType, double fOffset, PanningOrientation eOrientation)
 318         : mfX(fX)
 319         , mfY(fY)
 320         , meEventType(eEventType)
 321         , mfOffset(fOffset)
 322         , meOrientation(eOrientation)
 323     {}
 324 };
 325
 326 enum class CommandEventId
 327 {
 328     NONE                    = 0,
 329     ContextMenu             = 1,
 330     StartDrag               = 2,
 331     Wheel                   = 3,
 332     StartAutoScroll         = 4,
 333     AutoScroll              = 5,
 334     StartExtTextInput       = 7,
 335     ExtTextInput            = 8,
 336     EndExtTextInput         = 9,
 337     InputContextChange      = 10,
 338     CursorPos               = 11,
 339     PasteSelection          = 12,
 340     ModKeyChange            = 13,
 341     InputLanguageChange     = 15,
 342     ShowDialog              = 16,
 343     Media                   = 17,
 344     SelectionChange         = 18,
 345     PrepareReconversion     = 19,
 346     QueryCharPosition       = 20,
 347     Swipe                   = 21,
 348     LongPress               = 22,
 349     Gesture                 = 23,
 350 };
 351
 352 #endif // INCLUDED_VCL_COMMANDEVENT_HXX
 353
 354 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */