1 /* 2 Open Tracker License 3 4 Terms and Conditions 5 6 Copyright (c) 1991-2001, Be Incorporated. All rights reserved. 7 8 Permission is hereby granted, free of charge, to any person obtaining a copy of 9 this software and associated documentation files (the "Software"), to deal in 10 the Software without restriction, including without limitation the rights to 11 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 12 of the Software, and to permit persons to whom the Software is furnished to do 13 so, subject to the following conditions: 14 15 The above copyright notice and this permission notice applies to all licensees 16 and shall be included in all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY, 20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 22 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION 23 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 25 Except as contained in this notice, the name of Be Incorporated shall not be 26 used in advertising or otherwise to promote the sale, use or other dealings in 27 this Software without prior written authorization from Be Incorporated. 28 29 BeMail(TM), Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered trademarks 30 of Be Incorporated in the United States and other countries. Other brand product 31 names are registered trademarks or trademarks of their respective holders. 32 All rights reserved. 33 */ 34 #ifndef _CONTENT_H 35 #define _CONTENT_H 36 37 #include <FilePanel.h> 38 #include <FindDirectory.h> 39 #include <Font.h> 40 #include <fs_attr.h> 41 #include <Point.h> 42 #include <Rect.h> 43 #include <MessageFilter.h> 44 45 #include "KUndoBuffer.h" 46 47 #define MESSAGE_TEXT "Message:" 48 #define MESSAGE_TEXT_H 16 49 #define MESSAGE_TEXT_V 5 50 #define MESSAGE_FIELD_H 59 51 #define MESSAGE_FIELD_V 11 52 53 #define CONTENT_TYPE "content-type: " 54 #define CONTENT_ENCODING "content-transfer-encoding: " 55 #define CONTENT_DISPOSITION "Content-Disposition: " 56 #define MIME_TEXT "text/" 57 #define MIME_MULTIPART "multipart/" 58 59 class TMailWindow; 60 class TScrollView; 61 class TTextView; 62 class BFile; 63 class BList; 64 class BPopupMenu; 65 66 struct text_run_array; 67 68 typedef struct { 69 bool header; 70 bool raw; 71 bool quote; 72 bool incoming; 73 bool close; 74 bool mime; 75 TTextView *view; 76 BEmailMessage *mail; 77 BList *enclosures; 78 sem_id *stop_sem; 79 } reader_info; 80 81 enum ENCLOSURE_TYPE { 82 TYPE_ENCLOSURE = 100, 83 TYPE_BE_ENCLOSURE, 84 TYPE_URL, 85 TYPE_MAILTO 86 }; 87 88 struct hyper_text { 89 int32 type; 90 char *name; 91 char *content_type; 92 char *encoding; 93 int32 text_start; 94 int32 text_end; 95 BMailComponent *component; 96 bool saved; 97 bool have_ref; 98 entry_ref ref; 99 node_ref node; 100 }; 101 102 class TSavePanel; 103 104 105 //==================================================================== 106 107 class TContentView : public BView { 108 public: 109 TContentView(BRect, bool incoming, BEmailMessage *mail, BFont*, 110 bool showHeader, bool coloredQuotes); 111 virtual void MessageReceived(BMessage *); 112 void FindString(const char *); 113 void Focus(bool); 114 void FrameResized(float, float); 115 116 TTextView *fTextView; 117 118 private: 119 bool fFocus; 120 bool fIncoming; 121 float fOffset; 122 }; 123 124 //==================================================================== 125 126 enum { 127 S_CLEAR_ERRORS = 1, 128 S_SHOW_ERRORS = 2 129 }; 130 131 struct quote_context { 132 quote_context() 133 : 134 level(0), 135 diff_mode(0), 136 begin(true), 137 in_diff(false), 138 was_diff(false) 139 { 140 } 141 142 int32 level; 143 int32 diff_mode; 144 bool begin; 145 bool in_diff; 146 bool was_diff; 147 }; 148 149 class TTextView : public BTextView { 150 public: 151 TTextView(BRect, BRect, bool incoming, BEmailMessage *mail, 152 TContentView *, BFont *, bool showHeader, bool coloredQuotes); 153 ~TTextView(); 154 155 virtual void AttachedToWindow(); 156 virtual void KeyDown(const char*, int32); 157 virtual void MakeFocus(bool); 158 virtual void MessageReceived(BMessage*); 159 virtual void MouseDown(BPoint); 160 virtual void MouseMoved(BPoint, uint32, const BMessage*); 161 virtual void InsertText(const char *text, int32 length, int32 offset, 162 const text_run_array *runs); 163 virtual void DeleteText(int32 start, int32 finish); 164 165 void ClearList(); 166 void LoadMessage(BEmailMessage *mail, bool quoteIt, const char *insertText); 167 void Open(hyper_text*); 168 status_t Save(BMessage *, bool makeNewFile = true); 169 void StopLoad(); 170 void AddAsContent(BEmailMessage *mail, bool wrap, uint32 charset, mail_encoding encoding); 171 void CheckSpelling(int32 start, int32 end, 172 int32 flags = S_CLEAR_ERRORS | S_SHOW_ERRORS); 173 void FindSpellBoundry(int32 length, int32 offset, int32 *start, 174 int32 *end); 175 void EnableSpellCheck(bool enable); 176 177 void AddQuote(int32 start, int32 finish); 178 void RemoveQuote(int32 start, int32 finish); 179 180 void WindowActivated(bool flag); 181 void Undo(BClipboard *clipboard); 182 void Redo(); 183 184 const BFont *Font() const { return &fFont; } 185 186 bool fHeader; 187 bool fColoredQuotes; 188 bool fReady; 189 190 private: 191 struct { bool replaced, deleted; } fUndoState; 192 KUndoBuffer fUndoBuffer; 193 194 struct { bool active, replace; } fInputMethodUndoState; 195 KUndoBuffer fInputMethodUndoBuffer; 196 // For handling Input Method changes in undo. 197 198 struct spell_mark; 199 200 spell_mark *FindSpellMark(int32 start, int32 end, spell_mark **_previousMark = NULL); 201 void UpdateSpellMarks(int32 offset, int32 length); 202 status_t AddSpellMark(int32 start, int32 end); 203 bool RemoveSpellMark(int32 start, int32 end); 204 void RemoveSpellMarks(); 205 206 void ContentChanged(void); 207 208 class Reader; 209 friend class TTextView::Reader; 210 211 char *fYankBuffer; 212 int32 fLastPosition; 213 BFile *fFile; 214 BEmailMessage *fMail; 215 // for incoming/replied/forwarded mails only 216 BFont fFont; 217 TContentView *fParent; 218 sem_id fStopSem; 219 bool fStopLoading; 220 thread_id fThread; 221 BList *fEnclosures; 222 BPopUpMenu *fEnclosureMenu; 223 BPopUpMenu *fLinkMenu; 224 TSavePanel *fPanel; 225 bool fIncoming; 226 bool fSpellCheck; 227 bool fRaw; 228 bool fCursor; 229 230 struct spell_mark { 231 spell_mark *next; 232 int32 start; 233 int32 end; 234 struct text_run_array *style; 235 }; 236 237 spell_mark *fFirstSpellMark; 238 239 class Reader { 240 public: 241 Reader(bool header, bool raw, bool quote, bool incoming, 242 bool stripHeaders, bool mime, TTextView* view, 243 BEmailMessage* mail, BList* list, sem_id sem); 244 245 static status_t Run(void* _dummy); 246 247 private: 248 bool ParseMail(BMailContainer* container, 249 BTextMailComponent* ignore); 250 bool Process(const char* data, int32 length, 251 bool isHeader = false); 252 bool Insert(const char* line, int32 count, bool isHyperLink, 253 bool isHeader = false); 254 255 bool Lock(); 256 status_t Unlock(); 257 258 bool fHeader; 259 bool fRaw; 260 bool fQuote; 261 quote_context fQuoteContext; 262 bool fIncoming; 263 bool fStripHeader; 264 bool fMime; 265 TTextView* fView; 266 BEmailMessage* fMail; 267 BList *fEnclosures; 268 sem_id fStopSem; 269 }; 270 }; 271 272 273 //==================================================================== 274 275 class TSavePanel : public BFilePanel { 276 public: 277 TSavePanel(hyper_text*, TTextView*); 278 virtual void SendMessage(const BMessenger*, BMessage*); 279 void SetEnclosure(hyper_text*); 280 281 private: 282 hyper_text *fEnclosure; 283 TTextView *fView; 284 }; 285 286 //==================================================================== 287 288 class TextRunArray { 289 public: 290 TextRunArray(size_t entries); 291 ~TextRunArray(); 292 293 text_run_array &Array() { return *fArray; } 294 size_t MaxEntries() const { return fNumEntries; } 295 296 private: 297 text_run_array *fArray; 298 size_t fNumEntries; 299 }; 300 301 extern void FillInQuoteTextRuns(BTextView* view, quote_context* context, 302 const char* line, int32 length, const BFont& font, text_run_array* style, 303 int32 maxStyles = 5); 304 305 #endif /* #ifndef _CONTENT_H */ 306