发表于 2009-1-5 19:48
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VC.NET缂栫▼璁插骇涔嬩笁
鍙戝竷: 2008-6-26 23:05 | 浣滆: admin | 鏌ョ湅: 87娆
绗簩璁 鏂囨。鏁版嵁鐨勮鍙栧拰鏄剧ず
銆銆鎽樿
銆銆鏈鍏堟潵浠嬬粛绋嬪簭鍚勪釜绫荤殑鍏宠仈鏈哄埗锛岀劧鍚庤璁烘枃妗ｇ殑璇昏繃绋嬪強璇绘搷浣滐紝鏈鍚庤璁烘枃妗ｆ暟鎹殑鏄剧ず鏂规硶鍜屾妧宸с
銆銆绋嬪簭涓悇鐢ㄦ埛绫荤殑鍏宠仈
銆銆鍦ㄤ笂涓璁蹭腑锛屾垜浠娇鐢∕FC搴旂敤绋嬪簭鍚戝鍒涘缓涓涓崟鏂囨。椤圭洰TextViewer銆傜幇鍦紝鎴戜滑鎵撳紑璇ラ」鐩傚彲浠ョ湅鍑猴紝鍚戝涓篢extViewer椤圭洰鍒涘缓浜嗕互涓嬪嚑涓被锛
銆銆搴旂敤绋嬪簭绫籆TextViewerApp锛屽簲鐢ㄧ▼搴忓繀椤荤殑杩愯鍏ュ彛锛屽湪涓婁竴璁插凡缁忚璁鸿繃銆
銆銆涓绘鏋剁獥鍙ｇ被CMainFrame锛岀敤鏉ヨ礋璐ｇ獥鍙ｇ殑鏍囬鏍忋佽彍鍗曘佸伐鍏锋爮鍙婄姸鎬佹爮绛夌晫闈㈠厓绱犵殑鎿嶄綔銆
銆銆鏂囨。绫籆TextViewerDoc锛岀敤鏉ヨ礋璐ｆ枃妗ｆ暟鎹殑璇诲彇鍜屼繚瀛
銆銆瑙嗗浘绫籆TextViewerView绫伙紝鐢ㄦ潵鏄剧ず鏂囨。鏄剧ず锛屽苟鍙搷搴斿悇绉嶇被鍨嬬殑杈撳叆(渚嬪閿洏杈撳叆)浠ュ強瀹炵幇鎵撳嵃鍜屾墦鍗伴瑙堢瓑銆
銆銆杩樻湁涓涓璇濇绫籆AboutDlg锛岀敤鏉ユ樉绀鸿搴旂敤绋嬪簭鐨勭増鏈俊鎭紝鏄竴涓"鍏充簬"瀵硅瘽妗嗐
銆銆闇瑕佽鏄庣殑鏄紝Visual C .NET灏嗗悇涓被鐨勫０鏄庝繚瀛樺湪澶存枃浠朵腑锛屽嵆浠.h涓烘墿灞曞悕锛岃屽皢绫荤殑瀹炵幇浠ｇ爜淇濆瓨鍦ㄤ互.cpp涓烘墿灞曞悕鐨勫疄鐜版枃浠朵腑銆
銆銆閭ｄ箞锛屽湪MFC涓笂杩扮殑涓绘鏋剁獥鍙ｇ被銆佹枃妗ｇ被鍜岃鍥剧被鐨勫叧绯绘槸鎬庢牱鍛紵鎴戜滑鏉ョ湅涓涓嬨
銆銆灏嗚В鍐虫柟妗堢鐞嗗櫒鍒囨崲鍒"绫昏鍥"锛屽睍寮CTextViewerApp绫荤殑鎵鏈夎妭鐐癸紝鍙屽嚮"InitInstance( void )"锛屾墦寮璇ュ嚱鏁颁唬鐮併傜敱浜嶸isual C .NET鐨勪唬鐮佹敞閲婃槸涓枃鐨勶紝鍥犳鎴戜滑杩欓噷浠呯粰鍑哄鍥1鎵绀虹殑浠ｇ爜銆
鍥1 InitInstance鍑芥暟涓殑閮ㄥ垎浠ｇ爜
銆銆浠ｇ爜涓紝CSingleDocTemplate鏄粠CDocTemplate娲剧敓鐨勫崟鏂囨。绫伙紝瀹冨崗璋冧簡鏂囨。绐楀彛銆佹枃妗ｅ拰瑙嗗浘鐨勫叧绯伙紝骞舵妸涓夎呰仈绯昏捣鏉ャ傝绫荤殑鏋勯犲嚱鏁伴渶瑕佹寚瀹氬洓涓弬鏁帮紝鍒嗗埆涓鸿〃绀鸿彍鍗曞拰鍔犻熼敭绛夌殑璧勬簮ID鍙蜂互鍙婁笁涓敱瀹廟UNTIME_CLASS鎸囧畾鐨凜RuntimeClass缁撴瀯瀵硅薄鎸囬拡锛屽畠浠垎鍒槸绋嬪簭鐨勬枃妗ｇ被銆佹鏋剁獥鍙ｇ被鍜岃鍥剧被鐨勭粨鏋勬寚閽堛
銆銆CRuntimeClass缁撴瀯鍙嶆槧涓涓繍琛屾椂绫荤殑淇℃伅锛岄氬父鐢ㄥ畯RUNTIME_CLASS鏉ヨ幏鍙栦竴涓被鐨凜RuntimeClass缁撴瀯鎸囬拡銆俈isual C 鍊熷姪CRuntimeClass绫荤粨鏋勮兘鍦ㄥ簲鐢ㄧ▼搴忚繍琛岃繃绋嬩腑鑾峰緱璇ョ被瀵硅薄鍙婂叾鍩虹被鐨勭浉鍏充俊鎭紝浠庤屽彲浠ュ疄鐜拌繍琛屾椂绫诲瀷妫鏌(Run Time Type Inspection锛孯TTI)銆
銆銆AddDocTemplate鐢ㄦ潵灏嗘寚瀹氱殑鍗曟枃妗ｆā鏉挎垨澶氭枃妗ｆā鏉挎寚閽堟坊鍔犲埌绋嬪簭鎵鍖呭惈鍐呴儴鐨勬枃妗ｆā鏉挎寚閽堝垪琛ㄤ腑銆
銆銆鏂囨。鐨勮杩囩▼
銆銆鍦ㄥ悜瀵煎垱寤虹殑搴旂敤绋嬪簭涓紝绋嬪簭鐨勯粯璁よ彍鍗曟湁"鏂囦欢"銆"缂栬緫"銆"瑙嗗浘"鍜"甯姪"銆傚綋杩愯绋嬪簭鍚庯紝鎵撳紑"鏂囦欢"鑿滃崟涓殑"鎵撳紑"鍛戒护鏃讹紝搴旂敤绋嬪簭浼氳嚜鍔ㄦ墦寮鐩稿簲鐨"鎵撳紑"鏂囦欢閫氱敤瀵硅瘽妗嗐備箣鎵浠ユ湁杩欏姛鑳斤紝鏄洜涓哄悜瀵煎垱寤虹殑搴旂敤绋嬪簭妗嗘灦涓紝鑷姩灏"鎵撳紑"鑿滃崟鍛戒护涓嶤WinApp鐨凮nFileOpen鎴愬憳鍑芥暟鐩稿叧鑱斻傝繖绉嶅叧鑱旀槸閫氳繃"娑堟伅鏄犲皠"鏉ュ疄鐜扮殑锛屽湪CTextViewerApp绫荤殑瀹炵幇鏂囦欢TextViewer.cpp鍓嶉潰鏈夎繖鏍风殑浠ｇ爜锛屽鍥2鎵绀恒
鍥2 搴旂敤绋嬪簭绫荤殑娑堟伅鏄犲皠
銆銆"娑堟伅鏄犲皠"鏄疢FC涓殑涓涓寒鐐广傚湪Windows鎿嶄綔鐜涓紝鏃犺鏄郴缁熶骇鐢熺殑鍔ㄤ綔鎴栨槸鐢ㄦ埛杩愯搴旂敤绋嬪簭浜х敓鐨勫姩浣滐紝閮界О涓轰簨浠(Events)浜х敓鐨勬秷鎭(Message)銆備緥濡傦紝鐢ㄦ埛閫夋嫨鑿滃崟鏃舵墍浜х敓鐨勬秷鎭О涓"鍛戒护"娑堟伅锛岃岄紶鏍囨敼鍙樼獥鍙ｇ姸鎬佹椂鎵浜х敓鐨勬秷鎭槸"绐楀彛"娑堟伅銆傚彧瑕佹槸娑堟伅锛岄兘鍙互閫氳繃MFC鐨"娑堟伅鏈哄埗"鏉ユ槧灏勩傛槧灏勭殑鐩殑鏄皢娑堟伅鍜屾煇涓嚱鏁扮浉鍏宠仈锛岃繖鏍蜂竴鏃﹁娑堟伅浜х敓灏变細鎵ц鐩稿叧鑱旂殑鍑芥暟銆
銆銆鍥2浠ｇ爜涓紝BEGIN_MESSAGE_MAP鍜孍ND_MESSAGE_MAP鏄疢FC寮濮嬪拰缁撴潫娑堟伅鏄犲皠瀹忥紝ON_COMMAND鏄笓闂ㄧ敤鏉ユ槧灏勫儚鑿滃崟鐨勪竴浜涘懡浠ゆ秷鎭畯锛屽畠鏈変袱涓弬鏁帮紝绗竴涓弬鏁扮敤鏉ユ寚瀹氬懡浠ゆ爣璇嗭紝MFC涓瘡涓彍鍗曢」閮芥湁涓涓爣璇嗗硷紝"鎵撳紑"鑿滃崟鐨勬爣璇咺D涓篒D_FILE_OPEN锛岀浜屼釜鍙傛暟鏄敤鏉ユ寚瀹氬叧鑱旂殑鍑芥暟銆(娑堟伅鏄犲皠浠ュ悗杩樹細璁插埌)
銆銆褰撶敤鎴峰湪閫氱敤"鎵撳紑"鏂囦欢瀵硅瘽妗嗕腑鎸囧畾涓涓枃浠跺悗锛屽簲鐢ㄧ▼搴忓皢璋冪敤鏂囨。瀵硅薄鐨 CDocument::OnOpenDocument铏氭垚鍛樺嚱鏁般傝鍑芥暟灏嗘墦寮鏂囦欢锛屽苟璋冪敤DeleteContents娓呴櫎鏂囨。瀵硅薄鐨勫唴瀹癸紝鐒跺悗鍒涘缓涓涓狢Archive(褰掓。绫)瀵硅薄鐢ㄤ簬鏁版嵁鐨勮鍙栵紝鎺ョ潃鍙堣嚜鍔ㄨ皟鐢⊿erialize鍑芥暟銆備箣鍚庝究璋冪敤瑙嗗浘瀵硅薄鐨凜View::OnInitialUpdate铏氭垚鍛樺嚱鏁般
銆銆鍦ㄨ繖涓繃绋嬩腑锛屾垜浠彲鑳芥湁寰堝鍦版柟涓嶇悊瑙ｃ備絾鎴戜滑浠旂粏鎯充竴鎯冲氨浼氭槑鐧借澶氥傚亣濡傝鍥句腑宸叉湁鏂囨。鏁版嵁鏄剧ず锛屼负浜嗚兘蹇熸樉绀哄拰淇敼杩欎簺鏁版嵁锛屾樉鐒惰繖浜涙暟鎹瀛樺偍鍦ㄤ笓闂ㄧ殑鍐呭瓨绌洪棿涓紝CArchive绫诲璞″氨璧峰埌浜嗚繖涓綔鐢ㄣ傚綋鎵撳紑鍙︿竴涓枃妗ｆ椂锛屼互鍓嶅湪鍐呭瓨涓瓨鍌ㄧ殑鏁版嵁瑕佹竻闄わ紝杩欏氨鏄疍eleteContents浣滅敤锛岃屼笖杩樿浣胯鍥捐兘鍙婃椂鏇存柊鏄剧ず锛屾墍浠ヨ璋冪敤OnInitialUpdate鍑芥暟銆
銆銆涓婅堪鐨凷erialize鍑芥暟鏄竴涓緢鐗瑰埆鐨勫嚱鏁帮紝瀹冩棦鍙互浠庝腑璇诲彇鏂囨。鏁版嵁锛屼篃鍙互淇濆瓨鏂囨。鏁版嵁锛岀О涓"搴忓垪鍖"鍑芥暟銆傚畠琚坊鍔犵敤鎴风殑鏂囨。绫讳腑锛岀敤鏉ユ牴鎹瓹Archive鍐呴儴鐨勪竴涓爣蹇楁潵鍐冲畾鏂囨。鏁版嵁鐨勬祦鍚(璇绘垨鍐)锛屽鍥3鎵绀恒
鍥3 Serialize鍑芥暟浠ｇ爜
銆銆鏂囨。鏁版嵁鐨勮鎿嶄綔
銆銆瀵逛簬涓婅堪杩囩▼锛屾垜浠墍鍋氱殑浠呬粎鏄湪鏂囨。绫荤殑Serialize鍑芥暟涓坊鍔犳枃妗ｆ暟鎹鍙(鍔犺浇)鍜屽瓨鍌ㄧ殑浠ｇ爜銆傞渶瑕佽鏄庣殑鏄紝Serialize鍑芥暟鐨勫弬鏁癮r鏄竴涓狢Archive绫荤殑寮曠敤瀵硅薄銆侰Archive绫绘彁渚涗簡"<<"鍜">>"杩愮畻绗︼紝鍒嗗埆鍙互鍚戞枃妗ｅ璞″啓鍏ユ暟鎹垨浠庢枃妗ｅ璞′腑璇诲彇鏁版嵁銆傚畠浠殑鍚箟涓嶤 涓殑"<<"鍜">>"杩愮畻绗︾浉鍚岋紝鍙笉杩嘋Archive鏀寔鏇村鐨勬暟鎹被鍨嬶紝濡傦細CObject銆丆String绛夈傞櫎姝や箣澶朇Archive绫昏繕鎻愪緵ReadString鍜學riteString鎴愬憳鍑芥暟鏉ヨ鍐欐枃妗ｄ腑鐨勪竴琛屾枃鏈備笅闈㈢殑杩囩▼鐢ㄦ潵灏嗘枃妗ｇ殑鏂囨湰鍐呭璇诲嚭骞朵繚瀛樺埌涓涓瓧绗︿覆闆嗗悎绫诲璞′腑銆
銆銆(1) 灏嗚В鍐虫柟妗堢鐞嗗櫒绐楀彛鍒囨崲鍒"绫昏鍥"锛屽睍寮鎵鏈夌殑绫伙紝鍙冲嚮绫诲悕"CTextViewerDoc"锛屼粠寮瑰嚭鐨勫揩鎹疯彍鍗曚腑閫夋嫨"娣诲姞"->"娣诲姞鍙橀噺"锛屽脊鍑"娣诲姞鎴愬憳鍙橀噺鍚戝"瀵硅瘽妗嗭紝鍦"鍙橀噺绫诲瀷"妗嗕腑杈撳叆CStringArray锛屽湪"鍙橀噺鍚"妗嗕腑杈撳叆m_strContent锛屽鍥4鎵绀恒傚崟鍑"瀹屾垚"鎸夐挳銆
銆銆CStringArray鏄"瀛楃涓查泦鍚堢被"锛屽畠灏佽浜咰String鏁扮粍瀵硅薄鐨勫叏閮ㄦ搷浣溿傜被浼肩殑杩樻湁瀵笲YTE銆乁INT銆乄ORD鍜孌WORD绛夌被鍨嬬殑鏁扮粍鎿嶄綔鐨勯泦鍚堢被CByteArray銆丆UIntArray銆丆WordArray鍜孋DWordArray銆傝繖浜涢泦鍚堢被閮芥湁鐩镐技鐨勬搷浣滐紝濡侫dd(娣诲姞)銆丷emoveAll(鍒犻櫎鍏ㄩ儴鍏冪礌)銆丟etAt(鑾峰彇鎸囧畾鏁扮粍涓嬫爣鐨勫厓绱)绛夈
鍥4 娣诲姞鎴愬憳鍙橀噺
銆銆(2) 鍦–TextViewerDoc::Serialize鍑芥暟涓坊鍔犺鍙栨枃妗ｆ枃鏈唴瀹逛唬鐮侊紝濡傚浘5鎵绀恒
鍥5 娣诲姞鐨勮鍙栨枃妗ｆ枃鏈唴瀹逛唬鐮
銆銆浠ｇ爜涓紝ReadString鏄鍙栨墦寮鐨勬枃妗ｇ殑涓琛屾枃鏈紝褰撴垚鍔熻鍑烘椂锛屽嚱鏁拌繑鍥濼RUE锛屽綋鏂囨湰杈惧埌鏂囨。缁撳熬鏃讹紝鍑芥暟杩斿洖FALSE銆傝繖鏍凤紝閫氳繃while寰幆鍙互灏嗘枃妗ｇ殑鏂囨湰鍐呭鍏ㄩ儴璇诲彇骞朵繚瀛樺埌m_strContent涓
銆銆(3) 鐢变簬鍙︿竴涓枃妗ｆ墦寮鏃讹紝闇瑕佸皢m_strContent涓殑鍐呭娓呴櫎锛屾墍浠ユ垜浠渶瑕佽窡韪狣eleteContents鍑芥暟銆傚湪CTextViewerDoc绫荤殑灞炴х獥鍙ｏ紝鍗曞嚮"閲嶅啓"鎸夐挳锛屽湪鍒楄〃妗嗕腑鎵惧埌DeleteContents鍑芥暟椤癸紝鍗曞嚮鍙宠竟鐨勭┖鏍煎悗鍐嶅崟鍑诲彸渚х殑涓嬫媺鎸夐挳锛屽嚭鐜颁竴涓笅鎷夊垪琛紝濡傚浘6鎵绀恒
鍥6 娣诲姞DeleteContents鍑芥暟鐨勯噸鍐
銆銆(4) 鍗曞嚮"<娣诲姞>DeleteContents"锛岃鍑芥暟鐨勯噸鍐欏氨娣诲姞濂戒簡銆傝繖鏍凤紝妗嗘灦鍦ㄨ嚜鍔ㄦ墽琛岃鍑芥暟鏃跺氨浼氬皢鑷繁娣诲姞鍦ㄨ繖涓嚱鏁颁腑鐨勪唬鐮佷篃浼氳鎵ц銆
銆銆(5) 鍦―eleteContents涓坊鍔犲鍥7鎵绀虹殑鍔犳浠ｇ爜銆
鍥7 鍦―eleteContents鍑芥暟涓坊鍔犵殑浠ｇ爜
銆銆杩欏氨鏄枃妗ｆ枃鏈唴瀹圭殑鏁翠釜璇诲彇杩囩▼銆傞渶瑕佽鏄庣殑鏄紝涔熷彲浠ュ皢"m_strContent.RemoveAll();"璇彞鐩存帴娣诲姞鍦ㄥ浘5涓殑while寰幆璇彞涔嬪墠锛屼粠鑰屽彲浠ョ渷鐣(5)鍜(6)鐨勬楠ゃ
銆銆鏂囨。鏁版嵁鐨勬樉绀烘柟娉曞拰鎶宸
銆銆鐢ㄦ埛鐨勮鍥剧被鏄礋璐ｆ樉绀烘枃妗ｆ暟鎹殑锛岀洰鍓嶅父鐢ㄧ殑鏄剧ず鏂规硶鏈変笁涓細涓鏄娇鐢–EditView鏈哄埗鏉ユ樉绀猴紝浜屾槸鍦ㄨ鍥剧殑瀹㈡埛鍖轰腑浣跨敤缂栬緫鎺т欢锛屼笁鏄洿鎺ヨ皟鐢–DC绫荤殑鏂囨湰杈撳嚭鍑芥暟缁樺埗鎵鏈夌殑鏂囨湰鍐呭銆備笅闈㈠氨鏉ヤ粙缁嶃
銆銆1. 浣跨敤CEditView鏈哄埗
銆銆鍦∕FC鏂囨。搴旂敤绋嬪簭涓紝鍏跺唴閮ㄦ湁涓涓鍥炬寚閽堝垪琛ㄥ彉閲弇_viewList锛岀敱浜嶤EditView鏀寔鏂囨。鐨勫簭鍒楀寲锛屽洜姝ゆ垜浠彲浠ヤ娇鐢ㄤ笅鍒楄鍙ユ潵杩涜锛
((CEditView*)m_viewList.GetHead())->SerializeRaw(ar);
銆銆鍏蜂綋杩囩▼濡備笅锛
銆銆(1) 鍦↖nitInstance鍑芥暟涓紝鏀瑰啓妗嗘灦绐楀彛绫汇佹枃妗ｇ被鍜岃鍥剧被鐨勫叧鑱旓紝濡傚浘8鎵绀虹殑鍔犳閮ㄥ垎銆
鍥8 鍦ㄦ枃妗ｆā鏉夸腑鏀瑰彉鍏宠仈鐨勮鍥剧被
銆銆CEditView瑙嗗浘绫绘彁渚涗簡绠鍗曠殑鏂囨湰缂栬緫鍔熻兘锛屽鎵撳嵃銆佹煡鎵惧苟鏇挎崲銆佸壀璐存澘鐨勫壀鍒囥佸鍒跺拰绮樿创绛夈
銆銆(2) 鍦–TextViewerDoc::Serialize鍑芥暟涓坊鍔犲簭鍒楀寲浠ｇ爜锛屽鍥9鎵绀虹殑鍔犳閮ㄥ垎銆
鍥9 娣诲姞鐨勫簭鍒楀寲浠ｇ爜
銆銆(3) 杩愯绋嬪簭锛屾墦寮涓涓枃妗ｏ紝鐪嬬湅鏄笉鏄彲浠ユ樉绀哄嚭鏂囨。鐨勫唴瀹癸紵(鏄剧ず鐨勫唴瀹瑰彲鑳戒細鍑虹幇涔辩爜锛岃繖鏄疺isual C .NET涓殑涓涓狟UG)
銆銆璇勮堪锛氳繖绉嶆柟娉曠畝鍗曟湁鏁堬紝骞朵笖鑳藉瀹炵幇鏂囨湰鐨勭紪杈戝姛鑳斤紝缂虹偣鏄▼搴忎腑鐨凜TextViewerView绫诲彉寰楁病鏈夌敤浜嗭紝骞朵笖寰堥毦杩涜鏇存繁灞傛鐨勮鍥炬帶鍒躲
銆銆2. 浣跨敤缂栬緫鎺т欢
銆銆"缂栬緫鎺т欢"鏄竴涓彲浠ヨ鐢ㄦ埛浠庨敭鐩樿緭鍏ュ拰缂栬緫鏂囨湰鐨勬帶浠讹紝閫氳繃瀹冨彲浠ヨ緭鍏ュ悇绉嶆枃鏈佹暟瀛楁垨鑰呭彛浠わ紝涔熷彲浣跨敤瀹冩潵缂栬緫鍜屼慨鏀圭畝鍗曠殑鏂囨湰鍐呭銆侻FC绫籆Edit灏佽浜嗙紪杈戞帶浠剁殑鍏ㄩ儴鎿嶄綔銆
銆銆浣跨敤缂栬緫鎺т欢瀹炵幇鏂囨。鏁版嵁鐨勬樉绀虹殑鎬濊矾鏄紝鍏堝湪瑙嗗浘涓垱寤轰竴涓笌瑙嗗浘瀹㈡埛鍖哄ぇ灏忕浉鍚岀殑缂栬緫鎺т欢锛岀劧鍚庢妸鏂囨。鐨勬枃鏈唴瀹硅浆閫佸埌缂栬緫鎺т欢涓傝繖閲岀殑瑙嗗浘瀹㈡埛鍖烘槸鎸囬櫎浜嗙獥鍙ｆ爣棰樻爮銆佽彍鍗曟爮銆佸伐鍏锋爮銆佺姸鎬佹爮浠ュ強杈规涔嬪鐨勯儴鍒嗐傜畝鍗曞湴璇达紝灏辨槸榛樿鐨勮儗鏅壊涓虹櫧鑹茬殑鍖哄煙銆
銆銆瀹炵幇鐨勬楠ゅ涓嬶細
銆銆(1) 涓篊TextViewerView绫绘坊鍔犳垚鍛樺彉閲廋Edit* m_ctrlEdit銆傝繖鏄竴涓寚閽堝彉閲忥紝鐢"娣诲姞鎴愬憳鍙橀噺鍚戝"娣诲姞鏃讹紝瑕佸湪"鍙橀噺绫诲瀷"妗嗗姞杈撳叆"CEdit*"(鍙屽紩鍙蜂笉杈撳叆锛屾敞鎰忓叾涓殑鏄熷彿)锛岃屽湪"鍙橀噺鍚"涓緭鍏_ctrlEdit銆
銆銆(2) 涓篊TextViewerView绫绘坊鍔燨nInitialUpdate鍑芥暟鐨勯噸鍐欙紝骞舵坊鍔犲鍥10鎵绀虹殑浠ｇ爜(鍔犳閮ㄥ垎)銆
鍥10 鍦∣nInitialUpdate涓坊鍔犵殑浠ｇ爜
銆銆new鍜宒elete鍒嗗埆鐢ㄦ潵涓虹被瀵硅薄鍒嗛厤鍜岄噴鏀惧唴瀛樼┖闂淬備负浜嗛伩鍏峬_ctrlEdit鍐呭瓨绌洪棿閲嶅鍒嗛厤锛屾垜浠湪new鎿嶄綔鍓嶏紝瑕佸厛灏唌_ctrlEdit鍐呭瓨绌洪棿閲婃斁銆
銆銆褰撴鏋跺皢鏂囨。涓庤鍥惧叧鑱旓紝涓旇鍥惧皢瑕佹樉绀烘椂璋冪敤OnInitialUpdate鍑芥暟锛屽洜姝ゆ垜浠皢瑙嗗浘鐨勪竴浜涘垵濮嬪寲浠ｇ爜娣诲姞鍒拌繖閲屻
銆銆(3) 鍦–TextViewerView鏋愭瀯鍑芥暟涓坊鍔爉_ctrlEdit鍐呭瓨绌洪棿閲婃斁鐨勮鍙ワ細 if ( m_ctrlEdit ) delete m_ctrlEdit;
銆銆(4) 鐢变簬瑙嗗浘澶у皬鏀瑰彉鍚庯紝缂栬緫鎺т欢鐨勫ぇ灏忎篃搴旈殢涔嬫敼鍙橈紝鍥犳鎴戜滑闇瑕佽窡韪獥鍙ｇ殑WM_SIZE娑堟伅锛屽彧瑕佺獥鍙ｅぇ灏忓彂鐢熸敼鍙樺悗锛岄兘浼氬彂閫佽繖涓秷鎭傚崟鍑籆TextViewerView绫诲睘鎬х獥鍙ｄ腑鐨"娑堟伅"鎸夐挳锛屾坊鍔燱M_SIZE娑堟伅鏄犲皠銆傚鍥11鎵绀恒
鍥11 娣诲姞WM_SIZE鐨勬秷鎭槧灏
銆銆(5) 鍦ㄦ秷鎭槧灏勫嚱鏁癈TextViewerView::OnSize涓坊鍔犲鍥12鎵绀虹殑浠ｇ爜銆
鍥12 鍦∣nSize涓坊鍔犵殑浠ｇ爜
銆銆(6) 杩愯绋嬪簭锛屾墦寮褰撳墠鏂囦欢澶逛笅鐨凴eadMe.txt鏂囦欢锛岀粨鏋滃鍥13鎵绀恒
鍥13 浣跨敤缂栬緫鎺т欢鐨勬枃妗ｆ暟鎹樉绀虹粨鏋
銆銆璇勮堪锛氳繖绉嶆柟娉曡櫧鐒朵篃姣旇緝绠鍗曪紝涓斿叿鏈夋枃鏈殑缂栬緫鍔熻兘锛屼絾鏂囨湰鏄剧ず鐨勬牸寮忚繕寰堝崟璋冿紝渚嬪瀹冪殑琛岄棿璺濆拰瀛楅棿璺濇棤娉曡皟鏁达紝鏇翠富瑕佺殑鏄鍥剧殑缁樺埗鍔熻兘鏃犳硶璧蜂綔鐢ㄣ
銆銆3. 鐩存帴鎺у埗鏂囨湰鐨勮緭鍑
銆銆鍥惧舰鍜屾枃鏈殑缁樺埗闇瑕佺敤鍒癕FC鐨凜DC绫伙紝瀹冩槸涓涓澶囩幆澧冪被銆傛墍璋撹澶囩幆澧冿紝灏卞ソ姣旀垜浠啓瀛楃敤鐨勭焊閭ｆ牱锛屾樉绀烘椂鎸囩殑鏄睆骞曪紝鎵撳嵃鏃舵寚鐨勬槸鎵撳嵃鏈恒傚疄闄呬笂锛孧FC鐨凜DC绫昏繕涓轰竴浜涚壒娈婄殑璁惧鐜鎻愪緵鐩稿簲鐨勬淳鐢熺被銆備緥濡傦紝CClientDC鏄竴涓獥鍙ｅ鎴峰尯鐨勮澶囩幆澧冪被銆
銆銆CDC涓烘垜浠彁渚涗簡鍥涗釜杈撳嚭鏂囨湰鐨勫嚱鏁帮細TextOut銆丒xtTextOut銆乀abbedTextOut鍜孌rawText锛屽垎鍒敤浜庝笉鍚岀殑鍦哄悎銆傚鏋滄兂瑕佺粯鍒剁殑鏂囨湰闇瑕佹敮鎸乀ab绗︼紝閭ｄ箞閲囩敤TabbedTextOut鍑芥暟锛屽彲浠ヤ娇缁樺埗鍑烘潵鐨勬枃鏈晥鏋滄洿浣筹紱濡傛灉瑕佸湪涓涓煩褰㈠尯鍩熷唴缁樺埗澶氳鏂囨湰锛岄偅涔堥噰鐢―rawText鍑芥暟锛屼細鏇村瘜浜庢晥鐜囷紱濡傛灉鏂囨湰鍜屽浘褰㈢粨鍚堢揣瀵嗭紝瀛楃闂撮殧涓嶇瓑锛屽苟瑕佹眰鏈夎儗鏅鑹叉垨鐭╁舰瑁佸壀鐗规э紝閭ｄ箞ExtTextOut鍑芥暟灏卞皢鏄渶濂界殑閫夋嫨銆傚鏋滄病鏈変粈涔堢壒娈婅姹傦紝閭ｄ娇鐢═extOut鍑芥暟灏辨樉寰楃畝缁冧簡銆傚湪鏈緥涓紝鎴戜滑浣跨敤TabbedTextOut鍑芥暟鏉ョ粯鍒舵枃鏈紝瀹冪殑鍑芥暟鍘熷瀷濡備笅锛
CSize TabbedTextOut( int x, int y, const CString& str,
int nTabPositions, LPINT lpnTabStopPositions, int nTabOrigin );
銆銆璇ュ嚱鏁扮敤褰撳墠瀛椾綋鍦ㄦ寚瀹氫綅缃 (x,y) 澶勬樉绀轰竴涓敱str鎸囧畾鐨勬枃鏈紝涓旀牴鎹寚瀹氱殑鍒惰〃鍋滄浣嶈缃浉搴斿瓧绗︿綅缃傚嚱鏁版垚鍔熸椂杩斿洖鏂囨湰鐨勫ぇ灏忋傚弬鏁颁腑锛宯TabPositions琛ㄧずlpnTabStopPositions鏁扮粍鐨勫ぇ灏忥紝lpnTabStopPositions琛ㄧず澶氫釜閫掑鐨勫仠姝綅(閫昏緫鍧愭爣)鐨勬暟缁勶紝nTabOrigin琛ㄧず鍒惰〃鍋滄浣峹鏂瑰悜鐨勮捣濮嬬偣(閫昏緫鍧愭爣)銆
銆銆鍏蜂綋姝ラ濡備笅锛
銆銆(1) 閲嶆柊鍒涘缓涓涓柊鐨勫崟鏂囨。搴旂敤绋嬪簭椤圭洰Viewer锛屽湪鍚戝鐨"鐢熸垚鐨勭被"椤甸潰涓皢CViewerView鐨勫熀绫籆View鏀规垚CScrollView銆侰ScrollView绫绘槸涓涓敤鏉ユ彁渚涜嚜鍔ㄦ粴鍔ㄦ垨缂╂斁鍔熻兘鐨勮鍥剧粨鏋勩
銆銆(2) 鎸夋枃妗ｆ暟鎹殑璇绘搷浣滐紝鍦–ViewerDoc绫讳腑锛屾坊鍔犱繚瀛樻枃妗ｆ暟鎹殑CStringArray绫诲璞_strContent锛屽苟娣诲姞鐩稿簲鐨勬搷浣滀唬鐮併
銆銆(3) 鏂囨湰鍐呭鐨勮緭鍑轰唬鐮佷竴鑸槸娣诲姞鍦ㄨ鍥剧被鐨凮nDraw鍑芥暟涓紝浣嗕负浜嗚皟鐢ㄧ殑鏂逛究锛屾垜浠繖閲屽湪瑙嗗浘绫讳腑娣诲姞涓涓垚鍛樺嚱鏁癉ispContent銆
銆銆(4) 灏嗚В鍐虫柟妗堢鐞嗗櫒绐楀彛鍒囨崲鍒"绫昏鍥"锛屽睍寮鎵鏈夌殑绫伙紝鍙冲嚮绫诲悕"CViewerView"锛屼粠寮瑰嚭鐨勫揩鎹疯彍鍗曚腑閫夋嫨"娣诲姞"->"娣诲姞鍑芥暟"锛屽脊鍑"娣诲姞鎴愬憳鍑芥暟鍚戝"瀵硅瘽妗嗭紝鍦"杩斿洖绫诲瀷"妗嗕腑杈撳叆void锛屽湪"鍑芥暟鍚"妗嗕腑杈撳叆DispContent锛屽湪"鍙傛暟绫诲瀷"妗嗕腑杈撳叆CDC*锛屽湪"鍙傛暟鍚"妗嗕腑杈撳叆pDC锛岀劧鍚庡崟鍑"娣诲姞"鎸夐挳锛岀粨鏋滃鍥14鎵绀恒傚崟鍑"瀹屾垚"鎸夐挳銆
鍥14 娣诲姞鎴愬憳鍑芥暟DispContent
銆銆(5) 鍦―ispContent鍑芥暟涓坊鍔犲鍥15鎵绀虹殑浠ｇ爜銆
鍥15 DispContent鍑芥暟浠ｇ爜
銆銆SetScrollSizes()鏄疌ScrollView绫荤殑鎴愬憳鍑芥暟锛岀敤鏉ヨ缃浉搴旂殑鍧愭爣鏄犲皠妯″紡鍜岄昏緫婊氬姩绐楀彛鐨勫ぇ灏忋傛墍璋"閫昏緫婊氬姩绐楀彛"锛屾槸鍦ㄦ寚瀹氱殑鍧愭爣鏄犲皠妯″紡涓嬬殑涓涓"铏氭嫙绐楀彛"銆傚綋铏氭嫙绐楀彛瓒呰繃瑙嗗浘瀹㈡埛鍖(鍙О涓"鏄剧ず绐楀彛")鐨勫ぇ灏忔椂锛岃鍥惧鎴峰尯涓氨浼氳嚜鍔ㄥ嚭鐜版粴鍔ㄦ潯锛屼緵鐢ㄦ埛婊氬姩娴忚銆傝嫢铏氭嫙绐楀彛姣旀樉绀虹獥鍙ｅ皬锛屽垯瑙嗗浘瀹㈡埛鍖轰腑涓嶄細鍑虹幇婊氬姩鏉°侻M_TEXT鏄"鏂囨湰"鍧愭爣鏄犲皠妯″紡銆傚湪璇ユā寮忎笅锛寈鍧愭爣浠庡乏鍚戝彸閫掑锛寉鍧愭爣鑷笂鑰屼笅閫掑锛屽潗鏍囦互鍍忕礌涓哄崟浣嶏紝杩欎篃鏄疢FC鐨勯粯璁ゅ潗鏍囨ā寮忋
銆銆(6) 鍦–ViewerView::OnDraw鍑芥暟娣诲姞DispContent璋冪敤浠ｇ爜锛屽鍥16鎵绀虹殑鍔犳閮ㄥ垎銆侽nDraw()鏄鍥剧被涓潪甯告湁鐢ㄧ殑涓涓嚱鏁帮紝褰撳簲鐢ㄧ▼搴忎腑鐨勭獥鍙ｇ姸鎬佹垨澶у皬鍙戠敓鏀瑰彉鏃讹紝绯荤粺鍧囦細璋冪敤姝ゅ嚱鏁伴噸鏂扮粯鍒惰鍥剧獥鍙ｇ殑瀹㈡埛鍖恒傚洜姝わ紝鎴戜滑搴旇灏嗕竴浜涘浘褰㈢粯鍒舵坊鍔犲埌姝ゅ嚱鏁颁腑銆
鍥16 DispContent鐨勮皟鐢
銆銆(7) 杩愯绋嬪簭锛屾墦寮褰撳墠鏂囦欢澶逛笅鐨凴eadMe.txt鏂囦欢锛岀粨鏋滃鍥17鎵绀恒
鍥17 鏂囨湰缁樺埗鐨勭粨鏋
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