SWT/JFace涓撻 - SWT缁撴瀯娴呮瀽
SWT/JFace涓撻 --- SWT缁撴瀯娴呮瀽
SWT鎶€鏈槸涓€濂楀熀浜嶫ava鐨勭涓夋柟鍥惧舰宸ュ叿搴撱€傚畠鐨勮璁℃€濇兂鏄彁渚涗竴濂楅€氱敤鐨凙PI锛屼娇寰楀紑鍙戝嚭鐨勫浘褰㈢▼搴忓彲浠ヤ笉鍔犱慨鏀瑰湴鍦ㄥ钩鍙颁箣闂寸Щ妞嶏紝鑰屼笖鍦ㄥ瑙備笂鍜岄€熷害涓婁笌浣跨敤C/C++绛夎瑷€鍦ㄦ搷浣滅郴缁熷钩鍙颁笂寮€鍙戝嚭鏉ョ殑鏈湴鍥惧舰绋嬪簭姣棤宸窛锛岃繕鍙互浣跨敤榧犳爣鎷栨斁鎿嶄綔銆佺郴缁熸墭鐩樼瓑楂樼骇鐨勭郴缁熸湇鍔°€?
瑕佸疄鐜版湰鍦板寲鐨勬晥鏋滐紝绋嬪簭涓€瀹氳涓庢湰鍦板浘褰㈢郴缁熷彂鐢熶氦浜掞紝鍦ㄤ笌鎿嶄綔绯荤粺浜や簰鏃讹紝SWT浣跨敤JNI鎶€鏈€侸NI锛圝ava Native Interface锛夋槸浠ュ墠sun鍏徃涓篔ava璇█璁捐鐨勭敤鏉ヤ笌C/C++绋嬪簭浜や簰鐨勬妧鏈€傜畝鍗曞湴璇达紝鍙互灏嗗畠鐞嗚В鎴愪负灏咼ava璇█缂栧啓鐨勬帴鍙ｅ拰C璇█缂栧啓鐨勫嚱鏁扮粦瀹氾紝浠庤€屼娇寰楄皟鐢↗ava鎺ュ彛灏辩瓑浜庤皟鐢–鍑芥暟鐨勬妧鏈€備娇鐢↗NI锛屼篃鍙互鍦–浠ｇ爜涓弽鍚戞搷浣淛ava浠ｇ爜鐨勫唴瀹癸紝鍏跺伐浣滄柟寮忓涓?
Java浠ｇ爜锛?
--------------------------------------------
public static void main(String[] args){
......
method(...);
......
}
//鐢ㄦ潵澹版槑JNI鏂规硶鐨勬帴鍙ｏ紝杩欎釜鎺ュ彛鍙互琚叾浠朖ava浠ｇ爜璋冪敤
//
璋冪敤杩欎釜Java鎺ュ彛灏辩瓑浜庤皟鐢ㄤ笅闈㈢殑C鍑芥暟
public static native int method(...);
--------------------------------------------
C浠ｇ爜锛?
//C浠ｇ爜璐熻矗JNI鏂规硶鐨勫叿浣撳疄鐜帮紝鍦ㄨ繖閲屽彲浠ヨ皟鐢ㄦ搷浣滅郴缁烝PI鎴栨墽琛屽叾浠朇绋嬪簭锛屼篃鍙互鍥炶皟Java绋嬪簭
JNIEXPORT jint JNICALL Java_JNI_method (JNIEnv *,jclass)....
--------------------------------------------
鐩墠涓绘祦鐨勫浘褰㈠钩鍙伴兘鎻愪緵浜咰璇█鐨凙PI渚涘紑鍙戣€呬娇鐢ㄣ€傚嚭浜庢€ц兘鐨勮€冭檻锛孲WT骞舵病鏈夊湪鎿嶄綔绯荤粺鐨凙PI涓婇潰鍐嶅仛灏佽锛岃€屾槸鍒╃敤JNI灏嗗畠浠竴瀵逛竴鍦版槧灏勫埌Java骞冲彴涓娿€傝繖浜汮NI鍑芥暟鐨勮闂潈闄愰兘琚檺鍒跺湪浜哠WT鐨勫寘鍐呴儴锛屽閮ㄧ▼搴忓彧鑳介€氳繃SWT鐨凙PI浣跨敤瀹冧滑锛屼笉鑳界洿鎺ヨ皟鐢ㄣ€傞拡瀵逛笉鍚岀殑鍥惧舰骞冲彴锛孞NI鎺ュ彛涔熷悇涓嶇浉鍚岋紝SWT API鐨勪换鍔″氨鏄皝瑁呰繖浜涗笉鍚岀偣銆傝繖浜汚PI灏嗗熀鏈殑鍥惧舰鎿嶄綔杩涜鎶借薄锛屽苟灏嗕笉鍚岀殑JNI璋冪敤灏佽鍦ㄥ唴閮紝浠庤€屼互涓€鑷寸殑鎺ュ彛鍛堢幇缁欎娇鐢ㄨ€呫€備娇鐢⊿WT寮€鍙戯紝涓昏灏辨槸鎿嶄綔杩欎簺API銆?
------------
SWT鐨勫熀鏈綋绯荤粨鏋勫叡鍒嗕负涓夊眰锛?
1锛夌涓€灞傛槸SWT鐨凙PI銆?
澶栭儴寮€鍙戣€呬娇鐢⊿WT鏃跺氨鏄娇鐢ㄨ繖浜汚PI缂栧啓SWT绋嬪簭銆傝繖閲屽寘鍚簡SWT鐨勬帶浠讹紙鏂囨湰妗嗭紝鎸夐挳绛夛級銆佷簨浠跺鐞嗭紙鍚勭浜嬩欢鍙婄洃鍚櫒锛夌瓑鍜屽浘褰㈢晫闈㈠紑鍙戣€呭叧绯绘渶涓哄瘑鍒囩殑閮ㄥ垎锛涘悓鏃朵篃鍙湁杩欎竴閮ㄥ垎鐨勪唬鐮佸澶栭儴寮€鍙戣€呭彲瑙併€傚簳灞侰璇█椋庢牸鐨凙PI锛屽湪杩欎竴灞備笂琚皝瑁呬负瀵硅薄渚涘閮ㄥ紑鍙戣€呬娇鐢紝浣嗗湪灏佽鐨勫叿浣撳疄鐜颁唬鐮佷笂锛屽浜庝笉鍚岀郴缁熷钩鍙颁細鏈夊井灏忕殑宸埆銆傛瘮濡俉in32骞冲彴鐨凷WT鍦ㄦ墦寮€涓€涓獥鍙ｆ椂浼氶拡瀵筗inCE鍜學indowsXP鐨勭壒娈婃儏鍐靛仛涓嶅悓鐨勫鐞嗭紝鑰孡inux GTK鍥惧舰骞冲彴鐨凷WT鍒欐病鏈夎繖娈典唬鐮併€備粠鏁翠綋涓婄湅锛岃繖閮ㄥ垎浠ｇ爜鍦ㄤ笉鍚屽钩鍙颁笂鍩烘湰鐩镐技銆?
2锛夌浜屽眰鏄疛NI鐩稿叧鐨勪唬鐮併€?
姣忎竴涓搷浣滅郴缁熸彁渚涚殑API閮芥嫢鏈夎嚜宸卞畾涔夌殑涓€绯诲垪鐙壒鐨勬暟鎹被鍨嬩綔涓哄弬鏁扮被鍨嬪強杩斿洖鍊笺€傝繖涓€灞傜殑浠ｇ爜闄や簡鍖呭惈瀵瑰簲鍒癈鍑芥暟鐨凧ava鎺ュ彛澶栵紝杩樻湁杩欎簺鐗规畩鏁版嵁绫诲瀷鐢↗ava瀹炵幇銆傝繖涓€灞傜殑浠ｇ爜鍙湪SWT鍐呴儴鍙锛岃櫧鐒朵篃鏄疛ava缂栧啓锛屼絾鍏跺唴瀹瑰湪姣忎竴绉峉WT鐗堟湰涓兘鏄畬鍏ㄤ笉鍚岀殑銆?
3锛夌涓夊眰鏄娇鐢–璇█缂栧啓鐨勬搷浣滅郴缁熸湰鍦板姩鎬侀摼鎺ュ簱鏂囦欢銆?
杩欎簺搴撴枃浠跺皢鎿嶄綔绯荤粺涓婂拰鍥惧舰鐣岄潰鐩稿叧鐨凜璇█鐨凙PI灏佽鎴怞ava鍙互璋冪敤鐨勫舰寮忋€傝繖涓€灞傜殑浠ｇ爜鍏ㄩ儴鏄敱C璇█缂栧啓鐨勶紝鍦╓indows骞冲彴涓婄紪璇戞垚DLL鏂囦欢锛岃€屽湪Linux骞冲彴涓婂垯缂栬瘧涓簊o鏂囦欢銆?
鍦╓indows XP涓奡WT璋冪敤鎿嶄綔绯荤粺API浠ュ垱寤轰竴涓獥鍙ｇ殑鍑芥暟璋冪敤杩囩▼濡備笅銆傚叿浣撶殑鍒涘缓绐楀彛宸ヤ綔姣斾笅闈㈡樉绀虹殑瑕佺暐寰鏉備竴浜涳紝杩樺寘鎷负绐楀彛娉ㄥ唽鍥炶皟鍑芥暟绛夊叾浠栧唴瀹癸紝杩欓噷鍙垪鍑轰簡鍏朵腑鐨勯儴鍒嗘牳蹇冩祦绋嬨€?
锛圫WT鐨勪笁灞傜粨鏋?-SWT API锛汮NI Interface & Types锛汵ative Library锛圖LL锛夛級
1锛夊紑鍙戣€呴€氳繃璋冪敤SWT API鍒涘缓涓€涓獥鍙ｅ疄渚嬶紝骞惰皟鐢ㄥ畠鐨刼pen鏂规硶锛歴hell.open();
2锛塖WT API 鍛煎彨OS.java涓殑CreateWindowEx鍑芥暟浠ュ垱寤轰竴涓獥鍙ｏ細OS.createWindowEx
3锛夐€氳繃JNI鏄犲皠锛岃繖涓皟鐢ㄨ缈昏瘧鎴愬鍔ㄦ€侀摼鎺ュ簱涓搴擟鍑芥暟鐨勮皟鐢細OS_NATIVE("CreateWindowEx")
4锛夊姩鎬侀摼鎺ュ簱涓殑鍑芥暟璋冪敤Win32 API CreateWindowEx锛屽畬鎴愮獥鍙ｅ垱寤猴細Windows XP OS
SWT鎶€鏈槸涓€濂楀熀浜嶫ava鐨勭涓夋柟鍥惧舰宸ュ叿搴撱€傚畠鐨勮璁℃€濇兂鏄彁渚涗竴濂楅€氱敤鐨凙PI锛屼娇寰楀紑鍙戝嚭鐨勫浘褰㈢▼搴忓彲浠ヤ笉鍔犱慨鏀瑰湴鍦ㄥ钩鍙颁箣闂寸Щ妞嶏紝鑰屼笖鍦ㄥ瑙備笂鍜岄€熷害涓婁笌浣跨敤C/C++绛夎瑷€鍦ㄦ搷浣滅郴缁熷钩鍙颁笂寮€鍙戝嚭鏉ョ殑鏈湴鍥惧舰绋嬪簭姣棤宸窛锛岃繕鍙互浣跨敤榧犳爣鎷栨斁鎿嶄綔銆佺郴缁熸墭鐩樼瓑楂樼骇鐨勭郴缁熸湇鍔°€?
瑕佸疄鐜版湰鍦板寲鐨勬晥鏋滐紝绋嬪簭涓€瀹氳涓庢湰鍦板浘褰㈢郴缁熷彂鐢熶氦浜掞紝鍦ㄤ笌鎿嶄綔绯荤粺浜や簰鏃讹紝SWT浣跨敤JNI鎶€鏈€侸NI锛圝ava Native Interface锛夋槸浠ュ墠sun鍏徃涓篔ava璇█璁捐鐨勭敤鏉ヤ笌C/C++绋嬪簭浜や簰鐨勬妧鏈€傜畝鍗曞湴璇达紝鍙互灏嗗畠鐞嗚В鎴愪负灏咼ava璇█缂栧啓鐨勬帴鍙ｅ拰C璇█缂栧啓鐨勫嚱鏁扮粦瀹氾紝浠庤€屼娇寰楄皟鐢↗ava鎺ュ彛灏辩瓑浜庤皟鐢–鍑芥暟鐨勬妧鏈€備娇鐢↗NI锛屼篃鍙互鍦–浠ｇ爜涓弽鍚戞搷浣淛ava浠ｇ爜鐨勫唴瀹癸紝鍏跺伐浣滄柟寮忓涓?
Java浠ｇ爜锛?
--------------------------------------------
public static void main(String[] args){
......
method(...);
......
}
//鐢ㄦ潵澹版槑JNI鏂规硶鐨勬帴鍙ｏ紝杩欎釜鎺ュ彛鍙互琚叾浠朖ava浠ｇ爜璋冪敤
//
璋冪敤杩欎釜Java鎺ュ彛灏辩瓑浜庤皟鐢ㄤ笅闈㈢殑C鍑芥暟
public static native int method(...);
--------------------------------------------
C浠ｇ爜锛?
//C浠ｇ爜璐熻矗JNI鏂规硶鐨勫叿浣撳疄鐜帮紝鍦ㄨ繖閲屽彲浠ヨ皟鐢ㄦ搷浣滅郴缁烝PI鎴栨墽琛屽叾浠朇绋嬪簭锛屼篃鍙互鍥炶皟Java绋嬪簭
JNIEXPORT jint JNICALL Java_JNI_method (JNIEnv *,jclass)....
--------------------------------------------
鐩墠涓绘祦鐨勫浘褰㈠钩鍙伴兘鎻愪緵浜咰璇█鐨凙PI渚涘紑鍙戣€呬娇鐢ㄣ€傚嚭浜庢€ц兘鐨勮€冭檻锛孲WT骞舵病鏈夊湪鎿嶄綔绯荤粺鐨凙PI涓婇潰鍐嶅仛灏佽锛岃€屾槸鍒╃敤JNI灏嗗畠浠竴瀵逛竴鍦版槧灏勫埌Java骞冲彴涓娿€傝繖浜汮NI鍑芥暟鐨勮闂潈闄愰兘琚檺鍒跺湪浜哠WT鐨勫寘鍐呴儴锛屽閮ㄧ▼搴忓彧鑳介€氳繃SWT鐨凙PI浣跨敤瀹冧滑锛屼笉鑳界洿鎺ヨ皟鐢ㄣ€傞拡瀵逛笉鍚岀殑鍥惧舰骞冲彴锛孞NI鎺ュ彛涔熷悇涓嶇浉鍚岋紝SWT API鐨勪换鍔″氨鏄皝瑁呰繖浜涗笉鍚岀偣銆傝繖浜汚PI灏嗗熀鏈殑鍥惧舰鎿嶄綔杩涜鎶借薄锛屽苟灏嗕笉鍚岀殑JNI璋冪敤灏佽鍦ㄥ唴閮紝浠庤€屼互涓€鑷寸殑鎺ュ彛鍛堢幇缁欎娇鐢ㄨ€呫€備娇鐢⊿WT寮€鍙戯紝涓昏灏辨槸鎿嶄綔杩欎簺API銆?
------------
SWT鐨勫熀鏈綋绯荤粨鏋勫叡鍒嗕负涓夊眰锛?
1锛夌涓€灞傛槸SWT鐨凙PI銆?
澶栭儴寮€鍙戣€呬娇鐢⊿WT鏃跺氨鏄娇鐢ㄨ繖浜汚PI缂栧啓SWT绋嬪簭銆傝繖閲屽寘鍚簡SWT鐨勬帶浠讹紙鏂囨湰妗嗭紝鎸夐挳绛夛級銆佷簨浠跺鐞嗭紙鍚勭浜嬩欢鍙婄洃鍚櫒锛夌瓑鍜屽浘褰㈢晫闈㈠紑鍙戣€呭叧绯绘渶涓哄瘑鍒囩殑閮ㄥ垎锛涘悓鏃朵篃鍙湁杩欎竴閮ㄥ垎鐨勪唬鐮佸澶栭儴寮€鍙戣€呭彲瑙併€傚簳灞侰璇█椋庢牸鐨凙PI锛屽湪杩欎竴灞備笂琚皝瑁呬负瀵硅薄渚涘閮ㄥ紑鍙戣€呬娇鐢紝浣嗗湪灏佽鐨勫叿浣撳疄鐜颁唬鐮佷笂锛屽浜庝笉鍚岀郴缁熷钩鍙颁細鏈夊井灏忕殑宸埆銆傛瘮濡俉in32骞冲彴鐨凷WT鍦ㄦ墦寮€涓€涓獥鍙ｆ椂浼氶拡瀵筗inCE鍜學indowsXP鐨勭壒娈婃儏鍐靛仛涓嶅悓鐨勫鐞嗭紝鑰孡inux GTK鍥惧舰骞冲彴鐨凷WT鍒欐病鏈夎繖娈典唬鐮併€備粠鏁翠綋涓婄湅锛岃繖閮ㄥ垎浠ｇ爜鍦ㄤ笉鍚屽钩鍙颁笂鍩烘湰鐩镐技銆?
2锛夌浜屽眰鏄疛NI鐩稿叧鐨勪唬鐮併€?
姣忎竴涓搷浣滅郴缁熸彁渚涚殑API閮芥嫢鏈夎嚜宸卞畾涔夌殑涓€绯诲垪鐙壒鐨勬暟鎹被鍨嬩綔涓哄弬鏁扮被鍨嬪強杩斿洖鍊笺€傝繖涓€灞傜殑浠ｇ爜闄や簡鍖呭惈瀵瑰簲鍒癈鍑芥暟鐨凧ava鎺ュ彛澶栵紝杩樻湁杩欎簺鐗规畩鏁版嵁绫诲瀷鐢↗ava瀹炵幇銆傝繖涓€灞傜殑浠ｇ爜鍙湪SWT鍐呴儴鍙锛岃櫧鐒朵篃鏄疛ava缂栧啓锛屼絾鍏跺唴瀹瑰湪姣忎竴绉峉WT鐗堟湰涓兘鏄畬鍏ㄤ笉鍚岀殑銆?
3锛夌涓夊眰鏄娇鐢–璇█缂栧啓鐨勬搷浣滅郴缁熸湰鍦板姩鎬侀摼鎺ュ簱鏂囦欢銆?
杩欎簺搴撴枃浠跺皢鎿嶄綔绯荤粺涓婂拰鍥惧舰鐣岄潰鐩稿叧鐨凜璇█鐨凙PI灏佽鎴怞ava鍙互璋冪敤鐨勫舰寮忋€傝繖涓€灞傜殑浠ｇ爜鍏ㄩ儴鏄敱C璇█缂栧啓鐨勶紝鍦╓indows骞冲彴涓婄紪璇戞垚DLL鏂囦欢锛岃€屽湪Linux骞冲彴涓婂垯缂栬瘧涓簊o鏂囦欢銆?
鍦╓indows XP涓奡WT璋冪敤鎿嶄綔绯荤粺API浠ュ垱寤轰竴涓獥鍙ｇ殑鍑芥暟璋冪敤杩囩▼濡備笅銆傚叿浣撶殑鍒涘缓绐楀彛宸ヤ綔姣斾笅闈㈡樉绀虹殑瑕佺暐寰鏉備竴浜涳紝杩樺寘鎷负绐楀彛娉ㄥ唽鍥炶皟鍑芥暟绛夊叾浠栧唴瀹癸紝杩欓噷鍙垪鍑轰簡鍏朵腑鐨勯儴鍒嗘牳蹇冩祦绋嬨€?
锛圫WT鐨勪笁灞傜粨鏋?-SWT API锛汮NI Interface & Types锛汵ative Library锛圖LL锛夛級
1锛夊紑鍙戣€呴€氳繃璋冪敤SWT API鍒涘缓涓€涓獥鍙ｅ疄渚嬶紝骞惰皟鐢ㄥ畠鐨刼pen鏂规硶锛歴hell.open();
2锛塖WT API 鍛煎彨OS.java涓殑CreateWindowEx鍑芥暟浠ュ垱寤轰竴涓獥鍙ｏ細OS.createWindowEx
3锛夐€氳繃JNI鏄犲皠锛岃繖涓皟鐢ㄨ缈昏瘧鎴愬鍔ㄦ€侀摼鎺ュ簱涓搴擟鍑芥暟鐨勮皟鐢細OS_NATIVE("CreateWindowEx")
4锛夊姩鎬侀摼鎺ュ簱涓殑鍑芥暟璋冪敤Win32 API CreateWindowEx锛屽畬鎴愮獥鍙ｅ垱寤猴細Windows XP OS