Changeset 691 in dev for trunk/ab5.0/abdev/abdev/TextEditor_ImeEvent.cpp

Timestamp:

Jul 18, 2008, 11:05:40 PM (16 years ago)

Author:

イグトランス (egtra)

Message:

再変換の実装

File:

• trunk/ab5.0/abdev/abdev/TextEditor_ImeEvent.cpp (modified) (2 diffs)

trunk/ab5.0/abdev/abdev/TextEditor_ImeEvent.cpp

@@ -32 +32 @@
 }
 
+namespace
+{
+    void SetNextCompositionWindowPos(HIMC himc, int WndNum){
+        int iControlTabSpace;
+        iControlTabSpace=MdiInfo[WndNum]->pMdiTextEdit->iWidth_ControlTabSpace;
+        COMPOSITIONFORM CompForm;
+        CompForm.dwStyle=CFS_POINT;
+        POINT pos=MdiInfo[WndNum]->pMdiTextEdit->StartCaretPos;
+        GetScrollBaseCaretPos(MdiInfo[WndNum],(int *)&pos.x,(int *)&pos.y);
+        CompForm.ptCurrentPos.x=pos.x*font_width+iControlTabSpace;
+        CompForm.ptCurrentPos.y=pos.y*font_height;
+        ImmSetCompositionWindow(himc, &CompForm);
+    }
+}
+
 BOOL TextEditEvent_IME_Composition(HWND hwnd,LPARAM lParam){
     if(lParam&GCS_RESULTSTR){
         int WndNum;
         WndNum=GetWndNum(GetParent(hwnd));
-
-        int iControlTabSpace;
-        iControlTabSpace=MdiInfo[WndNum]->pMdiTextEdit->iWidth_ControlTabSpace;
 
         ////////////////////
@@ -59 +71 @@
 
         //コンポジションをセット（立て続けにIME入力が行われる場合を考慮）
-        POINT pos;
-        COMPOSITIONFORM CompForm;
-        CompForm.dwStyle=CFS_POINT;
-        pos=MdiInfo[WndNum]->pMdiTextEdit->StartCaretPos;
-        GetScrollBaseCaretPos(MdiInfo[WndNum],(int *)&pos.x,(int *)&pos.y);
-        CompForm.ptCurrentPos.x=pos.x*font_width+iControlTabSpace;
-        CompForm.ptCurrentPos.y=pos.y*font_height;
-        ImmSetCompositionWindow(hIMC, &CompForm);
+        SetNextCompositionWindowPos(hIMC, WndNum);
 
         //コンテキストを解放
         ImmReleaseContext(hwnd,hIMC);
+
+        return 0; //DefWindowProcへ渡さないようTextEditProcへ指示
     }
 
     return 1;
 }
+
+namespace
+{
+    //PCSTRを受け渡すようにした_mbschrのラッパ
+    inline PCSTR cmbschr(PCSTR p, UINT c)
+    {
+        return reinterpret_cast<PCSTR>(_mbschr(reinterpret_cast<UCHAR const*>(p), c));
+    }
+
+    //chPos文字目が含まれる行の先頭へのオフセットを返す。
+    ptrdiff_t FindLineStartPos(PCSTR pBufStart, LONG CharPos)
+    {
+        //行頭を探す
+        PCSTR pBufLineStart = pBufStart+CharPos;
+        for(;;){
+            PCSTR p = CharPrev(pBufStart, pBufLineStart);
+            if (*p=='\n' || pBufLineStart==pBufStart)
+                break;
+            pBufLineStart = p;
+        }
+        return pBufLineStart-pBufStart;
+    }
+}
+
+LRESULT TextEditEvent_IME_RecomvertString(HWND hwnd, RECONVERTSTRING* prcs){
+    int WndNum = GetWndNum(GetParent(hwnd));
+    CHARRANGE SelRange;
+    TextEdit_GetSel(WndNum, &SelRange);
+    //選択範囲（キャレット）を含む行を探す（その行全体を返すため）
+    PCSTR pBufStart = MdiInfo[WndNum]->pMdiTextEdit->buffer;
+    ptrdiff_t LineStartPos = FindLineStartPos(pBufStart, SelRange.cpMin);
+
+    ptrdiff_t LineEndPos;
+    //行末を探す
+    if(PCSTR pEnd = cmbschr(pBufStart+SelRange.cpMax,'\r')){
+        LineEndPos = pEnd-pBufStart;
+    }
+    else{
+        LineEndPos = static_cast<ptrdiff_t>(strlen(pBufStart));
+    }
+    ptrdiff_t SelStrLen = LineEndPos-LineStartPos; //選択部分の長さ（選択範囲がなければそのまま0で良い）
+    LRESULT lr = sizeof (RECONVERTSTRING)+SelStrLen+1;
+    if(prcs){
+        //必要な情報の設定
+        //1行分の文字列と変換部分のオフセットを渡すようにしている
+        PSTR pszBuf = reinterpret_cast<LPSTR>(&prcs[1]);
+        memcpy(pszBuf, pBufStart+LineStartPos, static_cast<size_t>(SelStrLen));
+        pszBuf[SelStrLen] = '\0';
+
+        DWORD StrLen = SelRange.cpMax-SelRange.cpMin;
+        DWORD StrOffset = SelRange.cpMin-LineStartPos;
+        prcs->dwStrLen = SelStrLen;
+        prcs->dwStrOffset = sizeof(*prcs);
+        prcs->dwCompStrLen = StrLen;
+        prcs->dwCompStrOffset = StrOffset;
+        prcs->dwTargetStrLen = StrLen;
+        prcs->dwTargetStrOffset = StrOffset;
+    }
+    return lr;
+}
+
+BOOL TextEditEvent_IME_ConfirmRecomvertString(HWND hwnd, RECONVERTSTRING* prcs){
+    int WndNum = GetWndNum(GetParent(hwnd));
+    CHARRANGE SelRange;
+    TextEdit_GetSel(WndNum, &SelRange);
+    //選択範囲（キャレット）を含む行を探す（その行全体を返すため）
+    PCSTR pBufStart = MdiInfo[WndNum]->pMdiTextEdit->buffer;
+    ptrdiff_t LineStartPos = FindLineStartPos(pBufStart, SelRange.cpMin);
+
+    //再変換部分が通知されるので、そこを選択状態にする。
+    int ReconvStartPos = static_cast<int>(LineStartPos+prcs->dwCompStrOffset);
+    TextEdit_SetSel(WndNum, ReconvStartPos, ReconvStartPos+static_cast<int>(prcs->dwCompStrLen));
+    //候補ウィンドウの位置の設定
+    if (HIMC himc = ImmGetContext(hwnd)){
+        SetNextCompositionWindowPos(himc, WndNum);
+        ImmReleaseContext(hwnd, himc);
+    }
+    return TRUE;
+}