316 lines
8.0 KiB
C++
316 lines
8.0 KiB
C++
#include <common/richedit.hpp>
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#include <common/font.hpp>
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#include <common/charform.hpp>
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#include <common/purehdc.hpp>
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#include <common/gdipoint.hpp>
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#include <common/chrrange.hpp>
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RichEditControl::RichEditControl(void)
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: mhLibInst(0)
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{
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loadLibrary();
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getLogPixelsy();
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}
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RichEditControl::RichEditControl(HWND hControlWnd,BOOL destroyWindow)
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: Control(hControlWnd,destroyWindow), mhLibInst(0)
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{
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loadLibrary();
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getLogPixelsy();
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}
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RichEditControl::~RichEditControl()
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{
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freeLibrary();
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}
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BOOL RichEditControl::createControl(GUIWindow &parentWnd,const Rect &initRect,UINT controlID,UINT styles)
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{
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Control::createControl(WS_EX_CLIENTEDGE,"RICHEDIT","",WS_VISIBLE|WS_CLIPCHILDREN|WS_CLIPSIBLINGS|ES_MULTILINE|ES_SUNKEN|ES_SAVESEL|ES_AUTOHSCROLL|ES_AUTOVSCROLL|styles,initRect,parentWnd,controlID);
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if(!isValid())return FALSE;
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return isValid();
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}
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void RichEditControl::loadLibrary(void)
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{
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freeLibrary();
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mhLibInst=::LoadLibrary("RICHED32.DLL");
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}
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void RichEditControl::freeLibrary(void)
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{
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if(!mhLibInst)return;
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::FreeLibrary(mhLibInst);
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}
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BOOL RichEditControl::setBkGndColor(const RGBColor &bkGndColor)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_SETBKGNDCOLOR,0,(COLORREF)bkGndColor);
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return TRUE;
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}
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BOOL RichEditControl::limitText(DWORD cchMax)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_EXLIMITTEXT,0,(LPARAM)cchMax?cchMax:MaxText);
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return TRUE;
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}
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BOOL RichEditControl::findText(FindTextEx &findTextEx,BOOL matchCase,BOOL wholeWord)
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{
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if(!isValid())return FALSE;
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if(-1==sendMessage(EM_FINDTEXTEX,0,(LPARAM)&(findTextEx.findTextEx())))return FALSE;
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sendMessage(EM_SETSEL,0,0);
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setFocus();
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scrollLine(lineFromCharPos(findTextEx.foundRange().posMin())); // getCaretPosition()
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sendMessage(EM_SETSEL,findTextEx.foundRange().posMin(),findTextEx.foundRange().posMax());
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return TRUE;
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}
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BOOL RichEditControl::setReadOnly(BOOL isReadOnly)const
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{
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if(!isValid())return FALSE;
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return sendMessage(EM_SETREADONLY,(WPARAM)isReadOnly,0L);
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}
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String RichEditControl::getLine(int lineNumber)const
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{
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String strControl;
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if(!isValid())return strControl;
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strControl.reserve(MaxLine);
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*((int*)(char*)strControl)=MaxLine;
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sendMessage(EM_GETLINE,(WPARAM)lineNumber,(LPARAM)(LPSTR)strControl);
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return strControl;
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}
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BOOL RichEditControl::getSelectedText(String &strText)const
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{
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LONG charCount;
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if(!isValid())return FALSE;
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strText.reserve(MaxText);
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charCount=sendMessage(EM_GETSELTEXT,(WPARAM)0,(LPARAM)(LPSTR)strText);
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return charCount?TRUE:FALSE;
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}
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BOOL RichEditControl::pasteSpecial(UINT cbFormat)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_PASTESPECIAL,(WPARAM)cbFormat,0);
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return TRUE;
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}
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BOOL RichEditControl::cutSelection(BOOL canUndo)const
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{
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return replaceSelection(String(),canUndo);
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}
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BOOL RichEditControl::replaceSelection(const String &strReplacementText,BOOL canUndo)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_REPLACESEL,(WPARAM)canUndo,strReplacementText.isNull()?(LPARAM)0:(LPARAM)(LPSTR)(String&)strReplacementText);
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return TRUE;
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}
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int RichEditControl::lineFromCharPos(int charPos)
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{
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if(!isValid())return 0;
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return sendMessage(EM_LINEFROMCHAR,(WPARAM)charPos,0);
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}
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BOOL RichEditControl::getLines(Block<String> &strLines)
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{
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int lines(lineCount());
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for(int lineIndex=0;lineIndex<lines;lineIndex++)strLines.insert(&getLine(lineIndex));
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return (strLines.size()?TRUE:FALSE);
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}
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String RichEditControl::getCurrentLine(void)const
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{
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String strControl;
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if(!isValid())return strControl;
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strControl=getLine(currentLine());
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return strControl;
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}
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int RichEditControl::firstVisibleLine(void)const
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{
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if(!isValid())return 0;
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return sendMessage(EM_GETFIRSTVISIBLELINE,0,0L);
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}
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int RichEditControl::lineCount(void)const
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{
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if(!isValid())return 0;
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return sendMessage(EM_GETLINECOUNT,0,0L);
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}
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int RichEditControl::lineIndex(int lineIndex)const
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{
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if(!isValid())return -1;
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return sendMessage(EM_LINEINDEX,(WPARAM)lineIndex,0L);
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}
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int RichEditControl::currentLine(void)const
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{
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if(!isValid())return 0;
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return sendMessage(EM_LINEFROMCHAR,(WPARAM)-1,0L);
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}
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BOOL RichEditControl::wantReturn(BOOL wantReturn)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_SETOPTIONS,ECOOP_OR,ECO_WANTRETURN);
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return TRUE;
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}
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BOOL RichEditControl::scrollCaret(void)const
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{
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if(!isValid())return FALSE;
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return sendMessage(EM_SCROLLCARET,0,0L);
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}
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BOOL RichEditControl::scroll(ScrollAction scrollAction)const
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{
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if(!isValid())return FALSE;
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sendMessage(EM_SCROLL,(WPARAM)scrollAction,0L);
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return TRUE;
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}
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BOOL RichEditControl::scrollLine(int cyScroll)const
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{
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if(!isValid())return FALSE;
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return sendMessage(EM_LINESCROLL,0,cyScroll);
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}
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void RichEditControl::getLogPixelsy(void)
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{
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PureDevice screenDevice;
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screenDevice.screenDevice();
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mLogPixelsy=::GetDeviceCaps(screenDevice,LOGPIXELSY);
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}
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void RichEditControl::copyClipboard(void)
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{
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if(!isValid())return;
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sendMessage(WM_COPY,0,0L);
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}
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BOOL RichEditControl::setTextColor(const RGBColor &textColor)const
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{
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if(!isValid())return FALSE;
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CharFormat charFormat;
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sendMessage(EM_GETCHARFORMAT,0,(LPARAM)(LPSTR)&((CHARFORMAT&)charFormat));
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charFormat.mask(CharFormat::MaskColor);
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charFormat.effects(0);
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charFormat.textColor(textColor);
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sendMessage(EM_SETCHARFORMAT,SCF_ALL,(LPARAM)(LPSTR)&((CHARFORMAT&)charFormat));
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return TRUE;
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}
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BOOL RichEditControl::setFont(const Font &someFont)const
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{
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if(!isValid())return FALSE;
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CharFormat charFormat;
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sendMessage(EM_GETCHARFORMAT,0,(LPARAM)(LPSTR)&((CHARFORMAT&)charFormat));
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charFormat.mask(CharFormat::MaskCharSet|CharFormat::MaskFace|CharFormat::MaskSize);
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charFormat.effects(0);
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charFormat.charSet(someFont.charSet());
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charFormat.yHeight(-(((int)someFont.sizeFont()*mLogPixelsy)/72));
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charFormat.pitchAndFamily(someFont.pitchAndFamily());
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charFormat.faceName(someFont.fontStyle());
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sendMessage(EM_SETCHARFORMAT,SCF_ALL,(LPARAM)(LPSTR)&((CHARFORMAT&)charFormat));
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return TRUE;
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}
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BOOL RichEditControl::setCharFormat(const String faceName,int charHeight)const
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{
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if(!isValid())return FALSE;
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CharFormat charFormat;
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charFormat.mask(CharFormat::MaskCharSet|CharFormat::MaskFace|CharFormat::MaskSize);
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charFormat.effects(0);
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charFormat.charSet(0);
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charFormat.yHeight(charHeight);
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charFormat.faceName(faceName);
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sendMessage(EM_SETCHARFORMAT,SCF_ALL,(LPARAM)(LPSTR)&((CHARFORMAT&)charFormat));
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return TRUE;
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}
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BOOL RichEditControl::isDirty(void)const
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{
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if(!isValid())return FALSE;
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return sendMessage(EM_GETMODIFY,0,0L);
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}
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void RichEditControl::isDirty(BOOL isDirty)const
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{
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if(!isValid())return;
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sendMessage(EM_SETMODIFY,(UINT)isDirty,0L);
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}
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void RichEditControl::setLimitRect(const Rect &limitRect)const
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{
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if(!isValid())return;
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sendMessage(EM_SETRECT,0,(LPARAM)(RECT*)((Rect&)limitRect));
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}
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int RichEditControl::charFromPos(const GDIPoint &cursorPoint)
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{
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if(!isValid())return 0;
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GDIPoint copyPoint(cursorPoint);
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return sendMessage(EM_CHARFROMPOS,0,(LPARAM)&((POINT&)copyPoint));
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}
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int RichEditControl::getCaretPosition(void)const
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{
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CHARRANGE charRange;
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int row;
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int col;
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if(!isValid())return 0;
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sendMessage(EM_EXGETSEL,0,(LPARAM)&charRange);
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charRange.cpMax++;
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row=sendMessage(EM_LINEFROMCHAR,(WPARAM)charRange.cpMax,0L)+1;
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col=(charRange.cpMax-lineIndex())+1;
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return MAKELPARAM(row,col);
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}
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BOOL RichEditControl::setLine(int line,const String &strLine)const
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{
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if(!selectLine(line))return FALSE;
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replaceSelection(strLine);
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return TRUE;
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}
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BOOL RichEditControl::selectLine(int line)const
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{
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int currLineIndex;
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if(!isValid())return FALSE;
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if(-1==(currLineIndex=lineIndex(line)))return FALSE;
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return sendMessage(EM_SETSEL,(WPARAM)currLineIndex,(LPARAM)lineIndex(line+1));
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}
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void RichEditControl::getLimitRect(Rect &limitRect)const
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{
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if(!isValid())return;
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sendMessage(EM_GETRECT,0,(LPARAM)(RECT*)limitRect);
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}
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void RichEditControl::setCaption(const String &strCaption)const
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{
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if(strCaption.isNull())return;
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Control::setCaption(strCaption);
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}
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void RichEditControl::setCaption(Block<String> &codeLines)const
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{
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if(!codeLines.size())return;
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String strLine;
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for(int lineIndex=0;lineIndex<codeLines.size();lineIndex++)strLine+=codeLines[lineIndex]+String("\n");
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Control::setCaption(strLine);
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}
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