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138 lines (114 loc) · 4.07 KB
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#include "stdafx.h"
#include "HelpController.h"
#include "Scintilla.h"
#include "Notepad_plus_msgs.h"
#include "WcharMbcsConverter.h"
#include "PythonScriptVersion.h"
HelpController::HelpController(HWND hNotepad, HWND hScintilla)
: m_hNotepad(hNotepad),
m_hScintilla(hScintilla)
{
}
void HelpController::callHelp()
{
//::HtmlHelp(m_hNotepad, getFilename(), HH_DISPLAY_TOPIC, getTopicUrl().c_str());
std::string helpFile = getFilename();
bool useWeb = false;
if (helpFile.empty())
{
helpFile = "http://npppythonscript.sourceforge.net/docs/";
helpFile.append(PYSCR_VERSION_STRING);
helpFile.append("/");
useWeb = true;
}
if (useWeb)
{
helpFile.append(getTopicUrl());
::ShellExecuteA(m_hNotepad, "open", helpFile.c_str(), NULL, NULL, SW_SHOWDEFAULT);
}
else
{
::HtmlHelpA(m_hNotepad, helpFile.c_str(), HH_DISPLAY_TOPIC, reinterpret_cast<DWORD_PTR>(getTopicUrl().c_str()));
}
}
std::string HelpController::getFilename()
{
TCHAR helpPath[MAX_PATH];
::SendMessage(m_hNotepad, NPPM_GETNPPDIRECTORY, MAX_PATH, reinterpret_cast<LPARAM>(helpPath));
_tcscat_s(helpPath, MAX_PATH, _T("\\plugins\\doc\\PythonScript\\PythonScript.chm"));
if (::PathFileExists(helpPath))
{
return std::string(WcharMbcsConverter::tchar2char(helpPath).get());
}
else
{
return std::string();
}
}
std::string HelpController::getTopicUrl()
{
size_t length = (size_t)SendMessage(m_hScintilla, SCI_GETCURLINE, 0, 0);
char *buffer = new char[length + 1];
SendMessage(m_hScintilla, SCI_GETCURLINE, length, reinterpret_cast<LPARAM>(buffer));
idx_t position = (idx_t)SendMessage(m_hScintilla, SCI_GETCURRENTPOS, 0, 0);
idx_t lineNumber = (idx_t)SendMessage(m_hScintilla, SCI_LINEFROMPOSITION, position, 0);
idx_t lineStartPos = (idx_t)SendMessage(m_hScintilla, SCI_POSITIONFROMLINE, lineNumber, 0);
position = position - lineStartPos;
// position is now the character offset in buffer of the caret
// Go forwards until we reach a non-acceptable char
bool foundDot = false;
idx_t dotPosition = 0;
idx_t endPosition;
for(endPosition = position;
( (buffer[endPosition] >= 'A' && buffer[endPosition] <= 'Z')
|| (buffer[endPosition] >= '0' && buffer[endPosition] <= '9')
|| (buffer[endPosition] >= 'a' && buffer[endPosition] <= 'z')
|| (!foundDot && buffer[endPosition] == '.'))
&& endPosition < length; ++endPosition)
{
if (buffer[endPosition] == '.')
{
foundDot = true;
dotPosition = endPosition;
}
}
// Go backwards until we reach a non-acceptable char
idx_t startPosition = position > 0 ? position - 1 : 0;
for(;
( (buffer[startPosition] >= 'A' && buffer[startPosition] <= 'Z')
|| (buffer[startPosition] >= '0' && buffer[startPosition] <= '9')
|| (buffer[startPosition] >= 'a' && buffer[startPosition] <= 'z')
|| (!foundDot && buffer[startPosition] == '.'))
&& startPosition != IDX_MAX; --startPosition)
{
if (buffer[startPosition] == '.')
{
foundDot = true;
dotPosition = startPosition;
}
}
startPosition++;
buffer[endPosition] = '\0';
std::string url;
if (foundDot && endPosition > startPosition)
{
if (dotPosition - startPosition == 7 && 0 == _strnicmp((buffer + startPosition), "notepad", dotPosition - startPosition))
{
url = "notepad.html#Notepad.";
url.append(buffer + dotPosition + 1);
}
if ((dotPosition - startPosition == 6 && 0 == _strnicmp((buffer + startPosition), "editor", dotPosition - startPosition))
|| (dotPosition - startPosition == 7 && 0 == _strnicmp((buffer + startPosition), "editor1", dotPosition - startPosition))
|| (dotPosition - startPosition == 7 && 0 == _strnicmp((buffer + startPosition), "editor2", dotPosition - startPosition)))
{
url = "scintilla.html#Editor.";
url.append(buffer + dotPosition + 1);
}
if (dotPosition - startPosition == 7 && 0 == _strnicmp((buffer + startPosition), "console", dotPosition - startPosition))
{
url = "console.html#Console.";
url.append(buffer + dotPosition + 1);
}
}
return url;
}