From 9f3ecd76fcf78456eabea58ddbcf743089d612b7 Mon Sep 17 00:00:00 2001
From: harrybharry <harrybharry@f5eea248-9336-0410-98b8-ebc06183d4e3>
Date: Wed, 22 Oct 2008 21:44:58 +0000
Subject: [PATCH] Add messages: NPPM_[G/S]ET_BUFFERLANGTYPE,
 NPPM_[G/S]ET_BUFFERENCODING, NPPM_[G/S]ET_BUFFERFORMAT, to access buffer
 properties. See Notepad_plus_msgs.h for details.

git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository@345 f5eea248-9336-0410-98b8-ebc06183d4e3
---
 .../MISC/PluginsManager/Notepad_plus_msgs.h   | 35 +++++++++
 PowerEditor/src/Notepad_plus.cpp              | 74 +++++++++++++++++++
 2 files changed, 109 insertions(+)

diff --git a/PowerEditor/src/MISC/PluginsManager/Notepad_plus_msgs.h b/PowerEditor/src/MISC/PluginsManager/Notepad_plus_msgs.h
index 2f5f2cdbe..1c17d3b5b 100644
--- a/PowerEditor/src/MISC/PluginsManager/Notepad_plus_msgs.h
+++ b/PowerEditor/src/MISC/PluginsManager/Notepad_plus_msgs.h
@@ -240,6 +240,41 @@ enum winVer{WV_UNKNOWN, WV_WIN32S, WV_95, WV_98, WV_ME, WV_NT, WV_W2K, WV_XP, WV
 	//lParam: name to set (TCHAR*)
 	//Buffer must have been previously unnamed (eg "new 1" document types)
 
+	#define NPPM_GETBUFFERLANGTYPE (NPPMSG + 64)
+	//wParam: BufferID to get LangType from
+	//lParam: 0
+	//Returns as int, see LangType. -1 on error
+
+	#define NPPM_SETBUFFERLANGTYPE (NPPMSG + 65)
+	//wParam: BufferID to set LangType of
+	//lParam: LangType
+	//Returns TRUE on success, FALSE otherwise
+	//use int, see LangType for possible values
+	//L_USER and L_EXTERNAL are not supported
+
+	#define NPPM_GETBUFFERENCODING (NPPMSG + 66)
+	//wParam: BufferID to get encoding from
+	//lParam: 0
+	//returns as int, see UniMode. -1 on error
+
+	#define NPPM_SETBUFFERENCODING (NPPMSG + 67)
+	//wParam: BufferID to set encoding of
+	//lParam: format
+	//Returns TRUE on success, FALSE otherwise
+	//use int, see UniMode
+	//Can only be done on new, unedited files
+
+	#define NPPM_GETBUFFERFORMAT (NPPMSG + 68)
+	//wParam: BufferID to get format from
+	//lParam: 0
+	//returns as int, see formatType. -1 on error
+
+	#define NPPM_SETBUFFERFORMAT (NPPMSG + 69)
+	//wParam: BufferID to set format of
+	//lParam: format
+	//Returns TRUE on success, FALSE otherwise
+	//use int, see formatType
+
 /*
 	#define NPPM_ADDREBAR (NPPMSG + 57)
 	// BOOL NPPM_ADDREBAR(0, REBARBANDINFO *)
diff --git a/PowerEditor/src/Notepad_plus.cpp b/PowerEditor/src/Notepad_plus.cpp
index fc80ad7cc..429999ff0 100644
--- a/PowerEditor/src/Notepad_plus.cpp
+++ b/PowerEditor/src/Notepad_plus.cpp
@@ -6805,6 +6805,80 @@ LRESULT Notepad_plus::runProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lPa
 		}
 		break;
 
+		case NPPM_GETBUFFERLANGTYPE:
+		{
+			if (!wParam)
+				return -1;
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			return b->getLangType();
+		}
+		break;
+
+		case NPPM_SETBUFFERLANGTYPE:
+		{
+			if (!wParam)
+				return FALSE;
+			if (lParam < L_TXT || lParam >= L_EXTERNAL || lParam == L_USER)
+				return FALSE;
+
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			b->setLangType((LangType)lParam);
+			return TRUE;
+		}
+		break;
+
+		case NPPM_GETBUFFERENCODING:
+		{
+			if (!wParam)
+				return -1;
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			return b->getUnicodeMode();
+		}
+		break;
+
+		case NPPM_SETBUFFERENCODING:
+		{
+			if (!wParam)
+				return FALSE;
+			if (lParam < uni8Bit || lParam >= uniEnd)
+				return FALSE;
+
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			if (b->getStatus() != DOC_UNNAMED || b->isDirty())	//do not allow to change the encoding if the file has any content
+				return FALSE;
+			b->setUnicodeMode((UniMode)lParam);
+			return TRUE;
+		}
+		break;
+
+		case NPPM_GETBUFFERFORMAT:
+		{
+			if (!wParam)
+				return -1;
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			return b->getFormat();
+		}
+		break;
+
+		case NPPM_SETBUFFERFORMAT:
+		{
+			if (!wParam)
+				return FALSE;
+			if (lParam < WIN_FORMAT || lParam >= UNIX_FORMAT)
+				return FALSE;
+
+			BufferID id = (BufferID)wParam;
+			Buffer * b = MainFileManager->getBufferByID(id);
+			b->setFormat((formatType)lParam);
+			return TRUE;
+		}
+		break;
+
 		case NPPM_GETBUFFERIDFROMPOS:
 		{
 			DocTabView * pView = NULL;