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TermView.cpp
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TermView.cpp
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/*
* Copyright 2001-2010, Haiku, Inc.
* Copyright 2003-2004 Kian Duffy, myob@users.sourceforge.net
* Parts Copyright 1998-1999 Kazuho Okui and Takashi Murai.
* All rights reserved. Distributed under the terms of the MIT license.
*
* Authors:
* Stefano Ceccherini, stefano.ceccherini@gmail.com
* Kian Duffy, myob@users.sourceforge.net
* Y.Hayakawa, hida@sawada.riec.tohoku.ac.jp
* Ingo Weinhold, ingo_weinhold@gmx.de
* Clemens Zeidler, haiku@Clemens-Zeidler.de
*/
#include "TermView.h"
#include <ctype.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <algorithm>
#include <new>
#include "ActiveProcessInfo.h"
#include <Alert.h>
#include <Application.h>
#include <Beep.h>
#include <Catalog.h>
#include <CharacterSet.h>
#include <CharacterSetRoster.h>
#include <Clipboard.h>
#include <Debug.h>
#include <Directory.h>
#include <Dragger.h>
#include <Input.h>
#include <Locale.h>
#include <MenuItem.h>
#include <Message.h>
#include <MessageRunner.h>
#include <Node.h>
#include <Path.h>
#include <PopUpMenu.h>
#include <PropertyInfo.h>
#include <Region.h>
#include <Roster.h>
#include <ScrollBar.h>
#include <ScrollView.h>
#include <String.h>
#include <StringView.h>
#include <UTF8.h>
#include <Window.h>
#include "InlineInput.h"
#include "PrefHandler.h"
#include "Shell.h"
#include "ShellParameters.h"
#include "TermConst.h"
#include "TerminalBuffer.h"
#include "TerminalCharClassifier.h"
#include "VTkeymap.h"
using namespace BPrivate ; // BCharacterSet stuff
// defined in VTKeyTbl.c
extern int function_keycode_table[];
extern char *function_key_char_table[];
static rgb_color kTermColorTable[256] = {
{ 40, 40, 40, 0}, // black
{204, 0, 0, 0}, // red
{ 78, 154, 6, 0}, // green
{218, 168, 0, 0}, // yellow
{ 51, 102, 152, 0}, // blue
{115, 68, 123, 0}, // magenta
{ 6, 152, 154, 0}, // cyan
{245, 245, 245, 0}, // white
{128, 128, 128, 0}, // black
{255, 0, 0, 0}, // red
{ 0, 255, 0, 0}, // green
{255, 255, 0, 0}, // yellow
{ 0, 0, 255, 0}, // blue
{255, 0, 255, 0}, // magenta
{ 0, 255, 255, 0}, // cyan
{255, 255, 255, 0}, // white
{ 0, 0, 0, 0},
{ 0, 0, 51, 0},
{ 0, 0, 102, 0},
{ 0, 0, 153, 0},
{ 0, 0, 204, 0},
{ 0, 0, 255, 0},
{ 0, 51, 0, 0},
{ 0, 51, 51, 0},
{ 0, 51, 102, 0},
{ 0, 51, 153, 0},
{ 0, 51, 204, 0},
{ 0, 51, 255, 0},
{ 0, 102, 0, 0},
{ 0, 102, 51, 0},
{ 0, 102, 102, 0},
{ 0, 102, 153, 0},
{ 0, 102, 204, 0},
{ 0, 102, 255, 0},
{ 0, 153, 0, 0},
{ 0, 153, 51, 0},
{ 0, 153, 102, 0},
{ 0, 153, 153, 0},
{ 0, 153, 204, 0},
{ 0, 153, 255, 0},
{ 0, 204, 0, 0},
{ 0, 204, 51, 0},
{ 0, 204, 102, 0},
{ 0, 204, 153, 0},
{ 0, 204, 204, 0},
{ 0, 204, 255, 0},
{ 0, 255, 0, 0},
{ 0, 255, 51, 0},
{ 0, 255, 102, 0},
{ 0, 255, 153, 0},
{ 0, 255, 204, 0},
{ 0, 255, 255, 0},
{ 51, 0, 0, 0},
{ 51, 0, 51, 0},
{ 51, 0, 102, 0},
{ 51, 0, 153, 0},
{ 51, 0, 204, 0},
{ 51, 0, 255, 0},
{ 51, 51, 0, 0},
{ 51, 51, 51, 0},
{ 51, 51, 102, 0},
{ 51, 51, 153, 0},
{ 51, 51, 204, 0},
{ 51, 51, 255, 0},
{ 51, 102, 0, 0},
{ 51, 102, 51, 0},
{ 51, 102, 102, 0},
{ 51, 102, 153, 0},
{ 51, 102, 204, 0},
{ 51, 102, 255, 0},
{ 51, 153, 0, 0},
{ 51, 153, 51, 0},
{ 51, 153, 102, 0},
{ 51, 153, 153, 0},
{ 51, 153, 204, 0},
{ 51, 153, 255, 0},
{ 51, 204, 0, 0},
{ 51, 204, 51, 0},
{ 51, 204, 102, 0},
{ 51, 204, 153, 0},
{ 51, 204, 204, 0},
{ 51, 204, 255, 0},
{ 51, 255, 0, 0},
{ 51, 255, 51, 0},
{ 51, 255, 102, 0},
{ 51, 255, 153, 0},
{ 51, 255, 204, 0},
{ 51, 255, 255, 0},
{102, 0, 0, 0},
{102, 0, 51, 0},
{102, 0, 102, 0},
{102, 0, 153, 0},
{102, 0, 204, 0},
{102, 0, 255, 0},
{102, 51, 0, 0},
{102, 51, 51, 0},
{102, 51, 102, 0},
{102, 51, 153, 0},
{102, 51, 204, 0},
{102, 51, 255, 0},
{102, 102, 0, 0},
{102, 102, 51, 0},
{102, 102, 102, 0},
{102, 102, 153, 0},
{102, 102, 204, 0},
{102, 102, 255, 0},
{102, 153, 0, 0},
{102, 153, 51, 0},
{102, 153, 102, 0},
{102, 153, 153, 0},
{102, 153, 204, 0},
{102, 153, 255, 0},
{102, 204, 0, 0},
{102, 204, 51, 0},
{102, 204, 102, 0},
{102, 204, 153, 0},
{102, 204, 204, 0},
{102, 204, 255, 0},
{102, 255, 0, 0},
{102, 255, 51, 0},
{102, 255, 102, 0},
{102, 255, 153, 0},
{102, 255, 204, 0},
{102, 255, 255, 0},
{153, 0, 0, 0},
{153, 0, 51, 0},
{153, 0, 102, 0},
{153, 0, 153, 0},
{153, 0, 204, 0},
{153, 0, 255, 0},
{153, 51, 0, 0},
{153, 51, 51, 0},
{153, 51, 102, 0},
{153, 51, 153, 0},
{153, 51, 204, 0},
{153, 51, 255, 0},
{153, 102, 0, 0},
{153, 102, 51, 0},
{153, 102, 102, 0},
{153, 102, 153, 0},
{153, 102, 204, 0},
{153, 102, 255, 0},
{153, 153, 0, 0},
{153, 153, 51, 0},
{153, 153, 102, 0},
{153, 153, 153, 0},
{153, 153, 204, 0},
{153, 153, 255, 0},
{153, 204, 0, 0},
{153, 204, 51, 0},
{153, 204, 102, 0},
{153, 204, 153, 0},
{153, 204, 204, 0},
{153, 204, 255, 0},
{153, 255, 0, 0},
{153, 255, 51, 0},
{153, 255, 102, 0},
{153, 255, 153, 0},
{153, 255, 204, 0},
{153, 255, 255, 0},
{204, 0, 0, 0},
{204, 0, 51, 0},
{204, 0, 102, 0},
{204, 0, 153, 0},
{204, 0, 204, 0},
{204, 0, 255, 0},
{204, 51, 0, 0},
{204, 51, 51, 0},
{204, 51, 102, 0},
{204, 51, 153, 0},
{204, 51, 204, 0},
{204, 51, 255, 0},
{204, 102, 0, 0},
{204, 102, 51, 0},
{204, 102, 102, 0},
{204, 102, 153, 0},
{204, 102, 204, 0},
{204, 102, 255, 0},
{204, 153, 0, 0},
{204, 153, 51, 0},
{204, 153, 102, 0},
{204, 153, 153, 0},
{204, 153, 204, 0},
{204, 153, 255, 0},
{204, 204, 0, 0},
{204, 204, 51, 0},
{204, 204, 102, 0},
{204, 204, 153, 0},
{204, 204, 204, 0},
{204, 204, 255, 0},
{204, 255, 0, 0},
{204, 255, 51, 0},
{204, 255, 102, 0},
{204, 255, 153, 0},
{204, 255, 204, 0},
{204, 255, 255, 0},
{255, 0, 0, 0},
{255, 0, 51, 0},
{255, 0, 102, 0},
{255, 0, 153, 0},
{255, 0, 204, 0},
{255, 0, 255, 0},
{255, 51, 0, 0},
{255, 51, 51, 0},
{255, 51, 102, 0},
{255, 51, 153, 0},
{255, 51, 204, 0},
{255, 51, 255, 0},
{255, 102, 0, 0},
{255, 102, 51, 0},
{255, 102, 102, 0},
{255, 102, 153, 0},
{255, 102, 204, 0},
{255, 102, 255, 0},
{255, 153, 0, 0},
{255, 153, 51, 0},
{255, 153, 102, 0},
{255, 153, 153, 0},
{255, 153, 204, 0},
{255, 153, 255, 0},
{255, 204, 0, 0},
{255, 204, 51, 0},
{255, 204, 102, 0},
{255, 204, 153, 0},
{255, 204, 204, 0},
{255, 204, 255, 0},
{255, 255, 0, 0},
{255, 255, 51, 0},
{255, 255, 102, 0},
{255, 255, 153, 0},
{255, 255, 204, 0},
{255, 255, 255, 0},
{ 10, 10, 10, 0},
{ 20, 20, 20, 0},
{ 30, 30, 30, 0},
{ 40, 40, 40, 0},
{ 50, 50, 50, 0},
{ 60, 60, 60, 0},
{ 70, 70, 70, 0},
{ 80, 80, 80, 0},
{ 90, 90, 90, 0},
{100, 100, 100, 0},
{110, 110, 110, 0},
{120, 120, 120, 0},
{130, 130, 130, 0},
{140, 140, 140, 0},
{150, 150, 150, 0},
{160, 160, 160, 0},
{170, 170, 170, 0},
{180, 180, 180, 0},
{190, 190, 190, 0},
{200, 200, 200, 0},
{210, 210, 210, 0},
{220, 220, 220, 0},
{230, 230, 230, 0},
{240, 240, 240, 0},
};
#define ROWS_DEFAULT 25
#define COLUMNS_DEFAULT 80
// selection granularity
enum {
SELECT_CHARS,
SELECT_WORDS,
SELECT_LINES
};
#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "Terminal TermView"
static property_info sPropList[] = {
{ "encoding",
{B_GET_PROPERTY, 0},
{B_DIRECT_SPECIFIER, 0},
"get terminal encoding"},
{ "encoding",
{B_SET_PROPERTY, 0},
{B_DIRECT_SPECIFIER, 0},
"set terminal encoding"},
{ "tty",
{B_GET_PROPERTY, 0},
{B_DIRECT_SPECIFIER, 0},
"get tty name."},
{ 0 }
};
static const uint32 kUpdateSigWinch = 'Rwin';
static const uint32 kBlinkCursor = 'BlCr';
static const uint32 kAutoScroll = 'AScr';
static const bigtime_t kSyncUpdateGranularity = 100000; // 0.1 s
static const int32 kCursorBlinkIntervals = 3;
static const int32 kCursorVisibleIntervals = 2;
static const bigtime_t kCursorBlinkInterval = 500000;
static const rgb_color kBlackColor = { 0, 0, 0, 255 };
static const rgb_color kWhiteColor = { 255, 255, 255, 255 };
static const char* kDefaultSpecialWordChars = ":@-./_~";
static const char* kEscapeCharacters = " ~`#$&*()\\|[]{};'\"<>?!";
// secondary mouse button drop
const int32 kSecondaryMouseDropAction = 'SMDA';
enum {
kInsert,
kChangeDirectory,
kLinkFiles,
kMoveFiles,
kCopyFiles
};
template<typename Type>
static inline Type
restrict_value(const Type& value, const Type& min, const Type& max)
{
return value < min ? min : (value > max ? max : value);
}
// #pragma mark - CharClassifier
class TermView::CharClassifier : public TerminalCharClassifier {
public:
CharClassifier(const char* specialWordChars)
:
fSpecialWordChars(specialWordChars)
{
}
virtual int Classify(const char* character)
{
// TODO: Deal correctly with non-ASCII chars.
char c = *character;
if (UTF8Char::ByteCount(c) > 1)
return CHAR_TYPE_WORD_CHAR;
if (isspace(c))
return CHAR_TYPE_SPACE;
if (isalnum(c) || strchr(fSpecialWordChars, c) != NULL)
return CHAR_TYPE_WORD_CHAR;
return CHAR_TYPE_WORD_DELIMITER;
}
private:
const char* fSpecialWordChars;
};
// #pragma mark - TermView
TermView::TermView(BRect frame, const ShellParameters& shellParameters,
int32 historySize)
:
BView(frame, "termview", B_FOLLOW_ALL,
B_WILL_DRAW | B_FRAME_EVENTS | B_FULL_UPDATE_ON_RESIZE),
fListener(NULL),
fColumns(COLUMNS_DEFAULT),
fRows(ROWS_DEFAULT),
fEncoding(M_UTF8),
fActive(false),
fScrBufSize(historySize),
fReportX10MouseEvent(false),
fReportNormalMouseEvent(false),
fReportButtonMouseEvent(false),
fReportAnyMouseEvent(false)
{
status_t status = _InitObject(shellParameters);
if (status != B_OK)
throw status;
SetTermSize(frame);
}
TermView::TermView(int rows, int columns,
const ShellParameters& shellParameters, int32 historySize)
:
BView(BRect(0, 0, 0, 0), "termview", B_FOLLOW_ALL,
B_WILL_DRAW | B_FRAME_EVENTS | B_FULL_UPDATE_ON_RESIZE),
fListener(NULL),
fColumns(columns),
fRows(rows),
fEncoding(M_UTF8),
fActive(false),
fScrBufSize(historySize),
fReportX10MouseEvent(false),
fReportNormalMouseEvent(false),
fReportButtonMouseEvent(false),
fReportAnyMouseEvent(false)
{
status_t status = _InitObject(shellParameters);
if (status != B_OK)
throw status;
ResizeToPreferred();
// TODO: Don't show the dragger, since replicant capabilities
// don't work very well ATM.
/*
BRect rect(0, 0, 16, 16);
rect.OffsetTo(Bounds().right - rect.Width(),
Bounds().bottom - rect.Height());
SetFlags(Flags() | B_DRAW_ON_CHILDREN | B_FOLLOW_ALL);
AddChild(new BDragger(rect, this,
B_FOLLOW_RIGHT|B_FOLLOW_BOTTOM, B_WILL_DRAW));*/
}
TermView::TermView(BMessage* archive)
:
BView(archive),
fListener(NULL),
fColumns(COLUMNS_DEFAULT),
fRows(ROWS_DEFAULT),
fEncoding(M_UTF8),
fActive(false),
fScrBufSize(1000),
fReportX10MouseEvent(false),
fReportNormalMouseEvent(false),
fReportButtonMouseEvent(false),
fReportAnyMouseEvent(false)
{
BRect frame = Bounds();
if (archive->FindInt32("encoding", (int32*)&fEncoding) < B_OK)
fEncoding = M_UTF8;
if (archive->FindInt32("columns", (int32*)&fColumns) < B_OK)
fColumns = COLUMNS_DEFAULT;
if (archive->FindInt32("rows", (int32*)&fRows) < B_OK)
fRows = ROWS_DEFAULT;
int32 argc = 0;
if (archive->HasInt32("argc"))
archive->FindInt32("argc", &argc);
const char **argv = new const char*[argc];
for (int32 i = 0; i < argc; i++) {
archive->FindString("argv", i, (const char**)&argv[i]);
}
// TODO: Retrieve colors, history size, etc. from archive
status_t status = _InitObject(ShellParameters(argc, argv));
if (status != B_OK)
throw status;
bool useRect = false;
if ((archive->FindBool("use_rect", &useRect) == B_OK) && useRect)
SetTermSize(frame);
delete[] argv;
}
/*! Initializes the object for further use.
The members fRows, fColumns, fEncoding, and fScrBufSize must
already be initialized; they are not touched by this method.
*/
status_t
TermView::_InitObject(const ShellParameters& shellParameters)
{
SetFlags(Flags() | B_WILL_DRAW | B_FRAME_EVENTS
| B_FULL_UPDATE_ON_RESIZE/* | B_INPUT_METHOD_AWARE*/);
fShell = NULL;
fWinchRunner = NULL;
fCursorBlinkRunner = NULL;
fAutoScrollRunner = NULL;
fResizeRunner = NULL;
fResizeView = NULL;
fCharClassifier = NULL;
fFontWidth = 0;
fFontHeight = 0;
fFontAscent = 0;
fFrameResized = false;
fResizeViewDisableCount = 0;
fLastActivityTime = 0;
fCursorState = 0;
fCursorHeight = 0;
fCursor = TermPos(0, 0);
fTextBuffer = NULL;
fVisibleTextBuffer = NULL;
fScrollBar = NULL;
fInline = NULL;
fSelectForeColor = kWhiteColor;
fSelectBackColor = kBlackColor;
fScrollOffset = 0;
fLastSyncTime = 0;
fScrolledSinceLastSync = 0;
fSyncRunner = NULL;
fConsiderClockedSync = false;
fSelStart = TermPos(-1, -1);
fSelEnd = TermPos(-1, -1);
fMouseTracking = false;
fCheckMouseTracking = false;
fPrevPos = TermPos(-1, - 1);
fReportX10MouseEvent = false;
fReportNormalMouseEvent = false;
fReportButtonMouseEvent = false;
fReportAnyMouseEvent = false;
fMouseClipboard = be_clipboard;
fTextBuffer = new(std::nothrow) TerminalBuffer;
if (fTextBuffer == NULL)
return B_NO_MEMORY;
fVisibleTextBuffer = new(std::nothrow) BasicTerminalBuffer;
if (fVisibleTextBuffer == NULL)
return B_NO_MEMORY;
// TODO: Make the special word chars user-settable!
fCharClassifier = new(std::nothrow) CharClassifier(
kDefaultSpecialWordChars);
if (fCharClassifier == NULL)
return B_NO_MEMORY;
status_t error = fTextBuffer->Init(fColumns, fRows, fScrBufSize);
if (error != B_OK)
return error;
fTextBuffer->SetEncoding(fEncoding);
error = fVisibleTextBuffer->Init(fColumns, fRows + 2, 0);
if (error != B_OK)
return error;
fShell = new (std::nothrow) Shell();
if (fShell == NULL)
return B_NO_MEMORY;
SetTermFont(be_fixed_font);
// set the shell parameters' encoding
ShellParameters modifiedShellParameters(shellParameters);
const BCharacterSet* charset
= BCharacterSetRoster::GetCharacterSetByConversionID(fEncoding);
modifiedShellParameters.SetEncoding(charset ? charset->GetName() : "UTF-8");
error = fShell->Open(fRows, fColumns, modifiedShellParameters);
if (error < B_OK)
return error;
error = _AttachShell(fShell);
if (error < B_OK)
return error;
SetLowColor(kTermColorTable[8]);
SetViewColor(B_TRANSPARENT_32_BIT);
return B_OK;
}
TermView::~TermView()
{
Shell* shell = fShell;
// _DetachShell sets fShell to NULL
_DetachShell();
delete fSyncRunner;
delete fAutoScrollRunner;
delete fCharClassifier;
delete fVisibleTextBuffer;
delete fTextBuffer;
delete shell;
}
bool
TermView::IsShellBusy() const
{
return fShell != NULL && fShell->HasActiveProcesses();
}
bool
TermView::GetActiveProcessInfo(ActiveProcessInfo& _info) const
{
if (fShell == NULL) {
_info.Unset();
return false;
}
return fShell->GetActiveProcessInfo(_info);
}
bool
TermView::GetShellInfo(ShellInfo& _info) const
{
if (fShell == NULL) {
_info = ShellInfo();
return false;
}
_info = fShell->Info();
return true;
}
/* static */
BArchivable *
TermView::Instantiate(BMessage* data)
{
if (validate_instantiation(data, "TermView")) {
TermView *view = new (std::nothrow) TermView(data);
return view;
}
return NULL;
}
status_t
TermView::Archive(BMessage* data, bool deep) const
{
status_t status = BView::Archive(data, deep);
if (status == B_OK)
status = data->AddString("add_on", TERM_SIGNATURE);
if (status == B_OK)
status = data->AddInt32("encoding", (int32)fEncoding);
if (status == B_OK)
status = data->AddInt32("columns", (int32)fColumns);
if (status == B_OK)
status = data->AddInt32("rows", (int32)fRows);
if (data->ReplaceString("class", "TermView") != B_OK)
data->AddString("class", "TermView");
return status;
}
inline int32
TermView::_LineAt(float y)
{
int32 location = int32(y + fScrollOffset);
// Make sure negative offsets are rounded towards the lower neighbor, too.
if (location < 0)
location -= fFontHeight - 1;
return location / fFontHeight;
}
inline float
TermView::_LineOffset(int32 index)
{
return index * fFontHeight - fScrollOffset;
}
// convert view coordinates to terminal text buffer position
inline TermPos
TermView::_ConvertToTerminal(const BPoint &p)
{
return TermPos(p.x >= 0 ? (int32)p.x / fFontWidth : -1, _LineAt(p.y));
}
// convert terminal text buffer position to view coordinates
inline BPoint
TermView::_ConvertFromTerminal(const TermPos &pos)
{
return BPoint(fFontWidth * pos.x, _LineOffset(pos.y));
}
inline void
TermView::_InvalidateTextRect(int32 x1, int32 y1, int32 x2, int32 y2)
{
BRect rect(x1 * fFontWidth, _LineOffset(y1),
(x2 + 1) * fFontWidth - 1, _LineOffset(y2 + 1) - 1);
//debug_printf("Invalidate((%f, %f) - (%f, %f))\n", rect.left, rect.top,
//rect.right, rect.bottom);
Invalidate(rect);
}
void
TermView::GetPreferredSize(float *width, float *height)
{
if (width)
*width = fColumns * fFontWidth - 1;
if (height)
*height = fRows * fFontHeight - 1;
}
const char *
TermView::TerminalName() const
{
if (fShell == NULL)
return NULL;
return fShell->TTYName();
}
//! Get width and height for terminal font
void
TermView::GetFontSize(int* _width, int* _height)
{
*_width = fFontWidth;
*_height = fFontHeight;
}
int
TermView::Rows() const
{
return fRows;
}
int
TermView::Columns() const
{
return fColumns;
}
//! Set number of rows and columns in terminal
BRect
TermView::SetTermSize(int rows, int columns)
{
//debug_printf("TermView::SetTermSize(%d, %d)\n", rows, columns);
if (rows > 0)
fRows = rows;
if (columns > 0)
fColumns = columns;
// To keep things simple, get rid of the selection first.
_Deselect();
{
BAutolock _(fTextBuffer);
if (fTextBuffer->ResizeTo(columns, rows) != B_OK
|| fVisibleTextBuffer->ResizeTo(columns, rows + 2, 0)
!= B_OK) {
return Bounds();
}
}
//debug_printf("Invalidate()\n");
Invalidate();
if (fScrollBar != NULL) {
_UpdateScrollBarRange();
fScrollBar->SetSteps(fFontHeight, fFontHeight * fRows);
}
BRect rect(0, 0, fColumns * fFontWidth, fRows * fFontHeight);
// synchronize the visible text buffer
{
BAutolock _(fTextBuffer);
_SynchronizeWithTextBuffer(0, -1);
int32 offset = _LineAt(0);
fVisibleTextBuffer->SynchronizeWith(fTextBuffer, offset, offset,
offset + rows + 2);
}
return rect;
}
void
TermView::SetTermSize(BRect rect)
{
int rows;
int columns;
GetTermSizeFromRect(rect, &rows, &columns);
SetTermSize(rows, columns);
}
void
TermView::GetTermSizeFromRect(const BRect &rect, int *_rows,
int *_columns)
{
int columns = (rect.IntegerWidth() + 1) / fFontWidth;
int rows = (rect.IntegerHeight() + 1) / fFontHeight;
if (_rows)
*_rows = rows;
if (_columns)
*_columns = columns;
}
void
TermView::SetTextColor(rgb_color fore, rgb_color back)
{
kTermColorTable[0] = back;
kTermColorTable[7] = fore;
SetLowColor(back);
}
void
TermView::SetCursorColor(rgb_color fore, rgb_color back)
{
fCursorForeColor = fore;
fCursorBackColor = back;
}
void
TermView::SetSelectColor(rgb_color fore, rgb_color back)
{
fSelectForeColor = fore;
fSelectBackColor = back;
}
int
TermView::Encoding() const
{
return fEncoding;
}
void
TermView::SetEncoding(int encoding)
{
fEncoding = encoding;
BAutolock _(fTextBuffer);
fTextBuffer->SetEncoding(fEncoding);
}
void
TermView::SetMouseClipboard(BClipboard *clipboard)
{
fMouseClipboard = clipboard;
}
void
TermView::GetTermFont(BFont *font) const
{
if (font != NULL)
*font = fHalfFont;
}
//! Sets font for terminal
void
TermView::SetTermFont(const BFont *font)
{
int halfWidth = 0;
fHalfFont = font;
fHalfFont.SetSpacing(B_FIXED_SPACING);
// calculate half font's max width
// Not Bounding, check only A-Z(For case of fHalfFont is KanjiFont. )
for (int c = 0x20 ; c <= 0x7e; c++){
char buf[4];
sprintf(buf, "%c", c);
int tmpWidth = (int)fHalfFont.StringWidth(buf);
if (tmpWidth > halfWidth)
halfWidth = tmpWidth;
}
fFontWidth = halfWidth;
font_height hh;
fHalfFont.GetHeight(&hh);
int font_ascent = (int)hh.ascent;
int font_descent =(int)hh.descent;
int font_leading =(int)hh.leading;
if (font_leading == 0)
font_leading = 1;
fFontAscent = font_ascent;
fFontHeight = font_ascent + font_descent + font_leading + 1;
fCursorHeight = fFontHeight;
_ScrollTo(0, false);
if (fScrollBar != NULL)
fScrollBar->SetSteps(fFontHeight, fFontHeight * fRows);
}
void
TermView::SetScrollBar(BScrollBar *scrollBar)
{
fScrollBar = scrollBar;
if (fScrollBar != NULL)
fScrollBar->SetSteps(fFontHeight, fFontHeight * fRows);
}
void
TermView::Copy(BClipboard *clipboard)
{
BAutolock _(fTextBuffer);
if (!_HasSelection())
return;
BString copyStr;
fTextBuffer->GetStringFromRegion(copyStr, fSelStart, fSelEnd);
if (clipboard->Lock()) {