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haiku/src/apps/terminal/TermWindow.cpp

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/*
* Copyright 2007-2015, Haiku, Inc. All rights reserved.
* Copyright (c) 2004 Daniel Furrer <assimil8or@users.sourceforge.net>
* Copyright (c) 2003-2004 Kian Duffy <myob@users.sourceforge.net>
* Copyright (C) 1998,99 Kazuho Okui and Takashi Murai.
*
* Distributed under the terms of the MIT license.
*
* Authors:
* Kian Duffy, myob@users.sourceforge.net
* Daniel Furrer, assimil8or@users.sourceforge.net
* John Scipione, jscipione@gmail.com
* Simon South, simon@simonsouth.net
* Siarzhuk Zharski, zharik@gmx.li
*/
#include "TermWindow.h"
#include <new>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <time.h>
#include <Alert.h>
#include <Application.h>
#include <Catalog.h>
#include <CharacterSet.h>
#include <CharacterSetRoster.h>
#include <Clipboard.h>
#include <Dragger.h>
#include <File.h>
#include <FindDirectory.h>
#include <Keymap.h>
#include <LayoutBuilder.h>
#include <LayoutUtils.h>
#include <Locale.h>
#include <Menu.h>
#include <MenuBar.h>
#include <MenuItem.h>
#include <ObjectList.h>
#include <Path.h>
#include <PopUpMenu.h>
#include <PrintJob.h>
#include <Rect.h>
#include <Roster.h>
#include <Screen.h>
#include <ScrollBar.h>
#include <ScrollView.h>
#include <String.h>
#include <UnicodeChar.h>
#include <UTF8.h>
#include <AutoLocker.h>
#include "ActiveProcessInfo.h"
#include "Arguments.h"
#include "AppearPrefView.h"
#include "Colors.h"
#include "FindWindow.h"
#include "Globals.h"
#include "PrefWindow.h"
#include "PrefHandler.h"
#include "SetTitleDialog.h"
#include "ShellParameters.h"
#include "TermConst.h"
#include "TermScrollView.h"
#include "TitlePlaceholderMapper.h"
const static int32 kTermViewOffset = 3;
const static int32 kMinimumFontSize = 8;
const static int32 kMaximumFontSize = 36;
// messages constants
static const uint32 kNewTab = 'NTab';
static const uint32 kCloseView = 'ClVw';
static const uint32 kCloseOtherViews = 'CloV';
static const uint32 kIncreaseFontSize = 'InFs';
static const uint32 kDecreaseFontSize = 'DcFs';
static const uint32 kSetActiveTab = 'STab';
static const uint32 kUpdateTitles = 'UPti';
static const uint32 kEditTabTitle = 'ETti';
static const uint32 kEditWindowTitle = 'EWti';
static const uint32 kTabTitleChanged = 'TTch';
static const uint32 kWindowTitleChanged = 'WTch';
static const uint32 kUpdateSwitchTerminalsMenuItem = 'Ustm';
using namespace BPrivate ; // BCharacterSet stuff
#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "Terminal TermWindow"
// actually an arrow
#define UTF8_ENTER "\xe2\x86\xb5"
// #pragma mark - TermViewContainerView
class TermViewContainerView : public BView {
public:
TermViewContainerView(TermView* termView)
:
BView(BRect(), "term view container", B_FOLLOW_ALL, 0),
fTermView(termView)
{
termView->MoveTo(kTermViewOffset, kTermViewOffset);
BRect frame(termView->Frame());
ResizeTo(frame.right + kTermViewOffset, frame.bottom + kTermViewOffset);
AddChild(termView);
}
TermView* GetTermView() const { return fTermView; }
virtual void GetPreferredSize(float* _width, float* _height)
{
float width, height;
fTermView->GetPreferredSize(&width, &height);
*_width = width + 2 * kTermViewOffset;
*_height = height + 2 * kTermViewOffset;
}
private:
TermView* fTermView;
};
// #pragma mark - SessionID
TermWindow::SessionID::SessionID(int32 id)
:
fID(id)
{
}
TermWindow::SessionID::SessionID(const BMessage& message, const char* field)
{
if (message.FindInt32(field, &fID) != B_OK)
fID = -1;
}
status_t
TermWindow::SessionID::AddToMessage(BMessage& message, const char* field) const
{
return message.AddInt32(field, fID);
}
// #pragma mark - Session
struct TermWindow::Session {
SessionID id;
int32 index;
Title title;
TermViewContainerView* containerView;
Session(SessionID id, int32 index, TermViewContainerView* containerView)
:
id(id),
index(index),
containerView(containerView)
{
title.title = B_TRANSLATE("Shell ");
title.title << index;
title.patternUserDefined = false;
}
};
// #pragma mark - TermWindow
TermWindow::TermWindow(const BString& title, Arguments* args)
:
BWindow(BRect(0, 0, 0, 0), title, B_DOCUMENT_WINDOW,
B_CURRENT_WORKSPACE | B_QUIT_ON_WINDOW_CLOSE),
fTitleUpdateRunner(this, BMessage(kUpdateTitles), 1000000),
fNextSessionID(0),
fTabView(NULL),
fMenuBar(NULL),
fSwitchTerminalsMenuItem(NULL),
fEncodingMenu(NULL),
fPrintSettings(NULL),
fPrefWindow(NULL),
fFindPanel(NULL),
fSavedFrame(0, 0, -1, -1),
fSetWindowTitleDialog(NULL),
fSetTabTitleDialog(NULL),
fFindString(""),
fFindNextMenuItem(NULL),
fFindPreviousMenuItem(NULL),
fFindSelection(false),
fForwardSearch(false),
fMatchCase(false),
fMatchWord(false),
fFullScreen(false)
{
// register this terminal
fTerminalRoster.Register(Team(), this);
fTerminalRoster.SetListener(this);
int32 id = fTerminalRoster.ID();
// fetch the current keymap
get_key_map(&fKeymap, &fKeymapChars);
// apply the title settings
fTitle.pattern = title;
if (fTitle.pattern.Length() == 0) {
fTitle.pattern = B_TRANSLATE_SYSTEM_NAME("Terminal");
if (id >= 0)
fTitle.pattern << " " << id + 1;
fTitle.patternUserDefined = false;
} else
fTitle.patternUserDefined = true;
fTitle.title = fTitle.pattern;
fTitle.pattern = title;
_TitleSettingsChanged();
// get the saved window position and workspaces
BRect frame;
uint32 workspaces;
if (_LoadWindowPosition(&frame, &workspaces) == B_OK) {
// make sure the window is still on screen
// (for example if there was a resolution change)
BRect screenFrame = BScreen(this).Frame();
if (frame.Width() <= screenFrame.Width()
&& frame.Height() <= screenFrame.Height())
ResizeTo(frame.Width(), frame.Height());
MoveTo(frame.LeftTop());
MoveOnScreen(B_MOVE_IF_PARTIALLY_OFFSCREEN);
SetWorkspaces(workspaces);
} else {
// use computed defaults
int row = id / 16;
int column = id % 16;
int x = (column * 16) + (row * 64) + 50;
int y = (column * 16) + 50;
MoveTo(x, y);
}
// init the GUI and add a tab
_InitWindow();
_AddTab(args);
// Announce our window as no longer minimized. That's not true, since it's
// still hidden at this point, but it will be shown very soon.
fTerminalRoster.SetWindowInfo(false, Workspaces());
}
TermWindow::~TermWindow()
{
fTerminalRoster.Unregister();
_FinishTitleDialog();
if (fPrefWindow)
fPrefWindow->PostMessage(B_QUIT_REQUESTED);
if (fFindPanel && fFindPanel->Lock()) {
fFindPanel->Quit();
fFindPanel = NULL;
}
PrefHandler::DeleteDefault();
for (int32 i = 0; Session* session = _SessionAt(i); i++)
delete session;
delete fKeymap;
delete[] fKeymapChars;
}
void
TermWindow::SessionChanged()
{
_UpdateSessionTitle(fTabView->Selection());
}
void
TermWindow::_InitWindow()
{
// make menu bar
_SetupMenu();
// shortcuts to switch tabs
for (int32 i = 0; i < 9; i++) {
BMessage* message = new BMessage(kSetActiveTab);
message->AddInt32("index", i);
AddShortcut('1' + i, B_COMMAND_KEY, message);
}
AddShortcut(B_LEFT_ARROW, B_COMMAND_KEY | B_SHIFT_KEY,
new BMessage(MSG_MOVE_TAB_LEFT));
AddShortcut(B_RIGHT_ARROW, B_COMMAND_KEY | B_SHIFT_KEY,
new BMessage(MSG_MOVE_TAB_RIGHT));
BRect textFrame = Bounds();
textFrame.top = fMenuBar->Bounds().bottom + 1.0;
fTabView = new SmartTabView(textFrame, "tab view", B_WIDTH_FROM_LABEL);
fTabView->SetListener(this);
AddChild(fTabView);
// Make the scroll view one pixel wider than the tab view container view, so
// the scroll bar will look good.
fTabView->SetInsets(0, 0, -1, 0);
}
bool
TermWindow::_CanClose(int32 index)
{
bool warnOnExit = PrefHandler::Default()->getBool(PREF_WARN_ON_EXIT);
if (!warnOnExit)
return true;
uint32 busyProcessCount = 0;
BString busyProcessNames;
// all names, separated by "\n\t"
if (index != -1) {
ShellInfo shellInfo;
ActiveProcessInfo info;
TermView* termView = _TermViewAt(index);
if (termView->GetShellInfo(shellInfo)
&& termView->GetActiveProcessInfo(info)
&& (info.ID() != shellInfo.ProcessID()
|| !shellInfo.IsDefaultShell())) {
busyProcessCount++;
busyProcessNames = info.Name();
}
} else {
for (int32 i = 0; i < fSessions.CountItems(); i++) {
ShellInfo shellInfo;
ActiveProcessInfo info;
TermView* termView = _TermViewAt(i);
if (termView->GetShellInfo(shellInfo)
&& termView->GetActiveProcessInfo(info)
&& (info.ID() != shellInfo.ProcessID()
|| !shellInfo.IsDefaultShell())) {
if (++busyProcessCount > 1)
busyProcessNames << "\n\t";
busyProcessNames << info.Name();
}
}
}
if (busyProcessCount == 0)
return true;
BString alertMessage;
if (busyProcessCount == 1) {
// Only one pending process. Select the alert text depending on whether
// the terminal will be closed.
alertMessage = index == -1 || fSessions.CountItems() == 1
? B_TRANSLATE("The process \"%1\" is still running.\n"
"If you close the Terminal, the process will be killed.")
: B_TRANSLATE("The process \"%1\" is still running.\n"
"If you close the tab, the process will be killed.");
} else {
// multiple pending processes
alertMessage = B_TRANSLATE(
"The following processes are still running:\n\n"
"\t%1\n\n"
"If you close the Terminal, the processes will be killed.");
}
alertMessage.ReplaceFirst("%1", busyProcessNames);
BAlert* alert = new BAlert(B_TRANSLATE("Really close?"),
alertMessage, B_TRANSLATE("Close"), B_TRANSLATE("Cancel"), NULL,
B_WIDTH_AS_USUAL, B_WARNING_ALERT);
alert->SetShortcut(1, B_ESCAPE);
return alert->Go() == 0;
}
bool
TermWindow::QuitRequested()
{
_FinishTitleDialog();
if (!_CanClose(-1))
return false;
_SaveWindowPosition();
return BWindow::QuitRequested();
}
void
TermWindow::MenusBeginning()
{
TermView* view = _ActiveTermView();
// Syncronize Encode Menu Pop-up menu and Preference.
const BCharacterSet* charset
= BCharacterSetRoster::GetCharacterSetByConversionID(view->Encoding());
if (charset != NULL) {
BString name(charset->GetPrintName());
const char* mime = charset->GetMIMEName();
if (mime)
name << " (" << mime << ")";
BMenuItem* item = fEncodingMenu->FindItem(name);
if (item != NULL)
item->SetMarked(true);
}
BFont font;
view->GetTermFont(&font);
float size = font.Size();
fDecreaseFontSizeMenuItem->SetEnabled(size > kMinimumFontSize);
fIncreaseFontSizeMenuItem->SetEnabled(size < kMaximumFontSize);
BWindow::MenusBeginning();
}
/* static */ void
TermWindow::MakeEncodingMenu(BMenu* menu)
{
BCharacterSetRoster roster;
BCharacterSet charset;
while (roster.GetNextCharacterSet(&charset) == B_OK) {
int encoding = M_UTF8;
const char* mime = charset.GetMIMEName();
if (mime == NULL || strcasecmp(mime, "UTF-8") != 0)
encoding = charset.GetConversionID();
// filter out currently (???) not supported USC-2 and UTF-16
if (encoding == B_UTF16_CONVERSION || encoding == B_UNICODE_CONVERSION)
continue;
BString name(charset.GetPrintName());
if (mime)
name << " (" << mime << ")";
BMessage *message = new BMessage(MENU_ENCODING);
if (message != NULL) {
message->AddInt32("op", (int32)encoding);
menu->AddItem(new BMenuItem(name, message));
}
}
menu->SetRadioMode(true);
}
void
TermWindow::_SetupMenu()
{
fFontSizeMenu = _MakeFontSizeMenu(MSG_HALF_SIZE_CHANGED,
PrefHandler::Default()->getInt32(PREF_HALF_FONT_SIZE));
fIncreaseFontSizeMenuItem = new BMenuItem(B_TRANSLATE("Increase"),
new BMessage(kIncreaseFontSize), '+', B_COMMAND_KEY);
fDecreaseFontSizeMenuItem = new BMenuItem(B_TRANSLATE("Decrease"),
new BMessage(kDecreaseFontSize), '-', B_COMMAND_KEY);
fFontSizeMenu->AddSeparatorItem();
fFontSizeMenu->AddItem(fIncreaseFontSizeMenuItem);
fFontSizeMenu->AddItem(fDecreaseFontSizeMenuItem);
BMenu* windowSize = new(std::nothrow) BMenu(B_TRANSLATE("Window size"));
if (windowSize != NULL) {
MakeWindowSizeMenu(windowSize);
windowSize->AddSeparatorItem();
windowSize->AddItem(new BMenuItem(B_TRANSLATE("Full screen"),
new BMessage(FULLSCREEN), B_ENTER));
}
fEncodingMenu = new(std::nothrow) BMenu(B_TRANSLATE("Text encoding"));
if (fEncodingMenu != NULL)
MakeEncodingMenu(fEncodingMenu);
BLayoutBuilder::Menu<>(fMenuBar = new BMenuBar(Bounds(), "mbar"))
// Terminal
.AddMenu(B_TRANSLATE_COMMENT("Terminal", "The title for the main window"
" menubar entry related to terminal sessions"))
.AddItem(B_TRANSLATE("Switch Terminals"), MENU_SWITCH_TERM, B_TAB)
.GetItem(fSwitchTerminalsMenuItem)
.AddItem(B_TRANSLATE("New Terminal"), MENU_NEW_TERM, 'N')
.AddItem(B_TRANSLATE("New tab"), kNewTab, 'T')
.AddSeparator()
.AddItem(B_TRANSLATE("Page setup" B_UTF8_ELLIPSIS), MENU_PAGE_SETUP)
.AddItem(B_TRANSLATE("Print"), MENU_PRINT, 'P')
.AddSeparator()
.AddItem(B_TRANSLATE("Close window"), B_QUIT_REQUESTED, 'W',
B_SHIFT_KEY)
.AddItem(B_TRANSLATE("Close active tab"), kCloseView, 'W')
.AddItem(B_TRANSLATE("Quit"), B_QUIT_REQUESTED, 'Q')
.End()
// Edit
.AddMenu(B_TRANSLATE("Edit"))
.AddItem(B_TRANSLATE("Copy"), B_COPY, 'C')
.AddItem(B_TRANSLATE("Paste"), B_PASTE, 'V')
.AddSeparator()
.AddItem(B_TRANSLATE("Select all"), B_SELECT_ALL, 'A')
.AddItem(B_TRANSLATE("Clear all"), MENU_CLEAR_ALL, 'L')
.AddSeparator()
.AddItem(B_TRANSLATE("Find" B_UTF8_ELLIPSIS), MENU_FIND_STRING, 'F')
.AddItem(B_TRANSLATE("Find previous"), MENU_FIND_PREVIOUS, 'G',
B_SHIFT_KEY)
.GetItem(fFindPreviousMenuItem)
.SetEnabled(false)
.AddItem(B_TRANSLATE("Find next"), MENU_FIND_NEXT, 'G')
.GetItem(fFindNextMenuItem)
.SetEnabled(false)
.End()
// Settings
.AddMenu(B_TRANSLATE("Settings"))
.AddItem(B_TRANSLATE("Window title" B_UTF8_ELLIPSIS),
kEditWindowTitle)
.AddItem(windowSize)
.AddItem(fEncodingMenu)
.AddItem(fFontSizeMenu)
.AddItem(B_TRANSLATE("Save as default"), MSG_SAVE_AS_DEFAULT)
.AddSeparator()
.AddItem(B_TRANSLATE("Settings" B_UTF8_ELLIPSIS), MENU_PREF_OPEN,
',')
.End();
AddChild(fMenuBar);
_UpdateSwitchTerminalsMenuItem();
#ifdef USE_DEBUG_SNAPSHOTS
AddShortcut('S', B_COMMAND_KEY | B_CONTROL_KEY,
new BMessage(SHORTCUT_DEBUG_SNAPSHOTS));
AddShortcut('C', B_COMMAND_KEY | B_CONTROL_KEY,
new BMessage(SHORTCUT_DEBUG_CAPTURE));
#endif
BKeymap keymap;
keymap.SetToCurrent();
BObjectList<const char> unmodified(3, true);
if (keymap.GetModifiedCharacters("+", B_SHIFT_KEY, 0, &unmodified)
== B_OK) {
int32 count = unmodified.CountItems();
for (int32 i = 0; i < count; i++) {
uint32 key = BUnicodeChar::FromUTF8(unmodified.ItemAt(i));
if (!HasShortcut(key, 0)) {
// Add semantic + shortcut, bug #7428
AddShortcut(key, B_COMMAND_KEY,
new BMessage(kIncreaseFontSize));
}
}
}
unmodified.MakeEmpty();
}
status_t
TermWindow::_GetWindowPositionFile(BFile* file, uint32 openMode)
{
BPath path;
status_t status = find_directory(B_USER_SETTINGS_DIRECTORY, &path, true);
if (status != B_OK)
return status;
status = path.Append("Terminal");
if (status != B_OK)
return status;
status = path.Append("Windows");
if (status != B_OK)
return status;
return file->SetTo(path.Path(), openMode);
}
status_t
TermWindow::_LoadWindowPosition(BRect* frame, uint32* workspaces)
{
status_t status;
BMessage position;
BFile file;
status = _GetWindowPositionFile(&file, B_READ_ONLY);
if (status != B_OK)
return status;
status = position.Unflatten(&file);
file.Unset();
if (status != B_OK)
return status;
int32 id = fTerminalRoster.ID();
status = position.FindRect("rect", id, frame);
if (status != B_OK)
return status;
int32 _workspaces;
status = position.FindInt32("workspaces", id, &_workspaces);
if (status != B_OK)
return status;
if (modifiers() & B_SHIFT_KEY)
*workspaces = _workspaces;
else
*workspaces = B_CURRENT_WORKSPACE;
return B_OK;
}
status_t
TermWindow::_SaveWindowPosition()
{
BFile file;
BMessage originalSettings;
// Read the settings file if it exists and is a valid BMessage.
status_t status = _GetWindowPositionFile(&file, B_READ_ONLY);
if (status == B_OK) {
status = originalSettings.Unflatten(&file);
file.Unset();
if (status != B_OK)
status = originalSettings.MakeEmpty();
if (status != B_OK)
return status;
}
// Replace the settings
int32 id = fTerminalRoster.ID();
BRect rect(Frame());
if (originalSettings.ReplaceRect("rect", id, rect) != B_OK)
originalSettings.AddRect("rect", rect);
int32 workspaces = Workspaces();
if (originalSettings.ReplaceInt32("workspaces", id, workspaces) != B_OK)
originalSettings.AddInt32("workspaces", workspaces);
// Resave the whole thing
status = _GetWindowPositionFile (&file,
B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE);
if (status != B_OK)
return status;
return originalSettings.Flatten(&file);
}
void
TermWindow::_GetPreferredFont(BFont& font)
{
// Default to be_fixed_font
font = be_fixed_font;
const char* family
= PrefHandler::Default()->getString(PREF_HALF_FONT_FAMILY);
const char* style
= PrefHandler::Default()->getString(PREF_HALF_FONT_STYLE);
const char* size = PrefHandler::Default()->getString(PREF_HALF_FONT_SIZE);
font.SetFamilyAndStyle(family, style);
font.SetSize(atoi(size));
// mark the font size menu item
for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
BMenuItem* item = fFontSizeMenu->ItemAt(i);
if (item == NULL)
continue;
item->SetMarked(false);
if (strcmp(item->Label(), size) == 0)
item->SetMarked(true);
}
}
void
TermWindow::MessageReceived(BMessage *message)
{
int32 encodingId;
bool findresult;
switch (message->what) {
case B_KEY_MAP_LOADED:
_UpdateKeymap();
break;
case B_COPY:
_ActiveTermView()->Copy(be_clipboard);
break;
case B_PASTE:
_ActiveTermView()->Paste(be_clipboard);
break;
#ifdef USE_DEBUG_SNAPSHOTS
case SHORTCUT_DEBUG_SNAPSHOTS:
_ActiveTermView()->MakeDebugSnapshots();
break;
case SHORTCUT_DEBUG_CAPTURE:
_ActiveTermView()->StartStopDebugCapture();
break;
#endif
case B_SELECT_ALL:
_ActiveTermView()->SelectAll();
break;
case MENU_CLEAR_ALL:
_ActiveTermView()->Clear();
break;
case MENU_SWITCH_TERM:
_SwitchTerminal();
break;
case MENU_NEW_TERM:
{
// Set our current working directory to that of the active tab, so
// that the new terminal and its shell inherit it.
// Note: That's a bit lame. We should rather fork() and change the
// CWD in the child, but since ATM there aren't any side effects of
// changing our CWD, we save ourselves the trouble.
ActiveProcessInfo activeProcessInfo;
if (_ActiveTermView()->GetActiveProcessInfo(activeProcessInfo))
chdir(activeProcessInfo.CurrentDirectory());
app_info info;
be_app->GetAppInfo(&info);
// try launching two different ways to work around possible problems
if (be_roster->Launch(&info.ref) != B_OK)
be_roster->Launch(TERM_SIGNATURE);
break;
}
case MENU_PREF_OPEN:
if (!fPrefWindow) {
fPrefWindow = new PrefWindow(this);
} else
fPrefWindow->Activate();
break;
case MSG_PREF_CLOSED:
fPrefWindow = NULL;
break;
case MSG_WINDOW_TITLE_SETTING_CHANGED:
case MSG_TAB_TITLE_SETTING_CHANGED:
_TitleSettingsChanged();
break;
case MENU_FIND_STRING:
if (fFindPanel == NULL) {
fFindPanel = new FindWindow(this, fFindString, fFindSelection,
fMatchWord, fMatchCase, fForwardSearch);
fFindPanel->CenterIn(Frame());
_MoveWindowInScreen(fFindPanel);
fFindPanel->Show();
} else
fFindPanel->Activate();
break;
case MSG_FIND:
{
fFindPanel->PostMessage(B_QUIT_REQUESTED);
message->FindBool("findselection", &fFindSelection);
if (!fFindSelection)
message->FindString("findstring", &fFindString);
else
_ActiveTermView()->GetSelection(fFindString);
if (fFindString.Length() == 0) {
const char* errorMsg = !fFindSelection
? B_TRANSLATE("No search string was entered.")
: B_TRANSLATE("Nothing is selected.");
BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
errorMsg, B_TRANSLATE("OK"), NULL, NULL,
B_WIDTH_AS_USUAL, B_WARNING_ALERT);
alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
alert->Go();
fFindPreviousMenuItem->SetEnabled(false);
fFindNextMenuItem->SetEnabled(false);
break;
}
message->FindBool("forwardsearch", &fForwardSearch);
message->FindBool("matchcase", &fMatchCase);
message->FindBool("matchword", &fMatchWord);
findresult = _ActiveTermView()->Find(fFindString, fForwardSearch,
fMatchCase, fMatchWord);
if (!findresult) {
BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
B_TRANSLATE("Text not found."),
B_TRANSLATE("OK"), NULL, NULL,
B_WIDTH_AS_USUAL, B_WARNING_ALERT);
alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
alert->Go();
fFindPreviousMenuItem->SetEnabled(false);
fFindNextMenuItem->SetEnabled(false);
break;
}
// Enable the menu items Find Next and Find Previous
fFindPreviousMenuItem->SetEnabled(true);
fFindNextMenuItem->SetEnabled(true);
break;
}
case MENU_FIND_NEXT:
case MENU_FIND_PREVIOUS:
findresult = _ActiveTermView()->Find(fFindString,
(message->what == MENU_FIND_NEXT) == fForwardSearch,
fMatchCase, fMatchWord);
if (!findresult) {
BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
B_TRANSLATE("Not found."), B_TRANSLATE("OK"),
NULL, NULL, B_WIDTH_AS_USUAL, B_WARNING_ALERT);
alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
alert->Go();
}
break;
case MSG_FIND_CLOSED:
fFindPanel = NULL;
break;
case MENU_ENCODING:
if (message->FindInt32("op", &encodingId) == B_OK)
_ActiveTermView()->SetEncoding(encodingId);
break;
case MSG_COLS_CHANGED:
{
int32 columns, rows;
if (message->FindInt32("columns", &columns) != B_OK
|| message->FindInt32("rows", &rows) != B_OK) {
break;
}
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
view->SetTermSize(rows, columns, true);
_ResizeView(view);
}
break;
}
case MSG_BLINK_CURSOR_CHANGED:
{
bool blinkingCursor
= PrefHandler::Default()->getBool(PREF_BLINK_CURSOR);
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
view->SwitchCursorBlinking(blinkingCursor);
}
break;
}
case MSG_HALF_FONT_CHANGED:
case MSG_FULL_FONT_CHANGED:
case MSG_ALLOW_BOLD_CHANGED:
{
BFont font;
_GetPreferredFont(font);
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
view->SetTermFont(&font);
_ResizeView(view);
}
break;
}
case MSG_HALF_SIZE_CHANGED:
case MSG_FULL_SIZE_CHANGED:
{
const char* size = NULL;
if (message->FindString("font_size", &size) != B_OK)
break;
// mark the font size menu item
for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
BMenuItem* item = fFontSizeMenu->ItemAt(i);
if (item == NULL)
continue;
item->SetMarked(false);
if (strcmp(item->Label(), size) == 0)
item->SetMarked(true);
}
BFont font;
_ActiveTermView()->GetTermFont(&font);
font.SetSize(atoi(size));
PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE,
(int32)atoi(size));
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
_TermViewAt(i)->SetTermFont(&font);
_ResizeView(view);
}
break;
}
case MSG_USE_OPTION_AS_META_CHANGED:
{
bool useOptionAsMetaKey
= PrefHandler::Default()->getBool(PREF_USE_OPTION_AS_META);
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
view->SetUseOptionAsMetaKey(useOptionAsMetaKey);
}
break;
}
case FULLSCREEN:
if (!fSavedFrame.IsValid()) { // go fullscreen
_ActiveTermView()->DisableResizeView();
float mbHeight = fMenuBar->Bounds().Height() + 1;
fSavedFrame = Frame();
BScreen screen(this);
for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--)
_TermViewAt(i)->ScrollBar()->ResizeBy(0,
(B_H_SCROLL_BAR_HEIGHT - 1));
fMenuBar->Hide();
fTabView->ResizeBy(0, mbHeight);
fTabView->MoveBy(0, -mbHeight);
fSavedLook = Look();
// done before ResizeTo to work around a Dano bug
// (not erasing the decor)
SetLook(B_NO_BORDER_WINDOW_LOOK);
ResizeTo(screen.Frame().Width() + 1, screen.Frame().Height() + 1);
MoveTo(screen.Frame().left, screen.Frame().top);
SetFlags(Flags() | (B_NOT_RESIZABLE | B_NOT_MOVABLE));
fFullScreen = true;
} else { // exit fullscreen
_ActiveTermView()->DisableResizeView();
float mbHeight = fMenuBar->Bounds().Height() + 1;
fMenuBar->Show();
for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--)
_TermViewAt(i)->ScrollBar()->ResizeBy(0,
-(B_H_SCROLL_BAR_HEIGHT - 1));
ResizeTo(fSavedFrame.Width(), fSavedFrame.Height());
MoveTo(fSavedFrame.left, fSavedFrame.top);
fTabView->ResizeBy(0, -mbHeight);
fTabView->MoveBy(0, mbHeight);
SetLook(fSavedLook);
fSavedFrame = BRect(0, 0, -1, -1);
SetFlags(Flags() & ~(B_NOT_RESIZABLE | B_NOT_MOVABLE));
fFullScreen = false;
}
break;
case MSG_FONT_CHANGED:
PostMessage(MSG_HALF_FONT_CHANGED);
break;
case MSG_COLOR_CHANGED:
case MSG_COLOR_SCHEME_CHANGED:
{
for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--) {
TermViewContainerView* container = _TermViewContainerViewAt(i);
_SetTermColors(container);
container->Invalidate();
}
_ActiveTermView()->Invalidate();
break;
}
case MSG_SAVE_AS_DEFAULT:
{
BPath path;
if (PrefHandler::GetDefaultPath(path) == B_OK) {
PrefHandler::Default()->SaveAsText(path.Path(),
PREFFILE_MIMETYPE);
}
break;
}
case MENU_PAGE_SETUP:
_DoPageSetup();
break;
case MENU_PRINT:
_DoPrint();
break;
case MSG_CHECK_CHILDREN:
_CheckChildren();
break;
case MSG_MOVE_TAB_LEFT:
case MSG_MOVE_TAB_RIGHT:
_NavigateTab(_IndexOfTermView(_ActiveTermView()),
message->what == MSG_MOVE_TAB_LEFT ? -1 : 1, true);
break;
case kTabTitleChanged:
{
// tab title changed message from SetTitleDialog
SessionID sessionID(*message, "session");
if (Session* session = _SessionForID(sessionID)) {
BString title;
if (message->FindString("title", &title) == B_OK) {
session->title.pattern = title;
session->title.patternUserDefined = true;
} else {
session->title.pattern.Truncate(0);
session->title.patternUserDefined = false;
}
_UpdateSessionTitle(_IndexOfSession(session));
}
break;
}
case kWindowTitleChanged:
{
// window title changed message from SetTitleDialog
BString title;
if (message->FindString("title", &title) == B_OK) {
fTitle.pattern = title;
fTitle.patternUserDefined = true;
} else {
fTitle.pattern
= PrefHandler::Default()->getString(PREF_WINDOW_TITLE);
fTitle.patternUserDefined = false;
}
_UpdateSessionTitle(fTabView->Selection());
// updates the window title as a side effect
break;
}
case kSetActiveTab:
{
int32 index;
if (message->FindInt32("index", &index) == B_OK
&& index >= 0 && index < fSessions.CountItems()) {
fTabView->Select(index);
}
break;
}
case kNewTab:
_NewTab();
break;
case kCloseView:
{
int32 index = -1;
SessionID sessionID(*message, "session");
if (sessionID.IsValid()) {
if (Session* session = _SessionForID(sessionID))
index = _IndexOfSession(session);
} else
index = _IndexOfTermView(_ActiveTermView());
if (index >= 0)
_RemoveTab(index);
break;
}
case kCloseOtherViews:
{
Session* session = _SessionForID(SessionID(*message, "session"));
if (session == NULL)
break;
int32 count = fSessions.CountItems();
for (int32 i = count - 1; i >= 0; i--) {
if (_SessionAt(i) != session)
_RemoveTab(i);
}
break;
}
case kIncreaseFontSize:
case kDecreaseFontSize:
{
BFont font;
_ActiveTermView()->GetTermFont(&font);
float size = font.Size();
if (message->what == kIncreaseFontSize) {
if (size < 12)
size += 1;
else if (size < 24)
size += 2;
else
size += 4;
} else {
if (size <= 12)
size -= 1;
else if (size <= 24)
size -= 2;
else
size -= 4;
}
// constrain the font size
if (size < kMinimumFontSize)
size = kMinimumFontSize;
if (size > kMaximumFontSize)
size = kMaximumFontSize;
// mark the font size menu item
for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
BMenuItem* item = fFontSizeMenu->ItemAt(i);
if (item == NULL)
continue;
item->SetMarked(false);
if (atoi(item->Label()) == size)
item->SetMarked(true);
}
font.SetSize(size);
PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE, (int32)size);
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
_TermViewAt(i)->SetTermFont(&font);
_ResizeView(view);
}
break;
}
case kUpdateTitles:
_UpdateTitles();
break;
case kEditTabTitle:
{
SessionID sessionID(*message, "session");
if (Session* session = _SessionForID(sessionID))
_OpenSetTabTitleDialog(_IndexOfSession(session));
break;
}
case kEditWindowTitle:
_OpenSetWindowTitleDialog();
break;
case kUpdateSwitchTerminalsMenuItem:
_UpdateSwitchTerminalsMenuItem();
break;
default:
BWindow::MessageReceived(message);
break;
}
}
void
TermWindow::WindowActivated(bool activated)
{
if (activated)
_UpdateSwitchTerminalsMenuItem();
}
void
TermWindow::_SetTermColors(TermViewContainerView* containerView)
{
PrefHandler* handler = PrefHandler::Default();
rgb_color background = handler->getRGB(PREF_TEXT_BACK_COLOR);
containerView->SetViewColor(background);
TermView *termView = containerView->GetTermView();
termView->SetTextColor(handler->getRGB(PREF_TEXT_FORE_COLOR), background);
termView->SetCursorColor(handler->getRGB(PREF_CURSOR_FORE_COLOR),
handler->getRGB(PREF_CURSOR_BACK_COLOR));
termView->SetSelectColor(handler->getRGB(PREF_SELECT_FORE_COLOR),
handler->getRGB(PREF_SELECT_BACK_COLOR));
// taken from TermApp::_InitDefaultPalette()
const char * keys[kANSIColorCount] = {
PREF_ANSI_BLACK_COLOR,
PREF_ANSI_RED_COLOR,
PREF_ANSI_GREEN_COLOR,
PREF_ANSI_YELLOW_COLOR,
PREF_ANSI_BLUE_COLOR,
PREF_ANSI_MAGENTA_COLOR,
PREF_ANSI_CYAN_COLOR,
PREF_ANSI_WHITE_COLOR,
PREF_ANSI_BLACK_HCOLOR,
PREF_ANSI_RED_HCOLOR,
PREF_ANSI_GREEN_HCOLOR,
PREF_ANSI_YELLOW_HCOLOR,
PREF_ANSI_BLUE_HCOLOR,
PREF_ANSI_MAGENTA_HCOLOR,
PREF_ANSI_CYAN_HCOLOR,
PREF_ANSI_WHITE_HCOLOR
};
for (uint i = 0; i < kANSIColorCount; i++)
termView->SetTermColor(i, handler->getRGB(keys[i]), false);
}
status_t
TermWindow::_DoPageSetup()
{
BPrintJob job("PageSetup");
// display the page configure panel
status_t status = job.ConfigPage();
// save a pointer to the settings
fPrintSettings = job.Settings();
return status;
}
void
TermWindow::_DoPrint()
{
BPrintJob job("Print");
if (fPrintSettings)
job.SetSettings(new BMessage(*fPrintSettings));
if (job.ConfigJob() != B_OK)
return;
BRect pageRect = job.PrintableRect();
BRect curPageRect = pageRect;
int pHeight = (int)pageRect.Height();
int pWidth = (int)pageRect.Width();
float w, h;
_ActiveTermView()->GetFrameSize(&w, &h);
int xPages = (int)ceil(w / pWidth);
int yPages = (int)ceil(h / pHeight);
job.BeginJob();
// loop through and draw each page, and write to spool
for (int x = 0; x < xPages; x++) {
for (int y = 0; y < yPages; y++) {
curPageRect.OffsetTo(x * pWidth, y * pHeight);
job.DrawView(_ActiveTermView(), curPageRect, B_ORIGIN);
job.SpoolPage();
if (!job.CanContinue()) {
// It is likely that the only way that the job was cancelled is
// because the user hit 'Cancel' in the page setup window, in
// which case, the user does *not* need to be told that it was
// cancelled.
// He/she will simply expect that it was done.
return;
}
}
}
job.CommitJob();
}
void
TermWindow::_NewTab()
{
ActiveProcessInfo info;
if (_ActiveTermView()->GetActiveProcessInfo(info))
_AddTab(NULL, info.CurrentDirectory());
else
_AddTab(NULL);
}
void
TermWindow::_AddTab(Arguments* args, const BString& currentDirectory)
{
int argc = 0;
const char* const* argv = NULL;
if (args != NULL)
args->GetShellArguments(argc, argv);
ShellParameters shellParameters(argc, argv, currentDirectory);
try {
TermView* view = new TermView(
PrefHandler::Default()->getInt32(PREF_ROWS),
PrefHandler::Default()->getInt32(PREF_COLS),
shellParameters,
PrefHandler::Default()->getInt32(PREF_HISTORY_SIZE));
view->SetListener(this);
TermViewContainerView* containerView = new TermViewContainerView(view);
BScrollView* scrollView = new TermScrollView("scrollView",
containerView, view, fSessions.IsEmpty());
if (!fFullScreen)
scrollView->ScrollBar(B_VERTICAL)
->ResizeBy(0, -(B_H_SCROLL_BAR_HEIGHT - 1));
if (fSessions.IsEmpty())
fTabView->SetScrollView(scrollView);
Session* session = new Session(_NewSessionID(), _NewSessionIndex(),
containerView);
fSessions.AddItem(session);
BFont font;
_GetPreferredFont(font);
view->SetTermFont(&font);
float width, height;
view->GetFontSize(&width, &height);
float minimumHeight = -1;
if (fMenuBar != NULL)
minimumHeight += fMenuBar->Bounds().Height() + 1;
if (fTabView != NULL && fTabView->CountTabs() > 0)
minimumHeight += fTabView->TabHeight() + 1;
SetSizeLimits(MIN_COLS * width - 1, MAX_COLS * width - 1,
minimumHeight + MIN_ROWS * height - 1,
minimumHeight + MAX_ROWS * height - 1);
// TODO: The size limit computation is apparently broken, since
// the terminal can be resized smaller than MIN_ROWS/MIN_COLS!
// If it's the first time we're called, setup the window
if (fTabView != NULL && fTabView->CountTabs() == 0) {
float viewWidth, viewHeight;
containerView->GetPreferredSize(&viewWidth, &viewHeight);
// Resize Window
ResizeTo(viewWidth + B_V_SCROLL_BAR_WIDTH,
viewHeight + fMenuBar->Bounds().Height() + 1);
// NOTE: Width is one pixel too small, since the scroll view
// is one pixel wider than its parent.
}
BTab* tab = new BTab;
fTabView->AddTab(scrollView, tab);
view->SetScrollBar(scrollView->ScrollBar(B_VERTICAL));
view->SetMouseClipboard(gMouseClipboard);
const BCharacterSet* charset
= BCharacterSetRoster::FindCharacterSetByName(
PrefHandler::Default()->getString(PREF_TEXT_ENCODING));
if (charset != NULL)
view->SetEncoding(charset->GetConversionID());
view->SetKeymap(fKeymap, fKeymapChars);
view->SetUseOptionAsMetaKey(
PrefHandler::Default()->getBool(PREF_USE_OPTION_AS_META));
_SetTermColors(containerView);
int32 tabIndex = fTabView->CountTabs() - 1;
fTabView->Select(tabIndex);
_UpdateSessionTitle(tabIndex);
} catch (...) {
// most probably out of memory. That's bad.
// TODO: Should cleanup, I guess
// Quit the application if we don't have a shell already
if (fTabView->CountTabs() == 0) {
fprintf(stderr, "Terminal couldn't open a shell\n");
PostMessage(B_QUIT_REQUESTED);
}
}
}
void
TermWindow::_RemoveTab(int32 index)
{
_FinishTitleDialog();
// always close to avoid confusion
if (fSessions.CountItems() > 1) {
if (!_CanClose(index))
return;
if (Session* session = (Session*)fSessions.RemoveItem(index)) {
if (fSessions.CountItems() == 1) {
fTabView->SetScrollView(dynamic_cast<BScrollView*>(
_SessionAt(0)->containerView->Parent()));
}
delete session;
delete fTabView->RemoveTab(index);
}
} else
PostMessage(B_QUIT_REQUESTED);
}
void
TermWindow::_NavigateTab(int32 index, int32 direction, bool move)
{
int32 count = fSessions.CountItems();
if (count <= 1 || index < 0 || index >= count)
return;
int32 newIndex = (index + direction + count) % count;
if (newIndex == index)
return;
if (move) {
// move the given tab to the new index
Session* session = (Session*)fSessions.RemoveItem(index);
fSessions.AddItem(session, newIndex);
fTabView->MoveTab(index, newIndex);
}
// activate the respective tab
fTabView->Select(newIndex);
}
TermViewContainerView*
TermWindow::_ActiveTermViewContainerView() const
{
return _TermViewContainerViewAt(fTabView->Selection());
}
TermViewContainerView*
TermWindow::_TermViewContainerViewAt(int32 index) const
{
if (Session* session = _SessionAt(index))
return session->containerView;
return NULL;
}
TermView*
TermWindow::_ActiveTermView() const
{
return _ActiveTermViewContainerView()->GetTermView();
}
TermView*
TermWindow::_TermViewAt(int32 index) const
{
TermViewContainerView* view = _TermViewContainerViewAt(index);
return view != NULL ? view->GetTermView() : NULL;
}
int32
TermWindow::_IndexOfTermView(TermView* termView) const
{
if (!termView)
return -1;
// find the view
int32 count = fTabView->CountTabs();
for (int32 i = count - 1; i >= 0; i--) {
if (termView == _TermViewAt(i))
return i;
}
return -1;
}
TermWindow::Session*
TermWindow::_SessionAt(int32 index) const
{
return (Session*)fSessions.ItemAt(index);
}
TermWindow::Session*
TermWindow::_SessionForID(const SessionID& sessionID) const
{
for (int32 i = 0; Session* session = _SessionAt(i); i++) {
if (session->id == sessionID)
return session;
}
return NULL;
}
int32
TermWindow::_IndexOfSession(Session* session) const
{
return fSessions.IndexOf(session);
}
void
TermWindow::_CheckChildren()
{
int32 count = fSessions.CountItems();
for (int32 i = count - 1; i >= 0; i--) {
Session* session = _SessionAt(i);
if (session->containerView->GetTermView()->CheckShellGone())
NotifyTermViewQuit(session->containerView->GetTermView(), 0);
}
}
void
TermWindow::Zoom(BPoint leftTop, float width, float height)
{
_ActiveTermView()->DisableResizeView();
BWindow::Zoom(leftTop, width, height);
}
void
TermWindow::FrameResized(float newWidth, float newHeight)
{
BWindow::FrameResized(newWidth, newHeight);
TermView* view = _ActiveTermView();
PrefHandler::Default()->setInt32(PREF_COLS, view->Columns());
PrefHandler::Default()->setInt32(PREF_ROWS, view->Rows());
}
void
TermWindow::WorkspacesChanged(uint32 oldWorkspaces, uint32 newWorkspaces)
{
fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
}
void
TermWindow::WorkspaceActivated(int32 workspace, bool state)
{
fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
}
void
TermWindow::Minimize(bool minimize)
{
BWindow::Minimize(minimize);
fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
}
void
TermWindow::TabSelected(SmartTabView* tabView, int32 index)
{
SessionChanged();
}
void
TermWindow::TabDoubleClicked(SmartTabView* tabView, BPoint point, int32 index)
{
if (index >= 0) {
// clicked on a tab -- open the title dialog
_OpenSetTabTitleDialog(index);
} else {
// not clicked on a tab -- create a new one
_NewTab();
}
}
void
TermWindow::TabMiddleClicked(SmartTabView* tabView, BPoint point, int32 index)
{
if (index >= 0)
_RemoveTab(index);
}
void
TermWindow::TabRightClicked(SmartTabView* tabView, BPoint point, int32 index)
{
if (index < 0)
return;
TermView* termView = _TermViewAt(index);
if (termView == NULL)
return;
BMessage* closeMessage = new BMessage(kCloseView);
_SessionAt(index)->id.AddToMessage(*closeMessage, "session");
BMessage* closeOthersMessage = new BMessage(kCloseOtherViews);
_SessionAt(index)->id.AddToMessage(*closeOthersMessage, "session");
BMessage* editTitleMessage = new BMessage(kEditTabTitle);
_SessionAt(index)->id.AddToMessage(*editTitleMessage, "session");
BPopUpMenu* popUpMenu = new BPopUpMenu("tab menu");
BLayoutBuilder::Menu<>(popUpMenu)
.AddItem(B_TRANSLATE("Close tab"), closeMessage)
.AddItem(B_TRANSLATE("Close other tabs"), closeOthersMessage)
.AddSeparator()
.AddItem(B_TRANSLATE("Edit tab title" B_UTF8_ELLIPSIS),
editTitleMessage)
;
popUpMenu->SetAsyncAutoDestruct(true);
popUpMenu->SetTargetForItems(BMessenger(this));
BPoint screenWhere = tabView->ConvertToScreen(point);
BRect mouseRect(screenWhere, screenWhere);
mouseRect.InsetBy(-4.0, -4.0);
popUpMenu->Go(screenWhere, true, true, mouseRect, true);
}
void
TermWindow::NotifyTermViewQuit(TermView* view, int32 reason)
{
// Since the notification can come from the view, we send a message to
// ourselves to avoid deleting the caller synchronously.
if (Session* session = _SessionAt(_IndexOfTermView(view))) {
BMessage message(kCloseView);
session->id.AddToMessage(message, "session");
message.AddInt32("reason", reason);
PostMessage(&message);
}
}
void
TermWindow::SetTermViewTitle(TermView* view, const char* title)
{
int32 index = _IndexOfTermView(view);
if (Session* session = _SessionAt(index)) {
session->title.pattern = title;
session->title.patternUserDefined = true;
_UpdateSessionTitle(index);
}
}
void
TermWindow::TitleChanged(SetTitleDialog* dialog, const BString& title,
bool titleUserDefined)
{
if (dialog == fSetTabTitleDialog) {
// tab title
BMessage message(kTabTitleChanged);
fSetTabTitleSession.AddToMessage(message, "session");
if (titleUserDefined)
message.AddString("title", title);
PostMessage(&message);
} else if (dialog == fSetWindowTitleDialog) {
// window title
BMessage message(kWindowTitleChanged);
if (titleUserDefined)
message.AddString("title", title);
PostMessage(&message);
}
}
void
TermWindow::SetTitleDialogDone(SetTitleDialog* dialog)
{
if (dialog == fSetTabTitleDialog) {
fSetTabTitleSession = SessionID();
fSetTabTitleDialog = NULL;
// assuming this is atomic
}
}
void
TermWindow::TerminalInfosUpdated(TerminalRoster* roster)
{
PostMessage(kUpdateSwitchTerminalsMenuItem);
}
void
TermWindow::PreviousTermView(TermView* view)
{
_NavigateTab(_IndexOfTermView(view), -1, false);
}
void
TermWindow::NextTermView(TermView* view)
{
_NavigateTab(_IndexOfTermView(view), 1, false);
}
void
TermWindow::_ResizeView(TermView *view)
{
float fontWidth, fontHeight;
view->GetFontSize(&fontWidth, &fontHeight);
float minimumHeight = -1;
if (fMenuBar != NULL)
minimumHeight += fMenuBar->Bounds().Height() + 1;
if (fTabView != NULL && fTabView->CountTabs() > 1)
minimumHeight += fTabView->TabHeight() + 1;
SetSizeLimits(MIN_COLS * fontWidth - 1, MAX_COLS * fontWidth - 1,
minimumHeight + MIN_ROWS * fontHeight - 1,
minimumHeight + MAX_ROWS * fontHeight - 1);
float width;
float height;
view->Parent()->GetPreferredSize(&width, &height);
width += B_V_SCROLL_BAR_WIDTH;
// NOTE: Width is one pixel too small, since the scroll view
// is one pixel wider than its parent.
if (fMenuBar != NULL)
height += fMenuBar->Bounds().Height() + 1;
if (fTabView != NULL && fTabView->CountTabs() > 1)
height += fTabView->TabHeight() + 1;
ResizeTo(width, height);
view->Invalidate();
}
/* static */ void
TermWindow::MakeWindowSizeMenu(BMenu* menu)
{
const int32 windowSizes[4][2] = {
{ 80, 25 },
{ 80, 40 },
{ 132, 25 },
{ 132, 40 }
};
const int32 sizeNum = sizeof(windowSizes) / sizeof(windowSizes[0]);
for (int32 i = 0; i < sizeNum; i++) {
char label[32];
int32 columns = windowSizes[i][0];
int32 rows = windowSizes[i][1];
snprintf(label, sizeof(label), "%" B_PRId32 "x%" B_PRId32, columns,
rows);
BMessage* message = new BMessage(MSG_COLS_CHANGED);
message->AddInt32("columns", columns);
message->AddInt32("rows", rows);
menu->AddItem(new BMenuItem(label, message));
}
}
/*static*/ BMenu*
TermWindow::_MakeFontSizeMenu(uint32 command, uint8 defaultSize)
{
BMenu* menu = new (std::nothrow) BMenu(B_TRANSLATE("Font size"));
if (menu == NULL)
return NULL;
int32 sizes[] = {
8, 9, 10, 11, 12, 14, 16, 18, 20, 22, 24, 28, 32, 36, 0
};
bool found = false;
for (uint32 i = 0; sizes[i]; i++) {
BString string;
string << sizes[i];
BMessage* message = new BMessage(command);
message->AddString("font_size", string);
BMenuItem* item = new BMenuItem(string.String(), message);
menu->AddItem(item);
if (sizes[i] == defaultSize) {
item->SetMarked(true);
found = true;
}
}
if (!found) {
for (uint32 i = 0; sizes[i]; i++) {
if (sizes[i] > defaultSize) {
BString string;
string << defaultSize;
BMessage* message = new BMessage(command);
message->AddString("font_size", string);
BMenuItem* item = new BMenuItem(string.String(), message);
item->SetMarked(true);
menu->AddItem(item, i);
break;
}
}
}
return menu;
}
void
TermWindow::_UpdateSwitchTerminalsMenuItem()
{
fSwitchTerminalsMenuItem->SetEnabled(_FindSwitchTerminalTarget() >= 0);
}
void
TermWindow::_TitleSettingsChanged()
{
if (!fTitle.patternUserDefined)
fTitle.pattern = PrefHandler::Default()->getString(PREF_WINDOW_TITLE);
fSessionTitlePattern = PrefHandler::Default()->getString(PREF_TAB_TITLE);
_UpdateTitles();
}
void
TermWindow::_UpdateTitles()
{
int32 sessionCount = fSessions.CountItems();
for (int32 i = 0; i < sessionCount; i++)
_UpdateSessionTitle(i);
}
void
TermWindow::_UpdateSessionTitle(int32 index)
{
Session* session = _SessionAt(index);
if (session == NULL)
return;
// get the shell and active process infos
ShellInfo shellInfo;
ActiveProcessInfo activeProcessInfo;
TermView* termView = _TermViewAt(index);
if (!termView->GetShellInfo(shellInfo)
|| !termView->GetActiveProcessInfo(activeProcessInfo)) {
return;
}
// evaluate the session title pattern
BString sessionTitlePattern = session->title.patternUserDefined
? session->title.pattern : fSessionTitlePattern;
TabTitlePlaceholderMapper tabMapper(shellInfo, activeProcessInfo,
session->index);
const BString& sessionTitle = PatternEvaluator::Evaluate(
sessionTitlePattern, tabMapper);
// set the tab title
if (sessionTitle != session->title.title) {
session->title.title = sessionTitle;
fTabView->TabAt(index)->SetLabel(session->title.title);
fTabView->Invalidate();
// Invalidate the complete tab view, since other tabs might change
// their positions.
}
// If this is the active tab, also recompute the window title.
if (index != fTabView->Selection())
return;
// evaluate the window title pattern
WindowTitlePlaceholderMapper windowMapper(shellInfo, activeProcessInfo,
fTerminalRoster.CountTerminals() > 1
? fTerminalRoster.ID() + 1 : 0, sessionTitle);
const BString& windowTitle = PatternEvaluator::Evaluate(fTitle.pattern,
windowMapper);
// set the window title
if (windowTitle != fTitle.title) {
fTitle.title = windowTitle;
SetTitle(fTitle.title);
}
}
void
TermWindow::_OpenSetTabTitleDialog(int32 index)
{
// If a dialog is active, finish it.
_FinishTitleDialog();
BString toolTip = BString(B_TRANSLATE(
"The pattern specifying the current tab title. The following "
"placeholders\n"
"can be used:\n")) << kTooTipSetTabTitlePlaceholders;
fSetTabTitleDialog = new SetTitleDialog(
B_TRANSLATE("Set tab title"), B_TRANSLATE("Tab title:"),
toolTip);
Session* session = _SessionAt(index);
bool userDefined = session->title.patternUserDefined;
const BString& title = userDefined
? session->title.pattern : fSessionTitlePattern;
fSetTabTitleSession = session->id;
// place the dialog window directly under the tab, but keep it on screen
BPoint location = fTabView->ConvertToScreen(
fTabView->TabFrame(index).LeftBottom() + BPoint(0, 1));
fSetTabTitleDialog->MoveTo(location);
_MoveWindowInScreen(fSetTabTitleDialog);
fSetTabTitleDialog->Go(title, userDefined, this);
}
void
TermWindow::_OpenSetWindowTitleDialog()
{
// If a dialog is active, finish it.
_FinishTitleDialog();
BString toolTip = BString(B_TRANSLATE(
"The pattern specifying the window title. The following placeholders\n"
"can be used:\n")) << kTooTipSetTabTitlePlaceholders;
fSetWindowTitleDialog = new SetTitleDialog(B_TRANSLATE("Set window title"),
B_TRANSLATE("Window title:"), toolTip);
// center the dialog in the window frame, but keep it on screen
fSetWindowTitleDialog->CenterIn(Frame());
_MoveWindowInScreen(fSetWindowTitleDialog);
fSetWindowTitleDialog->Go(fTitle.pattern, fTitle.patternUserDefined, this);
}
void
TermWindow::_FinishTitleDialog()
{
SetTitleDialog* oldDialog = fSetTabTitleDialog;
if (oldDialog != NULL && oldDialog->Lock()) {
// might have been unset in the meantime, so recheck
if (fSetTabTitleDialog == oldDialog) {
oldDialog->Finish();
// this also unsets the variables
}
oldDialog->Unlock();
return;
}
oldDialog = fSetWindowTitleDialog;
if (oldDialog != NULL && oldDialog->Lock()) {
// might have been unset in the meantime, so recheck
if (fSetWindowTitleDialog == oldDialog) {
oldDialog->Finish();
// this also unsets the variable
}
oldDialog->Unlock();
return;
}
}
void
TermWindow::_SwitchTerminal()
{
team_id teamID = _FindSwitchTerminalTarget();
if (teamID < 0)
return;
BMessenger app(TERM_SIGNATURE, teamID);
app.SendMessage(MSG_ACTIVATE_TERM);
}
team_id
TermWindow::_FindSwitchTerminalTarget()
{
AutoLocker<TerminalRoster> rosterLocker(fTerminalRoster);
team_id myTeamID = Team();
int32 numTerms = fTerminalRoster.CountTerminals();
if (numTerms <= 1)
return -1;
// Find our position in the Terminal teams.
int32 i;
for (i = 0; i < numTerms; i++) {
if (myTeamID == fTerminalRoster.TerminalAt(i)->team)
break;
}
if (i == numTerms) {
// we didn't find ourselves -- that shouldn't happen
return -1;
}
uint32 currentWorkspace = 1L << current_workspace();
while (true) {
if (--i < 0)
i = numTerms - 1;
const TerminalRoster::Info* info = fTerminalRoster.TerminalAt(i);
if (info->team == myTeamID) {
// That's ourselves again. We've run through the complete list.
return -1;
}
if (!info->minimized && (info->workspaces & currentWorkspace) != 0)
return info->team;
}
}
TermWindow::SessionID
TermWindow::_NewSessionID()
{
return fNextSessionID++;
}
int32
TermWindow::_NewSessionIndex()
{
for (int32 id = 1; ; id++) {
bool used = false;
for (int32 i = 0;
Session* session = _SessionAt(i); i++) {
if (id == session->index) {
used = true;
break;
}
}
if (!used)
return id;
}
}
void
TermWindow::_MoveWindowInScreen(BWindow* window)
{
BRect frame = window->Frame();
BSize screenSize(BScreen(window).Frame().Size());
window->MoveTo(BLayoutUtils::MoveIntoFrame(frame, screenSize).LeftTop());
}
void
TermWindow::_UpdateKeymap()
{
delete fKeymap;
delete[] fKeymapChars;
get_key_map(&fKeymap, &fKeymapChars);
for (int32 i = 0; i < fTabView->CountTabs(); i++) {
TermView* view = _TermViewAt(i);
view->SetKeymap(fKeymap, fKeymapChars);
}
}
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