1/*
2 * Copyright 2007-2015, Haiku, Inc. All rights reserved.
3 * Copyright (c) 2004 Daniel Furrer <assimil8or@users.sourceforge.net>
4 * Copyright (c) 2003-2004 Kian Duffy <myob@users.sourceforge.net>
5 * Copyright (C) 1998,99 Kazuho Okui and Takashi Murai.
6 *
7 * Distributed under the terms of the MIT license.
8 *
9 * Authors:
10 *		Kian Duffy, myob@users.sourceforge.net
11 *		Daniel Furrer, assimil8or@users.sourceforge.net
12 *		John Scipione, jscipione@gmail.com
13 *		Simon South, simon@simonsouth.net
14 *		Siarzhuk Zharski, zharik@gmx.li
15 */
16
17
18#include "TermWindow.h"
19
20#include <new>
21#include <stdio.h>
22#include <stdlib.h>
23#include <strings.h>
24#include <time.h>
25
26#include <Alert.h>
27#include <Application.h>
28#include <Catalog.h>
29#include <CharacterSet.h>
30#include <CharacterSetRoster.h>
31#include <Clipboard.h>
32#include <Dragger.h>
33#include <File.h>
34#include <FindDirectory.h>
35#include <Keymap.h>
36#include <LayoutBuilder.h>
37#include <LayoutUtils.h>
38#include <Locale.h>
39#include <Menu.h>
40#include <MenuBar.h>
41#include <MenuItem.h>
42#include <ObjectList.h>
43#include <Path.h>
44#include <PopUpMenu.h>
45#include <PrintJob.h>
46#include <Rect.h>
47#include <Roster.h>
48#include <Screen.h>
49#include <ScrollBar.h>
50#include <ScrollView.h>
51#include <String.h>
52#include <UnicodeChar.h>
53#include <UTF8.h>
54
55#include <AutoLocker.h>
56
57#include "ActiveProcessInfo.h"
58#include "Arguments.h"
59#include "AppearPrefView.h"
60#include "FindWindow.h"
61#include "Globals.h"
62#include "PrefWindow.h"
63#include "PrefHandler.h"
64#include "SetTitleDialog.h"
65#include "ShellParameters.h"
66#include "TermConst.h"
67#include "TermScrollView.h"
68#include "TitlePlaceholderMapper.h"
69
70
71const static int32 kTermViewOffset = 3;
72
73const static int32 kMinimumFontSize = 8;
74const static int32 kMaximumFontSize = 36;
75
76// messages constants
77static const uint32 kNewTab = 'NTab';
78static const uint32 kCloseView = 'ClVw';
79static const uint32 kCloseOtherViews = 'CloV';
80static const uint32 kIncreaseFontSize = 'InFs';
81static const uint32 kDecreaseFontSize = 'DcFs';
82static const uint32 kSetActiveTab = 'STab';
83static const uint32 kUpdateTitles = 'UPti';
84static const uint32 kEditTabTitle = 'ETti';
85static const uint32 kEditWindowTitle = 'EWti';
86static const uint32 kTabTitleChanged = 'TTch';
87static const uint32 kWindowTitleChanged = 'WTch';
88static const uint32 kUpdateSwitchTerminalsMenuItem = 'Ustm';
89
90using namespace BPrivate ; // BCharacterSet stuff
91
92#undef B_TRANSLATION_CONTEXT
93#define B_TRANSLATION_CONTEXT "Terminal TermWindow"
94
95// actually an arrow
96#define UTF8_ENTER "\xe2\x86\xb5"
97
98
99// #pragma mark - TermViewContainerView
100
101
102class TermViewContainerView : public BView {
103public:
104	TermViewContainerView(TermView* termView)
105		:
106		BView(BRect(), "term view container", B_FOLLOW_ALL, 0),
107		fTermView(termView)
108	{
109		termView->MoveTo(kTermViewOffset, kTermViewOffset);
110		BRect frame(termView->Frame());
111		ResizeTo(frame.right + kTermViewOffset, frame.bottom + kTermViewOffset);
112		AddChild(termView);
113	}
114
115	TermView* GetTermView() const	{ return fTermView; }
116
117	virtual void GetPreferredSize(float* _width, float* _height)
118	{
119		float width, height;
120		fTermView->GetPreferredSize(&width, &height);
121		*_width = width + 2 * kTermViewOffset;
122		*_height = height + 2 * kTermViewOffset;
123	}
124
125private:
126	TermView*	fTermView;
127};
128
129
130// #pragma mark - SessionID
131
132
133TermWindow::SessionID::SessionID(int32 id)
134	:
135	fID(id)
136{
137}
138
139
140TermWindow::SessionID::SessionID(const BMessage& message, const char* field)
141{
142	if (message.FindInt32(field, &fID) != B_OK)
143		fID = -1;
144}
145
146
147status_t
148TermWindow::SessionID::AddToMessage(BMessage& message, const char* field) const
149{
150	return message.AddInt32(field, fID);
151}
152
153
154// #pragma mark - Session
155
156
157struct TermWindow::Session {
158	SessionID				id;
159	int32					index;
160	Title					title;
161	TermViewContainerView*	containerView;
162
163	Session(SessionID id, int32 index, TermViewContainerView* containerView)
164		:
165		id(id),
166		index(index),
167		containerView(containerView)
168	{
169		title.title = B_TRANSLATE("Shell ");
170		title.title << index;
171		title.patternUserDefined = false;
172	}
173};
174
175
176// #pragma mark - TermWindow
177
178
179TermWindow::TermWindow(const BString& title, Arguments* args)
180	:
181	BWindow(BRect(0, 0, 0, 0), title, B_DOCUMENT_WINDOW,
182		B_CURRENT_WORKSPACE | B_QUIT_ON_WINDOW_CLOSE),
183	fTitleUpdateRunner(this, BMessage(kUpdateTitles), 1000000),
184	fNextSessionID(0),
185	fTabView(NULL),
186	fMenuBar(NULL),
187	fSwitchTerminalsMenuItem(NULL),
188	fEncodingMenu(NULL),
189	fPrintSettings(NULL),
190	fPrefWindow(NULL),
191	fFindPanel(NULL),
192	fSavedFrame(0, 0, -1, -1),
193	fSetWindowTitleDialog(NULL),
194	fSetTabTitleDialog(NULL),
195	fFindString(""),
196	fFindNextMenuItem(NULL),
197	fFindPreviousMenuItem(NULL),
198	fFindSelection(false),
199	fForwardSearch(false),
200	fMatchCase(false),
201	fMatchWord(false),
202	fFullScreen(false)
203{
204	// register this terminal
205	fTerminalRoster.Register(Team(), this);
206	fTerminalRoster.SetListener(this);
207	int32 id = fTerminalRoster.ID();
208
209	// fetch the current keymap
210	get_key_map(&fKeymap, &fKeymapChars);
211
212	// apply the title settings
213	fTitle.pattern = title;
214	if (fTitle.pattern.Length() == 0) {
215		fTitle.pattern = B_TRANSLATE_SYSTEM_NAME("Terminal");
216
217		if (id >= 0)
218			fTitle.pattern << " " << id + 1;
219
220		fTitle.patternUserDefined = false;
221	} else
222		fTitle.patternUserDefined = true;
223
224	fTitle.title = fTitle.pattern;
225	fTitle.pattern = title;
226
227	_TitleSettingsChanged();
228
229	// get the saved window position and workspaces
230	BRect frame;
231	uint32 workspaces;
232	if (_LoadWindowPosition(&frame, &workspaces) == B_OK) {
233		// make sure the window is still on screen
234		// (for example if there was a resolution change)
235		BRect screenFrame = BScreen(this).Frame();
236		if (frame.Width() <= screenFrame.Width()
237			&& frame.Height() <= screenFrame.Height())
238			ResizeTo(frame.Width(), frame.Height());
239
240		MoveTo(frame.LeftTop());
241		MoveOnScreen(B_MOVE_IF_PARTIALLY_OFFSCREEN);
242
243		SetWorkspaces(workspaces);
244	} else {
245		// use computed defaults
246		int row = id / 16;
247		int column = id % 16;
248		int x = (column * 16) + (row * 64) + 50;
249		int y = (column * 16) + 50;
250
251		MoveTo(x, y);
252	}
253
254	// init the GUI and add a tab
255	_InitWindow();
256	_AddTab(args);
257
258	// Announce our window as no longer minimized. That's not true, since it's
259	// still hidden at this point, but it will be shown very soon.
260	fTerminalRoster.SetWindowInfo(false, Workspaces());
261}
262
263
264TermWindow::~TermWindow()
265{
266	fTerminalRoster.Unregister();
267
268	_FinishTitleDialog();
269
270	if (fPrefWindow)
271		fPrefWindow->PostMessage(B_QUIT_REQUESTED);
272
273	if (fFindPanel && fFindPanel->Lock()) {
274		fFindPanel->Quit();
275		fFindPanel = NULL;
276	}
277
278	PrefHandler::DeleteDefault();
279
280	for (int32 i = 0; Session* session = _SessionAt(i); i++)
281		delete session;
282
283	delete fKeymap;
284	delete[] fKeymapChars;
285}
286
287
288void
289TermWindow::SessionChanged()
290{
291	_UpdateSessionTitle(fTabView->Selection());
292}
293
294
295void
296TermWindow::_InitWindow()
297{
298	// make menu bar
299	_SetupMenu();
300
301	// shortcuts to switch tabs
302	for (int32 i = 0; i < 9; i++) {
303		BMessage* message = new BMessage(kSetActiveTab);
304		message->AddInt32("index", i);
305		AddShortcut('1' + i, B_COMMAND_KEY, message);
306	}
307
308	AddShortcut(B_LEFT_ARROW, B_COMMAND_KEY | B_SHIFT_KEY,
309		new BMessage(MSG_MOVE_TAB_LEFT));
310	AddShortcut(B_RIGHT_ARROW, B_COMMAND_KEY | B_SHIFT_KEY,
311		new BMessage(MSG_MOVE_TAB_RIGHT));
312
313	BRect textFrame = Bounds();
314	textFrame.top = fMenuBar->Bounds().bottom + 1.0;
315
316	fTabView = new SmartTabView(textFrame, "tab view", B_WIDTH_FROM_LABEL);
317	fTabView->SetListener(this);
318	AddChild(fTabView);
319
320	// Make the scroll view one pixel wider than the tab view container view, so
321	// the scroll bar will look good.
322	fTabView->SetInsets(0, 0, -1, 0);
323}
324
325
326bool
327TermWindow::_CanClose(int32 index)
328{
329	bool warnOnExit = PrefHandler::Default()->getBool(PREF_WARN_ON_EXIT);
330
331	if (!warnOnExit)
332		return true;
333
334	uint32 busyProcessCount = 0;
335	BString busyProcessNames;
336		// all names, separated by "\n\t"
337
338	if (index != -1) {
339		ShellInfo shellInfo;
340		ActiveProcessInfo info;
341		TermView* termView = _TermViewAt(index);
342		if (termView->GetShellInfo(shellInfo)
343			&& termView->GetActiveProcessInfo(info)
344			&& (info.ID() != shellInfo.ProcessID()
345				|| !shellInfo.IsDefaultShell())) {
346			busyProcessCount++;
347			busyProcessNames = info.Name();
348		}
349	} else {
350		for (int32 i = 0; i < fSessions.CountItems(); i++) {
351			ShellInfo shellInfo;
352			ActiveProcessInfo info;
353			TermView* termView = _TermViewAt(i);
354			if (termView->GetShellInfo(shellInfo)
355				&& termView->GetActiveProcessInfo(info)
356				&& (info.ID() != shellInfo.ProcessID()
357					|| !shellInfo.IsDefaultShell())) {
358				if (++busyProcessCount > 1)
359					busyProcessNames << "\n\t";
360				busyProcessNames << info.Name();
361			}
362		}
363	}
364
365	if (busyProcessCount == 0)
366		return true;
367
368	BString alertMessage;
369	if (busyProcessCount == 1) {
370		// Only one pending process. Select the alert text depending on whether
371		// the terminal will be closed.
372		alertMessage = index == -1 || fSessions.CountItems() == 1
373			? B_TRANSLATE("The process \"%1\" is still running.\n"
374				"If you close the Terminal, the process will be killed.")
375			: B_TRANSLATE("The process \"%1\" is still running.\n"
376				"If you close the tab, the process will be killed.");
377	} else {
378		// multiple pending processes
379		alertMessage = B_TRANSLATE(
380			"The following processes are still running:\n\n"
381			"\t%1\n\n"
382			"If you close the Terminal, the processes will be killed.");
383	}
384
385	alertMessage.ReplaceFirst("%1", busyProcessNames);
386
387	BAlert* alert = new BAlert(B_TRANSLATE("Really close?"),
388		alertMessage, B_TRANSLATE("Close"), B_TRANSLATE("Cancel"), NULL,
389		B_WIDTH_AS_USUAL, B_WARNING_ALERT);
390	alert->SetShortcut(1, B_ESCAPE);
391	return alert->Go() == 0;
392}
393
394
395bool
396TermWindow::QuitRequested()
397{
398	_FinishTitleDialog();
399
400	if (!_CanClose(-1))
401		return false;
402
403	_SaveWindowPosition();
404
405	return BWindow::QuitRequested();
406}
407
408
409void
410TermWindow::MenusBeginning()
411{
412	TermView* view = _ActiveTermView();
413
414	// Syncronize Encode Menu Pop-up menu and Preference.
415	const BCharacterSet* charset
416		= BCharacterSetRoster::GetCharacterSetByConversionID(view->Encoding());
417	if (charset != NULL) {
418		BString name(charset->GetPrintName());
419		const char* mime = charset->GetMIMEName();
420		if (mime)
421			name << " (" << mime << ")";
422
423		BMenuItem* item = fEncodingMenu->FindItem(name);
424		if (item != NULL)
425			item->SetMarked(true);
426	}
427
428	BFont font;
429	view->GetTermFont(&font);
430
431	float size = font.Size();
432
433	fDecreaseFontSizeMenuItem->SetEnabled(size > kMinimumFontSize);
434	fIncreaseFontSizeMenuItem->SetEnabled(size < kMaximumFontSize);
435
436	BWindow::MenusBeginning();
437}
438
439
440/* static */ void
441TermWindow::MakeEncodingMenu(BMenu* menu)
442{
443	BCharacterSetRoster roster;
444	BCharacterSet charset;
445	while (roster.GetNextCharacterSet(&charset) == B_OK) {
446		int encoding = M_UTF8;
447		const char* mime = charset.GetMIMEName();
448		if (mime == NULL || strcasecmp(mime, "UTF-8") != 0)
449			encoding = charset.GetConversionID();
450
451		// filter out currently (???) not supported USC-2 and UTF-16
452		if (encoding == B_UTF16_CONVERSION || encoding == B_UNICODE_CONVERSION)
453			continue;
454
455		BString name(charset.GetPrintName());
456		if (mime)
457			name << " (" << mime << ")";
458
459		BMessage *message = new BMessage(MENU_ENCODING);
460		if (message != NULL) {
461			message->AddInt32("op", (int32)encoding);
462			menu->AddItem(new BMenuItem(name, message));
463		}
464	}
465
466	menu->SetRadioMode(true);
467}
468
469
470void
471TermWindow::_SetupMenu()
472{
473	fFontSizeMenu = _MakeFontSizeMenu(MSG_HALF_SIZE_CHANGED,
474		PrefHandler::Default()->getInt32(PREF_HALF_FONT_SIZE));
475	fIncreaseFontSizeMenuItem = new BMenuItem(B_TRANSLATE("Increase"),
476		new BMessage(kIncreaseFontSize), '+', B_COMMAND_KEY);
477	fDecreaseFontSizeMenuItem = new BMenuItem(B_TRANSLATE("Decrease"),
478		new BMessage(kDecreaseFontSize), '-', B_COMMAND_KEY);
479	fFontSizeMenu->AddSeparatorItem();
480	fFontSizeMenu->AddItem(fIncreaseFontSizeMenuItem);
481	fFontSizeMenu->AddItem(fDecreaseFontSizeMenuItem);
482
483	BMenu* windowSize = new(std::nothrow) BMenu(B_TRANSLATE("Window size"));
484	if (windowSize != NULL) {
485		MakeWindowSizeMenu(windowSize);
486		windowSize->AddSeparatorItem();
487		windowSize->AddItem(new BMenuItem(B_TRANSLATE("Full screen"),
488			new BMessage(FULLSCREEN), B_ENTER));
489	}
490
491	fEncodingMenu = new(std::nothrow) BMenu(B_TRANSLATE("Text encoding"));
492	if (fEncodingMenu != NULL)
493		MakeEncodingMenu(fEncodingMenu);
494
495	BLayoutBuilder::Menu<>(fMenuBar = new BMenuBar(Bounds(), "mbar"))
496		// Terminal
497		.AddMenu(B_TRANSLATE_COMMENT("Terminal", "The title for the main window"
498				" menubar entry related to terminal sessions"))
499			.AddItem(B_TRANSLATE("Switch Terminals"), MENU_SWITCH_TERM, B_TAB)
500				.GetItem(fSwitchTerminalsMenuItem)
501			.AddItem(B_TRANSLATE("New Terminal"), MENU_NEW_TERM, 'N')
502			.AddItem(B_TRANSLATE("New tab"), kNewTab, 'T')
503			.AddSeparator()
504			.AddItem(B_TRANSLATE("Page setup" B_UTF8_ELLIPSIS), MENU_PAGE_SETUP)
505			.AddItem(B_TRANSLATE("Print"), MENU_PRINT, 'P')
506			.AddSeparator()
507			.AddItem(B_TRANSLATE("Close window"), B_QUIT_REQUESTED, 'W',
508				B_SHIFT_KEY)
509			.AddItem(B_TRANSLATE("Close active tab"), kCloseView, 'W')
510			.AddItem(B_TRANSLATE("Quit"), B_QUIT_REQUESTED, 'Q')
511		.End()
512
513		// Edit
514		.AddMenu(B_TRANSLATE("Edit"))
515			.AddItem(B_TRANSLATE("Copy"), B_COPY, 'C')
516			.AddItem(B_TRANSLATE("Paste"), B_PASTE, 'V')
517			.AddSeparator()
518			.AddItem(B_TRANSLATE("Select all"), B_SELECT_ALL, 'A')
519			.AddItem(B_TRANSLATE("Clear all"), MENU_CLEAR_ALL, 'L')
520			.AddSeparator()
521			.AddItem(B_TRANSLATE("Find" B_UTF8_ELLIPSIS), MENU_FIND_STRING, 'F')
522			.AddItem(B_TRANSLATE("Find previous"), MENU_FIND_PREVIOUS, 'G',
523					B_SHIFT_KEY)
524				.GetItem(fFindPreviousMenuItem)
525				.SetEnabled(false)
526			.AddItem(B_TRANSLATE("Find next"), MENU_FIND_NEXT, 'G')
527				.GetItem(fFindNextMenuItem)
528				.SetEnabled(false)
529		.End()
530
531		// Settings
532		.AddMenu(B_TRANSLATE("Settings"))
533			.AddItem(B_TRANSLATE("Window title" B_UTF8_ELLIPSIS),
534				kEditWindowTitle)
535			.AddItem(windowSize)
536			.AddItem(fEncodingMenu)
537			.AddItem(fFontSizeMenu)
538			.AddItem(B_TRANSLATE("Save as default"), MSG_SAVE_AS_DEFAULT)
539			.AddSeparator()
540			.AddItem(B_TRANSLATE("Settings" B_UTF8_ELLIPSIS), MENU_PREF_OPEN)
541		.End();
542
543	AddChild(fMenuBar);
544
545	_UpdateSwitchTerminalsMenuItem();
546
547#ifdef USE_DEBUG_SNAPSHOTS
548	AddShortcut('S', B_COMMAND_KEY | B_CONTROL_KEY,
549		new BMessage(SHORTCUT_DEBUG_SNAPSHOTS));
550	AddShortcut('C', B_COMMAND_KEY | B_CONTROL_KEY,
551		new BMessage(SHORTCUT_DEBUG_CAPTURE));
552#endif
553
554	BKeymap keymap;
555	keymap.SetToCurrent();
556	BObjectList<const char> unmodified(3, true);
557	if (keymap.GetModifiedCharacters("+", B_SHIFT_KEY, 0, &unmodified)
558			== B_OK) {
559		int32 count = unmodified.CountItems();
560		for (int32 i = 0; i < count; i++) {
561			uint32 key = BUnicodeChar::FromUTF8(unmodified.ItemAt(i));
562			if (!HasShortcut(key, 0)) {
563				// Add semantic + shortcut, bug #7428
564				AddShortcut(key, B_COMMAND_KEY,
565					new BMessage(kIncreaseFontSize));
566			}
567		}
568	}
569	unmodified.MakeEmpty();
570}
571
572
573status_t
574TermWindow::_GetWindowPositionFile(BFile* file, uint32 openMode)
575{
576	BPath path;
577	status_t status = find_directory(B_USER_SETTINGS_DIRECTORY, &path, true);
578	if (status != B_OK)
579		return status;
580
581	status = path.Append("Terminal");
582	if (status != B_OK)
583		return status;
584
585	status = path.Append("Windows");
586	if (status != B_OK)
587		return status;
588
589	return file->SetTo(path.Path(), openMode);
590}
591
592
593status_t
594TermWindow::_LoadWindowPosition(BRect* frame, uint32* workspaces)
595{
596	status_t status;
597	BMessage position;
598
599	BFile file;
600	status = _GetWindowPositionFile(&file, B_READ_ONLY);
601	if (status != B_OK)
602		return status;
603
604	status = position.Unflatten(&file);
605
606	file.Unset();
607
608	if (status != B_OK)
609		return status;
610
611	int32 id = fTerminalRoster.ID();
612	status = position.FindRect("rect", id, frame);
613	if (status != B_OK)
614		return status;
615
616	int32 _workspaces;
617	status = position.FindInt32("workspaces", id, &_workspaces);
618	if (status != B_OK)
619		return status;
620	if (modifiers() & B_SHIFT_KEY)
621		*workspaces = _workspaces;
622	else
623		*workspaces = B_CURRENT_WORKSPACE;
624
625	return B_OK;
626}
627
628
629status_t
630TermWindow::_SaveWindowPosition()
631{
632	BFile file;
633	BMessage originalSettings;
634
635	// Read the settings file if it exists and is a valid BMessage.
636	status_t status = _GetWindowPositionFile(&file, B_READ_ONLY);
637	if (status == B_OK) {
638		status = originalSettings.Unflatten(&file);
639		file.Unset();
640
641		if (status != B_OK)
642			status = originalSettings.MakeEmpty();
643
644		if (status != B_OK)
645			return status;
646	}
647
648	// Replace the settings
649	int32 id = fTerminalRoster.ID();
650	BRect rect(Frame());
651	if (originalSettings.ReplaceRect("rect", id, rect) != B_OK)
652		originalSettings.AddRect("rect", rect);
653
654	int32 workspaces = Workspaces();
655	if (originalSettings.ReplaceInt32("workspaces", id, workspaces) != B_OK)
656		originalSettings.AddInt32("workspaces", workspaces);
657
658	// Resave the whole thing
659	status = _GetWindowPositionFile (&file,
660		B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE);
661	if (status != B_OK)
662		return status;
663
664	return originalSettings.Flatten(&file);
665}
666
667
668void
669TermWindow::_GetPreferredFont(BFont& font)
670{
671	// Default to be_fixed_font
672	font = be_fixed_font;
673
674	const char* family
675		= PrefHandler::Default()->getString(PREF_HALF_FONT_FAMILY);
676	const char* style
677		= PrefHandler::Default()->getString(PREF_HALF_FONT_STYLE);
678	const char* size = PrefHandler::Default()->getString(PREF_HALF_FONT_SIZE);
679
680	font.SetFamilyAndStyle(family, style);
681	font.SetSize(atoi(size));
682
683	// mark the font size menu item
684	for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
685		BMenuItem* item = fFontSizeMenu->ItemAt(i);
686		if (item == NULL)
687			continue;
688
689		item->SetMarked(false);
690		if (strcmp(item->Label(), size) == 0)
691			item->SetMarked(true);
692	}
693}
694
695
696void
697TermWindow::MessageReceived(BMessage *message)
698{
699	int32 encodingId;
700	bool findresult;
701
702	switch (message->what) {
703		case B_KEY_MAP_LOADED:
704			_UpdateKeymap();
705			break;
706
707		case B_COPY:
708			_ActiveTermView()->Copy(be_clipboard);
709			break;
710
711		case B_PASTE:
712			_ActiveTermView()->Paste(be_clipboard);
713			break;
714
715#ifdef USE_DEBUG_SNAPSHOTS
716		case SHORTCUT_DEBUG_SNAPSHOTS:
717			_ActiveTermView()->MakeDebugSnapshots();
718			break;
719
720		case SHORTCUT_DEBUG_CAPTURE:
721			_ActiveTermView()->StartStopDebugCapture();
722			break;
723#endif
724
725		case B_SELECT_ALL:
726			_ActiveTermView()->SelectAll();
727			break;
728
729		case MENU_CLEAR_ALL:
730			_ActiveTermView()->Clear();
731			break;
732
733		case MENU_SWITCH_TERM:
734			_SwitchTerminal();
735			break;
736
737		case MENU_NEW_TERM:
738		{
739			// Set our current working directory to that of the active tab, so
740			// that the new terminal and its shell inherit it.
741			// Note: That's a bit lame. We should rather fork() and change the
742			// CWD in the child, but since ATM there aren't any side effects of
743			// changing our CWD, we save ourselves the trouble.
744			ActiveProcessInfo activeProcessInfo;
745			if (_ActiveTermView()->GetActiveProcessInfo(activeProcessInfo))
746				chdir(activeProcessInfo.CurrentDirectory());
747
748			app_info info;
749			be_app->GetAppInfo(&info);
750
751			// try launching two different ways to work around possible problems
752			if (be_roster->Launch(&info.ref) != B_OK)
753				be_roster->Launch(TERM_SIGNATURE);
754			break;
755		}
756
757		case MENU_PREF_OPEN:
758			if (!fPrefWindow) {
759				fPrefWindow = new PrefWindow(this);
760			} else
761				fPrefWindow->Activate();
762			break;
763
764		case MSG_PREF_CLOSED:
765			fPrefWindow = NULL;
766			break;
767
768		case MSG_WINDOW_TITLE_SETTING_CHANGED:
769		case MSG_TAB_TITLE_SETTING_CHANGED:
770			_TitleSettingsChanged();
771			break;
772
773		case MENU_FIND_STRING:
774			if (fFindPanel == NULL) {
775				fFindPanel = new FindWindow(this, fFindString, fFindSelection,
776					fMatchWord, fMatchCase, fForwardSearch);
777
778				fFindPanel->CenterIn(Frame());
779				_MoveWindowInScreen(fFindPanel);
780				fFindPanel->Show();
781			} else
782				fFindPanel->Activate();
783			break;
784
785		case MSG_FIND:
786		{
787			fFindPanel->PostMessage(B_QUIT_REQUESTED);
788			message->FindBool("findselection", &fFindSelection);
789			if (!fFindSelection)
790				message->FindString("findstring", &fFindString);
791			else
792				_ActiveTermView()->GetSelection(fFindString);
793
794			if (fFindString.Length() == 0) {
795				const char* errorMsg = !fFindSelection
796					? B_TRANSLATE("No search string was entered.")
797					: B_TRANSLATE("Nothing is selected.");
798				BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
799					errorMsg, B_TRANSLATE("OK"), NULL, NULL,
800					B_WIDTH_AS_USUAL, B_WARNING_ALERT);
801				alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
802
803				alert->Go();
804				fFindPreviousMenuItem->SetEnabled(false);
805				fFindNextMenuItem->SetEnabled(false);
806				break;
807			}
808
809			message->FindBool("forwardsearch", &fForwardSearch);
810			message->FindBool("matchcase", &fMatchCase);
811			message->FindBool("matchword", &fMatchWord);
812			findresult = _ActiveTermView()->Find(fFindString, fForwardSearch,
813				fMatchCase, fMatchWord);
814
815			if (!findresult) {
816				BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
817					B_TRANSLATE("Text not found."),
818					B_TRANSLATE("OK"), NULL, NULL,
819					B_WIDTH_AS_USUAL, B_WARNING_ALERT);
820				alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
821				alert->Go();
822				fFindPreviousMenuItem->SetEnabled(false);
823				fFindNextMenuItem->SetEnabled(false);
824				break;
825			}
826
827			// Enable the menu items Find Next and Find Previous
828			fFindPreviousMenuItem->SetEnabled(true);
829			fFindNextMenuItem->SetEnabled(true);
830			break;
831		}
832
833		case MENU_FIND_NEXT:
834		case MENU_FIND_PREVIOUS:
835			findresult = _ActiveTermView()->Find(fFindString,
836				(message->what == MENU_FIND_NEXT) == fForwardSearch,
837				fMatchCase, fMatchWord);
838			if (!findresult) {
839				BAlert* alert = new BAlert(B_TRANSLATE("Find failed"),
840					B_TRANSLATE("Not found."), B_TRANSLATE("OK"),
841					NULL, NULL, B_WIDTH_AS_USUAL, B_WARNING_ALERT);
842				alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
843				alert->Go();
844			}
845			break;
846
847		case MSG_FIND_CLOSED:
848			fFindPanel = NULL;
849			break;
850
851		case MENU_ENCODING:
852			if (message->FindInt32("op", &encodingId) == B_OK)
853				_ActiveTermView()->SetEncoding(encodingId);
854			break;
855
856		case MSG_COLS_CHANGED:
857		{
858			int32 columns, rows;
859			if (message->FindInt32("columns", &columns) != B_OK
860				|| message->FindInt32("rows", &rows) != B_OK) {
861				break;
862			}
863
864			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
865				TermView* view = _TermViewAt(i);
866				view->SetTermSize(rows, columns, true);
867				_ResizeView(view);
868			}
869			break;
870		}
871
872		case MSG_BLINK_CURSOR_CHANGED:
873		{
874			bool blinkingCursor
875				= PrefHandler::Default()->getBool(PREF_BLINK_CURSOR);
876
877			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
878				TermView* view = _TermViewAt(i);
879				view->SwitchCursorBlinking(blinkingCursor);
880			}
881			break;
882		}
883
884		case MSG_HALF_FONT_CHANGED:
885		case MSG_FULL_FONT_CHANGED:
886		case MSG_ALLOW_BOLD_CHANGED:
887		{
888			BFont font;
889			_GetPreferredFont(font);
890			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
891				TermView* view = _TermViewAt(i);
892				view->SetTermFont(&font);
893				_ResizeView(view);
894			}
895			break;
896		}
897
898		case MSG_HALF_SIZE_CHANGED:
899		case MSG_FULL_SIZE_CHANGED:
900		{
901			const char* size = NULL;
902			if (message->FindString("font_size", &size) != B_OK)
903				break;
904
905			// mark the font size menu item
906			for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
907				BMenuItem* item = fFontSizeMenu->ItemAt(i);
908				if (item == NULL)
909					continue;
910
911				item->SetMarked(false);
912				if (strcmp(item->Label(), size) == 0)
913					item->SetMarked(true);
914			}
915
916			BFont font;
917			_ActiveTermView()->GetTermFont(&font);
918			font.SetSize(atoi(size));
919			PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE,
920				(int32)atoi(size));
921			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
922				TermView* view = _TermViewAt(i);
923				_TermViewAt(i)->SetTermFont(&font);
924				_ResizeView(view);
925			}
926			break;
927		}
928
929		case MSG_USE_OPTION_AS_META_CHANGED:
930		{
931			bool useOptionAsMetaKey
932				= PrefHandler::Default()->getBool(PREF_USE_OPTION_AS_META);
933
934			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
935				TermView* view = _TermViewAt(i);
936				view->SetUseOptionAsMetaKey(useOptionAsMetaKey);
937			}
938			break;
939		}
940
941		case FULLSCREEN:
942			if (!fSavedFrame.IsValid()) { // go fullscreen
943				_ActiveTermView()->DisableResizeView();
944				float mbHeight = fMenuBar->Bounds().Height() + 1;
945				fSavedFrame = Frame();
946				BScreen screen(this);
947
948				for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--)
949					_TermViewAt(i)->ScrollBar()->ResizeBy(0,
950						(B_H_SCROLL_BAR_HEIGHT - 1));
951
952				fMenuBar->Hide();
953				fTabView->ResizeBy(0, mbHeight);
954				fTabView->MoveBy(0, -mbHeight);
955				fSavedLook = Look();
956				// done before ResizeTo to work around a Dano bug
957				// (not erasing the decor)
958				SetLook(B_NO_BORDER_WINDOW_LOOK);
959				ResizeTo(screen.Frame().Width() + 1, screen.Frame().Height() + 1);
960				MoveTo(screen.Frame().left, screen.Frame().top);
961				SetFlags(Flags() | (B_NOT_RESIZABLE | B_NOT_MOVABLE));
962				fFullScreen = true;
963			} else { // exit fullscreen
964				_ActiveTermView()->DisableResizeView();
965				float mbHeight = fMenuBar->Bounds().Height() + 1;
966				fMenuBar->Show();
967
968				for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--)
969					_TermViewAt(i)->ScrollBar()->ResizeBy(0,
970						-(B_H_SCROLL_BAR_HEIGHT - 1));
971
972				ResizeTo(fSavedFrame.Width(), fSavedFrame.Height());
973				MoveTo(fSavedFrame.left, fSavedFrame.top);
974				fTabView->ResizeBy(0, -mbHeight);
975				fTabView->MoveBy(0, mbHeight);
976				SetLook(fSavedLook);
977				fSavedFrame = BRect(0, 0, -1, -1);
978				SetFlags(Flags() & ~(B_NOT_RESIZABLE | B_NOT_MOVABLE));
979				fFullScreen = false;
980			}
981			break;
982
983		case MSG_FONT_CHANGED:
984			PostMessage(MSG_HALF_FONT_CHANGED);
985			break;
986
987		case MSG_COLOR_CHANGED:
988		case MSG_COLOR_SCHEME_CHANGED:
989		{
990			for (int32 i = fTabView->CountTabs() - 1; i >= 0; i--) {
991				TermViewContainerView* container = _TermViewContainerViewAt(i);
992				_SetTermColors(container);
993				container->Invalidate();
994			}
995			_ActiveTermView()->Invalidate();
996			break;
997		}
998		case MSG_SAVE_AS_DEFAULT:
999		{
1000			BPath path;
1001			if (PrefHandler::GetDefaultPath(path) == B_OK) {
1002				PrefHandler::Default()->SaveAsText(path.Path(),
1003					PREFFILE_MIMETYPE);
1004			}
1005			break;
1006		}
1007
1008		case MENU_PAGE_SETUP:
1009			_DoPageSetup();
1010			break;
1011
1012		case MENU_PRINT:
1013			_DoPrint();
1014			break;
1015
1016		case MSG_CHECK_CHILDREN:
1017			_CheckChildren();
1018			break;
1019
1020		case MSG_MOVE_TAB_LEFT:
1021		case MSG_MOVE_TAB_RIGHT:
1022			_NavigateTab(_IndexOfTermView(_ActiveTermView()),
1023				message->what == MSG_MOVE_TAB_LEFT ? -1 : 1, true);
1024			break;
1025
1026		case kTabTitleChanged:
1027		{
1028			// tab title changed message from SetTitleDialog
1029			SessionID sessionID(*message, "session");
1030			if (Session* session = _SessionForID(sessionID)) {
1031				BString title;
1032				if (message->FindString("title", &title) == B_OK) {
1033					session->title.pattern = title;
1034					session->title.patternUserDefined = true;
1035				} else {
1036					session->title.pattern.Truncate(0);
1037					session->title.patternUserDefined = false;
1038				}
1039				_UpdateSessionTitle(_IndexOfSession(session));
1040			}
1041			break;
1042		}
1043
1044		case kWindowTitleChanged:
1045		{
1046			// window title changed message from SetTitleDialog
1047			BString title;
1048			if (message->FindString("title", &title) == B_OK) {
1049				fTitle.pattern = title;
1050				fTitle.patternUserDefined = true;
1051			} else {
1052				fTitle.pattern
1053					= PrefHandler::Default()->getString(PREF_WINDOW_TITLE);
1054				fTitle.patternUserDefined = false;
1055			}
1056
1057			_UpdateSessionTitle(fTabView->Selection());
1058				// updates the window title as a side effect
1059
1060			break;
1061		}
1062
1063		case kSetActiveTab:
1064		{
1065			int32 index;
1066			if (message->FindInt32("index", &index) == B_OK
1067					&& index >= 0 && index < fSessions.CountItems()) {
1068				fTabView->Select(index);
1069			}
1070			break;
1071		}
1072
1073		case kNewTab:
1074			_NewTab();
1075			break;
1076
1077		case kCloseView:
1078		{
1079			int32 index = -1;
1080			SessionID sessionID(*message, "session");
1081			if (sessionID.IsValid()) {
1082				if (Session* session = _SessionForID(sessionID))
1083					index = _IndexOfSession(session);
1084			} else
1085				index = _IndexOfTermView(_ActiveTermView());
1086
1087			if (index >= 0)
1088				_RemoveTab(index);
1089
1090			break;
1091		}
1092
1093		case kCloseOtherViews:
1094		{
1095			Session* session = _SessionForID(SessionID(*message, "session"));
1096			if (session == NULL)
1097				break;
1098
1099			int32 count = fSessions.CountItems();
1100			for (int32 i = count - 1; i >= 0; i--) {
1101				if (_SessionAt(i) != session)
1102					_RemoveTab(i);
1103			}
1104
1105			break;
1106		}
1107
1108		case kIncreaseFontSize:
1109		case kDecreaseFontSize:
1110		{
1111			BFont font;
1112			_ActiveTermView()->GetTermFont(&font);
1113			float size = font.Size();
1114
1115			if (message->what == kIncreaseFontSize) {
1116				if (size < 12)
1117					size += 1;
1118				else if (size < 24)
1119					size += 2;
1120				else
1121					size += 4;
1122			} else {
1123				if (size <= 12)
1124					size -= 1;
1125				else if (size <= 24)
1126					size -= 2;
1127				else
1128					size -= 4;
1129			}
1130
1131			// constrain the font size
1132			if (size < kMinimumFontSize)
1133				size = kMinimumFontSize;
1134			if (size > kMaximumFontSize)
1135				size = kMaximumFontSize;
1136
1137			// mark the font size menu item
1138			for (int32 i = 0; i < fFontSizeMenu->CountItems(); i++) {
1139				BMenuItem* item = fFontSizeMenu->ItemAt(i);
1140				if (item == NULL)
1141					continue;
1142
1143				item->SetMarked(false);
1144				if (atoi(item->Label()) == size)
1145					item->SetMarked(true);
1146			}
1147
1148			font.SetSize(size);
1149			PrefHandler::Default()->setInt32(PREF_HALF_FONT_SIZE, (int32)size);
1150			for (int32 i = 0; i < fTabView->CountTabs(); i++) {
1151				TermView* view = _TermViewAt(i);
1152				_TermViewAt(i)->SetTermFont(&font);
1153				_ResizeView(view);
1154			}
1155			break;
1156		}
1157
1158		case kUpdateTitles:
1159			_UpdateTitles();
1160			break;
1161
1162		case kEditTabTitle:
1163		{
1164			SessionID sessionID(*message, "session");
1165			if (Session* session = _SessionForID(sessionID))
1166				_OpenSetTabTitleDialog(_IndexOfSession(session));
1167			break;
1168		}
1169
1170		case kEditWindowTitle:
1171			_OpenSetWindowTitleDialog();
1172			break;
1173
1174		case kUpdateSwitchTerminalsMenuItem:
1175			_UpdateSwitchTerminalsMenuItem();
1176			break;
1177
1178		default:
1179			BWindow::MessageReceived(message);
1180			break;
1181	}
1182}
1183
1184
1185void
1186TermWindow::WindowActivated(bool activated)
1187{
1188	if (activated)
1189		_UpdateSwitchTerminalsMenuItem();
1190}
1191
1192
1193void
1194TermWindow::_SetTermColors(TermViewContainerView* containerView)
1195{
1196	PrefHandler* handler = PrefHandler::Default();
1197	rgb_color background = handler->getRGB(PREF_TEXT_BACK_COLOR);
1198
1199	containerView->SetViewColor(background);
1200
1201	TermView *termView = containerView->GetTermView();
1202	termView->SetTextColor(handler->getRGB(PREF_TEXT_FORE_COLOR), background);
1203
1204	termView->SetCursorColor(handler->getRGB(PREF_CURSOR_FORE_COLOR),
1205		handler->getRGB(PREF_CURSOR_BACK_COLOR));
1206	termView->SetSelectColor(handler->getRGB(PREF_SELECT_FORE_COLOR),
1207		handler->getRGB(PREF_SELECT_BACK_COLOR));
1208}
1209
1210
1211status_t
1212TermWindow::_DoPageSetup()
1213{
1214	BPrintJob job("PageSetup");
1215
1216	// display the page configure panel
1217	status_t status = job.ConfigPage();
1218
1219	// save a pointer to the settings
1220	fPrintSettings = job.Settings();
1221
1222	return status;
1223}
1224
1225
1226void
1227TermWindow::_DoPrint()
1228{
1229	BPrintJob job("Print");
1230	if (fPrintSettings)
1231		job.SetSettings(new BMessage(*fPrintSettings));
1232
1233	if (job.ConfigJob() != B_OK)
1234		return;
1235
1236	BRect pageRect = job.PrintableRect();
1237	BRect curPageRect = pageRect;
1238
1239	int pHeight = (int)pageRect.Height();
1240	int pWidth = (int)pageRect.Width();
1241	float w, h;
1242	_ActiveTermView()->GetFrameSize(&w, &h);
1243	int xPages = (int)ceil(w / pWidth);
1244	int yPages = (int)ceil(h / pHeight);
1245
1246	job.BeginJob();
1247
1248	// loop through and draw each page, and write to spool
1249	for (int x = 0; x < xPages; x++) {
1250		for (int y = 0; y < yPages; y++) {
1251			curPageRect.OffsetTo(x * pWidth, y * pHeight);
1252			job.DrawView(_ActiveTermView(), curPageRect, B_ORIGIN);
1253			job.SpoolPage();
1254
1255			if (!job.CanContinue()) {
1256				// It is likely that the only way that the job was cancelled is
1257				// because the user hit 'Cancel' in the page setup window, in
1258				// which case, the user does *not* need to be told that it was
1259				// cancelled.
1260				// He/she will simply expect that it was done.
1261				return;
1262			}
1263		}
1264	}
1265
1266	job.CommitJob();
1267}
1268
1269
1270void
1271TermWindow::_NewTab()
1272{
1273	ActiveProcessInfo info;
1274	if (_ActiveTermView()->GetActiveProcessInfo(info))
1275		_AddTab(NULL, info.CurrentDirectory());
1276	else
1277		_AddTab(NULL);
1278}
1279
1280
1281void
1282TermWindow::_AddTab(Arguments* args, const BString& currentDirectory)
1283{
1284	int argc = 0;
1285	const char* const* argv = NULL;
1286	if (args != NULL)
1287		args->GetShellArguments(argc, argv);
1288	ShellParameters shellParameters(argc, argv, currentDirectory);
1289
1290	try {
1291		TermView* view = new TermView(
1292			PrefHandler::Default()->getInt32(PREF_ROWS),
1293			PrefHandler::Default()->getInt32(PREF_COLS),
1294			shellParameters,
1295			PrefHandler::Default()->getInt32(PREF_HISTORY_SIZE));
1296		view->SetListener(this);
1297
1298		TermViewContainerView* containerView = new TermViewContainerView(view);
1299		BScrollView* scrollView = new TermScrollView("scrollView",
1300			containerView, view, fSessions.IsEmpty());
1301		if (!fFullScreen)
1302			scrollView->ScrollBar(B_VERTICAL)
1303				->ResizeBy(0, -(B_H_SCROLL_BAR_HEIGHT - 1));
1304
1305		if (fSessions.IsEmpty())
1306			fTabView->SetScrollView(scrollView);
1307
1308		Session* session = new Session(_NewSessionID(), _NewSessionIndex(),
1309			containerView);
1310		fSessions.AddItem(session);
1311
1312		BFont font;
1313		_GetPreferredFont(font);
1314		view->SetTermFont(&font);
1315
1316		float width, height;
1317		view->GetFontSize(&width, &height);
1318
1319		float minimumHeight = -1;
1320		if (fMenuBar != NULL)
1321			minimumHeight += fMenuBar->Bounds().Height() + 1;
1322
1323		if (fTabView != NULL && fTabView->CountTabs() > 0)
1324			minimumHeight += fTabView->TabHeight() + 1;
1325
1326		SetSizeLimits(MIN_COLS * width - 1, MAX_COLS * width - 1,
1327			minimumHeight + MIN_ROWS * height - 1,
1328			minimumHeight + MAX_ROWS * height - 1);
1329			// TODO: The size limit computation is apparently broken, since
1330			// the terminal can be resized smaller than MIN_ROWS/MIN_COLS!
1331
1332		// If it's the first time we're called, setup the window
1333		if (fTabView != NULL && fTabView->CountTabs() == 0) {
1334			float viewWidth, viewHeight;
1335			containerView->GetPreferredSize(&viewWidth, &viewHeight);
1336
1337			// Resize Window
1338			ResizeTo(viewWidth + B_V_SCROLL_BAR_WIDTH,
1339				viewHeight + fMenuBar->Bounds().Height() + 1);
1340				// NOTE: Width is one pixel too small, since the scroll view
1341				// is one pixel wider than its parent.
1342		}
1343
1344		BTab* tab = new BTab;
1345		fTabView->AddTab(scrollView, tab);
1346		view->SetScrollBar(scrollView->ScrollBar(B_VERTICAL));
1347		view->SetMouseClipboard(gMouseClipboard);
1348
1349		const BCharacterSet* charset
1350			= BCharacterSetRoster::FindCharacterSetByName(
1351				PrefHandler::Default()->getString(PREF_TEXT_ENCODING));
1352		if (charset != NULL)
1353			view->SetEncoding(charset->GetConversionID());
1354
1355		view->SetKeymap(fKeymap, fKeymapChars);
1356		view->SetUseOptionAsMetaKey(
1357			PrefHandler::Default()->getBool(PREF_USE_OPTION_AS_META));
1358
1359		_SetTermColors(containerView);
1360
1361		int32 tabIndex = fTabView->CountTabs() - 1;
1362		fTabView->Select(tabIndex);
1363
1364		_UpdateSessionTitle(tabIndex);
1365	} catch (...) {
1366		// most probably out of memory. That's bad.
1367		// TODO: Should cleanup, I guess
1368
1369		// Quit the application if we don't have a shell already
1370		if (fTabView->CountTabs() == 0) {
1371			fprintf(stderr, "Terminal couldn't open a shell\n");
1372			PostMessage(B_QUIT_REQUESTED);
1373		}
1374	}
1375}
1376
1377
1378void
1379TermWindow::_RemoveTab(int32 index)
1380{
1381	_FinishTitleDialog();
1382		// always close to avoid confusion
1383
1384	if (fSessions.CountItems() > 1) {
1385		if (!_CanClose(index))
1386			return;
1387		if (Session* session = (Session*)fSessions.RemoveItem(index)) {
1388			if (fSessions.CountItems() == 1) {
1389				fTabView->SetScrollView(dynamic_cast<BScrollView*>(
1390					_SessionAt(0)->containerView->Parent()));
1391			}
1392
1393			delete session;
1394			delete fTabView->RemoveTab(index);
1395		}
1396	} else
1397		PostMessage(B_QUIT_REQUESTED);
1398}
1399
1400
1401void
1402TermWindow::_NavigateTab(int32 index, int32 direction, bool move)
1403{
1404	int32 count = fSessions.CountItems();
1405	if (count <= 1 || index < 0 || index >= count)
1406		return;
1407
1408	int32 newIndex = (index + direction + count) % count;
1409	if (newIndex == index)
1410		return;
1411
1412	if (move) {
1413		// move the given tab to the new index
1414		Session* session = (Session*)fSessions.RemoveItem(index);
1415		fSessions.AddItem(session, newIndex);
1416		fTabView->MoveTab(index, newIndex);
1417	}
1418
1419	// activate the respective tab
1420	fTabView->Select(newIndex);
1421}
1422
1423
1424TermViewContainerView*
1425TermWindow::_ActiveTermViewContainerView() const
1426{
1427	return _TermViewContainerViewAt(fTabView->Selection());
1428}
1429
1430
1431TermViewContainerView*
1432TermWindow::_TermViewContainerViewAt(int32 index) const
1433{
1434	if (Session* session = _SessionAt(index))
1435		return session->containerView;
1436	return NULL;
1437}
1438
1439
1440TermView*
1441TermWindow::_ActiveTermView() const
1442{
1443	return _ActiveTermViewContainerView()->GetTermView();
1444}
1445
1446
1447TermView*
1448TermWindow::_TermViewAt(int32 index) const
1449{
1450	TermViewContainerView* view = _TermViewContainerViewAt(index);
1451	return view != NULL ? view->GetTermView() : NULL;
1452}
1453
1454
1455int32
1456TermWindow::_IndexOfTermView(TermView* termView) const
1457{
1458	if (!termView)
1459		return -1;
1460
1461	// find the view
1462	int32 count = fTabView->CountTabs();
1463	for (int32 i = count - 1; i >= 0; i--) {
1464		if (termView == _TermViewAt(i))
1465			return i;
1466	}
1467
1468	return -1;
1469}
1470
1471
1472TermWindow::Session*
1473TermWindow::_SessionAt(int32 index) const
1474{
1475	return (Session*)fSessions.ItemAt(index);
1476}
1477
1478
1479TermWindow::Session*
1480TermWindow::_SessionForID(const SessionID& sessionID) const
1481{
1482	for (int32 i = 0; Session* session = _SessionAt(i); i++) {
1483		if (session->id == sessionID)
1484			return session;
1485	}
1486
1487	return NULL;
1488}
1489
1490
1491int32
1492TermWindow::_IndexOfSession(Session* session) const
1493{
1494	return fSessions.IndexOf(session);
1495}
1496
1497
1498void
1499TermWindow::_CheckChildren()
1500{
1501	int32 count = fSessions.CountItems();
1502	for (int32 i = count - 1; i >= 0; i--) {
1503		Session* session = _SessionAt(i);
1504		if (session->containerView->GetTermView()->CheckShellGone())
1505			NotifyTermViewQuit(session->containerView->GetTermView(), 0);
1506	}
1507}
1508
1509
1510void
1511TermWindow::Zoom(BPoint leftTop, float width, float height)
1512{
1513	_ActiveTermView()->DisableResizeView();
1514	BWindow::Zoom(leftTop, width, height);
1515}
1516
1517
1518void
1519TermWindow::FrameResized(float newWidth, float newHeight)
1520{
1521	BWindow::FrameResized(newWidth, newHeight);
1522
1523	TermView* view = _ActiveTermView();
1524	PrefHandler::Default()->setInt32(PREF_COLS, view->Columns());
1525	PrefHandler::Default()->setInt32(PREF_ROWS, view->Rows());
1526}
1527
1528
1529void
1530TermWindow::WorkspacesChanged(uint32 oldWorkspaces, uint32 newWorkspaces)
1531{
1532	fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
1533}
1534
1535
1536void
1537TermWindow::WorkspaceActivated(int32 workspace, bool state)
1538{
1539	fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
1540}
1541
1542
1543void
1544TermWindow::Minimize(bool minimize)
1545{
1546	BWindow::Minimize(minimize);
1547	fTerminalRoster.SetWindowInfo(IsMinimized(), Workspaces());
1548}
1549
1550
1551void
1552TermWindow::TabSelected(SmartTabView* tabView, int32 index)
1553{
1554	SessionChanged();
1555}
1556
1557
1558void
1559TermWindow::TabDoubleClicked(SmartTabView* tabView, BPoint point, int32 index)
1560{
1561	if (index >= 0) {
1562		// clicked on a tab -- open the title dialog
1563		_OpenSetTabTitleDialog(index);
1564	} else {
1565		// not clicked on a tab -- create a new one
1566		_NewTab();
1567	}
1568}
1569
1570
1571void
1572TermWindow::TabMiddleClicked(SmartTabView* tabView, BPoint point, int32 index)
1573{
1574	if (index >= 0)
1575		_RemoveTab(index);
1576}
1577
1578
1579void
1580TermWindow::TabRightClicked(SmartTabView* tabView, BPoint point, int32 index)
1581{
1582	if (index < 0)
1583		return;
1584
1585	TermView* termView = _TermViewAt(index);
1586	if (termView == NULL)
1587		return;
1588
1589	BMessage* closeMessage = new BMessage(kCloseView);
1590	_SessionAt(index)->id.AddToMessage(*closeMessage, "session");
1591
1592	BMessage* closeOthersMessage = new BMessage(kCloseOtherViews);
1593	_SessionAt(index)->id.AddToMessage(*closeOthersMessage, "session");
1594
1595	BMessage* editTitleMessage = new BMessage(kEditTabTitle);
1596	_SessionAt(index)->id.AddToMessage(*editTitleMessage, "session");
1597
1598	BPopUpMenu* popUpMenu = new BPopUpMenu("tab menu");
1599	BLayoutBuilder::Menu<>(popUpMenu)
1600		.AddItem(B_TRANSLATE("Close tab"), closeMessage)
1601		.AddItem(B_TRANSLATE("Close other tabs"), closeOthersMessage)
1602		.AddSeparator()
1603		.AddItem(B_TRANSLATE("Edit tab title" B_UTF8_ELLIPSIS),
1604			editTitleMessage)
1605	;
1606
1607	popUpMenu->SetAsyncAutoDestruct(true);
1608	popUpMenu->SetTargetForItems(BMessenger(this));
1609
1610	BPoint screenWhere = tabView->ConvertToScreen(point);
1611	BRect mouseRect(screenWhere, screenWhere);
1612	mouseRect.InsetBy(-4.0, -4.0);
1613	popUpMenu->Go(screenWhere, true, true, mouseRect, true);
1614}
1615
1616
1617void
1618TermWindow::NotifyTermViewQuit(TermView* view, int32 reason)
1619{
1620	// Since the notification can come from the view, we send a message to
1621	// ourselves to avoid deleting the caller synchronously.
1622	if (Session* session = _SessionAt(_IndexOfTermView(view))) {
1623		BMessage message(kCloseView);
1624		session->id.AddToMessage(message, "session");
1625		message.AddInt32("reason", reason);
1626		PostMessage(&message);
1627	}
1628}
1629
1630
1631void
1632TermWindow::SetTermViewTitle(TermView* view, const char* title)
1633{
1634	int32 index = _IndexOfTermView(view);
1635	if (Session* session = _SessionAt(index)) {
1636		session->title.pattern = title;
1637		session->title.patternUserDefined = true;
1638		_UpdateSessionTitle(index);
1639	}
1640}
1641
1642
1643void
1644TermWindow::TitleChanged(SetTitleDialog* dialog, const BString& title,
1645	bool titleUserDefined)
1646{
1647	if (dialog == fSetTabTitleDialog) {
1648		// tab title
1649		BMessage message(kTabTitleChanged);
1650		fSetTabTitleSession.AddToMessage(message, "session");
1651		if (titleUserDefined)
1652			message.AddString("title", title);
1653
1654		PostMessage(&message);
1655	} else if (dialog == fSetWindowTitleDialog) {
1656		// window title
1657		BMessage message(kWindowTitleChanged);
1658		if (titleUserDefined)
1659			message.AddString("title", title);
1660
1661		PostMessage(&message);
1662	}
1663}
1664
1665
1666void
1667TermWindow::SetTitleDialogDone(SetTitleDialog* dialog)
1668{
1669	if (dialog == fSetTabTitleDialog) {
1670		fSetTabTitleSession = SessionID();
1671		fSetTabTitleDialog = NULL;
1672			// assuming this is atomic
1673	}
1674}
1675
1676
1677void
1678TermWindow::TerminalInfosUpdated(TerminalRoster* roster)
1679{
1680	PostMessage(kUpdateSwitchTerminalsMenuItem);
1681}
1682
1683
1684void
1685TermWindow::PreviousTermView(TermView* view)
1686{
1687	_NavigateTab(_IndexOfTermView(view), -1, false);
1688}
1689
1690
1691void
1692TermWindow::NextTermView(TermView* view)
1693{
1694	_NavigateTab(_IndexOfTermView(view), 1, false);
1695}
1696
1697
1698void
1699TermWindow::_ResizeView(TermView *view)
1700{
1701	float fontWidth, fontHeight;
1702	view->GetFontSize(&fontWidth, &fontHeight);
1703
1704	float minimumHeight = -1;
1705	if (fMenuBar != NULL)
1706		minimumHeight += fMenuBar->Bounds().Height() + 1;
1707
1708	if (fTabView != NULL && fTabView->CountTabs() > 1)
1709		minimumHeight += fTabView->TabHeight() + 1;
1710
1711	SetSizeLimits(MIN_COLS * fontWidth - 1, MAX_COLS * fontWidth - 1,
1712		minimumHeight + MIN_ROWS * fontHeight - 1,
1713		minimumHeight + MAX_ROWS * fontHeight - 1);
1714
1715	float width;
1716	float height;
1717	view->Parent()->GetPreferredSize(&width, &height);
1718
1719	width += B_V_SCROLL_BAR_WIDTH;
1720		// NOTE: Width is one pixel too small, since the scroll view
1721		// is one pixel wider than its parent.
1722	if (fMenuBar != NULL)
1723		height += fMenuBar->Bounds().Height() + 1;
1724	if (fTabView != NULL && fTabView->CountTabs() > 1)
1725		height += fTabView->TabHeight() + 1;
1726
1727	ResizeTo(width, height);
1728	view->Invalidate();
1729}
1730
1731
1732/* static */ void
1733TermWindow::MakeWindowSizeMenu(BMenu* menu)
1734{
1735	const int32 windowSizes[4][2] = {
1736		{ 80, 25 },
1737		{ 80, 40 },
1738		{ 132, 25 },
1739		{ 132, 40 }
1740	};
1741
1742	const int32 sizeNum = sizeof(windowSizes) / sizeof(windowSizes[0]);
1743	for (int32 i = 0; i < sizeNum; i++) {
1744		char label[32];
1745		int32 columns = windowSizes[i][0];
1746		int32 rows = windowSizes[i][1];
1747		snprintf(label, sizeof(label), "%" B_PRId32 "x%" B_PRId32, columns,
1748			rows);
1749		BMessage* message = new BMessage(MSG_COLS_CHANGED);
1750		message->AddInt32("columns", columns);
1751		message->AddInt32("rows", rows);
1752		menu->AddItem(new BMenuItem(label, message));
1753	}
1754}
1755
1756
1757/*static*/ BMenu*
1758TermWindow::_MakeFontSizeMenu(uint32 command, uint8 defaultSize)
1759{
1760	BMenu* menu = new (std::nothrow) BMenu(B_TRANSLATE("Font size"));
1761	if (menu == NULL)
1762		return NULL;
1763
1764	int32 sizes[] = {
1765		8, 9, 10, 11, 12, 14, 16, 18, 20, 22, 24, 28, 32, 36, 0
1766	};
1767
1768	bool found = false;
1769
1770	for (uint32 i = 0; sizes[i]; i++) {
1771		BString string;
1772		string << sizes[i];
1773		BMessage* message = new BMessage(command);
1774		message->AddString("font_size", string);
1775		BMenuItem* item = new BMenuItem(string.String(), message);
1776		menu->AddItem(item);
1777		if (sizes[i] == defaultSize) {
1778			item->SetMarked(true);
1779			found = true;
1780		}
1781	}
1782
1783	if (!found) {
1784		for (uint32 i = 0; sizes[i]; i++) {
1785			if (sizes[i] > defaultSize) {
1786				BString string;
1787				string << defaultSize;
1788				BMessage* message = new BMessage(command);
1789				message->AddString("font_size", string);
1790				BMenuItem* item = new BMenuItem(string.String(), message);
1791				item->SetMarked(true);
1792				menu->AddItem(item, i);
1793				break;
1794			}
1795		}
1796	}
1797
1798	return menu;
1799}
1800
1801
1802void
1803TermWindow::_UpdateSwitchTerminalsMenuItem()
1804{
1805	fSwitchTerminalsMenuItem->SetEnabled(_FindSwitchTerminalTarget() >= 0);
1806}
1807
1808
1809void
1810TermWindow::_TitleSettingsChanged()
1811{
1812	if (!fTitle.patternUserDefined)
1813		fTitle.pattern = PrefHandler::Default()->getString(PREF_WINDOW_TITLE);
1814
1815	fSessionTitlePattern = PrefHandler::Default()->getString(PREF_TAB_TITLE);
1816
1817	_UpdateTitles();
1818}
1819
1820
1821void
1822TermWindow::_UpdateTitles()
1823{
1824	int32 sessionCount = fSessions.CountItems();
1825	for (int32 i = 0; i < sessionCount; i++)
1826		_UpdateSessionTitle(i);
1827}
1828
1829
1830void
1831TermWindow::_UpdateSessionTitle(int32 index)
1832{
1833	Session* session = _SessionAt(index);
1834	if (session == NULL)
1835		return;
1836
1837	// get the shell and active process infos
1838	ShellInfo shellInfo;
1839	ActiveProcessInfo activeProcessInfo;
1840	TermView* termView = _TermViewAt(index);
1841	if (!termView->GetShellInfo(shellInfo)
1842		|| !termView->GetActiveProcessInfo(activeProcessInfo)) {
1843		return;
1844	}
1845
1846	// evaluate the session title pattern
1847	BString sessionTitlePattern = session->title.patternUserDefined
1848		? session->title.pattern : fSessionTitlePattern;
1849	TabTitlePlaceholderMapper tabMapper(shellInfo, activeProcessInfo,
1850		session->index);
1851	const BString& sessionTitle = PatternEvaluator::Evaluate(
1852		sessionTitlePattern, tabMapper);
1853
1854	// set the tab title
1855	if (sessionTitle != session->title.title) {
1856		session->title.title = sessionTitle;
1857		fTabView->TabAt(index)->SetLabel(session->title.title);
1858		fTabView->Invalidate();
1859			// Invalidate the complete tab view, since other tabs might change
1860			// their positions.
1861	}
1862
1863	// If this is the active tab, also recompute the window title.
1864	if (index != fTabView->Selection())
1865		return;
1866
1867	// evaluate the window title pattern
1868	WindowTitlePlaceholderMapper windowMapper(shellInfo, activeProcessInfo,
1869		fTerminalRoster.CountTerminals() > 1
1870			? fTerminalRoster.ID() + 1 : 0, sessionTitle);
1871	const BString& windowTitle = PatternEvaluator::Evaluate(fTitle.pattern,
1872		windowMapper);
1873
1874	// set the window title
1875	if (windowTitle != fTitle.title) {
1876		fTitle.title = windowTitle;
1877		SetTitle(fTitle.title);
1878	}
1879}
1880
1881
1882void
1883TermWindow::_OpenSetTabTitleDialog(int32 index)
1884{
1885	// If a dialog is active, finish it.
1886	_FinishTitleDialog();
1887
1888	BString toolTip = BString(B_TRANSLATE(
1889		"The pattern specifying the current tab title. The following "
1890			"placeholders\n"
1891		"can be used:\n")) << kTooTipSetTabTitlePlaceholders;
1892	fSetTabTitleDialog = new SetTitleDialog(
1893		B_TRANSLATE("Set tab title"), B_TRANSLATE("Tab title:"),
1894		toolTip);
1895
1896	Session* session = _SessionAt(index);
1897	bool userDefined = session->title.patternUserDefined;
1898	const BString& title = userDefined
1899		? session->title.pattern : fSessionTitlePattern;
1900	fSetTabTitleSession = session->id;
1901
1902	// place the dialog window directly under the tab, but keep it on screen
1903	BPoint location = fTabView->ConvertToScreen(
1904		fTabView->TabFrame(index).LeftBottom() + BPoint(0, 1));
1905	fSetTabTitleDialog->MoveTo(location);
1906	_MoveWindowInScreen(fSetTabTitleDialog);
1907
1908	fSetTabTitleDialog->Go(title, userDefined, this);
1909}
1910
1911
1912void
1913TermWindow::_OpenSetWindowTitleDialog()
1914{
1915	// If a dialog is active, finish it.
1916	_FinishTitleDialog();
1917
1918	BString toolTip = BString(B_TRANSLATE(
1919		"The pattern specifying the window title. The following placeholders\n"
1920		"can be used:\n")) << kTooTipSetTabTitlePlaceholders;
1921	fSetWindowTitleDialog = new SetTitleDialog(B_TRANSLATE("Set window title"),
1922		B_TRANSLATE("Window title:"), toolTip);
1923
1924	// center the dialog in the window frame, but keep it on screen
1925	fSetWindowTitleDialog->CenterIn(Frame());
1926	_MoveWindowInScreen(fSetWindowTitleDialog);
1927
1928	fSetWindowTitleDialog->Go(fTitle.pattern, fTitle.patternUserDefined, this);
1929}
1930
1931
1932void
1933TermWindow::_FinishTitleDialog()
1934{
1935	SetTitleDialog* oldDialog = fSetTabTitleDialog;
1936	if (oldDialog != NULL && oldDialog->Lock()) {
1937		// might have been unset in the meantime, so recheck
1938		if (fSetTabTitleDialog == oldDialog) {
1939			oldDialog->Finish();
1940				// this also unsets the variables
1941		}
1942		oldDialog->Unlock();
1943		return;
1944	}
1945
1946	oldDialog = fSetWindowTitleDialog;
1947	if (oldDialog != NULL && oldDialog->Lock()) {
1948		// might have been unset in the meantime, so recheck
1949		if (fSetWindowTitleDialog == oldDialog) {
1950			oldDialog->Finish();
1951				// this also unsets the variable
1952		}
1953		oldDialog->Unlock();
1954		return;
1955	}
1956}
1957
1958
1959void
1960TermWindow::_SwitchTerminal()
1961{
1962	team_id teamID = _FindSwitchTerminalTarget();
1963	if (teamID < 0)
1964		return;
1965
1966	BMessenger app(TERM_SIGNATURE, teamID);
1967	app.SendMessage(MSG_ACTIVATE_TERM);
1968}
1969
1970
1971team_id
1972TermWindow::_FindSwitchTerminalTarget()
1973{
1974	AutoLocker<TerminalRoster> rosterLocker(fTerminalRoster);
1975
1976	team_id myTeamID = Team();
1977
1978	int32 numTerms = fTerminalRoster.CountTerminals();
1979	if (numTerms <= 1)
1980		return -1;
1981
1982	// Find our position in the Terminal teams.
1983	int32 i;
1984
1985	for (i = 0; i < numTerms; i++) {
1986		if (myTeamID == fTerminalRoster.TerminalAt(i)->team)
1987			break;
1988	}
1989
1990	if (i == numTerms) {
1991		// we didn't find ourselves -- that shouldn't happen
1992		return -1;
1993	}
1994
1995	uint32 currentWorkspace = 1L << current_workspace();
1996
1997	while (true) {
1998		if (--i < 0)
1999			i = numTerms - 1;
2000
2001		const TerminalRoster::Info* info = fTerminalRoster.TerminalAt(i);
2002		if (info->team == myTeamID) {
2003			// That's ourselves again. We've run through the complete list.
2004			return -1;
2005		}
2006
2007		if (!info->minimized && (info->workspaces & currentWorkspace) != 0)
2008			return info->team;
2009	}
2010}
2011
2012
2013TermWindow::SessionID
2014TermWindow::_NewSessionID()
2015{
2016	return fNextSessionID++;
2017}
2018
2019
2020int32
2021TermWindow::_NewSessionIndex()
2022{
2023	for (int32 id = 1; ; id++) {
2024		bool used = false;
2025
2026		for (int32 i = 0;
2027			Session* session = _SessionAt(i); i++) {
2028			if (id == session->index) {
2029				used = true;
2030				break;
2031			}
2032		}
2033
2034		if (!used)
2035			return id;
2036	}
2037}
2038
2039
2040void
2041TermWindow::_MoveWindowInScreen(BWindow* window)
2042{
2043	BRect frame = window->Frame();
2044	BSize screenSize(BScreen(window).Frame().Size());
2045	window->MoveTo(BLayoutUtils::MoveIntoFrame(frame, screenSize).LeftTop());
2046}
2047
2048
2049void
2050TermWindow::_UpdateKeymap()
2051{
2052	delete fKeymap;
2053	delete[] fKeymapChars;
2054
2055	get_key_map(&fKeymap, &fKeymapChars);
2056
2057	for (int32 i = 0; i < fTabView->CountTabs(); i++) {
2058		TermView* view = _TermViewAt(i);
2059		view->SetKeymap(fKeymap, fKeymapChars);
2060	}
2061}
2062