ObjFW  Check-in [40f58c637b]

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Comment:Add terminal control methods for Windows
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SHA3-256: 40f58c637b8198853b312f4c9be29ec594016ee18ac71c4885047828ec845a98
User & Date: js on 2020-05-24 15:54:16
Other Links: manifest | tags
Context
2020-05-24
16:48
Add manual tests for terminal control methods check-in: b926426749 user: js tags: trunk
15:54
Add terminal control methods for Windows check-in: 40f58c637b user: js tags: trunk
2020-05-23
16:50
.gitignore: Add .fslckout and _FOSSIL_ check-in: 3b9d093715 user: js tags: trunk
Changes
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Modified src/OFStdIOStream.m from [a1f25bd1bf] to [0a4af80293].

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#import "OFDate.h"
#import "OFApplication.h"
#ifdef OF_WINDOWS
# include "OFWin32ConsoleStdIOStream.h"
#endif

#import "OFInitializationFailedException.h"

#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"

#ifdef OF_AMIGAOS
# include <proto/exec.h>








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#import "OFDate.h"
#import "OFApplication.h"
#ifdef OF_WINDOWS
# include "OFWin32ConsoleStdIOStream.h"
#endif

#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"

#ifdef OF_AMIGAOS
# include <proto/exec.h>
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	[self writeFormat: @"\033[%uG", column + 1];
#endif
}

- (void)setCursorPosition: (of_point_t)position
{



#if defined(HAVE_ISATTY) && !defined(OF_AMIGAOS)
	if (!isatty(_fd))
		return;

	[self writeFormat: @"\033[%u;%uH",
			   (unsigned)position.y + 1, (unsigned)position.x + 1];
#endif








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	[self writeFormat: @"\033[%uG", column + 1];
#endif
}

- (void)setCursorPosition: (of_point_t)position
{
	if (position.x < 0 || position.y < 0)
		@throw [OFInvalidArgumentException exception];

#if defined(HAVE_ISATTY) && !defined(OF_AMIGAOS)
	if (!isatty(_fd))
		return;

	[self writeFormat: @"\033[%u;%uH",
			   (unsigned)position.y + 1, (unsigned)position.x + 1];
#endif
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Modified src/OFWin32ConsoleStdIOStream.h from [e3e1fc8637] to [77f92f2723].

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#import "OFStdIOStream.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFWin32ConsoleStdIOStream: OFStdIOStream
{
	HANDLE _handle;

	of_char16_t _incompleteUTF16Surrogate;
	char _incompleteUTF8Surrogate[4];
	size_t _incompleteUTF8SurrogateLen;
}
@end

OF_ASSUME_NONNULL_END








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#import "OFStdIOStream.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFWin32ConsoleStdIOStream: OFStdIOStream
{
	HANDLE _handle;
	WORD _attributes;
	of_char16_t _incompleteUTF16Surrogate;
	char _incompleteUTF8Surrogate[4];
	size_t _incompleteUTF8SurrogateLen;
}
@end

OF_ASSUME_NONNULL_END

Modified src/OFWin32ConsoleStdIOStream.m from [88e2ee5d8c] to [c0629570e4].

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#include "config.h"

#include <assert.h>
#include <errno.h>
#include <io.h>

#import "OFWin32ConsoleStdIOStream.h"

#import "OFData.h"
#import "OFStdIOStream+Private.h"
#import "OFString.h"
#import "OFSystemInfo.h"

#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"








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#include "config.h"

#include <assert.h>
#include <errno.h>
#include <io.h>

#import "OFWin32ConsoleStdIOStream.h"
#import "OFColor.h"
#import "OFData.h"
#import "OFStdIOStream+Private.h"
#import "OFString.h"
#import "OFSystemInfo.h"

#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
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- (instancetype)of_initWithFileDescriptor: (int)fd
{
	self = [super of_initWithFileDescriptor: fd];

	@try {
		DWORD mode;


		_handle = (HANDLE)_get_osfhandle(fd);
		if (_handle == INVALID_HANDLE_VALUE)
			@throw [OFInvalidArgumentException exception];

		/* Not a console: Treat it as a regular OFStdIOStream */
		if (!GetConsoleMode(_handle, &mode))
			object_setClass(self, [OFStdIOStream class]);



	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}








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- (instancetype)of_initWithFileDescriptor: (int)fd
{
	self = [super of_initWithFileDescriptor: fd];

	@try {
		DWORD mode;
		CONSOLE_SCREEN_BUFFER_INFO csbi;

		_handle = (HANDLE)_get_osfhandle(fd);
		if (_handle == INVALID_HANDLE_VALUE)
			@throw [OFInvalidArgumentException exception];

		/* Not a console: Treat it as a regular OFStdIOStream */
		if (!GetConsoleMode(_handle, &mode))
			object_setClass(self, [OFStdIOStream class]);

		if (GetConsoleScreenBufferInfo(_handle, &csbi))
			_attributes = csbi.wAttributes;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}
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	/*
	 * We do not count in bytes when writing to the Win32 console. But
	 * since any incomplete write is an exception here anyway, we can just
	 * return length.
	 */
	return length;
}

























































































































































@end








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	/*
	 * We do not count in bytes when writing to the Win32 console. But
	 * since any incomplete write is an exception here anyway, we can just
	 * return length.
	 */
	return length;
}

- (int)columns
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return -1;

	return csbi.dwSize.X;
}

- (int)rows
{
	/*
	 * The buffer size returned is almost always larger than the window
	 * size, so this is useless.
	 */
	return -1;
}

- (void)setForegroundColor: (OFColor *)color
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;
	float red, green, blue;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	csbi.wAttributes &= ~(FOREGROUND_RED | FOREGROUND_GREEN |
	    FOREGROUND_BLUE | FOREGROUND_INTENSITY);

	[color getRed: &red
		green: &green
		 blue: &blue
		alpha: NULL];

	if (red >= 0.25)
		csbi.wAttributes |= FOREGROUND_RED;
	if (green >= 0.25)
		csbi.wAttributes |= FOREGROUND_GREEN;
	if (blue >= 0.25)
		csbi.wAttributes |= FOREGROUND_BLUE;

	if (red >= 0.75 || green >= 0.75 || blue >= 0.75)
		csbi.wAttributes |= FOREGROUND_INTENSITY;

	SetConsoleTextAttribute(_handle, csbi.wAttributes);
}

- (void)setBackgroundColor: (OFColor *)color
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;
	float red, green, blue;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	csbi.wAttributes &= ~(BACKGROUND_RED | BACKGROUND_GREEN |
	    BACKGROUND_BLUE | BACKGROUND_INTENSITY);

	[color getRed: &red
		green: &green
		 blue: &blue
		alpha: NULL];

	if (red >= 0.25)
		csbi.wAttributes |= BACKGROUND_RED;
	if (green >= 0.25)
		csbi.wAttributes |= BACKGROUND_GREEN;
	if (blue >= 0.25)
		csbi.wAttributes |= BACKGROUND_BLUE;

	if (red >= 0.75 || green >= 0.75 || blue >= 0.75)
		csbi.wAttributes |= BACKGROUND_INTENSITY;

	SetConsoleTextAttribute(_handle, csbi.wAttributes);
}

- (void)reset
{
	SetConsoleTextAttribute(_handle, _attributes);
}

- (void)clear
{
	static COORD zero = { 0, 0 };
	CONSOLE_SCREEN_BUFFER_INFO csbi;
	DWORD bytesWritten;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	if (!FillConsoleOutputCharacter(_handle, ' ',
	    csbi.dwSize.X * csbi.dwSize.Y, zero, &bytesWritten))
		return;

	if (!FillConsoleOutputAttribute(_handle, csbi.wAttributes,
	    csbi.dwSize.X * csbi.dwSize.Y, zero, &bytesWritten))
		return;

	SetConsoleCursorPosition(_handle, zero);
}

- (void)eraseLine
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;
	DWORD bytesWritten;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	csbi.dwCursorPosition.X = 0;

	if (!FillConsoleOutputCharacter(_handle, ' ', csbi.dwSize.X,
		csbi.dwCursorPosition, &bytesWritten))
		return;

	FillConsoleOutputAttribute(_handle, csbi.wAttributes, csbi.dwSize.X,
	    csbi.dwCursorPosition, &bytesWritten);
}

- (void)setCursorColumn: (unsigned int)column
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	csbi.dwCursorPosition.X = column;

	SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}

- (void)setCursorPosition: (of_point_t)position
{
	if (position.x < 0 || position.y < 0)
		@throw [OFInvalidArgumentException exception];

	SetConsoleCursorPosition(_handle, (COORD){ position.x, position.y });
}

- (void)setRelativeCursorPosition: (of_point_t)position
{
	CONSOLE_SCREEN_BUFFER_INFO csbi;

	if (!GetConsoleScreenBufferInfo(_handle, &csbi))
		return;

	csbi.dwCursorPosition.X += position.x;
	csbi.dwCursorPosition.Y += position.y;

	SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}
@end

Modified tests/TestsAppDelegate.m from [c6d20d4842] to [6175cf9d40].

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#include "config.h"

#include <stdlib.h>

#import "TestsAppDelegate.h"

#if defined(STDOUT) && (defined(OF_WINDOWS) || defined(OF_MSDOS) || \
    defined(OF_IOS))
# undef STDOUT
# define STDOUT_SIMPLE
#endif

#ifdef OF_IOS
# include <CoreFoundation/CoreFoundation.h>
#endif

#ifdef OF_PSP
# include <pspmoduleinfo.h>
# include <pspkernel.h>








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#include "config.h"

#include <stdlib.h>

#import "TestsAppDelegate.h"







#ifdef OF_IOS
# include <CoreFoundation/CoreFoundation.h>
#endif

#ifdef OF_PSP
# include <pspmoduleinfo.h>
# include <pspkernel.h>
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