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- Added Terminal.supportsTextAttributes(), supportsColor() and supportCursorMotion().

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- Changed semantics for Terminal.normal(), bold(), foreground() and reset() so that they are no-ops when not supported.
- Fixed test app not to blow up on unsupported capability.
This commit is contained in:
Adam Murdoch
2012-08-10 06:00:05 +10:00
parent 0180d2f035
commit ec2eb737a6
9 changed files with 282 additions and 186 deletions
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296
src/main/java/net/rubygrapefruit/platform/internal/WindowsTerminal.java
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@@ -1,141 +1,155 @@
package net.rubygrapefruit.platform.internal;
import net.rubygrapefruit.platform.NativeException;
import net.rubygrapefruit.platform.Terminal;
import net.rubygrapefruit.platform.TerminalAccess;
import net.rubygrapefruit.platform.TerminalSize;
import net.rubygrapefruit.platform.internal.jni.TerminfoFunctions;
import net.rubygrapefruit.platform.internal.jni.WindowsConsoleFunctions;
public class WindowsTerminal extends AbstractTerminal {
private final TerminalAccess.Output output;
public WindowsTerminal(TerminalAccess.Output output) {
this.output = output;
}
@Override
public String toString() {
return output.toString().toLowerCase();
}
@Override
protected void doInit() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.initConsole(output.ordinal(), result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not open console for %s: %s", this, result.getMessage()));
}
}
@Override
public TerminalSize getTerminalSize() {
FunctionResult result = new FunctionResult();
MutableTerminalSize size = new MutableTerminalSize();
WindowsConsoleFunctions.getConsoleSize(output.ordinal(), size, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not determine console size for %s: %s", this, result.getMessage()));
}
return size;
}
@Override
public Terminal bold() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.bold(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not switch console to bold mode for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal foreground(Color color) {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.foreground(color.ordinal(), result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not change console foreground color for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal normal() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.normal(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not switch console to normal mode for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal reset() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.reset(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not reset console for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorDown(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.down(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor down for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorUp(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.up(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor up for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorLeft(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.left(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor left for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorRight(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.right(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor right for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorStartOfLine() throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.startLine(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor to start of line for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal clearToEndOfLine() throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.clearToEndOfLine(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could clear to end of line for %s: %s", this, result.getMessage()));
}
return this;
}
}
package net.rubygrapefruit.platform.internal;
import net.rubygrapefruit.platform.NativeException;
import net.rubygrapefruit.platform.Terminal;
import net.rubygrapefruit.platform.TerminalAccess;
import net.rubygrapefruit.platform.TerminalSize;
import net.rubygrapefruit.platform.internal.jni.WindowsConsoleFunctions;
public class WindowsTerminal extends AbstractTerminal {
private final TerminalAccess.Output output;
public WindowsTerminal(TerminalAccess.Output output) {
this.output = output;
}
@Override
public String toString() {
return output.toString().toLowerCase();
}
@Override
protected void doInit() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.initConsole(output.ordinal(), result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not open console for %s: %s", this, result.getMessage()));
}
}
@Override
public boolean supportsColor() {
return true;
}
@Override
public boolean supportsTextAttributes() {
return true;
}
@Override
public boolean supportsCursorMotion() {
return true;
}
@Override
public TerminalSize getTerminalSize() {
FunctionResult result = new FunctionResult();
MutableTerminalSize size = new MutableTerminalSize();
WindowsConsoleFunctions.getConsoleSize(output.ordinal(), size, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not determine console size for %s: %s", this, result.getMessage()));
}
return size;
}
@Override
public Terminal bold() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.bold(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not switch console to bold mode for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal foreground(Color color) {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.foreground(color.ordinal(), result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not change console foreground color for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal normal() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.normal(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not switch console to normal mode for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal reset() {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.reset(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not reset console for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorDown(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.down(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor down for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorUp(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.up(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor up for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorLeft(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.left(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor left for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorRight(int count) throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.right(count, result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor right for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal cursorStartOfLine() throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.startLine(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could not move cursor to start of line for %s: %s", this, result.getMessage()));
}
return this;
}
@Override
public Terminal clearToEndOfLine() throws NativeException {
FunctionResult result = new FunctionResult();
WindowsConsoleFunctions.clearToEndOfLine(result);
if (result.isFailed()) {
throw new NativeException(String.format("Could clear to end of line for %s: %s", this, result.getMessage()));
}
return this;
}
}