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Code Issues Wiki Activity

[277663] Binary is revalidated after each keystroke

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This commit is contained in:
John Cortell 2010-02-26 15:19:34 +00:00
parent 97acd431e0
commit 4d5d92560b
1 changed files with 70 additions and 35 deletions
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105
launch/org.eclipse.cdt.launch/src/org/eclipse/cdt/launch/ui/CMainTab.java
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@ -144,6 +144,24 @@ public class CMainTab extends CLaunchConfigurationTab {
private final Map<IPath, Boolean> fBinaryExeCache = new HashMap<IPath, Boolean>();
/**
* Name of most recently checked program; avoid constantly checking binary.
* See bug 277663.
*/
private String fPreviouslyCheckedProgram;
/**
* Validity result of most recently checked program; avoid constantly
* checking binary. See bug 277663. N/A if fPreviouslyCheckedProgram = null;
*/
private boolean fPreviouslyCheckedProgramIsValid;
/**
* Validity error message of most recently checked program; avoid constantly
* checking binary. See bug 277663. N/A if fPreviouslyCheckedProgram = null.
*/
private String fPreviouslyCheckedProgramErrorMsg;
public CMainTab() {
this(WANTS_TERMINAL);
@ -213,6 +231,9 @@ public class CMainTab extends CLaunchConfigurationTab {
fProjText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent evt) {
// if project changes, invalidate program name cache
fPreviouslyCheckedProgram = null;
updateBuildConfigCombo(EMPTY_STRING);
updateLaunchConfigurationDialog();
}
@ -841,44 +862,58 @@ public class CMainTab extends CLaunchConfigurationTab {
setErrorMessage(LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return false;
}
IPath exePath = new Path(name);
if (!exePath.isAbsolute()) {
IPath location = project.getLocation();
if (location == null) {
setErrorMessage(LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return false;
// Avoid constantly checking the binary if nothing relevant has
// changed (binary or project name). See bug 277663.
if (name.equals(fPreviouslyCheckedProgram)) {
if (fPreviouslyCheckedProgramErrorMsg != null) {
setErrorMessage(fPreviouslyCheckedProgramErrorMsg);
}
exePath = location.append(name);
if (!exePath.toFile().exists()) {
// Try the old way, which is required to support linked resources.
IFile projFile = null;
try {
projFile = project.getFile(name);
}
catch (IllegalArgumentException exc) {} // thrown if relative path that resolves to a root file ("..\somefile")
if (projFile == null || !projFile.exists()) {
setErrorMessage(LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return false;
}
else {
exePath = projFile.getLocation();
}
}
}
if (!exePath.toFile().exists()) {
setErrorMessage(LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return false;
return fPreviouslyCheckedProgramIsValid;
}
try {
if (!isBinary(project, exePath)) {
setErrorMessage(LaunchMessages.getString("CMainTab.Program_is_not_a_recongnized_executable")); //$NON-NLS-1$
return false;
else {
fPreviouslyCheckedProgram = name;
fPreviouslyCheckedProgramIsValid = true; // we'll flip this below if not true
fPreviouslyCheckedProgramErrorMsg = null; // we'll set this below if there's an error
IPath exePath = new Path(name);
if (!exePath.isAbsolute()) {
IPath location = project.getLocation();
if (location == null) {
setErrorMessage(fPreviouslyCheckedProgramErrorMsg = LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return (fPreviouslyCheckedProgramIsValid = false);
}
exePath = location.append(name);
if (!exePath.toFile().exists()) {
// Try the old way, which is required to support linked resources.
IFile projFile = null;
try {
projFile = project.getFile(name);
}
catch (IllegalArgumentException exc) {} // thrown if relative path that resolves to a root file ("..\somefile")
if (projFile == null || !projFile.exists()) {
setErrorMessage(fPreviouslyCheckedProgramErrorMsg = LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return (fPreviouslyCheckedProgramIsValid = false);
}
else {
exePath = projFile.getLocation();
}
}
}
if (!exePath.toFile().exists()) {
setErrorMessage(fPreviouslyCheckedProgramErrorMsg = LaunchMessages.getString("CMainTab.Program_does_not_exist")); //$NON-NLS-1$
return (fPreviouslyCheckedProgramIsValid = false);
}
try {
if (!isBinary(project, exePath)) {
setErrorMessage(fPreviouslyCheckedProgramErrorMsg = LaunchMessages.getString("CMainTab.Program_is_not_a_recongnized_executable")); //$NON-NLS-1$
return (fPreviouslyCheckedProgramIsValid = false);
}
} catch (CoreException e) {
LaunchUIPlugin.log(e);
setErrorMessage(fPreviouslyCheckedProgramErrorMsg = e.getLocalizedMessage());
return (fPreviouslyCheckedProgramIsValid = false);
}
} catch (CoreException e) {
LaunchUIPlugin.log(e);
setErrorMessage(e.getLocalizedMessage());
return false;
}
}