hongshaorou/openrocket
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Save preference key if it didn't exist before

Browse Source
This commit is contained in:
SiboVG 2023-04-07 01:06:15 +02:00
parent 423295fe52
commit abb742bcc6
1 changed files with 60 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
swing/src/net/sf/openrocket/gui/util/SwingPreferences.java
View File

@ -124,7 +124,22 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
private void storeVersion() {
PREFNODE.put("OpenRocketVersion", BuildProperties.getVersion());
}
/**
* Checks if a certain key exists in the node
* @param node node to check the keys of.
* @param key key to check
* @return true if the key is stored in the preferences, false otherwise
*/
private boolean keyExists(Preferences node, String key) {
try {
return Arrays.asList(node.keys()).contains(key);
} catch (BackingStoreException e) {
e.printStackTrace();
return false;
}
}
/**
* Return a string preference.
*
@ -134,12 +149,28 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
*/
@Override
public String getString(String key, String def) {
if (!keyExists(PREFNODE, key) && key != null && def != null) {
PREFNODE.put(key, def);
try {
PREFNODE.flush();
} catch (BackingStoreException e) {
e.printStackTrace();
}
}
return PREFNODE.get(key, def);
}
@Override
public String getString(String directory, String key, String defaultValue) {
Preferences p = PREFNODE.node(directory);
if (!keyExists(p, key) && key != null && defaultValue != null) {
p.put(key, defaultValue);
try {
p.flush();
} catch (BackingStoreException e) {
e.printStackTrace();
}
}
return p.get(key, defaultValue);
}
@ -179,6 +210,16 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
*/
@Override
public boolean getBoolean(String key, boolean def) {
// Check if the key exists
if (!keyExists(PREFNODE, key) && key != null) {
// Save the default value
PREFNODE.putBoolean(key, def);
try {
PREFNODE.flush();
} catch (BackingStoreException e) {
e.printStackTrace();
}
}
return PREFNODE.getBoolean(key, def);
}
@ -193,9 +234,17 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
PREFNODE.putBoolean(key, value);
storeVersion();
}
@Override
public int getInt(String key, int defaultValue) {
if (!keyExists(PREFNODE, key) && key != null) {
PREFNODE.putInt(key, defaultValue);
try {
PREFNODE.flush();
} catch (BackingStoreException e) {
e.printStackTrace();
}
}
return PREFNODE.getInt(key, defaultValue);
}
@ -204,9 +253,17 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
PREFNODE.putInt(key, value);
storeVersion();
}
@Override
public double getDouble(String key, double defaultValue) {
if (!keyExists(PREFNODE, key) && key != null) {
PREFNODE.putDouble(key, defaultValue);
try {
PREFNODE.flush();
} catch (BackingStoreException e) {
e.printStackTrace();
}
}
return PREFNODE.getDouble(key, defaultValue);
}