diff options
Diffstat (limited to 'BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java')
| -rw-r--r-- | BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java | 68 |
1 files changed, 26 insertions, 42 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java index ec4b784..cd7c180 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java +++ b/BJC-Utils2/src/main/java/bjc/utils/gui/SimpleFileChooser.java @@ -1,36 +1,34 @@ package bjc.utils.gui; +import bjc.utils.exceptions.FileNotChosenException; + import java.awt.Component; import java.io.File; import javax.swing.JFileChooser; -import bjc.utils.exceptions.FileNotChosenException; - /** * Utility class for easily prompting user for files. - * + * * Built for Swing. - * + * * @author ben * */ public class SimpleFileChooser { private static File doOpenFile(Component parent, String title, JFileChooser files) { - if (title == null) { - throw new NullPointerException("Title must not be null"); - } + if(title == null) throw new NullPointerException("Title must not be null"); files.setDialogTitle(title); boolean success = false; - while (!success) { + while(!success) { try { maybeDoOpenFile(parent, files); success = true; - } catch (FileNotChosenException fncx) { + } catch(FileNotChosenException fncx) { // We don't care about specifics SimpleDialogs.showError(parent, "I/O Error", "Please pick a file to open"); } @@ -40,20 +38,18 @@ public class SimpleFileChooser { } private static File doSaveFile(Component parent, String title, JFileChooser files) { - if (title == null) { - throw new NullPointerException("Title must not be null"); - } + if(title == null) throw new NullPointerException("Title must not be null"); files.setDialogTitle(title); boolean success = false; - while (!success) { + while(!success) { try { maybeDoSaveFile(parent, files); return files.getSelectedFile(); - } catch (FileNotChosenException fncex) { + } catch(FileNotChosenException fncex) { // We don't care about specifics SimpleDialogs.showError(parent, "I/O Error", "Please pick a file to save to"); } @@ -65,7 +61,7 @@ public class SimpleFileChooser { /** * Prompt the user with a "Open File..." dialog. Keeps prompting them * until they pick a file. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -81,7 +77,7 @@ public class SimpleFileChooser { /** * Prompt the user with a "Open File..." dialog. Keeps prompting them * until they pick a file. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -100,7 +96,7 @@ public class SimpleFileChooser { /** * Prompt the user with a "Save File..." dialog. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -115,7 +111,7 @@ public class SimpleFileChooser { /** * Prompt the user with a "Save File..." dialog. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -133,36 +129,28 @@ public class SimpleFileChooser { } private static void maybeDoOpenFile(Component parent, JFileChooser files) throws FileNotChosenException { - if (parent == null) { + if(parent == null) throw new NullPointerException("Parent must not be null"); - } else if (files == null) { - throw new NullPointerException("File chooser must not be null"); - } + else if(files == null) throw new NullPointerException("File chooser must not be null"); int result = files.showSaveDialog(parent); - if (result != JFileChooser.APPROVE_OPTION) { - throw new FileNotChosenException(); - } + if(result != JFileChooser.APPROVE_OPTION) throw new FileNotChosenException(); } private static void maybeDoSaveFile(Component parent, JFileChooser files) throws FileNotChosenException { - if (parent == null) { + if(parent == null) throw new NullPointerException("Parent must not be null"); - } else if (files == null) { - throw new NullPointerException("File chooser must not be null"); - } + else if(files == null) throw new NullPointerException("File chooser must not be null"); int result = files.showSaveDialog(parent); - if (result != JFileChooser.APPROVE_OPTION) { - throw new FileNotChosenException(); - } + if(result != JFileChooser.APPROVE_OPTION) throw new FileNotChosenException(); } /** * Prompt the user with a "Open File..." dialog. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -170,16 +158,14 @@ public class SimpleFileChooser { * @return The file if the user chose one or null if they didn't. */ public static File maybeOpenFile(Component parent, String title) { - if (title == null) { - throw new NullPointerException("Title must not be null"); - } + if(title == null) throw new NullPointerException("Title must not be null"); JFileChooser files = new JFileChooser(); files.setDialogTitle(title); try { maybeDoOpenFile(parent, files); - } catch (FileNotChosenException fncex) { + } catch(FileNotChosenException fncex) { // We don't care about specifics } @@ -188,7 +174,7 @@ public class SimpleFileChooser { /** * Prompt the user with a "Save File..." dialog. - * + * * @param parent * The component to use as the parent for the dialog. * @param title @@ -196,16 +182,14 @@ public class SimpleFileChooser { * @return The file if the user chose one or null if they didn't. */ public static File maybeSaveFile(Component parent, String title) { - if (title == null) { - throw new NullPointerException("Title must not be null"); - } + if(title == null) throw new NullPointerException("Title must not be null"); JFileChooser files = new JFileChooser(); files.setDialogTitle(title); try { maybeDoSaveFile(parent, files); - } catch (FileNotChosenException fncex) { + } catch(FileNotChosenException fncex) { // We don't care about specifics } |