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* directly use NSOpenPanel for via Objective-C bridge for FILES_AND_DIRECTORIES mode

This commit is contained in:
Reinhard Pointner 2014-11-07 13:27:22 +00:00
parent 98e3df40a1
commit 8f5bf9f49f

View File

@ -0,0 +1,584 @@
package net.filebot.mac;
import static ca.weblite.objc.RuntimeUtils.*;
import static ca.weblite.objc.util.CocoaUtils.*;
import java.awt.FileDialog;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import ca.weblite.objc.NSObject;
import ca.weblite.objc.Proxy;
import com.sun.jna.Pointer;
/**
* A wrapper around NSSavePanel and NSOpenPanel with some methods similar to java.awt.FileDialog.
*
* <p>
* This class includes wrappers for most settings of both NSSavePanel and NSOpen panel so that you have full flexibility (e.g. select directories only, files only, force a certain extension, allow user to add folders, show hidden files, etc...
* </p>
*
* <h3>Example Save Panel</h3> <code><pre>
* NativeFileDialog dlg = new NativeFileDialog("Save as...", FileDialog.SAVE);
dlg.setMessage("Will save only as .txt file");
dlg.setExtensionHidden(true);
dlg.setAllowedFileTypes(Arrays.asList("txt"));
dlg.setVisible(true); // this is modal
String f = dlg.getFile();
if ( f == null ){
return;
}
File file = new File(f);
saveFile(file);
* </pre></code>
*
* <h3>Example Open Panel</h3>
*
* <code><pre>
* NativeFileDialog dlg = new NativeFileDialog("Select file to open", FileDialog.LOAD);
dlg.setVisible(true); // this is modal.
String f = dlg.getFile();
if ( f != null ){
openFile(new File(f));
}
* </pre></code>
*
* @author shannah
* @see <a href="https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html">NSSavePanel Class Reference</a>
* @see <a href="https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nsopenpanel_Class/Reference/Reference.html">NSOpenPanel Class Reference</a>
* @see <a href="http://docs.oracle.com/javase/7/docs/api/java/awt/FileDialog.html">java.awt.FileDialog API docs</a>
*/
public class NativeFileDialog extends NSObject {
/**
* Reference to the Obj-C NSOpenPanel or NSSavePanel class.
*/
private Proxy peer;
/**
* Either FileDialog.LOAD or FileDialog.SAVE
*/
private int mode;
/**
* Creates a new file dialog with the specified title and mode.
*
* @param title
* The title for the dialog.
* @param mode
* Whether to be an open panel or save panel. Either java.awt.FileDialog.SAVE or java.awt.FileDialog.LOAD
*/
public NativeFileDialog(final String title, final int mode) {
super("NSObject");
this.mode = mode;
dispatch_sync(new Runnable() {
@Override
public void run() {
if (mode == FileDialog.LOAD) {
peer = getClient().sendProxy("NSOpenPanel", "openPanel");
} else {
peer = getClient().sendProxy("NSSavePanel", "savePanel");
}
peer.send("setTitle:", title);
peer.send("retain");
}
});
}
/**
* Sets a given selector with a string value on the main thread.
*
* @param selector
* An objective-c selector on the NSSavePanel object. e.g. "setTitle:"
* @param value
* The value to set the selector.
*/
private void set(final String selector, final String value) {
dispatch_sync(new Runnable() {
@Override
public void run() {
if (peer.getPeer().equals(Pointer.NULL)) {
throw new RuntimeException("The peer is null");
}
peer.send(sel(selector), value);
}
});
}
/**
* Sets a given selector with an int value on the main thread.
*
* @param selector
* An objective-c selector on the NSSavePanel object. e.g. "setShowsHiddenFiles:"
* @param value
* The int value to set.
*/
private void set(final String selector, final int value) {
dispatch_sync(new Runnable() {
@Override
public void run() {
peer.send(selector, value);
}
});
}
/**
* Returns the result of a selector on the main thread for the NSSavePanel object.
*
* @param selector
* The selector to be run. e.g. "title".
* @return The result of calling the given selector on the NSSavePanel object.
*/
private String getString(final String selector) {
final String[] out = new String[1];
dispatch_sync(new Runnable() {
@Override
public void run() {
out[0] = peer.sendString(selector);
}
});
return out[0];
}
/**
* Returns the result of running a selector on the NSSavePanel on the main thread.
*
* @param selector
* The selector to be run. E.g. "showsHiddenFiles"
* @return The int result.
*/
private int getI(final String selector) {
final int[] out = new int[1];
dispatch_sync(new Runnable() {
@Override
public void run() {
out[0] = peer.sendInt(sel(selector));
}
});
return out[0];
}
/**
* Sets title of the dialog.
*
* @param title
* The title.
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
*/
public void setTitle(String title) {
set("setTitle:", title);
}
/**
* Gets the title of the dialog.
*
* @return The title
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
*/
public String getTitle() {
return getString("title");
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param prompt
*/
public void setPrompt(String prompt) {
set("setPrompt:", prompt);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param label
*/
public void setNameFieldLabel(String label) {
set("setNameFieldLabel:", label);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public String getNameFieldLabel() {
return getString("nameFieldLabel");
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param message
*/
public void setMessage(String message) {
set("setMessage:", message);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public String getMessage() {
return getString("message");
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public String getPrompt() {
return getString("prompt");
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean canCreateDirectories() {
return getI("canCreateDirectories") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param can
*/
public void setCanCreateDirectories(boolean can) {
set("setCanCreateDirectories:", can ? 1 : 0);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean showsHiddenFiles() {
return getI("showsHiddenFiles") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param shows
*/
public void setShowsHiddenFiles(boolean shows) {
set("setShowsHiddenFiles:", shows ? 1 : 0);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean isExtensionHidden() {
return getI("isExtensionHidden") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param hidden
*/
public void setExtensionHidden(boolean hidden) {
set("setExtensionHidden:", hidden ? 1 : 0);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean canSelectHiddenExtension() {
return getI("canSelectHiddenExtension") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param sel
*/
public void setCanSelectHiddenExtension(boolean sel) {
set("setCanSelectHiddenExtension:", sel ? 1 : 0);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param val
*/
public void setNameFieldStringValue(String val) {
set("setNameFieldStringValue:", val);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public List<String> getAllowedFileTypes() {
final List<String> out = new ArrayList<String>();
dispatch_sync(new Runnable() {
@Override
public void run() {
Proxy types = peer.sendProxy("allowedFileTypes");
int size = types.getInt("count");
for (int i = 0; i < size; i++) {
String nex = types.sendString("objectAtIndex:", i);
out.add(nex);
}
}
});
return out;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param types
*/
public void setAllowedFileTypes(final List<String> types) {
dispatch_sync(new Runnable() {
@Override
public void run() {
Proxy mutableArray = getClient().sendProxy("NSMutableArray", "arrayWithCapacity:", types.size());
for (String type : types) {
mutableArray.send("addObject:", type);
}
peer.send("setAllowedFileTypes:", mutableArray);
// mutableArray.send("release");
}
});
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean allowsOtherFileTypes() {
return getI("allowsOtherFileTypes") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param allowed
*/
public void setAllowsOtherFileTypes(boolean allowed) {
set("setAllowsOtherFileTypes:", allowed ? 1 : 0);
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @return
*/
public boolean getTreatsFilePackagesAsDirectories() {
return getI("treatsFilePackagesAsDirectories") != 0;
}
/**
* @see https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/nssavepanel_Class/Reference/Reference.html
* @param treat
*/
public void setTreatsFilePackagesAsDirectories(boolean treat) {
set("setTreatsFilePackagesAsDirectories:", treat ? 1 : 0);
}
/**
* Returns the path to the directory that was selected.
*
* @return
*/
public String getDirectory() {
final String[] out = new String[1];
dispatch_sync(new Runnable() {
@Override
public void run() {
Proxy dirUrl = peer.sendProxy("directoryURL");
if (dirUrl.getPeer().equals(Pointer.NULL)) {
out[0] = null;
} else {
out[0] = dirUrl.sendString("path");
}
}
});
return out[0];
}
/**
* Gets the path to the file that was selected.
*
* @return
*/
public String getFile() {
final String[] out = new String[1];
dispatch_sync(new Runnable() {
@Override
public void run() {
Proxy fileUrl = peer.sendProxy("URL");
if (fileUrl == null || fileUrl.getPeer().equals(Pointer.NULL)) {
out[0] = null;
} else {
out[0] = fileUrl.sendString("path");
}
}
});
return out[0];
}
/**
* Returns an array of files that were selected by the user.
*
* @return
*/
public File[] getFiles() {
final List<File> out = new ArrayList<File>();
dispatch_sync(new Runnable() {
@Override
public void run() {
if (mode == FileDialog.LOAD) {
Proxy nsArray = peer.getProxy("URLs");
if (!nsArray.getPeer().equals(Pointer.NULL)) {
int size = nsArray.sendInt("count");
for (int i = 0; i < size; i++) {
Proxy url = nsArray.sendProxy("objectAtIndex:", i);
String path = url.sendString("path");
out.add(new File(path));
}
}
}
}
});
return out.toArray(new File[0]);
}
/**
* Returns the mode of this dialog.
*
* @return either FileDialog.LOAD or FileDialog.SAVE
*/
public int getMode() {
return mode;
}
/**
* Returns true if the dialog allows multiple selection.
*
* @return
*/
public boolean isMultipleMode() {
return getI("allowsMultipleSelection") != 0;
}
/**
* Sets whether the dialog allows the user to select multiple files or not.
*
* @param enable
*/
public void setMultipleMode(boolean enable) {
set("setAllowsMultipleSelection:", enable ? 1 : 0);
}
/**
* Returns whether the user can select files in this dialog.
*
* @return
*/
public boolean canChooseFiles() {
return getI("canChooseFiles") != 0;
}
/**
* Sets whether the user can select files in this dialog.
*
* @param can
*/
public void setCanChooseFiles(boolean can) {
set("setCanChooseFiles:", can ? 1 : 0);
}
public boolean getCanChooseDirectories() {
return getI("canChooseDirectories") != 0;
}
public void setCanChooseDirectories(boolean can) {
set("setCanChooseDirectories:", can ? 1 : 0);
}
public boolean getResolvesAliases() {
return getI("resolvesAliases") != 0;
}
public void setResolvesAliases(boolean resolves) {
set("setResolvesAliases:", resolves ? 1 : 0);
}
/**
* Sets the directory that the dialog displays.
*
* @param dir
*/
public void setDirectory(final String dir) {
dispatch_sync(new Runnable() {
@Override
public void run() {
Proxy url = getClient().sendProxy("NSURL", "fileURLWithPath:isDirectory:", dir, 1);
peer.send("setDirectoryURL:", url.getPeer());
}
});
}
@Override
protected void finalize() throws Throwable {
super.finalize();
}
public void setVisible(boolean visible) {
dispatch_sync(new Runnable() {
@Override
public void run() {
peer.send("runModal");
}
});
}
public static void main(String[] args) {
NativeFileDialog dlg = new NativeFileDialog("Foo", FileDialog.LOAD);
// dlg.peer.send("runModal");
// System.out.println("Get title: "+dlg.getTitle());
// dlg.setCanCreateDirectories(true);
// dlg.setAllowedFileTypes(Arrays.asList("zip"));
dlg.setCanChooseDirectories(true);
dlg.setCanChooseFiles(true);
dlg.setVisible(true);
System.out.println(dlg.getFile());
System.out.println("done");
}
}