Save and restore configuration using NSUserDefaults interface.

Subversion-branch: /launcher
Subversion-revision: 1761

IWADController.h

@@ -20,15 +20,20 @@
 //
 //-----------------------------------------------------------------------------
 
+#ifndef LAUNCHER_IWADCONTROLLER_H
+#define LAUNCHER_IWADCONTROLLER_H
+
 #include <AppKit/AppKit.h>
+#include <AppKit/NSNibLoading.h>
 
 @interface IWADController : NSObject
 {
+    id iwadSelector;
+    id configWindow;
+
     id chex;
     id doom1;
     id doom2;
-    id iwadSelector;
-    id configWindow;
     id plutonia;
     id tnt;
 }
@@ -36,6 +41,12 @@
 - (void) closeConfigWindow: (id)sender;
 - (void) openConfigWindow: (id)sender;
 - (NSString *) getIWADLocation;
+- (void) awakeFromNib;
+- (BOOL) setDropdownList;
+- (void) setDropdownSelection;
+- (void) saveConfig;
 
 @end
 
+#endif /* #ifndef LAUNCHER_IWADCONTROLLER_H */
+

IWADController.m

@@ -43,6 +43,16 @@ static NSString *IWADLabels[NUM_IWAD_TYPES] =
     @"Chex Quest"
 };
 
+static NSString *IWADFilenames[NUM_IWAD_TYPES + 1] =
+{
+    @"doom.wad",
+    @"doom2.wad",
+    @"tnt.wad",
+    @"plutonia.wad",
+    @"chex.wad",
+    @"undefined"
+};
+
 @implementation IWADController
 
 - (void) getIWADList: (IWADLocation **) iwadList
@@ -54,39 +64,6 @@ static NSString *IWADLabels[NUM_IWAD_TYPES] =
     iwadList[IWAD_CHEX] = self->chex;
 }
 
-// Set the dropdown list to include an entry for each IWAD that has
-// been configured.  Returns true if at least one IWAD is configured.
-
-- (BOOL) setDropdownList
-{
-    IWADLocation *iwadList[NUM_IWAD_TYPES];
-    BOOL have_wads;
-    id location;
-    unsigned int i;
-    unsigned int enabled_wads;
-
-    [self getIWADList: iwadList];
-    [self->iwadSelector removeAllItems];
-
-    enabled_wads = 0;
-
-    for (i=0; i<NUM_IWAD_TYPES; ++i)
-    {
-        location = [iwadList[i] getLocation];
-
-        if (location != nil && [location length] > 0)
-        {
-            [self->iwadSelector addItemWithTitle: IWADLabels[i]];
-            ++enabled_wads;
-        }
-    }
-
-    have_wads = enabled_wads > 0;
-    [self->iwadSelector setEnabled: have_wads];
-
-    return have_wads;
-}
-
 - (IWAD) getSelectedIWAD
 {
     unsigned int i;
@@ -123,6 +100,132 @@ static NSString *IWADLabels[NUM_IWAD_TYPES] =
     }
 }
 
+- (void) setIWADConfig
+{
+    IWADLocation *iwadList[NUM_IWAD_TYPES];
+    NSUserDefaults *defaults;
+    NSString *key;
+    NSString *value;
+    unsigned int i;
+
+    [self getIWADList: iwadList];
+
+    // Load IWAD filename paths
+
+    defaults = [NSUserDefaults standardUserDefaults];
+
+    for (i=0; i<NUM_IWAD_TYPES; ++i)
+    {
+        key = IWADFilenames[i];
+        value = [defaults stringForKey:key];
+
+        if (value != nil)
+        {
+            [iwadList[i] setLocation:value];
+        }
+    }
+}
+
+// On startup, set the selected item in the IWAD dropdown
+
+- (void) setDropdownSelection
+{
+    NSUserDefaults *defaults;
+    NSString *selected;
+    unsigned int i;
+
+    defaults = [NSUserDefaults standardUserDefaults];
+    selected = [defaults stringForKey: @"selected_iwad"];
+
+    if (selected == nil)
+    {
+        return;
+    }
+
+    // Find this IWAD in the filenames list, and select it.
+
+    for (i=0; i<NUM_IWAD_TYPES; ++i)
+    {
+        if ([selected isEqualToString:IWADFilenames[i]])
+        {
+            [self->iwadSelector selectItemWithTitle:IWADLabels[i]];
+            break;
+        }
+    }
+}
+
+// Set the dropdown list to include an entry for each IWAD that has
+// been configured.  Returns true if at least one IWAD is configured.
+
+- (BOOL) setDropdownList
+{
+    IWADLocation *iwadList[NUM_IWAD_TYPES];
+    BOOL have_wads;
+    id location;
+    unsigned int i;
+    unsigned int enabled_wads;
+
+    // Build the new list.
+
+    [self getIWADList: iwadList];
+    [self->iwadSelector removeAllItems];
+
+    enabled_wads = 0;
+
+    for (i=0; i<NUM_IWAD_TYPES; ++i)
+    {
+        location = [iwadList[i] getLocation];
+
+        if (location != nil && [location length] > 0)
+        {
+            [self->iwadSelector addItemWithTitle: IWADLabels[i]];
+            ++enabled_wads;
+        }
+    }
+
+    // Enable/disable the dropdown depending on whether there
+    // were any configured IWADs.
+
+    have_wads = enabled_wads > 0;
+    [self->iwadSelector setEnabled: have_wads];
+
+    // Restore the old selection.
+
+    [self setDropdownSelection];
+
+    return have_wads;
+}
+
+- (void) saveConfig
+{
+    IWADLocation *iwadList[NUM_IWAD_TYPES];
+    IWAD selectedIWAD;
+    NSUserDefaults *defaults;
+    NSString *key;
+    NSString *value;
+    unsigned int i;
+
+    [self getIWADList: iwadList];
+
+    // Store all IWAD locations to user defaults.
+
+    defaults = [NSUserDefaults standardUserDefaults];
+
+    for (i=0; i<NUM_IWAD_TYPES; ++i)
+    {
+        key = IWADFilenames[i];
+        value = [iwadList[i] getLocation];
+
+        [defaults setObject:value forKey:key];
+    }
+
+    // Save currently selected IWAD.
+
+    selectedIWAD = [self getSelectedIWAD];
+    [defaults setObject:IWADFilenames[selectedIWAD]
+              forKey:@"selected_iwad"];
+}
+
 // Callback method invoked when the configuration button in the main
 // window is clicked.
 
@@ -139,15 +242,24 @@ static NSString *IWADLabels[NUM_IWAD_TYPES] =
 - (void) closeConfigWindow: (id)sender
 {
     [self->configWindow orderOut: sender];
+    [self saveConfig];
     [self setDropdownList];
 }
 
 - (void) awakeFromNib
 {
+    // Set configuration for all IWADs from configuration file.
+
+    [self setIWADConfig];
+
     // Populate the dropdown IWAD list, and open the configuration
     // dialog if not yet configured.
 
-    if (![self setDropdownList])
+    if ([self setDropdownList])
+    {
+        [self setDropdownSelection];
+    }
+    else
     {
         [self openConfigWindow: nil];
     }

IWADLocation.h

@@ -20,10 +20,17 @@
 //
 //-----------------------------------------------------------------------------
 
+#ifndef LAUNCHER_IWADLOCATION_H
+#define LAUNCHER_IWADLOCATION_H
+
 #include <AppKit/AppKit.h>
 
+#include "IWADController.h"
+
 @interface IWADLocation : NSObject
 {
+    IWADController *iwadController;
+
     id locationConfigBox;
 }
 
@@ -33,3 +40,5 @@
 
 @end
 
+#endif /* #ifndef LAUNCHER_IWADLOCATION_H */
+

IWADLocation.m

@@ -54,6 +54,9 @@ static id WAD_TYPES[] =
     {
         filenames = [openPanel filenames];
 	[self setLocation: [filenames lastObject]];
+
+        [self->iwadController saveConfig];
+        [self->iwadController setDropdownList];
     }
 }
 

LauncherManager.h

@@ -20,19 +20,28 @@
 //
 //-----------------------------------------------------------------------------
 
+#ifndef LAUNCHER_LAUNCHERMANAGER_H
+#define LAUNCHER_LAUNCHERMANAGER_H
+
 #include <AppKit/AppKit.h>
+#include <AppKit/NSNibLoading.h>
 #include "IWADController.h"
 
 @interface LauncherManager : NSObject
 {
+    IWADController *iwadController;
+
+    id launcherWindow;
+
     id commandLineArguments;
     id packageLabel;
-    id launcherWindow;
-    IWADController *iwadController;
 }
 
 - (void) launch: (id)sender;
 - (void) runSetup: (id)sender;
+- (void) awakeFromNib;
 
 @end
 
+#endif /* #ifndef LAUNCHER_LAUNCHERMANAGER_H */
+

LauncherManager.m

@@ -26,25 +26,66 @@
 
 @implementation LauncherManager
 
+// Save configuration.  Invoked when we launch the game or quit.
+
+- (void) saveConfig
+{
+    NSUserDefaults *defaults;
+
+    // Save IWAD configuration and selected IWAD.
+
+    [self->iwadController saveConfig];
+
+    // Save command line arguments.
+
+    defaults = [NSUserDefaults standardUserDefaults];
+    [defaults setObject:[self->commandLineArguments stringValue]
+              forKey:@"command_line_args"];
+}
+
+// Load configuration, invoked on startup.
+
+- (void) setConfig
+{
+    NSUserDefaults *defaults;
+    NSString *args;
+
+    defaults = [NSUserDefaults standardUserDefaults];
+
+    args = [defaults stringForKey:@"command_line_args"];
+
+    if (args != nil)
+    {
+        [self->commandLineArguments setStringValue:args];
+    }
+}
+
 - (void) launch: (id)sender
 {
     NSString *iwad;
     NSString *args;
 
+    [self saveConfig];
+
     iwad = [self->iwadController getIWADLocation];
     args = [self->commandLineArguments stringValue];
 
+    if (iwad != nil)
+    {
         printf("Command line: %s %s\n", [iwad UTF8String], [args UTF8String]);
     }
+}
 
 - (void) runSetup: (id)sender
 {
+    [self saveConfig];
 }
 
 - (void) awakeFromNib
 {
     [self->packageLabel setStringValue: @PACKAGE_STRING];
     [self->launcherWindow setTitle: @PACKAGE_NAME " Launcher"];
+    [self setConfig];
 }
 
 @end

Resources/launcher.gorm/data.classes

@@ -43,7 +43,8 @@
 	    "setButtonClicked:"
 	);
 	Outlets = (
-	    locationConfigBox
+	    locationConfigBox,
+	    iwadController
 	);
 	Super = NSObject;
     };