prefs_widgets.m

uclinux 下的vlc播放器源代码

    }
    return self;
}

- (void) alignWithXPosition:(int)i_xPos
{
    NSRect frame;
    NSRect superFrame = [self frame];
    frame = [o_label frame];
    frame.origin.x = i_xPos - frame.size.width - 3;
    [o_label setFrame:frame];

    frame = [o_popup frame];
    frame.origin.x = i_xPos - 1;
    frame.size.width = superFrame.size.width - frame.origin.x + 2;
    [o_popup setFrame:frame];
}

- (void)dealloc
{
    [o_popup release];
    [super dealloc];
}

- (char *)stringValue
{
    NSString *newval = [o_popup titleOfSelectedItem];
    char *returnval = NULL;
    int i_index;
    vlc_list_t *p_list;
    module_t *p_parser;

    p_list = vlc_list_find( VLCIntf, VLC_OBJECT_MODULE, FIND_ANYWHERE );
    for( i_index = 0; i_index < p_list->i_count; i_index++ )
    {
        p_parser = (module_t *)p_list->p_values[i_index].p_object ;
        if( p_item->i_type == CONFIG_ITEM_MODULE )
        {
            if( !strcmp( p_parser->psz_capability,
                    p_item->psz_type ) )
            {
                NSString *o_description = [[VLCMain sharedInstance]
                    localizedString: p_parser->psz_longname];
                if( [newval isEqualToString: o_description] )
                {
                    returnval = strdup(p_parser->psz_object_name);
                    break;
                }
            }
        }
        else
        {
            module_config_t *p_config;
            if( !strcmp( p_parser->psz_object_name, "main" ) )
                  continue;

            p_config = p_parser->p_config;
            if( p_config ) do
            {
                /* Hack: required subcategory is stored in i_min */
                if( p_config->i_type == CONFIG_SUBCATEGORY &&
                    p_config->i_value == p_item->i_min )
                {
                    NSString *o_description = [[VLCMain sharedInstance]
                        localizedString: p_parser->psz_longname];
                    if( [newval isEqualToString: o_description] )
                    {
                        returnval = strdup(p_parser->psz_object_name);
                        break;
                    }
                }
            } while( p_config->i_type != CONFIG_HINT_END && p_config++ );
        }
    }
    vlc_list_release( p_list );
    return returnval;
}
@end

@implementation IntegerConfigControl
- (id) initWithItem: (module_config_t *)_p_item
           withView: (NSView *)o_parent_view
{
    NSRect mainFrame = [o_parent_view frame];
    NSString *o_labelString, *o_tooltip, *o_textfieldString;
    mainFrame.size.height = 23;
    mainFrame.size.width = mainFrame.size.width - LEFTMARGIN - RIGHTMARGIN + 1;
    mainFrame.origin.x = LEFTMARGIN;
    mainFrame.origin.y = 0;

    if( [super initWithFrame: mainFrame item: _p_item] != nil )
    {
        i_view_type = CONFIG_ITEM_INTEGER;

        o_tooltip = [[VLCMain sharedInstance] wrapString:
            [[VLCMain sharedInstance]
                localizedString: p_item->psz_longtext ] toWidth: PREFS_WRAP];

        /* add the label */
        if( p_item->psz_text )
            o_labelString = [[VLCMain sharedInstance]
                                localizedString: p_item->psz_text];
        else
            o_labelString = [NSString stringWithString:@""];
        ADD_LABEL( o_label, mainFrame, 0, -3, o_labelString )
        [o_label setAutoresizingMask:NSViewNotSizable ];
        [self addSubview: o_label];

        /* build the stepper */
        ADD_STEPPER( o_stepper, mainFrame, mainFrame.size.width - 19,
            0, o_tooltip, -1600, 1600)
        [o_stepper setIntValue: p_item->i_value];
        [o_stepper setAutoresizingMask:NSViewMaxXMargin ];
        [self addSubview: o_stepper];

        /* build the textfield */
        if( p_item->psz_value )
            o_textfieldString = [[VLCMain sharedInstance]
                                    localizedString: p_item->psz_value];
        else
            o_textfieldString = [NSString stringWithString: @""];
        ADD_TEXTFIELD( o_textfield, mainFrame, mainFrame.size.width - 19 - 52,
            1, 49, o_tooltip, @"" )
        [o_textfield setIntValue: p_item->i_value];
        [o_textfield setDelegate: self];
        [[NSNotificationCenter defaultCenter] addObserver: self
            selector: @selector(textfieldChanged:)
            name: NSControlTextDidChangeNotification
            object: o_textfield];
        [o_textfield setAutoresizingMask:NSViewMaxXMargin ];
        [self addSubview: o_textfield];
    }
    return self;
}

- (void) alignWithXPosition:(int)i_xPos
{
    NSRect frame;
    frame = [o_label frame];
    frame.origin.x = i_xPos - frame.size.width - 3;
    [o_label setFrame:frame];

    frame = [o_textfield frame];
    frame.origin.x = i_xPos + 2;
    [o_textfield setFrame:frame];

    frame = [o_stepper frame];
    frame.origin.x = i_xPos + [o_textfield frame].size.width + 5;
    [o_stepper setFrame:frame];
}

- (void)dealloc
{
    [o_stepper release];
    [o_textfield release];
    [super dealloc];
}

- (IBAction)stepperChanged:(id)sender
{
    [o_textfield setIntValue: [o_stepper intValue]];
}

- (void)textfieldChanged:(NSNotification *)o_notification
{
    [o_stepper setIntValue: [o_textfield intValue]];
}

- (int)intValue
{
    return [o_textfield intValue];
}

@end

@implementation IntegerListConfigControl

- (id) initWithItem: (module_config_t *)_p_item
           withView: (NSView *)o_parent_view
{
    NSRect mainFrame = [o_parent_view frame];
    NSString *o_labelString, *o_textfieldTooltip;
    mainFrame.size.height = 22;
    mainFrame.size.width = mainFrame.size.width - LEFTMARGIN - RIGHTMARGIN + 1;
    mainFrame.origin.x = LEFTMARGIN;
    mainFrame.origin.y = 0;

    if( [super initWithFrame: mainFrame item: _p_item] != nil )
    {
        int i_index;
        i_view_type = CONFIG_ITEM_STRING_LIST;

        /* add the label */
        if( p_item->psz_text )
            o_labelString = [[VLCMain sharedInstance]
                localizedString: p_item->psz_text];
        else
            o_labelString = [NSString stringWithString:@""];
        ADD_LABEL( o_label, mainFrame, 0, -3, o_labelString )
        [o_label setAutoresizingMask:NSViewNotSizable ];
        [self addSubview: o_label];

        /* build the textfield */
        o_textfieldTooltip = [[VLCMain sharedInstance] wrapString:
            [[VLCMain sharedInstance]
                localizedString: p_item->psz_longtext ] toWidth: PREFS_WRAP];
        ADD_COMBO( o_combo, mainFrame, [o_label frame].size.width,
            -2, 0, o_textfieldTooltip )
        [o_combo setAutoresizingMask:NSViewWidthSizable ];
        for( i_index = 0; i_index < p_item->i_list; i_index++ )
        {
            if( p_item->i_value == p_item->pi_list[i_index] )
            {
                [o_combo selectItemAtIndex: i_index];
            }
        }
        [self addSubview: o_combo];
    }
    return self;
}

- (void) alignWithXPosition:(int)i_xPos
{
    NSRect frame;
    NSRect superFrame = [self frame];
    frame = [o_label frame];
    frame.origin.x = i_xPos - frame.size.width - 3;
    [o_label setFrame:frame];

    frame = [o_combo frame];
    frame.origin.x = i_xPos + 2;
    frame.size.width = superFrame.size.width - frame.origin.x + 2;
    [o_combo setFrame:frame];
}

- (void)dealloc
{
    [o_combo release];
    [super dealloc];
}

- (int)intValue
{
    if( [o_combo indexOfSelectedItem] >= 0 )
        return p_item->pi_list[[o_combo indexOfSelectedItem]];
    else
        return [o_combo intValue];
}
@end

@implementation IntegerListConfigControl (NSComboBoxDataSource)
- (int)numberOfItemsInComboBox:(NSComboBox *)aComboBox
{
    return p_item->i_list;
}

- (id)comboBox:(NSComboBox *)aComboBox objectValueForItemAtIndex:(int)i_index
{
    if( p_item->ppsz_list_text && p_item->ppsz_list_text[i_index] )
        return [[VLCMain sharedInstance]
                    localizedString: p_item->ppsz_list_text[i_index]];
    else
        return [NSString stringWithFormat: @"%i", p_item->pi_list[i_index]];
}
@end

@implementation RangedIntegerConfigControl
- (id) initWithItem: (module_config_t *)_p_item
           withView: (NSView *)o_parent_view
{
    NSRect mainFrame = [o_parent_view frame];
    NSString *o_labelString, *o_tooltip;
    mainFrame.size.height = 50;
    mainFrame.size.width = mainFrame.size.width - LEFTMARGIN - RIGHTMARGIN;
    mainFrame.origin.x = LEFTMARGIN;
    mainFrame.origin.y = 0;

    if( [super initWithFrame: mainFrame item: _p_item] != nil )
    {
        i_view_type = CONFIG_ITEM_RANGED_INTEGER;

        /* add the label */
        if( p_item->psz_text )
            o_labelString = [[VLCMain sharedInstance]
                                localizedString: p_item->psz_text];
        else
            o_labelString = [NSString stringWithString:@""];
        ADD_LABEL( o_label, mainFrame, 0, -3, o_labelString )
        [o_label setAutoresizingMask:NSViewNotSizable ];
        [self addSubview: o_label];

        /* build the textfield */
        o_tooltip = [[VLCMain sharedInstance] wrapString:
            [[VLCMain sharedInstance]
                localizedString: p_item->psz_longtext ] toWidth: PREFS_WRAP];
        ADD_TEXTFIELD( o_textfield, mainFrame, [o_label frame].size.width + 2,
            28, 49, o_tooltip, @"" )
        [o_textfield setIntValue: p_item->i_value];
        [o_textfield setAutoresizingMask:NSViewMaxXMargin ];
        [o_textfield setDelegate: self];
        [[NSNotificationCenter defaultCenter] addObserver: self
            selector: @selector(textfieldChanged:)
            name: NSControlTextDidChangeNotification
            object: o_textfield];
        [self addSubview: o_textfield];

        /* build the mintextfield */
        ADD_LABEL( o_textfield_min, mainFrame, 12, -30, @"-8888" )
        [o_textfield_min setIntValue: p_item->i_min];
        [o_textfield_min setAutoresizingMask:NSViewMaxXMargin ];
        [o_textfield_min setAlignment:NSRightTextAlignment];
        [self addSubview: o_textfield_min];

        /* build the maxtextfield */
        ADD_LABEL( o_textfield_max, mainFrame,
                    mainFrame.size.width - 31, -30, @"8888" )
        [o_textfield_max setIntValue: p_item->i_max];
        [o_textfield_max setAutoresizingMask:NSViewMinXMargin ];
        [self addSubview: o_textfield_max];

        /* build the slider */
        ADD_SLIDER( o_slider, mainFrame, [o_textfield_min frame].origin.x +
            [o_textfield_min frame].size.width + 6, -1, mainFrame.size.width -
            [o_textfield_max frame].size.width -
            [o_textfield_max frame].size.width - 14 -
            [o_textfield_min frame].origin.x, o_tooltip,
            p_item->i_min, p_item->i_max )
        [o_slider setIntValue: p_item->i_value];
        [o_slider setAutoresizingMask:NSViewWidthSizable ];
        [o_slider setTarget: self];
        [o_slider setAction: @selector(sliderChanged:)];
        [o_slider se