w_scrollarea.mm

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/***************************************************************************
 begin       : Aug 17 2010
 copyright   : (C) 2010 by Samuel Strupp
 
 ***************************************************************************
 *          Please see toplevel file COPYING for license details           *
 ***************************************************************************/


#import "CocoaScrollBox.h"



static GWENHYWFAR_CB
int CocoaGui_WScrollArea_SetIntProperty(GWEN_WIDGET *w,
                                                                                GWEN_DIALOG_PROPERTY prop,
                                                                                int index,
                                                                                int value,
                                                                                int doSignal) {
        
        CocoaScrollBox *scrollView;
        
        scrollView = (CocoaScrollBox*)(GWEN_Widget_GetImplData(w, COCOA_DIALOG_WIDGET_CONTENT));
        assert(scrollView);
        
        switch(prop) {
                case GWEN_DialogProperty_Enabled:
                        return 0;
                        
                case GWEN_DialogProperty_Focus:
                        return 0;
                        
                case GWEN_DialogProperty_Width: {
                        NSRect frame = [scrollView frame];
                        frame.size.width = value;
                        [scrollView setFrame:frame];
                }
                        return 0;
                        
                case GWEN_DialogProperty_Height:{
                        NSRect frame = [scrollView frame];
                        frame.size.height = value;
                        [scrollView setFrame:frame];
                }
                        return 0;
                        
                default:
                        break;
        }
        DBG_WARN(GWEN_LOGDOMAIN,
                         "Function is not appropriate for this type of widget (%s)",
                         GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
        return GWEN_ERROR_INVALID;
}




static GWENHYWFAR_CB
int CocoaGui_WScrollArea_GetIntProperty(GWEN_WIDGET *w,
                                                                                GWEN_DIALOG_PROPERTY prop,
                                                                                int index,
                                                                                int defaultValue) {
        CocoaScrollBox *scrollView;
        
        scrollView = (CocoaScrollBox*)(GWEN_Widget_GetImplData(w, COCOA_DIALOG_WIDGET_CONTENT));
        assert(scrollView);
        
        switch(prop) {
                case GWEN_DialogProperty_Enabled:
                        return 1;
                        
                case GWEN_DialogProperty_Focus:
                        return 0;
                        
                case GWEN_DialogProperty_Width:
                        return [scrollView frame].size.width;
                        
                case GWEN_DialogProperty_Height:
                        return [scrollView frame].size.height;
                        
                default:
                        break;
        }
        DBG_WARN(GWEN_LOGDOMAIN,
                         "Function is not appropriate for this type of widget (%s)",
                         GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
        return defaultValue;
}



static GWENHYWFAR_CB
int CocoaGui_WScrollArea_SetCharProperty(GWEN_WIDGET *w,
                                                                                 GWEN_DIALOG_PROPERTY prop,
                                                                                 int index,
                                                                                 const char *value,
                                                                                 int doSignal) {
        CocoaScrollBox *scrollView;
        
        scrollView = (CocoaScrollBox*)(GWEN_Widget_GetImplData(w, COCOA_DIALOG_WIDGET_CONTENT));
        assert(scrollView);
        
        
        DBG_WARN(GWEN_LOGDOMAIN,
                         "Function is not appropriate for this type of widget (%s)",
                         GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
        return GWEN_ERROR_INVALID;
}



static GWENHYWFAR_CB
const char* CocoaGui_WScrollArea_GetCharProperty(GWEN_WIDGET *w,
                                                                                                 GWEN_DIALOG_PROPERTY prop,
                                                                                                 int index,
                                                                                                 const char *defaultValue) {
        CocoaScrollBox *scrollView;
        
        scrollView = (CocoaScrollBox*)(GWEN_Widget_GetImplData(w, COCOA_DIALOG_WIDGET_CONTENT));
        assert(scrollView);
        
        DBG_WARN(GWEN_LOGDOMAIN,
                         "Function is not appropriate for this type of widget (%s)",
                         GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
        return defaultValue;
}



static GWENHYWFAR_CB
int CocoaGui_WScrollArea_AddChildGuiWidget(GWEN_WIDGET *w, GWEN_WIDGET *wChild) {
        
        
        CocoaScrollBox *scrollView;
        NSView *childView;
        uint32_t cflags;
        
        scrollView=(CocoaScrollBox*)(GWEN_Widget_GetImplData(w, COCOA_DIALOG_WIDGET_REAL));
        assert(scrollView);
        
        childView=(NSView*)(GWEN_Widget_GetImplData(wChild, COCOA_DIALOG_WIDGET_REAL));
        assert(childView);
        
        cflags=GWEN_Widget_GetFlags(wChild);
        
        [scrollView setLayoutedDocumentView:childView];
         
        return 0;
}



int CocoaGui_WScrollArea_Setup(GWEN_WIDGET *w) {
        //GtkWidget *g;
        //GtkWidget *gContent;
        CocoaScrollBox *scrollView;
        uint32_t flags;
        GWEN_WIDGET *wParent;
        
        flags=GWEN_Widget_GetFlags(w);
        wParent=GWEN_Widget_Tree_GetParent(w);
        
        /* create widget */
        /*g=gtk_scrolled_window_new(NULL, NULL);
         gContent=gtk_vbox_new(TRUE, GTK2_GUI_DIALOG_DEFAULT_BOX_SPACING);
         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(g), gContent);*/
        
        scrollView = [[[CocoaScrollBox alloc] initWithFrame:NSMakeRect(0.0, 0.0, 100.0, 100.0)] autorelease];
        [scrollView setHasVerticalScroller:YES];
        [scrollView setHasHorizontalScroller:YES];
        [scrollView setAutohidesScrollers:NO];
        if (flags & GWEN_WIDGET_FLAGS_FILLX) scrollView.fillX = YES;
        if (flags & GWEN_WIDGET_FLAGS_FILLY) scrollView.fillY = YES;
        
        GWEN_Widget_SetImplData(w, COCOA_DIALOG_WIDGET_REAL, (void*) scrollView);
        GWEN_Widget_SetImplData(w, COCOA_DIALOG_WIDGET_CONTENT, (void*) scrollView);
        
        GWEN_Widget_SetSetIntPropertyFn(w, CocoaGui_WScrollArea_SetIntProperty);
        GWEN_Widget_SetGetIntPropertyFn(w, CocoaGui_WScrollArea_GetIntProperty);
        GWEN_Widget_SetSetCharPropertyFn(w, CocoaGui_WScrollArea_SetCharProperty);
        GWEN_Widget_SetGetCharPropertyFn(w, CocoaGui_WScrollArea_GetCharProperty);
        GWEN_Widget_SetAddChildGuiWidgetFn(w, CocoaGui_WScrollArea_AddChildGuiWidget);
        
        if (wParent)
                GWEN_Widget_AddChildGuiWidget(wParent, w);
        
        return 0;
}