Forum » Client-Side scripting » Jquery probleem
TheBosS
Berichten: 6
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Offline Stuur privebericht
Beste cp leden, Ik ben sinds kort bezig met jquery's en heb er weinig verstand van, nu ik heb een foto gallerij die met een jquery werkt. Nu is mijn vraag of iemand mij kan vertelen of laten zien hoe ik een jquery die niet in de pagina zelf staat kan koppelen / aanroepen voor de div waar de photogallerij in staat. Bijvoorbaad bedankt voor jullie hulp.

mijn code staat hieronder:







Html Code


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<div id="msg_slideshow" class="msg_slideshow">
            <div id="msg_wrapper" class="msg_wrapper">
                
            <div id="msg_controls" class="msg_controls"><!-- right has to animate to 15px, default -110px -->
                <a href="#" id="msg_grid" class="msg_grid"></a>
                <a href="#" id="msg_prev" class="msg_prev"></a>
                <a href="#" id="msg_pause_play" class="msg_pause"></a><!-- has to change to msg_play if paused-->
                <a href="#" id="msg_next" class="msg_next"></a>
            </div>
            <div id="msg_thumbs" class="msg_thumbs"><!-- top has to animate to 0px, default -230px -->
                    <div class="msg_thumb_wrapper">
                    <a href="#"><img src="images/thumbs/1.jpg" alt="images/1.jpg"/></a>
                    <a href="#"><img src="images/thumbs/2.jpg" alt="images/2.jpg"/></a>
                    <a href="#"><img src="images/thumbs/3.jpg" alt="images/3.jpg"/></a>
                    <a href="#"><img src="images/thumbs/4.jpg" alt="images/4.jpg"/></a>
                    <a href="#"><img src="images/thumbs/5.jpg" alt="images/5.jpg"/></a>
                    <a href="#"><img src="images/thumbs/6.jpg" alt="images/6.jpg"/></a>
                    </div>
                    <div class="msg_thumb_wrapper" style="display:none;">
                    <a href="#"><img src="images/thumbs/7.jpg" alt="images/7.jpg"/></a>
                    <a href="#"><img src="images/thumbs/8.jpg" alt="images/8.jpg"/></a>
                    <a href="#"><img src="images/thumbs/9.jpg" alt="images/9.jpg"/></a>
                    <a href="#"><img src="images/thumbs/10.jpg" alt="images/10.jpg"/></a>
                    <a href="#"><img src="images/thumbs/11.jpg" alt="images/11.jpg"/></a>
                    <a href="#"><img src="images/thumbs/12.jpg" alt="images/12.jpg"/></a>
                </div>
                <a href="#" id="msg_thumb_next" class="msg_thumb_next"></a>
                <a href="#" id="msg_thumb_prev" class="msg_thumb_prev"></a>
                <a href="#" id="msg_thumb_close" class="msg_thumb_close"></a>
                <span class="msg_loading"></span><!-- show when next thumb wrapper loading -->
                </div>
            </div>

</div>



Jquery code

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<!-- The JavaScript -->
        <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
        <script type="text/javascript">
            $(function() {
                /**
                * interval : time between the display of images
                * playtime : the timeout for the setInterval function
                * current  : number to control the current image
                * current_thumb : the index of the current thumbs wrapper
                * nmb_thumb_wrappers : total number    of thumbs wrappers
                * nmb_images_wrapper : the number of images inside of each wrapper
                */
                var interval            = 4000;
                var playtime;
                var current             = 0;
                var current_thumb         = 0;
                var nmb_thumb_wrappers    = $('#msg_thumbs .msg_thumb_wrapper').length;
                var nmb_images_wrapper  = 6;
                /**
                * start the slideshow
                */
                play();
                
                /**
                * show the controls when 
                * mouseover the main container
                */
                slideshowMouseEvent();
                function slideshowMouseEvent(){
                    $('#msg_slideshow').unbind('mouseenter')
                                       .bind('mouseenter',showControls)
                                       .andSelf()
                                       .unbind('mouseleave')
                                       .bind('mouseleave',hideControls);
                    }
                
                /**
                * clicking the grid icon,
                * shows the thumbs view, pauses the slideshow, and hides the controls
                */
                $('#msg_grid').bind('click',function(e){
                    hideControls();
                    $('#msg_slideshow').unbind('mouseenter').unbind('mouseleave');
                    pause();
                    $('#msg_thumbs').stop().animate({'top':'0px'},500);
                    e.preventDefault();
                });
                
                /**
                * closing the thumbs view,
                * shows the controls
                */
                $('#msg_thumb_close').bind('click',function(e){
                    showControls();
                    slideshowMouseEvent();
                    $('#msg_thumbs').stop().animate({'top':'-230px'},500);
                    e.preventDefault();
                });
                
                /**
                * pause or play icons
                */
                $('#msg_pause_play').bind('click',function(e){
                    var $this = $(this);
                    if($this.hasClass('msg_play'))
                        play();
                    else
                        pause();
                    e.preventDefault();    
                });
                
                /**
                * click controls next or prev,
                * pauses the slideshow, 
                * and displays the next or prevoius image
                */
                $('#msg_next').bind('click',function(e){
                    pause();
                    next();
                    e.preventDefault();
                });
                $('#msg_prev').bind('click',function(e){
                    pause();
                    prev();
                    e.preventDefault();
                });
                
                /**
                * show and hide controls functions
                */
                function showControls(){
                    $('#msg_controls').stop().animate({'right':'15px'},500);
                }
                function hideControls(){
                    $('#msg_controls').stop().animate({'right':'-110px'},500);
                }
                
                /**
                * start the slideshow
                */
                function play(){
                    next();
                    $('#msg_pause_play').addClass('msg_pause').removeClass('msg_play');
                    playtime = setInterval(next,interval)
                }
                
                /**
                * stops the slideshow
                */
                function pause(){
                    $('#msg_pause_play').addClass('msg_play').removeClass('msg_pause');
                    clearTimeout(playtime);
                }
                
                /**
                * show the next image
                */
                function next(){
                    ++current;
                    showImage('r');
                }
                
                /**
                * shows the previous image
                */
                function prev(){
                    --current;
                    showImage('l');
                }
                
                /**
                * shows an image
                * dir : right or left
                */
                function showImage(dir){
                    /**
                    * the thumbs wrapper being shown, is always 
                    * the one containing the current image
                    */
                    alternateThumbs();
                    
                    /**
                    * the thumb that will be displayed in full mode
                    */
                    var $thumb = $('#msg_thumbs .msg_thumb_wrapper:nth-child('+current_thumb+')')
                                .find('a:nth-child('+ parseInt(current - nmb_images_wrapper*(current_thumb -1)) +')')
                                .find('img');
                    if($thumb.length){
                        var source = $thumb.attr('alt');
                        var $currentImage = $('#msg_wrapper').find('img');
                        if($currentImage.length){
                            $currentImage.fadeOut(function(){
                                $(this).remove();
                                $('<img />').load(function(){
                                    var $image = $(this);
                                    resize($image);
                                    $image.hide();
                                    $('#msg_wrapper').empty().append($image.fadeIn());
                                }).attr('src',source);
                            });
                        }
                        else{
                            $('<img />').load(function(){
                                    var $image = $(this);
                                    resize($image);
                                    $image.hide();
                                    $('#msg_wrapper').empty().append($image.fadeIn());
                            }).attr('src',source);
                        }
                                
                    }
                    else{ //this is actually not necessary since we have a circular slideshow
                        if(dir == 'r')
                            --current;
                        else if(dir == 'l')
                            ++current;    
                        alternateThumbs();
                        return;
                    }
                }
                
                /**
                * the thumbs wrapper being shown, is always 
                * the one containing the current image
                */
                function alternateThumbs(){
                    $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+current_thumb+')')
                                    .hide();
                    current_thumb = Math.ceil(current/nmb_images_wrapper);
                    /**
                    * if we reach the end, start from the beggining
                    */
                    if(current_thumb > nmb_thumb_wrappers){
                        current_thumb     = 1;
                        current         = 1;
                    }    
                    /**
                    * if we are at the beggining, go to the end
                    */                    
                    else if(current_thumb == 0){
                        current_thumb     = nmb_thumb_wrappers;
                        current         = current_thumb*nmb_images_wrapper;
                    }
                    
                    $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+current_thumb+')')
                                    .show();    
                }
                
                /**
                * click next or previous on the thumbs wrapper
                */
                $('#msg_thumb_next').bind('click',function(e){
                    next_thumb();
                    e.preventDefault();
                });
                $('#msg_thumb_prev').bind('click',function(e){
                    prev_thumb();
                    e.preventDefault();
                });
                function next_thumb(){
                    var $next_wrapper = $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+parseInt(current_thumb+1)+')');
                    if($next_wrapper.length){
                        $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+current_thumb+')')
                                        .fadeOut(function(){
                                            ++current_thumb;
                                            $next_wrapper.fadeIn();                                    
                                        });
                    }
                }
                function prev_thumb(){
                    var $prev_wrapper = $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+parseInt(current_thumb-1)+')');
                    if($prev_wrapper.length){
                        $('#msg_thumbs').find('.msg_thumb_wrapper:nth-child('+current_thumb+')')
                                        .fadeOut(function(){
                                            --current_thumb;
                                            $prev_wrapper.fadeIn();                                    
                                        });
                    }                
                }
                
                /**
                * clicking on a thumb, displays the image (alt attribute of the thumb)
                */
                $('#msg_thumbs .msg_thumb_wrapper > a').bind('click',function(e){
                    var $this         = $(this);
                    $('#msg_thumb_close').trigger('click');
                    var idx            = $this.index();
                    var p_idx        = $this.parent().index();
                    current            = parseInt(p_idx*nmb_images_wrapper + idx + 1);
                    showImage();
                    e.preventDefault();
                }).bind('mouseenter',function(){
                    var $this         = $(this);
                    $this.stop().animate({'opacity':1});
                }).bind('mouseleave',function(){
                    var $this         = $(this);    
                    $this.stop().animate({'opacity':0.5});
                });
                
                /**
                * resize the image to fit in the container (400 x 400)
                */
                function resize($image){
                    var theImage     = new Image();
                    theImage.src     = $image.attr("src");
                    var imgwidth     = theImage.width;
                    var imgheight     = theImage.height;
                    
                    var containerwidth  = 400;
                    var containerheight = 400;
                
                    if(imgwidth    > containerwidth){
                        var newwidth = containerwidth;
                        var ratio = imgwidth / containerwidth;
                        var newheight = imgheight / ratio;
                        if(newheight > containerheight){
                            var newnewheight = containerheight;
                            var newratio = newheight/containerheight;
                            var newnewwidth =newwidth/newratio;
                            theImage.width = newnewwidth;
                            theImage.height= newnewheight;
                        }
                        else{
                            theImage.width = newwidth;
                            theImage.height= newheight;
                        }
                    }
                    else if(imgheight > containerheight){
                        var newheight = containerheight;
                        var ratio = imgheight / containerheight;
                        var newwidth = imgwidth / ratio;
                        if(newwidth > containerwidth){
                            var newnewwidth = containerwidth;
                            var newratio = newwidth/containerwidth;
                            var newnewheight =newheight/newratio;
                            theImage.height = newnewheight;
                            theImage.width= newnewwidth;
                        }
                        else{
                            theImage.width = newwidth;
                            theImage.height= newheight;
                        }
                    }
                    $image.css({
                        'width'    :theImage.width,
                        'height':theImage.height
                    });
                }
            });
        </script>

16-03-2011 10:56
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