Fossil

Diff
Login

Differences From Artifact [fd15b5f2]:

To Artifact [29561f5f]:


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          chunks. */
      FillGap: 0,
      /** Prepend context to the start of the next diff chunk. */
      NextUp: -1,
      /** Process the next queued action. */
      ProcessQueue: 0x7fffffff
    },
    config: {
      /*
      glyphUp: '⇡', //'&#uarr;',
      glyphDown: '⇣' //'&#darr;'
      */
    },

    /**
       Creates and returns a button element for fetching a chunk in
       the given fetchType (as documented for fetchChunk()).
    */
    createButton: function(fetchType){
      let b;
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         previous lines, we're doing so on behalf of the *next* diff
         chunk (this.pos.next), and vice versa. */
      if(fetchType===this.FetchType.NextUp && !this.pos.next
        || fetchType===this.FetchType.PrevDown && !this.pos.prev){
        console.error("Attempt to fetch diff lines but don't have any.");
        return this;
      }
      this.msg(false);
      this.msg(false,"Fetching diff chunk...");
      const self = this;
      const fOpt = {
        urlParams:{
          name: this.fileHash, from: 0, to: 0
        },
        aftersend: ()=>this.msg(false),
        onload: function(list){
          this.injectResponse(fetchType,up,list);
          if( !this.$fetchQueue || this.$fetchQueue.length==0 ) return;
          this.$fetchQueue.shift();
          setTimeout(this.fetchChunk.bind(this,this.FetchType.ProcessQueue));
          self.injectResponse(fetchType,up,list);
          if( !self.$fetchQueue || self.$fetchQueue.length==0 ) return;
          self.$fetchQueue.shift();
          setTimeout(self.fetchChunk.bind(self,self.FetchType.ProcessQueue));
        }.bind(this)
        }
      };
      const up = fOpt.urlParams;
      if(fetchType===this.FetchType.FillGap){
        /* Easiest case: filling a whole gap. */
        up.from = this.pos.startLhs;
        up.to = this.pos.endLhs;
      }else if(this.FetchType.PrevDown===fetchType){
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        if( this.pos.prev && this.pos.prev.endLhs >= up.from ){
          up.from = this.pos.prev.endLhs + 1;
          fetchType = this.FetchType.FillGap;
        }
      }
      //console.debug("fetchChunk(",fetchType,")",up);
      fOpt.onerror = function(err){
        this.msg(true,err.message);
        this.$fetchQueue = [];
      }.bind(this);
        self.msg(true,err.message);
        self.$fetchQueue = [];
      };
      Diff.fetchArtifactChunk(fOpt);
      return this;
    }
  };

  /**
     Adds context-loading buttons to one or more tables. The argument