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QPenPrinter : QObject {
var printFunc, cancelFunc, okFunc;
*qtClass { ^'QcPenPrinter' }
*new {
^super.new.init;
}
*print { |printFunc, cancelFunc|
this.new.showDialog( { |p| p.print(printFunc) }, cancelFunc);
}
init {
heap.remove(this);
this.connectFunction('printFunc()', synchronous:true) {
printFunc.value(this);
printFunc = nil;
heap.remove(this);
};
this.connectFunction('dialogDone(int)', synchronous:false) { |me, ok|
if( ok == 1 ) {
okFunc.value(this);
} {
cancelFunc.value(this);
};
okFunc = nil;
cancelFunc = nil;
heap.remove(this);
};
}
showDialog { |aOkFunc, aCancelFunc|
if(okFunc.notNil or: cancelFunc.notNil) {
"QPenPrinter: dialog already open".warn;
^this;
};
okFunc = aOkFunc;
cancelFunc = aCancelFunc;
heap = heap.add(this);
this.invokeMethod(\show, synchronous:false);
}
print { |aPrintFunc|
if(printFunc.notNil) {
"QPenPrinter: printing already in progress".warn;
^this;
};
printFunc = aPrintFunc;
heap = heap.add(this);
this.invokeMethod(\print, synchronous:false);
}
newPage {
this.invokeMethod(\newPage, synchronous:true);
}
pageRect { ^this.getProperty(\pageRect) }
paperRect { ^this.getProperty(\paperRect) }
fromPage { ^this.getProperty(\fromPage) }
toPage { ^this.getProperty(\toPage) }
pageSize { ^this.pageRect.size }
bounds { ^this.pageRect }
}
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