42cd87bbfe
x/y/width/height values went into the calculation for the next popup, and things got iteratively worse due to padding issues). But the good news is that this whole subsystem is vastly simpler when implemented with the new interface.
53 lines
1.7 KiB
Text
53 lines
1.7 KiB
Text
##
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# Pop up a "tip" dialog for a moment, then remove it. The delay in
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# seconds can be specified as the second argument. The default is 1
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# second. Note that the tip dialog is a shared resource. If
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# someone else comes along and wants to pop a tip up before your delay
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# is finished, you lose. :)
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#
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popupTip = func {
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delay = if(size(arg) > 1) {arg[1]} else {DELAY};
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tmpl = { name : "PopTip", modal : 0, layout : "hbox",
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y: screenHProp.getValue() - 140,
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text : { label : arg[0], padding : 6 } };
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popdown();
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fgcommand("dialog-new", props.Node.new(tmpl));
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fgcommand("dialog-show", tipArg);
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currTimer = currTimer + 1;
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thisTimer = currTimer;
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settimer(func { if(currTimer == thisTimer) { popdown() } }, DELAY);
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}
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########################################################################
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# Private Stuff:
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########################################################################
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##
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# Initialize property nodes via a timer, to insure the props module is
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# loaded. See notes in view.nas. Simply cache the screen height
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# property and the argument for the "dialog-show" command. This
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# probably isn't really needed...
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#
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screenHProp = tipArg = nil;
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INIT = func {
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screenHProp = props.globals.getNode("/sim/startup/ysize");
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tipArg = props.Node.new({ "dialog-name" : "PopTip" });
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}
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settimer(INIT, 0);
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##
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# How many seconds do we show the tip?
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#
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DELAY = 1.0;
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##
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# Pop down the tip dialog, if it is visible.
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#
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popdown = func { fgcommand("dialog-close", tipArg); }
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# Marker for the "current" timer. This value gets stored in the
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# closure of the timer function, and is used to check that there
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# hasn't been a more recent timer set that should override.
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currTimer = 0;
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