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< > BotCompany Repo | #1019643 // Font Plus/Minus (enlarge/shrink font size of components by clicking on them)

JavaX source code (Dynamic Module) [tags: use-pretranspiled] - run with: Stefan's OS

Libraryless. Click here for Pure Java version (14734L/102K).

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!7
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module FontPlusMinus > DynPrintLog {
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  transient volatile bool active, enlarging;
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  double scale = 1.25;
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  visualize {
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    ret centerAndSouthWithMargins(super.visualize(), jhgrid(
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      jbutton("Font +", r { doIt(true) }),
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      jbutton("Font -", r { doIt(false) })));
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  }
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  start {
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    dm_requireMouseLogger();
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    ownResource(vmBus_onMessage('mouseDown, voidfunc(int x, int y, int button) {
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      if (!active) ret;
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      active = false;
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      final JComponent c = optCast(JComponent, componentAtScreenLocation(x, y));
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      print("Have component: " + c);
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      if (c == null) ret;
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      swing {
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        Font font = scaleFont(c.getFont(), enlarging ? scale : 1/scale);
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        c.setFont(font);
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        print((enlarging ? "Enlarged" : "Shrunk") + " font to " + formatDouble(font.getSize2D(), 1));
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      }
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    }));
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  }
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  void doIt(bool enlarge) {
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    enlarging = enlarge;
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    print("Please click on a component to " + (enlarge ? "enlarge" : "shrink") + " its font");
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    set active;
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  }
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}

Author comment

Began life as a copy of #1019642

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Snippet ID: #1019643
Snippet name: Font Plus/Minus (enlarge/shrink font size of components by clicking on them)
Eternal ID of this version: #1019643/6
Text MD5: 798d7478d374ee17e8372956cb10aa43
Transpilation MD5: a9c29ae4df3e89ef886457d0de7e6b5c
Author: stefan
Category: javax / stefan's os
Type: JavaX source code (Dynamic Module)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2018-11-17 00:51:27
Source code size: 1031 bytes / 34 lines
Pitched / IR pitched: No / No
Views / Downloads: 319 / 6675
Version history: 5 change(s)
Referenced in: [show references]