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< > BotCompany Repo | #1016034 // Image Info [Dyn Module]

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

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!7

sclass ImageInfo extends DynModule {
  S path;
  bool allowedToLook;
  Bool exists;
  Pt size;

  transient JComboBox cbAllowedToLook;
  transient BufferedImage image;
  transient long imageLoaded;
  
  File file() { ret newFile(path); }
  
  JComponent visualize() {
    if (path == null)
      ret jcenteredbutton("Load image...", r {
        selectFile("Load image", voidfunc(File f) {
          setField(path := f2s(f));
          revisualize();
        });
      });
      
    if (cbAllowedToLook == null)
      cbAllowedToLook = yesNoComboBox(allowedToLook,
        voidfunc(bool b) { setField(allowedToLook := b) });
        
    ret makeForm(
      "Image location" := path,
      allowedToLook := cbAllowedToLook,
      +exists,
      "Size", size == null ? null : size.x + "*" + size.y,
      "Loaded" := image != null);
  }
  
  void update {
    if (path != null && allowedToLook) {
      bool change = setField(exists := file().isFile());
      if (!exists)
        change |= setField(size := null);
      else try {
        getImage();
        change |= setField(size := pt(image.getWidth(), image.getHeight()));
      } catch print e {
        change |= setField(size := null);
      }
      if (change)
        revisualize();
    } else
      if (setFields(exists := null, size := null, image := null)) revisualize();
  }
  
  // API for other modules
  File getFile() { ret file(); }
  Image getImage() {
    lock lock;
    if (image == null) {
      imageLoaded = now();
      image = loadImage2(file());
    }
    ret image;
  }
}

Author comment

Began life as a copy of #1015916

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Travelled to 13 computer(s): aoiabmzegqzx, bhatertpkbcr, cbybwowwnfue, cfunsshuasjs, gwrvuhgaqvyk, ishqpsrjomds, lpdgvwnxivlt, mqqgnosmbjvj, pyentgdyhuwx, pzhvpgtvlbxg, tslmcundralx, tvejysmllsmz, vouqrxazstgt

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Snippet ID: #1016034
Snippet name: Image Info [Dyn Module]
Eternal ID of this version: #1016034/10
Text MD5: c12f21e84c7c254715c24da302bcb59a
Transpilation MD5: 56291b87d273d442988902524ab6ec71
Author: stefan
Category: javax / gui
Type: JavaX source code (Dynamic Module)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2018-06-08 18:38:12
Source code size: 1616 bytes / 63 lines
Pitched / IR pitched: No / No
Views / Downloads: 381 / 530
Version history: 9 change(s)
Referenced in: