@Override public void onDestroy() { super.onDestroy(); if (!exitActivity) { EPOSPrintSampleActivity.closePrinter(); } }
private void printImage() { if (selectImage == null) { ShowMsg.showError(R.string.errmsg_noimage, this); return; } Builder builder = null; String method = ""; try { // create builder Intent intent = getIntent(); method = "Builder"; builder = new Builder( intent.getStringExtra("printername"), intent.getIntExtra("language", 0), getApplicationContext()); // add command method = "addImage"; builder.addImage( selectImage, 0, 0, Math.min(IMAGE_WIDTH_MAX, selectImage.getWidth()), selectImage.getHeight(), Builder.COLOR_1, getBuilderMode(), getBuilderHalftone(), getBuilderBrightness()); // send builder data int[] status = new int[1]; int[] battery = new int[1]; try { Print printer = EPOSPrintSampleActivity.getPrinter(); printer.sendData(builder, SEND_TIMEOUT, status, battery); ShowMsg.showStatus(EposException.SUCCESS, status[0], battery[0], this); } catch (EposException e) { ShowMsg.showStatus(e.getErrorStatus(), e.getPrinterStatus(), e.getBatteryStatus(), this); } } catch (Exception e) { ShowMsg.showException(e, method, this); } // remove builder if (builder != null) { try { builder.clearCommandBuffer(); builder = null; } catch (Exception e) { builder = null; } } }
/** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.image); // check close port Print printer = EPOSPrintSampleActivity.getPrinter(); if (printer == null) { finish(); return; } else { printer.setStatusChangeEventCallback(this); printer.setBatteryStatusChangeEventCallback(this); } // init printer list Spinner spinner = (Spinner) findViewById(R.id.spinner_colormode); ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); adapter.add(getString(R.string.mode_mono)); adapter.add(getString(R.string.mode_gray16)); spinner.setAdapter(adapter); // init language list spinner = (Spinner) findViewById(R.id.spinner_halftonemethod); adapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); adapter.add(getString(R.string.halftone_dither)); adapter.add(getString(R.string.halftone_error_diffusion)); adapter.add(getString(R.string.halftone_threshold)); spinner.setAdapter(adapter); // init edit TextView textBrightness = (TextView) findViewById(R.id.editText_brightness); textBrightness.setText("1.0"); // Registration ClickListener Button button = (Button) findViewById(R.id.button_print); button.setOnClickListener(this); button = (Button) findViewById(R.id.button_select); button.setOnClickListener(this); }