public SliderField(
Bitmap thumb,
Bitmap sliderBackground,
Bitmap sliderBackgroundFocus,
int numStates,
int initialState,
int xLeftBackMargin,
int xRightBackMargin,
long style) {
super(style);
if (initialState > numStates || numStates < 2) {}
_imageThumb = thumb;
_imageSlider = sliderBackground;
_imageSliderFocus = sliderBackgroundFocus;
_numStates = numStates;
setState(initialState);
_xLeftBackMargin = xLeftBackMargin;
_xRightBackMargin = xRightBackMargin;
_rop = _imageSlider.hasAlpha() ? Graphics.ROP_SRC_ALPHA : Graphics.ROP_SRC_COPY;
_thumbWidth = thumb.getWidth();
_thumbHeight = thumb.getHeight();
initBitmaps();
}
private void copy(Bitmap src, int x, int y, int width, int height, Bitmap dest) {
int[] argbData = new int[width * height];
src.getARGB(argbData, 0, width, x, y, width, height);
for (int tx = 0; tx < dest.getWidth(); tx += width) {
for (int ty = 0; ty < dest.getHeight(); ty += height) {
dest.setARGB(argbData, 0, width, tx, ty, width, height);
}
}
}
public BitmapButtonField(Bitmap normalState, Bitmap focusState, long style) {
super(Field.FOCUSABLE | style);
if ((normalState.getWidth() != focusState.getWidth())
|| (normalState.getHeight() != focusState.getHeight())) {
throw new IllegalArgumentException("Image sizes don't match");
}
_bitmaps = new Bitmap[] {normalState, focusState};
}
// Similar to TextFields layout()
protected void layout(int width, int height) {
if (width < 0 || height < 0) throw new IllegalArgumentException();
// We'll take all we can get
_totalWidth = width;
// The largest of the two image heights
_totalHeight = Math.max(_imageSlider.getHeight(), _imageThumb.getHeight());
setExtent(_totalWidth, _totalHeight);
}
private void paintSliderBackground(Graphics g, Bitmap left, Bitmap middle, Bitmap right) {
int sliderHeight = _imageSlider.getHeight();
int sliderBackYOffset = (_totalHeight - sliderHeight) >> 1;
// Left
g.drawBitmap(0, sliderBackYOffset, _xLeftBackMargin, sliderHeight, left, 0, 0); // lefttop
// Middle
g.tileRop(
_rop,
_xRightBackMargin,
sliderBackYOffset,
_totalWidth - _xLeftBackMargin - _xRightBackMargin,
sliderHeight,
middle,
0,
0); // top
// Right
g.drawBitmap(
_totalWidth - _xRightBackMargin,
sliderBackYOffset,
_xRightBackMargin,
sliderHeight,
right,
0,
0); // lefttop
}
/**
* Constructor.
*
* @param text The text to be displayed on the button
* @param style Combination of field style bits to specify display attributes
*/
public BOC(String dboc, String iboc, String tboc) {
super(Field.NON_FOCUSABLE);
try {
_width = Display.getWidth();
switch (_width) {
case 480:
f2 = 20;
dbmp = Bitmap.getBitmapResource("bocdom480.jpg");
ibmp = Bitmap.getBitmapResource("bocinter480.jpg");
tbmp = Bitmap.getBitmapResource("boctotal480.jpg");
_height = 60;
break;
case 360:
f2 = 19;
dbmp = Bitmap.getBitmapResource("bocdom360.png");
ibmp = Bitmap.getBitmapResource("bocinter360.png");
tbmp = Bitmap.getBitmapResource("boctotal360.png");
_height = 60;
break;
default:
f2 = 17;
dbmp = Bitmap.getBitmapResource("bocdom320.png");
ibmp = Bitmap.getBitmapResource("bocinter320.png");
tbmp = Bitmap.getBitmapResource("boctotal320.png");
_height = 60;
break;
}
_dboc = dboc;
_iboc = iboc;
_tboc = tboc;
FontFamily ff1 = FontFamily.forName("BBAlpha Serif");
font = ff1.getFont(Font.PLAIN, f2);
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
}
public void paint(Graphics g) {
// Calculate the slider position
int sliderHeight = _imageSlider.getHeight();
int sliderBackYOffset = (_totalHeight - sliderHeight) >> 1;
// Determine a Background Color for the slider
int backgroundColor = _defaultBackgroundColour;
if (_backgroundSelectedColours != null || _backgroundColours != null) {
if (_selected) {
backgroundColor =
_backgroundSelectedColours != null
? _backgroundSelectedColours[getState()]
: _defaultSelectColour;
} else if (g.isDrawingStyleSet(Graphics.DRAWSTYLE_FOCUS)) {
backgroundColor =
_backgroundColours != null ? _backgroundColours[getState()] : _defaultHoverColour;
} else {
backgroundColor = _defaultBackgroundColour;
}
}
g.setColor(backgroundColor);
g.fillRect(1, sliderBackYOffset + 1, _totalWidth - 2, sliderHeight - 2);
if (g.isDrawingStyleSet(Graphics.DRAWSTYLE_FOCUS)) {
paintSliderBackground(
g, _imageSliderFocusLeft, _imageSliderFocusCenter, _imageSliderFocusRight);
} else {
paintSliderBackground(g, _imageSliderLeft, _imageSliderCenter, _imageSliderRight);
}
// Calculate the thumb position
int thumbXOffset = ((_totalWidth - _thumbWidth) * _currentState) / _numStates;
// Draw the thumb
g.drawBitmap(
thumbXOffset,
(_totalHeight - _thumbHeight) >> 1,
_thumbWidth,
_thumbHeight,
_imageThumb,
0,
0);
}
/**
* Cuts up the background image and margins you provide to make the left, center, and right
* bitmaps
*/
public void initBitmaps() {
int height = _imageSlider.getHeight();
_imageSliderLeft = new Bitmap(_xLeftBackMargin, height);
_imageSliderCenter =
new Bitmap(_imageSlider.getWidth() - _xRightBackMargin - _xLeftBackMargin, height);
_imageSliderRight = new Bitmap(_xRightBackMargin, height);
copy(_imageSlider, 0, 0, _xLeftBackMargin, height, _imageSliderLeft);
copy(
_imageSlider,
_xLeftBackMargin,
0,
_imageSlider.getWidth() - _xRightBackMargin - _xLeftBackMargin,
height,
_imageSliderCenter);
copy(
_imageSlider,
_imageSlider.getWidth() - _xRightBackMargin,
0,
_xRightBackMargin,
height,
_imageSliderRight);
_imageSliderFocusLeft = new Bitmap(_xLeftBackMargin, height);
_imageSliderFocusCenter =
new Bitmap(_imageSlider.getWidth() - _xRightBackMargin - _xLeftBackMargin, height);
_imageSliderFocusRight = new Bitmap(_xRightBackMargin, height);
copy(_imageSliderFocus, 0, 0, _xLeftBackMargin, height, _imageSliderFocusLeft);
copy(
_imageSliderFocus,
_xLeftBackMargin,
0,
_imageSlider.getWidth() - _xRightBackMargin - _xLeftBackMargin,
height,
_imageSliderFocusCenter);
copy(
_imageSliderFocus,
_imageSlider.getWidth() - _xRightBackMargin,
0,
_xRightBackMargin,
height,
_imageSliderFocusRight);
}
public FreemapMainScreen() {
super(DEFAULT_MENU);
m_this = this;
int size = 20;
m_contextMenuItems = new Vector(size);
m_MiniMenuItems = new Vector(size);
for (int i = 0; i < size; ++i) {
m_contextMenuItems.addElement(null);
m_MiniMenuItems.addElement(null);
}
m_initial_locale = Locale.getDefaultInputForSystem();
waiting_dialog =
new Dialog(
"please wait...",
new String[] {"Hide"},
null,
Dialog.OK,
Bitmap.getPredefinedBitmap(Bitmap.HOURGLASS));
isLandscapeScreen = getVisibleWidth() > getVisibleHeight() ? 1 : 0;
}
public UIExampleListStyleButtonFieldScreen() {
super(NO_VERTICAL_SCROLL | USE_ALL_HEIGHT);
setTitle("ListStyleButtonField Example");
Bitmap caret = Bitmap.getBitmapResource("chevron_right_black_15x22.png");
ListStyleButtonField one = new ListStyleButtonField("Music", caret);
one.setChangeListener(this);
add(one);
ListStyleButtonField two = new ListStyleButtonField("Photos", caret);
two.setChangeListener(this);
add(two);
ListStyleButtonField three = new ListStyleButtonField("Extras", caret);
three.setChangeListener(this);
add(three);
ListStyleButtonField four = new ListStyleButtonField("Settings", caret);
four.setChangeListener(this);
add(four);
ListStyleButtonField five = new ListStyleButtonField("Shuffle Songs", 0);
five.setChangeListener(this);
add(five);
_explanation = new UIExampleScreen();
_explanation.setTitle("ListStyleButtonField Explanation");
LabelField explanationLabel =
new LabelField(
"The ListStyleButtonField looks like a list row, but is just a simple button. Good for use with a small finite set of elements.");
explanationLabel.setPadding(5, 5, 5, 5);
_explanation.add(explanationLabel);
}
/**
* Field implementation.
*
* @see net.rim.device.api.ui.Field#paint(Graphics)
*/
protected void paint(Graphics graphics) {
// First draw the background colour and picture
switch (Display.getWidth()) {
case 480:
graphics.drawBitmap(12, 10, dbmp.getWidth(), dbmp.getHeight(), dbmp, 0, 0);
graphics.drawBitmap(167, 10, ibmp.getWidth(), ibmp.getHeight(), ibmp, 0, 0);
graphics.drawBitmap(324, 10, tbmp.getWidth(), tbmp.getHeight(), tbmp, 0, 0);
graphics.setFont(font);
graphics.setColor(Color.DARKSLATEGRAY);
graphics.drawText(_dboc, 18, 40);
graphics.drawText(_iboc, 173, 40);
graphics.drawText(_tboc, 330, 40);
break;
case 360:
graphics.drawBitmap(15, 10, dbmp.getWidth(), dbmp.getHeight(), dbmp, 0, 0);
graphics.drawBitmap(185, 10, ibmp.getWidth(), ibmp.getHeight(), ibmp, 0, 0);
graphics.setFont(font);
graphics.setColor(Color.DARKSLATEGRAY);
graphics.drawText(_dboc, 28, 40);
graphics.drawText(_iboc, 198, 40);
graphics.drawBitmap(15, 65, tbmp.getWidth(), tbmp.getHeight(), tbmp, 0, 0);
graphics.drawText(_tboc, 130, 95);
break;
default:
graphics.drawBitmap(15, 9, dbmp.getWidth(), dbmp.getHeight(), dbmp, 0, 0);
graphics.drawBitmap(166, 10, ibmp.getWidth(), ibmp.getHeight(), ibmp, 0, 0);
graphics.setFont(font);
graphics.setColor(Color.DARKSLATEGRAY);
graphics.drawText(_dboc, 18, 40);
graphics.drawText(_iboc, 172, 40);
graphics.drawBitmap(15, 65, tbmp.getWidth(), tbmp.getHeight(), tbmp, 0, 0);
graphics.drawText(_tboc, 110, 95);
break;
}
}
