/**
* Specifies the button's text color as an alpha-red-green-blue integer.
*
* @param argb text RGB color with alpha
*/
@DesignerProperty(
editorType = PropertyTypeConstants.PROPERTY_TYPE_COLOR,
defaultValue = Component.DEFAULT_VALUE_COLOR_DEFAULT)
@SimpleProperty
public void TextColor(int argb) {
// TODO(user): I think there is a way of only setting the color for the enabled state
textColor = argb;
if (argb != Component.COLOR_DEFAULT) {
TextViewUtil.setTextColor(view, argb);
} else {
TextViewUtil.setTextColors(view, defaultColorStateList);
}
}
/**
* Specifies the button's text's font size, measured in pixels.
*
* @param size font size in pixel
*/
@DesignerProperty(
editorType = PropertyTypeConstants.PROPERTY_TYPE_NON_NEGATIVE_FLOAT,
defaultValue = Component.FONT_DEFAULT_SIZE + "")
@SimpleProperty(userVisible = false)
public void FontSize(float size) {
TextViewUtil.setFontSize(view, size);
}
// Update appearance based on values of backgroundImageDrawable, backgroundColor and shape.
// Images take precedence over background colors.
private void updateAppearance() {
// If there is no background image,
// the appearance depends solely on the background color and shape.
if (backgroundImageDrawable == null) {
if (shape == Component.BUTTON_SHAPE_DEFAULT) {
if (backgroundColor == Component.COLOR_DEFAULT) {
// If there is no background image and color is default,
// restore original 3D bevel appearance.
ViewUtil.setBackgroundDrawable(view, defaultButtonDrawable);
} else {
// Clear the background image.
ViewUtil.setBackgroundDrawable(view, null);
// Set to the specified color (possibly COLOR_NONE for transparent).
TextViewUtil.setBackgroundColor(view, backgroundColor);
}
} else {
// If there is no background image and the shape is something other than default,
// create a drawable with the appropriate shape and color.
setShape();
}
} else {
// If there is a background image
ViewUtil.setBackgroundImage(view, backgroundImageDrawable);
}
}
/**
* Creates a new ButtonBase component.
*
* @param container container, component will be placed in
*/
public ButtonBase(ComponentContainer container) {
super(container);
view = new android.widget.Button(container.$context());
// Save the default values in case the user wants them back later.
defaultButtonDrawable = view.getBackground();
defaultColorStateList = view.getTextColors();
// Adds the component to its designated container
container.$add(this);
// Listen to clicks and focus changes
view.setOnClickListener(this);
view.setOnFocusChangeListener(this);
view.setOnLongClickListener(this);
view.setOnTouchListener(this);
// Default property values
TextAlignment(Component.ALIGNMENT_CENTER);
// BackgroundColor and Image are dangerous properties:
// Once either of them is set, the 3D bevel effect for the button is
// irretrievable, except by reloading defaultButtonDrawable, defined above.
BackgroundColor(Component.COLOR_DEFAULT);
Image("");
Enabled(true);
fontTypeface = Component.TYPEFACE_DEFAULT;
TextViewUtil.setFontTypeface(view, fontTypeface, bold, italic);
FontSize(Component.FONT_DEFAULT_SIZE);
Text("");
TextColor(Component.COLOR_DEFAULT);
Shape(Component.BUTTON_SHAPE_DEFAULT);
}
/**
* Specifies the button's text's font face as default, serif, sans serif, or monospace.
*
* @param typeface one of {@link Component#TYPEFACE_DEFAULT}, {@link Component#TYPEFACE_SERIF},
* {@link Component#TYPEFACE_SANSSERIF} or {@link Component#TYPEFACE_MONOSPACE}
*/
@DesignerProperty(
editorType = PropertyTypeConstants.PROPERTY_TYPE_TYPEFACE,
defaultValue = Component.TYPEFACE_DEFAULT + "")
@SimpleProperty(userVisible = false)
public void FontTypeface(int typeface) {
fontTypeface = typeface;
TextViewUtil.setFontTypeface(view, fontTypeface, bold, italic);
}
/**
* Specifies whether the button's text should be italic. Some fonts do not support italic.
*
* @param italic {@code true} indicates italic, {@code false} normal
*/
@DesignerProperty(
editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN,
defaultValue = "False")
@SimpleProperty(userVisible = false)
public void FontItalic(boolean italic) {
this.italic = italic;
TextViewUtil.setFontTypeface(view, fontTypeface, bold, italic);
}
/**
* Specifies the alignment of the button's text: center, normal (e.g., left-justified if text is
* written left to right), or opposite (e.g., right-justified if text is written left to right).
*
* @param alignment one of {@link Component#ALIGNMENT_NORMAL}, {@link Component#ALIGNMENT_CENTER}
* or {@link Component#ALIGNMENT_OPPOSITE}
*/
@DesignerProperty(
editorType = PropertyTypeConstants.PROPERTY_TYPE_TEXTALIGNMENT,
defaultValue = Component.ALIGNMENT_CENTER + "")
@SimpleProperty(userVisible = false)
public void TextAlignment(int alignment) {
this.textAlignment = alignment;
TextViewUtil.setAlignment(view, alignment, true);
}
/**
* Specifies the text displayed by the button.
*
* @param text new caption for button
*/
@DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_STRING, defaultValue = "")
@SimpleProperty
public void Text(String text) {
TextViewUtil.setText(view, text);
}
/**
* Returns the text displayed by the button.
*
* @return button caption
*/
@SimpleProperty(category = PropertyCategory.APPEARANCE)
public String Text() {
return TextViewUtil.getText(view);
}
/**
* Returns the button's text's font size, measured in pixels.
*
* @return font size in pixel
*/
@SimpleProperty(category = PropertyCategory.APPEARANCE, userVisible = false)
public float FontSize() {
return TextViewUtil.getFontSize(view);
}
/**
* Specifies whether the button should be active and clickable.
*
* @param enabled {@code true} for enabled, {@code false} disabled
*/
@DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN, defaultValue = "True")
@SimpleProperty
public void Enabled(boolean enabled) {
TextViewUtil.setEnabled(view, enabled);
}
/**
* Returns true if the button is active and clickable.
*
* @return {@code true} indicates enabled, {@code false} disabled
*/
@SimpleProperty(category = PropertyCategory.BEHAVIOR)
public boolean Enabled() {
return TextViewUtil.isEnabled(view);
}