Java Insets类代码示例

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
protected void setValueInternal(Object value) {
    if (null == value) {
        super.setValueInternal(null);
    } else if (value instanceof CharSequence) {
        handleAsString(String.valueOf(value));
    } else if (value instanceof List) {
        handleAsList((List) value);
    } else if (value instanceof Map) {
        handleAsMap((Map) value);
    } else if (value instanceof Number) {
        handleAsNumber((Number) value);
    } else if (value instanceof Insets) {
        super.setValueInternal(value);
    } else {
        throw illegalValue(value, Insets.class);
    }
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private void handleAsString(String str) {
    if (isBlank(str)) {
        super.setValueInternal(null);
        return;
    }

    int t = 0;
    int l = 0;
    int r = 0;
    int b = 0;
    String[] parts = str.split(",");
    switch (parts.length) {
        case 4:
            b = parseValue(parts[3]);
        case 3:
            r = parseValue(parts[2]);
        case 2:
            l = parseValue(parts[1]);
        case 1:
            t = parseValue(parts[0]);
            super.setValueInternal(new Insets(t, l, r, b));
            break;
        default:
            throw illegalValue(str, Insets.class);
    }
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private void handleAsList(List<?> list) {
    if(list.isEmpty()) {
        super.setValueInternal(null);
        return;
    }

    int t = 0;
    int l = 0;
    int r = 0;
    int b = 0;
    switch (list.size()) {
        case 4:
            b = parseValue(list.get(3));
        case 3:
            r = parseValue(list.get(2));
        case 2:
            l = parseValue(list.get(1));
        case 1:
            t = parseValue(list.get(0));
            super.setValueInternal(new Insets(t, l, r, b));
            break;
        default:
            throw illegalValue(list, Insets.class);
    }
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
@Override
public void tooltipTriggered(Component component, int x, int y) {
    String tooltipText = component.getTooltipText();
    if (!isNullOrEmpty(tooltipText)) {
        Display display = component.getDisplay();
        Point location = component.mapPointToAncestor(display, x, y);
        int tooltipX = location.x + 16;
        int tooltipY = location.y;
        TextArea content = new TextArea();
        content.getStyles().put("wrapText", Boolean.TRUE);
        content.getStyles().put("margin", new Insets(0));
        content.setPreferredWidth(Math.min(display.getWidth() - tooltipX, getStringWidth(tooltipText, (Font) content.getStyles().get("font"))));
        content.setText(tooltipText);
        Tooltip tooltip = new Tooltip(content);
        int tooltipWidth = tooltip.getPreferredWidth();
        int tooltipHeight = tooltip.getPreferredHeight();
        // ensure tooltip is inside display's bounds
        if (tooltipX + tooltipWidth > display.getWidth()) {
            tooltipX -= tooltipX + tooltipWidth - display.getWidth();
        }
        if (tooltipY + tooltipHeight > display.getHeight()) {
            tooltipY -= tooltipHeight;
        }
        tooltip.setLocation(tooltipX, tooltipY);
        tooltip.open(component.getWindow());
    }
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private void handleAsMap(Map<?, ?> map) {
    if(map.isEmpty()) {
        super.setValueInternal(null);
        return;
    }

    int t = getMapValue(map, "top", 0);
    int l = getMapValue(map, "left", 0);
    int r = getMapValue(map, "right", 0);
    int b = getMapValue(map, "bottom", 0);
    super.setValueInternal(new Insets(t, l, r, b));
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private int parseValue(Object value) {
    if (value instanceof CharSequence) {
        return parse(String.valueOf(value));
    } else if (value instanceof Number) {
        return parse((Number) value);
    }
    throw illegalValue(value, Insets.class);
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private int parse(String val) {
    try {
        return Integer.parseInt(val.trim());
    } catch (NumberFormatException e) {
        throw illegalValue(val, Insets.class, e);
    }
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private int getMapValue(Map<?, ?> map, String key, int defaultValue) {
    Object val = map.get(key);
    if (null == val) val = map.get(String.valueOf(key.charAt(0)));
    if (null == val) {
        return defaultValue;
    } else if (val instanceof CharSequence) {
        return parse(String.valueOf(val));
    } else if (val instanceof Number) {
        return parse((Number) val);
    }
    throw illegalValue(map, Insets.class);
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
/**
 * Returns the amount of space between the edge of the TextArea and its text
 */
public org.apache.pivot.wtk.Insets getMargin() {
    return margin;
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
/**
 * Sets the amount of space between the edge of the TextArea and its text
 */
public void setMargin(org.apache.pivot.wtk.Insets margin) {
    this.margin = checkNotNull(margin);;
    invalidateComponent();
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
public String getAsText() {
    if (null == getValue()) return null;
    Insets i = (Insets) getValue();
    return i.top + ", " + i.left + ", " + i.bottom + ", " + i.right;
}
 

import org.apache.pivot.wtk.Insets; //导入依赖的package包/类
private void handleAsNumber(Number value) {
    int c = parse(value);
    super.setValueInternal(new Insets(c, c, c, c));
}