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@ -5,11 +5,15 @@ import com.fr.general.ComparatorUtils;
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import com.fr.stable.CoreConstants; |
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import com.fr.stable.StringUtils; |
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import javax.swing.event.CaretEvent; |
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import javax.swing.event.CaretListener; |
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import javax.swing.text.AttributeSet; |
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import javax.swing.text.BadLocationException; |
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import javax.swing.text.PlainDocument; |
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import java.awt.Dimension; |
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import java.awt.Toolkit; |
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import java.awt.event.InputMethodEvent; |
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import java.awt.event.InputMethodListener; |
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/** |
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* Number Field. |
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@ -35,6 +39,11 @@ public class UINumberField extends UITextField {
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private boolean isContentChanged = false; |
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private boolean fillNegativeNumber = true; |
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/** |
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* 输入法输入完成一个字符输入过程的标记。开始输入的时候是true，输入完矫正光标后为false |
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*/ |
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private boolean isInputMethodOnceInserting = false; |
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private int insertOffset = 0; |
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public UINumberField() { |
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this(MAX_INTEGERLENGTH_32, MAX_DECIMALLENGTH); |
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@ -55,6 +64,7 @@ public class UINumberField extends UITextField {
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this.minValue = minValue; |
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this.maxValue = maxValue; |
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setFieldDocument(); |
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initFieldListener(); |
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} |
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public void setFieldDocument() { |
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@ -62,6 +72,31 @@ public class UINumberField extends UITextField {
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initListener(); |
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} |
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private void initFieldListener() { |
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addInputMethodListener(new InputMethodListener() { |
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@Override |
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public void inputMethodTextChanged(InputMethodEvent event) { |
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isInputMethodOnceInserting = true; |
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} |
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@Override |
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public void caretPositionChanged(InputMethodEvent event) { |
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} |
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}); |
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addCaretListener(new CaretListener() { |
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@Override |
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public void caretUpdate(CaretEvent e) { |
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if (isInputMethodOnceInserting) { |
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isInputMethodOnceInserting = false; |
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setCaretPosition(insertOffset); |
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} else { |
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insertOffset = e.getDot(); |
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} |
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} |
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}); |
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} |
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public void canFillNegativeNumber(boolean fillNegativeNumber) { |
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this.fillNegativeNumber = fillNegativeNumber; |
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} |
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@ -186,6 +221,13 @@ public class UINumberField extends UITextField {
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super.insertString(offset, s, a); |
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} |
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public void remove(int offs, int len) throws BadLocationException { |
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if (isInputMethodOnceInserting) { |
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return; |
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} |
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super.remove(offs, len); |
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} |
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// kunsnat: 这种限制输入 有个不好的地方, 比如删除时: 10.1 最大值限定100, 那么就删除中间的小数点之后变为101, 超出了100.
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// 但是直接限制不能删除中间类似小数点, 那么也可能遇到: 最小值10 , 从100变化到其中的19, 就很难..
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private boolean notChange(String strNew) { |
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