Generacion de informes desde la interfaz :3

src/danielcortes/xyz/views/components/YearSpinnerModel.java

@@ -0,0 +1,91 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2018-2019 Daniel Cortes
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package danielcortes.xyz.views.components;
+
+import javax.swing.*;
+import java.time.Year;
+
+public class YearSpinnerModel extends AbstractSpinnerModel {
+    private int value;
+    private String showingValue;
+
+    public YearSpinnerModel() {
+        this.value = Year.now().getValue();
+        this.showingValue = String.valueOf(value);
+    }
+
+    @Override
+    public Object getValue() {
+        return this.showingValue;
+    }
+
+    @Override
+    public void setValue(Object value) {
+        this.showingValue = String.valueOf(value);
+        this.value = Integer.parseInt(this.showingValue);
+    }
+
+    @Override
+    public Object getNextValue() {
+        if (this.value == 9999) {
+            return null;
+        }
+
+        if (this.value > 9999) {
+            this.value = 9999;
+            this.showingValue = String.valueOf(this.value);
+        } else if (this.value < 0) {
+            this.value = 0;
+            this.showingValue = String.valueOf(this.value);
+        } else {
+            this.value++;
+            this.showingValue = String.valueOf(value);
+        }
+
+        this.fireStateChanged();
+        return this.showingValue;
+    }
+
+    @Override
+    public Object getPreviousValue() {
+        if (this.value == 0) {
+            return null;
+        }
+
+        if (this.value > 9999) {
+            this.value = 9999;
+            this.showingValue = String.valueOf(this.value);
+        } else if (this.value < 0) {
+            this.value = 0;
+            this.showingValue = String.valueOf(this.value);
+        } else {
+            this.value--;
+            this.showingValue = String.valueOf(value);
+        }
+
+        this.fireStateChanged();
+        return this.showingValue;
+    }
+}