altosuilib: Create grid-bag helper functions in AltosUIFrame

[fw/altos] / altosuilib / AltosUIFrame.java

diff --git a/altosuilib/AltosUIFrame.java b/altosuilib/AltosUIFrame.java
index 9ee4fab41647f30877468ba17efc23fc9ff8ff1c..3f74bca65004326172b7ade140e75fa91e218355 100644 (file)
--- a/altosuilib/AltosUIFrame.java
+++ b/altosuilib/AltosUIFrame.java
@@ -207,6 +207,62 @@ public class AltosUIFrame extends JFrame implements AltosUIListener, AltosPositi
                        }
                }
        }
+
+       int row = 0;
+
+       public void next_row() {
+               row++;
+       }
+
+       int inset = 0;
+
+       public void set_inset(int i) {
+               inset = i;
+       }
+
+       public GridBagConstraints constraints (int x, int width, int fill, int anchor, double weightx, double weighty) {
+               return new GridBagConstraints(x,                        /* x */
+                                             row,                      /* y */
+                                             width,                    /* width */
+                                             1,                        /* height */
+                                             weightx,                  /* weightx */
+                                             weighty,                  /* weighty */
+                                             anchor,                   /* anchor */
+                                             fill,                     /* fill */
+                                             new Insets(inset,inset,inset,inset),      /* insets */
+                                             0,                        /* ipadx */
+                                             0);                       /* ipady */
+       }
+
+       public GridBagConstraints constraints (int x, int width, int fill, int anchor) {
+               double  weightx = 0;
+               double  weighty = 0;
+
+               if (fill == GridBagConstraints.NONE) {
+                       weightx = 0;
+                       weighty = 0;
+               } else if (fill == GridBagConstraints.HORIZONTAL) {
+                       weightx = 1;
+                       weighty = 0;
+               } else if (fill == GridBagConstraints.VERTICAL) {
+                       weightx = 0;
+                       weighty = 1;
+               } else if (fill == GridBagConstraints.BOTH) {
+                       weightx = 1;
+                       weighty = 1;
+               }
+
+               return constraints (x, width, fill, anchor, weightx, weighty);
+       }
+
+       public GridBagConstraints constraints (int x, int width, int fill) {
+               return constraints (x, width, fill, GridBagConstraints.WEST);
+       }
+
+       public GridBagConstraints constraints(int x, int width) {
+               return constraints(x, width, GridBagConstraints.NONE);
+       }
+
        void init() {
                AltosUIPreferences.register_ui_listener(this);
                AltosUIPreferences.register_position_listener(this);